| estações: 2869
|
nebulosidade |
base |
| Monte Washington Aeroporto (1910 m, Nova Hampshire) |
não identificável |
|
| Reading Regional Airport (105 m, Pensilvânia) |
8 |
|
| Great Falls (1131 m, Montana) |
0 |
>2500m |
| Cape Peel West (165 m, Territórios do Noroeste) |
0 |
>2500m |
| Naval Outlying Landing Field San Nicola (174 m, Califórnia) |
6 |
|
| Florence Aeroporto (1658 m, Colorado) |
0 |
|
| Philip Aeroporto (673 m, Dakota do Sul) |
0 |
|
| Chamberlain (530 m, Dakota do Sul) |
4 |
|
| Winner Regional Airport (619 m, Dakota do Sul) |
0 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
0 |
|
| Instalação de Voo Wallops (12 m, Virgínia) |
2 |
1500-2000m |
| Aeroporto Internacional Washington Dull (98 m, Virgínia) |
6 |
1000-1500m |
| Goodland Municipal Airport (1124 m, Kansas) |
0 |
>2500m |
| Russell Aeroporto (566 m, Kansas) |
0 |
|
| Estação Naval de Norfolk (5 m, Virgínia) |
2 |
|
| Friday Harbor Aeroporto (33 m, Washington) |
8 |
|
| Dover Base Housing (9 m, Delaware) |
8 |
|
| Lihue Aeroporto (32 m, Havaí) |
8 |
300-600m |
| Worcester Aeroporto (308 m, Massachusetts) |
8 |
|
| Martha's Vineyard Airport (21 m, Massachusetts) |
8 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
8 |
|
| Morris Aeroporto (344 m, Minnesota) |
6 |
|
| Glen Ullin Aeroporto (634 m, Dakota do Norte) |
0 |
|
| Dubuque Regional Airport (329 m, Iowa) |
0 |
>2500m |
| Ortonville (335 m, Minnesota) |
0 |
|
| Revelstoke Aeroporto (445 m, Califórnia) |
8 |
1500-2000m |
| Lewistown Municipal Airport (1263 m, Montana) |
0 |
|
| Florida Keys Marathon Airport (2 m, Flórida) |
0 |
|
| Great Falls Intl. Airport (1116 m, Montana) |
0 |
|
| Lincoln Airport (362 m, Nebraska) |
0 |
>2500m |
| Central Nebraska Regional Airport (566 m, Nebraska) |
0 |
>2500m |
| Iowa Falls Aeroporto (347 m, Iowa) |
4 |
|
| Ord Aeroporto (631 m, Nebraska) |
0 |
|
| Wayne Aeroporto (436 m, Nebraska) |
4 |
|
| Nashua Airport (61 m, Nova Hampshire) |
8 |
|
| Miller Air Park (25 m, Nova Jersey) |
8 |
|
| McGuire AFB (41 m, Nova Jersey) |
8 |
|
| Somerset Airport (32 m, Nova Jersey) |
8 |
|
| Lakehurst Airport (24 m, Nova Jersey) |
8 |
|
| Lakehurst Maxfield Field (31 m, Nova Jersey) |
8 |
|
| Sandberg Airport (1379 m, Califórnia) |
2 |
0-50m |
| Elk City Regional Business Airport (610 m, Oklahoma) |
0 |
|
| Algona Municipal Airport (372 m, Iowa) |
0 |
|
| Roberval Aeroporto (187 m, Quebec) |
8 |
600-1000m |
| Mont-Joli Aeroporto (54 m, Quebec) |
8 |
300-600m |
| Sheldon (432 m, Iowa) |
8 |
|
| Ashe County Airport (969 m, Carolina do Norte) |
0 |
|
| Buffalo Aeroporto (1514 m, Wyoming) |
0 |
|
| Laramie Aeroporto (2218 m, Wyoming) |
0 |
|
| Penticton Aeroporto (344 m, Colúmbia Britânica) |
7 |
2000-2500m |
| Crescent City (17 m, Califórnia) |
8 |
|
| Harrisburg Intl. Airport (94 m, Pensilvânia) |
6 |
|
| Bradley Intl. Airport (55 m, Connecticut) |
6 |
1500-2000m |
| Stewart Intl. Airport (150 m, Nova Iorque) |
6 |
|
| Granite Falls Municipal Airport (319 m, Minnesota) |
8 |
|
| Joplin Regional Airport (297 m, Missouri) |
0 |
|
| Sedalia Regional Airport (277 m, Missouri) |
0 |
|
| Altoona (458 m, Pensilvânia) |
8 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
