North America - Relative humidity
Monday 25 Jul 2016 20:00 BST

Stations: 2622 Humidity
Abbeville Chris Crusta Memorial Airport (5 m, Louisiana) 75 %
Abbotsford Airport (58 m, British Columbia) 65 %
Abee (664 m, Alberta) 40 %
Aberdeen Airport (69 m, Mississippi) 50 %
Aberdeen Airport (397 m, South Dakota) 35 %
Abilene Airport (546 m, Texas) 30 %
Abingdon (631 m, Virginia) 40 %
Abraham Lincoln Capital Airport (187 m, Illinois) 70 %
Acadiana Regional Airport (7 m, Louisiana) 60 %
Accomack (15 m, Virginia) 55 %
Ada Airport (310 m, Oklahoma) 45 %
Adak (5 m, Alaska) 70 %
Addison Airport (196 m, Texas) 45 %
Adirondack Regional Airport (507 m, New York) 75 %
Aeroflex Andover (178 m, New Jersey) 60 %
Afton Airport (1896 m, Wyoming) 25 %
Agassiz (15 m, British Columbia) 60 %
Aiken Regional Airport (161 m, South Carolina) 50 %
Ainsworth Regional Airport (789 m, Nebraska) 30 %
Airlake Airport (293 m, Minnesota) 55 %
Aitkin Airport (367 m, Minnesota) 40 %
Aklavik Airport (7 m, Northwest Territories) 70 %
Akron Executive Airport (326 m, Ohio) 45 %
Akron- Canton Airport (377 m, Ohio) 45 %
Akulivik Airport (9 m, Quebec) 60 %
Alamogordo (1279 m, New Mexico) 20 %
Albany Airport (89 m, New York) 75 %
Albert J. Ellis Airport (29 m, North Carolina) 50 %
Albert Lea Airport (383 m, Minnesota) 55 %
Albert Whitted Airport (2 m, Florida) 60 %
Albertville Regional Airport (315 m, Alabama) 65 %
Albion Airport (550 m, Nebraska) 45 %
Albuquerque Airport (1618 m, New Mexico) 25 %
Alert Airport (31 m, Nunavut) 45 %
Alexandria Airport (432 m, Minnesota) 45 %
Alexandria Intl. Airport (27 m, Louisiana) 60 %
Algona Airport (372 m, Iowa) 50 %
Algonquin Provincial Park (410 m, Ontario) 45 %
Alice Intl. Airport (52 m, Texas) 35 %
Allegheny (382 m, Pennsylvania) 45 %
Allen Army Airfield (391 m, Alaska) 75 %
Allen Parish Airport (33 m, Louisiana) 60 %
Allendale Airport (49 m, South Carolina) 40 %
Allentown Queen City Airport (122 m, Pennsylvania) 50 %
Alliance Airport (1198 m, Nebraska) 40 %
Alma/Bacon County (61 m, Georgia) 45 %
Alpena (211 m, Michigan) 35 %
Alpine Airstrip (5 m, Alaska) 65 %
Alpine- Casparis Airport (1376 m, Texas) 20 %
Altoona (458 m, Pennsylvania) 45 %
Alturas Airport (1341 m, California) 20 %
Altus Air Force Base (413 m, Oklahoma) 35 %
Altus/Quartz Mountain Regional Airport (437 m, Oklahoma) 35 %
Alva Regional Airport (449 m, Oklahoma) 55 %
Ames Airport (291 m, Iowa) 50 %
Amqui (166 m, Quebec) 45 %
Anaktuvuk Pass Airport (643 m, Alaska) 50 %
Anderson Airport (238 m, South Carolina) 30 %
Andrew (625 m, Alberta) 45 %
Andrews Airport (967 m, Texas) 25 %
Angel Fire Airport (2554 m, New Mexico) 25 %
Angelina (88 m, Texas) 50 %
Angoon Seaplane Base (0 m, Alaska) 90 %
Aniak Airport (26 m, Alaska) 75 %
Ann Arbor Airport (256 m, Michigan) 45 %
Annapolis (2 m, Maryland) 65 %
Annette Island Airport (110 m, Alaska) 70 %
Anniston Regional Airport (186 m, Alabama) 40 %
Anoka (278 m, Minnesota) 40 %
Anson County Airport (91 m, North Carolina) 40 %
Antrim (190 m, Michigan) 55 %
Anvik Airport (99 m, Alaska) 55 %
Apalachicola Airport (6 m, Florida) 70 %
Appleton Airport (310 m, Wisconsin) 45 %
Appleton Intl. Airport (280 m, Wisconsin) 45 %
Aransas (8 m, Texas) 60 %
Arcata (18 m, California) 80 %
Arctic Bay CS (10 m, Northwest Territories) 75 %
Arctic Village Airport (636 m, Alaska) 45 %
Ardmore (257 m, Oklahoma) 35 %
Ardmore Airport (232 m, Oklahoma) 60 %
Argentia (15 m, Newfoundland) 95 %
Arkansas Intl. Airport (79 m, Arkansas) 55 %
Arlington Airport (42 m, Washington) 50 %
Arlington Airport (192 m, Texas) 40 %
Arnold Palmer Regional Airport (361 m, Pennsylvania) 50 %
Artesia Airport (1081 m, New Mexico) 30 %
Arthur N. Neu Airport (375 m, Iowa) 50 %
Arviat (10 m, Nunavut) 95 %
Ashe County Airport (969 m, North Carolina) 75 %
Asheboro Airport (205 m, North Carolina) 50 %
Asheville Regional Airport (661 m, North Carolina) 45 %
Ashland Airport (166 m, Kentucky) 65 %
Aspen/Pitkin (2384 m, Colorado) 30 %
Astoria Regional Airport (7 m, Oregon) 70 %
Athens (247 m, Georgia) 35 %
Athens Airport (135 m, Texas) 50 %
Atka Airport (17 m, Alaska) 95 %
Atkinson Airport (290 m, Kansas) 85 %
Atlanta Airport (315 m, Georgia) 35 %
Atlanta/Nexrad (296 m, Georgia) 45 %
Atlantic Airport (360 m, Iowa) 50 %
Atlantic City Airport (20 m, New Jersey) 60 %
Atmore AGDM (574 m, Alberta) 45 %
Atoka (180 m, Oklahoma) 40 %
Attawapiskat First Nation Airport (9 m, Ontario) 90 %
Auburn Airport (268 m, Indiana) 50 %
Auburn Airport (467 m, California) 25 %
Auburn University Regional Airport (236 m, Alabama) 50 %
Auburn/Lewiston Airport (88 m, Maine) 50 %
Augusta Airport (405 m, Kansas) 65 %
Augusta Regional Airport (45 m, Georgia) 45 %
Augusta State Airport (107 m, Maine) 40 %
Aurora Airport (548 m, Nebraska) 55 %
Aurora Airport (215 m, Illinois) 55 %
Aurora State Airport (60 m, Oregon) 55 %
Austin (189 m, Texas) 40 %
Austin Airport (375 m, Minnesota) 50 %
Austin Executive Airport (188 m, Texas) 45 %
Avenger Field (725 m, Texas) 30 %
Bad Axe (234 m, Michigan) 40 %
Baie-Comeau Airport (22 m, Quebec) 90 %
Baie-D'Urfé (39 m, Quebec) 80 %
Baker Airport (902 m, Montana) 15 %
Baker City Airport (1026 m, Oregon) 25 %
Baker Lake Airport (18 m, Nunavut) 95 %
Baldwin County Airport (117 m, Georgia) 45 %
Ballenas Island (13 m, British Columbia) 75 %
Baltimore (6 m, Maryland) 40 %
Baltimore Airport (47 m, Maryland) 40 %
Bancroft (331 m, Ontario) 55 %
Banff (1397 m, Alberta) 45 %
Bangor Intl. Airport (56 m, Maine) 40 %
Baraboo- Wisconsin Dells Airport (298 m, Wisconsin) 50 %
Barkley Regional Airport (126 m, Kentucky) 65 %
Barksdale Air Force Base (51 m, Louisiana) 50 %
Barnes Airport (427 m, North Dakota) 45 %
Barnwell (824 m, Alberta) 45 %
Barrage Temiscamingue (181 m, Quebec) 55 %
Barrie-Oro (289 m, Ontario) 40 %
Barrow (287 m, Georgia) 35 %
Barstow-Daggett Airport (587 m, California) 10 %
Barter Island LRRS Airport (11 m, Alaska) 100 %
Bartlesville Airport (218 m, Oklahoma) 65 %
Bartow Executive Airport (39 m, Florida) 45 %
Bastrop Airport (51 m, Louisiana) 60 %
Batesville Airport (141 m, Arkansas) 55 %
Bathurst Arpt(Awrs) (59 m, New Brunswick) 70 %
Bathurst Inlet (929 m, Northwest Territories) 55 %
Baton Rouge Metropolitan Airport (21 m, Louisiana) 50 %
Baudette Intl. Airport (329 m, Minnesota) 45 %
Baxley Airport (61 m, Georgia) 50 %
Bay Bridge Airport (15 m, Maryland) 60 %
Bay City Airport (14 m, Texas) 60 %
Beach Airport (840 m, North Dakota) 25 %
Beale Air Force Base (38 m, California) 25 %
Beatrice Municipal (403 m, Nebraska) 40 %
Beauceville (229 m, Quebec) 55 %
Beaufort Airport (3 m, South Carolina) 60 %
Beaumont Airport (10 m, Texas) 80 %
Beauregard Regional Airport (62 m, Louisiana) 55 %
Beaven Island (16 m, Nova Scotia) 25 %
Beaver Falls Airport (382 m, Pennsylvania) 65 %
Beaver Island Airport (204 m, Michigan) 65 %
Beeville Airport (82 m, Texas) 45 %
Belen Airport (1583 m, New Mexico) 20 %
Bella Bella (43 m, British Columbia) 90 %
Bella Coola Airport (35 m, British Columbia) 65 %
Bellefontaine Regional Airport (342 m, Ohio) 50 %
Bellingham Intl. Airport (45 m, Washington) 70 %
Bend Airport (1055 m, Oregon) 20 %
Benson Airport (317 m, Minnesota) 40 %
Bentonville Airport (395 m, Arkansas) 70 %
Berens River (222 m, Manitoba) 60 %
Beresford Airport (59 m, New Brunswick) 70 %
Berkeley County Airport (22 m, South Carolina) 55 %
Berlin Regional Airport (353 m, New Hampshire) 40 %
Bert Mooney Airport (1688 m, Montana) 20 %
Bethel Airport (44 m, Alaska) 70 %
Bettles Airport (196 m, Alaska) 40 %
Beverly Regional Airport (33 m, Massachusetts) 60 %
Bicycle Lake Army Airfield (716 m, California) 10 %
Big Bear Airport (2058 m, California) 30 %
Big Sandy Regional Airport (372 m, Kentucky) 60 %
Big Spring Airport (784 m, Texas) 35 %
Big Trout Lake (222 m, Ontario) 65 %
Bigfork (411 m, Minnesota) 45 %
Biggs Army Airfield (1204 m, Texas) 15 %
Billings Logan Intl. Airport (1088 m, Montana) 20 %
Billy Mitchell Airport (4 m, North Carolina) 70 %
Birmingham (192 m, Alabama) 50 %
Bisbee Douglas Intl. Airport (1249 m, Arizona) 45 %
Bishop Intl. Airport (233 m, Michigan) 40 %
Bismarck Airport (505 m, North Dakota) 50 %
Black Hills Airport (1188 m, South Dakota) 20 %
Black River Falls Area Airport (255 m, Wisconsin) 40 %
Blair Airport (404 m, Nebraska) 50 %
Blakely Airport (65 m, Georgia) 50 %
Blanc-Sablon Airport (32 m, Quebec) 80 %
Blanding Airport (1788 m, Utah) 25 %
Block (33 m, Rhode Island) 70 %
Blood Tribe Agdm (980 m, Alberta) 55 %
Blosser Airport (452 m, Kansas) 70 %
Blue Grass Airport (301 m, Kentucky) 60 %
Blue Ridge Airport (287 m, Virginia) 40 %
Blue River (683 m, British Columbia) 65 %
Blythe Airport (118 m, California) 30 %
Blytheville Airport (78 m, Arkansas) 60 %
Bob Sikes Airport (65 m, Florida) 50 %
Boca Raton Airport (4 m, Florida) 75 %
Bodo (687 m, Alberta) 40 %
Boeing Field Airport (6 m, Washington) 45 %
Boerne Stage Field (422 m, Texas) 40 %
Bogalusa (36 m, Louisiana) 75 %
Boise Airport (872 m, Idaho) 20 %
Bonilla Island (17 m, British Columbia) 75 %
Boone (418 m, Arkansas) 75 %
Boone Airport (354 m, Iowa) 50 %
Boscobel Airport (205 m, Wisconsin) 40 %
Boulder Airport (1612 m, Colorado) 35 %
Boulder City Airport (671 m, Nevada) 20 %
Boundary County Airport (711 m, Idaho) 40 %
Bow Island (799 m, Alberta) 45 %
Bow Valley (1298 m, Alberta) 40 %
Bowerman Airport (3 m, Washington) 85 %
Bowers Airport (527 m, Washington) 35 %
Bowie Airport (336 m, Texas) 45 %
Bowling Green (160 m, Kentucky) 50 %
Bowman Field (167 m, Kentucky) 55 %
Bozeman Yellowstone Intl. Airport (1349 m, Montana) 20 %
Bradley Intl. Airport (55 m, Connecticut) 45 %
Brainerd Lakes Regional Airport (374 m, Minnesota) 50 %
Branch County Memorial Airport (292 m, Michigan) 45 %
Brandon Airport (416 m, Manitoba) 45 %
Branson Airport (397 m, Missouri) 85 %
Branson West Airport (411 m, Missouri) 95 %
Bratt'S Lake (580 m, Saskatchewan) 55 %
Breckenridge Airport (391 m, Texas) 30 %
Bremerton Ntnl Arpt (147 m, Washington) 50 %
Brenham (94 m, Texas) 45 %
Brevig Mission Airport (12 m, Alaska) 65 %
Brewster Field Arpt (704 m, Nebraska) 50 %
Bridgeport Airport (260 m, Texas) 40 %
Bridgewater Airport (355 m, Virginia) 50 %
Brier Island (16 m, Nova Scotia) 70 %
Brigham City Airport (1288 m, Utah) 10 %
Broadview AP (600 m, Saskatchewan) 55 %
Brocket AGDM (1073 m, Alberta) 40 %
Broken Bow Airport (776 m, Nebraska) 45 %
Brookhaven Airport (25 m, New York) 65 %
Brookings Airport (140 m, Oregon) 75 %
Brookings Regional Airport (502 m, South Dakota) 40 %
Brookneal (182 m, Virginia) 50 %
Brooks (747 m, Alberta) 45 %
Brooks Field (287 m, Michigan) 45 %
Brooksville- Tampa Bay Regional Airport (20 m, Florida) 50 %
Broughton Island (584 m, Nunavut) 50 %
Brown Field Airport (160 m, California) 75 %
Brownsville/South Padre (8 m, Texas) 50 %
Brownwood Regional Airport (422 m, Texas) 35 %
Brunswick Golden Isles Airport (8 m, Georgia) 50 %
Bryce Canyon Airport (2312 m, Utah) 20 %
Buchanan Field Airport (7 m, California) 45 %
Buckeye Airport (315 m, Arizona) 25 %
Buckhannon Airport (498 m, West-Virginia) 60 %
Buckland Airport (9 m, Alaska) 80 %
Buckley Space Force Base (1726 m, Colorado) 20 %
Buena Vista Airport (2422 m, Colorado) 15 %
Buffalo (881 m, South Dakota) 15 %
Buffalo Airport (1514 m, Wyoming) 15 %
Buffalo Airport (295 m, Minnesota) 45 %
Buffalo Narrows Airport (440 m, Saskatchewan) 50 %
Buffalo Niagara Intl. Airport (219 m, New York) 85 %
Burbank (237 m, California) 25 %
Burley Airport (1267 m, Idaho) 25 %
Burlington Airport (237 m, Wisconsin) 50 %
Burlington Intl. Airport (104 m, Vermont) 65 %
Burlington Piers (AUT) (77 m, Ontario) 60 %
Burlington- Alamance Regional Airport (188 m, North Carolina) 40 %
Burnet Airport (391 m, Texas) 40 %
Burnett County Airport (301 m, Wisconsin) 50 %
Burns Airport (1271 m, Oregon) 15 %
Burns Lake Campbell Scientific (713 m, British Columbia) 45 %
Burwash Landing Airport (807 m, Yukon) 55 %
Butler (193 m, Ohio) 45 %
Buttonville Airport (198 m, Ontario) 55 %
C. David Campbell Field (136 m, Texas) 45 %
CFB Bagotville (159 m, Quebec) 85 %
CFB Borden (224 m, Ontario) 50 %
CFB Valcartier Airport (168 m, Quebec) 85 %
Cairns Army Airfield (91 m, Florida) 55 %
Cairo Airport (98 m, Illinois) 90 %
Caldwell Airport (119 m, Texas) 45 %
Caledonia County Airport (362 m, Vermont) 60 %
Calgary Intl. Airport (1084 m, Alberta) 50 %
Calhoun County Airport (9 m, Texas) 65 %
Camarillo Airport (23 m, California) 60 %
Cambridge Airport (287 m, Minnesota) 50 %
Cambridge Bay Airport (23 m, Nunavut) 85 %
Cambridge- Dorchester Airport (6 m, Maryland) 50 %
Cameron Airport (123 m, Texas) 40 %
Cameron Falls (AUT) (233 m, Ontario) 55 %
Camp Mackall (115 m, North Carolina) 55 %
Campbell Army Airfield (173 m, Kentucky) 60 %
Campbell River Airport (106 m, British Columbia) 55 %
Campo (802 m, California) 40 %
Canadian Airport (730 m, Texas) 50 %
Canby Airport (364 m, Minnesota) 40 %
Cando Airport (450 m, North Dakota) 55 %
Cannon Air Force Base (1309 m, New Mexico) 25 %
Canyonlands Regional Airport (1388 m, Utah) 15 %
Cap D'Espoir (15 m, Quebec) 95 %
Cap Tourmente National Wildlife Area (6 m, Quebec) 80 %
Cap-Chat (5 m, Quebec) 90 %
Cape Canaveral Space Force Station (3 m, Florida) 55 %
Cape Cod Gateway Airport (16 m, Massachusetts) 65 %
Cape Girardeau Regional Airport (102 m, Missouri) 60 %
Cape Hooper (393 m, Nunavut) 45 %
Cape Kiglapait (834 m, Newfoundland) 85 %
Cape Lisburne LRRS Airport (3 m, Alaska) 95 %
Cape Mercy (583 m, Nunavut) 55 %
Cape Newenham LRRS Airport (165 m, Alaska) 95 %
Cape Peel West (165 m, Northwest Territories) 55 %
Cape Race (27 m, Newfoundland) 95 %
Cape Romanzof LRRS Airport (123 m, Alaska) 85 %
Cape St James CS (92 m, British Columbia) 95 %
Capital City Airport (106 m, Pennsylvania) 65 %
Capital Region Intl. Airport (266 m, Michigan) 50 %
Cardston (1136 m, Alberta) 55 %
Caribou (187 m, Ontario) 80 %
Caribou Airport (191 m, Maine) 50 %
