| Stations: 2896
|
Cloud Cover |
Cloud Base |
| Resolute AP (67 m, Nunavut) |
8 |
600-1000m |
| Travis Air Force Base (22 m, California) |
0 |
|
| Salina Regional Airport (385 m, Kansas) |
6 |
|
| Marshall Army Airfield (324 m, Kansas) |
4 |
|
| Webster City (342 m, Iowa) |
8 |
|
| Syracuse Hancock Intl. Airport (124 m, New York) |
8 |
300-600m |
| Watertown Intl. Airport (99 m, New York) |
8 |
|
| Storm Lake Airport (454 m, Iowa) |
0 |
|
| Pampa (989 m, Texas) |
0 |
|
| Magdalen Islands Airport (18 m, Quebec) |
8 |
1000-1500m |
| Sierra Blanca Regional Airport (2076 m, New Mexico) |
0 |
|
| Wiley Post Airport (396 m, Oklahoma) |
4 |
|
| Dodge City Regional Airport (790 m, Kansas) |
2 |
>2500m |
| Hutchinson (931 m, Texas) |
0 |
|
| Havre-Saint-Pierre (34 m, Quebec) |
8 |
|
| Elk City Regional Business Airport (610 m, Oklahoma) |
4 |
|
| General William J. Fox Airfield (712 m, California) |
0 |
|
| Bowers Airport (527 m, Washington) |
0 |
|
| Melrose Gunnery Range (1326 m, New Mexico) |
0 |
|
| Waseca Airport (343 m, Minnesota) |
0 |
|
| Worthington (480 m, Minnesota) |
4 |
|
| Slayton Airport (495 m, Minnesota) |
0 |
|
| Baltimore Airport (47 m, Maryland) |
4 |
>2500m |
| Pecos Airport (796 m, Texas) |
4 |
|
| Shenandoah Muni (296 m, Iowa) |
6 |
|
| Peterborough (191 m, Ontario) |
8 |
300-600m |
| Englehart Airport (243 m, Ontario) |
8 |
300-600m |
| Penn Yan Airport (275 m, New York) |
8 |
|
| Wellsville Airport (646 m, New York) |
6 |
|
| Nain (12 m, Newfoundland) |
8 |
200-300m |
| Jackson Airport (441 m, Minnesota) |
0 |
|
| Newton (467 m, Kansas) |
0 |
|
| Windom (410 m, Minnesota) |
0 |
|
| Sable Island AP (5 m, Nova Scotia) |
8 |
|
| Vernon (386 m, Texas) |
0 |
|
| Rick Husband Amarillo Intl. Airport (1094 m, Texas) |
0 |
>2500m |
| Chautauqua (525 m, New York) |
4 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
6 |
2000-2500m |
| Wheeler-Sack Army Airfield (207 m, New York) |
8 |
|
| Pratt Regional Airport (595 m, Kansas) |
0 |
|
| Imperial County AP (-17 m, California) |
0 |
|
| Tracy Airport (408 m, Minnesota) |
0 |
|
| Columbia Gorge Regional Airport (73 m, Washington) |
0 |
|
| Shawnee Regional Airport (327 m, Oklahoma) |
8 |
|
| Toronto Islands Airport (77 m, Ontario) |
2 |
>2500m |
| SwiftCurrent (820 m, Saskatchewan) |
0 |
>2500m |
| Garden (878 m, Kansas) |
0 |
|
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Clines Corner (2160 m, New Mexico) |
0 |
|
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| La Crosse Regional Airport (202 m, Wisconsin) |
0 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Redwood Falls Muni (312 m, Minnesota) |
0 |
|
| Red Oak Airport (318 m, Iowa) |
6 |
|
| Waterloo Well AP (315 m, Ontario) |
2 |
>2500m |
| Great Bend Airport (575 m, Kansas) |
