| Stations: 2772
|
Cloud Cover |
Cloud Base |
| Cedar City Regional Airport (1714 m, Utah) |
2 |
|
| Roberts Field (932 m, Oregon) |
0 |
|
| Buchanan Field Airport (7 m, California) |
0 |
|
| Alturas Airport (1341 m, California) |
0 |
|
| Prineville Airport (991 m, Oregon) |
0 |
|
| Aniak Airport (26 m, Alaska) |
0 |
>2500m |
| Dulles Intl. Airport (98 m, Virginia) |
6 |
300-600m |
| Lytton (225 m, British Columbia) |
0 |
>2500m |
| Waterbury (222 m, Connecticut) |
6 |
|
| Slave Lake (583 m, Alberta) |
0 |
>2500m |
| Daniel K. Inouye Intl. Airport (5 m, Hawaii) |
4 |
600-1000m |
| Chino Airport (199 m, California) |
2 |
|
| Coral Harbour Airport (64 m, Nunavut) |
7 |
>2500m |
| Patrick Space Force Base (3 m, Florida) |
2 |
|
| Rowley Island (41 m, Nunavut) |
8 |
600-1000m |
| Sandberg Airport (1379 m, California) |
0 |
>2500m |
| Springerville Muni (2150 m, Arizona) |
6 |
|
| Tehachapi Airport (1220 m, California) |
0 |
|
| Rankin Inlet Airport (29 m, Nunavut) |
8 |
1500-2000m |
| Eastern Sierra Regional Airport (1263 m, California) |
8 |
2000-2500m |
| Hawthorne Industrial Airport (1285 m, Nevada) |
0 |
|
| Stockton Metropolitan Airport (8 m, California) |
0 |
>2500m |
| LaGuardia Airport (9 m, New York) |
4 |
1500-2000m |
| Bend Airport (1055 m, Oregon) |
0 |
|
| Baker Airport (902 m, Montana) |
0 |
|
| Palmdale Regional Airport (774 m, California) |
0 |
|
| Villeneuve Airport (270 m, Alberta) |
0 |
>2500m |
| Dare (4 m, North Carolina) |
0 |
|
| Salem-Leckrone (174 m, Illinois) |
6 |
|
| Provo Airport (1369 m, Utah) |
0 |
|
| Coast Guard Air Station Port Angeles (4 m, Washington) |
8 |
|
| Calgary Intl. Airport (1084 m, Alberta) |
0 |
>2500m |
| Tioga Airport (684 m, North Dakota) |
0 |
|
| San Luis Obispo County Regional Airport (64 m, California) |
0 |
|
| Meriden Markham Airport (31 m, Connecticut) |
4 |
|
| Hayward Executive Airport (14 m, California) |
4 |
|
| Palo Alto Airport (2 m, California) |
0 |
|
| Edmonton (IAP) (707 m, Alberta) |
0 |
>2500m |
| San Luis Valley Regional Airport (2299 m, Colorado) |
0 |
>2500m |
| Luke Air Force Base (331 m, Arizona) |
0 |
|
| Lea (1114 m, New Mexico) |
6 |
|
| Artesia Airport (1081 m, New Mexico) |
0 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
0 |
|
| Key Lake Airport (514 m, Saskatchewan) |
0 |
>2500m |
| General William J. Fox Airfield (712 m, California) |
0 |
|
| Newark Intl. Airport (9 m, New Jersey) |
4 |
1500-2000m |
| Livermore Airport (121 m, California) |
0 |
|
| Pueblo Memorial Airport (1439 m, Colorado) |
0 |
>2500m |
| Appleton Intl. Airport (280 m, Wisconsin) |
6 |
|
| Magdalen Islands Airport (18 m, Quebec) |
8 |
50-100m |
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Laughlin Air Force Base (327 m, Texas) |
2 |
|
| King Salmon Airport (14 m, Alaska) |
0 |
>2500m |
| Churchill Airport (29 m, Manitoba) |
0 |
>2500m |
| Deer Lake Airport (29 m, Newfoundland) |
8 |
1000-1500m |
| Arcata (18 m, California) |
0 |
>2500m |
| Midland Airport (874 m, Texas) |
4 |
1500-2000m |
| Corona Airport (163 m, California) |
