| Stations: 2445
|
Cloud Cover |
Cloud Base |
| Burwash Landing Airport (807 m, Yukon) |
8 |
>2500m |
| New Ulm Airport (308 m, Minnesota) |
0 |
|
| Bethel Airport (44 m, Alaska) |
8 |
100-200m |
| Arnold Palmer Regional Airport (361 m, Pennsylvania) |
8 |
|
| Philip Airport (673 m, South Dakota) |
0 |
|
| Charlevoix Airport (204 m, Michigan) |
8 |
|
| Gander Airport (151 m, Newfoundland) |
5 |
100-200m |
| Great Falls Intl. Airport (1116 m, Montana) |
0 |
|
| Great Falls (1131 m, Montana) |
0 |
>2500m |
| Casper (1612 m, Wyoming) |
0 |
>2500m |
| Natashquan Airport (11 m, Quebec) |
8 |
600-1000m |
| Billings Logan Intl. Airport (1088 m, Montana) |
0 |
>2500m |
| Malmstrom Air Force Base (1056 m, Montana) |
0 |
|
| Camarillo Airport (23 m, California) |
0 |
|
| Brevoort Island Airport (376 m, Nunavut) |
8 |
50-100m |
| Sedalia Regional Airport (277 m, Missouri) |
0 |
|
| Ellsworth Air Force Base (979 m, South Dakota) |
0 |
|
| Stephenville Intl. Airport (9 m, Newfoundland) |
8 |
600-1000m |
| Sioux Gateway Airport (336 m, Iowa) |
0 |
>2500m |
| Spence Bay AP (28 m, Nunavut) |
6 |
|
| Central Illinois Regional Airport (267 m, Illinois) |
8 |
|
| Dickinson Theodore Roosevelt Regional A (787 m, North Dakota) |
0 |
|
| Toledo Express Airport (211 m, Ohio) |
4 |
300-600m |
| Elbow Lake (367 m, Minnesota) |
8 |
|
| Chamberlain (530 m, South Dakota) |
0 |
|
| Erik Nielsen Whitehorse Intl. Airport (706 m, Yukon) |
1 |
600-1000m |
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Cleveland Burke Lakefront Airport (178 m, Ohio) |
8 |
|
| Cuyahoga County Airport (268 m, Ohio) |
6 |
|
| Winchester Regional Airport (222 m, Virginia) |
8 |
|
| Perry Stokes Airport (1756 m, Colorado) |
0 |
|
| Fairmont Airport (354 m, Minnesota) |
0 |
|
| Newport Airport (37 m, Oregon) |
0 |
|
| Rankin Inlet Airport (29 m, Nunavut) |
0 |
>2500m |
| Hot Springs (1153 m, Virginia) |
8 |
|
| McCook Ben Nelson Regional Airport (786 m, Nebraska) |
0 |
|
| Jim Kelly Field (736 m, Nebraska) |
0 |
|
| Cambridge Bay Airport (23 m, Nunavut) |
1 |
300-600m |
| Boone Airport (354 m, Iowa) |
0 |
|
| Baker Lake Airport (18 m, Nunavut) |
2 |
1500-2000m |
| Taloyoak Airport (28 m, Nunavut) |
6 |
1000-1500m |
| Whiteman Air Force Base (255 m, Missouri) |
0 |
|
| Lytton Airport (225 m, British Columbia) |
4 |
|
| Syracuse Hancock Intl. Airport (124 m, New York) |
6 |
1500-2000m |
| Dawson Community Airport (749 m, Montana) |
0 |
|
| Pincher Creek (1190 m, Alberta) |
8 |
|
| Sidney- Richland Airport (605 m, Montana) |
0 |
|
| Mason (363 m, Iowa) |
0 |
|
| Eareckson Air Station (31 m, Alaska) |
8 |
200-300m |
| Swift Current Airport (818 m, Saskatchewan) |
6 |
|
| Peoria Airport (202 m, Illinois) |
0 |
>2500m |
| Liverpool Bay (102 m, Northwest Territories) |