Caribou Point (AUT) (2 m, Nova Scotia) 85 %
Carman (268 m, Manitoba) 50 %
Carmi Airport (118 m, Illinois) 80 %
Carrizo Hill Airport (183 m, Texas) 40 %
Carson City Airport (1432 m, Nevada) 10 %
Cartersville Airport (229 m, Georgia) 35 %
Cartwright Airport (15 m, Newfoundland) 95 %
Carway Airport (1354 m, Alberta) 90 %
Casa Grande Airport (446 m, Arizona) 25 %
Casper (1612 m, Wyoming) 15 %
Castle Airport (57 m, California) 25 %
Castlegar Airport (495 m, Nova Scotia) 40 %
Castroville Airport (235 m, Texas) 30 %
Catalina Airport (488 m, California) 55 %
Cathedral Point (31 m, British Columbia) 80 %
Cattaraugus County-Olean Airport (651 m, New York) 95 %
Cavalier Airport (270 m, North Dakota) 45 %
Cavern City Airport (985 m, New Mexico) 25 %
Cecil Airport (27 m, Florida) 45 %
Cedar City Regional Airport (1714 m, Utah) 15 %
Centennial Airport (1793 m, Colorado) 15 %
Center Airport (97 m, Texas) 60 %
Centerville Airport (313 m, Iowa) 60 %
Central Illinois Regional Airport (267 m, Illinois) 75 %
Central Kentucky Regional Airport (289 m, Kentucky) 90 %
Central Nebraska Regional Airport (566 m, Nebraska) 45 %
Central Wisconsin Airport (389 m, Wisconsin) 50 %
Centralia (163 m, Illinois) 95 %
Chéticamp (44 m, Nova Scotia) 70 %
Chadron Airport (1011 m, Nebraska) 30 %
Challis Airport (1546 m, Idaho) 20 %
Chamberlain (530 m, South Dakota) 35 %
Chamouchouane (304 m, Quebec) 90 %
Champion AGDM (1006 m, Alberta) 40 %
Chan Gurney Airport (398 m, South Dakota) 35 %
Chandler Airport (379 m, Arizona) 25 %
Chandler Regional Airport (300 m, Oklahoma) 65 %
Chanute Martin Johnson Airport (298 m, Kansas) 75 %
Chapleau Airport (447 m, Ontario) 65 %
Charles B. Wheeler Downtown Airport (226 m, Missouri) 75 %
Charleston Airport (5 m, South Carolina) 60 %
Charleston Intl. Airport (15 m, South Carolina) 50 %
Charlevoix (Mrc) (719 m, Quebec) 95 %
Charlevoix Airport (204 m, Michigan) 55 %
Charlo Airport (42 m, New Brunswick) 80 %
Charlotte Douglas Intl. Airport (234 m, North Carolina) 40 %
Charlotte- Monroe Executive Airport (207 m, North Carolina) 40 %
Charlottesville- Albemarle Airport (195 m, Virginia) 45 %
Charlottetown Airport (79 m, Prince Edward Island) 50 %
Chase City Airport (153 m, Virginia) 45 %
Chatham Airport (19 m, Massachusetts) 75 %
Chattanooga Metropolitan Airport (210 m, Tennessee) 40 %
Chautauqua (211 m, New York) 80 %
Chautauqua (525 m, New York) 85 %
Cheboygan Airport (195 m, Michigan) 50 %
Chehalis Airport (54 m, Washington) 55 %
Chennault Intl. Airport (4 m, Louisiana) 95 %
Cherokee Airport (374 m, Iowa) 40 %
Cherokee County Regional Airport (372 m, Georgia) 25 %
Cherry Capital Airport (188 m, Michigan) 40 %
Chesapeake Regional Airport (6 m, Virginia) 50 %
Chester Airport (127 m, Connecticut) 60 %
Chester Catawba Regional Airport (200 m, South Carolina) 40 %
Chesterfield County Airport (72 m, Virginia) 40 %
Chetek Airport (322 m, Wisconsin) 55 %
Chetwynd (609 m, British Columbia) 35 %
Chevak Airport (23 m, Alaska) 75 %
Chevery (8 m, Quebec) 80 %
Cheyenne County Airport (1040 m, Kansas) 45 %
Cheyenne Regional Airport (1872 m, Wyoming) 35 %
Chibougamau-Chapais AP (387 m, Quebec) 95 %
Chicago Executive Airport (197 m, Illinois) 35 %
Chickasha Airport (351 m, Oklahoma) 45 %
Chico Airport (73 m, California) 30 %
Childress Airport (594 m, Texas) 30 %
Chillicothe (234 m, Missouri) 60 %
Chino Airport (199 m, California) 15 %
Chippewa (244 m, Michigan) 70 %
Chippewa Valley Regional Airport (271 m, Wisconsin) 45 %
Chugiak Airport (29 m, Alaska) 95 %
Chulitna (381 m, Alaska) 90 %
Churchill Airport (29 m, Manitoba) 75 %
Churchill Falls (440 m, California) 40 %
Churchill Falls Airport (435 m, Newfoundland) 40 %
Chutes Des Passes (398 m, Quebec) 65 %
Cincinnati Municipal Lunken Airport (147 m, Ohio) 50 %
Cincinnati West Airport (178 m, Ohio) 50 %
Claremore Regional Airport (221 m, Oklahoma) 60 %
Clarence E. Page Airport (413 m, Oklahoma) 50 %
Claresholm (1012 m, Alberta) 40 %
Clarinda (303 m, Iowa) 60 %
Clarksville (128 m, Virginia) 50 %
Clarksville Airport (168 m, Tennessee) 60 %
Claxton Airport (34 m, Georgia) 45 %
Clayton Municipal Airpark (1515 m, New Mexico) 35 %
Cleardale AGDM (630 m, Alberta) 50 %
Clearfield- Lawrence Airport (462 m, Pennsylvania) 45 %
Clearwater Air Park (22 m, Florida) 75 %
Cleburne Airport (260 m, Texas) 40 %
Clermont County Airport (257 m, Ohio) 50 %
Cleveland Airport (43 m, Mississippi) 60 %
Cleveland Burke Lakefront Airport (178 m, Ohio) 70 %
Cleveland Hopkins Intl. Airport (245 m, Ohio) 55 %
Cleveland Regional Jetport (262 m, Tennessee) 40 %
Clines Corner (2160 m, New Mexico) 35 %
Clinton Airport (157 m, Arkansas) 70 %
Clinton Airport (45 m, North Carolina) 55 %
Clinton Airport (216 m, Iowa) 60 %
Clinton Airport (251 m, Missouri) 85 %
Clinton National Airport (79 m, Arkansas) 45 %
Clinton Regional Airport (492 m, Oklahoma) 40 %
Clinton-Sherman Industrial Airpark (586 m, Oklahoma) 40 %
Clintonville Airport (251 m, Wisconsin) 40 %
Cloquet Carlton (390 m, Minnesota) 40 %
Clovis Airport (1284 m, New Mexico) 30 %
Clyde AP (27 m, Nunavut) 40 %
Coast Guard Air Station Port Angeles (4 m, Washington) 75 %
Coastal Carolina Regional Airport (6 m, North Carolina) 60 %
Cobb (317 m, Georgia) 50 %
Cobourg (78 m, Ontario) 80 %
Coeur d'Alene Airport (707 m, Idaho) 35 %
Coffeyville Airport (230 m, Kansas) 70 %
Colby Airport (971 m, Kansas) 60 %
Cold Bay Airport (31 m, Alaska) 95 %
Cold Lake Airport (541 m, Alberta) 45 %
Coleman A. Young Intl. Airport (191 m, Michigan) 40 %
Coleman Airport (517 m, Texas) 30 %
Coles (220 m, Illinois) 70 %
College Park Airport (15 m, Maryland) 45 %
Collingwood (180 m, Ontario) 55 %
Colonel James Jabara Airport (433 m, Kansas) 65 %
Colorado Air and Space Port (1680 m, Colorado) 20 %
Colorado City (1486 m, Arizona) 15 %
Colorado Plains Regional Airport (1421 m, Colorado) 50 %
Colorado Springs Airport (1881 m, Colorado) 35 %
Columbia Airport (646 m, California) 10 %
Columbia Gorge Regional Airport (73 m, Washington) 35 %
Columbia Metropolitan Airport (69 m, South Carolina) 45 %
Columbia Regional Airport (274 m, Missouri) 85 %
Columbus Air Force Base (67 m, Mississippi) 60 %
Columbus Airport (440 m, Nebraska) 50 %
Columbus Airport (200 m, Indiana) 70 %
Columbus County Airport (30 m, North Carolina) 55 %
Columbus Metropolitan Airport (121 m, Georgia) 40 %
Comanche Airport (423 m, Texas) 35 %
Comox (26 m, British Columbia) 65 %
Concord Airport (105 m, New Hampshire) 45 %
Concord-Padgett Regional Airport (210 m, North Carolina) 45 %
Conroe Airport (75 m, Texas) 40 %
Consort AGDM (772 m, Alberta) 45 %
Conway Airport (10 m, South Carolina) 55 %
Cook Muni Arpt (402 m, Minnesota) 50 %
Copper Harbor Ramos (186 m, Michigan) 55 %
Coral Harbour Airport (64 m, Nunavut) 95 %
Corning Airport (89 m, Arkansas) 90 %
Corona Airport (163 m, California) 25 %
Coronach (756 m, Saskatchewan) 25 %
Coronation (791 m, Alberta) 40 %
Corpus Christi Intl. Airport (15 m, Texas) 50 %
Cortez Airport (1803 m, Colorado) 25 %
Cortland Airport (365 m, New York) 75 %
Corvallis Airport (75 m, Oregon) 55 %
Cotulla (144 m, Texas) 30 %
Coulter Field Airport (112 m, Texas) 50 %
Council Bluffs Airport (382 m, Iowa) 55 %
Cove Island (181 m, Ontario) 80 %
Covington Airport (267 m, Kentucky) 55 %
Covington Airport (247 m, Georgia) 40 %
Cox Field (167 m, Texas) 40 %
Craig (1915 m, Colorado) 15 %
Craig Field / Selma (51 m, Alabama) 50 %
Cranbrook Airport (939 m, British Columbia) 30 %
Crater Lake (1244 m, Oregon) 30 %
Crawford County Airport (141 m, Illinois) 65 %
Crawfordsville Regional Airport (244 m, Indiana) 75 %
Creech Air Force Base Airport (951 m, Nevada) 10 %
Crescent City (17 m, California) 80 %
Creston (394 m, Iowa) 55 %
Creston Campbell Scientific (646 m, British Columbia) 40 %
Crewe Airport (128 m, Virginia) 45 %
Crisp County (95 m, Georgia) 40 %
Croker Rvr (69 m, Northwest Territories) 70 %
Crookston Airport (273 m, Minnesota) 50 %
Crosby Airport (594 m, North Dakota) 45 %
Cross City Airport (13 m, Florida) 55 %
Crossville Airport (569 m, Tennessee) 60 %
Crowsnest (1303 m, Alberta) 55 %
Crystal Airport (265 m, Minnesota) 40 %
Crystal River Airport (3 m, Florida) 55 %
Culpeper Regional Airport (95 m, Virginia) 50 %
Cumberland Airport (378 m, Wisconsin) 50 %
Cumshewa (17 m, British Columbia) 75 %
Currituck County Regional Airport (5 m, North Carolina) 55 %
Curtis L. Brown Jr. Field (40 m, North Carolina) 50 %
Cushing Airport (279 m, Oklahoma) 50 %
Custer Airport (1707 m, South Dakota) 40 %
Custer Airport (188 m, Michigan) 70 %
Cut Bank Airport (1169 m, Montana) 40 %
Cuyahoga County Airport (268 m, Ohio) 65 %
Cypress Hills Park (1271 m, Saskatchewan) 60 %
Délı̨nę (213 m, Northwest Territories) 50 %
Délı̨nę Airport (176 m, Northwest Territories) 55 %
Dalhart Airport (1216 m, Texas) 40 %
Dallas Executive Airport (201 m, Texas) 35 %
Dallas Fort Worth Intl. Airport (182 m, Texas) 40 %
Dallas Love Field (148 m, Texas) 40 %
Dalton Airport (216 m, Georgia) 50 %
Danbury Airport (139 m, Connecticut) 50 %
Dane County Regional Airport (264 m, Wisconsin) 50 %
Daniel Field (129 m, Georgia) 40 %
Dansville Airport (201 m, New York) 95 %
Danville Regional Airport (174 m, Virginia) 45 %
Dapp (614 m, Alberta) 55 %
Dare (4 m, North Carolina) 75 %
Dare County Gunnery Range (3 m, North Carolina) 65 %
Darke County Airport (307 m, Ohio) 55 %
Darlington (59 m, South Carolina) 55 %
Dauphin Airport (305 m, Manitoba) 55 %
Davenport Airport (259 m, Iowa) 55 %
David Wayne Hooks Memorial Airport (46 m, Texas) 45 %
Davidson County Airport (223 m, North Carolina) 45 %
Daviess County Airport (144 m, Indiana) 70 %
Davis (808 m, Arizona) 30 %
Davis Field (186 m, Oklahoma) 60 %
Davison Army Airfield (21 m, Virginia) 45 %
Dawson Community Airport (749 m, Montana) 25 %
Dawson Creek Airport (655 m, British Columbia) 45 %
Dawson Y. T. AP (370 m, Yukon) 75 %
Dayton Intl. Airport (306 m, Ohio) 50 %
Dayton- Wright Brothers Airport (293 m, Ohio) 50 %
Daytona Beach Airport (38 m, Florida) 60 %
DeFuniak Springs (88 m, Florida) 50 %
DeKalb Airport (279 m, Illinois) 55 %
DeKalb- Peachtree Airport (305 m, Georgia) 45 %
DeQuincy Airport (25 m, Louisiana) 65 %
Deadhorse Airport (23 m, Alaska) 70 %
Deadman Valley (283 m, Northwest Territories) 65 %
Dease Lake (816 m, British Columbia) 85 %
Dease Lake Airport (803 m, British Columbia) 65 %
Debert (39 m, Nova Scotia) 35 %
Decatur (43 m, Georgia) 45 %
Decatur Airport (319 m, Texas) 40 %
Decatur Airport (208 m, Illinois) 65 %
Decorah Airport (353 m, Iowa) 55 %
Deer Lake Airport (29 m, Newfoundland) 40 %
Deer Park Airport (672 m, Washington) 30 %
Deering Airport (9 m, Alaska) 75 %
Deerwood Rcs (341 m, Manitoba) 55 %
Defiance Memorial Airport (219 m, Ohio) 55 %
Del Bonita (1310 m, Alberta) 55 %
Del Norte Airport (2425 m, Colorado) 35 %
Del Rio Intl. Airport (314 m, Texas) 40 %
Delaware (286 m, Indiana) 60 %
Delaware Airport (288 m, Ohio) 65 %
Delaware Coastal Airport (16 m, Delaware) 50 %
Delhi (232 m, Ontario) 50 %
Delta (1583 m, Colorado) 15 %
Delta Airport (1451 m, Utah) 10 %
Delta County Airport (187 m, Michigan) 40 %
Deming Airport (1313 m, New Mexico) 25 %
Demopolis Airport (34 m, Alabama) 45 %
Denison (388 m, Iowa) 50 %
Denton Enterprise Airport (197 m, Texas) 45 %
Denver Intl. Airport (1656 m, Colorado) 20 %
Derby Field (1190 m, California) 15 %
Des Moines Intl. Airport (294 m, Iowa) 40 %
Deschambault CS (61 m, Quebec) 90 %
Destin (7 m, Georgia) 60 %
Destin (29 m, Florida) 55 %
Detroit Lakes Airport (426 m, Minnesota) 45 %
Detroit Metropolitan Airport (202 m, Michigan) 40 %
Devils Lake Regional Airport (443 m, North Dakota) 55 %
Dickinson Theodore Roosevelt Regional Airport (787 m, North Dakota) 25 %
Dillant (149 m, New Hampshire) 50 %
Dillingham Airport (29 m, Alaska) 75 %
Dillon Airport (1597 m, Montana) 30 %
District (281 m, Ontario) 55 %
Dixon Airport (1996 m, Wyoming) 15 %
Dobbins Air Reserve Base (326 m, Georgia) 45 %
Dodge Center Airport (398 m, Minnesota) 45 %
Dodge City Regional Airport (790 m, Kansas) 55 %
Dodge County Airport (285 m, Wisconsin) 55 %
Donaldson Center Airport (291 m, South Carolina) 40 %
Door (221 m, Wisconsin) 50 %
Dothan Regional Airport (122 m, Alabama) 50 %
Double Eagle II Airport (1779 m, New Mexico) 25 %
Douglas Airport (78 m, Georgia) 35 %
Dover Air Force Base (9 m, Delaware) 55 %
Downtown Los Angeles (82 m, California) 35 %
Doylestown Airport (120 m, Pennsylvania) 50 %
Drake Field (381 m, Arkansas) 95 %
Draughon- Miller Central Texas Regional Airport (208 m, Texas) 40 %
Driggs Airport (1898 m, Idaho) 10 %
Drumheller East (678 m, Alberta) 40 %
Drummond Island Airport (204 m, Michigan) 65 %
Dryden Airport (413 m, Ontario) 55 %
Dryden Terrell C. Arpt (707 m, Texas) 30 %
DuBois Airport (554 m, Pennsylvania) 60 %
DuPage Airport (231 m, Illinois) 45 %
Dubois Airport (2224 m, Wyoming) 10 %
Dubuque Regional Airport (329 m, Iowa) 55 %
Duke Field (57 m, Florida) 50 %
Dulles Intl. Airport (98 m, Virginia) 35 %
Duluth Airport (432 m, Minnesota) 50 %
Durango (2038 m, Colorado) 25 %
Durant Regional Airport (213 m, Oklahoma) 45 %
Dyess Air Force Base (545 m, Texas) 40 %
Eagle Airport (268 m, Alaska) 55 %
Eagle County Regional Airport (1993 m, Colorado) 20 %
Eagle Creek Airpark Airport (250 m, Indiana) 60 %
Eagle Lake Airport (56 m, Texas) 50 %
Eagle River Union Airport (500 m, Wisconsin) 45 %
Eagle's Nest Airport (438 m, Virginia) 45 %
Ear Falls (355 m, Ontario) 55 %
Eareckson Air Station (31 m, Alaska) 100 %
East Hampton Airport (17 m, New York) 70 %
East Point (8 m, Prince Edward Island) 85 %
East Texas Regional Airport (124 m, Texas) 70 %
Eastend Cypress (1080 m, Saskatchewan) 45 %
Eastern Iowa Airport (256 m, Iowa) 55 %
Eastern Oregon Regional Airport (456 m, Oregon) 20 %
Eastern Sierra Regional Airport (1263 m, California) 5 %
Eastern WV Regional Airport (170 m, West-Virginia) 45 %
Easterwood Airport (98 m, Texas) 50 %
