| estações: 2879
|
nebulosidade |
base |
| Fort Carson (1789 m, Colorado) |
2 |
|
| La Grande/Union County Airport (826 m, Oregon) |
4 |
|
| Aurora Municipal Airport (548 m, Nebraska) |
8 |
|
| Webster City (342 m, Iowa) |
8 |
|
| McAllen Miller Intl. Airport (33 m, Texas) |
6 |
|
| Boulder City Aeroporto (671 m, Nevada) |
2 |
|
| Presidio Aeroporto (896 m, Texas) |
0 |
|
| Meadow Lake Airport (2095 m, Colorado) |
8 |
|
| Barstow-Daggett Airport (587 m, Califórnia) |
0 |
|
| Valley Intl. Airport (10 m, Texas) |
8 |
|
| Marshall Town Muni (296 m, Iowa) |
8 |
|
| Del Norte Aeroporto (2425 m, Colorado) |
6 |
|
| Moncton Aeroporto (71 m, Nova Brunswick) |
7 |
300-600m |
| Cape Parry AP (14 m, Territórios do Noroeste) |
8 |
200-300m |
| Puvirnituq (23 m, Quebec) |
8 |
|
| Taos Aeroporto (2161 m, Novo México) |
8 |
|
| Aeroporto Internacional de Whitehorse E (706 m, Yukon) |
7 |
>2500m |
| Spencer Aeroporto (408 m, Iowa) |
8 |
|
| Hettinger Municipal Airport (824 m, Dakota do Norte) |
8 |
|
| Pampa (989 m, Texas) |
8 |
|
| Robstown Aeroporto (24 m, Texas) |
8 |
|
| Garfield County Regional Airport (1691 m, Colorado) |
6 |
|
| Price/Carbon (1799 m, Utah) |
8 |
|
| Rowley Island (41 m, Nunavut) |
8 |
100-200m |
| Churchill Airport (29 m, Manitoba) |
2 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Victoria Regional Airport (36 m, Texas) |
8 |
300-600m |
| Kugluktuk Aeroporto (23 m, Nunavut) |
7 |
300-600m |
| Santa Fe Regional Airport (1933 m, Novo México) |
8 |
|
| Artesia Municipal Airport (1081 m, Novo México) |
0 |
|
| North Platte Regional Airport (849 m, Nebraska) |
8 |
50-100m |
| Liberal Mid-America Regional Airport (879 m, Kansas) |
8 |
|
| Lihue Aeroporto (32 m, Havaí) |
4 |
600-1000m |
| Aeroporto Internacional de Honolulu (5 m, Havaí) |
4 |
600-1000m |
| Montevideo (Awos) (315 m, Minnesota) |
8 |
|
| Wabush Aeroporto (551 m, Terra Nova) |
8 |
300-600m |
| Cold Bay Aeroporto (31 m, Alasca) |
8 |
1500-2000m |
| Henderson Executive Airport (749 m, Nevada) |
0 |
|
| Nain (12 m, Terra Nova) |
8 |
600-1000m |
| Tyler Pounds Regional Airport (166 m, Texas) |
8 |
|
| Glasgow Aeroporto (693 m, Montana) |
8 |
200-300m |
| Phoenix Deer Valley Airport (450 m, Arizona) |
0 |
|
| Melrose Gunnery Range (1326 m, Novo México) |
8 |
|
| Caribou Aeroporto (191 m, Maine) |
8 |
600-1000m |
| Mankato Regional Airport (311 m, Minnesota) |
8 |
|
| Clarion Municipal Airport (354 m, Iowa) |
8 |
|
| Pocatello Regional Airport (1365 m, Idaho) |
8 |
300-600m |
| Window Rock Aeroporto (2054 m, Arizona) |
6 |
|
| New Braunfels Aeroporto (197 m, Texas) |
8 |
|
| Rugby Aeroporto (472 m, Dakota do Norte) |
8 |
|
| Abilene Aeroporto (546 m, Texas) |
8 |
100-200m |
| Brandon Aeroporto (416 m, Manitoba) |
8 |