8 |
50-100m |
| Joplin Regional Airport (297 m, Missouri) |
0 |
|
| Mankato Regional Airport (311 m, Minnesota) |
0 |
|
| Moncton Airport (71 m, New Brunswick) |
8 |
100-200m |
| University of Illinois Willard Airport (230 m, Illinois) |
6 |
|
| Ingenika Point (680 m, British Columbia) |
8 |
|
| Naval Air Station Point Mugu (2 m, California) |
0 |
|
| Dodge Center Airport (398 m, Minnesota) |
4 |
|
| Phoenix Sky Harbor Intl. Airport (337 m, Arizona) |
4 |
>2500m |
| McHenry Airport (894 m, Maryland) |
8 |
|
| Palm Beach Intl. Airport (6 m, Florida) |
2 |
600-1000m |
| Southeast Iowa Regional Airport (210 m, Iowa) |
0 |
|
| Rolla National Airport (335 m, Missouri) |
0 |
|
| Adak (5 m, Alaska) |
8 |
600-1000m |
| Yampa Valley Airport (2012 m, Colorado) |
0 |
|
| Miley Memorial Field Airport (2124 m, Wyoming) |
0 |
|
| Yarmouth Airport (46 m, Nova Scotia) |
8 |
300-600m |
| Grand Marais Airport (505 m, Minnesota) |
8 |
|
| Niagara Falls Intl. Airport (180 m, New York) |
8 |
|
| Dulles Intl. Airport (98 m, Virginia) |
4 |
1000-1500m |
| Hastings Airport (596 m, Nebraska) |
0 |
|
| Ely Airport (1909 m, Nevada) |
0 |
>2500m |
| Mount Airy/Surry (380 m, North Carolina) |
8 |
|
| Kimball Airport (1501 m, Nebraska) |
0 |
|
| Sauk Centre Muni (379 m, Minnesota) |
8 |
|
| Windom (410 m, Minnesota) |
0 |
|
| Benson Airport (317 m, Minnesota) |
4 |
|
| Port Hardy Airport (22 m, British Columbia) |
1 |
1500-2000m |
| Imperial (997 m, Nebraska) |
0 |
|
| Chautauqua (211 m, New York) |
8 |
|
| Toronto Islands Airport (77 m, Ontario) |
8 |
1000-1500m |
| Rapid City Airport (965 m, South Dakota) |
0 |
>2500m |
| Ainsworth Regional Airport (789 m, Nebraska) |
0 |
|
| Orlando Intl. Airport (32 m, Florida) |
0 |
>2500m |
| Miles City Airport (801 m, Montana) |
0 |
|
| St. Catharines/Niagara District Airport (98 m, Ontario) |
8 |
|
| Estherville Muni (401 m, Iowa) |
4 |
|
| Pittsburgh-Butler Regional Airport (380 m, Pennsylvania) |
8 |
|
| Saint John Airport (111 m, New Brunswick) |
8 |
100-200m |
| Florence Airport (1658 m, Colorado) |
0 |
|
| Ames Airport (291 m, Iowa) |
0 |
|
| LaGuardia Airport (9 m, New York) |
6 |
600-1000m |
| Knoxville (283 m, Iowa) |
4 |
|
| Hill Air Force Base (1459 m, Utah) |
0 |
|
| Toronto/Pearson AP (173 m, Ontario) |
8 |
300-600m |
| Winter Haven's Gilbert Airport (44 m, Florida) |
0 |
|
| Miami-Opa Locka Executive Airport (3 m, Florida) |
0 |
|
| Willoughby (191 m, Ohio) |
8 |
|
| Gillette (1230 m, Wyoming) |
0 |
|
| Glen Ullin Airport (634 m, North Dakota) |
0 |
|
| SwiftCurrent (820 m, Saskatchewan) |
7 |
>2500m |
| Pratt Regional Airport (595 m, Kansas) |
0 |
|
| Kodiak Airport (34 m, Alaska) |
8 |
300-600m |
| Hope Aerodrome (39 m, British Columbia) |
7 |
>2500m |
| Pompano Beach Airport (7 m, Florida) |
