| estações: 2847
|
nebulosidade |
base |
| Havre-Saint-Pierre (37 m, Quebec) |
8 |
600-1000m |
| Napa Aeroporto (10 m, Califórnia) |
0 |
|
| Paso Robles Municipal Airport (255 m, Califórnia) |
0 |
|
| Naval Air Facility El Centro (-13 m, Califórnia) |
0 |
|
| Safford Regional Airport (950 m, Arizona) |
8 |
|
| Meadows Field Airport (150 m, Califórnia) |
0 |
|
| Catalina Airport (488 m, Califórnia) |
2 |
|
| Base da Guarda Nacional do Ar de Otis (40 m, Massachusetts) |
2 |
|
| Aeroporto Internacional de Los Angeles (30 m, Califórnia) |
2 |
|
| Fresno Yosemite Intl. Airport (100 m, Califórnia) |
0 |
|
| Kindersley Regional Airport (698 m, Saskatchewan) |
1 |
2000-2500m |
| Hanford Municipal Airport (75 m, Califórnia) |
8 |
|
| Saint John's Airport (135 m, Terra Nova) |
8 |
100-200m |
| Stephenville Intl. Airport (9 m, Terra Nova) |
8 |
1500-2000m |
| Gjoa Haven Aeroporto (46 m, Nunavut) |
8 |
50-100m |
| Hall Beach Airport (7 m, Nunavut) |
6 |
|
| Matagami (280 m, Califórnia) |
8 |
300-600m |
| Havre-Saint-Pierre (34 m, Quebec) |
8 |
|
| Blythe Airport (118 m, Califórnia) |
0 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
|
| General William J. Fox Airfield (712 m, Califórnia) |
0 |
|
| Mobridge Aeroporto (508 m, Dakota do Sul) |
8 |
|
| Hall Beach (8 m, Califórnia) |
7 |
600-1000m |
| Palmdale Regional Airport (774 m, Califórnia) |
0 |
|
| Gagetown Awos A (51 m, Nova Brunswick) |
8 |
1000-1500m |
| St.Anthony A (32 m, Terra Nova) |
8 |
>2500m |
| Hayward Executive Airport (14 m, Califórnia) |
8 |
|
| Travis Air Force Base (22 m, Califórnia) |
0 |
|
| Marshall Army Airfield (324 m, Kansas) |
2 |
|
| Estação Aeronaval de Arma (696 m, Califórnia) |
0 |
|
| Bathurst Arpt(Awrs) (59 m, Nova Brunswick) |
8 |
|
| Columbia Gorge Regional Airport (73 m, Washington) |
2 |
|
| Aeroporto Internacional de Kansas (313 m, Missouri) |
4 |
>2500m |
| Sacramento McClellan Airport (23 m, Califórnia) |
0 |
|
| Sandberg Airport (1379 m, Califórnia) |
0 |
|
| Ellsworth Air Force Base (979 m, Dakota do Sul) |
0 |
|
| Dickinson Theodore Roosevelt Regional A (787 m, Dakota do Norte) |
8 |
|
| Dalhart Municipal Airport (1216 m, Texas) |
8 |
|
| South Big Horn Co Arpt (1201 m, Wyoming) |
0 |
|
| Dawson Community Airport (749 m, Montana) |
8 |
|
| Marin (1 m, Califórnia) |
0 |
|
| Aeroporto Internacional de Laredo (155 m, Texas) |
0 |
|
| Grants Milan Mun. AP (1987 m, Novo México) |
8 |
|
| Hebron Aeroporto (447 m, Nebraska) |
8 |
|
| Havre (792 m, Montana) |
0 |
|
| Deer Lake Aeroporto (29 m, Terra Nova) |
8 |
600-1000m |
| Oroville Municipal Airport (57 m, Califórnia) |
0 |
|
| Mandan Aeroporto (593 m, Dakota do Norte) |
6 |
|
| San Carlos Airport (1 m, Califórnia) |
6 |
|
| Cotulla (144 m, Texas) |
0 |
|
| Dewar Lakes Airport (488 m, Nunavut) |
8 |
50-100m |
| Shepherd Bay Airport (45 m, Nunavut) |
0 |
>2500m |
| Imperial County Airport (-17 m, Califórnia) |
0 |
|
| Baker Municipal Airport (902 m, Montana) |
8 |
|
| Linton Aeroporto (542 m, Dakota do Norte) |
8 |
|
| Naval Air Station Corpus Christi (6 m, Texas) |
2 |
|
| Miles City Airport (801 m, Montana) |
8 |
|
| Lytton (225 m, Colúmbia Britânica) |
