| Stations: 2552
|
Cloud Cover |
Cloud Base |
| Newark Intl. Airport (9 m, New Jersey) |
6 |
1500-2000m |
| San Francisco Intl. Airport (5 m, California) |
4 |
200-300m |
| Cambridge Bay Airport (23 m, Nunavut) |
7 |
300-600m |
| Saguache (2385 m, Colorado) |
4 |
|
| Mammoth Yosemite Airport (2173 m, California) |
8 |
|
| Kahului Airport (20 m, Hawaii) |
4 |
600-1000m |
| Cold Bay Airport (31 m, Alaska) |
8 |
300-600m |
| Fort Worth Meacham Intl. Airport (216 m, Texas) |
6 |
|
| Kelowna Intl. Airport (456 m, British Columbia) |
8 |
600-1000m |
| Saint John's AP (135 m, Newfoundland) |
8 |
200-300m |
| Jimmy Lake (636 m, Saskatchewan) |
0 |
>2500m |
| Rapid City Airport (965 m, South Dakota) |
0 |
>2500m |
| Marana Regional Airport (619 m, Arizona) |
4 |
|
| Lake County Airport (1441 m, Oregon) |
8 |
|
| La Junta Airport (1278 m, Colorado) |
2 |
|
| Bowers Airport (527 m, Washington) |
0 |
|
| Laramie Airport (2218 m, Wyoming) |
0 |
|
| Arviat (10 m, Nunavut) |
8 |
100-200m |
| Bowerman Airport (3 m, Washington) |
0 |
|
| Frobisher/Iqaluit AP (34 m, Nunavut) |
4 |
|
| Coast Guard Air Station Port Angeles (4 m, Washington) |
0 |
|
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
4 |
>2500m |
| Pine Ridge Airport (1015 m, South Dakota) |
0 |
|
| Baker Lake Airport (18 m, Nunavut) |
5 |
1000-1500m |
| Vernal Regional Airport (1608 m, Utah) |
0 |
|
| Denver Intl. Airport (1656 m, Colorado) |
4 |
>2500m |
| Winnemucca Airport (1322 m, Nevada) |
0 |
>2500m |
| Los Angeles Intl. Airport (30 m, California) |
4 |
300-600m |
| Elko Regional Airport (1565 m, Nevada) |
0 |
|
| Double Eagle II Airport (1779 m, New Mexico) |
6 |
|
| Mandan Airport (593 m, North Dakota) |
0 |
|
| Cape Peel West (165 m, Northwest Territories) |
8 |
600-1000m |
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Mobridge Airport (508 m, South Dakota) |
0 |
|
| Burwash Landing Airport (807 m, Yukon) |
0 |
>2500m |
| Missoula Montana Airport (972 m, Montana) |
0 |
>2500m |
| Dillingham Airport (29 m, Alaska) |
8 |
600-1000m |
| Yuba (19 m, California) |
0 |
|
| Oxnard Airport (13 m, California) |
0 |
|
| Sacramento Executive Airport (8 m, California) |
0 |
|
| Peace River Airport (580 m, Alberta) |
2 |
1500-2000m |
| Palo Alto Airport (2 m, California) |
2 |
|
| Reno (1341 m, Nevada) |
4 |
>2500m |
| Salinas Airport (26 m, California) |
0 |
|
| Majors Airport (163 m, Texas) |
8 |
|
| Grant County Intl. Airport (364 m, Washington) |
0 |
|
| Tri-Cities Airport (135 m, Washington) |
2 |
|
| Bismarck Airport (505 m, North Dakota) |
0 |
>2500m |
| Juneau Intl. Airport (7 m, Alaska) |
6 |
600-1000m |
| Nome Airport (6 m, Alaska) |
8 |
100-200m |
| Converse (1502 m, Wyoming) |
0 |
|
| Evanston Airport (2177 m, Wyoming) |
8 |
|
| Lander/Hunt Field AP (1694 m, Wyoming) |
0 |
|
| Ozona Airport (726 m, Texas) |
4 |
|
| Hettinger Airport (824 m, North Dakota) |
0 |
|
| Red Bluff Airport (108 m, California) |
0 |
>2500m |
| Grande Prairie Airport (669 m, Alberta) |
2 |
>2500m |
| Salt Lake City Intl. Airport (1288 m, Utah) |
6 |
>2500m |
| Wray Airport (1087 m, Colorado) |
0 |
|
| Tucumcari Airport (1234 m, New Mexico) |
2 |
|
| Sacramento McClellan Airport (23 m, California) |
0 |
|
| Four Corners Regional Airport (1677 m, New Mexico) |
0 |
|
| San Bernardino Intl. Airport (353 m, California) |
0 |
|
