| Stations: 2421
|
Cloud Cover |
Cloud Base |
| Eareckson Air Station (31 m, Alaska) |
6 |
600-1000m |
| Yarmouth Airport (46 m, Nova Scotia) |
8 |
600-1000m |
| Pocono Mountains Airport (584 m, Pennsylvania) |
8 |
|
| Lawton (338 m, Oklahoma) |
8 |
|
| Terrace Airport (217 m, British Columbia) |
8 |
600-1000m |
| Marine Corps Air Station Cherry Point (11 m, North Carolina) |
6 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Dare (4 m, North Carolina) |
4 |
|
| Rick Husband Amarillo Intl. Airport (1094 m, Texas) |
8 |
50-100m |
| Lac de Gras (469 m, Northwest Territories) |
4 |
|
| Erik Nielsen Whitehorse Intl. Airport (706 m, Yukon) |
0 |
>2500m |
| Teterboro Airport (3 m, New Jersey) |
0 |
|
| Lubbock Preston Smith Intl. Airport (988 m, Texas) |
8 |
50-100m |
| Dillingham Airport (29 m, Alaska) |
8 |
1000-1500m |
| Naval Station Norfolk (5 m, Virginia) |
6 |
|
| John F. Kennedy Intl. Airport (7 m, New York) |
6 |
1000-1500m |
| Nantucket Memorial Airport (13 m, Massachusetts) |
0 |
|
| Bethel Airport (44 m, Alaska) |
8 |
>2500m |
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
8 |
|
| Edward F. Knapp State Airport (355 m, Vermont) |
6 |
|
| Cleveland Airport (43 m, Mississippi) |
8 |
|
| Groton (3 m, Connecticut) |
0 |
|
| Newark Intl. Airport (9 m, New Jersey) |
4 |
1000-1500m |
| Dyersburg Regional Airport (102 m, Tennessee) |
8 |
|
| Cannon Air Force Base (1309 m, New Mexico) |
8 |
|
| Del Norte Airport (2425 m, Colorado) |
0 |
|
| Ardmore Airport (232 m, Oklahoma) |
8 |
|
| LaGuardia Airport (9 m, New York) |
4 |
1000-1500m |
| Newport (73 m, Arkansas) |
8 |
|
| Tallulah Airport (23 m, Louisiana) |
8 |
|
| Monroe Regional Airport (24 m, Louisiana) |
8 |
|
| Dallas Fort Worth Intl. Airport (182 m, Texas) |
8 |
200-300m |
| Talkeetna Airport (109 m, Alaska) |
8 |
2000-2500m |
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Abilene Airport (546 m, Texas) |
8 |
100-200m |
| Port Heiden Airport (29 m, Alaska) |
8 |
600-1000m |
| Elk City Regional Business Airport (610 m, Oklahoma) |
8 |
|
| Tinker Air Force Base (384 m, Oklahoma) |
8 |
|
| Great Bend Airport (575 m, Kansas) |
8 |
|
| Republic Airport (25 m, New York) |
0 |
|
| Westchester (121 m, New York) |
2 |
|
| Elizabeth City Regional Airport (4 m, North Carolina) |
0 |
|
| Havre-Saint-Pierre (34 m, Quebec) |
8 |
|
| Richmond Intl. Airport (54 m, Virginia) |
6 |
>2500m |
| Vance Air Force Base (398 m, Oklahoma) |
8 |
|
| Killeen- Fort Hood Regional Airport (309 m, Texas) |
8 |
|
| Everett- Stewart Regional Airport (104 m, Tennessee) |
8 |
|
| Blanc-Sablon Airport (32 m, Quebec) |
4 |
600-1000m |
| Stuttgart Airport (68 m, Arkansas) |
8 |
|
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Dalhart Airport (1216 m, Texas) |
8 |
|
| Sable Island (1 m, Nova Scotia) |
8 |
300-600m |
| Wichita Falls Regional Airport (314 m, Texas) |
8 |
300-600m |
| Felker Army Airfield (4 m, Virginia) |
8 |
|
| Webster City (342 m, Iowa) |
8 |
|
| Rosecrans Memorial Airport (246 m, Missouri) |
6 |
|
| Killeen (283 m, Texas) |
8 |
|
| Harrisburg Intl. Airport (94 m, Pennsylvania) |
0 |
|