100-200m |
| Dickinson Theodore Roosevelt Regional A (787 m, Dakota do Norte) |
8 |
|
| Sierra Vista Municipal Airport (1421 m, Arizona) |
0 |
|
| Arthur N. Neu Airport (375 m, Iowa) |
8 |
|
| Hill (666 m, Kansas) |
8 |
|
| Creston (394 m, Iowa) |
8 |
|
| Conroe Aeroporto (75 m, Texas) |
8 |
|
| Hanksville Airport (1355 m, Utah) |
4 |
|
| Muscatine Municipal Airport (167 m, Iowa) |
6 |
|
| Aeroporto Internacional Logan (9 m, Massachusetts) |
2 |
>2500m |
| C. David Campbell Field (136 m, Texas) |
8 |
|
| Pittsfield Municipal Airport (364 m, Massachusetts) |
0 |
|
| Raton Municipal Airport (1935 m, Novo México) |
8 |
|
| Martha's Vineyard Airport (21 m, Massachusetts) |
0 |
|
| Harvey Aeroporto (487 m, Dakota do Norte) |
8 |
|
| Estherville Muni (401 m, Iowa) |
8 |
|
| Pierre Regional Airport (528 m, Dakota do Sul) |
8 |
|
| Naval Auxiliary Landing Field Orange Gr (78 m, Texas) |
8 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
8 |
|
| Grinnell Aeroporto (307 m, Iowa) |
8 |
|
| Casper (1612 m, Wyoming) |
8 |
100-200m |
| San Luis Valley Regional Airport (2299 m, Colorado) |
0 |
>2500m |
| Meeker (1948 m, Colorado) |
4 |
|
| Blythe Airport (118 m, Califórnia) |
0 |
|
| Perry Stokes Airport (1756 m, Colorado) |
6 |
|
| Truth or Consequences Municipal Airport (1481 m, Novo México) |
0 |
>2500m |
| Torrington Aeroporto (1281 m, Wyoming) |
8 |
|
| Lamar Municipal Airport (1129 m, Colorado) |
8 |
|
| Waseca Municipal Airport (343 m, Minnesota) |
8 |
|
| North Las Vegas Airport (671 m, Nevada) |
6 |
|
| Nantucket Memorial Airport (13 m, Massachusetts) |
0 |
|
| Greenwood (28 m, Nova Escócia) |
8 |
600-1000m |
| Port Isabel Airport (5 m, Texas) |
8 |
|
| Brewster Field Arpt (704 m, Nebraska) |
8 |
|
| Brownsville/South Padre (8 m, Texas) |
8 |
300-600m |
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Angel Fire Aeroporto (2554 m, Novo México) |
8 |
|
| Aeroporto Internacional de Amarillo (1094 m, Texas) |
não identificável |
50-100m |
| Base Aérea de Nellis (570 m, Nevada) |
0 |
|
| Mandan Aeroporto (593 m, Dakota do Norte) |
6 |
|
| Naval Air Station Kingsville Airport (17 m, Texas) |
8 |
|
| Mobridge Aeroporto (508 m, Dakota do Sul) |
8 |
|
| Mason (363 m, Iowa) |
8 |
|
| Stanton County Municipal Airport (1013 m, Kansas) |
8 |
|
| Newton Municipal Airport (290 m, Iowa) |
8 |
|
| Ilhas da Madalena Aeroporto (18 m, Quebec) |
8 |
200-300m |
| Atlantic Municipal Airport (360 m, Iowa) |
8 |
|
| Alice Intl. Airport (52 m, Texas) |
8 |
|
| Four Corners Regional Airport (1677 m, Novo México) |
2 |
|
| Midland Aeroporto (874 m, Texas) |
0 |
>2500m |
| Black Hills Airport (1188 m, Dakota do Sul) |
8 |
|
| Ortonville (335 m, Minnesota) |
8 |
|
| Beach Aeroporto (840 m, Dakota do Norte) |
8 |