| Zamperini Field (27 m, California) |
2 |
|
| San Clemente Island Airport (52 m, California) |
2 |
|
| Chico Airport (73 m, California) |
6 |
|
| Santa Barbara Airport (3 m, California) |
0 |
|
| San Jose Intl. Airport (17 m, California) |
2 |
|
| Sacramento Intl. Airport (7 m, California) |
2 |
|
| Riverside Airport (249 m, California) |
0 |
|
| Ontario Intl. Airport (287 m, California) |
2 |
|
| Chino Airport (199 m, California) |
4 |
|
| Brunswick Golden Isles Airport (8 m, Georgia) |
8 |
|
| Oakland Intl. Airport (6 m, California) |
4 |
|
| Sandberg Airport (1379 m, California) |
0 |
>2500m |
| Eastman Airport (93 m, Georgia) |
6 |
|
| Fort Bridger Airport (2145 m, Wyoming) |
0 |
|
| Henry Tift Myers Airport (108 m, Georgia) |
8 |
|
| Beach Airport (840 m, North Dakota) |
0 |
|
| Cranbrook Airport (939 m, British Columbia) |
3 |
>2500m |
| Pierre Regional Airport (528 m, South Dakota) |
0 |
|
| Lamar Airport (1129 m, Colorado) |
0 |
|
| Black Hills Airport (1188 m, South Dakota) |
0 |
|
| Winner Regional Airport (619 m, South Dakota) |
0 |
|
| Cold Lake Airport (541 m, Alberta) |
1 |
1000-1500m |
| Flagstaff/Belemont (2181 m, Arizona) |
0 |
>2500m |
| San Angelo Regional Airport (582 m, Texas) |
0 |
>2500m |
| Chadron Airport (1011 m, Nebraska) |
0 |
|
| Moffett Federal Airfield (12 m, California) |
0 |
|
| Alliance Airport (1198 m, Nebraska) |
0 |
|
| Alert Airport (31 m, Nunavut) |
4 |
|
| Naval Air Station Joint Reserve Base Fo (198 m, Texas) |
6 |
|
| Bella Coola Airport (35 m, British Columbia) |
6 |
|
| Sidney Airport (1312 m, Nebraska) |
0 |
|
| Colby Airport (971 m, Kansas) |
0 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
>2500m |
| Daniel K. Inouye Intl. Airport (5 m, Hawaii) |
4 |
600-1000m |
| Komakuk Beach (13 m, Yukon) |
2 |
100-200m |
| Glen Ullin Airport (634 m, North Dakota) |
0 |
|
| Milford Municipal (1536 m, Utah) |
0 |
>2500m |
| Reno Stead Airport (1539 m, Nevada) |
2 |
|
| LaGuardia Airport (9 m, New York) |
6 |
1000-1500m |
| Inukjuak (25 m, Quebec) |
8 |
>2500m |
| Newport Airport (37 m, Oregon) |
0 |
|
| Havre (792 m, Montana) |
0 |
>2500m |
| Greenwood (192 m, South Carolina) |
6 |
|
| Columbia Gorge Regional Airport (73 m, Washington) |
0 |
|
| Port Heiden Airport (29 m, Alaska) |
0 |
>2500m |
| Tioga Airport (684 m, North Dakota) |
0 |
|
| Dillon Airport (1597 m, Montana) |
0 |
|
| Meriden Markham Airport (31 m, Connecticut) |
6 |
|
| Cedar City Regional Airport (1714 m, Utah) |
0 |
|
| Holyoke Airport (1137 m, Colorado) |
0 |
|
| Astoria Regional Airport (7 m, Oregon) |
0 |
>2500m |
| Gander Airport (151 m, Newfoundland) |
8 |
300-600m |
| Clayton Municipal Airpark (1515 m, New Mexico) |
0 |
>2500m |
| Fort Chipewyan (232 m, Alberta) |
7 |
1000-1500m |
| Alamogordo (1279 m, New Mexico) |
2 |
|
| Cando Airport (450 m, North Dakota) |
0 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
0 |
|
| Meadows Field Airport (150 m, California) |
2 |
>2500m |
| Durango (2038 m, Colorado) |
0 |
|
| Brevoort Island Airport (376 m, Nunavut) |
8 |
1500-2000m |
| Waterloo Regional Airport (268 m, Iowa) |
2 |
>2500m |
| Dexter B. Florence Memorial Field (56 m, Arkansas) |
8 |
|
| Thedford Airport (892 m, Nebraska) |
0 |
|
| Port Hardy Airport (22 m, British Columbia) |
2 |
>2500m |
| Coleman Airport (517 m, Texas) |
4 |
|
| Fort St. John AP (695 m, British Columbia) |
