| estações: 2879
|
nebulosidade |
base |
| Aeroporto Internacional de Kelowna (456 m, Colúmbia Britânica) |
0 |
>2500m |
| Hallock (250 m, Minnesota) |
0 |
|
| Aeroporto Internacional de Portland (19 m, Maine) |
4 |
1500-2000m |
| Saint-Hubert Airport (28 m, Quebec) |
2 |
1000-1500m |
| Harvey Aeroporto (487 m, Dakota do Norte) |
8 |
|
| Brandon Aeroporto (416 m, Manitoba) |
5 |
1500-2000m |
| Francis S. Gabreski Airport (20 m, Nova Iorque) |
4 |
|
| Edwards (701 m, Califórnia) |
0 |
|
| Sault Ste Marie (192 m, Ontário) |
4 |
600-1000m |
| Red Oak Municipal Airport (318 m, Iowa) |
6 |
|
| Paso Robles Municipal Airport (255 m, Califórnia) |
0 |
|
| Watertown Intl. Airport (99 m, Nova Iorque) |
6 |
|
| Wheaton Municipal Airport (313 m, Minnesota) |
8 |
|
| Las Vegas Municipal Airport (2092 m, Novo México) |
6 |
|
| Dauphin Aeroporto (305 m, Manitoba) |
0 |
>2500m |
| Base Aérea Edwards (705 m, Califórnia) |
2 |
|
| Clarinda (303 m, Iowa) |
4 |
|
| Aeroporto Internacional de Denver (1656 m, Colorado) |
6 |
1500-2000m |
| Knox County Regional Airport (17 m, Maine) |
8 |
|
| Grand Forks Air Force Base (276 m, Dakota do Norte) |
0 |
|
| Windsor Aeroporto (190 m, Ontário) |
8 |
2000-2500m |
| Mobridge Aeroporto (508 m, Dakota do Sul) |
8 |
|
| Toronto/Pearson Airport (173 m, Ontário) |
7 |
1000-1500m |
| Ottawa Int AP (114 m, Ontário) |
7 |
1500-2000m |
| Dawson Community Airport (749 m, Montana) |
8 |
|
| Havre (792 m, Montana) |
8 |
2000-2500m |
| Aeroporto Internacional de Honolulu (5 m, Havaí) |
4 |
600-1000m |
| Sterling Aeroporto (1231 m, Colorado) |
8 |
|
| Elkhart (1099 m, Kansas) |
0 |
|
| Rowley Island (41 m, Nunavut) |
0 |
>2500m |
| King Salmon Aeroporto (14 m, Alasca) |
8 |
>2500m |
| Lihue Aeroporto (32 m, Havaí) |
4 |
600-1000m |
| Aeroporto de Kahului (20 m, Havaí) |
4 |
600-1000m |
| Ellsworth Air Force Base (979 m, Dakota do Sul) |
6 |
|
| Madison Municipal Airport (523 m, Dakota do Sul) |
8 |
|
| Mandan Aeroporto (593 m, Dakota do Norte) |
4 |
|
| Miller Air Park (25 m, Nova Jersey) |
2 |
|
| Groton (3 m, Connecticut) |
8 |
|
| Port Isabel Airport (5 m, Texas) |
6 |
|
| Aeroporto de Cleveland Burke Lakefront (178 m, Ohio) |
8 |
|
| Porto Espacial e Aéreo de Mojave (849 m, Califórnia) |
0 |
|
| Truth or Consequences Municipal Airport (1481 m, Novo México) |
0 |
>2500m |
| Cape Parry AP (14 m, Territórios do Noroeste) |
0 |
>2500m |
| Naval Air Station Corpus Christi (6 m, Texas) |
6 |
|
| F. E. Warren Air Force Base (1878 m, Wyoming) |
0 |
|
| Millinocket Municipal Airport (124 m, Maine) |
6 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
2 |
|
| Martin State Airport (7 m, Maryland) |
4 |
|
| Easton Airport (22 m, Maryland) |
4 |
|
| Mason (363 m, Iowa) |
8 |
|
| Goodland Municipal Airport (1124 m, Kansas) |
0 |
>2500m |
| Niagara Falls Intl. Airport (180 m, Nova Iorque) |
8 |
|
| Baudette Intl. Airport (329 m, Minnesota) |