4 |
>2500m |
| Kit Carson County Airport (1285 m, Colorado) |
0 |
|
| Baker Municipal Airport (902 m, Montana) |
8 |
|
| Sullivan Aeroporto (428 m, Nova Iorque) |
8 |
|
| Mission Field (1418 m, Montana) |
0 |
|
| Oelwen (328 m, Iowa) |
8 |
|
| Sidney- Richland Municipal Airport (605 m, Montana) |
0 |
|
| Boone Aeroporto (354 m, Iowa) |
2 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
>2500m |
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Knoxville (283 m, Iowa) |
8 |
|
| Kearney Regional Airport (649 m, Nebraska) |
0 |
|
| Prince George Aeroporto (691 m, Colúmbia Britânica) |
0 |
>2500m |
| Offutt AFB (319 m, Nebraska) |
0 |
|
| Beach Aeroporto (840 m, Dakota do Norte) |
8 |
|
| Alliance Municipal Airport (1198 m, Nebraska) |
0 |
|
| Perry Municipal Airport (309 m, Iowa) |
0 |
|
| Pocono Mountains Municipal Airport (584 m, Pensilvânia) |
8 |
|
| Nebraska (354 m, Nebraska) |
0 |
|
| Newton Municipal Airport (290 m, Iowa) |
2 |
|
| Denison (388 m, Iowa) |
0 |
|
| Wahoo Municipal Airport (373 m, Nebraska) |
0 |
|
| East Hampton Airport (17 m, Nova Iorque) |
4 |
|
| Walhalla Aeroporto (291 m, Dakota do Norte) |
6 |
|
| Concord Municipal Airport (105 m, Nova Hampshire) |
8 |
600-1000m |
| Manchester (71 m, Nova Hampshire) |
8 |
|
| University Park Airport (378 m, Pensilvânia) |
8 |
|
| Doylestown Airport (120 m, Pensilvânia) |
8 |
|
| Clearfield- Lawrence Airport (462 m, Pensilvânia) |
8 |
|
| Williams Lake Airport (942 m, Colúmbia Britânica) |
5 |
>2500m |
| Aeroporto Internacional Rhode (19 m, Rhode Island) |
6 |
600-1000m |
| Fort Morgan Aeroporto (1393 m, Colorado) |
4 |
|
| Washington (230 m, Iowa) |
0 |
|
| Elbow Lake (367 m, Minnesota) |
8 |
|
| Essex (53 m, Nova Jersey) |
8 |
|
| Aeroporto do Nordeste de Filadél (37 m, Pensilvânia) |
8 |
|
| Roanoke Aeroporto (358 m, Virgínia) |
6 |
1000-1500m |
| Stony Rapids Airport (248 m, Saskatchewan) |
8 |
300-600m |
| Monmouth Executive Airport (48 m, Nova Jersey) |
6 |
|
| Bradford Aeroporto (653 m, Pensilvânia) |
8 |
|
| Aeroporto Nacional Ronald Reagan de Was (20 m, Virgínia) |
6 |
1000-1500m |
| Linden Airport (7 m, Nova Jersey) |
8 |
|
| Aeroporto de Cleveland Burke Lakefront (178 m, Ohio) |
8 |
|
| Davison Army Airfield (21 m, Virgínia) |
8 |
|
| Hillsville (834 m, Virgínia) |
8 |
|
| Santa Fe Regional Airport (1933 m, Novo México) |
0 |
|
| Fredericksburg Aeroporto (26 m, Virgínia) |
4 |
|
| Bellingham Intl. Airport (45 m, Washington) |
8 |
|
| Mercer County Airport (871 m, Virgínia Ocidental) |
8 |
|
| Windham Airport (76 m, Connecticut) |
8 |
|
| Base aérea Andrews (88 m, Maryland) |
8 |
|
| Hagerstown Regional Airport (215 m, Maryland) |
2 |
|
| Academia da Força Aérea d (1999 m, Colorado) |
0 |
|
| Centerville Aeroporto (313 m, Iowa) |
0 |
|
| Resolute AP (67 m, Nunavut) |
1 |
1500-2000m |
| Bay Bridge Airport (15 m, Maryland) |
8 |
|
| Ames Aeroporto (291 m, Iowa) |
0 |
|
| Aeroporto Internacional Logan (9 m, Massachusetts) |
8 |
600-1000m |
| Aeroporto Internacional de Palm Beach (6 m, Flórida) |
2 |
600-1000m |
| Marshall Town Muni (296 m, Iowa) |
0 |
|
| Somerset County Airport (693 m, Pensilvânia) |
8 |
|
| Beverly Regional Airport (33 m, Massachusetts) |