| Mc Gregor (180 m, Texas) |
8 |
|
| Alpena (211 m, Michigan) |
8 |
300-600m |
| Gainesville Airport (256 m, Texas) |
8 |
|
| Logan Intl. Airport (9 m, Massachusetts) |
0 |
>2500m |
| Columbus Airport (440 m, Nebraska) |
8 |
|
| Slave Lake Airport (583 m, Alberta) |
0 |
|
| Hay River Airport (170 m, Northwest Territories) |
0 |
>2500m |
| McAlester Regional Airport (231 m, Oklahoma) |
8 |
|
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
6 |
1500-2000m |
| Phoenix Deer Valley Airport (450 m, Arizona) |
0 |
|
| Sable Island AP (5 m, Nova Scotia) |
6 |
|
| Hutchinson (931 m, Texas) |
8 |
|
| Long (30 m, New York) |
4 |
|
| Francis S. Gabreski Airport (20 m, New York) |
8 |
|
| Grider Field (63 m, Arkansas) |
8 |
|
| Natashquan Airport (11 m, Quebec) |
8 |
600-1000m |
| Blytheville Airport (78 m, Arkansas) |
0 |
|
| Makkovik Airport (71 m, Newfoundland) |
8 |
|
| Cape Girardeau Regional Airport (102 m, Missouri) |
8 |
|
| Albert J. Ellis Airport (29 m, North Carolina) |
0 |
|
| Moriarty Airport (1889 m, New Mexico) |
0 |
|
| McKinney National Airport (176 m, Texas) |
8 |
|
| Sarnia Chris Hadfield Airport (181 m, Ontario) |
7 |
>2500m |
| Hope Aerodrome (39 m, British Columbia) |
4 |
1000-1500m |
| Dover Air Force Base (9 m, Delaware) |
6 |
|
| Mont-Joli Airport (54 m, Quebec) |
8 |
300-600m |
| Roberval Airport (187 m, Quebec) |
8 |
600-1000m |
| CFB Bagotville (159 m, Quebec) |
8 |
1000-1500m |
| Gary Airport (180 m, Indiana) |
8 |
|
| Mason (363 m, Iowa) |
0 |
|
| New Century AirCenter (331 m, Kansas) |
8 |
|
| McConnell Air Force Base (413 m, Kansas) |
6 |
|
| Baker Lake Airport (18 m, Nunavut) |
3 |
2000-2500m |
| Chanute Martin Johnson Airport (298 m, Kansas) |
8 |
|
| Tulsa Airport (195 m, Oklahoma) |
8 |
1000-1500m |
| Will Rogers World Airport (398 m, Oklahoma) |
8 |
300-600m |
| Salina Regional Airport (385 m, Kansas) |
8 |
|
| Campbell Army Airfield (173 m, Kentucky) |
0 |
|
| Storm Lake Airport (454 m, Iowa) |
8 |
|
| Palacios Airport (5 m, Texas) |
8 |
|
| Mineral Wells Airport (296 m, Texas) |
8 |
|
| Skylark Field (258 m, Texas) |
8 |
|
| Scholes International Airport at Galves (16 m, Texas) |
8 |
|
| Fort Worth Meacham Intl. Airport (216 m, Texas) |
8 |
|
| Naval Air Station Joint Reserve Base Fo (198 m, Texas) |
8 |
|
| Omak Airport (382 m, Washington) |
0 |
|
| Cape Parry AP (14 m, Northwest Territories) |
4 |
50-100m |
| Concord Airport (105 m, New Hampshire) |
0 |
>2500m |
| Joint Base Andrews (88 m, Maryland) |
8 |
|
| Memphis Airport (87 m, Tennessee) |
8 |
1500-2000m |
| Worcester Airport (308 m, Massachusetts) |
0 |
|
| Grants Milan Mun. AP (1987 m, New Mexico) |
0 |
|
| Kinston Regional Jetport (29 m, North Carolina) |
0 |
|
| Sikeston Airport (96 m, Missouri) |
6 |
|
| Boone Airport (354 m, Iowa) |
8 |
|
| Wallops Flight Facility Airport (12 m, Virginia) |
0 |
>2500m |
| St. Paul Downtown Airport (219 m, Minnesota) |
0 |
|
| Langley Air Force Base (6 m, Virginia) |
8 |
|
| Myrtle Beach Intl. Airport (8 m, South Carolina) |
0 |
|
| Shaw Air Force Base Airport (73 m, South Carolina) |
0 |
|
| Newport Airport (37 m, Oregon) |
0 |
|
