| estações: 2575
|
nebulosidade |
base |
| San Angelo Regional Airport (582 m, Texas) |
8 |
1000-1500m |
| Valley Intl. Airport (10 m, Texas) |
2 |
|
| Shingle Point Airport (49 m, Yukon) |
0 |
>2500m |
| La Junta Municipal Airport (1278 m, Colorado) |
2 |
|
| Elk City Regional Business Airport (610 m, Oklahoma) |
4 |
|
| Peace River Airport (580 m, Alberta) |
7 |
2000-2500m |
| Big Spring Aeroporto (784 m, Texas) |
0 |
|
| Piedmont Triad Intl. Airport (277 m, Carolina do Norte) |
8 |
600-1000m |
| Pincher Creek Aeroporto (1190 m, Alberta) |
7 |
1500-2000m |
| Cavern City Airport (985 m, Novo México) |
0 |
|
| Crawfordsville Regional Airport (244 m, Indiana) |
6 |
|
| Midland Airpark Airport (854 m, Texas) |
6 |
|
| Lytton (225 m, Colúmbia Britânica) |
4 |
2000-2500m |
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Andrews Aeroporto (967 m, Texas) |
0 |
|
| Kingman Airport (1033 m, Arizona) |
0 |
>2500m |
| Frederick Regional Airport (377 m, Oklahoma) |
2 |
|
| Altus/Quartz Mountain Regional Airport (437 m, Oklahoma) |
0 |
|
| Sterling Aeroporto (1231 m, Colorado) |
8 |
|
| Gallup Aeroporto (1972 m, Novo México) |
0 |
|
| Clines Corner (2160 m, Novo México) |
0 |
|
| Vernon (386 m, Texas) |
0 |
|
| Brownsville/South Padre (8 m, Texas) |
6 |
600-1000m |
| Victoria Regional Airport (36 m, Texas) |
4 |
1000-1500m |
| Port Isabel Airport (5 m, Texas) |
6 |
|
| Baker Lake Aeroporto (18 m, Nunavut) |
8 |
600-1000m |
| Alice Intl. Airport (52 m, Texas) |
0 |
|
| Inukjuak (25 m, Quebec) |
8 |
300-600m |
| McAllen Miller Intl. Airport (33 m, Texas) |
2 |
|
| Cotulla (144 m, Texas) |
6 |
|
| Kemmerer Municipal Airport (2220 m, Wyoming) |
0 |
|
| Cape Parry AP (14 m, Territórios do Noroeste) |
8 |
50-100m |
| Terrace Aeroporto (217 m, Colúmbia Britânica) |
8 |
1000-1500m |
| Colorado Springs Airport (1881 m, Colorado) |
8 |
|
| Albuquerque Aeroporto (1618 m, Novo México) |
2 |
>2500m |
| Laughlin/Bullhead Intl. Airport (167 m, Arizona) |
4 |
|
| Academia da Força Aérea d (1999 m, Colorado) |
6 |
|
| Raton Municipal Airport (1935 m, Novo México) |
0 |
|
| Riverside Municipal Airport (249 m, Califórnia) |
0 |
|
| Aransas (8 m, Texas) |
6 |
|
| Colorado City (1486 m, Arizona) |
0 |
|
| Killeen (283 m, Texas) |
0 |
|
| Scholes International Airport at Galves (16 m, Texas) |
6 |
|
| Miller Field Airport (792 m, Nebraska) |
0 |
>2500m |
| San Marcos Regional Airport (182 m, Texas) |
6 |
|
| Fort Lauderdale Aeroporto (4 m, Flórida) |
8 |
|
| Treasure Coast Intl. Airport (7 m, Flórida) |
0 |
|
| Childress Municipal Airport (594 m, Texas) |
0 |
|
| Naval Air Station Kingsville Airport (17 m, Texas) |
6 |
|
| Beeville Aeroporto (82 m, Texas) |
0 |
|
| Blackwell Aeroporto (314 m, Oklahoma) |
0 |
|
| Snyder (741 m, Texas) |
6 |
|
