| Stations: 2459
|
Cloud Cover |
Cloud Base |
| Shelbyville Airport (245 m, Indiana) |
0 |
|
| SwiftCurrent (820 m, Saskatchewan) |
8 |
1500-2000m |
| Sioux Falls Regional Airport (435 m, South Dakota) |
6 |
300-600m |
| Southwest Michigan Regional Airport (196 m, Michigan) |
0 |
|
| Grissom Air Reserve Base (247 m, Indiana) |
0 |
|
| Madison (330 m, Minnesota) |
8 |
|
| Toledo Executive Airport (189 m, Ohio) |
0 |
|
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
8 |
|
| Mansfield Lahm Regional Airport (395 m, Ohio) |
0 |
|
| Helena Regional Airport (1188 m, Montana) |
0 |
>2500m |
| Cannon Air Force Base (1309 m, New Mexico) |
0 |
|
| Hall Beach Airport (7 m, Nunavut) |
8 |
|
| Springfield- Beckley Airport (323 m, Ohio) |
0 |
|
| Erie Intl. Airport (225 m, Pennsylvania) |
0 |
>2500m |
| Fairmont Airport (354 m, Minnesota) |
8 |
|
| Mankato Regional Airport (311 m, Minnesota) |
8 |
|
| Clovis Airport (1284 m, New Mexico) |
0 |
|
| Worthington (480 m, Minnesota) |
8 |
|
| Inukjuak (25 m, Quebec) |
8 |
300-600m |
| Rawlins Airport (2077 m, Wyoming) |
0 |
|
| Walnut Ridge Regional Airport (83 m, Arkansas) |
8 |
|
| Fulton County Airport (238 m, Ohio) |
0 |
|
| Southwest Wyoming Regional Airport (2060 m, Wyoming) |
0 |
|
| Mason (363 m, Iowa) |
6 |
|
| Chamberlain (530 m, South Dakota) |
8 |
|
| Liberal Mid-America Regional Airport (879 m, Kansas) |
0 |
|
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Provincetown Airport (2 m, Massachusetts) |
0 |
|
| Dubois Airport (2224 m, Wyoming) |
0 |
|
| Huron Airport (393 m, South Dakota) |
8 |
300-600m |
| Cape Peel West (165 m, Northwest Territories) |
8 |
|
| Cleveland Hopkins Intl. Airport (245 m, Ohio) |
0 |
>2500m |
| Greater Kankakee Airport (192 m, Illinois) |
0 |
|
| Puvirnituq (23 m, Quebec) |
8 |
|
| Mont-Joli Airport (54 m, Quebec) |
8 |
600-1000m |
| Wayne County Airport (346 m, Ohio) |
0 |
|
| Frankfort Airport (262 m, Indiana) |
0 |
|
| Jimmy Lake (636 m, Saskatchewan) |
4 |
300-600m |
| South Bend Intl. Airport (236 m, Indiana) |
0 |
>2500m |
| Daviess County Airport (144 m, Indiana) |
8 |
|
| Sandspit (6 m, British Columbia) |
0 |
>2500m |
| Schefferville (517 m, Quebec) |
8 |
600-1000m |
| Monroe County Airport (258 m, Indiana) |
8 |
|
| Mount Washington Airport (1910 m, New Hampshire) |
3 |
0-50m |
| Cambridge Bay Airport (23 m, Nunavut) |
0 |
0-50m |
| Flora (144 m, Illinois) |
8 |
|
| Dyess Air Force Base (545 m, Texas) |
0 |
|
| Wright-Patterson Air Force Base (251 m, Ohio) |
4 |
|
| Lewis University Airport (231 m, Illinois) |
0 |
|
| Mora Airport (309 m, Minnesota) |
4 |
|
| Fort Wayne Intl. Airport (252 m, Indiana) |
8 |
>2500m |
| Indianapolis Intl. Airport (246 m, Indiana) |
4 |
>2500m |
| London Madison County Airport (330 m, Ohio) |
0 |
|
| Rogers Executive Airport (415 m, Arkansas) |
8 |
|
| Council Bluffs Airport (382 m, Iowa) |
2 |
|
| Nome Airport (6 m, Alaska) |
8 |
600-1000m |
| Bethel Airport (44 m, Alaska) |
0 |
>2500m |
| Port Heiden Airport (29 m, Alaska) |