0 |
|
| Hollister Airport (70 m, California) |
0 |
|
| Dalhart Airport (1216 m, Texas) |
4 |
|
| Monroe County Airport (258 m, Indiana) |
6 |
|
| Dover Air Force Base (9 m, Delaware) |
0 |
|
| Sacramento Intl. Airport (7 m, California) |
0 |
|
| Wray Airport (1087 m, Colorado) |
8 |
|
| Fort Morgan Airport (1393 m, Colorado) |
4 |
|
| Buena Vista Airport (2422 m, Colorado) |
4 |
|
| Valley Intl. Airport (10 m, Texas) |
0 |
|
| Laredo Intl. Airport (155 m, Texas) |
0 |
|
| Limon Airport (1635 m, Colorado) |
2 |
|
| Lake County Airport (3026 m, Colorado) |
6 |
|
| Grants Milan Mun. AP (1987 m, New Mexico) |
4 |
|
| Grey Butte Field Airport (923 m, California) |
0 |
|
| Sanderson Field Airport (85 m, Washington) |
8 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
6 |
|
| Red Deer Regional Airport (904 m, Alberta) |
0 |
>2500m |
| Moffett Federal Airfield (12 m, California) |
0 |
|
| Maverick County Memorial IAP (270 m, Texas) |
6 |
|
| Lloydminster Airport (669 m, Alberta) |
0 |
>2500m |
| Cartwright Airport (15 m, Newfoundland) |
7 |
600-1000m |
| Naval Air Station Whidbey (10 m, Washington) |
6 |
|
| Red Bluff Airport (108 m, California) |
0 |
>2500m |
| St.Anthony A (32 m, Newfoundland) |
8 |
2000-2500m |
| Colorado Springs Airport (1881 m, Colorado) |
6 |
|
| Marine Corps Auxiliary Landing Field Bo (7 m, North Carolina) |
0 |
|
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Watford City Airport (643 m, North Dakota) |
0 |
|
| Beach Airport (840 m, North Dakota) |
0 |
|
| Odessa Airport (902 m, Texas) |
2 |
|
| Denver Intl. Airport (1656 m, Colorado) |
6 |
2000-2500m |
| Marana Regional Airport (619 m, Arizona) |
6 |
|
| Blythe Airport (118 m, California) |
2 |
|
| Mission Field (1418 m, Montana) |
0 |
|
| Abbotsford Airport (58 m, British Columbia) |
3 |
>2500m |
| Milford Municipal (1536 m, Utah) |
0 |
>2500m |
| Chautauqua (525 m, New York) |
4 |
|
| Crosby Airport (594 m, North Dakota) |
0 |
|
| Havre (792 m, Montana) |
0 |
>2500m |
| Shawano Airport (248 m, Wisconsin) |
4 |
|
| Creech Air Force Base Airport (951 m, Nevada) |
0 |
|
| Grant County Regional Airport (1127 m, Oregon) |
0 |
|
| Green Bay (209 m, Wisconsin) |
6 |
1000-1500m |
| Lancaster Airport (123 m, Pennsylvania) |
6 |
|
| Casa Grande Airport (446 m, Arizona) |
0 |
|
| Imperial County AP (-17 m, California) |
2 |
|
| St. Johns Industrial Air Park (1747 m, Arizona) |
0 |
|
| Block (33 m, Rhode Island) |
0 |
|
| Barstow-Daggett Airport (587 m, California) |
0 |
|
| Friday Harbor Airport (33 m, Washington) |
0 |
|
| Phoenix Deer Valley Airport (450 m, Arizona) |
0 |
|
| Dewar Lakes AP (488 m, Nunavut) |
8 |
>2500m |
| Cavern City Airport (985 m, New Mexico) |
0 |
|
| Kamloops Airport (345 m, British Columbia) |
0 |
>2500m |
| Columbus Metropolitan Airport (121 m, Georgia) |
0 |
|
| Kindersley Regional Airport (698 m, Saskatchewan) |
0 |
0-50m |
| Ontario Intl. Airport (287 m, California) |
2 |
|
| Zamperini Field (27 m, California) |
2 |
|
| Norfolk Intl. Airport (9 m, Virginia) |