Eastman Airport (93 m, Georgia) 30 %
Easton Airport (22 m, Maryland) 65 %
Edgar County Airport (199 m, Illinois) 75 %
Edmonton (IAP) (707 m, Alberta) 40 %
Edmonton International CS (715 m, Alberta) 45 %
Edmonton Municipal Cr10 (671 m, Alberta) 30 %
Edmonton Namao (685 m, Alberta) 40 %
Edmundston (156 m, New Brunswick) 45 %
Edson (927 m, Alberta) 45 %
Edson (925 m, Alberta) 45 %
Edson Airport (925 m, Alberta) 45 %
Edward F. Knapp State Airport (355 m, Vermont) 65 %
Edward G. Pitka Sr. Airport (46 m, Alaska) 65 %
Edwards (701 m, California) 5 %
Edwards Air Force Base (705 m, California) 5 %
Effingham (179 m, Illinois) 75 %
Egbert CS (251 m, Ontario) 55 %
Egegik Airport (119 m, Alaska) 80 %
Eielson Air Force Base (167 m, Alaska) 65 %
El Paso Intl. Airport (1194 m, Texas) 20 %
El Reno (432 m, Oklahoma) 40 %
Elbow Lake (367 m, Minnesota) 55 %
Elfin Cove Seaplane Base (1 m, Alaska) 80 %
Elizabeth City Regional Airport (4 m, North Carolina) 55 %
Elizabethton Airport (486 m, Tennessee) 45 %
Elk City Regional Business Airport (610 m, Oklahoma) 45 %
Elkhart Airport (237 m, Indiana) 60 %
Elkins/Randolph Field AP (609 m, West-Virginia) 45 %
Elko Regional Airport (1565 m, Nevada) 5 %
Ellington Field Joint Reserve Base (10 m, Texas) 50 %
Ellsworth Air Force Base (979 m, South Dakota) 35 %
Elmendorf Air Force Base (59 m, Alaska) 95 %
Elmira Corning Regional Airport (291 m, New York) 90 %
Elora (376 m, Ontario) 55 %
Ely Airport (443 m, Minnesota) 45 %
Ely Airport (1909 m, Nevada) 5 %
Emporia Airport (39 m, Virginia) 45 %
Emporia Airport (368 m, Kansas) 85 %
Enchant (801 m, Alberta) 45 %
Englee (30 m, Newfoundland) 65 %
Englehart Airport (243 m, Ontario) 55 %
Enid Woodring Regional Airport (356 m, Oklahoma) 45 %
Entrance Isl. (5 m, British Columbia) 85 %
Ephraim (236 m, Wisconsin) 50 %
Ephrata Airport (383 m, Washington) 20 %
Erie Airport (1564 m, Colorado) 35 %
Erie Intl. Airport (225 m, Pennsylvania) 80 %
Erik Nielsen Whitehorse Intl. Airport (706 m, Yukon) 45 %
Ernest A. Love Field Airport (1537 m, Arizona) 30 %
Esler Airfield (34 m, Louisiana) 60 %
Esquimalt (3 m, British Columbia) 70 %
Essex (53 m, New Jersey) 50 %
Estevan Airport (584 m, Saskatchewan) 55 %
Estevan Point lighthouse (7 m, British Columbia) 80 %
Esther 1 (707 m, Alberta) 30 %
Estherville Muni (401 m, Iowa) 55 %
Eugene Airport (114 m, Oregon) 55 %
Eureka (Ramos) (1993 m, Nevada) 10 %
Eureka Airport (11 m, Nunavut) 45 %
Eureka Skelton AP (1002 m, Alaska) 80 %
Evanston Airport (2177 m, Wyoming) 15 %
Evansville Airport (118 m, Indiana) 80 %
Eveleth Muni (Awos) (421 m, Minnesota) 45 %
Everett- Stewart Regional Airport (104 m, Tennessee) 60 %
Fairbanks Intl. Airport (135 m, Alaska) 60 %
Fairchild Air Force Base (743 m, Washington) 25 %
Fairfield Airport (133 m, Illinois) 70 %
Fairfield Airport (244 m, Iowa) 60 %
Fairfield County Airport (264 m, Ohio) 55 %
Fairfield County Airport (176 m, South Carolina) 40 %
Fairmont Airport (354 m, Minnesota) 45 %
Fairview Airport (655 m, Alberta) 35 %
Faith (787 m, South Dakota) 20 %
Falfurrias Airport (34 m, Texas) 40 %
Fallbrook Airport (216 m, California) 40 %
Falls City/Brenner (300 m, Nebraska) 50 %
Falls Intl. Airport (362 m, Minnesota) 50 %
False River Regional Airport (12 m, Louisiana) 60 %
Faribault Muni Awos (322 m, Minnesota) 50 %
Farmington Airport (274 m, Missouri) 60 %
Farmville (125 m, Virginia) 40 %
Fayetteville Airport (300 m, Tennessee) 50 %
Fayetteville Regional Airport (58 m, North Carolina) 50 %
Felker Army Airfield (4 m, Virginia) 55 %
Felts Field Airport (595 m, Washington) 30 %
Fergus Falls Airport (361 m, Minnesota) 55 %
Fernandina Beach Airport (5 m, Florida) 60 %
Ferolle Point (AUT) (6 m, Newfoundland) 80 %
Field of Dreams AP (311 m, Minnesota) 55 %
Fillmore County Airport (389 m, Minnesota) 55 %
Fincastle Agdm (833 m, Alberta) 50 %
Findlay Airport (247 m, Ohio) 50 %
First Flight Airport (4 m, North Carolina) 45 %
Fitch H. Beach Airport (272 m, Michigan) 45 %
Fitchburg Airport (106 m, Massachusetts) 40 %
Fitzgerald Airport (111 m, Georgia) 45 %
Flag Island (328 m, Minnesota) 55 %
Flagler County Airport (10 m, Florida) 55 %
Flagstaff Airport (2131 m, Arizona) 30 %
Fleming-Mason Airport (278 m, Kentucky) 60 %
Fletcher Field (53 m, Mississippi) 60 %
Flin Flon Airport (304 m, Manitoba) 45 %
Flora (144 m, Illinois) 70 %
Florala Airport (96 m, Alabama) 50 %
Florence Airport (44 m, South Carolina) 50 %
Florence Airport (1658 m, Colorado) 30 %
Florida Keys Marathon Airport (2 m, Florida) 70 %
Floyd Bennett Memorial Airport (100 m, New York) 70 %
Flying Cloud Airport (276 m, Minnesota) 45 %
Folsom Field (294 m, Alabama) 45 %
Fond du Lac (246 m, Wisconsin) 50 %
Foothills Regional Airport (387 m, North Carolina) 40 %
Ford Airport (360 m, Michigan) 40 %
Foremost (881 m, Alberta) 45 %
Forest City Airport (375 m, Iowa) 45 %
Fort Bridger Airport (2145 m, Wyoming) 10 %
Fort Carson (1789 m, Colorado) 35 %
Fort Chipewyan (232 m, Alberta) 55 %
Fort Dodge Regional Airport (355 m, Iowa) 50 %
Fort Good Hope (82 m, Northwest Territories) 60 %
Fort Lauderdale (7 m, Florida) 60 %
Fort Lauderdale Airport (4 m, Florida) 60 %
Fort Liard (213 m, Northwest Territories) 45 %
Fort McMurray CS (369 m, Alberta) 50 %
Fort McPherson Airport (43 m, Northwest Territories) 60 %
Fort Mcmurray (369 m, California) 55 %
Fort Montmorency Rc RCS (673 m, Quebec) 90 %
Fort Morgan Airport (1393 m, Colorado) 40 %
Fort Nelson Airport (389 m, British Columbia) 40 %
Fort Polk (110 m, Louisiana) 65 %
Fort Providence (162 m, Northwest Territories) 50 %
Fort Resolution (164 m, Northwest Territories) 70 %
Fort Simpson Airport (169 m, Northwest Territories) 70 %
Fort Simpson Climate (168 m, Northwest Territories) 65 %
Fort Smith (203 m, Northwest Territories) 40 %
Fort Smith Airport (205 m, Northwest Territories) 50 %
Fort Smith Regional Airport (141 m, Arkansas) 55 %
Fort St. John AP (695 m, British Columbia) 45 %
Fort Stockton- Pecos County Airport (917 m, Texas) 25 %
Fort Wayne Intl. Airport (252 m, Indiana) 60 %
Fort Worth Meacham Intl. Airport (216 m, Texas) 35 %
Fort Worth Spinks Airport (233 m, Texas) 40 %
Fort Yukon Airport (135 m, Alaska) 60 %
Fosston (388 m, Minnesota) 55 %
Four Corners Regional Airport (1677 m, New Mexico) 20 %
Francis E. Warren Air Force Base (1878 m, Wyoming) 35 %
Francis S. Gabreski Airport (20 m, New York) 65 %
Frankfort Dow Memorial Field (193 m, Michigan) 55 %
Franklin Airport (616 m, Tennessee) 85 %
Franklin Airport (12 m, Virginia) 50 %
Franklin County State Airport (70 m, Vermont) 80 %
Frederick Airport (92 m, Maryland) 45 %
Frederick Regional Airport (377 m, Oklahoma) 40 %
Fredericksburg (517 m, Texas) 30 %
Fredericksburg Airport (26 m, Virginia) 40 %
Fredericton Intl. Airport (31 m, New Brunswick) 40 %
Freeport Airport (262 m, Illinois) 55 %
Frelighsburg (152 m, Quebec) 80 %
Fremont Airport (235 m, Michigan) 40 %
Fremont Airport (379 m, Nebraska) 50 %
Fresno Yosemite Intl. Airport (100 m, California) 25 %
Friday Harbor Airport (33 m, Washington) 65 %
Friedman Memorial Airport (1620 m, Idaho) 25 %
Frobisher/Iqaluit AP (34 m, Nunavut) 85 %
Front Royal-warren County (216 m, Virginia) 40 %
Ft Severn (15 m, Ontario) 95 %
Ft. Pickett / Blackstone (134 m, Virginia) 50 %
Fullerton Airport (29 m, California) 35 %
Fulton County Airport (241 m, Indiana) 65 %
Fulton County Airport (256 m, Georgia) 45 %
Gage Airport (667 m, Oklahoma) 45 %
Gagetown Awos A (51 m, New Brunswick) 45 %
Gainesville Airport (256 m, Texas) 40 %
Gainesville Regional Airport (46 m, Florida) 45 %
Galesburg Airport (233 m, Illinois) 60 %
Galliano Airport (0 m, Louisiana) 65 %
Gallup Airport (1972 m, New Mexico) 25 %
Gamètì/Rae Lakes Airport (220 m, Northwest Territories) 60 %
Gander Airport (151 m, Newfoundland) 45 %
Garden (878 m, Kansas) 60 %
Garfield County Regional Airport (1691 m, Colorado) 15 %
Garner Field (287 m, Texas) 45 %
Garrison (587 m, North Dakota) 55 %
Gary Airport (180 m, Indiana) 15 %
Gastonia Airport (243 m, North Carolina) 40 %
Gatesville Airport (276 m, Texas) 40 %
Gatineau-Ottawa Executive Airport (64 m, Quebec) 95 %
Gaylord Airport (404 m, Michigan) 45 %
General William J. Fox Airfield (712 m, California) 10 %
George Bush Intercontinental Airport (33 m, Texas) 50 %
George Island (223 m, Manitoba) 60 %
Georgetown Airport (12 m, South Carolina) 55 %
Georgetown Airport (240 m, Texas) 35 %
Gerald R. Ford Intl. Airport (245 m, Michigan) 45 %
Geraldton AP (349 m, Ontario) 65 %
Giddings Airport (148 m, Texas) 45 %
Gila Bend Airport (269 m, Arizona) 25 %
Gillam Airport (146 m, Manitoba) 75 %
Gillette (1230 m, Wyoming) 15 %
Gilmer Airport (127 m, Texas) 55 %
Gimli Harbour CS (217 m, Manitoba) 40 %
Gjoa Haven Airport (46 m, Nunavut) 95 %
Glacier Park Intl. Airport (906 m, Montana) 35 %
Glasgow Airport (693 m, Montana) 20 %
Glasgow Airport (218 m, Kentucky) 65 %
Glen Ullin Airport (634 m, North Dakota) 35 %
Glencoe Airport (302 m, Minnesota) 55 %
Glendale Airport (325 m, Arizona) 25 %
Glenwood (Asos) (425 m, Minnesota) 50 %
Goderich (214 m, Ontario) 65 %
Godman Army Airfield (239 m, Kentucky) 60 %
Gogebic- Iron County Airport (375 m, Michigan) 55 %
Golden (785 m, British Columbia) 60 %
Golden Triangle Regional Airport (80 m, Mississippi) 45 %
Golovin Airport (8 m, Alaska) 65 %
Gonzales Airport (108 m, Texas) 45 %
Gonzales Airport (4 m, Louisiana) 60 %
Goodland Airport (1124 m, Kansas) 55 %
Goose (49 m, Newfoundland) 60 %
Gordon K. Bush Airport (234 m, Ohio) 60 %
Gordonsville Muni (138 m, Virginia) 45 %
Goshen Airport (252 m, Indiana) 40 %
Grafton Airport (251 m, North Dakota) 45 %
Graham Airport (342 m, Texas) 30 %
Granbury Airport (237 m, Texas) 35 %
Grand Canyon National Park Airport (2014 m, Arizona) 25 %
Grand Forks Air Force Base (276 m, North Dakota) 50 %
Grand Forks Intl. Airport (255 m, North Dakota) 50 %
Grand Junction Regional Airport (1472 m, Colorado) 15 %
Grand Marais (186 m, Minnesota) 60 %
Grand Marais Airport (505 m, Minnesota) 45 %
Grand Prairie Airport (180 m, Texas) 35 %
Grand Rapids (413 m, Minnesota) 50 %
Grand Rapids (223 m, Manitoba) 45 %
Grand Strand Airport (10 m, South Carolina) 75 %
Grande Prairie Airport (669 m, Alberta) 40 %
Granite Falls Airport (319 m, Minnesota) 55 %
Grant County Airport (1638 m, New Mexico) 25 %
Grant County Intl. Airport (364 m, Washington) 20 %
Grant County Regional Airport (1127 m, Oregon) 20 %
Grants Milan Mun. AP (1987 m, New Mexico) 25 %
Gratiot Community Airport (230 m, Michigan) 45 %
Gray Army Airfield (89 m, Washington) 55 %
Grayling Airport (353 m, Michigan) 40 %
Great Bend Airport (575 m, Kansas) 55 %
Great Duck Island (183 m, Ontario) 75 %
Great Falls Intl. Airport (1116 m, Montana) 25 %
Greater Binghamton Airport (497 m, New York) 75 %
Greater Cumberland Regional Airport (236 m, West-Virginia) 30 %
Greater Cumberland Regional Airport (236 m, Maryland) 30 %
Greater Rochester Intl. Airport (169 m, New York) 95 %
Greater Sudbury (190 m, Ontario) 55 %
Greeley- Weld County Airport (1420 m, Colorado) 45 %
Green Bay (209 m, Wisconsin) 55 %
Greenbrier Valley Airport (702 m, West-Virginia) 60 %
Greencastle (257 m, Indiana) 75 %
Greensboro (206 m, Georgia) 60 %
Greenville (Amos) (316 m, Maine) 35 %
Greenville Downtown Airport (319 m, South Carolina) 30 %
Greenville Mid-Delta Airport (40 m, Mississippi) 55 %
Greenville- Spartanburg Intl. Airport (296 m, South Carolina) 45 %
Greenwood (28 m, Nova Scotia) 50 %
Greenwood (192 m, South Carolina) 45 %
Greenwood- Leflore Airport (47 m, Mississippi) 45 %
Grey Butte Field Airport (923 m, California) 10 %
Grey Islet (8 m, British Columbia) 75 %
Grider Field (63 m, Arkansas) 50 %
Griffin Airport (292 m, Georgia) 50 %
Griffiss Intl. Airport (154 m, New York) 80 %
Grinnell Airport (307 m, Iowa) 55 %
Grissom Air Reserve Base (247 m, Indiana) 75 %
Grosse Ile Airport (176 m, Michigan) 60 %
Groton (3 m, Connecticut) 70 %
Grove Airport (254 m, Oklahoma) 85 %
Guernsey Airport (1341 m, Wyoming) 30 %
Gulkana Airport (481 m, Alaska) 85 %
Gunnison (2339 m, Colorado) 25 %
Gustavus Airport (12 m, Alaska) 75 %
Guthrie Airport (327 m, Oklahoma) 45 %
Guymon Airport (952 m, Oklahoma) 55 %
Gwinner Airport (386 m, North Dakota) 40 %
Gwinnett (323 m, Georgia) 50 %
H. L. Sonny Callahan Airport (28 m, Alabama) 70 %
H.A. Clark Memorial Field (2036 m, Arizona) 30 %
Hagerstown Regional Airport (215 m, Maryland) 40 %
Haines Airport (9 m, Alaska) 80 %
Haines Junction (595 m, Yukon) 45 %
Hale County Airport (1028 m, Texas) 30 %
Halifax Airport (145 m, Nova Scotia) 55 %
Hall Beach Airport (7 m, Nunavut) 85 %
Halliburton Field (339 m, Oklahoma) 35 %
Hallock (250 m, Minnesota) 55 %
Hamilton Airport (396 m, Texas) 35 %
Hamilton Airport (238 m, Ontario) 55 %
Hamilton Rbg CS (107 m, Ontario) 45 %
Hammond Northshore Regional Airport (13 m, Louisiana) 60 %
Hampton Roads Executive Airport (7 m, Virginia) 50 %
Hanchey Army Heliport (97 m, Alabama) 50 %
Hancock (26 m, Maine) 55 %
Hanford Airport (75 m, California) 20 %
Hannibal Regional Airport (234 m, Missouri) 60 %
Hanover (63 m, Virginia) 40 %
Hanscom Field (41 m, Massachusetts) 35 %
Harbor Springs Airport (209 m, Michigan) 80 %
Harlan Airport (473 m, Kentucky) 45 %
Harlan Airport (375 m, Iowa) 55 %
Harrell Field (40 m, Arkansas) 45 %
Harriet Alexander Field (2293 m, Colorado) 15 %
Harriman-and-West Airport (201 m, Massachusetts) 70 %
Harrington Cda (53 m, Prince Edward Island) 55 %
Harrisburg (121 m, Illinois) 75 %
Harrisburg Intl. Airport (94 m, Pennsylvania) 60 %
Harrison County Airport (109 m, Texas) 60 %
Harrow CDA (AUT) (192 m, Ontario) 65 %
Harry Clever Field Airport (272 m, Ohio) 45 %
Harry P. Williams Memorial Airport (3 m, Louisiana) 65 %
Harry Reid Intl. Airport (664 m, Nevada) 10 %
Harry Stern Airport (295 m, North Dakota) 45 %
Hart Island (AUT) (8 m, Nova Scotia) 85 %
Hartford Airport (6 m, Connecticut) 45 %
Hartness State Airport (176 m, Vermont) 55 %