4 |
>2500m |
| Cape Dorset Aeroporto (50 m, Nunavut) |
8 |
300-600m |
| Torrington Aeroporto (1281 m, Wyoming) |
0 |
|
| Worcester Aeroporto (308 m, Massachusetts) |
0 |
|
| Gage Airport (667 m, Oklahoma) |
0 |
|
| Lytton Aeroporto (225 m, Colúmbia Britânica) |
4 |
|
| Aeroporto Internacional de San Antonio (242 m, Texas) |
2 |
2000-2500m |
| Charlottetown Aeroporto (79 m, Ilhas do Príncipe Eduardo) |
8 |
100-200m |
| Baker Lake Aeroporto (18 m, Nunavut) |
7 |
600-1000m |
| Twentynine Palms Aeroporto (626 m, Califórnia) |
0 |
|
| Emporia Municipal Airport (368 m, Kansas) |
0 |
|
| San Jose Intl. Airport (17 m, Califórnia) |
6 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
8 |
|
| Casper (1612 m, Wyoming) |
0 |
|
| Pierre Regional Airport (528 m, Dakota do Sul) |
8 |
|
| Worland Municipal Airport (1294 m, Wyoming) |
4 |
|
| Jacqueline Cochran Regional Airport (-36 m, Califórnia) |
0 |
|
| Base Aérea de Nellis (570 m, Nevada) |
0 |
|
| Double Eagle II Airport (1779 m, Novo México) |
8 |
|
| Siskiyou (807 m, Califórnia) |
0 |
|
| Beresford Airport (59 m, Nova Brunswick) |
8 |
300-600m |
| Clyde AP (27 m, Nunavut) |
8 |
1500-2000m |
| Aberdeen Aeroporto (397 m, Dakota do Sul) |
8 |
|
| Rapid City Aeroporto (965 m, Dakota do Sul) |
0 |
>2500m |
| Sierra Blanca Regional Airport (2076 m, Novo México) |
8 |
|
| Moncton Aeroporto (71 m, Nova Brunswick) |
8 |
200-300m |
| Fredericton Intl. Airport (31 m, Nova Brunswick) |
8 |
1500-2000m |
| Vance Air Force Base (398 m, Oklahoma) |
0 |
|
| Aeroporto Internacional de Calgary (1084 m, Alberta) |
6 |
1000-1500m |
| Goose (49 m, Terra Nova) |
8 |
|
| Elkhart (1099 m, Kansas) |
0 |
|
| Black Hills Airport (1188 m, Dakota do Sul) |
8 |
|
| Mitchell Municipal Airport (397 m, Dakota do Sul) |
8 |
|
| Clinton/Bleibler Ranch Aerodrome (1128 m, Colúmbia Britânica) |
8 |
|
| Liberal Mid-America Regional Airport (879 m, Kansas) |
2 |
|
| Johnson (334 m, Kansas) |
0 |
|
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
6 |
|
| Val-d'Or (337 m, Califórnia) |
8 |
300-600m |
| Philip Billard Municipal Airport (269 m, Kansas) |
0 |
|
| Ponca (304 m, Oklahoma) |
0 |
|
| Brookings Regional Airport (502 m, Dakota do Sul) |
8 |
|
| Grey Butte Field Airport (923 m, Califórnia) |
0 |
|
| Wiley Post Airport (396 m, Oklahoma) |
0 |
|
| Aeroporto Regional de Sioux Falls (435 m, Dakota do Sul) |
8 |
|
| Alva Regional Airport (449 m, Oklahoma) |
0 |
|
| Tehachapi Municipal Airport (1220 m, Califórnia) |
0 |
|
| Huron Aeroporto (393 m, Dakota do Sul) |
8 |
600-1000m |
| Castle Airport (57 m, Califórnia) |
2 |
|
| Eddie Andreini Sr. Airfield (20 m, Califórnia) |
0 |
|
| Mission Field (1418 m, Montana) |
0 |
|
| Reid- Hillview Airport (41 m, Califórnia) |
6 |
|
| Sidney- Richland Municipal Airport (605 m, Montana) |
8 |
|
| Hutchinson (931 m, Texas) |
0 |
|
| Porto Espacial e Aéreo de Mojave (849 m, Califórnia) |
0 |
|
| Beale Air Force Base (38 m, Califórnia) |
0 |
|
| Beatrice Municipal (403 m, Nebraska) |
8 |
|
| Ukiah Aeroporto (187 m, Califórnia) |
0 |
|
| Falls City/Brenner (300 m, Nebraska) |
8 |
|
| Aeroporto Internacional de Sacramento (7 m, Califórnia) |
