| estações: 2889
|
nebulosidade |
base |
| Idaho County Airport (1010 m, Idaho) |
8 |
|
| Clines Corner (2160 m, Novo México) |
0 |
|
| Aeroporto Internacional Logan (9 m, Massachusetts) |
2 |
1000-1500m |
| Inukjuak (25 m, Quebec) |
8 |
600-1000m |
| Halifax Aeroporto (145 m, Nova Escócia) |
8 |
600-1000m |
| Dubois Aeroporto (2224 m, Wyoming) |
8 |
|
| Naujaat Aeroporto (24 m, Nunavut) |
0 |
|
| Dixon Aeroporto (1996 m, Wyoming) |
8 |
|
| Base da Guarda Nacional do Ar de Otis (40 m, Massachusetts) |
0 |
|
| Hanscom Field (41 m, Massachusetts) |
4 |
|
| Driggs Aeroporto (1898 m, Idaho) |
8 |
|
| Walla Walla Aeroporto (355 m, Washington) |
6 |
|
| Kamloops Airport (345 m, Colúmbia Britânica) |
7 |
1000-1500m |
| Ilhas da Madalena Aeroporto (18 m, Quebec) |
6 |
600-1000m |
| Saglek Bay (501 m, Califórnia) |
0 |
>2500m |
| Buena Vista Aeroporto (2422 m, Colorado) |
0 |
|
| Blanc-Sablon Airport (32 m, Quebec) |
8 |
1000-1500m |
| Nantucket Memorial Airport (13 m, Massachusetts) |
0 |
|
| Clinton/Bleibler Ranch Aerodrome (1128 m, Colúmbia Britânica) |
8 |
|
| Kangirsuk (117 m, Quebec) |
8 |
|
| Cartwright Aeroporto (15 m, Terra Nova) |
8 |
600-1000m |
| Milford Municipal (1536 m, Utah) |
0 |
>2500m |
| Base Aérea Fairchild (743 m, Washington) |
4 |
|
| Manhattan (48 m, Nova Iorque) |
0 |
>2500m |
| Casper (1612 m, Wyoming) |
2 |
|
| Rexburg (1481 m, Idaho) |
8 |
|
| Lehigh Valley Intl. Airport (117 m, Pensilvânia) |
8 |
|
| Makkovik Aeroporto (71 m, Terra Nova) |
8 |
|
| Norwood Memorial Airport (15 m, Massachusetts) |
0 |
|
| Ogden-Hinckley Airport (1362 m, Utah) |
0 |
|
| Provincetown Aeroporto (2 m, Massachusetts) |
0 |
|
| Miramichi AP (31 m, Nova Brunswick) |
8 |
300-600m |
| Roberts Field (932 m, Oregon) |
0 |
|
| Hall Beach (8 m, Califórnia) |
8 |
600-1000m |
| Stephenville Intl. Airport (9 m, Terra Nova) |
8 |
600-1000m |
| Buffalo Aeroporto (1514 m, Wyoming) |
0 |
|
| Venice Municipal Airport (6 m, Flórida) |
0 |
|
| Mary’s Harbour (11 m, Terra Nova) |
8 |
1500-2000m |
| Sydney Aeroporto (72 m, Nova Escócia) |
8 |
600-1000m |
| Sandspit (6 m, Colúmbia Britânica) |
4 |
1000-1500m |
| Sherbrooke Airport (242 m, Quebec) |
7 |
600-1000m |
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
0 |
|
| Portsmouth International Airport at Pea (31 m, Nova Hampshire) |
4 |
|
| Mary's Harbour Aeroporto (12 m, Terra Nova) |
8 |
|
| Millville Executive Airport (25 m, Nova Jersey) |
0 |
|
| Fosston (388 m, Minnesota) |
8 |
|
| Lawrence Municipal Airport (45 m, Maine) |
0 |
|
| Mission Field (1418 m, Montana) |
8 |
|
| Kugluktuk Aeroporto (23 m, Nunavut) |
0 |
600-1000m |
| Brigham City Aeroporto (1288 m, Utah) |
0 |
|
| Coral Harbour Airport (64 m, Nunavut) |
0 |
2000-2500m |
| Helena Regional Airport (1188 m, Montana) |
4 |
|