|
| Clovis Municipal Airport (1284 m, Novo México) |
8 |
|
| Hereford Aeroporto (1154 m, Texas) |
8 |
|
| Linton Aeroporto (542 m, Dakota do Norte) |
8 |
|
| Huron Aeroporto (393 m, Dakota do Sul) |
8 |
200-300m |
| Double Eagle II Airport (1779 m, Novo México) |
4 |
|
| Newport State Airport (52 m, Rhode Island) |
0 |
|
| Quonset State Airport (6 m, Rhode Island) |
6 |
|
| Aeroporto Internacional Rhode (19 m, Rhode Island) |
6 |
>2500m |
| CFB Bagotville (159 m, Quebec) |
8 |
600-1000m |
| Los Alamos Aeroporto (2186 m, Novo México) |
8 |
|
| Sioux Gateway Airport (336 m, Iowa) |
8 |
200-300m |
| Rolla Aeroporto (556 m, Dakota do Norte) |
8 |
|
| Ottumwa Regional Airport (256 m, Iowa) |
8 |
|
| Ontario Municipal Airport (667 m, Oregon) |
8 |
|
| Mexia Limestone County Airport (166 m, Texas) |
8 |
|
| Hancock (26 m, Maine) |
0 |
|
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Estevan Aeroporto (584 m, Saskatchewan) |
8 |
100-200m |
| Austin Municipal Airport (375 m, Minnesota) |
8 |
|
| Algona Municipal Airport (372 m, Iowa) |
8 |
|
| Westchester (121 m, Nova Iorque) |
0 |
|
| Jamestown Regional Airport (454 m, Dakota do Norte) |
8 |
|
| Northeast Iowa Regional Airport (343 m, Iowa) |
8 |
|
| Sandpoint Aeroporto (648 m, Idaho) |
0 |
|
| Buena Vista Aeroporto (2422 m, Colorado) |
8 |
|
| Le Mars Municipal Airport (365 m, Iowa) |
8 |
|
| Boone Aeroporto (354 m, Iowa) |
8 |
|
| Oelwen (328 m, Iowa) |
8 |
|
| Red Oak Municipal Airport (318 m, Iowa) |
8 |
|
| Storm Lake Municipal Airport (454 m, Iowa) |
8 |
|
| Beverly Regional Airport (33 m, Massachusetts) |
0 |
|
| Independence Municipal Airport (298 m, Iowa) |
8 |
|
| Oskaloosa Aeroporto (256 m, Iowa) |
8 |
|
| Hutchinson Municipal Airport (462 m, Kansas) |
8 |
|
| Hanscom Field (41 m, Massachusetts) |
4 |
|
| Vinton Aeroporto (258 m, Iowa) |
8 |
|
| Needles Airport (302 m, Califórnia) |
0 |
|
| Canby Aeroporto (364 m, Minnesota) |
8 |
|
| Aeroporto Internacional de Los Angeles (30 m, Califórnia) |
4 |
1000-1500m |
| Limon Aeroporto (1635 m, Colorado) |
4 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
0 |
|
| Norwood Memorial Airport (15 m, Massachusetts) |
0 |
|
| Catalina Airport (488 m, Califórnia) |
6 |
|
| Northern Colorado Regional Airport (1529 m, Colorado) |
8 |
|
| Flagstaff/Belemont (2181 m, Arizona) |
2 |
1500-2000m |
| Willmar Municipal Airport (343 m, Minnesota) |
8 |
|
| Pueblo Memorial Airport (1439 m, Colorado) |
2 |
>2500m |
| Glencoe Aeroporto (302 m, Minnesota) |
8 |
|
| Crosby Aeroporto (594 m, Dakota do Norte) |
8 |
|
| Langdon Aeroporto (490 m, Dakota do Norte) |
8 |
|
| Oakes Aeroporto (400 m, Dakota do Norte) |
8 |
|
| Plymouth Airport (158 m, Nova Hampshire) |
0 |
|
| H.A. Clark Memorial Field (2036 m, Arizona) |