0 |
|
| Odessa Aeroporto (902 m, Texas) |
0 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Chadron Municipal Airport (1011 m, Nebraska) |
2 |
|
| Merced Regional Airport (47 m, Califórnia) |
0 |
|
| Yuba (19 m, Califórnia) |
0 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Chino Airport (199 m, Califórnia) |
0 |
|
| Mercury/Desert Rock (1006 m, Nevada) |
0 |
|
| Tonopah Airport (1654 m, Nevada) |
0 |
|
| Naval Air Station Fallon Airport (1199 m, Nevada) |
2 |
|
| North Las Vegas Airport (671 m, Nevada) |
0 |
|
| Boulder City Aeroporto (671 m, Nevada) |
0 |
|
| Henderson Executive Airport (749 m, Nevada) |
0 |
|
| Nantucket Memorial Airport (13 m, Massachusetts) |
2 |
|
| Spencer Aeroporto (408 m, Iowa) |
8 |
|
| New Braunfels Aeroporto (197 m, Texas) |
0 |
|
| Stinson Municipal Airport (176 m, Texas) |
0 |
|
| Aransas (8 m, Texas) |
0 |
|
| Randolph Air Force Base (232 m, Texas) |
0 |
|
| Albuquerque Aeroporto (1618 m, Novo México) |
6 |
>2500m |
| Truth or Consequences Municipal Airport (1481 m, Novo México) |
0 |
|
| Santa Fe Regional Airport (1933 m, Novo México) |
4 |
|
| Four Corners Regional Airport (1677 m, Novo México) |
0 |
|
| Grant County Airport (1638 m, Novo México) |
8 |
|
| Pond Inlet Aeroporto (55 m, Nunavut) |
0 |
>2500m |
| Tucumcari Municipal Airport (1234 m, Novo México) |
6 |
|
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Melrose Gunnery Range (1326 m, Novo México) |
6 |
|
| Syracuse Hancock Intl. Airport (124 m, Nova Iorque) |
6 |
>2500m |
| Prineville Aeroporto (991 m, Oregon) |
0 |
|
| Powell Aeroporto (1552 m, Wyoming) |
8 |
|
| Lake Havasu City Aeroporto (238 m, Arizona) |
0 |
|
| Flagstaff/Belemont (2181 m, Arizona) |
0 |
>2500m |
| Wellsville Municipal Airport (646 m, Nova Iorque) |
6 |
|
| Manhattan (48 m, Nova Iorque) |
2 |
>2500m |
| South Texas Regional Airport at Hondo (283 m, Texas) |
0 |
|
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
|
| La Junta Municipal Airport (1278 m, Colorado) |
0 |
|
| Laughlin/Bullhead Intl. Airport (167 m, Arizona) |
0 |
|
| Phoenix Goodyear Airport (295 m, Arizona) |
4 |
|
| Junction Aeroporto (522 m, Texas) |
0 |
|
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
0 |
|
| Kingman Airport (1033 m, Arizona) |
0 |
|
| Shenandoah Muni (296 m, Iowa) |
8 |
|
| Rouyn Airport (301 m, Quebec) |
6 |
|
| Bismarck Municipal Airport (505 m, Dakota do Norte) |
8 |
|
| Port Aransas Aeroporto (2 m, Texas) |
4 |
|
| Hettinger Municipal Airport (824 m, Dakota do Norte) |
8 |
|
| Zapata Aeroporto (129 m, Texas) |
0 |
|
| Medicine Hat (717 m, Alberta) |
0 |
>2500m |
| Halifax Aeroporto (145 m, Nova Escócia) |
8 |
300-600m |
| Sydney Aeroporto (72 m, Nova Escócia) |
8 |
200-300m |
| Pleasanton Aeroporto (131 m, Texas) |
0 |
|
| Granite Falls Municipal Airport (319 m, Minnesota) |
8 |
|
| Midland Airpark Airport (854 m, Texas) |
0 |
|
| Castroville Aeroporto (235 m, Texas) |
0 |
|
| Springfield- Branson National Airport (390 m, Missouri) |
0 |
|
| Kirksville Regional Airport (294 m, Missouri) |
4 |
|
| Lee's Summit Municipal Airport (306 m, Missouri) |
0 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