| Sidney Municipal Airport (1312 m, Nebraska) |
8 |
|
| South Texas International Airport at Ed (24 m, Texas) |
0 |
|
| Hale County Airport (1028 m, Texas) |
8 |
|
| Saglek Bay (501 m, Califórnia) |
7 |
50-100m |
| Port Aransas Aeroporto (2 m, Texas) |
6 |
|
| Price/Carbon (1799 m, Utah) |
4 |
|
| Kickapoo Downtown Airport (304 m, Texas) |
6 |
|
| Pompano Beach Aeroporto (7 m, Flórida) |
8 |
|
| CFB Borden (224 m, Ontário) |
7 |
1500-2000m |
| Saglek Bay Airport (483 m, Terra Nova) |
6 |
|
| Imperial (997 m, Nebraska) |
8 |
|
| Bryce Canyon Airport (2312 m, Utah) |
0 |
|
| Boca Raton Airport (4 m, Flórida) |
6 |
|
| Rocksprings Aeroporto (723 m, Texas) |
0 |
|
| Sheridan Aeroporto (1209 m, Wyoming) |
8 |
1500-2000m |
| Buffalo Aeroporto (1514 m, Wyoming) |
8 |
|
| Miley Memorial Field Airport (2124 m, Wyoming) |
0 |
|
| Ralph Wenz Field (2160 m, Wyoming) |
4 |
|
| Winnipeg Aeroporto (239 m, Manitoba) |
6 |
|
| McCall Municipal Airport (1530 m, Idaho) |
8 |
|
| Eureka Aeroporto (11 m, Nunavut) |
6 |
300-600m |
| Rankin Inlet Aeroporto (29 m, Nunavut) |
7 |
300-600m |
| Liverpool Bay (102 m, Territórios do Noroeste) |
0 |
>2500m |
| Chadron Municipal Airport (1011 m, Nebraska) |
4 |
|
| Hay River Aeroporto (170 m, Territórios do Noroeste) |
7 |
1000-1500m |
| Moriarty Aeroporto (1889 m, Novo México) |
0 |
|
| Langdon Aeroporto (490 m, Dakota do Norte) |
8 |
|
| Fort St. John Airport (695 m, Colúmbia Britânica) |
4 |
2000-2500m |
| Mandan Aeroporto (593 m, Dakota do Norte) |
8 |
|
| Livermore Municipal Airport (121 m, Califórnia) |
0 |
|
| Newton Municipal Airport (290 m, Iowa) |
6 |
|
| Thompson Aeroporto (216 m, Manitoba) |
2 |
>2500m |
| Wellsboro Aeroporto (577 m, Pensilvânia) |
2 |
|
| Quincy Regional Airport (232 m, Illinois) |
8 |
|
| Maverick County Memorial IAP (270 m, Texas) |
8 |
|
| Clayton Municipal Airpark (1515 m, Novo México) |
0 |
>2500m |
| Huron Aeroporto (393 m, Dakota do Sul) |
2 |
600-1000m |
| Lytton Aeroporto (225 m, Colúmbia Britânica) |
4 |
|
| Roswell Airport (1118 m, Novo México) |
0 |
>2500m |
| Truth or Consequences Municipal Airport (1481 m, Novo México) |
0 |
>2500m |
| Chino Airport (199 m, Califórnia) |
0 |
|
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
6 |
1000-1500m |
| Pincher Creek (1190 m, Alberta) |
6 |
|
| Las Cruces Intl. Airport (1358 m, Novo México) |
0 |
|
| San Jose Intl. Airport (17 m, Califórnia) |
2 |
|
| Grand Junction Regional Airport (1472 m, Colorado) |
8 |
>2500m |
| Deming Municipal Airport (1313 m, Novo México) |
0 |
|
| San Luis Valley Regional Airport (2299 m, Colorado) |
0 |
>2500m |
| Las Vegas Municipal Airport (2092 m, Novo México) |
2 |
|
| Durango (2038 m, Colorado) |
0 |
|
| Lea (1114 m, Novo México) |
0 |
|
| Arcata (18 m, Califórnia) |
0 |
>2500m |