6 |
|
| Omak Airport (382 m, Washington) |
0 |
|
| Phoenix Goodyear Airport (295 m, Arizona) |
6 |
|
| Blosser Municipal Airport (452 m, Kansas) |
8 |
50-100m |
| Rocksprings Aeroporto (723 m, Texas) |
8 |
|
| Houston Executive Airport (51 m, Texas) |
8 |
|
| Chandler Municipal Airport (379 m, Arizona) |
4 |
|
| Avenger Field (725 m, Texas) |
8 |
|
| Aeroporto Internacional de Kansas (313 m, Missouri) |
8 |
100-200m |
| Springfield- Branson National Airport (390 m, Missouri) |
8 |
100-200m |
| Perryton Aeroporto (889 m, Texas) |
8 |
|
| Ernest A. Love Field Airport (1537 m, Arizona) |
8 |
|
| Magic Valley Regional Airport (1265 m, Idaho) |
8 |
|
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
8 |
|
| Gander Aeroporto (151 m, Terra Nova) |
5 |
50-100m |
| Goose (49 m, Terra Nova) |
8 |
600-1000m |
| Deer Lake Aeroporto (29 m, Terra Nova) |
8 |
300-600m |
| Baker Municipal Airport (902 m, Montana) |
8 |
|
| Mission Field (1418 m, Montana) |
8 |
|
| L. M. Clayton Airport (605 m, Montana) |
8 |
|
| Moore County Airport (1129 m, Texas) |
8 |
|
| Fredericton Intl. Airport (31 m, Nova Brunswick) |
2 |
600-1000m |
| Miller Field Airport (792 m, Nebraska) |
8 |
100-200m |
| Central Nebraska Regional Airport (566 m, Nebraska) |
não identificável |
50-100m |
| Searle Field Airport (999 m, Nebraska) |
8 |
|
| Odessa Aeroporto (902 m, Texas) |
0 |
|
| Jim Kelly Field (736 m, Nebraska) |
8 |
|
| Imperial (997 m, Nebraska) |
8 |
|
| Augusta State Airport (107 m, Maine) |
0 |
|
| Brenham (94 m, Texas) |
8 |
|
| Wahoo Municipal Airport (373 m, Nebraska) |
8 |
|
| San Marcos Regional Airport (182 m, Texas) |
8 |
|
| Terrell Municipal Airport (144 m, Texas) |
8 |
|
| Ilha de San Clemente Aeroporto (52 m, Califórnia) |
4 |
|
| Resolute AP (67 m, Nunavut) |
2 |
2000-2500m |
| Owatonna (Awos) (350 m, Minnesota) |
8 |
|
| Fairmont Municipal Airport (354 m, Minnesota) |
8 |
|
| Creech Air Force Base Airport (951 m, Nevada) |
2 |
|
| East Texas Regional Airport (124 m, Texas) |
6 |
|
| Windom (410 m, Minnesota) |
8 |
|
| Manchester (71 m, Nova Hampshire) |
2 |
|
| Easterwood Airport (98 m, Texas) |
8 |
|
| Pine Bluffs Muni (1570 m, Wyoming) |
8 |
|
| Guernsey Aeroporto (1341 m, Wyoming) |
8 |
|
| Cape Dorset Aeroporto (50 m, Nunavut) |
8 |
600-1000m |
| Philip Aeroporto (673 m, Dakota do Sul) |
8 |
|
| Idabel (144 m, Oklahoma) |
6 |
|
| Schenectady (115 m, Nova Iorque) |
0 |
|
| El Reno (432 m, Oklahoma) |
8 |
|
| Idaho Falls Regional Airport (1441 m, Idaho) |
8 |
|
| Palestine Aeroporto (129 m, Texas) |
8 |
|
| Ozona Aeroporto (726 m, Texas) |
8 |
|
| Branson Airport (397 m, Missouri) |
8 |
|
| Lee's Summit Municipal Airport (306 m, Missouri) |
8 |
|
| Hilo Intl. Airport (10 m, Havaí) |
8 |
