| estações: 2818
|
nebulosidade |
base |
| Provincetown Aeroporto (2 m, Massachusetts) |
8 |
|
| Mountain Empire Airport (780 m, Virgínia) |
4 |
|
| Newark- Heath Airport (269 m, Ohio) |
8 |
|
| Springfield- Beckley Municipal Airport (323 m, Ohio) |
8 |
|
| Akron Executive Airport (326 m, Ohio) |
8 |
|
| Taloyoak Aeroporto (28 m, Nunavut) |
7 |
300-600m |
| Greater Cumberland Regional Airport (236 m, Virgínia Ocidental) |
6 |
|
| Rickenbacker Intl. Airport (227 m, Ohio) |
8 |
|
| Waterbury (222 m, Connecticut) |
8 |
|
| Camp Mackall (115 m, Carolina do Norte) |
6 |
|
| Naval Air Station Whidbey (10 m, Washington) |
8 |
|
| Dayton Intl. Airport (306 m, Ohio) |
8 |
300-600m |
| Albert J. Ellis Airport (29 m, Carolina do Norte) |
8 |
|
| Grants Milan Mun. AP (1987 m, Novo México) |
0 |
|
| Charlottetown Aeroporto (79 m, Ilhas do Príncipe Eduardo) |
8 |
100-200m |
| Laurinburg- Maxton Airport (67 m, Carolina do Norte) |
6 |
|
| Goose (49 m, Terra Nova) |
0 |
|
| Edmonton Int. Airport (707 m, Alberta) |
8 |
1000-1500m |
| Charleston Intl. Airport (15 m, Carolina do Sul) |
8 |
200-300m |
| Tri-State Airport (255 m, Virgínia Ocidental) |
8 |
600-1000m |
| Windham Airport (76 m, Connecticut) |
8 |
|
| Mary’s Harbour (11 m, Terra Nova) |
0 |
>2500m |
| Westerly State Airport (25 m, Rhode Island) |
8 |
|
| Marine Corps Auxiliary Landing Field Bo (7 m, Carolina do Norte) |
8 |
|
| Willow Run Airport (218 m, Michigan) |
8 |
|
| Val-d'Or (337 m, Califórnia) |
8 |
>2500m |
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
0 |
|
| Greater Cumberland Regional Airport (236 m, Maryland) |
6 |
|
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Wellsboro Aeroporto (577 m, Pensilvânia) |
6 |
|
| Selfridge Air National Guard Base (177 m, Michigan) |
8 |
|
| University Park Airport (378 m, Pensilvânia) |
8 |
|
| Naval Air Station Oceana (7 m, Virgínia) |
8 |
|
| London Madison County Airport (330 m, Ohio) |
8 |
|
| Mission Field (1418 m, Montana) |
8 |
|
| Tweed New Haven Airport (4 m, Connecticut) |
8 |
|
| Portage County Regional Airport (365 m, Ohio) |
8 |
|
| Cando Aeroporto (450 m, Dakota do Norte) |
8 |
|
| Hamilton Aeroporto (238 m, Ontário) |
6 |
50-100m |
| Mary's Harbour Aeroporto (12 m, Terra Nova) |
0 |
|
| Taunton Municipal Airport (13 m, Massachusetts) |
8 |
|
| Wayne County Airport (294 m, Kentucky) |
8 |
|
| Hanover (63 m, Virgínia) |
4 |
|
| Saint John's Airport (135 m, Terra Nova) |
6 |
2000-2500m |
| McGuire AFB (41 m, Nova Jersey) |
4 |
|
| Monmouth Executive Airport (48 m, Nova Jersey) |
8 |
|
| Lakehurst Airport (24 m, Nova Jersey) |
6 |
|
| Lakehurst Maxfield Field (31 m, Nova Jersey) |
6 |
|