| Sanford Seacoast Regional Airport (74 m, Maine) |
0 |
|
| Port Hardy Airport (22 m, Colúmbia Britânica) |
4 |
600-1000m |
| Cut Bank Aeroporto (1169 m, Montana) |
6 |
|
| Comox (26 m, Colúmbia Britânica) |
2 |
|
| Quonset State Airport (6 m, Rhode Island) |
0 |
|
| Albert Whitted Airport (2 m, Flórida) |
0 |
|
| Masset Airport (8 m, Colúmbia Britânica) |
6 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Pocono Mountains Municipal Airport (584 m, Pensilvânia) |
6 |
|
| Taunton Municipal Airport (13 m, Massachusetts) |
0 |
|
| Laramie Aeroporto (2218 m, Wyoming) |
8 |
|
| Martha's Vineyard Airport (21 m, Massachusetts) |
2 |
|
| Francis S. Gabreski Airport (20 m, Nova Iorque) |
0 |
|
| Moncton Aeroporto (71 m, Nova Brunswick) |
5 |
600-1000m |
| Reno Stead Airport (1539 m, Nevada) |
0 |
|
| Walden Aeroporto (2485 m, Colorado) |
8 |
|
| Hall Beach Airport (7 m, Nunavut) |
6 |
|
| Felts Field Airport (595 m, Washington) |
8 |
|
| Saint John Aeroporto (111 m, Nova Brunswick) |
4 |
600-1000m |
| Kangiqsualujjuaq Airport (60 m, Quebec) |
8 |
|
| Friedman Memorial Airport (1620 m, Idaho) |
4 |
|
| Pocatello Regional Airport (1365 m, Idaho) |
4 |
|
| Jerome (1233 m, Idaho) |
2 |
|
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
|
| Keesler Air Force Base (10 m, Mississippi) |
6 |
|
| Burley Municipal Airport (1267 m, Idaho) |
0 |
|
| Miley Memorial Field Airport (2124 m, Wyoming) |
6 |
|
| Aeroporto Internacional de Newark (9 m, Nova Jersey) |
2 |
|
| Gwinner Aeroporto (386 m, Dakota do Norte) |
8 |
|
| Lebanon Municipal Airport (182 m, Nova Hampshire) |
2 |
|
| Nashua Airport (61 m, Nova Hampshire) |
4 |
|
| Spokane Aeroporto (721 m, Washington) |
6 |
200-300m |
| Naval Air Station Key West (2 m, Flórida) |
8 |
|
| Dover Base Housing (9 m, Delaware) |
0 |
|
| Westover Metropolitan Airport (75 m, Massachusetts) |
2 |
|
| Aeroporto Memorial Sikorsky (5 m, Connecticut) |
0 |
|
| Montreal Aeroporto Trudeau (34 m, Quebec) |
0 |
600-1000m |
| Olympia Regional Airport (61 m, Washington) |
8 |
|
| Aeroporto Internacional John F. Kennedy (7 m, Nova Iorque) |
2 |
1000-1500m |
| CFB Bagotville (159 m, Quebec) |
6 |
|
| McChord Air Force Base (88 m, Washington) |
8 |
|
| Roberval Aeroporto (187 m, Quebec) |
0 |
>2500m |
| Newport (73 m, Arkansas) |
0 |
|
| Perry Stokes Airport (1756 m, Colorado) |
0 |
|
| Ottawa Int AP (114 m, Ontário) |
0 |
0-50m |
| Sanderson Field Airport (85 m, Washington) |
0 |
|
| Bowerman Airport (3 m, Washington) |
6 |
|
| Saint-Hubert Airport (28 m, Quebec) |
0 |
>2500m |
| Natashquan Airport (11 m, Quebec) |
4 |
2000-2500m |
| Crater Lake (1244 m, Oregon) |
2 |
|
| Plymouth Municipal Airport (45 m, Massachusetts) |
0 |
|
| Orange Aeroporto (164 m, Massachusetts) |
4 |
|
| Destin (29 m, Flórida) |
0 |
|