6 |
2000-2500m |
| George Bush Intercontinental Airport (33 m, Texas) |
6 |
1000-1500m |
| Petaluma Airport (27 m, California) |
0 |
|
| Socorro Airport (1478 m, New Mexico) |
6 |
|
| Casper (1612 m, Wyoming) |
0 |
>2500m |
| Mercer County Regional Airport (553 m, North Dakota) |
0 |
|
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
>2500m |
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Saskatoon AP (503 m, Saskatchewan) |
6 |
|
| Lincoln Airport (37 m, California) |
0 |
|
| McAllen Miller Intl. Airport (33 m, Texas) |
4 |
|
| Marin (1 m, California) |
0 |
|
| Minot Intl. Airport (522 m, North Dakota) |
0 |
|
| Holman Island AP (36 m, Northwest Territories) |
4 |
|
| Gillette (1230 m, Wyoming) |
0 |
|
| Broken Bow Airport (776 m, Nebraska) |
0 |
|
| Linton Airport (542 m, North Dakota) |
0 |
|
| Mineral Wells Airport (296 m, Texas) |
2 |
|
| Pincher Creek (1190 m, Alberta) |
6 |
|
| Slave Lake Airport (583 m, Alberta) |
0 |
|
| Santa Ynez Airport (205 m, California) |
0 |
|
| Tehachapi Airport (1220 m, California) |
0 |
|
| Valley Intl. Airport (10 m, Texas) |
0 |
|
| Naval Air Station Corpus Christi (6 m, Texas) |
2 |
|
| Miller Field Airport (792 m, Nebraska) |
0 |
>2500m |
| Ralph Wenz Field (2160 m, Wyoming) |
4 |
|
| North Battleford Airport (548 m, Saskatchewan) |
0 |
>2500m |
| Marine Corps Auxiliary Landing Field Bo (7 m, North Carolina) |
2 |
|
| Logan Intl. Airport (9 m, Massachusetts) |
6 |
|
| Norwood Memorial Airport (15 m, Massachusetts) |
8 |
|
| West Yellowstone Airport (2025 m, Montana) |
0 |
|
| Ralph Wien Memorial Airport (5 m, Alaska) |
8 |
300-600m |
| Kimball Airport (1501 m, Nebraska) |
0 |
|
| Lihue Airport (32 m, Hawaii) |
8 |
600-1000m |
| Oroville Airport (57 m, California) |
0 |
|
| Albuquerque Airport (1618 m, New Mexico) |
6 |
>2500m |
| Nut Tree Airport (34 m, California) |
0 |
|
| Pampa (989 m, Texas) |
0 |
|
| San Gabriel Valley Airport (90 m, California) |
0 |
|
| Madera Airport (77 m, California) |
0 |
|
| Naval Outlying Landing Field Imperial B (6 m, California) |
2 |
|
| Ontario Airport (667 m, Oregon) |
0 |
|
| Southern California Logistics Airport (869 m, California) |
0 |
|
| Linden Airport (7 m, New Jersey) |
4 |
|
| Stanton County Airport (1013 m, Kansas) |
0 |
|
| Truth or Consequences Airport (1481 m, New Mexico) |
4 |
>2500m |
| Naval Air Station North Island (8 m, California) |
4 |
|
| Modesto (30 m, California) |
0 |
|
| Hawthorne Airport (19 m, California) |
0 |
|
| Robstown Airport (24 m, Texas) |
0 |
|
| Meadow Lake Airport (480 m, Saskatchewan) |
1 |
2000-2500m |
| Goodland Airport (1124 m, Kansas) |
0 |
>2500m |
| Waterbury (222 m, Connecticut) |
6 |
|
| Teterboro Airport (3 m, New Jersey) |
0 |
|
| Rankin Inlet Airport (29 m, Nunavut) |
6 |
1000-1500m |
| Redding Airport (153 m, California) |
0 |
>2500m |
| Buckley Space Force Base (1726 m, Colorado) |
4 |
|
| Santa Maria Public Airport (73 m, California) |
0 |
>2500m |
| Russell Airport (566 m, Kansas) |
0 |
|
| Moriarty Airport (1889 m, New Mexico) |
6 |
|
| Brandon Airport (416 m, Manitoba) |
7 |
>2500m |
| Rhode (19 m, Rhode Island) |
6 |
1500-2000m |
| Quonset State Airport (6 m, Rhode Island) |
4 |
|
| Estevan Airport (584 m, Saskatchewan) |
4 |
>2500m |
| Churchill Airport (29 m, Manitoba) |
0 |
>2500m |
| Hereford Airport (1154 m, Texas) |