| Alva Regional Airport (449 m, Oklahoma) |
2 |
|
| Garfield County Regional Airport (1691 m, Colorado) |
8 |
|
| Grafton Aeroporto (251 m, Dakota do Norte) |
2 |
|
| Aspen/Pitkin (2384 m, Colorado) |
6 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
8 |
600-1000m |
| Stanton County Municipal Airport (1013 m, Kansas) |
0 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
0 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
6 |
|
| Wray Aeroporto (1087 m, Colorado) |
8 |
|
| Canadian Aeroporto (730 m, Texas) |
8 |
|
| Clinton Regional Airport (492 m, Oklahoma) |
4 |
|
| Indianapolis Intl. Airport (246 m, Indiana) |
6 |
|
| Thomas P. Stafford Airport (489 m, Oklahoma) |
4 |
|
| Corpus Christi Intl. Airport (15 m, Texas) |
6 |
600-1000m |
| Aeroporto Internacional de Palm Beach (6 m, Flórida) |
8 |
300-600m |
| Denton Enterprise Airport (197 m, Texas) |
0 |
|
| Killeen- Fort Hood Regional Airport (309 m, Texas) |
0 |
|
| Base Aérea da Reserva March (468 m, Califórnia) |
0 |
|
| Oxnard Airport (13 m, Califórnia) |
0 |
|
| Sierra Blanca Regional Airport (2076 m, Novo México) |
0 |
|
| Window Rock Aeroporto (2054 m, Arizona) |
0 |
|
| Hawthorne Municipal Airport (19 m, Califórnia) |
0 |
|
| Hawthorne Industrial Airport (1285 m, Nevada) |
0 |
|
| Aeroporto Internacional de Oakland (6 m, Califórnia) |
2 |
|
| Long Beach Airport (12 m, Califórnia) |
0 |
>2500m |
| Aeroporto Internacional de Los Angeles (30 m, Califórnia) |
2 |
300-600m |
| Aeroporto Internacional de Denver (1656 m, Colorado) |
8 |
200-300m |
| Montrose Aeroporto (1755 m, Colorado) |
0 |
|
| Buena Vista Aeroporto (2422 m, Colorado) |
8 |
|
| Fort Morgan Aeroporto (1393 m, Colorado) |
8 |
|
| Aeroporto Internacional do Sudoeste da (9 m, Flórida) |
8 |
|
| Albert Whitted Airport (2 m, Flórida) |
4 |
|
| Rantoul National Aviation Center (225 m, Illinois) |
6 |
|
| Naval Air Station Key West (2 m, Flórida) |
8 |
|
| Florida Keys Marathon Airport (2 m, Flórida) |
8 |
|
| Melbourne Orlando Intl. Airport (10 m, Flórida) |
2 |
|
| Orlando Executive Airport (34 m, Flórida) |
4 |
|
| Vero Beach Regional Airport (8 m, Flórida) |
4 |
|
| Hallock (250 m, Minnesota) |
6 |
|
| Mountain Home Air Force Base (912 m, Idaho) |
0 |
|
| Port Fourchon Terminal (2 m, Luisiana) |
2 |
|
| Colby Municipal Airport (971 m, Kansas) |
8 |
|
| Rohnerville Airport (120 m, Califórnia) |
2 |
|
| Clarinda (303 m, Iowa) |
4 |
|
| Homestead Air Reserve Base (2 m, Flórida) |
8 |
|
| Holyoke Aeroporto (1137 m, Colorado) |
8 |
|
| Show Low Regional Airport (1954 m, Arizona) |
0 |
|
| Cold Bay Aeroporto (31 m, Alasca) |
4 |
600-1000m |
| Instalação de Voo Wallops (12 m, Virgínia) |
8 |
200-300m |
| Quesnal (545 m, Colúmbia Britânica) |
2 |
2000-2500m |
| Churchill Airport (29 m, Manitoba) |
8 |
1000-1500m |
