| Stations: 2868
|
Cloud Cover |
Cloud Base |
| Hutchinson Airport (462 m, Kansas) |
8 |
|
| Manassas Regional Airport (59 m, North Carolina) |
2 |
|
| Allen Army Airfield (391 m, Alaska) |
0 |
>2500m |
| Trenton Airport (85 m, Ontario) |
5 |
>2500m |
| Worcester Airport (308 m, Massachusetts) |
8 |
|
| Republic Airport (25 m, New York) |
8 |
|
| Cold Bay Airport (31 m, Alaska) |
8 |
200-300m |
| New Bedford Regional Airport (23 m, Massachusetts) |
8 |
|
| Greenwood (28 m, Nova Scotia) |
8 |
600-1000m |
| Griffiss Intl. Airport (154 m, New York) |
8 |
|
| East Hampton Airport (17 m, New York) |
8 |
|
| Trenton (65 m, New Jersey) |
6 |
|
| Ronald Reagan Washington National Airpo (20 m, Virginia) |
2 |
1000-1500m |
| Wallops Flight Facility Airport (12 m, Virginia) |
2 |
1500-2000m |
| Stewart Intl. Airport (150 m, New York) |
8 |
|
| Taunton Airport (13 m, Massachusetts) |
8 |
|
| Johnstown (696 m, Pennsylvania) |
8 |
|
| Miller Air Park (25 m, New Jersey) |
6 |
|
| El Reno (432 m, Oklahoma) |
6 |
|
| Laughlin Air Force Base (327 m, Texas) |
6 |
|
| Clarence E. Page Airport (413 m, Oklahoma) |
8 |
|
| Roanoke Airport (358 m, Virginia) |
0 |
>2500m |
| Del Rio Intl. Airport (314 m, Texas) |
4 |
1000-1500m |
| Francis S. Gabreski Airport (20 m, New York) |
8 |
|
| Tangier (2 m, Texas) |
4 |
|
| Waterloo Well AP (315 m, Ontario) |
0 |
>2500m |
| Petawawa Heliport (130 m, Ontario) |
0 |
>2500m |
| Rocksprings Airport (723 m, Texas) |
8 |
|
| Kindersley Regional Airport (698 m, Saskatchewan) |
0 |
>2500m |
| Gage Airport (667 m, Oklahoma) |
8 |
|
| Naval Station Norfolk (5 m, Virginia) |
0 |
|
| Allentown Queen City Airport (122 m, Pennsylvania) |
8 |
|
| St. Inigoes (6 m, Maryland) |
2 |
|
| Somerset County Airport (693 m, Pennsylvania) |
8 |
|
| Hays Regional Airport (609 m, Kansas) |
8 |
|
| Block (33 m, Rhode Island) |
8 |
|
| Lihue Airport (32 m, Hawaii) |
8 |
300-600m |
| Wings Field (92 m, Pennsylvania) |
6 |
|
| Heritage Field Airport (89 m, Pennsylvania) |
8 |
|
| Plymouth Airport (45 m, Massachusetts) |
8 |
|
| Albany Airport (89 m, New York) |
8 |
300-600m |
| Millville Executive Airport (25 m, New Jersey) |
0 |
|
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
2 |
1500-2000m |
| Gander Airport (151 m, Newfoundland) |
8 |
50-100m |
| Greater Rochester Intl. Airport (169 m, New York) |
8 |
600-1000m |
| New River Valley Airport (642 m, Virginia) |
4 |
|
| Montreal Airport Trudeau (34 m, Quebec) |
8 |
1000-1500m |
| Resolute AP (67 m, Nunavut) |
1 |
>2500m |
| Saint-Pierre (24 m, Saint Pierre and Miquelon) |
not detectable |
|
| Frederick Airport (92 m, Maryland) |
0 |
|
| Kinngait Airport (50 m, Nunavut) |
8 |
300-600m |
| Martin State Airport (7 m, Maryland) |
0 |
|
| Joint Base Andrews (88 m, Maryland) |