Hartsville Regional Airport (111 m, South Carolina) 55 %
Harvey Airport (487 m, North Dakota) 55 %
Hastings Airport (596 m, Nebraska) 50 %
Hat Isl. (36 m, Nunavut) 55 %
Hattiesburg Bobby L. Chain Airport (46 m, Mississippi) 60 %
Hattiesburg- Laurel Regional Airport (91 m, Mississippi) 60 %
Havre (792 m, Montana) 30 %
Havre-Saint-Pierre (37 m, Quebec) 60 %
Havre-Saint-Pierre (34 m, Quebec) 60 %
Hawkins Field (104 m, Mississippi) 50 %
Hawthorne Airport (19 m, California) 55 %
Hay River (164 m, Northwest Territories) 50 %
Hay River Airport (170 m, Northwest Territories) 50 %
Hays Regional Airport (609 m, Kansas) 55 %
Hayward Executive Airport (14 m, California) 45 %
Hazlehurst Airport (78 m, Georgia) 40 %
Hazleton Regional Airport (489 m, Pennsylvania) 60 %
Hearne Airport (87 m, Texas) 45 %
Hebbronville Airport (202 m, Texas) 35 %
Heber City Airport (1718 m, Utah) 10 %
Hebron Airport (447 m, Nebraska) 35 %
Hector Intl. Airport (274 m, North Dakota) 50 %
Helena Regional Airport (1188 m, Montana) 20 %
Henderson (117 m, Kentucky) 75 %
Henderson Executive Airport (749 m, Nevada) 15 %
Henry County Airport (177 m, Tennessee) 60 %
Henry Post Army Airfield (360 m, Oklahoma) 45 %
Henry Tift Myers Airport (108 m, Georgia) 50 %
Herbert Isl. (17 m, British Columbia) 75 %
Hereford Airport (1154 m, Texas) 25 %
Heritage Field Airport (89 m, Pennsylvania) 50 %
Hermiston Airport (195 m, Oregon) 25 %
Hettinger Airport (824 m, North Dakota) 20 %
Hickory Regional Airport (348 m, North Carolina) 50 %
High Falls (195 m, Quebec) 95 %
High Level Airport (338 m, Alberta) 65 %
High Prairie (602 m, Alberta) 35 %
Hill (666 m, Kansas) 55 %
Hill Air Force Base (1459 m, Utah) 15 %
Hillsboro Airport (209 m, Texas) 45 %
Hillsboro Airport (62 m, Oregon) 55 %
Hillsville (834 m, Virginia) 60 %
Hilton Head Airport (7 m, South Carolina) 50 %
Hobart Regional Airport (478 m, Oklahoma) 40 %
Holden (688 m, Alberta) 50 %
Holland Rock (5 m, British Columbia) 80 %
Hollister Airport (70 m, California) 50 %
Holloman Air Force Base (1248 m, New Mexico) 25 %
Holman Island AP (36 m, Northwest Territories) 80 %
Holy Cross Airport (21 m, Alaska) 75 %
Holyoke Airport (1137 m, Colorado) 50 %
Homer Airport (26 m, Alaska) 95 %
Homerville Airport (57 m, Georgia) 35 %
Homestead Air Reserve Base (2 m, Florida) 65 %
Hoonah Airport (0 m, Alaska) 75 %
Hooper Bay Airport (5 m, Alaska) 85 %
Hope Aerodrome (39 m, British Columbia) 55 %
Horace Williams Airport (155 m, North Carolina) 50 %
Houghton (327 m, Michigan) 55 %
Houlton Intl. Airport (150 m, Maine) 45 %
Houma- Terrebonne Airport (3 m, Mississippi) 65 %
Houston County Airport (106 m, Texas) 45 %
Houston Executive Airport (51 m, Texas) 50 %
Houston Southwest Airport (21 m, Texas) 50 %
Hudson Valley Regional Airport (51 m, New York) 90 %
Hulett Airport (1300 m, Wyoming) 15 %
Hunter Army Airfield (13 m, Georgia) 60 %
Huntingburg Airport (161 m, Indiana) 85 %
Huntsville Executive Airport (230 m, Alabama) 20 %
Huntsville Intl. Airport (196 m, Alabama) 30 %
Huntsville Regional Airport (111 m, Texas) 50 %
Hurlburt Field (11 m, Florida) 50 %
Huron Airport (393 m, South Dakota) 35 %
Huslia Airport (65 m, Alaska) 40 %
Hussar AGDM (971 m, Alberta) 55 %
Hutchinson (931 m, Texas) 45 %
Hutchinson Airport (462 m, Kansas) 75 %
Hutchinson Airport (323 m, Minnesota) 55 %
Hydaburg Seaplane Base (1 m, Alaska) 75 %
Idabel (144 m, Oklahoma) 45 %
Idaho County Airport (1010 m, Idaho) 30 %
Idaho Falls Regional Airport (1441 m, Idaho) 15 %
Igiugig Airport (27 m, Alaska) 95 %
Igloolik Airport (51 m, Nunavut) 65 %
Ile Aux Perroquets (9 m, Quebec) 40 %
Ile Bicquette (1 m, Quebec) 90 %
Ile Rouge (5 m, Quebec) 95 %
Iliamna Airport (49 m, Alaska) 80 %
Illinois Valley Regional Airport (199 m, Illinois) 55 %
Imperial (997 m, Nebraska) 40 %
Imperial County AP (-17 m, California) 35 %
Independence Airport (251 m, Kansas) 65 %
Independence Airport (298 m, Iowa) 55 %
Indian Mountain LRRS Airport (372 m, Alaska) 45 %
Indiana (429 m, Pennsylvania) 60 %
Indianapolis Executive Airport (281 m, Indiana) 75 %
Indianapolis Intl. Airport (246 m, Indiana) 55 %
Indianapolis Mount Comfort (263 m, Indiana) 60 %
Ingonish Beach CS (8 m, Nova Scotia) 75 %
Inukjuak (25 m, Quebec) 50 %
Inuvik (68 m, Northwest Territories) 60 %
Inuvik Climate (103 m, Northwest Territories) 55 %
Inverness Airport (15 m, Florida) 50 %
Ionia Airport (249 m, Michigan) 40 %
Iowa City Airport (198 m, Iowa) 50 %
Iowa Falls Airport (347 m, Iowa) 45 %
Iron Springs (858 m, Alberta) 50 %
Isbell Field (267 m, Alabama) 45 %
Island Lake Airport (235 m, Manitoba) 50 %
Ithaca Tompkins Intl. Airport (335 m, New York) 90 %
Ivujivik Airport (42 m, Quebec) 60 %
J. Lynn Helms Sevier (107 m, Arkansas) 50 %
Jack Barstow Airport (194 m, Michigan) 40 %
Jack Brooks Regional Airport (7 m, Texas) 20 %
Jack Edwards Airport (5 m, Alabama) 65 %
Jackson (91 m, Mississippi) 50 %
Jackson (305 m, Michigan) 50 %
Jackson Airport (441 m, Minnesota) 45 %
Jackson Hole Airport (1964 m, Wyoming) 20 %
Jackson Julian Carr (416 m, Kentucky) 55 %
Jacksonville (206 m, Texas) 50 %
Jacksonville Airport (190 m, Illinois) 80 %
Jacksonville Executive at Craig Airport (12 m, Florida) 50 %
Jacksonville Intl. Airport (11 m, Florida) 45 %
Jacqueline Cochran Regional Airport (-36 m, California) 35 %
Jaffrey Airport (317 m, New Hampshire) 45 %
Jamestown Regional Airport (454 m, North Dakota) 40 %
Jasper Airport (65 m, Texas) 75 %
Jasper County Airport (213 m, Indiana) 65 %
Jasper Warden (1020 m, Alberta) 40 %
Jefferson (167 m, Missouri) 75 %
Jennings Airport (7 m, Louisiana) 80 %
Jerome (1233 m, Idaho) 20 %
Jesup Airport (33 m, Georgia) 40 %
Jim Hamilton (59 m, South Carolina) 45 %
Jim Kelly Field (736 m, Nebraska) 55 %
Jimmy Carter Regional Airport (143 m, Georgia) 30 %
Jimmy Lake (636 m, Saskatchewan) 45 %
John Bell Williams Airport (75 m, Mississippi) 85 %
John F. Kennedy Intl. Airport (7 m, New York) 65 %
John F. Kennedy Memorial Airport (251 m, Wisconsin) 45 %
John Glenn Columbus Intl. Airport (258 m, Ohio) 50 %
John H. Batten Airport (205 m, Wisconsin) 55 %
John Wayne Airport (16 m, California) 60 %
Johnson (334 m, Kansas) 75 %
Johnston County Airport (50 m, North Carolina) 55 %
Johnstown (696 m, Pennsylvania) 45 %
Joint Base Andrews (88 m, Maryland) 40 %
Joint Forces Training Base (11 m, California) 60 %
Joliet Regional Airport (177 m, Illinois) 55 %
Jonesboro Airport (80 m, Arkansas) 60 %
Jonesville Airport (430 m, Virginia) 50 %
Jonquière (128 m, Quebec) 90 %
Joplin Regional Airport (297 m, Missouri) 80 %
Jordan Airport (811 m, Montana) 20 %
Junction Airport (522 m, Texas) 30 %
Juneau Intl. Airport (7 m, Alaska) 90 %
Kake Airport (9 m, Alaska) 70 %
Kalamazoo/Battle Creek Intl. Airport (266 m, Michigan) 50 %
Kaltag Airport (60 m, Alaska) 55 %
Kamloops Airport (345 m, British Columbia) 45 %
Kangirsuk (117 m, Quebec) 70 %
Kansas City Intl. Airport (313 m, Missouri) 70 %
Kapuskasing (227 m, Ontario) 90 %
Kapuskasing (218 m, Ontario) 85 %
Katatota Island (AUT) (261 m, Ontario) 75 %
Kearney Regional Airport (649 m, Nebraska) 50 %
Keats Point (330 m, Northwest Territories) 60 %
Keesler Air Force Base (10 m, Mississippi) 60 %
Kejimkujik 1 (165 m, Nova Scotia) 40 %
Kelowna Intl. Airport (456 m, British Columbia) 40 %
Kelsey Dam CS (183 m, Manitoba) 55 %
Kemptville (99 m, Ontario) 75 %
Kenai Airport (29 m, Alaska) 95 %
Kenora Airport (406 m, Ontario) 55 %
Kenosha Regional Airport (226 m, Wisconsin) 50 %
Kentville (49 m, Nova Scotia) 40 %
Keokuk Airport (205 m, Iowa) 60 %
Kerrville Airport (493 m, Texas) 40 %
Ketchikan Airport (29 m, Alaska) 70 %
Key West Airport (5 m, Florida) 70 %
Keystone Heights Airport (60 m, Florida) 45 %
Kickapoo Downtown Airport (304 m, Texas) 30 %
Killam (675 m, Alberta) 45 %
Killarney (196 m, Ontario) 50 %
Killeen (283 m, Texas) 40 %
Killeen- Fort Hood Regional Airport (309 m, Texas) 35 %
Kimball Airport (1501 m, Nebraska) 45 %
KindakunRocks (14 m, British Columbia) 90 %
Kindersley Regional Airport (698 m, Saskatchewan) 55 %
King Cove Airport (47 m, Alaska) 95 %
King Salmon Airport (14 m, Alaska) 80 %
Kingman Airport (1033 m, Arizona) 25 %
Kings Land o' Lakes Airport (520 m, Wisconsin) 40 %
Kingston Arpt (Man) (93 m, Ontario) 85 %
Kingstree Airport (20 m, South Carolina) 35 %
Kinngait Airport (50 m, Nunavut) 80 %
Kinston Regional Jetport (29 m, North Carolina) 50 %
Kipnuk Airport (3 m, Alaska) 95 %
Kirkland Lake (324 m, Ontario) 55 %
Kirksville Regional Airport (294 m, Missouri) 50 %
Kissimmee Gateway Airport (25 m, Florida) 50 %
Kit Carson County Airport (1285 m, Colorado) 55 %
Kivalina Airport (3 m, Alaska) 90 %
Klawock Airport (24 m, Alaska) 75 %
Knox Airport (209 m, Indiana) 40 %
Knox County Regional Airport (17 m, Maine) 85 %
Knoxville (283 m, Iowa) 55 %
Kodiak Airport (34 m, Alaska) 95 %
Kokomo Airport (253 m, Indiana) 60 %
Koliganek Airport (82 m, Alaska) 75 %
Koyuk Airport (40 m, Alaska) 35 %
Kremmling Airport (2229 m, Colorado) 30 %
Kugaaruk Airport (325 m, Nunavut) 60 %
Kugluktuk Airport (23 m, Nunavut) 60 %
Kuujjuaq Airport (44 m, Quebec) 60 %
Kuujjuarapik Airport (24 m, Quebec) 30 %
L’Assomption (21 m, Quebec) 95 %
L'Acadie (44 m, Quebec) 80 %
L. M. Clayton Airport (605 m, Montana) 20 %
La Baie (135 m, Quebec) 95 %
La Crosse Regional Airport (202 m, Wisconsin) 50 %
La Grande Iv (306 m, California) 50 %
La Grande Rivière Airport (195 m, Quebec) 90 %
La Grande-4 Airport (306 m, Quebec) 50 %
La Grande/Union County Airport (826 m, Oregon) 25 %
La Grange (99 m, Texas) 45 %
La Junta Airport (1278 m, Colorado) 45 %
La Pocatière (31 m, Quebec) 85 %
La Porte Airport (248 m, Indiana) 60 %
La Ronge Airport (379 m, Saskatchewan) 50 %
La Ronge Airport (379 m, Saskatchewan) 50 %
La Tuque (169 m, Quebec) 90 %
La Veta Pass (3114 m, Colorado) 25 %
LaGrange Callaway Airport (211 m, Georgia) 65 %
LaGuardia Airport (9 m, New York) 55 %
Lac La Martre (271 m, Northwest Territories) 45 %
Lac de Gras (469 m, Northwest Territories) 50 %
Lackland Air Force Base (210 m, Texas) 45 %
Lacon Airport (173 m, Illinois) 60 %
Laconia Airport (166 m, New Hampshire) 50 %
Lafayette Regional Airport (13 m, Louisiana) 60 %
Lago Vista Airport (375 m, Texas) 40 %
Lagoon City (221 m, Ontario) 55 %
Lake Anna AP (107 m, Virginia) 50 %
Lake Charles Airport (5 m, Louisiana) %
Lake City Gateway AP (61 m, Florida) 45 %
Lake County Airport (3026 m, Colorado) 25 %
Lake Cumberland Regional Airport (283 m, Kentucky) 55 %
Lake Elmo Airport (284 m, Minnesota) 45 %
Lake Havasu City Airport (238 m, Arizona) 25 %
Lake Hood Seaplane Base (22 m, Alaska) 90 %
Lake Minchumina Airport (213 m, Alaska) 65 %
Lake Saint Pierre (16 m, Quebec) 90 %
Lake Tahoe Airport (1909 m, California) 25 %
Lakefront Airport (3 m, Louisiana) 70 %
Lakehurst AP (24 m, New Jersey) 50 %
Lakehurst Maxfield Field (31 m, New Jersey) 50 %
Lakeland Airport (496 m, Wisconsin) 50 %
Lakeland Linder Intl. Airport (1 m, Florida) 55 %
Lamar Airport (1129 m, Colorado) 40 %
Lamoni (342 m, Iowa) 55 %
Lampasas Airport (370 m, Texas) 40 %
Lancaster Airport (123 m, Pennsylvania) 50 %
Lancaster County Airport (148 m, South Carolina) 35 %
Lancaster Regional Airport (153 m, Texas) 40 %
Lander/Hunt Field AP (1694 m, Wyoming) 15 %
Langara Island (41 m, British Columbia) 75 %
Langara Island (34 m, British Columbia) 75 %
Langdon Airport (490 m, North Dakota) 45 %
Langlade (464 m, Wisconsin) 55 %
Langley Air Force Base (6 m, Virginia) 55 %
Lansing Airport (188 m, Illinois) 50 %
Lapeer Airport (254 m, Michigan) 40 %
Laramie Airport (2218 m, Wyoming) 10 %
Laredo Intl. Airport (155 m, Texas) 40 %
Las Cruces Intl. Airport (1358 m, New Mexico) 20 %
Las Vegas Airport (2092 m, New Mexico) 30 %
Laughlin Air Force Base (327 m, Texas) 40 %
Laughlin/Bullhead Intl. Airport (167 m, Arizona) 25 %
Laurens County Airport (212 m, South Carolina) 45 %
Laurinburg- Maxton Airport (67 m, North Carolina) 50 %
Lawrence Airport (45 m, Maine) 45 %
Lawrence J. Timmerman Airport (224 m, Wisconsin) 40 %
Lawrence Regional Airport (254 m, Kansas) 80 %
Lawrenceville- Vincennes Intl. Airport (131 m, Illinois) 60 %
Lawrenceville/brunswick Muni (100 m, Virginia) 50 %
Lawson Army Airfield (71 m, Georgia) 45 %
Lawton (338 m, Oklahoma) 40 %
Le Mars Airport (365 m, Iowa) 50 %
Lea (1114 m, New Mexico) 30 %
Leader Airport (676 m, Saskatchewan) 55 %
Lebanon Airport (182 m, New Hampshire) 50 %
Lebanon-Springfield Airport (264 m, Kentucky) 55 %
Lee C. Fine Memorial Airport (265 m, Missouri) 85 %
Lee Gilmer Memorial Airport (389 m, Georgia) 45 %
Lee's Summit Airport (306 m, Missouri) 80 %
Leesburg Executive Airport (119 m, Virginia) 40 %
Leesburg Intl. Airport (125 m, Florida) 50 %
Lehigh Valley Intl. Airport (117 m, Pennsylvania) 50 %
Lemhi (1233 m, Idaho) 25 %
Lenawee County Airport (244 m, Michigan) 50 %
Lenoxville (181 m, Quebec) 75 %
Leonardtown Airport (43 m, Maryland) 35 %
Lethbridge (929 m, Alberta) 55 %
Lewis University Airport (231 m, Illinois) 50 %
Lewiston Airport (438 m, Idaho) 25 %
Lewistown Airport (1263 m, Montana) 30 %
Liberal Mid-America Regional Airport (879 m, Kansas) 60 %
Lima Allen (296 m, Ohio) 60 %
Limon Airport (1635 m, Colorado) 35 %
Lincoln Airport (37 m, California) 25 %
Lincoln Airport (362 m, Nebraska) 35 %
Lincolnton Airport (267 m, North Carolina) 35 %
Lindburg Landing (183 m, Northwest Territories) 65 %
Linden Airport (7 m, New Jersey) 45 %
Linton Airport (542 m, North Dakota) 55 %
Litchfield Airport (347 m, Minnesota) 50 %
Little Falls/Morrison (342 m, Minnesota) 45 %
Little Rock Air Force Base (103 m, Arkansas) 50 %
Livermore Airport (121 m, California) 30 %
Liverpool Bay (102 m, Northwest Territories) 75 %
Livingston County Spencer J. Hardy Airport (293 m, Michigan) 40 %
Llano Airport (336 m, Texas) 30 %
Lloyd Stearman Field (416 m, Kansas) 70 %
Lloydminster Airport (669 m, Alberta) 50 %
Logan County Airport (178 m, Illinois) 80 %
Logan Intl. Airport (9 m, Massachusetts) 70 %