8 |
|
| Roseau Muni (Awos) (323 m, Minnesota) |
6 |
|
| Norman Wells (78 m, Territórios do Noroeste) |
0 |
0-50m |
| Guymon Aeroporto (952 m, Oklahoma) |
0 |
|
| Toronto Islands Aeroporto (77 m, Ontário) |
8 |
1500-2000m |
| Base da Guarda Nacional do Ar de Otis (40 m, Massachusetts) |
4 |
|
| Roberts Field (932 m, Oregon) |
0 |
|
| Plymouth Municipal Airport (45 m, Massachusetts) |
0 |
|
| Eastern Iowa Airport (256 m, Iowa) |
2 |
|
| Saint John Aeroporto (111 m, Nova Brunswick) |
8 |
100-200m |
| Ames Aeroporto (291 m, Iowa) |
8 |
|
| Blanc-Sablon Airport (32 m, Quebec) |
8 |
300-600m |
| Clarion Municipal Airport (354 m, Iowa) |
0 |
|
| Peterborough (191 m, Ontário) |
7 |
1500-2000m |
| Gillette (1230 m, Wyoming) |
0 |
|
| Northeast Iowa Regional Airport (343 m, Iowa) |
6 |
|
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
>2500m |
| Winnipeg Aeroporto (239 m, Manitoba) |
6 |
|
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
8 |
|
| Dover Base Housing (9 m, Delaware) |
0 |
|
| Ankeny Regional Airport (275 m, Iowa) |
6 |
|
| Morris Aeroporto (344 m, Minnesota) |
6 |
|
| New Ulm Municipal Airport (308 m, Minnesota) |
8 |
|
| Creech Air Force Base Airport (951 m, Nevada) |
0 |
|
| Cheyenne County Municipal Airport (1040 m, Kansas) |
0 |
|
| Fairmont Municipal Airport (354 m, Minnesota) |
8 |
|
| Dodge Center Airport (398 m, Minnesota) |
8 |
|
| Sable Island (1 m, Nova Escócia) |
7 |
600-1000m |
| Sable Island Airport (5 m, Nova Escócia) |
6 |
|
| Ilhas da Madalena Aeroporto (18 m, Quebec) |
8 |
600-1000m |
| Syracuse Hancock Intl. Airport (124 m, Nova Iorque) |
6 |
2000-2500m |
| Aeroporto Internacional John F. Kennedy (7 m, Nova Iorque) |
2 |
1000-1500m |
| Buffalo Niagara Intl. Airport (219 m, Nova Iorque) |
8 |
1500-2000m |
| Colby Municipal Airport (971 m, Kansas) |
0 |
|
| Fort Chipewyan (232 m, Alberta) |
0 |
>2500m |
| Santa Fe Regional Airport (1933 m, Novo México) |
4 |
|
| Kindersley Regional Airport (698 m, Saskatchewan) |
3 |
1000-1500m |
| Lakehurst Maxfield Field (31 m, Nova Jersey) |
2 |
|
| South Big Horn Co Arpt (1201 m, Wyoming) |
4 |
|
| Lakehurst Airport (24 m, Nova Jersey) |
2 |
|
| Cape May Airport (7 m, Nova Jersey) |
8 |
|
| Aeroporto de Teterboro (3 m, Nova Jersey) |
6 |
|
| Laconia Municipal Airport (166 m, Nova Hampshire) |
4 |
|
| Aeroporto de Wilmington (24 m, Delaware) |
0 |
|
| Linton Aeroporto (542 m, Dakota do Norte) |
8 |
|
| Chadron Municipal Airport (1011 m, Nebraska) |
0 |
|
| Alliance Municipal Airport (1198 m, Nebraska) |
0 |
|
| Watson Lake Airport (690 m, Yukon) |
2 |
|
| Travis Air Force Base (22 m, Califórnia) |
0 |
|
| McCook Ben Nelson Regional Airport (786 m, Nebraska) |
2 |
|
| Rice Lake Regional Airport (347 m, Wisconsin) |
8 |
|
| Falls City/Brenner (300 m, Nebraska) |
8 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
>2500m |
| Cut Bank Aeroporto (1169 m, Montana) |