| Block (33 m, Rhode Island) |
8 |
|
| Ontario Municipal Airport (667 m, Oregon) |
8 |
|
| Edson Airport (925 m, Alberta) |
8 |
|
| Toronto/Pearson Airport (173 m, Ontário) |
8 |
200-300m |
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Spence Bay Airport (28 m, Nunavut) |
8 |
|
| Eddie Andreini Sr. Airfield (20 m, Califórnia) |
0 |
|
| Cambridge Bay Airport (23 m, Nunavut) |
4 |
600-1000m |
| Casper (1612 m, Wyoming) |
0 |
|
| Cape Peel West (165 m, Territórios do Noroeste) |
8 |
300-600m |
| Kugluktuk Aeroporto (23 m, Nunavut) |
8 |
600-1000m |
| Myrtle Beach Intl. Airport (8 m, Carolina do Sul) |
8 |
|
| Lancaster Aeroporto (123 m, Pensilvânia) |
8 |
|
| Toledo Executive Airport (189 m, Ohio) |
8 |
|
| Chester Airport (127 m, Connecticut) |
8 |
|
| Harry Clever Field Airport (272 m, Ohio) |
8 |
|
| Marion Municipal Airport (303 m, Ohio) |
8 |
|
| Lima Allen (296 m, Ohio) |
8 |
|
| Fairfield County Airport (264 m, Ohio) |
8 |
|
| John Glenn Columbus Intl. Airport (258 m, Ohio) |
8 |
|
| Rugby Aeroporto (472 m, Dakota do Norte) |
8 |
|
| Minot Air Force Base (497 m, Dakota do Norte) |
8 |
|
| Morgantown Aeroporto (380 m, Virgínia Ocidental) |
2 |
|
| Yeager Airport (299 m, Virgínia Ocidental) |
8 |
1000-1500m |
| Marine Corps Air Station New River (8 m, Carolina do Norte) |
8 |
|
| Person County Airport (186 m, Carolina do Norte) |
4 |
|
| Aeroporto de Wilmington (24 m, Delaware) |
8 |
|
| Henderson- Oxford Airport (161 m, Carolina do Norte) |
8 |
|
| Davidson County Airport (223 m, Carolina do Norte) |
0 |
|
| Harnett Regional Jetport Airport (60 m, Carolina do Norte) |
8 |
|
| Tacoma Narrows Airport (89 m, Washington) |
8 |
|
| Capital City Airport (106 m, Pensilvânia) |
8 |
|
| Ashe County Airport (969 m, Carolina do Norte) |
8 |
|
| Aeroporto Internacional de Filadé (9 m, Pensilvânia) |
8 |
|
| Northeastern Regional Airport (6 m, Carolina do Norte) |
8 |
|
| Marine Corps Air Station Cherry Point (11 m, Carolina do Norte) |
8 |
|
| Tri-Cities Airport (135 m, Washington) |
8 |
|
| Odessa Aeroporto (902 m, Texas) |
0 |
|
| Hutchinson (931 m, Texas) |
0 |
|
| Fayetteville Regional Airport (58 m, Carolina do Norte) |
6 |
|
| Walla Walla Aeroporto (355 m, Washington) |
8 |
|
| Pitt- Greenville Airport (8 m, Carolina do Norte) |
6 |
|
| Spokane Aeroporto (721 m, Washington) |
8 |
300-600m |
| Coastal Carolina Regional Airport (6 m, Carolina do Norte) |
8 |
|
| West Point Aeroporto (7 m, Virgínia) |
4 |
|
| Kinston Regional Jetport (29 m, Carolina do Norte) |
8 |
|
| Piedmont Triad Intl. Airport (277 m, Carolina do Norte) |
6 |
600-1000m |
| Ogdensburg Intl. Airport (91 m, Nova Iorque) |
8 |
|
| Mecklenburg-Bruns. Arpt (430 m, Virgínia) |