0 |
|
| Childress Airport (594 m, Texas) |
0 |
|
| Eastern WV Regional Airport (170 m, West-Virginia) |
4 |
|
| Russell Airport (566 m, Kansas) |
0 |
|
| Havre-Saint-Pierre (37 m, Quebec) |
8 |
>2500m |
| Aurora Airport (548 m, Nebraska) |
4 |
|
| Buffalo Niagara Intl. Airport (219 m, New York) |
6 |
300-600m |
| Fairmont Airport (354 m, Minnesota) |
2 |
|
| Rochester Intl. Airport (402 m, Minnesota) |
0 |
>2500m |
| Emporia Airport (368 m, Kansas) |
4 |
|
| Roswell Airport (1118 m, New Mexico) |
0 |
>2500m |
| Hutchinson Airport (462 m, Kansas) |
0 |
|
| Henry Post Army Airfield (360 m, Oklahoma) |
8 |
|
| Ronald Reagan Washington National Airpo (20 m, Virginia) |
2 |
1000-1500m |
| Willoughby (191 m, Ohio) |
6 |
|
| John F. Kennedy Intl. Airport (7 m, New York) |
0 |
>2500m |
| Hereford Airport (1154 m, Texas) |
0 |
|
| Dulles Intl. Airport (98 m, Virginia) |
4 |
1500-2000m |
| Spokane Airport (721 m, Washington) |
2 |
>2500m |
| Dodge Center Airport (398 m, Minnesota) |
0 |
|
| Hamilton Airport (238 m, Ontario) |
7 |
>2500m |
| Felker Army Airfield (4 m, Virginia) |
2 |
|
| Tweed New Haven Airport (4 m, Connecticut) |
6 |
|
| Manhattan Regional Airport (322 m, Kansas) |
6 |
|
| Wilmington Airport (24 m, Delaware) |
8 |
|
| Chariton (320 m, Iowa) |
8 |
|
| Port Hawkesbury Airport (114 m, Nova Scotia) |
8 |
100-200m |
| Buchanan Field Airport (7 m, California) |
6 |
|
| St. Catharines/Niagara District Airport (98 m, Ontario) |
6 |
|
| Hot Springs (1153 m, Virginia) |
0 |
|
| Hillsville (834 m, Virginia) |
0 |
|
| Newark Intl. Airport (9 m, New Jersey) |
2 |
600-1000m |
| Kingston Arpt (Man) (93 m, Ontario) |
8 |
|
| Langley Air Force Base (6 m, Virginia) |
0 |
|
| Williamsburg Intl. Airport (13 m, Virginia) |
0 |
|
| Salisbury (16 m, Maryland) |
0 |
|
| Naval Air Station Oceana (7 m, Virginia) |
0 |
|
| Omaha/Eppley Field AP (299 m, Nebraska) |
8 |
>2500m |
| Lincoln Airport (362 m, Nebraska) |
8 |
>2500m |
| Kearney Regional Airport (649 m, Nebraska) |
0 |
|
| Plattsmouth Airport (366 m, Nebraska) |
8 |
|
| Sioux Falls Regional Airport (435 m, South Dakota) |
6 |
>2500m |
| Tipton Airport (46 m, Maryland) |
0 |
|
| Offutt Air Force Base (319 m, Nebraska) |
8 |
|
| Hat Isl. (36 m, Nunavut) |
0 |
>2500m |
| Dewar Lakes AP (488 m, Nunavut) |
2 |
200-300m |
| Easton Airport (22 m, Maryland) |
0 |
|
| Bay Bridge Airport (15 m, Maryland) |
0 |
|
| Davenport Airport (259 m, Iowa) |
0 |
|
| Jacqueline Cochran Regional Airport (-36 m, California) |
0 |
|
| Ivujivik Airport (42 m, Quebec) |
8 |
|
| Worcester Airport (308 m, Massachusetts) |
8 |
|
| Kangiqsualujjuaq Airport (60 m, Quebec) |
8 |
|
| Topeka Regional Airport (325 m, Kansas) |
8 |
|
| Lubbock Preston Smith Intl. Airport (988 m, Texas) |
6 |