6 |
600-1000m |
| L. M. Clayton Airport (605 m, Montana) |
8 |
|
| Base aérea Malmstrom (1056 m, Montana) |
0 |
|
| Lincoln Airport (362 m, Nebraska) |
6 |
|
| Fremont Aeroporto (379 m, Nebraska) |
6 |
|
| Alliance Municipal Airport (1198 m, Nebraska) |
2 |
|
| Nebraska (354 m, Nebraska) |
8 |
|
| Base Aérea Laughlin (327 m, Texas) |
0 |
|
| Elko Regional Airport (1565 m, Nevada) |
6 |
|
| Creech Air Force Base Airport (951 m, Nevada) |
0 |
|
| Hawthorne Industrial Airport (1285 m, Nevada) |
0 |
|
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Artesia Municipal Airport (1081 m, Novo México) |
0 |
|
| Las Cruces Intl. Airport (1358 m, Novo México) |
6 |
|
| Deming Municipal Airport (1313 m, Novo México) |
8 |
|
| Raton Municipal Airport (1935 m, Novo México) |
0 |
|
| Shingle Point Airport (49 m, Yukon) |
0 |
>2500m |
| McAllen Miller Intl. Airport (33 m, Texas) |
0 |
|
| Churchill Falls (440 m, Califórnia) |
7 |
1000-1500m |
| Aeroporto Internacional Del Rio (314 m, Texas) |
0 |
|
| Gwinner Aeroporto (386 m, Dakota do Norte) |
8 |
|
| Mercer County Regional Airport (553 m, Dakota do Norte) |
8 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
0 |
|
| Aeroporto de Cleveland Burke Lakefront (178 m, Ohio) |
0 |
|
| Midland Aeroporto (874 m, Texas) |
0 |
|
| Winner Regional Airport (619 m, Dakota do Sul) |
0 |
|
| Madison Municipal Airport (523 m, Dakota do Sul) |
8 |
|
| Chamberlain (530 m, Dakota do Sul) |
8 |
|
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
0 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
0 |
|
| West Woodward Airport (667 m, Oklahoma) |
0 |
|
| Altus/Quartz Mountain Regional Airport (437 m, Oklahoma) |
0 |
|
| Blackwell Aeroporto (314 m, Oklahoma) |
0 |
|
| Guymon Aeroporto (952 m, Oklahoma) |
2 |
|
| Clarence E. Page Municipal Airport (413 m, Oklahoma) |
0 |
|
| Medford Aeroporto (397 m, Oregon) |
4 |
1500-2000m |
| Crater Lake (1244 m, Oregon) |
0 |
|
| Roberts Field (932 m, Oregon) |
2 |
|
| Prince George Aeroporto (691 m, Colúmbia Britânica) |
8 |
2000-2500m |
| Villeneuve Airport (270 m, Alberta) |
8 |
>2500m |
| Weaverville (716 m, Califórnia) |
0 |
|
| Churchill Falls Airport (435 m, Terra Nova) |
6 |
|
| Oakes Aeroporto (400 m, Dakota do Norte) |
8 |
|
| Frobisher/Iqaluit Airport (34 m, Nunavut) |
6 |
|
| Spence Bay Airport (28 m, Nunavut) |
2 |
|
| Mont-Joli Aeroporto (54 m, Quebec) |
8 |
50-100m |
| Clinton Regional Airport (492 m, Oklahoma) |
0 |
|
| Winnemucca Aeroporto (1322 m, Nevada) |
6 |
|
| Regina Aeroporto (577 m, Saskatchewan) |
0 |
|
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Storm Lake Municipal Airport (454 m, Iowa) |
8 |
|
| Boone Aeroporto (354 m, Iowa) |
8 |
|
| Clarinda (303 m, Iowa) |
6 |
|
| Creston (394 m, Iowa) |
8 |
|
| Aeroporto Internacional de Tucson (779 m, Arizona) |
0 |
|
| Yuma Intl. Airport (65 m, Arizona) |
0 |
|
| Ernest A. Love Field Airport (1537 m, Arizona) |
0 |
|
| Show Low Regional Airport (1954 m, Arizona) |
0 |
|
| St. Johns Industrial Air Park (1747 m, Arizona) |
0 |
|
| Luke Air Force Base (331 m, Arizona) |
0 |
|
| Limon Aeroporto (1635 m, Colorado) |
4 |
|
norte - sul