8 |
|
| Ithaca Tompkins Intl. Airport (335 m, Nova Iorque) |
8 |
|
| Ottawa Int AP (114 m, Ontário) |
6 |
300-600m |
| Pipestone Municipal Airport (529 m, Minnesota) |
8 |
|
| Lytton Aeroporto (225 m, Colúmbia Britânica) |
2 |
|
| Aeroporto Municipal de Benson (317 m, Minnesota) |
6 |
|
| Ottumwa Regional Airport (256 m, Iowa) |
0 |
|
| Capital City Airport (106 m, Pensilvânia) |
6 |
|
| Grinnell Aeroporto (307 m, Iowa) |
0 |
|
| Tracy Municipal Airport (408 m, Minnesota) |
8 |
|
| Fort Madison (221 m, Iowa) |
0 |
|
| Limon Aeroporto (1635 m, Colorado) |
0 |
|
| Chariton (320 m, Iowa) |
0 |
|
| Northeast Iowa Regional Airport (343 m, Iowa) |
6 |
|
| Keokuk Municipal Airport (205 m, Iowa) |
0 |
|
| Southeast Iowa Regional Airport (210 m, Iowa) |
0 |
|
| Hartford Aeroporto (6 m, Connecticut) |
4 |
|
| Key West Aeroporto (5 m, Flórida) |
0 |
>2500m |
| Mason (363 m, Iowa) |
0 |
|
| Aeroporto Internacional de Des Moines (294 m, Iowa) |
6 |
>2500m |
| Jacksonville Executive at Craig Airport (12 m, Flórida) |
0 |
|
| Miami-Opa Locka Executive Airport (3 m, Flórida) |
0 |
|
| DuPage Airport (231 m, Illinois) |
8 |
|
| Aurora Municipal Airport (215 m, Illinois) |
8 |
|
| Quincy Regional Airport (232 m, Illinois) |
0 |
|
| Rochelle Municipal Airport (238 m, Illinois) |
6 |
|
| Freeport Aeroporto (262 m, Illinois) |
4 |
|
| DeKalb Aeroporto (279 m, Illinois) |
8 |
|
| Rockford Aeroporto (226 m, Illinois) |
8 |
100-200m |
| F. E. Warren Air Force Base (1878 m, Wyoming) |
0 |
|
| Vancouver Aeroporto (4 m, Colúmbia Britânica) |
8 |
600-1000m |
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
>2500m |
| Mineral Point (359 m, Wisconsin) |
0 |
|
| Fond du Lac (246 m, Wisconsin) |
4 |
|
| Aeroporto Regional de Wittman (246 m, Wisconsin) |
2 |
|
| Monroe Municipal Airport (331 m, Wisconsin) |
8 |
|
| Arlington Aeroporto (42 m, Washington) |
8 |
|
| Paine Field (185 m, Washington) |
8 |
|
| Stafford Regional Airport (65 m, Virgínia) |
8 |
|
| Chesterfield County Airport (72 m, Virgínia) |
0 |
|
| Virginia Tech Montgomery Executive Airp (650 m, Virgínia) |
8 |
|
| Lytton (225 m, Colúmbia Britânica) |
2 |
1500-2000m |
| Naval Air Station Oceana (7 m, Virgínia) |
4 |
|
| Williamsburg Intl. Airport (13 m, Virgínia) |
0 |
|
| Blue Ridge Airport (287 m, Virgínia) |
0 |
|
| Dauphin Aeroporto (305 m, Manitoba) |
8 |
600-1000m |
| Langley Air Force Base (6 m, Virgínia) |
0 |
|
| Avenger Field (725 m, Texas) |
0 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
0 |
>2500m |
| Aeroporto Internacional de Amarillo (1094 m, Texas) |
0 |
>2500m |
| Saint John Aeroporto (111 m, Nova Brunswick) |
8 |
200-300m |
| Black Hills Airport (1188 m, Dakota do Sul) |
8 |
|
| Fort Smith Airport (205 m, Territórios do Noroeste) |
7 |
300-600m |
| Ashland Aeroporto (166 m, Kentucky) |
8 |
|
| North Central State Airport (134 m, Rhode Island) |
8 |
|
| Block (33 m, Rhode Island) |
8 |
|
| Pine Bluffs Muni (1570 m, Wyoming) |
0 |
|
| Muir Army Airfield (149 m, Pensilvânia) |
8 |
|
| Lancaster Aeroporto (123 m, Pensilvânia) |
8 |
|
| Johnstown (696 m, Pensilvânia) |
8 |
|
| DuBois Aeroporto (554 m, Pensilvânia) |
8 |
|
| Fort Chipewyan (232 m, Alberta) |