0 |
>2500m |
| Neil Armstrong Airport (278 m, Ohio) |
0 |
|
| Cartwright Airport (15 m, Newfoundland) |
7 |
1000-1500m |
| Dayton Intl. Airport (306 m, Ohio) |
4 |
2000-2500m |
| Malmstrom Air Force Base (1056 m, Montana) |
0 |
|
| Decorah Airport (353 m, Iowa) |
6 |
|
| Denison (388 m, Iowa) |
8 |
|
| Le Mars Airport (365 m, Iowa) |
8 |
|
| Boone Airport (354 m, Iowa) |
6 |
|
| Orange (431 m, Iowa) |
8 |
|
| Sheldon (432 m, Iowa) |
8 |
|
| Cavern City Airport (985 m, New Mexico) |
0 |
|
| Estherville Muni (401 m, Iowa) |
8 |
|
| Dodge Center Airport (398 m, Minnesota) |
0 |
|
| Swift Current Airport (818 m, Saskatchewan) |
8 |
|
| Hutchinson Airport (323 m, Minnesota) |
8 |
|
| Owatonna (Awos) (350 m, Minnesota) |
8 |
|
| Faribault Muni Awos (322 m, Minnesota) |
8 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
0 |
>2500m |
| Drake Field (381 m, Arkansas) |
0 |
|
| Cloquet Carlton (390 m, Minnesota) |
8 |
|
| Redwood Falls Muni (312 m, Minnesota) |
8 |
|
| Montevideo (Awos) (315 m, Minnesota) |
8 |
|
| Glenwood (Asos) (425 m, Minnesota) |
8 |
|
| Fergus Falls Airport (361 m, Minnesota) |
8 |
|
| Chautauqua (211 m, New York) |
0 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
0 |
>2500m |
| Abilene Airport (546 m, Texas) |
0 |
>2500m |
| Havre (792 m, Montana) |
8 |
>2500m |
| Nain (12 m, Newfoundland) |
8 |
300-600m |
| Sanirajak (8 m, California) |
8 |
1000-1500m |
| Wilmington Airport (326 m, Pennsylvania) |
0 |
|
| O'Neill Airport (619 m, Nebraska) |
8 |
|
| Sturgis Airport (282 m, Michigan) |
0 |
|
| Lebanon-Springfield Airport (264 m, Kentucky) |
6 |
|
| Austin Airport (375 m, Minnesota) |
4 |
|
| Kalamazoo/Battle Creek Intl. Airport (266 m, Michigan) |
0 |
|
| Jackson (305 m, Michigan) |
0 |
|
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Willow Run Airport (218 m, Michigan) |
0 |
|
| Marion Airport (262 m, Indiana) |
0 |
|
| Coleman A. Young Intl. Airport (191 m, Michigan) |
0 |
|
| W. K. Kellogg Airport (290 m, Michigan) |
0 |
|
| Ann Arbor Airport (256 m, Michigan) |
0 |
|
| Corning Airport (89 m, Arkansas) |
6 |
|
| Goose (49 m, Newfoundland) |
2 |
1000-1500m |
| Bolton Field (280 m, Ohio) |
0 |
|
| Hot Springs (1153 m, Virginia) |
0 |
|
| W Memphis Municipal (64 m, Arkansas) |
8 |
|
| Estevan Airport (584 m, Saskatchewan) |
5 |
2000-2500m |
| Appleton Airport (310 m, Wisconsin) |
4 |
|
| Idaho Falls Regional Airport (1441 m, Idaho) |
8 |
|
| Dayton- Wright Brothers Airport (293 m, Ohio) |
4 |
|
| Campbell Army Airfield (173 m, Kentucky) |
8 |
|
| Henderson (117 m, Kentucky) |
8 |
|
| Savannah-hardin County (144 m, Tennessee) |
8 |
|
| Coral Harbour Airport (64 m, Nunavut) |
5 |
100-200m |
| Marshfield Airport (389 m, Wisconsin) |
8 |
|
| Veterans Airport of Southern Illinois (144 m, Illinois) |
8 |
|
| University of Illinois Willard Airport (230 m, Illinois) |
0 |
|
| Mount Vernon Airport (146 m, Illinois) |
8 |
|
| Lorain (242 m, Ohio) |
0 |
|
| Central Illinois Regional Airport (267 m, Illinois) |