0 |
|
| Space Coast Regional Airport (11 m, Florida) |
0 |
|
| Capital Region Intl. Airport (266 m, Michigan) |
8 |
600-1000m |
| Lima Allen (296 m, Ohio) |
4 |
|
| Safford Regional Airport (950 m, Arizona) |
0 |
|
| Gulkana Airport (481 m, Alaska) |
0 |
>2500m |
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Homestead Air Reserve Base (2 m, Florida) |
0 |
|
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
8 |
|
| Melrose Gunnery Range (1326 m, New Mexico) |
0 |
|
| Morris Airport (344 m, Minnesota) |
4 |
|
| Mountain Empire Airport (780 m, Virginia) |
8 |
|
| Davenport Airport (259 m, Iowa) |
0 |
|
| Santa Fe Regional Airport (1933 m, New Mexico) |
0 |
|
| St James Muni Arpt (325 m, Minnesota) |
0 |
|
| Fort Madison (221 m, Iowa) |
0 |
|
| North Perry Airport (3 m, Florida) |
0 |
|
| Alexandria Airport (432 m, Minnesota) |
6 |
|
| DuPage Airport (231 m, Illinois) |
8 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
0 |
|
| Sable Island AP (5 m, Nova Scotia) |
8 |
|
| Sable Island (1 m, Nova Scotia) |
8 |
600-1000m |
| Detroit Metropolitan Airport (202 m, Michigan) |
8 |
300-600m |
| Decatur Airport (208 m, Illinois) |
8 |
|
| Hillsville (834 m, Virginia) |
8 |
|
| West Michigan Regional Airport (210 m, Michigan) |
8 |
|
| New River Valley Airport (642 m, Virginia) |
8 |
|
| Branch County Memorial Airport (292 m, Michigan) |
8 |
|
| Beach Airport (840 m, North Dakota) |
4 |
|
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
>2500m |
| Petersburg/Grant C. Arpt (293 m, West-Virginia) |
8 |
|
| Neil Armstrong Airport (278 m, Ohio) |
0 |
|
| Redwood Falls Muni (312 m, Minnesota) |
6 |
|
| Somerset County Airport (693 m, Pennsylvania) |
8 |
|
| Hutchinson Airport (323 m, Minnesota) |
0 |
|
| Denver Intl. Airport (1656 m, Colorado) |
0 |
>2500m |
| Albert Lea Airport (383 m, Minnesota) |
0 |
|
| Lamar Airport (1129 m, Colorado) |
0 |
|
| Mercury/Desert Rock (1006 m, Nevada) |
0 |
>2500m |
| Mont-Joli Airport (54 m, Quebec) |
5 |
200-300m |
| Ord Airport (631 m, Nebraska) |
0 |
|
| Chadron Airport (1011 m, Nebraska) |
0 |
|
| Alliance Airport (1198 m, Nebraska) |
0 |
|
| Mary's Harbour Airport (12 m, Newfoundland) |
8 |
|
| Ortonville (335 m, Minnesota) |
6 |
|
| Falls City/Brenner (300 m, Nebraska) |
0 |
|
| Hamilton Airport (238 m, Ontario) |
7 |
300-600m |
| Kansas City Intl. Airport (313 m, Missouri) |
0 |
>2500m |
| Kearney Regional Airport (649 m, Nebraska) |
0 |
|
| Taylorville Airport (190 m, Illinois) |
8 |
|
| Sidney Airport (1312 m, Nebraska) |
0 |
|
| Port Hawkesbury Airport (114 m, Nova Scotia) |
8 |
300-600m |
| Norfolk Regional Airport (473 m, Nebraska) |
0 |
>2500m |
| Mercer County Airport (871 m, West-Virginia) |
8 |
|
| L. M. Clayton Airport (605 m, Montana) |
0 |
|
