| estações: 2819
|
nebulosidade |
base |
| Aeroporto de Cleveland Burke Lakefront (178 m, Ohio) |
8 |
|
| Hamilton Aeroporto (238 m, Ontário) |
8 |
1000-1500m |
| Bathurst Arpt(Awrs) (59 m, Nova Brunswick) |
8 |
|
| Cambridge Bay Airport (23 m, Nunavut) |
8 |
200-300m |
| Beresford Airport (59 m, Nova Brunswick) |
8 |
>2500m |
| Niagara Falls Intl. Airport (180 m, Nova Iorque) |
8 |
|
| Saint-Hubert Airport (28 m, Quebec) |
8 |
2000-2500m |
| Kindersley Regional Airport (698 m, Saskatchewan) |
1 |
>2500m |
| St.Anthony A (32 m, Terra Nova) |
8 |
300-600m |
| Florida Keys Marathon Airport (2 m, Flórida) |
8 |
|
| Gander Aeroporto (151 m, Terra Nova) |
7 |
1000-1500m |
| Phoenix (422 m, Arizona) |
6 |
|
| Kugluktuk Aeroporto (23 m, Nunavut) |
8 |
100-200m |
| Sydney Aeroporto (72 m, Nova Escócia) |
5 |
>2500m |
| Yarmouth Airport (46 m, Nova Escócia) |
7 |
>2500m |
| Brevoort Island Airport (376 m, Nunavut) |
8 |
50-100m |
| Churchill Airport (29 m, Manitoba) |
8 |
2000-2500m |
| Toronto/Pearson Airport (173 m, Ontário) |
8 |
1500-2000m |
| Aeroporto Internacional Logan (9 m, Massachusetts) |
6 |
>2500m |
| Kuujjuaq Airport (44 m, Quebec) |
8 |
100-200m |
| Spokane Aeroporto (721 m, Washington) |
6 |
100-200m |
| Gillette (1230 m, Wyoming) |
0 |
|
| Montreal Aeroporto Trudeau (34 m, Quebec) |
8 |
2000-2500m |
| Dixon Aeroporto (1996 m, Wyoming) |
0 |
|
| Aeroporto de Yellowknife (206 m, Territórios do Noroeste) |
8 |
1500-2000m |
| Dayton Intl. Airport (306 m, Ohio) |
8 |
>2500m |
| Base aérea Malmstrom (1056 m, Montana) |
6 |
|
| Hot Springs (1153 m, Virgínia) |
0 |
|
| Cape Parry AP (14 m, Territórios do Noroeste) |
8 |
300-600m |
| Liverpool Bay (102 m, Territórios do Noroeste) |
8 |
100-200m |
| Sandspit (6 m, Colúmbia Britânica) |
8 |
1500-2000m |
| Cartwright Aeroporto (15 m, Terra Nova) |
7 |
>2500m |
| Travis Air Force Base (22 m, Califórnia) |
0 |
|
| Halifax Aeroporto (145 m, Nova Escócia) |
4 |
>2500m |
| Cuyahoga County Airport (268 m, Ohio) |
4 |
|
| Port Hawkesbury Aeroporto (114 m, Nova Escócia) |
8 |
>2500m |
| Mansfield Lahm Regional Airport (395 m, Ohio) |
6 |
|
| Peace River Airport (580 m, Alberta) |
2 |
>2500m |
| Qikiqtarjuaq (6 m, Nunavut) |
8 |
600-1000m |
| London Aeroporto (278 m, Ontário) |
8 |
600-1000m |
| Charlottetown Aeroporto (79 m, Ilhas do Príncipe Eduardo) |
4 |
>2500m |
| Buffalo Niagara Intl. Airport (219 m, Nova Iorque) |
8 |
2000-2500m |
| Provincetown Aeroporto (2 m, Massachusetts) |
0 |
|
| Lorain (242 m, Ohio) |
6 |
|
| Deer Lake Aeroporto (29 m, Terra Nova) |
8 |
600-1000m |
| Toronto Islands Aeroporto (77 m, Ontário) |
8 |
1000-1500m |
| Great Falls Intl. Airport (1116 m, Montana) |
4 |
|
| Tangier (2 m, Texas) |
6 |
|
| Burlington Intl. Airport (104 m, Vermont) |