| Davison Army Airfield (21 m, Virginia) |
8 |
|
| Stephenville Airport (402 m, Texas) |
8 |
|
| DuPage Airport (231 m, Illinois) |
8 |
|
| Bay Bridge Airport (15 m, Maryland) |
0 |
|
| Springerville Muni (2150 m, Arizona) |
0 |
|
| Greenville Mid-Delta Airport (40 m, Mississippi) |
8 |
|
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
4 |
>2500m |
| Vernon (386 m, Texas) |
8 |
|
| Ames Airport (291 m, Iowa) |
8 |
|
| Cape May Airport (7 m, New Jersey) |
0 |
|
| Grand Strand Airport (10 m, South Carolina) |
0 |
|
| Alpine- Casparis Airport (1376 m, Texas) |
0 |
|
| Johnson (334 m, Kansas) |
8 |
|
| Flying Cloud Airport (276 m, Minnesota) |
0 |
|
| Strother Field (353 m, Kansas) |
8 |
|
| Joplin Regional Airport (297 m, Missouri) |
8 |
|
| Coastal Carolina Regional Airport (6 m, North Carolina) |
6 |
|
| Pitt- Greenville Airport (8 m, North Carolina) |
0 |
|
| Millington-Memphis Airport (98 m, Tennessee) |
6 |
|
| Ponca (304 m, Oklahoma) |
8 |
|
| Hutchinson Airport (462 m, Kansas) |
8 |
|
| Aniak Airport (26 m, Alaska) |
6 |
1500-2000m |
| Arviat (10 m, Nunavut) |
0 |
>2500m |
| Northeastern Regional Airport (6 m, North Carolina) |
0 |
|
| Newton (467 m, Kansas) |
8 |
|
| Fort Worth Spinks Airport (233 m, Texas) |
8 |
|
| C. David Campbell Field (136 m, Texas) |
8 |
|
| Greenwood (28 m, Nova Scotia) |
8 |
200-300m |
| Newport State Airport (52 m, Rhode Island) |
4 |
|
| Coffeyville Airport (230 m, Kansas) |
8 |
|
| Algona Airport (372 m, Iowa) |
8 |
|
| Jackson Airport (441 m, Minnesota) |
0 |
|
| Coral Harbour Airport (64 m, Nunavut) |
4 |
1000-1500m |
| Denton Enterprise Airport (197 m, Texas) |
8 |
|
| Draughon- Miller Central Texas Regional (208 m, Texas) |
8 |
|
| Bellingham Intl. Airport (45 m, Washington) |
0 |
|
| Marysville Airport (391 m, Kansas) |
8 |
|
| Millville Executive Airport (25 m, New Jersey) |
0 |
|
| Wayne Executive Jetport (41 m, North Carolina) |
0 |
|
| Skyhaven Airport (98 m, New Hampshire) |
0 |
|
| Golden Triangle Regional Airport (80 m, Mississippi) |
8 |
|
| Florence Airport (44 m, South Carolina) |
0 |
|
| Tupelo Regional Airport (110 m, Mississippi) |
8 |
0-50m |
| Shreveport Regional Airport (84 m, Louisiana) |
8 |
300-600m |
| Knox County Regional Airport (17 m, Maine) |
0 |
|
| Worthington (480 m, Minnesota) |
0 |
|
| Jaffrey Airport (317 m, New Hampshire) |
0 |
|
| Accomack (15 m, Virginia) |
0 |
|
| Rochester Intl. Airport (402 m, Minnesota) |
0 |
>2500m |
| Enid Woodring Regional Airport (356 m, Oklahoma) |
8 |
|
| Show Low Regional Airport (1954 m, Arizona) |
0 |
|
| Ankeny Regional Airport (275 m, Iowa) |
6 |
|
| La Crosse Regional Airport (202 m, Wisconsin) |
0 |
|
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| Dallas Executive Airport (201 m, Texas) |
8 |
|
| Addison Airport (196 m, Texas) |
8 |
|
| Fort Smith Regional Airport (141 m, Arkansas) |
8 |
300-600m |
| Pratt Regional Airport (595 m, Kansas) |
4 |
|
| Portsmouth International Airport at Pea (31 m, New Hampshire) |
2 |
|
| Lynn Lake Airport (354 m, Manitoba) |
0 |
>2500m |
| New Lisbon Airport (276 m, Wisconsin) |
8 |
|
| Ardmore (257 m, Oklahoma) |
