| Stations: 2449
|
Cloud Cover |
Cloud Base |
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Kinngait Airport (50 m, Nunavut) |
8 |
300-600m |
| Sable Island AP (5 m, Nova Scotia) |
2 |
|
| Lihue Airport (32 m, Hawaii) |
8 |
600-1000m |
| Sable Island (1 m, Nova Scotia) |
2 |
1000-1500m |
| Walden Airport (2485 m, Colorado) |
0 |
|
| Casper (1612 m, Wyoming) |
0 |
>2500m |
| Mount Washington Airport (1910 m, New Hampshire) |
4 |
|
| Penticton Airport (344 m, British Columbia) |
7 |
600-1000m |
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Pincher Creek (1190 m, Alberta) |
0 |
|
| Kugluktuk Airport (23 m, Northwest Territories) |
6 |
1500-2000m |
| Malmstrom Air Force Base (1056 m, Montana) |
2 |
|
| Kahului Airport (20 m, Hawaii) |
2 |
600-1000m |
| Billings Logan Intl. Airport (1088 m, Montana) |
6 |
>2500m |
| Greenwood (28 m, Nova Scotia) |
8 |
300-600m |
| Iliamna Airport (49 m, Alaska) |
8 |
300-600m |
| Brevoort Island Airport (376 m, Nunavut) |
8 |
1000-1500m |
| Magdalen Islands Airport (18 m, Quebec) |
8 |
100-200m |
| Eareckson Air Station (31 m, Alaska) |
4 |
300-600m |
| Halifax Airport (145 m, Nova Scotia) |
8 |
50-100m |
| Kodiak Airport (34 m, Alaska) |
8 |
600-1000m |
| Great Falls (1131 m, Montana) |
0 |
>2500m |
| Roberval Airport (187 m, Quebec) |
7 |
600-1000m |
| Kingman Airport (1033 m, Arizona) |
0 |
>2500m |
| Allen Army Airfield (391 m, Alaska) |
0 |
>2500m |
| Nipawin Airport (374 m, Saskatchewan) |
8 |
>2500m |
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
2 |
|
| Bethel Airport (44 m, Alaska) |
6 |
>2500m |
| Crosby Airport (594 m, North Dakota) |
0 |
|
| Daniel K. Inouye Intl. Airport (5 m, Hawaii) |
6 |
600-1000m |
| Great Falls Intl. Airport (1116 m, Montana) |
0 |
|
| Elk City Regional Business Airport (610 m, Oklahoma) |
0 |
|
| Lethbridge (929 m, California) |
0 |
>2500m |
| Rick Husband Amarillo Intl. Airport (1094 m, Texas) |
0 |
>2500m |
| Laramie Airport (2218 m, Wyoming) |
6 |
|
| Clines Corner (2160 m, New Mexico) |
0 |
|
| Rawlins Airport (2077 m, Wyoming) |
0 |
|
| Minot Intl. Airport (522 m, North Dakota) |
0 |
|
| Medicine Hat (717 m, Alberta) |
2 |
>2500m |
| Lloydminster Airport (669 m, Alberta) |
2 |
>2500m |
| Magic Valley Regional Airport (1265 m, Idaho) |
0 |
|
| Meadow Lake Airport (480 m, Saskatchewan) |
0 |
>2500m |
| Clovis Airport (1284 m, New Mexico) |
0 |
|
| Coral Harbour Airport (64 m, Nunavut) |
6 |
1500-2000m |
| Lytton Airport (225 m, British Columbia) |
6 |
|
| Buckley Space Force Base (1726 m, Colorado) |
4 |
|
| United States Air Force Academy (1999 m, Colorado) |
0 |
|
| Tonopah Airport (1654 m, Nevada) |
0 |
|
| Mineral Wells Airport (296 m, Texas) |
0 |
|
| Saint-Pierre (24 m, Saint Pierre and Miquelon) |
8 |
100-200m |
| Spence Bay AP (28 m, Nunavut) |
8 |
|
| Denver Intl. Airport (1656 m, Colorado) |
6 |
>2500m |
| Pangnirtung Airport (23 m, Nunavut) |
8 |
|
| Charlotte Douglas Intl. Airport (234 m, North Carolina) |
8 |
600-1000m |
| Naval Air Station Key West (2 m, Florida) |
2 |
|
| Spokane Airport (721 m, Washington) |
4 |
200-300m |
| Newport Airport (37 m, Oregon) |
8 |
|
| Lubbock Preston Smith Intl. Airport (988 m, Texas) |
6 |
>2500m |
| Taloyoak Airport (28 m, Nunavut) |