| Gander Aeroporto (151 m, Terra Nova) |
0 |
>2500m |
| Mondell Fld AP (1272 m, Wyoming) |
0 |
|
| Powell Aeroporto (1552 m, Wyoming) |
6 |
|
| Delta Aeroporto (1451 m, Utah) |
6 |
|
| Gonzales Aeroporto (108 m, Texas) |
4 |
|
| Fredericton Intl. Airport (31 m, Nova Brunswick) |
0 |
>2500m |
| Norman Wells (78 m, Territórios do Noroeste) |
1 |
>2500m |
| Cape Peel West (165 m, Territórios do Noroeste) |
8 |
50-100m |
| Henry Post Army Airfield (360 m, Oklahoma) |
0 |
|
| Dillingham Aeroporto (29 m, Alasca) |
6 |
1000-1500m |
| Resolute AP (67 m, Nunavut) |
8 |
300-600m |
| Kodiak Airport (34 m, Alasca) |
4 |
600-1000m |
| Hat Isl. (36 m, Nunavut) |
7 |
200-300m |
| South Big Horn Co Arpt (1201 m, Wyoming) |
0 |
|
| Riverton Aeroporto (1684 m, Wyoming) |
0 |
>2500m |
| Rawlins Municipal Airport (2077 m, Wyoming) |
8 |
|
| Converse (1502 m, Wyoming) |
6 |
|
| Dickinson Theodore Roosevelt Regional A (787 m, Dakota do Norte) |
8 |
|
| Columbia Gorge Regional Airport (73 m, Washington) |
6 |
|
| Waterloo Well Airport (315 m, Ontário) |
7 |
2000-2500m |
| Toronto Islands Aeroporto (77 m, Ontário) |
7 |
>2500m |
| Milford Municipal (1536 m, Utah) |
0 |
>2500m |
| Avenger Field (725 m, Texas) |
6 |
|
| Pleasanton Aeroporto (131 m, Texas) |
4 |
|
| Pecos Municipal Airport (796 m, Texas) |
0 |
|
| Comanche Aeroporto (423 m, Texas) |
0 |
|
| Calhoun County Airport (9 m, Texas) |
6 |
|
| Sugar Land Regional Airport (25 m, Texas) |
6 |
|
| Perryton Aeroporto (889 m, Texas) |
4 |
|
| London Aeroporto (278 m, Ontário) |
0 |
1000-1500m |
| Stinson Municipal Airport (176 m, Texas) |
4 |
|
| Palacios Municipal Airport (5 m, Texas) |
4 |
|
| Base Aérea Naval de Fort Worth (198 m, Texas) |
0 |
|
| Fort Worth Spinks Airport (233 m, Texas) |
6 |
|
| Lago Vista Aeroporto (375 m, Texas) |
4 |
|
| Abilene Aeroporto (546 m, Texas) |
4 |
2000-2500m |
| Aeroporto Internacional de Dallas/Fort (182 m, Texas) |
8 |
1500-2000m |
| Winner Regional Airport (619 m, Dakota do Sul) |
4 |
|
| Decatur Municipal Airport (319 m, Texas) |
0 |
|
| Shawnee Regional Airport (327 m, Oklahoma) |
0 |
|
| West Woodward Airport (667 m, Oklahoma) |
0 |
|
| Ponca (304 m, Oklahoma) |
2 |
|
| Vance Air Force Base (398 m, Oklahoma) |
2 |
|
| Gage Airport (667 m, Oklahoma) |
0 |
|
| Enid Woodring Regional Airport (356 m, Oklahoma) |
6 |
|
| Aeroporto Internacional de Grand Forks (255 m, Dakota do Norte) |
6 |
|
| Bismarck Municipal Airport (505 m, Dakota do Norte) |
8 |
300-600m |
| Michael J. Smith Field (3 m, Carolina do Norte) |
2 |
|
| Jimmy Lake (636 m, Saskatchewan) |
7 |
1000-1500m |
| Watonga Regional Airport (472 m, Oklahoma) |
0 |
|
| Aeroporto Internacional de Whitehorse E (706 m, Yukon) |
6 |
1500-2000m |
| Tucumcari Municipal Airport (1234 m, Novo México) |
0 |
|