Logan-Cache Airport (1358 m, Utah) 20 %
Logansport Airport (225 m, Indiana) 70 %
Lompoc Airport (27 m, California) 70 %
London Airport (278 m, Ontario) 60 %
London Madison County Airport (330 m, Ohio) 60 %
London-Corbin Airport (362 m, Kentucky) 50 %
Lonesome Pine Airport (817 m, Virginia) 40 %
Long (30 m, New York) 65 %
Long Beach Airport (12 m, California) 55 %
Long Point (175 m, Ontario) 90 %
Long Prairie Airport (394 m, Minnesota) 50 %
Longstaff Bluff (162 m, Nunavut) 60 %
Longue Pointe De Mingan (11 m, Quebec) 60 %
Longville Airport (407 m, Minnesota) 55 %
Lorain (242 m, Ohio) 70 %
Lordsburg Airport (1307 m, New Mexico) 25 %
Los Alamos Airport (2186 m, New Mexico) 25 %
Los Angeles Intl. Airport (30 m, California) 60 %
Louisa (150 m, Virginia) 50 %
Lowcountry Regional Airport (31 m, South Carolina) 40 %
Lowe Army Heliport (74 m, Alabama) 50 %
Lowell (451 m, Idaho) 30 %
Lower Carp Lake (373 m, Northwest Territories) 35 %
Lubbock Preston Smith Intl. Airport (988 m, Texas) 25 %
Luce (265 m, Michigan) 60 %
Lucky Lake (665 m, Saskatchewan) 55 %
Lucy Islands (26 m, British Columbia) 75 %
Luke Air Force Base (331 m, Arizona) 25 %
Lumberton Airport (38 m, North Carolina) 55 %
Lunenburg Airport (160 m, Virginia) 60 %
Lupin (488 m, Nunavut) 55 %
Luray Caverns Airport (275 m, Virginia) 45 %
Luverne Airport (436 m, Minnesota) 50 %
Lynchburg Regional Airport (286 m, Virginia) 45 %
Lynn Lake Airport (354 m, Manitoba) 70 %
Lytton (225 m, British Columbia) 40 %
Lytton Airport (225 m, British Columbia) 40 %
MBS Intl. Airport (204 m, Michigan) 50 %
Mac Crenshaw Memorial Airport (138 m, Alabama) 50 %
MacDill Air Force Base (4 m, Florida) 55 %
Mackenzie (690 m, British Columbia) 40 %
Mackenzie Airport (695 m, British Columbia) 40 %
Mackinac Island Airport (226 m, Michigan) 60 %
Macomb Airport (216 m, Illinois) 65 %
Madera Airport (77 m, California) 15 %
Madison (330 m, Minnesota) 45 %
Madison Airport (523 m, South Dakota) 55 %
Madison Airport (250 m, Indiana) 50 %
Madisonville Airport (134 m, Kentucky) 65 %
Magdalen Islands (8 m, Quebec) 70 %
Magdalen Islands Airport (18 m, Quebec) 75 %
Magic Valley Regional Airport (1265 m, Idaho) 15 %
Magog (209 m, Quebec) 80 %
Mahnomen Airport (379 m, Minnesota) 50 %
Majors Airport (163 m, Texas) 35 %
Makkovik Airport (71 m, Newfoundland) 95 %
Malahat (366 m, British Columbia) 55 %
Malmstrom Air Force Base (1056 m, Montana) 25 %
Mammoth Yosemite Airport (2173 m, California) 10 %
Manassas Regional Airport (59 m, North Carolina) 45 %
Manchester (71 m, New Hampshire) 40 %
Mandan Airport (593 m, North Dakota) 50 %
Manhattan (48 m, New York) 55 %
Manhattan Regional Airport (322 m, Kansas) 80 %
Manistee (189 m, Michigan) 55 %
Manistique (209 m, Michigan) 55 %
Manitowish Waters Airport (491 m, Wisconsin) 55 %
Manitowoc (198 m, Wisconsin) 50 %
Maniwaki Airport (201 m, Quebec) 95 %
Mankato Regional Airport (311 m, Minnesota) 50 %
Manning AGDM (457 m, Alberta) 50 %
Manokotak Airport (16 m, Alaska) 75 %
Mansfield Lahm Regional Airport (395 m, Ohio) 50 %
Maple Creek (767 m, Saskatchewan) 50 %
Maple Lake Airport (313 m, Minnesota) 55 %
Marana Regional Airport (619 m, Arizona) 30 %
March Air Reserve Base (468 m, California) 20 %
Marfa Airport (1473 m, Texas) 20 %
Marianna Airport (34 m, Florida) 60 %
Marin (1 m, California) 55 %
Marine Corps Air Facility Quantico Airport (4 m, Virginia) 45 %
Marine Corps Air Station Beaufort Airport (12 m, South Carolina) 50 %
Marine Corps Air Station Camp Pendleton (24 m, California) 65 %
Marine Corps Air Station Cherry Point (11 m, North Carolina) 60 %
Marine Corps Air Station Miramar (134 m, California) 60 %
Marine Corps Air Station New River (8 m, North Carolina) 60 %
Marine Corps Auxiliary Landing Field Bogue (7 m, North Carolina) 65 %
Marion (350 m, Arkansas) 60 %
Marion Airport (28 m, South Carolina) 50 %
Marion Airport (262 m, Indiana) 65 %
Marion Airport (303 m, Ohio) 50 %
Marshall Army Airfield (324 m, Kansas) 90 %
Marshall Town Muni (296 m, Iowa) 50 %
Marshfield Airport (389 m, Wisconsin) 50 %
Martha's Vineyard Airport (21 m, Massachusetts) 85 %
Martin State Airport (7 m, Maryland) 75 %
Mary’s Harbour (11 m, Newfoundland) 65 %
Mary's Harbour Airport (12 m, Newfoundland) 65 %
Marysville Airport (391 m, Kansas) 55 %
Mason (197 m, Michigan) 60 %
Mason (363 m, Iowa) 50 %
Mason Jewett Field Airport (280 m, Michigan) 50 %
Massena Intl. Airport (65 m, New York) 70 %
Masset Airport (8 m, British Columbia) 75 %
Matagami (280 m, California) 90 %
Matagami Airport (280 m, Quebec) 90 %
Maury County Airport (208 m, Tennessee) 40 %
Maverick County Memorial IAP (270 m, Texas) 35 %
Maxwell Air Force Base (51 m, Alabama) 50 %
Mayfld Grav Cnty AP (159 m, Kentucky) 65 %
Mayo Airport (504 m, Yukon) 80 %
Mc Gregor (180 m, Texas) 40 %
McAlester Regional Airport (231 m, Oklahoma) 55 %
McAllen Miller Intl. Airport (33 m, Texas) 35 %
McCall Airport (1530 m, Idaho) 20 %
McChord Field (88 m, Washington) 50 %
McClellan- Palomar Airport (100 m, California) 80 %
McComb- Pike County Airport (126 m, Mississippi) 50 %
McConnell Air Force Base (413 m, Kansas) 60 %
McCook Ben Nelson Regional Airport (786 m, Nebraska) 40 %
McEntire Joint National Guard Base (77 m, South Carolina) 50 %
McGhee Tyson Airport (299 m, Tennessee) 40 %
McGrath Airport (103 m, Alaska) 65 %
McGregor Airport (374 m, Minnesota) 50 %
McGuire Air Force Base (41 m, New Jersey) 55 %
McHenry Airport (894 m, Maryland) 85 %
McKellar- Sipes Regional Airport (132 m, Tennessee) 45 %
McKinley National Park Airport (524 m, Alaska) 55 %
McKinney National Airport (176 m, Texas) 50 %
McKinnon St. Simons (6 m, Georgia) 60 %
McMinn County Airport (266 m, Tennessee) 40 %
McMinnville Airport (159 m, Oregon) 45 %
McNary Field Airport (61 m, Oregon) 45 %
McTavish (73 m, Quebec) 80 %
Meacham (1134 m, Oregon) 20 %
Meadow Lake Airport (480 m, Saskatchewan) 50 %
Meadow Lake Airport (2095 m, Colorado) 30 %
Meadows Field Airport (150 m, California) 10 %
Mecklenburg-Bruns. Arpt (430 m, Virginia) 50 %
Medford Airport (397 m, Oregon) 35 %
Medicine Hat (717 m, Alberta) 45 %
Medicine Lodge (467 m, Kansas) 55 %
Meeker (1948 m, Colorado) 20 %
Mekoryuk Airport (15 m, Alaska) 85 %
Melbourne Orlando Intl. Airport (10 m, Florida) 55 %
Melfort (490 m, Saskatchewan) 55 %
Melrose Gunnery Range (1326 m, New Mexico) 25 %
Memorial Field Airport (165 m, Arkansas) 50 %
Memphis Airport (87 m, Tennessee) 55 %
Mena Intermountain Airport (329 m, Arkansas) 60 %
Mena Intermtn Muni (325 m, Arkansas) 45 %
Menomonie Airport (273 m, Wisconsin) 45 %
Merced Regional Airport (47 m, California) 25 %
Mercer County Airport (871 m, West-Virginia) 55 %
Mercer County Regional Airport (553 m, North Dakota) 45 %
Mercury/Desert Rock (1006 m, Nevada) 10 %
Meriden Markham Airport (31 m, Connecticut) 50 %
Meridian Regional Airport (94 m, Mississippi) 45 %
Merle K. (13 m, Alaska) 95 %
Merrill Airport (401 m, Wisconsin) 55 %
Merrill Field (22 m, Alaska) 90 %
Mesquite Metro Airport (136 m, Texas) 45 %
Metlakatla Seaplane Base (0 m, Alaska) 70 %
Metropolis Airport (117 m, Illinois) 60 %
Mexia Limestone County Airport (166 m, Texas) 50 %
Miami Executive Airport (3 m, Florida) 60 %
Miami Intl. Airport (4 m, Florida) 60 %
Miami-Opa Locka Executive Airport (3 m, Florida) 60 %
Michael J. Smith Field (3 m, North Carolina) 75 %
Michel-Pouliot Gaspé Airport (35 m, Quebec) 55 %
Michigan City Airport (200 m, Indiana) 55 %
Mid-Carolina Regional Airport (236 m, North Carolina) 55 %
Mid-Ohio Valley Regional Airport (262 m, West-Virginia) 60 %
MidAmerica St. Louis Airport (135 m, Illinois) 95 %
MidCoast Regional Airport at Wright Army Airfield (14 m, Georgia) 45 %
Middle Georgia Regional Airport (110 m, Georgia) 45 %
Middlebury State AP (149 m, Vermont) 95 %
Middlesboro Airport (352 m, Kentucky) 50 %
Middleton Field (78 m, Alabama) 50 %
Middleton Island Airport (14 m, Alaska) 95 %
Middleton Muni - Morey Field (283 m, Wisconsin) 50 %
Midland Airpark Airport (854 m, Texas) 25 %
Midland Airport (874 m, Texas) 25 %
Midlothian Airport (217 m, Texas) 50 %
Midway Intl. Airport (190 m, Illinois) 50 %
Miles City Airport (801 m, Montana) 15 %
Miley Memorial Field Airport (2124 m, Wyoming) 15 %
Milford Municipal (1536 m, Utah) 10 %
Milk River (1050 m, Alberta) 55 %
Millard Airport (320 m, Nebraska) 55 %
Miller Air Park (25 m, New Jersey) 50 %
Miller Field Airport (792 m, Nebraska) 25 %
Millington-Memphis Airport (98 m, Tennessee) 55 %
Millinocket Airport (124 m, Maine) 40 %
Millville Executive Airport (25 m, New Jersey) 55 %
Milton (192 m, Massachusetts) 40 %
Milwaukee Mitchell Intl. Airport (211 m, Wisconsin) 40 %
Minden (85 m, Louisiana) 50 %
Mineral Point (359 m, Wisconsin) 45 %
Mineral Wells Airport (296 m, Texas) 35 %
Minneapolis (255 m, Minnesota) 40 %
Minot Air Force Base (497 m, North Dakota) 45 %
Minot Intl. Airport (522 m, North Dakota) 40 %
Mirabel Airport (82 m, Quebec) 95 %
Miramichi AP (31 m, New Brunswick) 45 %
Mission Field (1418 m, Montana) 15 %
Missoula Montana Airport (972 m, Montana) 30 %
Mistook (113 m, Quebec) 80 %
Mitchell Airport (397 m, South Dakota) 35 %
Mobile Intl. Airport (8 m, Alabama) 60 %
Mobile Regional Airport (67 m, Alabama) 65 %
Mobridge Airport (508 m, South Dakota) 25 %
Modesto (30 m, California) 25 %
Moffett Federal Airfield (12 m, California) 55 %
Mojave Air and Space Port Airport (849 m, California) 10 %
Moncton Airport (71 m, New Brunswick) 45 %
Mondell Fld AP (1272 m, Wyoming) 25 %
Monmouth Executive Airport (48 m, New Jersey) 55 %
Monroe Airport (331 m, Wisconsin) 50 %
Monroe County Airport (258 m, Indiana) 60 %
Monroe Regional Airport (24 m, Louisiana) 60 %
Mont-Joli Airport (54 m, Quebec) 75 %
Montauk Airport (2 m, New York) 70 %
Monterey Regional Airport (77 m, California) 90 %
Montevideo (Awos) (315 m, Minnesota) 55 %
Montgomery Airport (164 m, Maryland) 45 %
Montgomery Regional Airport (62 m, Alabama) 50 %
Montgomery-Gibbs Executive Airport (129 m, California) 65 %
Monticello Airport (36 m, Arkansas) 55 %
Monticello Regional Airport (259 m, Iowa) 55 %
Montreal Airport Trudeau (34 m, Quebec) 80 %
Montrose Airport (1755 m, Colorado) 20 %
Moody Air Force Base (71 m, Georgia) 45 %
Moore County Airport (1129 m, Texas) 50 %
Moore County Airport (141 m, North Carolina) 50 %
Moorhead Airport (280 m, Minnesota) 50 %
Moose Jaw (577 m, Saskatchewan) 60 %
Moose Jaw (577 m, Saskatchewan) 55 %
Moose Lake Co Arpt (328 m, Minnesota) 45 %
Moosonee (9 m, Ontario) 75 %
Moosonee (9 m, Ontario) 75 %
Moosonee Airport (9 m, Quebec) 75 %
Mora Airport (309 m, Minnesota) 50 %
Morden (298 m, Manitoba) 50 %
Morgantown Airport (380 m, West-Virginia) 55 %
Moriarty Airport (1889 m, New Mexico) 25 %
Morrin AGDM (836 m, Alberta) 45 %
Morris Airport (344 m, Minnesota) 45 %
Morris Airport (178 m, Illinois) 65 %
Morristown Airport (400 m, Tennessee) 50 %
Morristown Airport (57 m, New Jersey) 45 %
Morrisville- Stowe State Airport (223 m, Vermont) 70 %
Moultrie Airport (90 m, Georgia) 50 %
Mount Airy/Surry (380 m, North Carolina) 45 %
Mount Carmel Airport (131 m, Illinois) 70 %
Mount Forest (415 m, Ontario) 50 %
Mount Pleasant Airport (111 m, Texas) 50 %
Mount Pleasant Airport (230 m, Michigan) 40 %
Mount Pleasant Airport (224 m, Iowa) 60 %
Mount Pleasant Regional Airport (4 m, South Carolina) 60 %
Mount Shasta (1077 m, California) 25 %
Mount Vernon Airport (146 m, Illinois) 80 %
Mount Washington Airport (1910 m, New Hampshire) 65 %
Mount Washington Regional Airport (319 m, New Hampshire) 50 %
Mountain Empire Airport (780 m, Virginia) 50 %
Mountain Home Air Force Base (912 m, Idaho) 15 %
Muir Army Airfield (149 m, Pennsylvania) 80 %
Mullan Pass (1829 m, Idaho) 40 %
Mundare (683 m, Alberta) 50 %
Murray-Calloway County Airport (176 m, Kentucky) 60 %
Murrieta Hot Springs (412 m, California) 20 %
Muscatine Airport (167 m, Iowa) 60 %
Muskegon (193 m, Michigan) 50 %
Muskrat Dam Airport (278 m, Ontario) 55 %
Myrtle Beach Intl. Airport (8 m, South Carolina) 55 %
Nagagami (AUT) (264 m, Ontario) 70 %
Nain (12 m, Newfoundland) 95 %
Nakusp (512 m, British Columbia) 70 %
Nampa Airport (773 m, Idaho) 25 %
Nanaimo Airport (28 m, British Columbia) 55 %
Nantucket Memorial Airport (13 m, Massachusetts) 90 %
Napa Airport (10 m, California) 65 %
Naples Airport (3 m, Florida) 60 %
Nappan (20 m, Nova Scotia) 65 %
Nashua Airport (61 m, New Hampshire) 40 %
Nashville Intl. Airport (180 m, Tennessee) 50 %
Natashquan Airport (9 m, Quebec) 60 %
Natashquan Airport (11 m, Quebec) 60 %
Natchez- Adams County Airport (83 m, Mississippi) 60 %
Natchitoches Regional Airport (37 m, Louisiana) 55 %
Naujaat Airport (24 m, Nunavut) 95 %
Naval Air Facility El Centro (-13 m, California) 30 %
Naval Air Station Corpus Christi (6 m, Texas) 65 %
Naval Air Station Fallon Airport (1199 m, Nevada) 5 %
Naval Air Station Jacksonville (7 m, Florida) 45 %
Naval Air Station Joint Reserve Base Fort Worth (198 m, Texas) 30 %
Naval Air Station Key West (2 m, Florida) 60 %
Naval Air Station Kingsville Airport (17 m, Texas) 50 %
Naval Air Station Lemoore (73 m, California) 15 %
Naval Air Station Meridian (91 m, Louisiana) 40 %
Naval Air Station North Island (8 m, California) 90 %
Naval Air Station Oceana (7 m, Virginia) 40 %
Naval Air Station Patuxent River (14 m, Maryland) 30 %
Naval Air Station Pensacola Airport (9 m, Florida) 55 %
Naval Air Station Point Mugu (2 m, California) 75 %
Naval Air Station Whiting Field (61 m, Florida) 60 %
Naval Air Station Whiting Field (54 m, Florida) 50 %
Naval Air Weapons Station China Lake (696 m, California) 10 %
Naval Auxiliary Landing Field Fentress (4 m, Virginia) 45 %
Naval Auxiliary Landing Field Orange Grove (78 m, Texas) 40 %
Naval Outlying Landing Field Imperial Beach (6 m, California) 75 %
Naval Outlying Landing Field San Nicolas (174 m, California) 70 %
Naval Station Mayport (5 m, Florida) 50 %
Naval Station Norfolk (5 m, Virginia) 40 %