2 |
>2500m |
| Indianapolis Intl. Airport (246 m, Indiana) |
8 |
300-600m |
| Witham Field (6 m, Flórida) |
0 |
|
| Henderson Executive Airport (749 m, Nevada) |
0 |
|
| Val-d'Or (337 m, Califórnia) |
8 |
300-600m |
| Manhattan (48 m, Nova Iorque) |
4 |
1500-2000m |
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Findlay Airport (247 m, Ohio) |
6 |
|
| Red Deer Regional Airport (904 m, Alberta) |
8 |
2000-2500m |
| Lloydminster Airport (669 m, Alberta) |
0 |
>2500m |
| Toledo Executive Airport (189 m, Ohio) |
6 |
|
| Wilmington Aeroporto (326 m, Pensilvânia) |
6 |
|
| Waterloo Well Airport (315 m, Ontário) |
8 |
600-1000m |
| Newark- Heath Airport (269 m, Ohio) |
6 |
|
| Akron Executive Airport (326 m, Ohio) |
8 |
|
| Erie Intl. Airport (225 m, Pensilvânia) |
8 |
|
| Estação Aeronaval de Arma (696 m, Califórnia) |
0 |
|
| Palmdale Regional Airport (774 m, Califórnia) |
0 |
|
| Waco Regional Airport (155 m, Texas) |
0 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
4 |
|
| Pincher Creek (1190 m, Alberta) |
8 |
|
| Draughon- Miller Central Texas Regional (208 m, Texas) |
8 |
|
| Rowley Island (41 m, Nunavut) |
8 |
300-600m |
| Delaware (286 m, Indiana) |
8 |
|
| Taloyoak Aeroporto (28 m, Nunavut) |
8 |
300-600m |
| Eureka Aeroporto (11 m, Nunavut) |
8 |
200-300m |
| Illinois Valley Regional Airport (199 m, Illinois) |
8 |
|
| Aeroporto Internacional de São F (5 m, Califórnia) |
2 |
|
| Goodland Municipal Airport (1124 m, Kansas) |
0 |
|
| Aeroporto internacional de Norfolk (9 m, Virgínia) |
0 |
>2500m |
| Clyde AP (27 m, Nunavut) |
8 |
600-1000m |
| Dawson Creek Aeroporto (655 m, Colúmbia Britânica) |
0 |
>2500m |
| Cut Bank Aeroporto (1169 m, Montana) |
2 |
|
| Mont-Joli Aeroporto (54 m, Quebec) |
8 |
200-300m |
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Puvirnituq (23 m, Quebec) |
8 |
|
| Bowers Airport (527 m, Washington) |
0 |
|
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Willoughby (191 m, Ohio) |
8 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
0 |
|
| Base da Guarda Nacional do Ar de Otis (40 m, Massachusetts) |
0 |
|
| Nantucket Memorial Airport (13 m, Massachusetts) |
4 |
|
| Bishop Intl. Airport (233 m, Michigan) |
8 |
|
| Fort St. John Airport (695 m, Colúmbia Britânica) |
2 |
>2500m |
| Yuma Intl. Airport (65 m, Arizona) |
0 |
|
| Fort Nelson Airport (389 m, Colúmbia Britânica) |
0 |
>2500m |
| Spence Bay Airport (28 m, Nunavut) |
8 |
|
| Frobisher/Iqaluit Airport (34 m, Nunavut) |
2 |
|
| Fredericton Intl. Airport (31 m, Nova Brunswick) |
8 |
>2500m |
| Key West Aeroporto (5 m, Flórida) |
6 |
600-1000m |
| Milwaukee Mitchell Intl. Airport (211 m, Wisconsin) |
4 |
|
| Redwood Falls Muni (312 m, Minnesota) |
0 |
|
| Slave Lake Aeroporto (583 m, Alberta) |
8 |