8 |
|
| Perryton Aeroporto (889 m, Texas) |
0 |
|
| Chesapeake Regional Airport (6 m, Virgínia) |
6 |
|
| Knox County Airport (363 m, Ohio) |
8 |
|
| Langdon Aeroporto (490 m, Dakota do Norte) |
0 |
|
| Clines Corner (2160 m, Novo México) |
0 |
|
| Newport Municipal Airport (37 m, Oregon) |
8 |
|
| Jaffrey Airport (317 m, Nova Hampshire) |
8 |
|
| Pocono Mountains Municipal Airport (584 m, Pensilvânia) |
8 |
|
| Langley Air Force Base (6 m, Virgínia) |
6 |
|
| Linton Aeroporto (542 m, Dakota do Norte) |
8 |
|
| McNary Field Airport (61 m, Oregon) |
8 |
|
| Windsor Aeroporto (190 m, Ontário) |
8 |
300-600m |
| Miller Air Park (25 m, Nova Jersey) |
6 |
|
| Great Falls Intl. Airport (1116 m, Montana) |
0 |
|
| Ross Aeroporto (221 m, Ohio) |
8 |
|
| Lewistown Municipal Airport (1263 m, Montana) |
8 |
|
| Fulton County Airport (238 m, Ohio) |
8 |
|
| El Reno (432 m, Oklahoma) |
0 |
|
| Somerset County Airport (693 m, Pensilvânia) |
8 |
|
| Gordonsville Muni (138 m, Virgínia) |
8 |
|
| Dixon Aeroporto (1996 m, Wyoming) |
8 |
|
| Manhattan (48 m, Nova Iorque) |
não identificável |
50-100m |
| Danbury Municipal Airport (139 m, Connecticut) |
8 |
|
| North Bay (370 m, Ontário) |
8 |
600-1000m |
| Toronto Islands Aeroporto (77 m, Ontário) |
8 |
300-600m |
| Mont-Joli Aeroporto (54 m, Quebec) |
8 |
600-1000m |
| Caldwell Aeroporto (740 m, Idaho) |
6 |
|
| Peterborough (191 m, Ontário) |
8 |
200-300m |
| Wiley Post Airport (396 m, Oklahoma) |
0 |
|
| St.Anthony A (32 m, Terra Nova) |
0 |
>2500m |
| Oakland/Troy Airport (222 m, Michigan) |
8 |
|
| Englehart Airport (243 m, Ontário) |
8 |
2000-2500m |
| Inukjuak (25 m, Quebec) |
0 |
>2500m |
| Pontiac Oakland (299 m, Michigan) |
8 |
|
| Villeneuve Airport (270 m, Alberta) |
8 |
1500-2000m |
| Puvirnituq (23 m, Quebec) |
0 |
|
| Westfield-Barnes Regional Airport (83 m, Massachusetts) |
8 |
|
| Yorkton Aeroporto (498 m, Saskatchewan) |
8 |
600-1000m |
| Martha's Vineyard Airport (21 m, Massachusetts) |
8 |
|
| Frederick Municipal Airport (92 m, Maryland) |
8 |
|
| Easton Airport (22 m, Maryland) |
6 |
|
| Base aérea Andrews (88 m, Maryland) |
6 |
|
| Houlton Intl. Airport (150 m, Maine) |
8 |
|
| Darke County Airport (307 m, Ohio) |
8 |
|
| Mirabel Aeroporto (82 m, Quebec) |
8 |
|
| Estação Naval de Norfolk (5 m, Virgínia) |
8 |
|
| Clearfield- Lawrence Airport (462 m, Pensilvânia) |
8 |
|
| Williamsburg Intl. Airport (13 m, Virgínia) |
6 |
|
| McHenry Aeroporto (894 m, Maryland) |
4 |
|
| Salisbury (16 m, Maryland) |
8 |
|
| Mount Pleasant Regional Airport (4 m, Carolina do Sul) |
8 |
|
| Franklin Aeroporto (12 m, Virgínia) |
4 |
|
| Farmville (125 m, Virgínia) |