8 |
1500-2000m |
| Churchill Airport (29 m, Manitoba) |
8 |
600-1000m |
| Raton Airport (1935 m, New Mexico) |
0 |
|
| Charlottetown Airport (79 m, Prince Edward Island) |
8 |
300-600m |
| Wittman Regional Airport (246 m, Wisconsin) |
0 |
|
| Cannon Air Force Base (1309 m, New Mexico) |
0 |
|
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Lewistown Airport (1263 m, Montana) |
0 |
|
| Havre (792 m, Montana) |
0 |
>2500m |
| Milford Municipal (1536 m, Utah) |
0 |
>2500m |
| Perry Stokes Airport (1756 m, Colorado) |
0 |
|
| Middleton Island Airport (14 m, Alaska) |
8 |
300-600m |
| Dubois Airport (2224 m, Wyoming) |
0 |
|
| Buffalo Airport (1514 m, Wyoming) |
0 |
|
| Erik Nielsen Whitehorse Intl. Airport (706 m, Yukon) |
8 |
200-300m |
| Sandberg Airport (1379 m, California) |
0 |
>2500m |
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
0 |
|
| Lamar Airport (1129 m, Colorado) |
0 |
|
| Adak (5 m, Alaska) |
4 |
600-1000m |
| Fond du Lac (246 m, Wisconsin) |
4 |
|
| Door (221 m, Wisconsin) |
8 |
|
| Manitowoc (198 m, Wisconsin) |
8 |
|
| Monroe Airport (331 m, Wisconsin) |
0 |
|
| Appleton Intl. Airport (280 m, Wisconsin) |
0 |
|
| Milwaukee Mitchell Intl. Airport (211 m, Wisconsin) |
6 |
>2500m |
| Friday Harbor Airport (33 m, Washington) |
8 |
|
| Arlington Airport (42 m, Washington) |
8 |
|
| Bowerman Airport (3 m, Washington) |
8 |
|
| Fairchild Air Force Base (743 m, Washington) |
8 |
|
| Florida Keys Marathon Airport (2 m, Florida) |
0 |
|
| Walla Walla Airport (355 m, Washington) |
6 |
|
| Springfield- Branson National Airport (390 m, Missouri) |
8 |
1500-2000m |
| Wendover Airport (1292 m, Utah) |
0 |
|
| Hill Air Force Base (1459 m, Utah) |
0 |
|
| Rolla National Airport (335 m, Missouri) |
8 |
|
| Miramichi AP (31 m, New Brunswick) |
7 |
>2500m |
| Dillon Airport (1597 m, Montana) |
6 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| McKinney National Airport (176 m, Texas) |
0 |
|
| Sidney Airport (1312 m, Nebraska) |
4 |
|
| Dyess Air Force Base (545 m, Texas) |
0 |
|
| Boca Raton Airport (4 m, Florida) |
4 |
|
| Kimball Airport (1501 m, Nebraska) |
6 |
|
| Cox Field (167 m, Texas) |
0 |
|
| Denton Enterprise Airport (197 m, Texas) |
0 |
|
| Addison Airport (196 m, Texas) |
0 |
|
| Dalhart Airport (1216 m, Texas) |
0 |
|
| Skyhaven Airport (98 m, New Hampshire) |
0 |
|
| El Paso Intl. Airport (1194 m, Texas) |
8 |
>2500m |
| Wichita Falls Regional Airport (314 m, Texas) |
0 |
>2500m |
| Dallas Fort Worth Intl. Airport (182 m, Texas) |
6 |
>2500m |
| Clayton Municipal Airpark (1515 m, New Mexico) |
0 |
>2500m |
| Santa Fe Regional Airport (1933 m, New Mexico) |
0 |
|
| Four Corners Regional Airport (1677 m, New Mexico) |
0 |
|
| Custer Airport (1707 m, South Dakota) |
0 |
|
| Pine Ridge Airport (1015 m, South Dakota) |
0 |
|
| Grand Strand Airport (10 m, South Carolina) |
8 |
|
| McEntire Joint National Guard Base (77 m, South Carolina) |
8 |
|
| Greenville Downtown Airport (319 m, South Carolina) |
8 |
|
| Shaw Air Force Base Airport (73 m, South Carolina) |
8 |
|
| Aurora State Airport (60 m, Oregon) |
8 |
|
| Corvallis Airport (75 m, Oregon) |
8 |
|
| Southwest Oregon Regional Airport (1 m, Oregon) |
8 |
|