0 |
|
| Cavern City Airport (985 m, New Mexico) |
0 |
|
| Lawrence Airport (45 m, Maine) |
8 |
|
| Hazleton Regional Airport (489 m, Pennsylvania) |
8 |
|
| Lehigh Valley Intl. Airport (117 m, Pennsylvania) |
8 |
1000-1500m |
| Rhode (19 m, Rhode Island) |
8 |
600-1000m |
| Essex (53 m, New Jersey) |
8 |
|
| Marine Corps Air Facility Quantico Airp (4 m, Virginia) |
4 |
|
| Atlantic City Airport (20 m, New Jersey) |
0 |
>2500m |
| Mountain Empire Airport (780 m, Virginia) |
4 |
|
| Niagara Falls Intl. Airport (180 m, New York) |
0 |
|
| Delaware Coastal Airport (16 m, Delaware) |
0 |
|
| Cortland Airport (365 m, New York) |
8 |
|
| Danbury Airport (139 m, Connecticut) |
8 |
|
| Sikorsky Memorial Airport (5 m, Connecticut) |
8 |
1500-2000m |
| Elmira Corning Regional Airport (291 m, New York) |
8 |
|
| Pittsburgh Intl. Airport (373 m, Pennsylvania) |
2 |
600-1000m |
| Colorado Air and Space Port (1680 m, Colorado) |
8 |
|
| Luray Caverns Airport (275 m, Virginia) |
4 |
|
| Ozona Airport (726 m, Texas) |
8 |
|
| Capital City Airport (106 m, Pennsylvania) |
8 |
|
| Sullivan Airport (428 m, New York) |
8 |
|
| Bradford Airport (653 m, Pennsylvania) |
8 |
|
| Hudson Valley Regional Airport (51 m, New York) |
8 |
|
| Tri-Cities Airport (135 m, Washington) |
8 |
|
| Mission Field (1418 m, Montana) |
0 |
|
| Orange County Airport (111 m, New York) |
8 |
|
| Elkins/Randolph Field AP (609 m, West-Virginia) |
8 |
1500-2000m |
| Cleveland Burke Lakefront Airport (178 m, Ohio) |
8 |
|
| Ogdensburg Intl. Airport (91 m, New York) |
8 |
|
| Yarmouth Airport (46 m, Nova Scotia) |
8 |
200-300m |
| Monmouth Executive Airport (48 m, New Jersey) |
8 |
|
| Spence Bay AP (28 m, Nunavut) |
2 |
|
| Muir Army Airfield (149 m, Pennsylvania) |
8 |
|
| Hall Beach Airport (7 m, Nunavut) |
8 |
|
| Winnipeg Airport (239 m, Manitoba) |
0 |
|
| Ralph Wien Memorial Airport (5 m, Alaska) |
0 |
>2500m |
| Sanirajak (8 m, California) |
8 |
1000-1500m |
| Blue Ridge Airport (287 m, Virginia) |
0 |
|
| Penn Valley Airport (137 m, Pennsylvania) |
8 |
|
| Shepherd Bay AP (45 m, Nunavut) |
0 |
>2500m |
| McGuire Air Force Base (41 m, New Jersey) |
6 |
|
| Clearfield- Lawrence Airport (462 m, Pennsylvania) |
8 |
|
| Altus Air Force Base (413 m, Oklahoma) |
8 |
|
| Frederick Regional Airport (377 m, Oklahoma) |
4 |
|
| Las Cruces Intl. Airport (1358 m, New Mexico) |
0 |
|
| Dewar Lakes AP (488 m, Nunavut) |
8 |
50-100m |
| Ponca (304 m, Oklahoma) |
6 |
|
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
4 |
|
| Charlottetown Airport (79 m, Prince Edward Island) |
8 |
200-300m |
| District (281 m, Ontario) |
0 |
>2500m |
| Crosby Airport (594 m, North Dakota) |
0 |
|
| Wiley Post Airport (396 m, Oklahoma) |
6 |
|
| Halliburton Field (339 m, Oklahoma) |