4 |
|
| New River Valley Airport (642 m, Virgínia) |
0 |
|
| Aeroporto Internacional de Richmond (54 m, Virgínia) |
8 |
|
| Charlottesville- Albemarle Airport (195 m, Virgínia) |
6 |
|
| Aeroporto Nacional Ronald Reagan de Was (20 m, Virgínia) |
6 |
300-600m |
| Aeroporto Internacional Washington Dull (98 m, Virgínia) |
8 |
|
| Stephenville Intl. Airport (9 m, Terra Nova) |
7 |
300-600m |
| Baie-Comeau Aeroporto (22 m, Quebec) |
8 |
>2500m |
| Sawyer Intl. Airport (372 m, Michigan) |
8 |
|
| Ottawa Int AP (114 m, Ontário) |
8 |
200-300m |
| Naval Outlying Landing Field San Nicola (174 m, Califórnia) |
0 |
|
| Rolla Aeroporto (556 m, Dakota do Norte) |
8 |
|
| Terrace Aeroporto (217 m, Colúmbia Britânica) |
8 |
50-100m |
| Mandan Aeroporto (593 m, Dakota do Norte) |
8 |
|
| Ohio State University Airport (276 m, Ohio) |
8 |
|
| Aeroporto Internacional de Palm Beach (6 m, Flórida) |
4 |
|
| Henry Post Army Airfield (360 m, Oklahoma) |
0 |
|
| Jackson Hole Airport (1964 m, Wyoming) |
8 |
|
| Neil Armstrong Airport (278 m, Ohio) |
8 |
|
| Lenawee County Airport (244 m, Michigan) |
8 |
|
| Trenton (65 m, Nova Jersey) |
8 |
|
| MBS Intl. Airport (204 m, Michigan) |
4 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
6 |
>2500m |
| Cheyenne Regional Airport (1872 m, Wyoming) |
0 |
|
| Sydney Aeroporto (72 m, Nova Escócia) |
8 |
300-600m |
| Eastern WV Regional Airport (170 m, Virgínia Ocidental) |
8 |
|
| Clarksville (128 m, Virgínia) |
6 |
|
| Bishop Intl. Airport (233 m, Michigan) |
8 |
|
| Trenton Airport (85 m, Ontário) |
8 |
|
| Lawrenceville/brunswick Muni (100 m, Virgínia) |
8 |
|
| Hartford Aeroporto (6 m, Connecticut) |
8 |
|
| Tinker Air Force Base (384 m, Oklahoma) |
0 |
|
| Alpena (211 m, Michigan) |
8 |
300-600m |
| Kemmerer Municipal Airport (2220 m, Wyoming) |
0 |
|
| Shively Field Airport (2138 m, Wyoming) |
4 |
|
| Ashland Aeroporto (166 m, Kentucky) |
8 |
|
| Watertown Regional Airport (532 m, Dakota do Sul) |
8 |
|
| São Pedro (24 m, Saint-Pierre e Miquelon) |
8 |
1500-2000m |
| Aeroporto Metropolitano de Detroit Wayn (202 m, Michigan) |
8 |
300-600m |
| Richmond County Airport (109 m, Carolina do Norte) |
8 |
|
| Fitchburg Municipal Airport (106 m, Massachusetts) |
8 |
|
| Delaware Coastal Airport (16 m, Delaware) |
8 |
|
| Allentown Queen City Municipal Airport (122 m, Pensilvânia) |
8 |
|
| Boeing Field Airport (6 m, Washington) |
8 |
|
| Wayne Executive Jetport (41 m, Carolina do Norte) |
8 |
|
| Asheboro Aeroporto (205 m, Carolina do Norte) |
0 |
|
| Halliburton Field (339 m, Oklahoma) |
0 |
|
| Warren Airport (12 m, Carolina do Norte) |
6 |
|
| Bismarck Municipal Airport (505 m, Dakota do Norte) |