6 |
|
| Springerville Muni (2150 m, Arizona) |
4 |
|
| Dillon Aeroporto (1597 m, Montana) |
0 |
|
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Oelwen (328 m, Iowa) |
4 |
|
| Boone Aeroporto (354 m, Iowa) |
6 |
|
| Le Mars Municipal Airport (365 m, Iowa) |
8 |
|
| Bemidji Regional Airport (420 m, Minnesota) |
4 |
|
| Webster City (342 m, Iowa) |
4 |
|
| Decorah Aeroporto (353 m, Iowa) |
4 |
|
| Monticello Regional Airport (259 m, Iowa) |
4 |
|
| Jackson Municipal Airport (441 m, Minnesota) |
8 |
|
| Shenandoah Muni (296 m, Iowa) |
8 |
|
| Redwood Falls Muni (312 m, Minnesota) |
8 |
|
| Warroad International Memorial Airport (327 m, Minnesota) |
8 |
|
| Glenwood (Asos) (425 m, Minnesota) |
8 |
|
| Chippewa (244 m, Michigan) |
0 |
|
| Aeroporto Nacional Ronald Reagan de Was (20 m, Virgínia) |
4 |
2000-2500m |
| Pueblo Memorial Airport (1439 m, Colorado) |
4 |
>2500m |
| Charlottetown Aeroporto (79 m, Ilhas do Príncipe Eduardo) |
8 |
200-300m |
| Aeroporto Internacional de Oakland (6 m, Califórnia) |
4 |
|
| Bryce Canyon Airport (2312 m, Utah) |
0 |
|
| Port Aransas Aeroporto (2 m, Texas) |
6 |
|
| Pontiac Oakland (299 m, Michigan) |
4 |
|
| Ann Arbor Municipal Airport (256 m, Michigan) |
0 |
|
| Aeroporto Internacional de Lansing (266 m, Michigan) |
0 |
>2500m |
| Willoughby (191 m, Ohio) |
8 |
|
| Nantucket Memorial Airport (13 m, Massachusetts) |
0 |
|
| Davenport Municipal Airport (259 m, Iowa) |
0 |
|
| Hanscom Field (41 m, Massachusetts) |
6 |
|
| Chatham Municipal Airport (19 m, Massachusetts) |
0 |
|
| Burlington Intl. Airport (104 m, Vermont) |
8 |
600-1000m |
| Bay Bridge Airport (15 m, Maryland) |
0 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Salisbury (16 m, Maryland) |
2 |
|
| Naval Air Station Patuxent River (14 m, Maryland) |
0 |
|
| Yuma Intl. Airport (65 m, Arizona) |
0 |
|
| Ernest A. Love Field Airport (1537 m, Arizona) |
0 |
|
| Valley Intl. Airport (10 m, Texas) |
6 |
|
| Aransas (8 m, Texas) |
0 |
|
| Dalhart Municipal Airport (1216 m, Texas) |
0 |
|
| Hollister Aeroporto (70 m, Califórnia) |
0 |
|
| Brownsville/South Padre (8 m, Texas) |
4 |
600-1000m |
| Taloyoak Aeroporto (28 m, Nunavut) |
1 |
600-1000m |
| Aeroporto Regional de Sioux Falls (435 m, Dakota do Sul) |
8 |
600-1000m |
| Reading Regional Airport (105 m, Pensilvânia) |
0 |
|
| Aeroporto do Nordeste de Filadél (37 m, Pensilvânia) |
0 |
|
| Shepherd Bay Airport (45 m, Nunavut) |
2 |
300-600m |
| Hat Isl. (36 m, Nunavut) |
4 |
50-100m |
| Harrisburg Intl. Airport (94 m, Pensilvânia) |
6 |
|
| Arnold Palmer Regional Airport (361 m, Pensilvânia) |
8 |
|
| Lancaster Aeroporto (123 m, Pensilvânia) |
2 |
|
| Lake County Airport (3026 m, Colorado) |
0 |
|
| Limon Aeroporto (1635 m, Colorado) |
6 |
|
| Montrose Aeroporto (1755 m, Colorado) |
0 |
|
| Coeur d'Alene Airport (707 m, Idaho) |
0 |
|
| Twentynine Palms Aeroporto (626 m, Califórnia) |