0 |
|
| W. H. 'Bud' Barron Airport (94 m, Georgia) |
8 |
|
| Erik Nielsen Whitehorse Intl. Airport (706 m, Yukon) |
3 |
1000-1500m |
| H.A. Clark Memorial Field (2036 m, Arizona) |
6 |
|
| Idaho County Airport (1010 m, Idaho) |
0 |
|
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Pocatello Regional Airport (1365 m, Idaho) |
2 |
>2500m |
| Slave Lake (583 m, Alberta) |
0 |
>2500m |
| Lewiston Airport (438 m, Idaho) |
0 |
>2500m |
| Otis Air National Guard Base (40 m, Massachusetts) |
0 |
|
| Naval Air Station Point Mugu (2 m, California) |
2 |
|
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Liverpool Bay (102 m, Northwest Territories) |
7 |
>2500m |
| Enid Woodring Regional Airport (356 m, Oklahoma) |
4 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
0 |
|
| Frederick Regional Airport (377 m, Oklahoma) |
0 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
0 |
|
| Guymon Airport (952 m, Oklahoma) |
0 |
|
| Scappoose Industrial Airpark Airport (16 m, Oregon) |
0 |
|
| Dubois Airport (2224 m, Wyoming) |
4 |
|
| Donaldson Center Airport (291 m, South Carolina) |
6 |
|
| Chamberlain (530 m, South Dakota) |
0 |
|
| Nashville Intl. Airport (180 m, Tennessee) |
4 |
1500-2000m |
| Corpus Christi Intl. Airport (15 m, Texas) |
2 |
1000-1500m |
| Del Rio Intl. Airport (314 m, Texas) |
0 |
>2500m |
| Abilene Airport (546 m, Texas) |
0 |
>2500m |
| Cotulla (144 m, Texas) |
0 |
|
| Addison Airport (196 m, Texas) |
4 |
|
| Ellington Field Joint Reserve Base (10 m, Texas) |
2 |
|
| Aransas (8 m, Texas) |
0 |
|
| Winkler Airport (855 m, Texas) |
0 |
|
| Hutchinson (931 m, Texas) |
4 |
|
| Sulphur Springs Airport (149 m, Texas) |
8 |
|
| Sonora Airport (652 m, Texas) |
0 |
|
| Toronto/Pearson AP (173 m, Ontario) |
4 |
1500-2000m |
| Quillayute Airport (55 m, Washington) |
0 |
>2500m |
| Omak Airport (382 m, Washington) |
0 |
|
| Sanderson Field Airport (85 m, Washington) |
0 |
|
| Muskrat Dam Airport (278 m, Ontario) |
0 |
>2500m |
| Garner Field (287 m, Texas) |
0 |
|
| Sault Ste Marie (192 m, Ontario) |
0 |
>2500m |
| Appleton Intl. Airport (280 m, Wisconsin) |
6 |
|
| Kenosha Regional Airport (226 m, Wisconsin) |
0 |
|
| Orange County Airport (4 m, Texas) |
8 |
|
| Sheridan Airport (1209 m, Wyoming) |
0 |
>2500m |
| Torrington Airport (1281 m, Wyoming) |
0 |
|
| Buffalo Airport (1514 m, Wyoming) |
0 |
|
| Moosonee (9 m, Ontario) |
0 |
>2500m |
| Laurens County Airport (212 m, South Carolina) |
4 |
|
| Ft Severn (15 m, Ontario) |
7 |
>2500m |
| Tillamook Airport (11 m, Oregon) |
0 |
|
| Thomas P. Stafford Airport (489 m, Oklahoma) |
0 |
|
| Watonga Regional Airport (472 m, Oklahoma) |
4 |
|
| Montreal Airport Trudeau (34 m, Quebec) |
7 |
1000-1500m |
| Shawnee Regional Airport (327 m, Oklahoma) |
4 |
|
| Alva Regional Airport (449 m, Oklahoma) |
0 |
|
| Altus/Quartz Mountain Regional Airport (437 m, Oklahoma) |
0 |
|
| Durant Regional Airport (213 m, Oklahoma) |
6 |
|
| Rugby Airport (472 m, North Dakota) |
0 |
|
| Kindersley Regional Airport (698 m, Saskatchewan) |
4 |
>2500m |
| Prince Albert Airport (428 m, Saskatchewan) |
8 |
>2500m |
| Yorkton Airport (498 m, Saskatchewan) |
0 |
>2500m |
| Stony Rapids Airport (248 m, Saskatchewan) |
7 |
1000-1500m |
| Carson City Airport (1432 m, Nevada) |
0 |
|
| Watson Lake Airport (690 m, Yukon) |
8 |
|
North - South