0 |
>2500m |
| Guernsey Airport (1341 m, Wyoming) |
0 |
|
| Ottawa Int AP (114 m, Ontario) |
5 |
600-1000m |
| Columbia Gorge Regional Airport (73 m, Washington) |
0 |
|
| Black Hills Airport (1188 m, South Dakota) |
0 |
|
| Marin (1 m, California) |
0 |
|
| Dothan Regional Airport (122 m, Alabama) |
8 |
|
| Williamsburg Intl. Airport (13 m, Virginia) |
0 |
|
| Piedmont Triad Intl. Airport (277 m, North Carolina) |
4 |
1500-2000m |
| Bicycle Lake Army Airfield (716 m, California) |
0 |
|
| Petaluma Airport (27 m, California) |
0 |
|
| Fort Mcmurray (369 m, California) |
0 |
>2500m |
| Chapleau Airport (447 m, Ontario) |
6 |
1000-1500m |
| Manassas Regional Airport (59 m, North Carolina) |
6 |
|
| Bellingham Intl. Airport (45 m, Washington) |
0 |
|
| Middleton Island Airport (14 m, Alaska) |
8 |
200-300m |
| Felts Field Airport (595 m, Washington) |
0 |
|
| Dillingham Airport (29 m, Alaska) |
2 |
600-1000m |
| Kodiak Airport (34 m, Alaska) |
0 |
>2500m |
| South County Arpt Of Santa Clara County (86 m, California) |
0 |
|
| Harrisburg (121 m, Illinois) |
4 |
|
| William R. Fairchild Intl. Airport (88 m, Washington) |
8 |
|
| Inukjuak (25 m, Quebec) |
0 |
>2500m |
| Imperial (997 m, Nebraska) |
8 |
|
| McCook Ben Nelson Regional Airport (786 m, Nebraska) |
8 |
|
| Murrieta Hot Springs (412 m, California) |
0 |
|
| Miley Memorial Field Airport (2124 m, Wyoming) |
0 |
|
| Hettinger Airport (824 m, North Dakota) |
0 |
|
| Searle Field Airport (999 m, Nebraska) |
0 |
|
| Torrington Airport (1281 m, Wyoming) |
0 |
|
| Rawlins Airport (2077 m, Wyoming) |
2 |
|
| Evanston Airport (2177 m, Wyoming) |
0 |
|
| Lompoc Airport (27 m, California) |
0 |
|
| North Battleford Airport (548 m, Saskatchewan) |
0 |
>2500m |
| Minot Air Force Base (497 m, North Dakota) |
0 |
|
| Clintonville Airport (251 m, Wisconsin) |
8 |
|
| Central Wisconsin Airport (389 m, Wisconsin) |
6 |
|
| Lebanon Airport (182 m, New Hampshire) |
0 |
|
| Alva Regional Airport (449 m, Oklahoma) |
2 |
|
| Mayo Airport (504 m, Yukon) |
1 |
1500-2000m |
| Astoria Regional Airport (7 m, Oregon) |
8 |
300-600m |
| Kelowna Intl. Airport (456 m, British Columbia) |
0 |
>2500m |
| Wittman Regional Airport (246 m, Wisconsin) |
6 |
|
| Mountain Home Air Force Base (912 m, Idaho) |
0 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
>2500m |
| Magic Valley Regional Airport (1265 m, Idaho) |
0 |
|
| Cut Bank Airport (1169 m, Montana) |
0 |
|
| Oakland Intl. Airport (6 m, California) |
6 |
|
| McGuire Air Force Base (41 m, New Jersey) |
0 |
|
| Corning Airport (89 m, Arkansas) |
0 |
|
| McMinnville Airport (159 m, Oregon) |
8 |
|
| Pine Bluffs Muni (1570 m, Wyoming) |
0 |
|
| Hermiston Airport (195 m, Oregon) |
0 |
|
| Bert Mooney Airport (1688 m, Montana) |
0 |
|
| Modesto (30 m, California) |
0 |
|
| Dawson Community Airport (749 m, Montana) |
4 |
|
| Monterey Regional Airport (77 m, California) |
8 |
|
| Lehigh Valley Intl. Airport (117 m, Pennsylvania) |
2 |
2000-2500m |
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