0 |
|
| Southern Illinois Airport (125 m, Illinois) |
8 |
|
| Pratt Regional Airport (595 m, Kansas) |
0 |
|
| Decatur Airport (208 m, Illinois) |
4 |
|
| Lima Allen (296 m, Ohio) |
0 |
|
| Eareckson Air Station (31 m, Alaska) |
8 |
600-1000m |
| Pincher Creek Airport (1190 m, Alberta) |
0 |
>2500m |
| Pincher Creek (1190 m, Alberta) |
0 |
|
| Greenville Mid-Delta Airport (40 m, Mississippi) |
8 |
|
| Brooks Field (287 m, Michigan) |
0 |
|
| Branch County Memorial Airport (292 m, Michigan) |
0 |
|
| Hillsdale Airport (360 m, Michigan) |
0 |
|
| Delaware (286 m, Indiana) |
0 |
|
| Wheeling Ohio (365 m, West-Virginia) |
0 |
|
| La Grande Iv (306 m, California) |
8 |
300-600m |
| Bad Axe (234 m, Michigan) |
8 |
|
| Albert Whitted Airport (2 m, Florida) |
0 |
|
| Broken Bow Airport (776 m, Nebraska) |
0 |
|
| Lenawee County Airport (244 m, Michigan) |
0 |
|
| Rolla National Airport (335 m, Missouri) |
8 |
|
| Flying Cloud Airport (276 m, Minnesota) |
8 |
|
| La Crosse Regional Airport (202 m, Wisconsin) |
8 |
|
| Ionia Airport (249 m, Michigan) |
0 |
|
| Grosse Ile Airport (176 m, Michigan) |
0 |
|
| Fleming-Mason Airport (278 m, Kentucky) |
0 |
|
| Eugene Airport (114 m, Oregon) |
8 |
100-200m |
| Sparta (164 m, Illinois) |
8 |
|
| Lloydminster Airport (669 m, Alberta) |
8 |
600-1000m |
| Sarnia Chris Hadfield Airport (181 m, Ontario) |
8 |
>2500m |
| St. Louis Regional Airport (166 m, Illinois) |
8 |
|
| Lewistown Airport (1263 m, Montana) |
0 |
|
| Taloyoak Airport (28 m, Nunavut) |
2 |
300-600m |
| Hamilton Airport (238 m, Ontario) |
7 |
>2500m |
| Willoughby (191 m, Ohio) |
0 |
|
| Prince Rupert Airport (36 m, British Columbia) |
6 |
|
| Spence Bay AP (28 m, Nunavut) |
4 |
|
| Midway Intl. Airport (190 m, Illinois) |
8 |
|
| Olney-Noble (147 m, Illinois) |
8 |
|
| Capital Region Intl. Airport (266 m, Michigan) |
0 |
>2500m |
| Kuujjuaq Airport (44 m, Quebec) |
8 |
600-1000m |
| Capital City Airport (245 m, Kentucky) |
8 |
|
| Algona Airport (372 m, Iowa) |
8 |
|
| Muskegon (193 m, Michigan) |
8 |
1500-2000m |
| Gerald R. Ford Intl. Airport (245 m, Michigan) |
0 |
>2500m |
| Wheaton Airport (313 m, Minnesota) |
0 |
|
| Newport (73 m, Arkansas) |
8 |
|
| Taylorville Airport (190 m, Illinois) |
8 |
|
| Pine Bluffs Muni (1570 m, Wyoming) |
0 |
|
| Norman Wells (78 m, Northwest Territories) |
7 |
600-1000m |
| Watertown Regional Airport (532 m, South Dakota) |
8 |
|
| McKinney National Airport (176 m, Texas) |
2 |
|
| New Lisbon Airport (276 m, Wisconsin) |
6 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
6 |
>2500m |
| Bowman Field (167 m, Kentucky) |
8 |
|
| St. Charles (133 m, Missouri) |
8 |
|
| Cape Girardeau Regional Airport (102 m, Missouri) |
8 |
|
| Canadian Airport (730 m, Texas) |
0 |
|
| Covington Airport (267 m, Kentucky) |
8 |
1500-2000m |
| Melrose Gunnery Range (1326 m, New Mexico) |
0 |
|
| Clines Corner (2160 m, New Mexico) |
0 |
|
| Devils Lake Regional Airport (443 m, North Dakota) |
8 |
|
| Havre-Saint-Pierre (37 m, Quebec) |