0 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
8 |
|
| Quakertown Airport (160 m, Pennsylvania) |
8 |
|
| Goose (49 m, Newfoundland) |
8 |
200-300m |
| Hartness State Airport (176 m, Vermont) |
8 |
|
| Taloyoak Airport (28 m, Nunavut) |
0 |
600-1000m |
| Puvirnituq (23 m, Quebec) |
8 |
|
| Rankin Inlet Airport (29 m, Nunavut) |
0 |
>2500m |
| Greater Binghamton Airport (497 m, New York) |
8 |
300-600m |
| Beverly Regional Airport (33 m, Massachusetts) |
8 |
|
| South Jersey Regional Airport (16 m, New Jersey) |
8 |
|
| Patrick Space Force Base (3 m, Florida) |
0 |
|
| Baie-Comeau Airport (22 m, Quebec) |
8 |
300-600m |
| Port Meadville Airport (427 m, Pennsylvania) |
8 |
|
| Accomack (15 m, Virginia) |
4 |
|
| Northeast Ohio Regional Airport (281 m, Ohio) |
8 |
|
| Ft Severn (15 m, Ontario) |
8 |
>2500m |
| Sandberg Airport (1379 m, California) |
0 |
>2500m |
| Montgomery Airport (164 m, Maryland) |
0 |
|
| Mary’s Harbour (11 m, Newfoundland) |
8 |
100-200m |
| Syracuse Hancock Intl. Airport (124 m, New York) |
8 |
200-300m |
| Salisbury (16 m, Maryland) |
2 |
|
| York Airport (144 m, Pennsylvania) |
2 |
|
| Mojave Air and Space Port Airport (849 m, California) |
0 |
|
| North Bay (370 m, Ontario) |
0 |
>2500m |
| Henry Post Army Airfield (360 m, Oklahoma) |
8 |
|
| CFB Borden (224 m, Ontario) |
0 |
>2500m |
| Moncton Airport (71 m, New Brunswick) |
8 |
100-200m |
| Newport State Airport (52 m, Rhode Island) |
8 |
|
| Somerset Airport (32 m, New Jersey) |
8 |
|
| Dare County Gunnery Range (3 m, North Carolina) |
0 |
|
| Stephenville Intl. Airport (9 m, Newfoundland) |
6 |
600-1000m |
| Midland Airport (874 m, Texas) |
0 |
>2500m |
| Russell Airport (566 m, Kansas) |
8 |
|
| Cambridge- Dorchester Airport (6 m, Maryland) |
0 |
|
| Waco Regional Airport (155 m, Texas) |
6 |
1500-2000m |
| London Airport (278 m, Ontario) |
0 |
>2500m |
| Altus/Quartz Mountain Regional Airport (437 m, Oklahoma) |
8 |
|
| Fitchburg Airport (106 m, Massachusetts) |
8 |
|
| Hamilton Airport (238 m, Ontario) |
0 |
>2500m |
| Sonora Airport (652 m, Texas) |
6 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
6 |
|
| Caribou Airport (191 m, Maine) |
8 |
300-600m |
| Fulton County Airport (269 m, New York) |
8 |
|
| Omaha/Eppley Field AP (299 m, Nebraska) |
6 |
>2500m |
| Western Nebraska Regional Airport (1206 m, Nebraska) |
8 |
600-1000m |
| Southwest Wyoming Regional Airport (2060 m, Wyoming) |
0 |
|
| Kerrville Airport (493 m, Texas) |
8 |
|
| Warrenton Airport (102 m, Virginia) |
4 |
|
| Laredo Intl. Airport (155 m, Texas) |
8 |
|
| Naval Air Station Corpus Christi (6 m, Texas) |
8 |
|
| Tipton Airport (46 m, Maryland) |
0 |
|
| Lamar Airport (1129 m, Colorado) |
8 |
|
| Mirabel Airport (82 m, Quebec) |
8 |
|