|
| Luke Air Force Base (331 m, Arizona) |
6 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
0 |
>2500m |
| Warsaw Municipal Airport (259 m, Indiana) |
8 |
|
| Naval Air Station Patuxent River (14 m, Maryland) |
0 |
|
| Wellsville Municipal Airport (646 m, Nova Iorque) |
0 |
|
| Kokomo Municipal Airport (253 m, Indiana) |
8 |
|
| Eastern Sierra Regional Airport (1263 m, Califórnia) |
0 |
|
| Indianapolis Executive Airport (281 m, Indiana) |
8 |
|
| CFB Bagotville (159 m, Quebec) |
8 |
|
| St. Inigoes (6 m, Maryland) |
0 |
|
| Caribou Aeroporto (191 m, Maine) |
4 |
>2500m |
| Perot Field Fort Worth Alliance Airport (220 m, Texas) |
8 |
|
| Martha's Vineyard Airport (21 m, Massachusetts) |
0 |
|
| Beverly Regional Airport (33 m, Massachusetts) |
0 |
|
| Fort Worth Meacham Intl. Airport (216 m, Texas) |
4 |
|
| Scholes International Airport at Galves (16 m, Texas) |
0 |
|
| Aeroporto Internacional de Cleveland Ho (245 m, Ohio) |
8 |
1000-1500m |
| Pompano Beach Aeroporto (7 m, Flórida) |
2 |
|
| Shelbyville Municipal Airport (245 m, Indiana) |
8 |
|
| Aeroporto MacArthur de Long (30 m, Nova Iorque) |
0 |
|
| Kickapoo Downtown Airport (304 m, Texas) |
8 |
|
| Rawson Lake (305 m, Ontário) |
0 |
|
| Aeroporto Metropolitano de Detroit Wayn (202 m, Michigan) |
6 |
1000-1500m |
| Caldwell Aeroporto (119 m, Texas) |
8 |
|
| Wheeler-Sack Army Airfield (207 m, Nova Iorque) |
8 |
|
| Gagetown Awos A (51 m, Nova Brunswick) |
0 |
>2500m |
| Henry County Airport (177 m, Tennessee) |
8 |
|
| Port Aransas Aeroporto (2 m, Texas) |
4 |
|
| Rocksprings Aeroporto (723 m, Texas) |
2 |
|
| Pontiac Oakland (299 m, Michigan) |
8 |
|
| Aeroporto LaGuardia (9 m, Nova Iorque) |
0 |
>2500m |
| Selfridge Air National Guard Base (177 m, Michigan) |
4 |
|
| Watertown Intl. Airport (99 m, Nova Iorque) |
0 |
|
| Grosse Ile Municipal Airport (176 m, Michigan) |
6 |
|
| Aeroporto Memorial Sikorsky (5 m, Connecticut) |
0 |
|
| Clines Corner (2160 m, Novo México) |
0 |
|
| Andrews Aeroporto (967 m, Texas) |
6 |
|
| Waukesha (284 m, Wisconsin) |
0 |
|
| Bradley Intl. Airport (55 m, Connecticut) |
6 |
|
| Blue Grass Airport (301 m, Kentucky) |
8 |
|
| Carrizo Hill Aeroporto (183 m, Texas) |
6 |
|
| Laramie Aeroporto (2218 m, Wyoming) |
0 |
|
| Edward F. Knapp State Airport (355 m, Vermont) |
0 |
|
| Churchill Falls (440 m, Califórnia) |
7 |
300-600m |
| Academia da Força Aérea d (1999 m, Colorado) |
2 |
|
| Kemmerer Municipal Airport (2220 m, Wyoming) |
0 |
|
| Chautauqua (525 m, Nova Iorque) |
8 |
|
| Tacoma Narrows Airport (89 m, Washington) |
8 |
|
| Greater Binghamton Airport (497 m, Nova Iorque) |
0 |
|
| Miles City Airport (801 m, Montana) |
0 |
|
| Churchill Falls Airport (435 m, Terra Nova) |
6 |
|
| Dover Base Housing (9 m, Delaware) |