8 |
|
| Eastern Slopes Regional Airport (137 m, Maine) |
0 |
|
| Poplar Bluff(Amos) (146 m, Missouri) |
8 |
|
| Kearney Regional Airport (649 m, Nebraska) |
0 |
|
| Millinocket Airport (124 m, Maine) |
0 |
|
| San Angelo Regional Airport (582 m, Texas) |
8 |
100-200m |
| Easterwood Airport (98 m, Texas) |
8 |
|
| Stewart Intl. Airport (150 m, New York) |
0 |
|
| Frederick Regional Airport (377 m, Oklahoma) |
8 |
|
| Brookhaven Airport (25 m, New York) |
4 |
|
| Charlotte- Monroe Executive Airport (207 m, North Carolina) |
0 |
|
| Minot Intl. Airport (522 m, North Dakota) |
0 |
|
| Jonesboro Airport (80 m, Arkansas) |
8 |
|
| Dare County Gunnery Range (3 m, North Carolina) |
0 |
|
| Atoka (180 m, Oklahoma) |
8 |
|
| Salisbury (16 m, Maryland) |
0 |
|
| Norfolk Regional Airport (473 m, Nebraska) |
8 |
2000-2500m |
| Billy Mitchell Airport (4 m, North Carolina) |
6 |
|
| Northwest Arkansas National Airport (392 m, Arkansas) |
8 |
|
| Raton Airport (1935 m, New Mexico) |
0 |
|
| Rocky Mount- Wilson Regional Airport (48 m, North Carolina) |
0 |
|
| Walnut Ridge Regional Airport (83 m, Arkansas) |
8 |
|
| Laurinburg- Maxton Airport (67 m, North Carolina) |
0 |
|
| Lumberton Airport (38 m, North Carolina) |
0 |
|
| Flora (144 m, Illinois) |
8 |
|
| Minot Air Force Base (497 m, North Dakota) |
0 |
|
| Naval Air Station Oceana (7 m, Virginia) |
6 |
|
| Effingham (179 m, Illinois) |
8 |
|
| Durant Regional Airport (213 m, Oklahoma) |
8 |
|
| Litchfield Airport (210 m, Illinois) |
8 |
|
| Ocean (4 m, Maryland) |
0 |
|
| Las Vegas Airport (2092 m, New Mexico) |
0 |
|
| Henry County Airport (177 m, Tennessee) |
4 |
|
| Smith Reynolds Airport (296 m, North Carolina) |
0 |
|
| Monticello Airport (36 m, Arkansas) |
8 |
|
| Childress Airport (594 m, Texas) |
8 |
|
| Pickle Lake(Man) (386 m, Ontario) |
6 |
|
| Tucumcari Airport (1234 m, New Mexico) |
8 |
|
| Bradley Intl. Airport (55 m, Connecticut) |
2 |
600-1000m |
| Englehart Airport (243 m, Ontario) |
0 |
>2500m |
| Greeley- Weld County Airport (1420 m, Colorado) |
6 |
|
| West Woodward Airport (667 m, Oklahoma) |
8 |
|
| Fayetteville Airport (300 m, Tennessee) |
8 |
|
| Dauphin Airport (305 m, Manitoba) |
0 |
>2500m |
| Manitowoc (198 m, Wisconsin) |
4 |
|
| Tweed New Haven Airport (4 m, Connecticut) |
0 |
|
| Magic Valley Regional Airport (1265 m, Idaho) |
0 |
|
| Nain (12 m, Newfoundland) |
1 |
1000-1500m |
| Cape Cod Gateway Airport (16 m, Massachusetts) |
0 |
|
| Chan Gurney Airport (398 m, South Dakota) |
0 |
|
| Canadian Airport (730 m, Texas) |
8 |
|
| Bowie Airport (336 m, Texas) |
8 |
|
| Lincoln Airport (362 m, Nebraska) |
8 |
2000-2500m |
| Norfolk Intl. Airport (9 m, Virginia) |
0 |
>2500m |
| Mondell Fld AP (1272 m, Wyoming) |
4 |
|
| Wilmington Airport (24 m, Delaware) |
0 |
|
| Kugluktuk Airport (23 m, Northwest Territories) |
8 |
2000-2500m |
| Jacksonville Executive at Craig Airport (12 m, Florida) |
6 |
|
| Lewistown Airport (1263 m, Montana) |
8 |
|
| Kansas City Intl. Airport (313 m, Missouri) |
8 |
1500-2000m |
| Gage Airport (667 m, Oklahoma) |
8 |
|
| Nome Airport (6 m, Alaska) |
not detectable |