| North Las Vegas Airport (671 m, Nevada) |
0 |
|
| Halliburton Field (339 m, Oklahoma) |
0 |
|
| Ainsworth Regional Airport (789 m, Nebraska) |
4 |
|
| Chickasha Aeroporto (351 m, Oklahoma) |
4 |
|
| Helena Regional Airport (1188 m, Montana) |
6 |
>2500m |
| Val-d'Or (337 m, Califórnia) |
7 |
>2500m |
| Springbank (1201 m, Alberta) |
2 |
|
| Quesnel Airport (545 m, Colúmbia Britânica) |
2 |
|
| Southland Field (3 m, Luisiana) |
0 |
|
| Chetwynd (609 m, Colúmbia Britânica) |
4 |
|
| Independence Municipal Airport (251 m, Kansas) |
0 |
|
| Inuvik (68 m, Territórios do Noroeste) |
2 |
|
| Hill (666 m, Kansas) |
6 |
|
| Elkhart (1099 m, Kansas) |
0 |
|
| San Bernardino Intl. Airport (353 m, Califórnia) |
0 |
|
| Reid- Hillview Airport (41 m, Califórnia) |
0 |
|
| Brackett Field (308 m, Califórnia) |
0 |
|
| Santa Barbara Municipal Airport (3 m, Califórnia) |
0 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Fairfield Municipal Airport (244 m, Iowa) |
6 |
|
| Alpine- Casparis Municipal Airport (1376 m, Texas) |
0 |
|
| Oskaloosa Aeroporto (256 m, Iowa) |
8 |
|
| Walhalla Aeroporto (291 m, Dakota do Norte) |
8 |
|
| Rolla Aeroporto (556 m, Dakota do Norte) |
8 |
|
| Jack Edwards Airport (5 m, Alabama) |
0 |
|
| Cavalier Aeroporto (270 m, Dakota do Norte) |
8 |
|
| Porto Espacial e Aéreo de Mojave (849 m, Califórnia) |
0 |
|
| Mammoth Yosemite Airport (2173 m, Califórnia) |
0 |
|
| Whitecourt Aeroporto (785 m, Alberta) |
7 |
2000-2500m |
| Santa Ynez Aeroporto (205 m, Califórnia) |
0 |
|
| Cheyenne County Municipal Airport (1040 m, Kansas) |
8 |
|
| Witham Field (6 m, Flórida) |
8 |
|
| Mercer County Regional Airport (553 m, Dakota do Norte) |
8 |
|
| Houma- Terrebonne Airport (3 m, Mississippi) |
0 |
|
| Gulkana Airport (481 m, Alasca) |
8 |
1500-2000m |
| McGrath Aeroporto (103 m, Alasca) |
8 |
600-1000m |
| Bethel Aeroporto (44 m, Alasca) |
2 |
>2500m |
| King Salmon Aeroporto (14 m, Alasca) |
6 |
1500-2000m |
| Gulfport (9 m, Mississippi) |
0 |
|
| Nome Aeroporto (6 m, Alasca) |
6 |
1000-1500m |
| Page Field (4 m, Flórida) |
8 |
|
| Laramie Aeroporto (2218 m, Wyoming) |
8 |
|
| Gillette (1230 m, Wyoming) |
8 |
|
| Nantucket Memorial Airport (13 m, Massachusetts) |
8 |
|
| Sanderson Field Airport (85 m, Washington) |
8 |
|
| Glen Ullin Aeroporto (634 m, Dakota do Norte) |
6 |
|
| Langley Air Force Base (6 m, Virgínia) |
8 |
|
| Carmi Aeroporto (118 m, Illinois) |
0 |
|
| Cedar City Regional Airport (1714 m, Utah) |
0 |
|
| Robstown Aeroporto (24 m, Texas) |
6 |
|
| Salinas Municipal Airport (26 m, Califórnia) |
0 |
|
| Lampasas Aeroporto (370 m, Texas) |
4 |
|
| Hebbronville Aeroporto (202 m, Texas) |
4 |
|
| Miami-Opa Locka Executive Airport (3 m, Flórida) |
8 |
|
| Curtis Field (557 m, Texas) |
2 |
|