8 |
300-600m |
| Beach Airport (840 m, North Dakota) |
0 |
|
| Morris Airport (178 m, Illinois) |
0 |
|
| Defiance Memorial Airport (219 m, Ohio) |
0 |
|
| Minot Intl. Airport (522 m, North Dakota) |
0 |
|
| South St. Paul Airport (250 m, Minnesota) |
8 |
|
| St. Paul Downtown Airport (219 m, Minnesota) |
8 |
|
| Sloulin Field Intl. Airport (581 m, North Dakota) |
8 |
200-300m |
| Omaha/Eppley Field AP (299 m, Nebraska) |
4 |
>2500m |
| Prince Rupert (35 m, British Columbia) |
8 |
1000-1500m |
| Baie-Comeau Airport (22 m, Quebec) |
8 |
1500-2000m |
| Prince George Airport (691 m, British Columbia) |
8 |
1500-2000m |
| McKellar- Sipes Regional Airport (132 m, Tennessee) |
8 |
|
| Mandan Airport (593 m, North Dakota) |
8 |
|
| Buffalo Niagara Intl. Airport (219 m, New York) |
8 |
>2500m |
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
0 |
|
| Dawson Creek Airport (655 m, British Columbia) |
8 |
>2500m |
| Springfield- Branson National Airport (390 m, Missouri) |
8 |
1000-1500m |
| Toledo Express Airport (211 m, Ohio) |
0 |
>2500m |
| Tekamah (Asos) (312 m, Nebraska) |
6 |
|
| Custer Airport (188 m, Michigan) |
0 |
|
| St. Louis Lambert Intl. Airport (172 m, Missouri) |
8 |
1500-2000m |
| Rockwall Airport (175 m, Texas) |
8 |
|
| Springdale Airport (412 m, Arkansas) |
4 |
|
| Garden (878 m, Kansas) |
0 |
|
| Lubbock Preston Smith Intl. Airport (988 m, Texas) |
6 |
>2500m |
| Yarmouth Airport (46 m, Nova Scotia) |
8 |
600-1000m |
| Porter (234 m, Indiana) |
0 |
|
| Dillon Airport (1597 m, Montana) |
0 |
|
| Natashquan Airport (11 m, Quebec) |
8 |
600-1000m |
| Alexandria Airport (432 m, Minnesota) |
8 |
|
| Chautauqua (525 m, New York) |
0 |
|
| Akron Executive Airport (326 m, Ohio) |
0 |
|
| Huntingburg Airport (161 m, Indiana) |
8 |
|
| Joplin Regional Airport (297 m, Missouri) |
8 |
|
| Rick Husband Amarillo Intl. Airport (1094 m, Texas) |
0 |
>2500m |
| Norfolk Regional Airport (473 m, Nebraska) |
8 |
600-1000m |
| London Airport (278 m, Ontario) |
8 |
>2500m |
| Ohio State University Airport (276 m, Ohio) |
0 |
|
| Duluth Airport (432 m, Minnesota) |
4 |
1500-2000m |
| Lake County Airport (1441 m, Oregon) |
0 |
|
| Minot Air Force Base (497 m, North Dakota) |
0 |
|
| Dallas Fort Worth Intl. Airport (182 m, Texas) |
6 |
600-1000m |
| Greenwood (28 m, Nova Scotia) |
8 |
600-1000m |
| Farmington Airport (274 m, Missouri) |
8 |
|
| Lee C. Fine Memorial Airport (265 m, Missouri) |
8 |
|
| Spirit of St. Louis Airport (140 m, Missouri) |
8 |
|
| Monett Airport (401 m, Missouri) |
8 |
|
| Halifax Airport (145 m, Nova Scotia) |
3 |
600-1000m |
| Baker Airport (902 m, Montana) |
0 |
|
| United States Air Force Academy (1999 m, Colorado) |
0 |
|
| Sidney- Richland Airport (605 m, Montana) |
0 |
|
| Fort St. John AP (695 m, British Columbia) |
8 |
2000-2500m |
| McAlester Regional Airport (231 m, Oklahoma) |
0 |
|
| Guthrie Airport (327 m, Oklahoma) |
0 |
|
| Frederick Regional Airport (377 m, Oklahoma) |
0 |
|
| Waterloo Well AP (315 m, Ontario) |