| Patrick Space Force Base (3 m, Flórida) |
0 |
|
| Beverly Regional Airport (33 m, Massachusetts) |
0 |
|
| Lancaster Aeroporto (123 m, Pensilvânia) |
6 |
|
| Florida Keys Marathon Airport (2 m, Flórida) |
8 |
|
| University Park Airport (378 m, Pensilvânia) |
6 |
|
| New Bedford Regional Airport (23 m, Massachusetts) |
0 |
|
| Pittsfield Municipal Airport (364 m, Massachusetts) |
6 |
|
| Worcester Aeroporto (308 m, Massachusetts) |
0 |
|
| Tyndall AFB (13 m, Flórida) |
0 |
|
| North Central State Airport (134 m, Rhode Island) |
0 |
|
| Newport State Airport (52 m, Rhode Island) |
0 |
|
| Baker Lake Aeroporto (18 m, Nunavut) |
8 |
600-1000m |
| Knox County Regional Airport (17 m, Maine) |
0 |
|
| Hurlburt Field (11 m, Flórida) |
0 |
|
| Churchill Falls (440 m, Califórnia) |
0 |
>2500m |
| Michel-Pouliot Gaspé Airport (35 m, Quebec) |
4 |
600-1000m |
| Cape Parry AP (14 m, Territórios do Noroeste) |
0 |
>2500m |
| Guymon Aeroporto (952 m, Oklahoma) |
0 |
|
| Estação Aeronaval de Pens (9 m, Flórida) |
2 |
|
| Peter O. Knight Airport (2 m, Flórida) |
8 |
|
| Great Bend Municipal Airport (575 m, Kansas) |
8 |
|
| Havre (792 m, Montana) |
8 |
|
| Churchill Falls Airport (435 m, Terra Nova) |
0 |
|
| Russell Aeroporto (566 m, Kansas) |
6 |
|
| Gerald R. Ford Intl. Airport (245 m, Michigan) |
8 |
300-600m |
| Akulivik Aeroporto (9 m, Quebec) |
8 |
|
| Burns Municipal Airport (1271 m, Oregon) |
0 |
|
| Fitchburg Municipal Airport (106 m, Massachusetts) |
0 |
|
| Ormond Beach Municipal Airport (9 m, Flórida) |
0 |
|
| Spirit of St. Louis Airport (140 m, Missouri) |
8 |
|
| Laconia Municipal Airport (166 m, Nova Hampshire) |
0 |
|
| Gjoa Haven Aeroporto (46 m, Nunavut) |
0 |
>2500m |
| Aeroporto MacArthur de Long (30 m, Nova Iorque) |
2 |
|
| Elkhart (1099 m, Kansas) |
0 |
|
| Maverick County Memorial IAP (270 m, Texas) |
2 |
|
| Sarasota (9 m, Flórida) |
0 |
|
| Huron Aeroporto (393 m, Dakota do Sul) |
8 |
1000-1500m |
| Southwest Oregon Regional Airport (1 m, Oregon) |
4 |
|
| Newport Municipal Airport (37 m, Oregon) |
8 |
|
| Moore County Airport (1129 m, Texas) |
0 |
|
| Stewart Intl. Airport (150 m, Nova Iorque) |
4 |
|
| Evanston Aeroporto (2177 m, Wyoming) |
0 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
0 |
|
| Hudson Valley Regional Airport (51 m, Nova Iorque) |
0 |
|
| Ocala Intl. Airport (27 m, Flórida) |
0 |
|
| Arviat (10 m, Nunavut) |
8 |
1500-2000m |
| Aeroporto Internacional de Filadé (9 m, Pensilvânia) |
4 |
|
| Burlington Intl. Airport (104 m, Vermont) |
2 |
2000-2500m |
| Linden Airport (7 m, Nova Jersey) |
0 |
|
| Chatham Municipal Airport (19 m, Massachusetts) |
0 |
|
| Dothan Regional Airport (122 m, Alabama) |
0 |
|
| Clayton Municipal Airpark (1515 m, Novo México) |
0 |
|
| DuBois Aeroporto (554 m, Pensilvânia) |