600-1000m |
| Midland Airpark Airport (854 m, Texas) |
0 |
|
| Bangor Intl. Airport (56 m, Maine) |
2 |
|
| Chamberlain (530 m, Dakota do Sul) |
8 |
|
| Chico Municipal Airport (73 m, Califórnia) |
4 |
|
| Aeroporto MacArthur de Long (30 m, Nova Iorque) |
6 |
|
| Wray Aeroporto (1087 m, Colorado) |
8 |
|
| Aeroporto Internacional John F. Kennedy (7 m, Nova Iorque) |
6 |
>2500m |
| Dawson Community Airport (749 m, Montana) |
8 |
|
| Lake Charles Aeroporto (5 m, Luisiana) |
0 |
>2500m |
| Madison Municipal Airport (523 m, Dakota do Sul) |
8 |
|
| Gulkana Airport (481 m, Alasca) |
6 |
>2500m |
| Guymon Aeroporto (952 m, Oklahoma) |
8 |
|
| Stephenville Intl. Airport (9 m, Terra Nova) |
8 |
300-600m |
| Glenwood (Asos) (425 m, Minnesota) |
8 |
|
| Adak (5 m, Alasca) |
8 |
1500-2000m |
| Revelstoke Aeroporto (445 m, Califórnia) |
0 |
>2500m |
| Andrews Aeroporto (967 m, Texas) |
0 |
|
| Falfurrias Aeroporto (34 m, Texas) |
8 |
|
| South Texas International Airport at Ed (24 m, Texas) |
6 |
|
| Winner Regional Airport (619 m, Dakota do Sul) |
8 |
|
| Beresford Airport (59 m, Nova Brunswick) |
7 |
>2500m |
| Aeroporto Intercontinental George Bush (33 m, Texas) |
8 |
300-600m |
| Thief River Falls Regional Airport (340 m, Minnesota) |
8 |
|
| Iowa City Municipal Airport (198 m, Iowa) |
6 |
|
| Gagetown Awos A (51 m, Nova Brunswick) |
4 |
600-1000m |
| Stigler Regional Airport (183 m, Oklahoma) |
8 |
|
| Jack Brooks Regional Airport (7 m, Texas) |
8 |
50-100m |
| Lake County Airport (1441 m, Oregon) |
8 |
|
| Council Bluffs Aeroporto (382 m, Iowa) |
8 |
|
| Stephenville Aeroporto (402 m, Texas) |
8 |
|
| Lawrence Municipal Airport (45 m, Maine) |
0 |
|
| Mountain Home Air Force Base (912 m, Idaho) |
8 |
|
| Ottawa Int AP (114 m, Ontário) |
6 |
300-600m |
| Athens Aeroporto (135 m, Texas) |
8 |
|
| Alexandria Municipal Airport (432 m, Minnesota) |
8 |
|
| Sudbury Airport (348 m, Ontário) |
8 |
200-300m |
| Skyhaven Airport (98 m, Nova Hampshire) |
0 |
|
| Fort Dodge Regional Airport (355 m, Iowa) |
8 |
|
| Big Spring Aeroporto (784 m, Texas) |
0 |
|
| Hastings Municipal Airport (596 m, Nebraska) |
8 |
|
| Portland- Troutdale Airport (11 m, Oregon) |
0 |
|
| Cando Aeroporto (450 m, Dakota do Norte) |
8 |
|
| Bathurst Arpt(Awrs) (59 m, Nova Brunswick) |
6 |
|
| Baie-Comeau Aeroporto (22 m, Quebec) |
8 |
1500-2000m |
| Coeur d'Alene Airport (707 m, Idaho) |
0 |
|
| Aeroporto Internacional de Filadé (9 m, Pensilvânia) |
6 |
>2500m |
| O'Neill Municipal Airport (619 m, Nebraska) |
8 |
|
| Aeroporto Internacional Del Rio (314 m, Texas) |
8 |
200-300m |
| Albert Lea Municipal Airport (383 m, Minnesota) |
8 |
|
| Dodge Center Airport (398 m, Minnesota) |
8 |
|
| Marfa Municipal Airport (1473 m, Texas) |