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) |
8 |
600-1000m |
| Jaffrey Airport (317 m, New Hampshire) |
8 |
|
| North Central West Virginia Airport (367 m, West-Virginia) |
6 |
|
| Lubbock Preston Smith Intl. Airport (988 m, Texas) |
2 |
1000-1500m |
| Lytton (225 m, British Columbia) |
7 |
>2500m |
| Abilene Airport (546 m, Texas) |
4 |
>2500m |
| Childress Airport (594 m, Texas) |
0 |
|
| University Park Airport (378 m, Pennsylvania) |
8 |
|
| Imperial (997 m, Nebraska) |
8 |
|
| Groton (3 m, Connecticut) |
8 |
|
| Hartford Airport (6 m, Connecticut) |
8 |
|
| Colby Airport (971 m, Kansas) |
6 |
|
| Bad Axe (234 m, Michigan) |
0 |
|
| King Salmon Airport (14 m, Alaska) |
4 |
1500-2000m |
| Harriman-and-West Airport (201 m, Massachusetts) |
8 |
|
| Halifax Airport (145 m, Nova Scotia) |
8 |
100-200m |
| Alva Regional Airport (449 m, Oklahoma) |
8 |
|
| Pine Bluffs Muni (1570 m, Wyoming) |
8 |
|
| Dyess Air Force Base (545 m, Texas) |
0 |
|
| Hale County Airport (1028 m, Texas) |
4 |
|
| Hot Springs (1153 m, Virginia) |
8 |
|
| Wabush Airport (551 m, Newfoundland) |
8 |
>2500m |
| Terrace Airport (217 m, British Columbia) |
6 |
2000-2500m |
| Churchill Airport (29 m, Manitoba) |
7 |
300-600m |
| Bangor Intl. Airport (56 m, Maine) |
8 |
|
| Front Royal-warren County (216 m, Virginia) |
8 |
|
| Burley Airport (1267 m, Idaho) |
8 |
|
| Perryton Airport (889 m, Texas) |
8 |
|
| Midlothian Airport (217 m, Texas) |
4 |
|
| Clines Corner (2160 m, New Mexico) |
0 |
|
| Gatesville Airport (276 m, Texas) |
2 |
|
| South Texas International Airport at Ed (24 m, Texas) |
8 |
|
| New Kent Airport (38 m, Virginia) |
0 |
|
| Brevoort Island Airport (376 m, Nunavut) |
8 |
1500-2000m |
| Boerne Stage Field (422 m, Texas) |
8 |
|
| Buffalo Niagara Intl. Airport (219 m, New York) |
8 |
600-1000m |
| New York (27 m, New York) |
8 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
2 |
|
| Watertown Intl. Airport (99 m, New York) |
8 |
|
| Dansville Airport (201 m, New York) |
8 |
|
| Vernon (386 m, Texas) |
4 |
|
| Penn Yan Airport (275 m, New York) |
8 |
|
| Cattaraugus County-Olean Airport (651 m, New York) |
8 |
|
| Asheville Regional Airport (661 m, North Carolina) |
0 |
>2500m |
| Norman Wells (78 m, Northwest Territories) |
7 |
600-1000m |
| Dare (4 m, North Carolina) |
0 |
|
| C. David Campbell Field (136 m, Texas) |
0 |
|
| Tadoule Lake (281 m, Manitoba) |
8 |
300-600m |
| Dauphin Airport (305 m, Manitoba) |
0 |
>2500m |
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Eastern Sierra Regional Airport (1263 m, California) |
0 |
>2500m |
| Catalina Airport (488 m, California) |
8 |
|
| Shawnee Regional Airport (327 m, Oklahoma) |
6 |
|
| Pauls Valley Airport (295 m, Oklahoma) |
8 |
|
| Mc Gregor (180 m, Texas) |