8 |
>2500m |
| Fort Carson (1789 m, Colorado) |
0 |
|
| Newark- Heath Airport (269 m, Ohio) |
0 |
|
| Winnemucca Airport (1322 m, Nevada) |
0 |
>2500m |
| Northeast Ohio Regional Airport (281 m, Ohio) |
0 |
|
| Fairfield County Airport (264 m, Ohio) |
0 |
|
| Rickenbacker Intl. Airport (227 m, Ohio) |
0 |
|
| Youngstown (361 m, Ohio) |
4 |
>2500m |
| Sault Ste Marie (192 m, Ontario) |
8 |
200-300m |
| John F. Kennedy Intl. Airport (7 m, New York) |
4 |
1500-2000m |
| LaGuardia Airport (9 m, New York) |
4 |
1500-2000m |
| Niagara Falls Intl. Airport (180 m, New York) |
8 |
|
| Penn Yan Airport (275 m, New York) |
8 |
|
| Grande Prairie Airport (669 m, Alberta) |
8 |
1500-2000m |
| Slave Lake (583 m, Alberta) |
8 |
300-600m |
| Edmonton (IAP) (707 m, Alberta) |
8 |
2000-2500m |
| Villeneuve Airport (270 m, Alberta) |
8 |
1500-2000m |
| Toronto Islands Airport (77 m, Ontario) |
8 |
300-600m |
| Sikeston Airport (96 m, Missouri) |
8 |
|
| North Bay (370 m, Ontario) |
8 |
600-1000m |
| Sauk Centre Muni (379 m, Minnesota) |
8 |
|
| Elbow Lake (367 m, Minnesota) |
6 |
|
| Three Rivers Muni Dr Haines (251 m, Michigan) |
0 |
|
| Stanton County Airport (1013 m, Kansas) |
0 |
|
| Huntington Airport (246 m, Indiana) |
0 |
|
| CFB Borden (224 m, Ontario) |
8 |
1000-1500m |
| Crawfordsville Regional Airport (244 m, Indiana) |
0 |
|
| Indianapolis Mount Comfort (263 m, Indiana) |
0 |
|
| Magdalen Islands Airport (18 m, Quebec) |
5 |
600-1000m |
| Powell Airport (1552 m, Wyoming) |
0 |
|
| Alpine- Casparis Airport (1376 m, Texas) |
0 |
|
| Moncton Airport (71 m, New Brunswick) |
0 |
600-1000m |
| Breckenridge Airport (391 m, Texas) |
0 |
|
| Havre-Saint-Pierre (34 m, Quebec) |
6 |
|
| Regina Airport (577 m, Saskatchewan) |
8 |
|
| Springfield Robertson County Airport (215 m, Tennessee) |
8 |
|
| North Battleford Airport (548 m, Saskatchewan) |
8 |
2000-2500m |
| O’Hare Intl. Airport (205 m, Illinois) |
8 |
>2500m |
| Abraham Lincoln Capital Airport (187 m, Illinois) |
2 |
|
| MidAmerica St. Louis Airport (135 m, Illinois) |
8 |
|
| Quincy Regional Airport (232 m, Illinois) |
0 |
|
| St. Louis Downtown Airport (126 m, Illinois) |
8 |
|
| Coles (220 m, Illinois) |
8 |
|
| Harrisburg (121 m, Illinois) |
8 |
|
| Aurora Airport (215 m, Illinois) |
0 |
|
| Effingham (179 m, Illinois) |
8 |
|
| DuPage Airport (231 m, Illinois) |
0 |
|
| Evansville Airport (118 m, Indiana) |
8 |
2000-2500m |
| Columbus Airport (200 m, Indiana) |
8 |
|
| Goshen Airport (252 m, Indiana) |
0 |
|
| Gary Airport (180 m, Indiana) |
8 |
|
| Terre Haute Regional Airport (175 m, Indiana) |
8 |
|
| Fort Dodge Regional Airport (355 m, Iowa) |
6 |
|
| Ross County Airport (221 m, Ohio) |
0 |
|
| Washington (230 m, Iowa) |
0 |
|
| Keokuk Airport (205 m, Iowa) |
0 |
|
| Clermont County Airport (257 m, Ohio) |
4 |
|
| Clyde AP (27 m, Nunavut) |
8 |
300-600m |
| Saint John's AP (135 m, Newfoundland) |
8 |
100-200m |
| Rankin Inlet Airport (29 m, Nunavut) |
0 |
0-50m |
North - South