| Lakeland Linder Intl. Airport (1 m, Flórida) |
6 |
|
| Grand Prairie Municipal Airport (180 m, Texas) |
0 |
|
| Martha's Vineyard Airport (21 m, Massachusetts) |
8 |
|
| Ocean (4 m, Maryland) |
8 |
|
| Pearland Regional Airport (13 m, Texas) |
6 |
|
| Naval Air Station Jacksonville (7 m, Flórida) |
6 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Arlington Aeroporto (192 m, Texas) |
0 |
|
| Lakefront Airport (3 m, Luisiana) |
0 |
|
| Southern Illinois Airport (125 m, Illinois) |
0 |
|
| Bella Coola Airport (35 m, Colúmbia Britânica) |
8 |
|
| Sarnia Chris Hadfield Airport (181 m, Ontário) |
0 |
>2500m |
| Fort Worth Meacham Intl. Airport (216 m, Texas) |
4 |
|
| Perot Field Fort Worth Alliance Airport (220 m, Texas) |
8 |
|
| Sarasota (9 m, Flórida) |
0 |
|
| Aeroporto Internacional de St. Pete-Cle (3 m, Flórida) |
4 |
|
| Ilha de San Clemente Aeroporto (52 m, Califórnia) |
6 |
|
| Dalhart Municipal Airport (1216 m, Texas) |
0 |
|
| Hillsboro Municipal Airport (209 m, Texas) |
4 |
|
| Aeroporto Regional de Tallahassee (18 m, Flórida) |
6 |
1500-2000m |
| Aeroporto de Wilmington (24 m, Delaware) |
6 |
|
| Hamilton Municipal Airport (396 m, Texas) |
4 |
|
| Aeroporto Internacional Del Rio (314 m, Texas) |
2 |
>2500m |
| Logan County Airport (178 m, Illinois) |
0 |
|
| Mobridge Aeroporto (508 m, Dakota do Sul) |
8 |
|
| Mitchell Municipal Airport (397 m, Dakota do Sul) |
4 |
|
| Chamberlain (530 m, Dakota do Sul) |
4 |
|
| Pine Ridge Aeroporto (1015 m, Dakota do Sul) |
8 |
|
| Nova Orleães Aeroporto (9 m, Luisiana) |
4 |
1000-1500m |
| Crater Lake (1244 m, Oregon) |
0 |
|
| Bradley Intl. Airport (55 m, Connecticut) |
6 |
>2500m |
| Ada Aeroporto (310 m, Oklahoma) |
4 |
|
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
4 |
|
| Eagle Creek Airpark Airport (250 m, Indiana) |
2 |
|
| Woodward Field (92 m, Carolina do Sul) |
8 |
|
| Delta (1583 m, Colorado) |
0 |
|
| Shelbyville Municipal Airport (245 m, Indiana) |
6 |
|
| Bartlesville Municipal Airport (218 m, Oklahoma) |
6 |
|
| Block (33 m, Rhode Island) |
8 |
|
| Dayton Intl. Airport (306 m, Ohio) |
6 |
1500-2000m |
| Kit Carson County Airport (1285 m, Colorado) |
8 |
|
| Indiana (429 m, Pensilvânia) |
0 |
|
| Lethbridge (929 m, Alberta) |
4 |
>2500m |
| Devils Lake Regional Airport (443 m, Dakota do Norte) |
8 |
|
| Hettinger Municipal Airport (824 m, Dakota do Norte) |
8 |
|
| Grants Milan Mun. AP (1987 m, Novo México) |
0 |
|
| Harlan Aeroporto (375 m, Iowa) |
8 |
|
| Dare (4 m, Carolina do Norte) |
8 |
|
| Plattsburgh Intl. Airport (72 m, Nova Iorque) |
0 |
|
| Penn Yan Airport (275 m, Nova Iorque) |
0 |
|
| Great Bend Municipal Airport (575 m, Kansas) |
2 |
|
| Albany Aeroporto (89 m, Nova Iorque) |
2 |
>2500m |
| Cortez Municipal Airport (1803 m, Colorado) |
6 |
|
norte - sul