| La Grande/Union County Airport (826 m, Oregon) |
0 |
|
| Dansville Airport (201 m, New York) |
0 |
|
| McNary Field Airport (61 m, Oregon) |
6 |
2000-2500m |
| Portland Airport (12 m, Oregon) |
8 |
300-600m |
| Coastal Carolina Regional Airport (6 m, North Carolina) |
6 |
|
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Eugene Airport (114 m, Oregon) |
6 |
>2500m |
| Marine Corps Air Station Cherry Point (11 m, North Carolina) |
4 |
|
| Lumberton Airport (38 m, North Carolina) |
8 |
|
| Gastonia Airport (243 m, North Carolina) |
8 |
|
| Charlotte- Monroe Executive Airport (207 m, North Carolina) |
8 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
2 |
>2500m |
| Lima Allen (296 m, Ohio) |
0 |
|
| Grand Forks Intl. Airport (255 m, North Dakota) |
0 |
|
| North Battleford Airport (548 m, Saskatchewan) |
0 |
>2500m |
| Cleveland Burke Lakefront Airport (178 m, Ohio) |
0 |
|
| Minot Air Force Base (497 m, North Dakota) |
0 |
|
| Saskatoon AP (503 m, Saskatchewan) |
4 |
|
| Regina Airport (577 m, Saskatchewan) |
4 |
|
| Estevan Airport (584 m, Saskatchewan) |
4 |
>2500m |
| Puvirnituq (23 m, Quebec) |
6 |
|
| Mullan Pass (1829 m, Idaho) |
8 |
|
| Friedman Memorial Airport (1620 m, Idaho) |
0 |
|
| Quincy Regional Airport (232 m, Illinois) |
0 |
|
| Decatur Airport (208 m, Illinois) |
0 |
|
| Schefferville (517 m, Quebec) |
0 |
>2500m |
| Tucson Intl. Airport (779 m, Arizona) |
0 |
>2500m |
| Lewis University Airport (231 m, Illinois) |
0 |
|
| Moncton Airport (71 m, New Brunswick) |
8 |
300-600m |
| Flagstaff/Belemont (2181 m, Arizona) |
0 |
>2500m |
| Cape Parry AP (14 m, Northwest Territories) |
8 |
100-200m |
| Liverpool Bay (102 m, Northwest Territories) |
8 |
100-200m |
| Davis (808 m, Arizona) |
4 |
|
| Chariton (320 m, Iowa) |
0 |
|
| Gjoa Haven Airport (46 m, Nunavut) |
8 |
1500-2000m |
| Baker Lake Airport (18 m, Nunavut) |
7 |
600-1000m |
| Knoxville (283 m, Iowa) |
0 |
|
| Storm Lake Airport (454 m, Iowa) |
0 |
|
| Hay River Airport (170 m, Northwest Territories) |
8 |
300-600m |
| Dewar Lakes AP (488 m, Nunavut) |
7 |
300-600m |
| The Pas Airport (270 m, Manitoba) |
8 |
2000-2500m |
| Sandspit (6 m, British Columbia) |
4 |
600-1000m |
| Napa Airport (10 m, California) |
0 |
|
| Victoria (IAP) (19 m, British Columbia) |
8 |
300-600m |
| Colorado Plains Regional Airport (1421 m, Colorado) |
0 |
|
| Blythe Airport (118 m, California) |
0 |
|
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
0 |
>2500m |
| Goodland Airport (1124 m, Kansas) |
0 |
>2500m |
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Fort Carson (1789 m, Colorado) |
0 |
|
| Garden (878 m, Kansas) |
0 |
|
| Liberal Mid-America Regional Airport (879 m, Kansas) |
0 |
|
| Great Bend Airport (575 m, Kansas) |
0 |
|
| Russell Airport (566 m, Kansas) |
0 |
|
| Elkhart (1099 m, Kansas) |
0 |
|
| Mahnomen Airport (379 m, Minnesota) |
0 |
|
| Stanton County Airport (1013 m, Kansas) |
0 |
|
| Breckenridge Airport (391 m, Texas) |
0 |
|
| La Junta Airport (1278 m, Colorado) |
0 |
|
| Rolla Airport (556 m, North Dakota) |
0 |
|
| Kit Carson County Airport (1285 m, Colorado) |
0 |
|
| Florence Airport (1658 m, Colorado) |
0 |
|
| Logan Intl. Airport (9 m, Massachusetts) |
6 |
>2500m |