0 |
|
| Muskrat Dam Airport (278 m, Ontário) |
4 |
2000-2500m |
| Lehigh Valley Intl. Airport (117 m, Pensilvânia) |
2 |
2000-2500m |
| Portland Aeroporto (12 m, Oregon) |
6 |
>2500m |
| Toledo Executive Airport (189 m, Ohio) |
0 |
|
| Rugby Aeroporto (472 m, Dakota do Norte) |
2 |
|
| Mercer County Regional Airport (553 m, Dakota do Norte) |
4 |
|
| Devils Lake Regional Airport (443 m, Dakota do Norte) |
0 |
|
| Cando Aeroporto (450 m, Dakota do Norte) |
0 |
|
| Hettinger Municipal Airport (824 m, Dakota do Norte) |
2 |
|
| Minot Intl. Airport (522 m, Dakota do Norte) |
2 |
|
| Oskaloosa Aeroporto (256 m, Iowa) |
0 |
|
| Bismarck Municipal Airport (505 m, Dakota do Norte) |
8 |
1000-1500m |
| Griffiss Intl. Airport (154 m, Nova Iorque) |
6 |
|
| Oshawa (140 m, Ontário) |
8 |
1500-2000m |
| Grande Prairie Airport (669 m, Alberta) |
2 |
2000-2500m |
| Greenwood (28 m, Nova Escócia) |
8 |
100-200m |
| Hayward Executive Airport (14 m, Califórnia) |
0 |
|
| Gagetown Awos A (51 m, Nova Brunswick) |
8 |
|
| Spencer Aeroporto (408 m, Iowa) |
8 |
|
| Minot Air Force Base (497 m, Dakota do Norte) |
2 |
|
| Elbow Lake (367 m, Minnesota) |
8 |
|
| Willow Run Airport (218 m, Michigan) |
0 |
|
| Trenton Airport (85 m, Ontário) |
8 |
1500-2000m |
| Eastern Sierra Regional Airport (1263 m, Califórnia) |
0 |
>2500m |
| Somerset County Airport (693 m, Pensilvânia) |
8 |
|
| Tucumcari Municipal Airport (1234 m, Novo México) |
0 |
|
| Palatka Aeroporto (15 m, Flórida) |
0 |
|
| Schenectady (115 m, Nova Iorque) |
4 |
|
| Swift Current Airport (818 m, Saskatchewan) |
6 |
|
| Bishop Intl. Airport (233 m, Michigan) |
8 |
2000-2500m |
| Perryton Aeroporto (889 m, Texas) |
0 |
|
| Aeroporto Metropolitano de Detroit Wayn (202 m, Michigan) |
4 |
2000-2500m |
| Millville Executive Airport (25 m, Nova Jersey) |
4 |
|
| Colorado Springs Airport (1881 m, Colorado) |
6 |
|
| Waterloo Well Airport (315 m, Ontário) |
8 |
1000-1500m |
| Los Alamos Aeroporto (2186 m, Novo México) |
0 |
|
| Martha's Vineyard Airport (21 m, Massachusetts) |
0 |
|
| Buffalo Aeroporto (1514 m, Wyoming) |
0 |
|
| Bend Municipal Airport (1055 m, Oregon) |
0 |
|
| Greater Rochester Intl. Airport (169 m, Nova Iorque) |
6 |
1500-2000m |
| Worcester Aeroporto (308 m, Massachusetts) |
4 |
|
| Aeroporto LaGuardia (9 m, Nova Iorque) |
6 |
1000-1500m |
| Edmonton Namao (685 m, Alberta) |
8 |
1500-2000m |
| Sherbrooke Airport (242 m, Quebec) |
7 |
1000-1500m |
| Walden Aeroporto (2485 m, Colorado) |
0 |
|
| Kapuskasing (227 m, Ontário) |
8 |
600-1000m |
| Aeroporto MacArthur de Long (30 m, Nova Iorque) |
4 |
|
| Hartford Aeroporto (6 m, Connecticut) |
6 |
|
| Ottumwa Regional Airport (256 m, Iowa) |
0 |
|
| Waterloo Regional Airport (268 m, Iowa) |
8 |
>2500m |
| Base aérea Andrews (88 m, Maryland) |
2 |
|
| Asheville Regional Airport (661 m, Carolina do Norte) |
0 |
>2500m |