2 |
|
| Waterloo Regional Airport (268 m, Iowa) |
8 |
100-200m |
| Pocono Mountains Municipal Airport (584 m, Pensilvânia) |
0 |
|
| Roberval Aeroporto (187 m, Quebec) |
8 |
600-1000m |
| Jerome (1233 m, Idaho) |
8 |
|
| La Grange (99 m, Texas) |
8 |
|
| Allen Army Airfield (391 m, Alasca) |
6 |
>2500m |
| Madison (330 m, Minnesota) |
8 |
|
| Cannon AFB (1309 m, Novo México) |
8 |
|
| Great Bend Municipal Airport (575 m, Kansas) |
8 |
|
| Carson City Aeroporto (1432 m, Nevada) |
8 |
|
| Ord Aeroporto (631 m, Nebraska) |
8 |
|
| Russell Aeroporto (566 m, Kansas) |
8 |
|
| North Central State Airport (134 m, Rhode Island) |
0 |
|
| Morris Aeroporto (344 m, Minnesota) |
4 |
|
| Shreveport Regional Airport (84 m, Luisiana) |
8 |
2000-2500m |
| Blair Aeroporto (404 m, Nebraska) |
8 |
|
| Kerrville Municipal Airport (493 m, Texas) |
8 |
|
| Lubbock Preston Smith Intl. Airport (988 m, Texas) |
não identificável |
50-100m |
| Aberdeen Aeroporto (397 m, Dakota do Sul) |
8 |
300-600m |
| McKinney National Airport (176 m, Texas) |
8 |
|
| Rapid City Aeroporto (965 m, Dakota do Sul) |
8 |
50-100m |
| Colorado City (1486 m, Arizona) |
4 |
|
| Cambridge Bay Airport (23 m, Nunavut) |
6 |
600-1000m |
| Aeroporto Internacional de Orlando (32 m, Flórida) |
2 |
>2500m |
| Clyde AP (27 m, Nunavut) |
7 |
600-1000m |
| Concord Municipal Airport (105 m, Nova Hampshire) |
0 |
>2500m |
| Calhoun County Airport (9 m, Texas) |
4 |
|
| Francis S. Gabreski Airport (20 m, Nova Iorque) |
0 |
|
| Chennault Intl. Airport (4 m, Luisiana) |
0 |
|
| Aeroporto Internacional de Portland (19 m, Maine) |
0 |
>2500m |
| Base Aérea Edwards (705 m, Califórnia) |
0 |
|
| Tracy Municipal Airport (408 m, Minnesota) |
8 |
|
| Fitchburg Municipal Airport (106 m, Massachusetts) |
0 |
|
| Derby Field (1190 m, Califórnia) |
4 |
|
| Pipestone Municipal Airport (529 m, Minnesota) |
6 |
|
| Gunnison (2339 m, Colorado) |
8 |
|
| York Municipal Airport (509 m, Nebraska) |
8 |
|
| Iowa Falls Aeroporto (347 m, Iowa) |
8 |
|
| Naval Air Station Corpus Christi (6 m, Texas) |
8 |
|
| Harlan Aeroporto (375 m, Iowa) |
8 |
|
| Aeroporto Regional de Sioux Falls (435 m, Dakota do Sul) |
8 |
200-300m |
| Auburn/Lewiston Municipal Airport (88 m, Maine) |
0 |
|
| Granite Falls Municipal Airport (319 m, Minnesota) |
8 |
|
| Majors Airport (163 m, Texas) |
8 |
|
| Newton (467 m, Kansas) |
8 |
|
| University of Illinois Willard Airport (230 m, Illinois) |
8 |
|
| Dalhart Municipal Airport (1216 m, Texas) |
8 |
|
| Olivia Aeroporto (328 m, Minnesota) |
8 |
|
| Glen Ullin Aeroporto (634 m, Dakota do Norte) |
8 |
|
| Junction Aeroporto (522 m, Texas) |
8 |
300-600m |
| Garden (878 m, Kansas) |
8 |
|
| Appleton Aeroporto (310 m, Wisconsin) |
8 |
|
norte - sul