| Omaha/Eppley Field AP (299 m, Nebraska) |
4 |
>2500m |
| Deer Lake Airport (29 m, Newfoundland) |
8 |
100-200m |
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Miami Executive Airport (3 m, Florida) |
0 |
|
| Mondell Fld AP (1272 m, Wyoming) |
0 |
|
| Hulett Airport (1300 m, Wyoming) |
0 |
|
| Saguache (2385 m, Colorado) |
0 |
|
| Raleigh (766 m, West-Virginia) |
8 |
300-600m |
| Mitchell Airport (397 m, South Dakota) |
0 |
|
| Chan Gurney Airport (398 m, South Dakota) |
0 |
|
| Dubuque Regional Airport (329 m, Iowa) |
0 |
>2500m |
| Quad Cities Intl. Airport (181 m, Illinois) |
0 |
>2500m |
| Grande Prairie Airport (669 m, Alberta) |
6 |
>2500m |
| Ottumwa Regional Airport (256 m, Iowa) |
0 |
|
| Eastern Iowa Airport (256 m, Iowa) |
0 |
|
| Springbank (1201 m, Alberta) |
8 |
|
| Marshall Town Muni (296 m, Iowa) |
0 |
|
| Pocono Mountains Airport (584 m, Pennsylvania) |
8 |
|
| Clearfield- Lawrence Airport (462 m, Pennsylvania) |
8 |
|
| Wilmington Airport (326 m, Pennsylvania) |
8 |
|
| University Park Airport (378 m, Pennsylvania) |
8 |
|
| Washington (230 m, Iowa) |
0 |
|
| Keokuk Airport (205 m, Iowa) |
0 |
|
| Algona Airport (372 m, Iowa) |
0 |
|
| Clarion Airport (354 m, Iowa) |
0 |
|
| Allegheny (382 m, Pennsylvania) |
8 |
|
| Ankeny Regional Airport (275 m, Iowa) |
0 |
|
| Arthur N. Neu Airport (375 m, Iowa) |
0 |
|
| Chariton (320 m, Iowa) |
0 |
|
| Johnstown (696 m, Pennsylvania) |
8 |
|
| DuBois Airport (554 m, Pennsylvania) |
8 |
|
| Webster City (342 m, Iowa) |
0 |
|
| Orange (431 m, Iowa) |
0 |
|
| Sheldon (432 m, Iowa) |
0 |
|
| Storm Lake Airport (454 m, Iowa) |
0 |
|
| Altoona (458 m, Pennsylvania) |
8 |
|
| Havre-Saint-Pierre (34 m, Quebec) |
6 |
|
| Erie Intl. Airport (225 m, Pennsylvania) |
8 |
600-1000m |
| Catalina Airport (488 m, California) |
0 |
|
| St. Pete (3 m, Florida) |
2 |
|
| Albert Whitted Airport (2 m, Florida) |
2 |
|
| Vance Air Force Base (398 m, Oklahoma) |
0 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
0 |
|
| Tucson Intl. Airport (779 m, Arizona) |
0 |
>2500m |
| Lacon Airport (173 m, Illinois) |
6 |
|
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Naval Outlying Landing Field San Nicola (174 m, California) |
0 |
|
| Enid Woodring Regional Airport (356 m, Oklahoma) |
0 |
|
| Bolton Field (280 m, Ohio) |
8 |
|
| Van Nuys Airport (244 m, California) |
0 |
|
| Ramona Airport (424 m, California) |
0 |
|
| Akron Executive Airport (326 m, Ohio) |
8 |
|
| Quincy Regional Airport (232 m, Illinois) |
0 |
|
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
0 |
>2500m |
| Blosser Airport (452 m, Kansas) |
0 |
>2500m |
| Goodland Airport (1124 m, Kansas) |
0 |
>2500m |
| Rickenbacker Intl. Airport (227 m, Ohio) |
8 |
|
| Garden (878 m, Kansas) |
0 |
|