8 |
|
| Charlotte- Monroe Executive Airport (207 m, Carolina do Norte) |
8 |
|
| Burlington- Alamance Regional Airport (188 m, Carolina do Norte) |
0 |
|
| Dickinson Theodore Roosevelt Regional A (787 m, Dakota do Norte) |
8 |
|
| Arlington Aeroporto (42 m, Washington) |
8 |
|
| Wings Field (92 m, Pensilvânia) |
8 |
|
| Paine Field (185 m, Washington) |
8 |
|
| Bremerton Ntnl Arpt (147 m, Washington) |
8 |
|
| Hickory Regional Airport (348 m, Carolina do Norte) |
0 |
|
| Gwinner Aeroporto (386 m, Dakota do Norte) |
8 |
|
| Lawrence Municipal Airport (45 m, Maine) |
8 |
|
| Aeroporto Internacional de Calgary (1084 m, Alberta) |
8 |
600-1000m |
| Augusta State Airport (107 m, Maine) |
8 |
|
| Michael J. Smith Field (3 m, Carolina do Norte) |
8 |
|
| Red Deer Regional Airport (904 m, Alberta) |
8 |
600-1000m |
| Magic Valley Regional Airport (1265 m, Idaho) |
6 |
|
| Dauphin Aeroporto (305 m, Manitoba) |
8 |
1500-2000m |
| The Pas Airport (270 m, Manitoba) |
8 |
1000-1500m |
| Aeroporto de Teterboro (3 m, Nova Jersey) |
8 |
|
| Idaho County Airport (1010 m, Idaho) |
8 |
|
| Delaware Aeroporto (288 m, Ohio) |
8 |
|
| Moore County Airport (141 m, Carolina do Norte) |
8 |
|
| Seymour Johnson Air Force Base (33 m, Carolina do Norte) |
2 |
|
| West Woodward Airport (667 m, Oklahoma) |
0 |
|
| Aeroporto de Alert (31 m, Nunavut) |
6 |
|
| Aeroporto Internacional de Seattle-Taco (137 m, Washington) |
8 |
|
| Big Spring Aeroporto (784 m, Texas) |
0 |
|
| Manassas Regional Airport (59 m, Carolina do Norte) |
8 |
|
| Orange Aeroporto (164 m, Massachusetts) |
8 |
|
| Simmons Army Airfield (74 m, Carolina do Norte) |
6 |
|
| Elizabeth City Regional Airport (4 m, Carolina do Norte) |
6 |
|
| Wilmington Intl. Airport (10 m, Carolina do Norte) |
8 |
300-600m |
| Moore County Airport (1129 m, Texas) |
0 |
|
| Tappahannock Aeroporto (41 m, Virgínia) |
4 |
|
| Billy Mitchell Airport (4 m, Carolina do Norte) |
8 |
|
| Georgetown Aeroporto (12 m, Carolina do Sul) |
8 |
|
| Orange Aeroporto (142 m, Virgínia) |
8 |
|
| Raleigh (134 m, Carolina do Norte) |
8 |
|
| Converse (1502 m, Wyoming) |
0 |
|
| East Hampton Airport (17 m, Nova Iorque) |
8 |
|
| Quesnel Airport (545 m, Colúmbia Britânica) |
8 |
|
| Watertown Intl. Airport (99 m, Nova Iorque) |
8 |
|
| Findlay Airport (247 m, Ohio) |
8 |
|
| Mercer County Airport (871 m, Virgínia Ocidental) |
6 |
|
| Hampton Roads Executive Airport (7 m, Virgínia) |
2 |
|
| Suffolk Executive Airport (22 m, Virgínia) |
4 |
|
| Elmira Corning Regional Airport (291 m, Nova Iorque) |
6 |
|
| Mitchell Municipal Airport (397 m, Dakota do Sul) |
0 |
|
| Lorain (242 m, Ohio) |
8 |
|
norte - sul