6 |
|
| Naval Outlying Landing Field San Nicola (174 m, California) |
0 |
|
| Georgetown Airport (240 m, Texas) |
0 |
|
| McAllen Miller Intl. Airport (33 m, Texas) |
6 |
|
| Felker Army Airfield (4 m, Virginia) |
0 |
|
| Sudbury Airport (348 m, Ontario) |
2 |
>2500m |
| Liberal Mid-America Regional Airport (879 m, Kansas) |
8 |
|
| Chickasha Airport (351 m, Oklahoma) |
8 |
|
| Cartwright Airport (15 m, Newfoundland) |
8 |
600-1000m |
| Hill (666 m, Kansas) |
8 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
0 |
>2500m |
| Corpus Christi Intl. Airport (15 m, Texas) |
8 |
2000-2500m |
| Wellsboro Airport (577 m, Pennsylvania) |
8 |
|
| Chattanooga Metropolitan Airport (210 m, Tennessee) |
0 |
>2500m |
| Ellsworth Air Force Base (979 m, South Dakota) |
8 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
8 |
|
| Sanford Seacoast Regional Airport (74 m, Maine) |
6 |
|
| Pierre Regional Airport (528 m, South Dakota) |
0 |
|
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Ocean (4 m, Maryland) |
2 |
|
| Rapid City Airport (965 m, South Dakota) |
8 |
50-100m |
| Annapolis (2 m, Maryland) |
0 |
|
| College Park Airport (15 m, Maryland) |
0 |
|
| Leonardtown Airport (43 m, Maryland) |
0 |
|
| McHenry Airport (894 m, Maryland) |
8 |
|
| Westover Metropolitan Airport (75 m, Massachusetts) |
8 |
|
| Hanscom Field (41 m, Massachusetts) |
8 |
|
| Norwood Memorial Airport (15 m, Massachusetts) |
8 |
|
| Englehart Airport (243 m, Ontario) |
0 |
>2500m |
| New Castle Airport (327 m, Pennsylvania) |
8 |
|
| Liverpool Bay (102 m, Northwest Territories) |
4 |
>2500m |
| CFB Bagotville (159 m, Quebec) |
8 |
1000-1500m |
| Yellowknife Airport (206 m, Northwest Territories) |
8 |
1500-2000m |
| Tweed New Haven Airport (4 m, Connecticut) |
8 |
|
| Guthrie Airport (327 m, Oklahoma) |
8 |
|
| Lawton (338 m, Oklahoma) |
4 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
6 |
>2500m |
| Killeen- Fort Hood Regional Airport (309 m, Texas) |
8 |
|
| Beresford Airport (59 m, New Brunswick) |
8 |
50-100m |
| Washington (361 m, Pennsylvania) |
0 |
|
| Sierra Vista Airport (1421 m, Arizona) |
0 |
|
| Iliamna Airport (49 m, Alaska) |
6 |
600-1000m |
| Val-d'Or (337 m, California) |
8 |
300-600m |
| Matagami (280 m, California) |
0 |
>2500m |
| Nome Airport (6 m, Alaska) |
8 |
1000-1500m |
| Pincher Creek (1190 m, Alberta) |
0 |
|
| Lytton Airport (225 m, British Columbia) |
6 |
|
| Fort Yukon Airport (135 m, Alaska) |
0 |
>2500m |
| Mary's Harbour Airport (12 m, Newfoundland) |
8 |
|
| Bathurst Arpt(Awrs) (59 m, New Brunswick) |
8 |
|
| Allegheny (382 m, Pennsylvania) |
6 |
|
| Inuvik (68 m, Northwest Territories) |
8 |
|
| Raleigh (766 m, West-Virginia) |
6 |
1000-1500m |
| Baker Airport (902 m, Montana) |
6 |
|
North - South