4 |
1500-2000m |
| Daniel Field (129 m, Georgia) |
0 |
|
| Pocono Mountains Airport (584 m, Pennsylvania) |
6 |
|
| Cape May Airport (7 m, New Jersey) |
0 |
|
| Penticton Airport (344 m, British Columbia) |
0 |
0-50m |
| Grand Strand Airport (10 m, South Carolina) |
0 |
|
| The Pas Airport (270 m, Manitoba) |
0 |
>2500m |
| Presque Isle Intl. Airport (146 m, Maine) |
8 |
|
| Mobridge Airport (508 m, South Dakota) |
0 |
|
| Hulett Airport (1300 m, Wyoming) |
0 |
|
| Smyrna Airport (166 m, Tennessee) |
0 |
|
| Del Rio Intl. Airport (314 m, Texas) |
4 |
>2500m |
| San Antonio Intl. Airport (242 m, Texas) |
6 |
1000-1500m |
| Tonopah Airport (1654 m, Nevada) |
0 |
|
| Ocean (4 m, Maryland) |
0 |
|
| Dubois Airport (2224 m, Wyoming) |
0 |
|
| Windham Airport (76 m, Connecticut) |
6 |
|
| Santa Maria Public Airport (73 m, California) |
0 |
>2500m |
| March Air Reserve Base (468 m, California) |
0 |
|
| Riverside Airport (249 m, California) |
0 |
|
| Sacramento Executive Airport (8 m, California) |
0 |
|
| Salinas Airport (26 m, California) |
8 |
|
| Holyoke Airport (1137 m, Colorado) |
0 |
|
| Brookneal (182 m, Virginia) |
0 |
|
| Cold Lake Airport (541 m, Alberta) |
0 |
>2500m |
| Meadow Lake Airport (2095 m, Colorado) |
6 |
|
| Meeker (1948 m, Colorado) |
0 |
|
| San Jose Intl. Airport (17 m, California) |
2 |
|
| Gunnison (2339 m, Colorado) |
6 |
|
| Greeley- Weld County Airport (1420 m, Colorado) |
0 |
|
| John Wayne Airport (16 m, California) |
2 |
|
| Fort Carson (1789 m, Colorado) |
2 |
|
| Medicine Hat (717 m, Alberta) |
0 |
>2500m |
| Colorado Plains Regional Airport (1421 m, Colorado) |
4 |
|
| Presidio Airport (896 m, Texas) |
0 |
|
| Santa Rose Airport (38 m, California) |
0 |
|
| United States Air Force Academy (1999 m, Colorado) |
8 |
|
| Edson (925 m, Alberta) |
0 |
>2500m |
| Ukiah Airport (187 m, California) |
0 |
|
| Miramichi AP (31 m, New Brunswick) |
8 |
>2500m |
| Naval Air Weapons Station China Lake (696 m, California) |
4 |
|
| Big Spring Airport (784 m, Texas) |
4 |
|
| Ozona Airport (726 m, Texas) |
0 |
|
| Garner Field (287 m, Texas) |
0 |
|
| Walnut Ridge Regional Airport (83 m, Arkansas) |
0 |
|
| Beale Air Force Base (38 m, California) |
0 |
|
| Storm Hills (261 m, Northwest Territories) |
8 |
1000-1500m |
| Jonesboro Airport (80 m, Arkansas) |
0 |
|
| Pincher Creek Airport (1190 m, Alberta) |
0 |
>2500m |
| Chico Airport (73 m, California) |
2 |
|
| Lihue Airport (32 m, Hawaii) |
2 |
300-600m |
| Attawapiskat First Nation Airport (9 m, Ontario) |
2 |
1500-2000m |
| Florence Airport (1658 m, Colorado) |
4 |
|
| Francis S. Gabreski Airport (20 m, New York) |
0 |
|
| H.A. Clark Memorial Field (2036 m, Arizona) |
6 |
|
| Brackett Field (308 m, California) |
0 |
|
| Kinngait Airport (50 m, Nunavut) |
0 |
>2500m |
| Grande Prairie Airport (669 m, Alberta) |
6 |
>2500m |
| Show Low Regional Airport (1954 m, Arizona) |
4 |
|
| Taloyoak Airport (28 m, Nunavut) |
3 |
600-1000m |
| Los Angeles Intl. Airport (30 m, California) |
2 |
300-600m |
North - South