Nebraska City Airport (354 m, Nebraska) 55 %
Needles Airport (302 m, California) 25 %
Neil Armstrong Airport (278 m, Ohio) 45 %
Nellis Air Force Base (570 m, Nevada) 20 %
Nelson (535 m, British Columbia) 30 %
Nelson Lagoon Airport (4 m, Alaska) 95 %
Nenana (110 m, Alaska) 65 %
Nevada (961 m, California) 15 %
New Bedford Regional Airport (23 m, Massachusetts) 55 %
New Braunfels Airport (197 m, Texas) 40 %
New Carlisle (46 m, Quebec) 80 %
New Castle Airport (327 m, Pennsylvania) 55 %
New Century AirCenter (331 m, Kansas) 80 %
New Kent Airport (38 m, Virginia) 50 %
New Lisbon Airport (276 m, Wisconsin) 55 %
New Orleans Airport (9 m, Louisiana) 60 %
New Orleans Downtown (9 m, Louisiana) 60 %
New Richmond Regional Airport (304 m, Wisconsin) 40 %
New River Valley Airport (642 m, Virginia) 55 %
New Smyrna Beach Airport (3 m, Florida) 65 %
New Stuyahok Airport (92 m, Alaska) 80 %
New Ulm Airport (308 m, Minnesota) 45 %
New York (27 m, New York) 55 %
Newark Intl. Airport (9 m, New Jersey) 40 %
Newark- Heath Airport (269 m, Ohio) 50 %
Newberry County Airport (173 m, South Carolina) 45 %
Newnan- Coweta County Airport (296 m, Georgia) 45 %
Newport (73 m, Arkansas) 50 %
Newport Airport (37 m, Oregon) 80 %
Newport State Airport (52 m, Rhode Island) 60 %
Newton (467 m, Kansas) 85 %
Newton Airport (290 m, Iowa) 50 %
Niagara Falls Intl. Airport (180 m, New York) 70 %
Nicolet (8 m, Quebec) 90 %
Nipawin (372 m, Saskatchewan) 40 %
Nipawin Airport (374 m, Saskatchewan) 45 %
Noatak Airport (30 m, Alaska) 55 %
Nogales Airport (1184 m, Arizona) 30 %
Nome Airport (6 m, Alaska) 75 %
Noorvik Airport (17 m, Alaska) 70 %
Norfolk Intl. Airport (9 m, Virginia) 40 %
Norfolk Regional Airport (473 m, Nebraska) 50 %
Norman Wells (78 m, Northwest Territories) 60 %
Normandin (137 m, Quebec) 95 %
North Battleford Airport (548 m, Saskatchewan) 45 %
North Bay (370 m, Ontario) 60 %
North Central West Virginia Airport (367 m, West-Virginia) 80 %
North Las Vegas Airport (671 m, Nevada) 15 %
North Mountain (439 m, Nova Scotia) 65 %
North Perry Airport (3 m, Florida) 60 %
North Platte Regional Airport (849 m, Nebraska) 55 %
North Point (8 m, Prince Edward Island) 90 %
North Texas Regional Airport (228 m, Texas) 45 %
NorthMountain (439 m, Nova Scotia) 65 %
Northeast Alabama Regional Airport (173 m, Alabama) 50 %
Northeast Florida Regional Airport (3 m, Florida) 60 %
Northeast Iowa Regional Airport (343 m, Iowa) 55 %
Northeast Kingdom Intl. Airport (284 m, Vermont) 75 %
Northeast Ohio Regional Airport (281 m, Ohio) 80 %
Northeast Philadelphia Airport (37 m, Pennsylvania) 50 %
Northeastern Regional Airport (6 m, North Carolina) 45 %
Northern Aroostook Regional Airport (301 m, Maine) 50 %
Northway Airport (525 m, Alaska) 75 %
Northwest Alabama Regional Airport (168 m, Alabama) 50 %
Northwest Arkansas National Airport (392 m, Arkansas) 85 %
Northwest Florida Beaches Intl. Airport (21 m, Florida) 75 %
Norway House Airport (223 m, Manitoba) 35 %
Norwood Memorial Airport (15 m, Massachusetts) 40 %
Nuiqsut Airport (17 m, Alaska) 60 %
Nut Tree Airport (34 m, California) 25 %
O’Hare Intl. Airport (205 m, Illinois) 40 %
O'Neill Airport (619 m, Nebraska) 25 %
Oak Ridge (277 m, Tennessee) 40 %
Oakland Intl. Airport (6 m, California) 65 %
Oakland/Troy Airport (222 m, Michigan) 35 %
Ocala Intl. Airport (27 m, Florida) 45 %
Ocean (4 m, Maryland) 45 %
Oceanside Airport (9 m, California) 65 %
Oconee County Regional Airport (271 m, South Carolina) 30 %
Odessa Airport (902 m, Texas) 25 %
Oelwen (328 m, Iowa) 55 %
Offutt Air Force Base (319 m, Nebraska) 55 %
Ogden-Hinckley Airport (1362 m, Utah) 15 %
Ohio State University Airport (276 m, Ohio) 50 %
Okeechobee Airport (10 m, Florida) 50 %
Okmulgee Regional Airport (219 m, Oklahoma) 60 %
Old Crow Airport (251 m, Yukon) 60 %
Olds (1046 m, Alberta) 55 %
Oliver AGDM (665 m, Alberta) 35 %
Olivia Airport (328 m, Minnesota) 50 %
Olney-Noble (147 m, Illinois) 75 %
Olympia Regional Airport (61 m, Washington) 45 %
Omaha/Eppley Field AP (299 m, Nebraska) 45 %
Omak Airport (382 m, Washington) 25 %
Onatchiway (304 m, Quebec) 80 %
Onefour CDA (935 m, Alberta) 30 %
Ontario Airport (667 m, Oregon) 30 %
Ontario Intl. Airport (287 m, California) 15 %
Orange Airport (164 m, Massachusetts) 45 %
Orange Airport (142 m, Virginia) 35 %
Orange County Airport (4 m, Texas) 90 %
Orangeburg Airport (60 m, South Carolina) 50 %
Orcas Island Airport (9 m, Washington) 80 %
Ord Airport (631 m, Nebraska) 40 %
Orlando Executive Airport (34 m, Florida) 50 %
Orlando Intl. Airport (32 m, Florida) 50 %
Orlando Sanford Intl. Airport (17 m, Florida) 50 %
Ormond Beach Airport (9 m, Florida) 65 %
Oroville Airport (57 m, California) 35 %
Orr Regional Airport (397 m, Minnesota) 45 %
Ortonville (335 m, Minnesota) 35 %
Osceola Airport (275 m, Wisconsin) 45 %
Osceola Muni (338 m, Iowa) 60 %
Oscoda- Wurtsmith Airport (188 m, Michigan) 35 %
Oshawa (140 m, Ontario) 60 %
Oskaloosa Airport (256 m, Iowa) 60 %
Osoyoos (283 m, British Columbia) 30 %
Oswego (145 m, New York) 80 %
Otis Air National Guard Base (40 m, Massachusetts) 75 %
Ottawa Int AP (114 m, Ontario) 75 %
Ottumwa Regional Airport (256 m, Iowa) 60 %
Owatonna (Awos) (350 m, Minnesota) 50 %
Owensboro (124 m, Kentucky) 75 %
Owosso Community Airport (224 m, Michigan) 45 %
Oxnard Airport (13 m, California) 75 %
Oyen Agdm (767 m, Alberta) 50 %
Ozark Regional Airport (283 m, Arkansas) 75 %
Ozona Airport (726 m, Texas) 30 %
Page Airport (1304 m, Arizona) 15 %
Page Field (4 m, Florida) 50 %
Paine Field (185 m, Washington) 55 %
Palacios Airport (5 m, Texas) 60 %
Palatka Airport (15 m, Florida) 45 %
Palestine Airport (129 m, Texas) 50 %
Palm Beach Intl. Airport (6 m, Florida) 60 %
Palm Springs Intl. Airport (141 m, California) 30 %
Palmdale Regional Airport (774 m, California) 10 %
Palmer Airport (71 m, Alaska) 80 %
Palo Alto Airport (2 m, California) 65 %
Pampa (989 m, Texas) 45 %
Pangborn Memorial Airport (379 m, Washington) 35 %
Pangnirtung Airport (23 m, Nunavut) 95 %
Parc Des Laurentid (791 m, Quebec) 95 %
Parent (445 m, Quebec) 95 %
Park Rapids Municip (437 m, Minnesota) 45 %
Parry Sound (176 m, Ontario) 60 %
Paso Robles Airport (255 m, California) 25 %
Patrick Space Force Base (3 m, Florida) 60 %
Paulatuk (6 m, Northwest Territories) 85 %
Paulding Northwest Atlanta Airport (393 m, Georgia) 45 %
Pauls Valley Airport (295 m, Oklahoma) 50 %
Paynesville Airport (360 m, Minnesota) 50 %
Payson Airport (1572 m, Arizona) 30 %
Peace River Airport (580 m, Alberta) 45 %
Pearson Field (8 m, Washington) 60 %
Pecos Airport (796 m, Texas) 25 %
Pella Airport (270 m, Iowa) 55 %
Pellston Regional Airport (217 m, Michigan) 50 %
Pelly Bay AP (15 m, Nunavut) 70 %
Penn Valley Airport (137 m, Pennsylvania) 50 %
Penn Yan Airport (275 m, New York) 90 %
Pensacola Intl. Airport (37 m, Florida) 60 %
Penticton Airport (344 m, British Columbia) 40 %
Peoria (621 m, Alberta) 40 %
Peoria Airport (202 m, Illinois) 55 %
Perot Field Fort Worth Alliance Airport (220 m, Texas) 35 %
Perry Airport (309 m, Iowa) 55 %
Perry- Foley Airport (13 m, Florida) 50 %
Perry-Houston County Airport (127 m, Georgia) 40 %
Perryton Airport (889 m, Texas) 45 %
Person County Airport (186 m, North Carolina) 50 %
Petaluma Airport (27 m, California) 55 %
Petawawa Heliport (130 m, Ontario) 60 %
Peter O. Knight Airport (2 m, Florida) 50 %
Peterborough (191 m, Ontario) 50 %
Petersburg (59 m, Virginia) 45 %
Petersburg Airport (32 m, Alaska) 70 %
Petersburg/Grant C. Arpt (293 m, West-Virginia) 40 %
Philadelphia Intl. Airport (9 m, Pennsylvania) 50 %
Philip Airport (673 m, South Dakota) 30 %
Philip Billard Airport (269 m, Kansas) 80 %
Phillips Army Airfield (18 m, Maryland) 50 %
Phoenix Deer Valley Airport (450 m, Arizona) 25 %
Phoenix Goodyear Airport (295 m, Arizona) 30 %
Phoenix Sky Harbor Intl. Airport (337 m, Arizona) 25 %
Pickens County Airport (309 m, South Carolina) 40 %
Pickle Lake Airport (391 m, Ontario) 45 %
Pickle Lake(Man) (386 m, Ontario) 45 %
Piedmont Triad Intl. Airport (277 m, North Carolina) 40 %
Pierre Regional Airport (528 m, South Dakota) 25 %
Pilot Mound (475 m, Manitoba) 50 %
Pilot Point Airport (17 m, Alaska) 90 %
Pincher Creek (1190 m, Alberta) 50 %
Pincher Creek Airport (1190 m, Alberta) 50 %
Pine Bluffs Muni (1570 m, Wyoming) 40 %
Pine Ridge Airport (1015 m, South Dakota) 30 %
Pine River (395 m, Minnesota) 55 %
Pine Springs (1663 m, Texas) 30 %
Pineville Airport (544 m, West-Virginia) 45 %
Pipestone Airport (529 m, Minnesota) 50 %
Pitt Meadows Campbell Scientific (5 m, British Columbia) 60 %
Pitt- Greenville Airport (8 m, North Carolina) 55 %
Pittsburgh Intl. Airport (373 m, Pennsylvania) 45 %
Pittsburgh-Butler Regional Airport (380 m, Pennsylvania) 65 %
Pittsfield (216 m, Illinois) 75 %
Pittsfield Airport (364 m, Massachusetts) 75 %
Placerville Airport (788 m, California) 15 %
Plant City Airport (47 m, Florida) 55 %
Platinum Airport (5 m, Alaska) 80 %
Platteville Airport (312 m, Wisconsin) 55 %
Plattsburgh Intl. Airport (72 m, New York) 80 %
Plattsmouth Airport (366 m, Nebraska) 55 %
Pleasanton Airport (131 m, Texas) 35 %
Plymouth Airport (158 m, New Hampshire) 50 %
Plymouth Airport (45 m, Massachusetts) 50 %
Pocatello Regional Airport (1365 m, Idaho) 15 %
Pocono Mountains Airport (584 m, Pennsylvania) 50 %
Point Lepreau (1 m, New Brunswick) 85 %
Point Petre (79 m, Ontario) 90 %
Pointe Des Monts (6 m, Quebec) 95 %
Pointe Noire (24 m, Quebec) 30 %
Pollockville AGDM (750 m, Alberta) 45 %
Pompano Beach Airport (7 m, Florida) 60 %
Ponca (304 m, Oklahoma) 60 %
Pond Inlet Airport (55 m, Nunavut) 60 %
Pontiac Airport (201 m, Illinois) 70 %
Pontiac Oakland (299 m, Michigan) 45 %
Pope Field (61 m, North Carolina) 50 %
Poplar Bluff(Amos) (146 m, Missouri) 90 %
Port Alsworth Airport (81 m, Alaska) 90 %
Port Aransas Airport (2 m, Texas) 65 %
Port Colborne (184 m, Ontario) 90 %
Port Fourchon Terminal (2 m, Louisiana) 65 %
Port Hardy Airport (22 m, British Columbia) 75 %
Port Hawkesbury Airport (114 m, Nova Scotia) 60 %
Port Heiden Airport (29 m, Alaska) 85 %
Port Isabel AP (5 m, Texas) 45 %
Port Meadville Airport (427 m, Pennsylvania) 75 %
Port Weller (79 m, Ontario) 70 %
Port-Menier (55 m, Quebec) 70 %
Portage County Regional Airport (365 m, Ohio) 40 %
Portage Southport A (270 m, Manitoba) 40 %
Porter (234 m, Indiana) 50 %
Porterville Airport (135 m, California) 25 %
Portland (19 m, Maine) 45 %
Portland Airport (12 m, Oregon) 60 %
Portland- Troutdale Airport (11 m, Oregon) 60 %
Portsmouth International Airport at Pease (31 m, New Hampshire) 55 %
Posey Field (284 m, Alabama) 50 %
Powell Airport (1552 m, Wyoming) 10 %
Prairie du Chien Airport (201 m, Wisconsin) 45 %
Pratt Regional Airport (595 m, Kansas) 60 %
Prattville- Grouby Field (69 m, Alabama) 40 %
Prentiss Alberta (965 m, Alberta) 40 %
Presidio Airport (896 m, Texas) 25 %
Presque Isle Intl. Airport (146 m, Maine) 55 %
Price County Airport (449 m, Wisconsin) 55 %
Price/Carbon (1799 m, Utah) 10 %
Prince Albert Airport (428 m, Saskatchewan) 45 %
Prince George Airport (691 m, British Columbia) 50 %
Prince Rupert (35 m, British Columbia) 70 %
Prince Rupert Airport (36 m, British Columbia) 70 %
Princeton (700 m, British Columbia) 30 %
Princeton Airport (298 m, Minnesota) 45 %
Prineville Airport (991 m, Oregon) 25 %
Provincetown Airport (2 m, Massachusetts) 65 %
Provo Airport (1369 m, Utah) 20 %
Pryor Field Regional Airport (180 m, Alabama) 45 %
Pueblo Memorial Airport (1439 m, Colorado) 30 %
Pukaskwa (AUT) (208 m, Ontario) 70 %
Pullman- Moscow Regional Airport (778 m, Washington) 30 %
Punta Gorda Airport (7 m, Florida) 50 %
Purdue University Airport (182 m, Indiana) 75 %
Puvirnituq (23 m, Quebec) 50 %
Puyallup Airport (164 m, Washington) 50 %
Qikiqtarjuaq (6 m, Nunavut) 60 %
Québec (74 m, Quebec) 65 %
Quad Cities Intl. Airport (181 m, Illinois) 45 %
Quakertown Airport (160 m, Pennsylvania) 50 %
Quesnal (545 m, British Columbia) 50 %
Quesnel Airport (545 m, British Columbia) 50 %
Quillayute Airport (55 m, Washington) 90 %
Quincy Airport (69 m, Florida) 45 %
Quincy Regional Airport (232 m, Illinois) 60 %
Race Rocks Lightstation (4 m, British Columbia) 40 %
Raleigh (766 m, West-Virginia) 60 %
Raleigh (134 m, North Carolina) 50 %
Raleigh Executive Jetport (75 m, North Carolina) 45 %
Ralph M. Calhoun Memorial Airport (67 m, Alaska) 40 %
Ralph Wenz Field (2160 m, Wyoming) 15 %
Ralph Wien Memorial Airport (5 m, Alaska) 70 %
Ramona Airport (424 m, California) 50 %
Randolph Air Force Base (232 m, Texas) 40 %
Range Regional Airport (410 m, Minnesota) 50 %
Rankin Inlet Airport (29 m, Nunavut) 95 %
Rapid City Airport (965 m, South Dakota) 35 %
Raton Airport (1935 m, New Mexico) 30 %
Rawlins Airport (2077 m, Wyoming) 5 %
Rawson Lake (305 m, Ontario) 55 %
Raymond (937 m, Alberta) 55 %
Rea Point (15 m, Nunavut) 95 %
Reading Regional Airport (105 m, Pennsylvania) 50 %
Red Bluff Airport (108 m, California) 20 %
Red Deer Regional Airport (904 m, Alberta) 55 %
Red Lake Airport (386 m, Ontario) 45 %
Red Oak Airport (318 m, Iowa) 55 %
Red Wing Regional Airport (239 m, Minnesota) 40 %
Redding Airport (153 m, California) 20 %
Redwood Falls Muni (312 m, Minnesota) 40 %
Reedsburg Airport (276 m, Wisconsin) 50 %
Regina (577 m, Saskatchewan) 50 %
Regina Airport (577 m, Saskatchewan) 55 %
Reid- Hillview Airport (41 m, California) 35 %
Reno (1341 m, Nevada) 10 %
Reno Stead Airport (1539 m, Nevada) 5 %
Renton Airport (9 m, Washington) 50 %
Republic Airport (25 m, New York) 65 %
Resolute AP (67 m, Nunavut) 75 %
Resolute CS (68 m, Nunavut) 75 %
Resolution Island (369 m, Nunavut) 60 %
Revelstoke Airport (443 m, British Columbia) 65 %
Rhinelander (495 m, Wisconsin) 45 %
Rhode (19 m, Rhode Island) 45 %
Rice Lake Regional Airport (347 m, Wisconsin) 55 %
Rich Lake AGDM (585 m, Alberta) 45 %
Richard B. Russell Airport (196 m, Georgia) 40 %
Richard I. Bong Airport (206 m, Wisconsin) 45 %