0 |
|
| Sarnia Chris Hadfield Airport (181 m, Ontário) |
8 |
>2500m |
| Arlington Aeroporto (192 m, Texas) |
0 |
|
| Mount Vernon Airport (146 m, Illinois) |
8 |
|
| Langley Air Force Base (6 m, Virgínia) |
0 |
|
| East Hampton Airport (17 m, Nova Iorque) |
0 |
|
| Buchanan Field Airport (7 m, Califórnia) |
0 |
|
| Minot Intl. Airport (522 m, Dakota do Norte) |
0 |
|
| Goose (49 m, Terra Nova) |
6 |
|
| Mary's Harbour Aeroporto (12 m, Terra Nova) |
4 |
|
| Gainesville Municipal Airport (256 m, Texas) |
8 |
|
| Olympia Regional Airport (61 m, Washington) |
4 |
|
| Huntingburg Aeroporto (161 m, Indiana) |
8 |
|
| Aeroporto Internacional de Phoenix Sky (337 m, Arizona) |
6 |
|
| Springbank (1201 m, Alberta) |
8 |
|
| Delta Aeroporto (1451 m, Utah) |
0 |
|
| Daviess County Airport (144 m, Indiana) |
8 |
|
| Frankfort Municipal Airport (262 m, Indiana) |
8 |
|
| Greater Kankakee Airport (192 m, Illinois) |
8 |
|
| Dauphin Aeroporto (305 m, Manitoba) |
0 |
>2500m |
| Saint John Aeroporto (111 m, Nova Brunswick) |
7 |
50-100m |
| Albert Whitted Airport (2 m, Flórida) |
0 |
|
| West Bend Municipal Airport (270 m, Wisconsin) |
0 |
|
| Mary’s Harbour (11 m, Terra Nova) |
7 |
>2500m |
| Hermiston Municipal Airport (195 m, Oregon) |
2 |
|
| Waukegan National Airport (222 m, Illinois) |
2 |
|
| Decatur Airport (208 m, Illinois) |
8 |
|
| Crawfordsville Regional Airport (244 m, Indiana) |
8 |
|
| Sidney Municipal Airport (1312 m, Nebraska) |
0 |
|
| Mercury/Desert Rock (1006 m, Nevada) |
0 |
|
| Eastern Slopes Regional Airport (137 m, Maine) |
0 |
|
| DeKalb Aeroporto (279 m, Illinois) |
6 |
|
| Walla Walla Aeroporto (355 m, Washington) |
4 |
|
| Worcester Aeroporto (308 m, Massachusetts) |
0 |
|
| Ilha de San Clemente Aeroporto (52 m, Califórnia) |
8 |
|
| Aeroporto Internacional de Lambert (172 m, Missouri) |
8 |
|
| Grand Junction Regional Airport (1472 m, Colorado) |
0 |
|
| Jonesboro Municipal Airport (80 m, Arkansas) |
8 |
|
| Aeroporto Internacional de Fort Lauderd (7 m, Flórida) |
6 |
|
| Aeroporto Internacional de Dallas/Fort (182 m, Texas) |
6 |
>2500m |
| Clinton Regional Airport (492 m, Oklahoma) |
6 |
|
| North Perry Airport (3 m, Flórida) |
6 |
|
| La Junta Municipal Airport (1278 m, Colorado) |
0 |
|
| Aeroporto Internacional de Oakland (6 m, Califórnia) |
6 |
|
| Mondell Fld AP (1272 m, Wyoming) |
0 |
|
| Litchfield Municipal Airport (210 m, Illinois) |
8 |
|
| Crosby Aeroporto (594 m, Dakota do Norte) |
0 |
|
| Central Illinois Regional Airport (267 m, Illinois) |
8 |
|
| Monroe County Airport (258 m, Indiana) |
8 |
|
| Aeroporto Internacional de Salt Lake (1288 m, Utah) |
2 |
>2500m |
| Walden Aeroporto (2485 m, Colorado) |
0 |
|
| Baker Lake Aeroporto (18 m, Nunavut) |
8 |
2000-2500m |
norte - sul