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
0 |
>2500m |
| Gwinner Aeroporto (386 m, Dakota do Norte) |
8 |
|
| Aeroporto Internacional de Filadé (9 m, Pensilvânia) |
4 |
2000-2500m |
| Dillant (149 m, Nova Hampshire) |
0 |
|
| Waterbury (222 m, Connecticut) |
6 |
|
| Baltimore Aeroporto (47 m, Maryland) |
2 |
2000-2500m |
| Quesnal (545 m, Colúmbia Britânica) |
0 |
>2500m |
| Roswell Airport (1118 m, Novo México) |
0 |
>2500m |
| Big Trout Lake (222 m, Ontário) |
8 |
1000-1500m |
| Tehachapi Municipal Airport (1220 m, Califórnia) |
0 |
|
| Stewart Intl. Airport (150 m, Nova Iorque) |
4 |
|
| Cavalier Aeroporto (270 m, Dakota do Norte) |
0 |
|
| Salinas Municipal Airport (26 m, Califórnia) |
2 |
|
| Estevan Aeroporto (584 m, Saskatchewan) |
8 |
2000-2500m |
| Glen Ullin Aeroporto (634 m, Dakota do Norte) |
4 |
|
| Key Lake Airport (514 m, Saskatchewan) |
0 |
>2500m |
| Aniak Airport (26 m, Alasca) |
4 |
1500-2000m |
| DuPage Airport (231 m, Illinois) |
0 |
|
| Blythe Airport (118 m, Califórnia) |
2 |
|
| Spence Bay Airport (28 m, Nunavut) |
2 |
|
| Nome Aeroporto (6 m, Alasca) |
0 |
>2500m |
| Siskiyou (807 m, Califórnia) |
0 |
|
| Clines Corner (2160 m, Novo México) |
0 |
|
| Port Hawkesbury Aeroporto (114 m, Nova Escócia) |
8 |
300-600m |
| Brookings Regional Airport (502 m, Dakota do Sul) |
8 |
|
| Greeley- Weld County Airport (1420 m, Colorado) |
6 |
|
| Ogoki Post Airport (181 m, Ontário) |
8 |
600-1000m |
| Clyde AP (27 m, Nunavut) |
0 |
>2500m |
| Buchanan Field Airport (7 m, Califórnia) |
0 |
|
| Chino Airport (199 m, Califórnia) |
2 |
|
| Glasgow Aeroporto (693 m, Montana) |
4 |
300-600m |
| North Central State Airport (134 m, Rhode Island) |
0 |
|
| Pocono Mountains Municipal Airport (584 m, Pensilvânia) |
8 |
|
| Gunnison (2339 m, Colorado) |
0 |
|
| Olivia Aeroporto (328 m, Minnesota) |
8 |
|
| University Park Airport (378 m, Pensilvânia) |
2 |
|
| Edmonton Int. Airport (707 m, Alberta) |
5 |
1500-2000m |
| Osceola Aeroporto (275 m, Wisconsin) |
8 |
|
| Glencoe Aeroporto (302 m, Minnesota) |
0 |
|
| Glacier Park Intl. Airport (906 m, Montana) |
0 |
|
| Willmar Municipal Airport (343 m, Minnesota) |
6 |
|
| Cuyahoga County Airport (268 m, Ohio) |
8 |
|
| Edson (925 m, Alberta) |
2 |
>2500m |
| Thief River Falls Regional Airport (340 m, Minnesota) |
0 |
|
| Gjoa Haven Aeroporto (46 m, Nunavut) |
7 |
300-600m |
| Beatrice Municipal (403 m, Nebraska) |
8 |
|
| Sanford Seacoast Regional Airport (74 m, Maine) |
0 |
|
| Door (221 m, Wisconsin) |
8 |
|
| Thompson Aeroporto (216 m, Manitoba) |
6 |
>2500m |
| Saguache (2385 m, Colorado) |
0 |
|
| Ortonville (335 m, Minnesota) |
8 |
|
| Aeroporto Internacional de Whitehorse E (706 m, Yukon) |
3 |
>2500m |
| Plattsmouth Aeroporto (366 m, Nebraska) |
8 |
|
| Aeroporto Internacional de Las Vegas (664 m, Nevada) |
4 |
>2500m |
| Keystone Heights Aeroporto (60 m, Flórida) |
0 |
|
norte - sul