6 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
0 |
|
| Brookhaven Airport (25 m, Nova Iorque) |
0 |
|
| Johnstown (696 m, Pensilvânia) |
8 |
|
| Henderson (117 m, Kentucky) |
0 |
|
| Harrisburg Intl. Airport (94 m, Pensilvânia) |
6 |
|
| Westchester (121 m, Nova Iorque) |
2 |
|
| Cairo Aeroporto (98 m, Illinois) |
0 |
|
| Aeroporto Internacional de Portland (19 m, Maine) |
2 |
300-600m |
| Jacksonville Aeroporto (190 m, Illinois) |
8 |
|
| Garner Field (287 m, Texas) |
0 |
|
| Jonesboro Municipal Airport (80 m, Arkansas) |
0 |
|
| Mobile Regional Airport (67 m, Alabama) |
6 |
|
| Aeroporto Nacional Ronald Reagan de Was (20 m, Virgínia) |
2 |
1000-1500m |
| Aeroporto Internacional Washington Dull (98 m, Virgínia) |
2 |
|
| Tasiujaq (31 m, Quebec) |
6 |
|
| Brooksville- Tampa Bay Regional Airport (20 m, Flórida) |
0 |
|
| Whale Cove Aeroporto (20 m, Nunavut) |
8 |
|
| Doylestown Airport (120 m, Pensilvânia) |
0 |
|
| Ellsworth Air Force Base (979 m, Dakota do Sul) |
8 |
|
| Allentown Queen City Municipal Airport (122 m, Pensilvânia) |
4 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Naval Air Station Corpus Christi (6 m, Texas) |
0 |
|
| Aeroporto Internacional Rhode (19 m, Rhode Island) |
2 |
|
| Block (33 m, Rhode Island) |
0 |
|
| Glasgow Aeroporto (693 m, Montana) |
8 |
|
| Base aérea Andrews (88 m, Maryland) |
0 |
|
| Pangborn Memorial Airport (379 m, Washington) |
8 |
|
| Houlton Intl. Airport (150 m, Maine) |
8 |
|
| Punta Gorda Airport (7 m, Flórida) |
0 |
|
| Aeroporto Internacional de Tucson (779 m, Arizona) |
0 |
|
| Charlottetown Aeroporto (79 m, Ilhas do Príncipe Eduardo) |
7 |
600-1000m |
| Northern Aroostook Regional Airport (301 m, Maine) |
6 |
|
| Mount Carmel Aeroporto (131 m, Illinois) |
8 |
|
| Rankin Inlet Aeroporto (29 m, Nunavut) |
6 |
>2500m |
| Cambridge Bay Airport (23 m, Nunavut) |
7 |
1500-2000m |
| Aeroporto de Wilmington (24 m, Delaware) |
0 |
|
| Page Field (4 m, Flórida) |
0 |
|
| Mont-Joli Aeroporto (54 m, Quebec) |
4 |
600-1000m |
| Coast Guard Air Station Port Angeles (4 m, Washington) |
0 |
|
| Worthington (480 m, Minnesota) |
0 |
|
| Veterans Airport of Southern Illinois (144 m, Illinois) |
6 |
|
| Tweed New Haven Airport (4 m, Connecticut) |
0 |
|
| Sept-Îles Aeroporto (55 m, Quebec) |
2 |
|
| Hot Springs (1153 m, Virgínia) |
8 |
|
| Groton (3 m, Connecticut) |
0 |
|
| Danbury Municipal Airport (139 m, Connecticut) |
0 |
|
| Naples Airport (3 m, Flórida) |
4 |
|
| Miller Air Park (25 m, Nova Jersey) |
0 |
|
| Estação da Força E (3 m, Flórida) |
0 |
|
| Decatur Airport (208 m, Illinois) |
8 |
|
| Tracy Municipal Airport (408 m, Minnesota) |
0 |
|
| Key West Aeroporto (5 m, Flórida) |
8 |
1000-1500m |
| Canby Aeroporto (364 m, Minnesota) |
4 |
|
| New Orleans (NAS) (0 m, Luisiana) |