Richlands Airport (808 m, Virginia) 60 %
Richmond County Airport (109 m, North Carolina) 60 %
Richmond Intl. Airport (54 m, Virginia) 45 %
Rick Husband Amarillo Intl. Airport (1094 m, Texas) 40 %
Rickenbacker Intl. Airport (227 m, Ohio) 50 %
Riverside Airport (249 m, California) 20 %
Riverton Airport (1684 m, Wyoming) 15 %
Rivière-du-Loup (147 m, Quebec) 75 %
Roanoke Airport (358 m, Virginia) 45 %
Roben- Hood Airport (302 m, Michigan) 40 %
Robert R Wells Jr (74 m, Texas) 50 %
Roberts Field (932 m, Oregon) 20 %
Roberval Airport (187 m, Quebec) 90 %
Robins Air Force Base (90 m, Georgia) 45 %
Robstown Airport (24 m, Texas) 40 %
Rochelle Airport (238 m, Illinois) 55 %
Rochester Intl. Airport (402 m, Minnesota) 55 %
Rock Falls Airport (197 m, Illinois) 55 %
Rock Hill/York (204 m, South Carolina) 35 %
Rockford Airport (226 m, Illinois) 50 %
Rockglen (917 m, Saskatchewan) 35 %
Rocksprings Airport (723 m, Texas) 35 %
Rockwall Airport (175 m, Texas) 50 %
Rocky Harbour (68 m, Newfoundland) 25 %
Rocky Mount- Wilson Regional Airport (48 m, North Carolina) 60 %
Rocky Mountain House Airport (988 m, Alberta) 50 %
Rocky Mountain Metropolitan Airport (1724 m, Colorado) 35 %
Rogers City Airport (204 m, Michigan) 60 %
Rogers Executive Airport (415 m, Arkansas) 85 %
Rohnerville Airport (120 m, California) 95 %
Rolla Airport (556 m, North Dakota) 55 %
Rolla National Airport (335 m, Missouri) 75 %
Rome State Airport (1234 m, Oregon) 10 %
Ronald Reagan Washington National Airport (20 m, Virginia) 45 %
Roscoe Turner Airport (130 m, Mississippi) 45 %
Roscommon (351 m, Michigan) 40 %
Rose Spit (7 m, British Columbia) 35 %
Roseau Muni (Awos) (323 m, Minnesota) 55 %
Roseburg Regional Airport (160 m, Oregon) 65 %
Rosecrans Memorial Airport (246 m, Missouri) 55 %
Rosemary Agdm (714 m, Alberta) 35 %
Rosetown East (586 m, Saskatchewan) 45 %
Ross County Airport (221 m, Ohio) 50 %
Roswell Airport (1118 m, New Mexico) 20 %
Rouyn AP (301 m, Quebec) 55 %
Rowley Island (41 m, Nunavut) 65 %
Rush City Rgnl Arpt (281 m, Minnesota) 50 %
Rusk County Airport (135 m, Texas) 70 %
Rusk County Airport (377 m, Wisconsin) 50 %
Russell Airport (566 m, Kansas) 70 %
Russellville Regional Airport (123 m, Arkansas) 55 %
Ruston Regional Airport (95 m, Louisiana) 60 %
Rutherfordton (329 m, North Carolina) 50 %
Rutland- Southern Vermont Regional Airport (240 m, Vermont) 60 %
Ryan Airfield (737 m, Arizona) 35 %
Sable Island (1 m, Nova Scotia) 95 %
Sable Island AP (5 m, Nova Scotia) 95 %
Sachs Harbour (88 m, Northwest Territories) 80 %
Sacramento Executive Airport (8 m, California) 35 %
Sacramento Intl. Airport (7 m, California) 40 %
Sacramento Mather Airport (29 m, California) 25 %
Sacramento McClellan Airport (23 m, California) 25 %
Safford Regional Airport (950 m, Arizona) 25 %
Saginaw (183 m, Michigan) 40 %
Saglek Bay (501 m, California) 55 %
Saglek Bay AP (483 m, Newfoundland) 55 %
Sagona Island (60 m, Newfoundland) 95 %
Saguache (2385 m, Colorado) 30 %
Saint George (869 m, Utah) 20 %
Saint John Airport (111 m, New Brunswick) 50 %
Saint John's AP (135 m, Newfoundland) 80 %
Saint Mary`s (Awos) (95 m, Alaska) 80 %
Saint-Hubert Airport (28 m, Quebec) 90 %
Saint-Pierre (24 m, Saint Pierre and Miquelon) 90 %
Sainte-Clotilde (53 m, Quebec) 85 %
Sainte-Madeleine-de-la-Rivière-Madeleine (29 m, Quebec) 90 %
Salem-Leckrone (174 m, Illinois) 75 %
Salina Regional Airport (385 m, Kansas) 80 %
Salinas Airport (26 m, California) 65 %
Salisbury (16 m, Maryland) 55 %
Sallisaw Airport (161 m, Oklahoma) 50 %
Salluit Airport (226 m, Quebec) 40 %
Salmon Arm (351 m, British Columbia) 65 %
Salt Lake City Intl. Airport (1288 m, Utah) 15 %
San Angelo Regional Airport (582 m, Texas) 30 %
San Antonio Intl. Airport (242 m, Texas) 45 %
San Bernardino Intl. Airport (353 m, California) 15 %
San Carlos Airport (1 m, California) 65 %
San Clemente Island Airport (52 m, California) 65 %
San Diego Intl. Airport (9 m, California) 85 %
San Francisco Intl. Airport (5 m, California) 60 %
San Gabriel Valley Airport (90 m, California) 30 %
San Jose Intl. Airport (17 m, California) 35 %
San Luis Obispo County Regional Airport (64 m, California) 45 %
San Luis Valley Regional Airport (2299 m, Colorado) 25 %
San Marcos Regional Airport (182 m, Texas) 45 %
Sand Point Airport (7 m, Alaska) 90 %
Sandberg Airport (1379 m, California) 10 %
Sanderson Field Airport (85 m, Washington) 55 %
Sandersville Airport (134 m, Georgia) 45 %
Sandpoint Airport (648 m, Idaho) 45 %
Sands Head (15 m, British Columbia) 25 %
Sandspit (6 m, British Columbia) 80 %
Sandy Lake (289 m, Ontario) 45 %
Sanford Seacoast Regional Airport (74 m, Maine) 55 %
Sanikiluaq Airport (32 m, Nunavut) 70 %
Sanirajak (8 m, California) 85 %
Santa Barbara Airport (3 m, California) 80 %
Santa Fe Regional Airport (1933 m, New Mexico) 25 %
Santa Maria Public Airport (73 m, California) 60 %
Santa Monica Airport (53 m, California) 65 %
Santa Rose Airport (38 m, California) 55 %
Santa Ynez Airport (205 m, California) 30 %
Santee Cooper Regional Airport (32 m, South Carolina) 45 %
Sarasota (9 m, Florida) 65 %
Sarnia Chris Hadfield Airport (181 m, Ontario) 70 %
Saskatoon AP (503 m, Saskatchewan) 40 %
Saturna Island (24 m, British Columbia) 70 %
Sauk Centre Muni (379 m, Minnesota) 55 %
Sault Ste Marie (192 m, Ontario) 75 %
Sault Ste. Marie Airport (218 m, Michigan) 70 %
Savanna Airport (188 m, Illinois) 60 %
Savannah-hardin County (144 m, Tennessee) 45 %
Savannah/Hilton Head Intl. Airport (15 m, Georgia) 45 %
Savoonga Airport (16 m, Alaska) 95 %
Sawyer County Airport (370 m, Wisconsin) 45 %
Sawyer Intl. Airport (372 m, Michigan) 40 %
Scammon Bay Airport (4 m, Alaska) 85 %
Scappoose Industrial Airpark Airport (16 m, Oregon) 50 %
Schefferville (517 m, Quebec) 40 %
Schuler (800 m, Alberta) 55 %
Scottsboro Airport (198 m, Alabama) 35 %
Scottsdale Airport (460 m, Arizona) 25 %
Searcy Airport (81 m, Arkansas) 55 %
Searle Field Airport (999 m, Nebraska) 40 %
Seattle (137 m, Washington) 55 %
Sedalia Regional Airport (277 m, Missouri) 85 %
Sedona Airport (1471 m, Arizona) 30 %
Selawik Airport (8 m, Alaska) 75 %
Seldovia Airport (95 m, Alaska) 95 %
Selfridge Air National Guard Base (177 m, Michigan) 50 %
Seminole Airport (1010 m, Texas) 25 %
Sept-Îles (53 m, Quebec) 70 %
Sept-Îles Airport (55 m, Quebec) 60 %
Seven Persons (766 m, Alberta) 50 %
Seward Airport (18 m, Alaska) 95 %
Seymour Johnson Air Force Base (33 m, North Carolina) 50 %
Shaktoolik Airport (7 m, Alaska) 60 %
Shaw Air Force Base Airport (73 m, South Carolina) 45 %
Shawano Airport (248 m, Wisconsin) 45 %
Shawinigan (110 m, Quebec) 90 %
Shawnee Regional Airport (327 m, Oklahoma) 60 %
Shearwater AP (51 m, Nova Scotia) 80 %
Sheboygan (228 m, Wisconsin) 50 %
Shelby (178 m, Alabama) 45 %
Shelby Airport (258 m, North Carolina) 40 %
Shelbyville Airport (245 m, Indiana) 50 %
Sheldon (432 m, Iowa) 55 %
Shell Army Heliport (122 m, Alabama) 50 %
Shenandoah Muni (296 m, Iowa) 60 %
Shenandoah Valley Regional Airport (366 m, Virginia) 55 %
Shepherd Bay AP (45 m, Nunavut) 70 %
Sheridan Airport (1209 m, Wyoming) 15 %
Sheringham (21 m, British Columbia) 95 %
Shishmaref Airport (2 m, Alaska) 85 %
Shively Field Airport (2138 m, Wyoming) 10 %
Show Low Regional Airport (1954 m, Arizona) 30 %
Shreveport Downtown Airport (55 m, Louisiana) 50 %
Shreveport Regional Airport (84 m, Louisiana) 50 %
Shungnak Airport (60 m, Alaska) 45 %
Shuttle Landing Facility (3 m, Florida) 55 %
Sidney Airport (1312 m, Nebraska) 40 %
Sidney- Richland Airport (605 m, Montana) 35 %
Sierra Blanca Regional Airport (2076 m, New Mexico) 25 %
Sierra Vista Airport (1421 m, Arizona) 30 %
Sikeston Airport (96 m, Missouri) 60 %
Sikorsky Memorial Airport (5 m, Connecticut) 55 %
Siler City Muni (187 m, North Carolina) 45 %
Silver Bay Airport (331 m, Minnesota) 40 %
Simmons Army Airfield (74 m, North Carolina) 50 %
Sioux Falls Regional Airport (435 m, South Dakota) 40 %
Sioux Gateway Airport (336 m, Iowa) 45 %
Sioux Lookout Airport (390 m, Ontario) 55 %
Siskiyou (807 m, California) 25 %
Sisseton Airport (354 m, South Dakota) 35 %
Sisters Island (20 m, British Columbia) 75 %
Sitka Rocky Gutierrez Airport (6 m, Alaska) 80 %
Skagit Regional Airport (44 m, Washington) 70 %
Skagway Airport (9 m, Alaska) 65 %
Skwentna Airport (45 m, Alaska) 95 %
Sky Harbor Airport & Seaplane Base (186 m, Minnesota) 45 %
Skyhaven Airport (243 m, Missouri) 80 %
Skyhaven Airport (98 m, New Hampshire) 45 %
Skylark Field (258 m, Texas) 45 %
Slave Lake (583 m, Alberta) 60 %
Slave Lake Airport (583 m, Alberta) 60 %
Slayton Airport (495 m, Minnesota) 45 %
Sleetmute Airport (54 m, Alaska) 75 %
Slidell Airport (8 m, Louisiana) 60 %
Sloulin Field Intl. Airport (581 m, North Dakota) 30 %
Smith Field (364 m, Arkansas) 60 %
Smith Reynolds Airport (296 m, North Carolina) 45 %
Smithers (517 m, British Columbia) 50 %
Smyrna Airport (166 m, Tennessee) 45 %
Snyder (741 m, Texas) 35 %
Socorro Airport (1478 m, New Mexico) 20 %
Solander Island (99 m, British Columbia) 95 %
Solon Springs Muni (336 m, Wisconsin) 55 %
Somerset Airport (32 m, New Jersey) 45 %
Somerset County Airport (693 m, Pennsylvania) 60 %
Sonora Airport (652 m, Texas) 35 %
South Alabama Regional Airport (94 m, Alabama) 40 %
South Arkansas Regional Airport at Goodwin Field (77 m, Arkansas) 50 %
South Bend Intl. Airport (236 m, Indiana) 55 %
South Big Horn Co Arpt (1201 m, Wyoming) 10 %
South County Arpt Of Santa Clara County (86 m, California) 50 %
South Haven Airport (203 m, Michigan) 70 %
South Jersey Regional Airport (16 m, New Jersey) 50 %
South St. Paul Airport (250 m, Minnesota) 40 %
South Texas International Airport at Edinburg (24 m, Texas) 30 %
South Texas Regional Airport at Hondo (283 m, Texas) 40 %
South Wood County Airport (308 m, Wisconsin) 45 %
Southeast Iowa Regional Airport (210 m, Iowa) 60 %
Southend (344 m, Saskatchewan) 55 %
Southern California Logistics Airport (869 m, California) 10 %
Southern Wisconsin Regional Airport (246 m, Wisconsin) 45 %
Southland Field (3 m, Louisiana) 85 %
Southport Airport (8 m, North Carolina) 65 %
Southwest Florida Intl. Airport (9 m, Florida) 50 %
Southwest Georgia Regional Airport (59 m, Georgia) 45 %
Southwest Michigan Regional Airport (196 m, Michigan) 60 %
Southwest Minnesota Regional Airport (359 m, Minnesota) 45 %
Southwest Oregon Regional Airport (1 m, Oregon) 75 %
Southwest Washington Regional Airport (4 m, Washington) 70 %
Southwest Wyoming Regional Airport (2060 m, Wyoming) 5 %
Space Coast Regional Airport (11 m, Florida) 55 %
Sparrevohn LRRS Airport (482 m, Alaska) 85 %
Sparta (164 m, Illinois) 80 %
Sparta/Fort McCoy Airport (256 m, Wisconsin) 45 %
Spartanburg Downtown Memorial Airport (246 m, South Carolina) 40 %
Sparwood (1138 m, British Columbia) 30 %
Spencer Airport (408 m, Iowa) 40 %
Spirit River (1015 m, Alberta) 40 %
Spirit of St. Louis Airport (140 m, Missouri) 65 %
Spiritwood (584 m, Saskatchewan) 45 %
Spokane Airport (721 m, Washington) 25 %
Springbank (1201 m, Alberta) 50 %
Springdale Airport (412 m, Arkansas) 95 %
Springerville Muni (2150 m, Arizona) 25 %
Springfield (1335 m, Colorado) 40 %
Springfield Robertson County Airport (215 m, Tennessee) 60 %
Springfield- Beckley Airport (323 m, Ohio) 60 %
Springfield- Branson National Airport (390 m, Missouri) 75 %
Squamish Airport (52 m, British Columbia) 55 %
St Anicet 1 (49 m, Quebec) 75 %
St James Muni Arpt (325 m, Minnesota) 45 %
St Jovite (239 m, Quebec) 95 %
St Paul Isl (26 m, Nova Scotia) 80 %
St Stephen (28 m, New Brunswick) 50 %
St. Anthony Lwis (32 m, Newfoundland) 65 %
St. Catharines/Niagara District Airport (98 m, Ontario) 60 %
St. Charles (133 m, Missouri) 70 %
St. Clair (198 m, Michigan) 55 %
St. Cloud Regional Airport (312 m, Minnesota) 50 %
St. George Island Airport (38 m, Alaska) 85 %
St. Inigoes (6 m, Maryland) 40 %
St. John the Baptist Parish Airport (2 m, Louisiana) 60 %
St. Johns Industrial Air Park (1747 m, Arizona) 20 %
St. Johnsbury (213 m, Vermont) 50 %
St. Louis Downtown Airport (126 m, Illinois) 75 %
St. Louis Lambert Intl. Airport (172 m, Missouri) 60 %
St. Louis Regional Airport (166 m, Illinois) 90 %
St. Michael Airport (28 m, Alaska) 95 %
St. Paul (9 m, Alaska) 75 %
St. Paul AGDM (649 m, Alberta) 45 %
St. Paul Downtown Airport (219 m, Minnesota) 45 %
St. Pete (3 m, Florida) 55 %
St. Peters (30 m, Prince Edward Island) 75 %
St.Anthony A (32 m, Newfoundland) 65 %
Stafford Regional Airport (65 m, Virginia) 35 %
Stampede (1206 m, Washington) 55 %
Stan Stamper Airport (174 m, Oklahoma) 40 %
Stanly County Airport (186 m, North Carolina) 50 %
Stanton Airfield (280 m, Minnesota) 50 %
Stanton County Airport (1013 m, Kansas) 65 %
Staples (392 m, Minnesota) 40 %
Statesboro- Bulloch County Airport (57 m, Georgia) 45 %
Statesville Muni Ai (294 m, North Carolina) 45 %
Ste Foy (U. Laval) (91 m, Quebec) 70 %
Steamboat Springs Airport (2096 m, Colorado) 20 %
Stefansson Is (11 m, Nunavut) 95 %
Stennis Intl. Airport (7 m, Mississippi) 60 %
Stephenville Airport (402 m, Texas) 30 %
Stephenville Intl. Airport (9 m, Newfoundland) 75 %
Sterling Airport (1231 m, Colorado) 50 %
Stettler AGDM (795 m, Alberta) 40 %
Stevens Field (2334 m, Colorado) 20 %
Stevens Point Airport (338 m, Wisconsin) 50 %
Stewart Airport (7 m, British Columbia) 80 %
Stewart Intl. Airport (150 m, New York) 95 %
Stigler Regional Airport (183 m, Oklahoma) 35 %
Stinson Airport (176 m, Texas) 35 %
Stockton Metropolitan Airport (8 m, California) 25 %
Stony Rapids Airport (248 m, Saskatchewan) 50 %
Storm Lake Airport (454 m, Iowa) 50 %
Strathmore Agdm (967 m, Alberta) 50 %
Strother Field (353 m, Kansas) 50 %
Stuart Powell Field (312 m, Kentucky) 70 %
Sturgis Airport (282 m, Michigan) 50 %
Stuttgart Airport (68 m, Arkansas) 50 %
Sudbury Airport (348 m, Ontario) 55 %
Suffolk Executive Airport (22 m, Virginia) 45 %
Sugar Land Regional Airport (25 m, Texas) 50 %
Sullivan Airport (428 m, New York) 95 %