0 |
>2500m |
| Rowley Island (41 m, Nunavut) |
8 |
50-100m |
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pensilvânia) |
8 |
600-1000m |
| Aeroporto Internacional de Pittsburgh (373 m, Pensilvânia) |
8 |
600-1000m |
| Toronto/Pearson Airport (173 m, Ontário) |
2 |
600-1000m |
| Mercer County Regional Airport (553 m, Dakota do Norte) |
0 |
|
| Michael J. Smith Field (3 m, Carolina do Norte) |
0 |
|
| Dare (4 m, Carolina do Norte) |
0 |
|
| Manassas Regional Airport (59 m, Carolina do Norte) |
8 |
|
| Billy Mitchell Airport (4 m, Carolina do Norte) |
0 |
|
| Griffiss Intl. Airport (154 m, Nova Iorque) |
8 |
|
| Chautauqua (211 m, Nova Iorque) |
8 |
|
| Wellsville Municipal Airport (646 m, Nova Iorque) |
6 |
|
| Orange County Airport (111 m, Nova Iorque) |
6 |
|
| CFB Bagotville (159 m, Quebec) |
8 |
300-600m |
| Syracuse Hancock Intl. Airport (124 m, Nova Iorque) |
8 |
600-1000m |
| Greater Rochester Intl. Airport (169 m, Nova Iorque) |
8 |
600-1000m |
| La Ronge Aeroporto (379 m, Saskatchewan) |
8 |
300-600m |
| Prince Albert Aeroporto (428 m, Saskatchewan) |
0 |
>2500m |
| Millville Executive Airport (25 m, Nova Jersey) |
8 |
|
| Aeroporto Internacional de Newark (9 m, Nova Jersey) |
6 |
1000-1500m |
| York Municipal Airport (509 m, Nebraska) |
0 |
|
| Millard Airport (320 m, Nebraska) |
0 |
|
| Kimball Aeroporto (1501 m, Nebraska) |
0 |
|
| Watford City Aeroporto (643 m, Dakota do Norte) |
0 |
|
| Baie-Comeau Aeroporto (22 m, Quebec) |
4 |
>2500m |
| Jim Kelly Field (736 m, Nebraska) |
0 |
|
| Thunder Bay (199 m, Ontário) |
8 |
|
| Hastings Municipal Airport (596 m, Nebraska) |
0 |
|
| Beatrice Municipal (403 m, Nebraska) |
0 |
|
| Aurora Municipal Airport (548 m, Nebraska) |
0 |
|
| Base aérea Malmstrom (1056 m, Montana) |
8 |
|
| Cut Bank Aeroporto (1169 m, Montana) |
0 |
|
| Dawson Community Airport (749 m, Montana) |
0 |
|
| Lee's Summit Municipal Airport (306 m, Missouri) |
0 |
|
| Kirksville Regional Airport (294 m, Missouri) |
0 |
|
| Olivia Aeroporto (328 m, Minnesota) |
6 |
|
| Clinton/Bleibler Ranch Aerodrome (1128 m, Colúmbia Britânica) |
4 |
|
| Churchill Airport (29 m, Manitoba) |
8 |
|
| Fosston (388 m, Minnesota) |
8 |
|
| Makkovik Aeroporto (71 m, Terra Nova) |
2 |
|
| Detroit Lakes Airport (426 m, Minnesota) |
6 |
|
| Dodge Center Airport (398 m, Minnesota) |
4 |
|
| Mankato Regional Airport (311 m, Minnesota) |
6 |
|
| New Ulm Municipal Airport (308 m, Minnesota) |
6 |
|
| Thunder Bay Aeroporto (206 m, Ontário) |
8 |
|
| Redwood Falls Muni (312 m, Minnesota) |
2 |
|
| Montevideo (Awos) (315 m, Minnesota) |
6 |
|
| Fergus Falls Municipal Airport (361 m, Minnesota) |
8 |
|
| Rochester Intl. Airport (402 m, Minnesota) |
2 |
600-1000m |
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Base da Guarda Nacional do Ar de Otis (40 m, Massachusetts) |
8 |
|
| College Park Airport (15 m, Maryland) |
6 |
|
| Annapolis (2 m, Maryland) |
8 |
|
| Ocean (4 m, Maryland) |
6 |
|
| Salisbury (16 m, Maryland) |
8 |
|
| Baltimore Aeroporto (47 m, Maryland) |
8 |
1000-1500m |
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Auburn/Lewiston Municipal Airport (88 m, Maine) |
8 |
|