| Great Bend Airport (575 m, Kansas) |
0 |
|
| Findlay Airport (247 m, Ohio) |
8 |
|
| Salina Regional Airport (385 m, Kansas) |
0 |
|
| Colonel James Jabara Airport (433 m, Kansas) |
0 |
|
| Youngstown (361 m, Ohio) |
8 |
300-600m |
| Tioga Airport (684 m, North Dakota) |
0 |
|
| Southwest Wyoming Regional Airport (2060 m, Wyoming) |
0 |
|
| Miami Intl. Airport (4 m, Florida) |
0 |
>2500m |
| Key West Airport (5 m, Florida) |
4 |
600-1000m |
| Allen Army Airfield (391 m, Alaska) |
0 |
>2500m |
| Sydney Airport (72 m, Nova Scotia) |
8 |
600-1000m |
| Waterloo Well AP (315 m, Ontario) |
8 |
600-1000m |
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Logan Intl. Airport (9 m, Massachusetts) |
6 |
300-600m |
| Worcester Airport (308 m, Massachusetts) |
0 |
|
| Watertown Intl. Airport (99 m, New York) |
8 |
|
| Saint-Pierre (24 m, Saint Pierre and Miquelon) |
8 |
50-100m |
| Aurora Airport (548 m, Nebraska) |
0 |
|
| Washington (361 m, Pennsylvania) |
8 |
|
| Monett Airport (401 m, Missouri) |
0 |
|
| Kingston Arpt (Man) (93 m, Ontario) |
6 |
|
| Luce (265 m, Michigan) |
8 |
|
| John Glenn Columbus Intl. Airport (258 m, Ohio) |
8 |
300-600m |
| Resolute AP (67 m, Nunavut) |
6 |
1000-1500m |
| Torrington Airport (1281 m, Wyoming) |
0 |
|
| Minot Air Force Base (497 m, North Dakota) |
0 |
|
| Bryce Canyon Airport (2312 m, Utah) |
0 |
|
| John F. Kennedy Intl. Airport (7 m, New York) |
6 |
>2500m |
| Portage County Regional Airport (365 m, Ohio) |
8 |
|
| Ottawa Int AP (114 m, Ontario) |
8 |
200-300m |
| Dare (4 m, North Carolina) |
6 |
|
| Massena Intl. Airport (65 m, New York) |
8 |
|
| Tekamah (Asos) (312 m, Nebraska) |
0 |
|
| Charlottesville- Albemarle Airport (195 m, Virginia) |
0 |
|
| Fredericton Intl. Airport (31 m, New Brunswick) |
8 |
300-600m |
| Creston (394 m, Iowa) |
0 |
|
| Kirksville Regional Airport (294 m, Missouri) |
0 |
|
| Harvey Airport (487 m, North Dakota) |
8 |
|
| United States Air Force Academy (1999 m, Colorado) |
0 |
|
| Muscatine Airport (167 m, Iowa) |
0 |
|
| Bowerman Airport (3 m, Washington) |
0 |
|
| Springfield- Branson National Airport (390 m, Missouri) |
0 |
>2500m |
| Hillsdale Airport (360 m, Michigan) |
8 |
|
| Lamoni (342 m, Iowa) |
0 |
|
| Fairfield Airport (244 m, Iowa) |
0 |
|
| Spencer Airport (408 m, Iowa) |
0 |
|
| Gaylord Airport (404 m, Michigan) |
8 |
|
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
4 |
>2500m |
| Charlottetown Airport (79 m, Prince Edward Island) |
8 |
50-100m |
| Anoka (278 m, Minnesota) |
8 |
|
| Austin Airport (375 m, Minnesota) |
0 |
|
| Bartow Executive Airport (39 m, Florida) |
0 |
|
| Jamestown Regional Airport (454 m, North Dakota) |
4 |
|
| Boca Raton Airport (4 m, Florida) |
0 |
|
| Fort Mcmurray (369 m, California) |
8 |
>2500m |
North - South