4 |
|
| Lakeland Linder Intl. Airport (1 m, Flórida) |
0 |
|
| Marco Island Airport (2 m, Flórida) |
8 |
|
| Goose (49 m, Terra Nova) |
8 |
|
| Aeroporto LaGuardia (9 m, Nova Iorque) |
2 |
1000-1500m |
| Aeroporto Internacional de Lambert (172 m, Missouri) |
8 |
|
| Concord Municipal Airport (105 m, Nova Hampshire) |
4 |
1000-1500m |
| Beresford Airport (59 m, Nova Brunswick) |
7 |
600-1000m |
| Aeroporto Internacional de Jackson-Medg (91 m, Mississippi) |
2 |
>2500m |
| Pensacola Intl. Airport (37 m, Flórida) |
0 |
>2500m |
| Mahnomen Aeroporto (379 m, Minnesota) |
8 |
|
| Atlantic City Aeroporto (20 m, Nova Jersey) |
0 |
|
| Republic Airport (25 m, Nova Iorque) |
0 |
|
| Sunnyside Muni (234 m, Washington) |
0 |
|
| Plymouth Airport (158 m, Nova Hampshire) |
0 |
|
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Sable Island (1 m, Nova Escócia) |
8 |
1000-1500m |
| Sable Island Airport (5 m, Nova Escócia) |
8 |
|
| H. L. Sonny Callahan Airport (28 m, Alabama) |
4 |
|
| Dillant (149 m, Nova Hampshire) |
0 |
|
| Skyhaven Airport (98 m, Nova Hampshire) |
0 |
|
| McGuire AFB (41 m, Nova Jersey) |
0 |
|
| Aeroporto de Teterboro (3 m, Nova Jersey) |
0 |
|
| Monmouth Executive Airport (48 m, Nova Jersey) |
0 |
|
| Cape May Airport (7 m, Nova Jersey) |
0 |
|
| Powell Aeroporto (1552 m, Wyoming) |
4 |
|
| Melbourne Orlando Intl. Airport (10 m, Flórida) |
0 |
|
| Grant County Airport (1638 m, Novo México) |
0 |
|
| Pompano Beach Aeroporto (7 m, Flórida) |
6 |
|
| Las Vegas Municipal Airport (2092 m, Novo México) |
0 |
|
| Space Coast Regional Airport (11 m, Flórida) |
0 |
|
| Kemmerer Municipal Airport (2220 m, Wyoming) |
4 |
|
| Shively Field Airport (2138 m, Wyoming) |
8 |
|
| Ft Severn (15 m, Ontário) |
8 |
600-1000m |
| Oshawa (140 m, Ontário) |
8 |
1000-1500m |
| Greater Rochester Intl. Airport (169 m, Nova Iorque) |
8 |
|
| Enterprise Aeroporto (110 m, Alabama) |
0 |
|
| Massena Intl. Airport (65 m, Nova Iorque) |
0 |
|
| Adirondack Regional Airport (507 m, Nova Iorque) |
4 |
|
| Schenectady (115 m, Nova Iorque) |
4 |
|
| Orange County Airport (111 m, Nova Iorque) |
6 |
|
| Oswego (145 m, Nova Iorque) |
8 |
|
| Vero Beach Regional Airport (8 m, Flórida) |
0 |
|
| Dryden Aeroporto (413 m, Ontário) |
8 |
1000-1500m |
| Winterhaven (44 m, Flórida) |
0 |
|
| Northeast Florida Regional Airport (3 m, Flórida) |
0 |
|
| Leesburg Intl. Airport (125 m, Flórida) |
0 |
|
| Kissimmee Gateway Airport (25 m, Flórida) |
0 |
|
| Duke Field (57 m, Flórida) |
0 |
|
| Northwest Florida Beaches Intl. Airport (21 m, Flórida) |
0 |
|
| New Smyrna Beach Municipal Airport (3 m, Flórida) |
0 |
|
| Tarboro Aeroporto (16 m, Carolina do Norte) |
0 |
|
| Harrisburg (121 m, Illinois) |
6 |
|
| Flagler County Airport (10 m, Flórida) |
0 |
|
norte - sul