200-300m |
| Pryor Field Regional Airport (180 m, Alabama) |
8 |
|
| Milwaukee Mitchell Intl. Airport (211 m, Wisconsin) |
8 |
1500-2000m |
| Olympia Regional Airport (61 m, Washington) |
8 |
200-300m |
| George Bush Intercontinental Airport (33 m, Texas) |
8 |
100-200m |
| Nashville Intl. Airport (180 m, Tennessee) |
4 |
600-1000m |
| McGhee Tyson Airport (299 m, Tennessee) |
8 |
600-1000m |
| Liverpool Bay (102 m, Northwest Territories) |
8 |
50-100m |
| Halifax Airport (145 m, Nova Scotia) |
2 |
200-300m |
| Columbia Metropolitan Airport (69 m, South Carolina) |
2 |
>2500m |
| Rhode (19 m, Rhode Island) |
2 |
1000-1500m |
| Astoria Regional Airport (7 m, Oregon) |
0 |
>2500m |
| Wilmington Intl. Airport (10 m, North Carolina) |
0 |
>2500m |
| Brevoort Island Airport (376 m, Nunavut) |
8 |
100-200m |
| Raleigh (134 m, North Carolina) |
2 |
>2500m |
| Piedmont Triad Intl. Airport (277 m, North Carolina) |
2 |
>2500m |
| Charlotte Douglas Intl. Airport (234 m, North Carolina) |
0 |
>2500m |
| Pickle Lake Airport (391 m, Ontario) |
5 |
200-300m |
| Atlantic City Airport (20 m, New Jersey) |
0 |
>2500m |
| Winnemucca Airport (1322 m, Nevada) |
2 |
1000-1500m |
| Ottawa Int AP (114 m, Ontario) |
1 |
2000-2500m |
| Williamsburg Intl. Airport (13 m, Virginia) |
0 |
|
| Omaha/Eppley Field AP (299 m, Nebraska) |
8 |
2000-2500m |
| Columbia Regional Airport (274 m, Missouri) |
8 |
1500-2000m |
| Springfield- Branson National Airport (390 m, Missouri) |
8 |
1500-2000m |
| Meridian Regional Airport (94 m, Mississippi) |
8 |
300-600m |
| Duluth Airport (432 m, Minnesota) |
0 |
>2500m |
| Lake Charles Airport (5 m, Louisiana) |
8 |
100-200m |
| Barkley Regional Airport (126 m, Kentucky) |
8 |
1500-2000m |
| Dodge City Regional Airport (790 m, Kansas) |
8 |
1000-1500m |
| Blosser Airport (452 m, Kansas) |
8 |
300-600m |
| Sikorsky Memorial Airport (5 m, Connecticut) |
0 |
>2500m |
| Huntsville Intl. Airport (196 m, Alabama) |
8 |
600-1000m |
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Charlottetown Airport (79 m, Prince Edward Island) |
7 |
600-1000m |
| Terrell Airport (144 m, Texas) |
8 |
|
| Montreal Airport Trudeau (34 m, Quebec) |
8 |
1500-2000m |
| Saint-Hubert Airport (28 m, Quebec) |
8 |
2000-2500m |
| Estevan Airport (584 m, Saskatchewan) |
0 |
>2500m |
| Arlington Airport (192 m, Texas) |
8 |
|
| Hutchinson Airport (323 m, Minnesota) |
0 |
|
| New Braunfels Airport (197 m, Texas) |
8 |
|
| Dyess Air Force Base (545 m, Texas) |
8 |
|
| Aransas (8 m, Texas) |
8 |
|
| Georgetown Airport (240 m, Texas) |
8 |
|
| Perot Field Fort Worth Alliance Airport (220 m, Texas) |
8 |
|
| Miller Air Park (25 m, New Jersey) |
0 |
|
| Jackson (91 m, Mississippi) |
8 |
200-300m |
| Columbus Air Force Base (67 m, Mississippi) |
8 |
|
| Roscoe Turner Airport (130 m, Mississippi) |
8 |
|
| Vicksburg Airport (32 m, Mississippi) |
8 |
|
| Winona-Montgomery County Airport (111 m, Mississippi) |
8 |
|
| Greenwood- Leflore Airport (47 m, Mississippi) |
8 |
|
| Texarkana Regional Airport (119 m, Arkansas) |
8 |
|
| Monett Airport (401 m, Missouri) |
8 |
|
North - South