| Sikorsky Memorial Airport (5 m, Connecticut) |
0 |
>2500m |
| Muskegon (193 m, Michigan) |
8 |
>2500m |
| MBS Intl. Airport (204 m, Michigan) |
2 |
|
| Chippewa (244 m, Michigan) |
8 |
|
| Houghton (327 m, Michigan) |
4 |
|
| Rogers City Airport (204 m, Michigan) |
8 |
|
| Juneau Intl. Airport (7 m, Alaska) |
8 |
600-1000m |
| Dodge Center Airport (398 m, Minnesota) |
4 |
|
| Torrington Airport (1281 m, Wyoming) |
0 |
|
| Yellowstone Regional Airport (1553 m, Wyoming) |
4 |
|
| Crookston Airport (273 m, Minnesota) |
0 |
|
| Ralph Wien Memorial Airport (5 m, Alaska) |
8 |
300-600m |
| Newport State Airport (52 m, Rhode Island) |
0 |
|
| Sawyer Intl. Airport (372 m, Michigan) |
8 |
|
| Charleston Intl. Airport (15 m, South Carolina) |
8 |
50-100m |
| Southwest Michigan Regional Airport (196 m, Michigan) |
6 |
|
| Petawawa Heliport (130 m, Ontario) |
4 |
1500-2000m |
| Windsor Airport (190 m, Ontario) |
6 |
>2500m |
| Davenport Airport (259 m, Iowa) |
0 |
|
| Safford Regional Airport (950 m, Arizona) |
4 |
|
| Mason (197 m, Michigan) |
8 |
|
| Columbia Metropolitan Airport (69 m, South Carolina) |
8 |
300-600m |
| Wexford (396 m, Michigan) |
8 |
|
| Clinton Airport (216 m, Iowa) |
0 |
|
| Washington (230 m, Iowa) |
0 |
|
| Keokuk Airport (205 m, Iowa) |
0 |
|
| Ithaca Tompkins Intl. Airport (335 m, New York) |
0 |
|
| Clarion Airport (354 m, Iowa) |
0 |
|
| Newton Airport (290 m, Iowa) |
0 |
|
| Long (30 m, New York) |
4 |
|
| Greenville- Spartanburg Intl. Airport (296 m, South Carolina) |
8 |
300-600m |
| Creston (394 m, Iowa) |
0 |
|
| Wheeler-Sack Army Airfield (207 m, New York) |
6 |
|
| Cherry Capital Airport (188 m, Michigan) |
8 |
|
| Gulfport (9 m, Mississippi) |
8 |
|
| Fort Smith Regional Airport (141 m, Arkansas) |
2 |
1500-2000m |
| Myrtle Beach Intl. Airport (8 m, South Carolina) |
8 |
|
| Pearson Field (8 m, Washington) |
8 |
|
| Port Hawkesbury Airport (114 m, Nova Scotia) |
8 |
1000-1500m |
| Delta County Airport (187 m, Michigan) |
8 |
|
| Jackson (91 m, Mississippi) |
8 |
50-100m |
| Yarmouth Airport (46 m, Nova Scotia) |
8 |
600-1000m |
| Sky Harbor Airport & Seaplane Base (186 m, Minnesota) |
0 |
|
| Pellston Regional Airport (217 m, Michigan) |
8 |
|
| Lamoni (342 m, Iowa) |
0 |
|
| John F. Kennedy Intl. Airport (7 m, New York) |
4 |
600-1000m |
| Arcata (18 m, California) |
6 |
>2500m |
| Florence Airport (44 m, South Carolina) |
8 |
|
| Las Vegas Airport (2092 m, New Mexico) |
0 |
|
| Aberdeen Airport (397 m, South Dakota) |
0 |
>2500m |
| Albert Whitted Airport (2 m, Florida) |
0 |
|
| Saglek Bay (501 m, California) |
7 |
>2500m |
| Val-d'Or (337 m, California) |
8 |
600-1000m |
| Eastern Sierra Regional Airport (1263 m, California) |
0 |
>2500m |
| Philip Airport (673 m, South Dakota) |
0 |
|
| Matagami (280 m, California) |
8 |
600-1000m |
| Fredericton Intl. Airport (31 m, New Brunswick) |
0 |
>2500m |
| Truth or Consequences Airport (1481 m, New Mexico) |
8 |
>2500m |
| Makkovik Airport (71 m, Newfoundland) |
0 |
|
| Mobridge Airport (508 m, South Dakota) |
0 |
|
| Saglek Bay AP (483 m, Newfoundland) |
6 |
|
| Midland Airport (874 m, Texas) |
0 |
>2500m |
| Wabush Airport (551 m, Newfoundland) |
8 |
2000-2500m |
North - South