| New Century AirCenter (331 m, Kansas) |
0 |
|
| Melrose Gunnery Range (1326 m, Novo México) |
0 |
|
| McHenry Aeroporto (894 m, Maryland) |
6 |
|
| Pella Airport (270 m, Iowa) |
0 |
|
| Oskaloosa Aeroporto (256 m, Iowa) |
0 |
|
| Mount Pleasant Municipal Airport (224 m, Iowa) |
0 |
|
| Independence Municipal Airport (298 m, Iowa) |
4 |
|
| Spencer Aeroporto (408 m, Iowa) |
4 |
|
| Fairfield Municipal Airport (244 m, Iowa) |
0 |
|
| Grand Forks Air Force Base (276 m, Dakota do Norte) |
8 |
|
| Moorhead Municipal Airport (280 m, Minnesota) |
8 |
|
| Barnes Aeroporto (427 m, Dakota do Norte) |
2 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
8 |
|
| Ankeny Regional Airport (275 m, Iowa) |
0 |
|
| Kuujjuaq Airport (44 m, Quebec) |
7 |
300-600m |
| Aeroporto Internacional de Portland (19 m, Maine) |
8 |
1000-1500m |
| Savanna Aeroporto (188 m, Illinois) |
0 |
|
| Nova Iorque (27 m, Nova Iorque) |
0 |
|
| Imperial (997 m, Nebraska) |
0 |
|
| McCook Ben Nelson Regional Airport (786 m, Nebraska) |
0 |
|
| York Airport (144 m, Pensilvânia) |
8 |
|
| Chester Airport (127 m, Connecticut) |
2 |
|
| Colby Municipal Airport (971 m, Kansas) |
0 |
|
| Montreal Aeroporto Trudeau (34 m, Quebec) |
7 |
1500-2000m |
| Searle Field Airport (999 m, Nebraska) |
0 |
|
| Fremont Aeroporto (379 m, Nebraska) |
0 |
|
| Aeroporto Internacional de Orlando (32 m, Flórida) |
0 |
>2500m |
| Aeroporto Internacional Midway (190 m, Illinois) |
8 |
|
| Chautauqua (525 m, Nova Iorque) |
8 |
|
| Aeroporto do Central de Wisconsin (389 m, Wisconsin) |
0 |
|
| Falls City/Brenner (300 m, Nebraska) |
0 |
|
| Central Illinois Regional Airport (267 m, Illinois) |
0 |
|
| Pratt Regional Airport (595 m, Kansas) |
0 |
|
| Elkhart (1099 m, Kansas) |
0 |
|
| Davenport Municipal Airport (259 m, Iowa) |
0 |
|
| H.A. Clark Memorial Field (2036 m, Arizona) |
0 |
|
| Republic Airport (25 m, Nova Iorque) |
6 |
|
| Norfolk Regional Airport (473 m, Nebraska) |
2 |
>2500m |
| Great Bend Municipal Airport (575 m, Kansas) |
0 |
|
| Pompano Beach Aeroporto (7 m, Flórida) |
0 |
|
| Baraboo- Wisconsin Dells Airport (298 m, Wisconsin) |
0 |
|
| Moncton Aeroporto (71 m, Nova Brunswick) |
8 |
300-600m |
| Sydney Aeroporto (72 m, Nova Escócia) |
8 |
200-300m |
| Audubon County Airport (392 m, Iowa) |
0 |
|
| Norwood Memorial Airport (15 m, Massachusetts) |
8 |
|
| Aeroporto Municipal de Platteville (312 m, Wisconsin) |
0 |
|
| Erie Intl. Airport (225 m, Pensilvânia) |
8 |
1000-1500m |
| Foothills Regional Airport (387 m, Carolina do Norte) |
0 |
|
| Miles City Airport (801 m, Montana) |
4 |
|
| Lamoni (342 m, Iowa) |
0 |
|
| Albany Aeroporto (89 m, Nova Iorque) |
8 |
1000-1500m |
| New Kent Aeroporto (38 m, Virgínia) |
0 |
|
| Cannon AFB (1309 m, Novo México) |
0 |
|
| Clovis Municipal Airport (1284 m, Novo México) |
0 |
|
| Artesia Municipal Airport (1081 m, Novo México) |
0 |
|
| London Madison County Airport (330 m, Ohio) |
8 |
|
| Taunton Municipal Airport (13 m, Massachusetts) |
8 |
|
| Northeastern Regional Airport (6 m, Carolina do Norte) |
0 |
|
| Marine Corps Air Station Cherry Point (11 m, Carolina do Norte) |
0 |
|
| Hannibal Regional Airport (234 m, Missouri) |
0 |
|
norte - sul