Sulphur Springs Airport (149 m, Texas) 45 %
Summerland (454 m, British Columbia) 35 %
Summerside (21 m, Prince Edward Island) 70 %
Summerville Airport (17 m, South Carolina) 45 %
Sumter Airport (56 m, South Carolina) 50 %
Sundre A (1114 m, Alberta) 50 %
Sunnyside Muni (234 m, Washington) 40 %
Sussex Airport (128 m, New Jersey) 85 %
Suwannee County Airport (32 m, Florida) 50 %
Swainsboro Airport (100 m, Georgia) 35 %
Swan River (335 m, Manitoba) 55 %
Swift Current Airport (818 m, Saskatchewan) 55 %
SwiftCurrent (820 m, Saskatchewan) 55 %
Sydney Airport (72 m, Nova Scotia) 70 %
Syracuse Hancock Intl. Airport (124 m, New York) 80 %
Tacoma Narrows Airport (89 m, Washington) 50 %
Tahlequah Airport (266 m, Oklahoma) 70 %
Talkeetna Airport (109 m, Alaska) 80 %
Talladega Airport (161 m, Alabama) 50 %
Tallahassee Intl. Airport (18 m, Florida) 70 %
Tallulah Airport (23 m, Louisiana) 50 %
Tampa Executive Airport (7 m, Florida) 45 %
Tampa Intl. Airport (3 m, Florida) 60 %
Tangier (2 m, Texas) 75 %
Taos Airport (2161 m, New Mexico) 20 %
Tappahannock Airport (41 m, Virginia) 35 %
Tarboro Airport (16 m, North Carolina) 55 %
Tasiujaq (31 m, Quebec) 60 %
Tatalina LRRS Airport (287 m, Alaska) 75 %
Taunton Airport (13 m, Massachusetts) 50 %
Taylor (448 m, Wisconsin) 55 %
Taylorville Airport (190 m, Illinois) 70 %
Ted Stevens Anchorage Intl. Airport (42 m, Alaska) 95 %
Tehachapi Airport (1220 m, California) 15 %
Tekamah (Asos) (312 m, Nebraska) 45 %
Teller Airport (90 m, Alaska) 70 %
Telluride Regional Airport (2769 m, Colorado) 30 %
Terra Nova Nat Park CS (107 m, Newfoundland) 65 %
Terrace Airport (217 m, British Columbia) 60 %
Terre Haute Regional Airport (175 m, Indiana) 60 %
Terrell Airport (144 m, Texas) 55 %
Teslin (705 m, Yukon) 55 %
Teterboro Airport (3 m, New Jersey) 50 %
Texarkana Regional Airport (119 m, Arkansas) 50 %
Texas Gulf Coast Regional Airport (8 m, Texas) %
The Forks, Winnipeg (230 m, Manitoba) 40 %
The Pas Airport (270 m, Manitoba) 45 %
The Villages (27 m, Florida) 55 %
Thedford Airport (892 m, Nebraska) 40 %
Thief River Falls Regional Airport (340 m, Minnesota) 55 %
Thomas C. Russell Field (209 m, Alabama) 55 %
Thomas P. Stafford Airport (489 m, Oklahoma) 45 %
Thomaston (243 m, Georgia) 40 %
Thomasville Regional Airport (80 m, Georgia) 55 %
Thompson Airport (216 m, Manitoba) 65 %
Three Hills (907 m, Alberta) 50 %
Three Rivers Muni Dr Haines (251 m, Michigan) 50 %
Thunder Bay (199 m, Ontario) 45 %
Thunder Bay (199 m, Ontario) 50 %
Thunder Bay Airport (206 m, Ontario) 45 %
Tillamook Airport (11 m, Oregon) 80 %
Timmins Victor M. Power Airport (295 m, Ontario) 65 %
Tin City LRRS Airport (83 m, Alaska) 95 %
Tinker Air Force Base (384 m, Oklahoma) 60 %
Tioga Airport (684 m, North Dakota) 35 %
Tipton Airport (46 m, Maryland) 50 %
Toccoa Airport (304 m, Georgia) 45 %
Tofino (24 m, British Columbia) 75 %
Toksook Bay Airport (18 m, Alaska) 80 %
Toledo Executive Airport (189 m, Ohio) 60 %
Toledo Express Airport (211 m, Ohio) 70 %
Toledo Suburban Airport (204 m, Michigan) 60 %
Tomahawk Airport (453 m, Wisconsin) 50 %
Tonopah Airport (1654 m, Nevada) 5 %
Topeka Regional Airport (325 m, Kansas) 80 %
Toronto (113 m, Ontario) 75 %
Toronto Islands Airport (77 m, Ontario) 85 %
Toronto/Pearson AP (173 m, Ontario) 45 %
Torrington Airport (1281 m, Wyoming) 35 %
Tracadie (67 m, Nova Scotia) 70 %
Tracy Airport (408 m, Minnesota) 50 %
Trail Valley (85 m, Northwest Territories) 70 %
Travis Air Force Base (22 m, California) 35 %
Treasure Coast Intl. Airport (7 m, Florida) 65 %
Trent Lott Intl. Airport (5 m, Mississippi) 60 %
Trenton (65 m, New Jersey) 55 %
Trenton Airport (85 m, Ontario) 85 %
Tri-Cities Airport (135 m, Washington) 25 %
Tri-Cities Regional Airport (457 m, Tennessee) 40 %
Tri-County Airport (21 m, North Carolina) 60 %
Tri-County Airport (26 m, Florida) 35 %
Tri-County Regional Airport (219 m, Wisconsin) 55 %
Tri-State Airport (255 m, West-Virginia) 60 %
Tri-State Steuben County Airport (303 m, Indiana) 90 %
Triangle North Executive Airport (113 m, North Carolina) 60 %
Trinity Center (728 m, California) 25 %
Trois-Rivières (6 m, Quebec) 85 %
Troy Airport (121 m, Alabama) 55 %
Truckee Tahoe Airport (1798 m, California) 15 %
Truth or Consequences Airport (1481 m, New Mexico) 25 %
Tucson Intl. Airport (779 m, Arizona) 30 %
Tucumcari Airport (1234 m, New Mexico) 25 %
Tukialik Bay (683 m, Newfoundland) 75 %
Tulsa Airport (195 m, Oklahoma) 60 %
Tulsa Riverside Airport (193 m, Oklahoma) 65 %
Tunica Airport (59 m, Mississippi) 65 %
Tupelo Regional Airport (110 m, Mississippi) 40 %
Tuscaloosa National Airport (52 m, Alabama) 50 %
Tuscola Area Airport (214 m, Michigan) 45 %
Tweed New Haven Airport (4 m, Connecticut) 60 %
Twentynine Palms Airport (626 m, California) 20 %
Twillingate (AUT) (92 m, Newfoundland) 70 %
Two Harbors (328 m, Minnesota) 55 %
Two Hills AGDM (678 m, Alberta) 45 %
Tyler Pounds Regional Airport (166 m, Texas) 65 %
Tyndall Air Force Base (13 m, Florida) 80 %
Ugnu- Kuparuk Airport (20 m, Alaska) 70 %
Ukiah Airport (187 m, California) 30 %
Umiujaq (71 m, Quebec) 40 %
Unalakleet (4 m, Alaska) 10 %
Unalaska Airport (4 m, Alaska) 80 %
Union County Airport (311 m, Ohio) 65 %
United States Air Force Academy (1999 m, Colorado) 35 %
University Park Airport (378 m, Pennsylvania) 50 %
University of Illinois Willard Airport (230 m, Illinois) 75 %
University of Oklahoma Westheimer Airport (357 m, Oklahoma) 55 %
University-Oxford Airport (138 m, Mississippi) 40 %
Upsala (489 m, Ontario) 45 %
Uranium City (321 m, Saskatchewan) 40 %
Utqiagvik Airport (12 m, Alaska) 60 %
Uxbridge (375 m, Ontario) 55 %
Vaiden Field Airport (69 m, Alabama) 55 %
Val Marie Southeast (785 m, Saskatchewan) 30 %
Val-d'Or (337 m, California) 75 %
Val-d'Or (345 m, Quebec) 75 %
Valdez Airport (37 m, Alaska) 80 %
Valdosta Regional Airport (62 m, Georgia) 50 %
Valley Intl. Airport (10 m, Texas) 45 %
Valleyview AGDM (698 m, Alberta) 45 %
Van Nuys Airport (244 m, California) 20 %
Vance Air Force Base (398 m, Oklahoma) 50 %
Vance Brand Airport (1541 m, Colorado) 35 %
Vancouver Airport (4 m, British Columbia) 75 %
Vandenberg Space Force Base (112 m, California) 90 %
Varennes (18 m, Quebec) 95 %
Vegreville (639 m, Alberta) 50 %
Venango Regional Airport (469 m, Pennsylvania) 75 %
Vermilion (623 m, Alberta) 50 %
Vermilion Regional Airport (212 m, Illinois) 80 %
Vernal Regional Airport (1608 m, Utah) 10 %
Vernon (482 m, British Columbia) 55 %
Vernon (386 m, Texas) 25 %
Vero Beach Regional Airport (8 m, Florida) 60 %
Veterans Airport of Southern Illinois (144 m, Illinois) 60 %
Vicksburg Airport (32 m, Mississippi) 50 %
Victoria (IAP) (19 m, British Columbia) 60 %
Victoria Beach (220 m, Manitoba) 65 %
Victoria Gonzales (70 m, British Columbia) 70 %
Victoria Regional Airport (36 m, Texas) 40 %
Victoria Uni. Campbell Scientific (49 m, British Columbia) 55 %
Vidalia Regional Airport (84 m, Georgia) 30 %
Villeneuve Airport (270 m, Alberta) 40 %
Vineland Station RCS (79 m, Ontario) 60 %
Vinton Airport (258 m, Iowa) 45 %
Virginia Tech Montgomery Executive Airport (650 m, Virginia) 60 %
Viroqua Airport (394 m, Wisconsin) 55 %
Visalia Airport (89 m, California) 30 %
Volk Field Air National Guard Base Airport (280 m, Wisconsin) 55 %
W Memphis Municipal (64 m, Arkansas) 60 %
W. H. 'Bud' Barron Airport (94 m, Georgia) 40 %
W. K. Kellogg Airport (290 m, Michigan) 55 %
Wabush Airport (551 m, Newfoundland) 40 %
Waco Regional Airport (155 m, Texas) 35 %
Wadena Airport (418 m, Minnesota) 55 %
Wager Bay (18 m, Nunavut) 95 %
Wahoo Airport (373 m, Nebraska) 50 %
Wainwright Airport (27 m, Alaska) 60 %
Wakefield Airport (64 m, Virginia) 50 %
Walden Airport (2485 m, Colorado) 10 %
Wales Airport (7 m, Alaska) 95 %
Walhalla Airport (291 m, North Dakota) 90 %
Walker Airport (411 m, Minnesota) 50 %
Walla Walla Airport (355 m, Washington) 20 %
Wallops Flight Facility Airport (12 m, Virginia) 45 %
Walnut Ridge Regional Airport (83 m, Arkansas) 60 %
Warren Airport (12 m, North Carolina) 55 %
Warrenton Airport (102 m, Virginia) 30 %
Warroad International Memorial Airport (327 m, Minnesota) 65 %
Warsaw Airport (259 m, Indiana) 65 %
Waseca Airport (343 m, Minnesota) 55 %
Washington (361 m, Pennsylvania) 50 %
Washington (230 m, Iowa) 60 %
Washington Airport (149 m, Missouri) 80 %
Washington Airport (197 m, Georgia) 45 %
Wasilla Airport (108 m, Alaska) 80 %
Waskaganish Airport (23 m, Quebec) 85 %
Waskish Muni Airpt (360 m, Minnesota) 60 %
Waterbury (222 m, Connecticut) 55 %
Waterloo Regional Airport (268 m, Iowa) 50 %
Waterloo Well AP (315 m, Ontario) 50 %
Waterton Park Gate (1296 m, Alberta) 50 %
Watertown Airport (254 m, Wisconsin) 55 %
Watertown Intl. Airport (99 m, New York) 80 %
Watertown Regional Airport (532 m, South Dakota) 35 %
Waterville Robert LaFleur Airport (101 m, Maine) 50 %
Watonga Regional Airport (472 m, Oklahoma) 50 %
Watrous East (526 m, Saskatchewan) 55 %
Watson Lake Airport (690 m, Yukon) 45 %
Watsonville Airport (48 m, California) 70 %
Waukegan National Airport (222 m, Illinois) 55 %
Waukesha (284 m, Wisconsin) 55 %
Waupaca Airport (252 m, Wisconsin) 40 %
Wausau Downtown Airport (365 m, Wisconsin) 45 %
Wautoma Airport (262 m, Wisconsin) 45 %
Wawa (287 m, Ontario) 85 %
Waycross (46 m, Georgia) 40 %
Wayne Airport (436 m, Nebraska) 55 %
Wayne County Airport (346 m, Ohio) 50 %
Wayne Executive Jetport (41 m, North Carolina) 60 %
Waynesville-St. Robert Regional Airport (351 m, Missouri) 75 %
Weedon Field (87 m, Alabama) 45 %
Wekweètì Airport (368 m, Northwest Territories) 40 %
Wellsboro Airport (577 m, Pennsylvania) 85 %
Wellsville Airport (646 m, New York) %
Wendover Airport (1292 m, Utah) 10 %
Weslaco (21 m, Texas) 0 %
West Bend Airport (270 m, Wisconsin) 45 %
West Michigan Regional Airport (210 m, Michigan) 60 %
West Plains Regional Airport (374 m, Missouri) 60 %
West Point Airport (7 m, Virginia) 50 %
West Vancouver (178 m, British Columbia) 50 %
West Yellowstone Airport (2025 m, Montana) 10 %
Westchester (121 m, New York) 60 %
Westerly State Airport (25 m, Rhode Island) 55 %
Western Carolina Regional Airport (517 m, North Carolina) 60 %
Western Head (10 m, Nova Scotia) 85 %
Western Islands (191 m, Ontario) 75 %
Western Nebraska Regional Airport (1206 m, Nebraska) 35 %
Westfield-Barnes Regional Airport (83 m, Massachusetts) 40 %
Westover Metropolitan Airport (75 m, Massachusetts) 45 %
Wexford (396 m, Michigan) 40 %
Weyburn (589 m, Saskatchewan) 35 %
Wharton Regional Airport (31 m, Texas) 45 %
Wheaton Airport (313 m, Minnesota) 55 %
Wheeler-Sack Army Airfield (207 m, New York) 75 %
Wheeling Ohio (365 m, West-Virginia) 50 %
Whistler Airport (658 m, British Columbia) 45 %
White Mountain Airport (81 m, Alaska) 65 %
White Rock Campbell Scientific (13 m, British Columbia) 75 %
Whitecourt Airport (785 m, Alberta) 40 %
Whiteman Air Force Base (255 m, Missouri) 90 %
Whiteman Airport (306 m, California) 20 %
Wiarton Airport (223 m, Ontario) 60 %
Wichita Dwight D. Eisenhower National Airport (409 m, Kansas) 60 %
Wichita Falls Regional Airport (314 m, Texas) 35 %
Wiley Post Airport (396 m, Oklahoma) 45 %
Wilkes County Airport (396 m, North Carolina) 45 %
Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) 50 %
Will Rogers World Airport (398 m, Oklahoma) 50 %
William H. Morse State Airport (252 m, Vermont) 70 %
William M Tuck (128 m, Virginia) 45 %
William P. Hobby Airport (14 m, Texas) 50 %
William R. Fairchild Intl. Airport (88 m, Washington) 65 %
Williams Lake Airport (942 m, British Columbia) 45 %
Williamsburg Airport (15 m, Virginia) 45 %
Williamsburg Intl. Airport (13 m, Virginia) 55 %
Williamsport Regional Airport (160 m, Pennsylvania) 40 %
Willmar Airport (343 m, Minnesota) 55 %
Willoughby (191 m, Ohio) 65 %
Willow Run Airport (218 m, Michigan) 40 %
Wilmington Airport (24 m, Delaware) 50 %
Wilmington Airport (326 m, Pennsylvania) 55 %
Wilmington Intl. Airport (10 m, North Carolina) 60 %
Winchester Airport (298 m, Tennessee) 85 %
Winchester Regional Airport (222 m, Virginia) 45 %
Windom (410 m, Minnesota) 45 %
Window Rock Airport (2054 m, Arizona) 20 %
Windsor Airport (190 m, Ontario) 45 %
Wings Field (92 m, Pennsylvania) 60 %
Winkler Airport (855 m, Texas) 25 %
Winnemucca Airport (1322 m, Nevada) 10 %
Winner Regional Airport (619 m, South Dakota) 15 %
Winnipeg Airport (239 m, Manitoba) 55 %
Winona Airport (200 m, Minnesota) 45 %
Winona-Montgomery County Airport (111 m, Mississippi) 55 %
Winslow- Lindbergh Regional Airport (1488 m, Arizona) 20 %
Winter Haven's Gilbert Airport (44 m, Florida) 45 %
Wiscasset Airport (21 m, Maine) 45 %
Witham Field (6 m, Florida) 60 %
Wittman Regional Airport (246 m, Wisconsin) 50 %
Wood County Airport (132 m, Texas) 55 %
Worcester Airport (308 m, Massachusetts) 40 %
Worland Airport (1294 m, Wyoming) 15 %
Worthington (480 m, Minnesota) 50 %
Wrangell Airport (13 m, Alaska) 80 %
Wray Airport (1087 m, Colorado) 40 %
Wrentham AGDM (944 m, Alberta) 55 %
Wright-Patterson Air Force Base (251 m, Ohio) 50 %
Wynyard (560 m, Saskatchewan) 65 %
Yakima Airport (325 m, Washington) 20 %
Yakutat Airport (13 m, Alaska) 90 %
Yampa Valley Airport (2012 m, Colorado) 15 %
Yarmouth Airport (46 m, Nova Scotia) 60 %
Yeager Airport (299 m, West-Virginia) 50 %
Yellowknife Airport (206 m, Northwest Territories) 30 %
Yellowstone Regional Airport (1553 m, Wyoming) 15 %
Yohin (204 m, Northwest Territories) 60 %
Yoho National Park (1615 m, British Columbia) 65 %
York Airport (144 m, Pennsylvania) 55 %
York Airport (509 m, Nebraska) 55 %
Yorkton Airport (498 m, Saskatchewan) 50 %
Youngstown (361 m, Ohio) 55 %
Yuba (19 m, California) 30 %
Zamperini Field (27 m, California) 50 %
Zanesville Airport (274 m, Ohio) 45 %
Zapata Airport (129 m, Texas) 30 %
Zephyrhills Airport (27 m, Florida) 50 %

Current weather

July
SMTWTFS
          1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31
2016