1500-2000m |
| Dalhart Airport (1216 m, Texas) |
0 |
|
| Vance Air Force Base (398 m, Oklahoma) |
8 |
|
| Clarion Airport (354 m, Iowa) |
6 |
|
| Cleveland Burke Lakefront Airport (178 m, Ohio) |
2 |
|
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
6 |
1000-1500m |
| Erie Intl. Airport (225 m, Pennsylvania) |
0 |
>2500m |
| Estherville Muni (401 m, Iowa) |
6 |
|
| Petersburg/Grant C. Arpt (293 m, West-Virginia) |
4 |
|
| Spencer Airport (408 m, Iowa) |
4 |
|
| Somerset County Airport (693 m, Pennsylvania) |
8 |
|
| Creston (394 m, Iowa) |
6 |
|
| Lawton (338 m, Oklahoma) |
0 |
|
| Churchill Falls (440 m, California) |
2 |
2000-2500m |
| DuBois Airport (554 m, Pennsylvania) |
8 |
|
| El Reno (432 m, Oklahoma) |
6 |
|
| Big Spring Airport (784 m, Texas) |
0 |
|
| Marine Corps Air Station Cherry Point (11 m, North Carolina) |
0 |
|
| Joint Base Andrews (88 m, Maryland) |
0 |
|
| Denison (388 m, Iowa) |
6 |
|
| Harlan Airport (375 m, Iowa) |
8 |
|
| Council Bluffs Airport (382 m, Iowa) |
6 |
|
| Moore County Airport (1129 m, Texas) |
0 |
|
| Independence Airport (298 m, Iowa) |
0 |
|
| Oshawa (140 m, Ontario) |
8 |
1000-1500m |
| London Madison County Airport (330 m, Ohio) |
0 |
|
| Oswego (145 m, New York) |
8 |
|
| Burlington Intl. Airport (104 m, Vermont) |
6 |
1000-1500m |
| Le Mars Airport (365 m, Iowa) |
0 |
|
| Osceola Muni (338 m, Iowa) |
4 |
|
| Massena Intl. Airport (65 m, New York) |
6 |
|
| Saint John's AP (135 m, Newfoundland) |
7 |
200-300m |
| Republic Airport (25 m, New York) |
0 |
|
| Elmira Corning Regional Airport (291 m, New York) |
8 |
|
| Perry Airport (309 m, Iowa) |
6 |
|
| Niagara Falls Intl. Airport (180 m, New York) |
4 |
|
| Roanoke Airport (358 m, Virginia) |
0 |
>2500m |
| Johnstown (696 m, Pennsylvania) |
8 |
|
| Greater Rochester Intl. Airport (169 m, New York) |
8 |
600-1000m |
| Mount Washington Airport (1910 m, New Hampshire) |
not detectable |
|
| Southwest Oregon Regional Airport (1 m, Oregon) |
8 |
|
| Atlantic Airport (360 m, Iowa) |
0 |
|
| Washington (230 m, Iowa) |
0 |
|
| Clarence E. Page Airport (413 m, Oklahoma) |
4 |
|
| Halliburton Field (339 m, Oklahoma) |
4 |
|
| Cushing Airport (279 m, Oklahoma) |
6 |
|
| Algona Airport (372 m, Iowa) |
6 |
|
| Schenectady (115 m, New York) |
8 |
|
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
4 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
4 |
|
| Baraboo- Wisconsin Dells Airport (298 m, Wisconsin) |
8 |
|
| Viroqua Airport (394 m, Wisconsin) |
0 |
|
| Middlebury State AP (149 m, Vermont) |
6 |
|
| Gogebic- Iron County Airport (375 m, Michigan) |
6 |
|
| Lytton Airport (225 m, British Columbia) |
0 |
|
| Churchill Falls Airport (435 m, Newfoundland) |
2 |
|
| Osceola Airport (275 m, Wisconsin) |
6 |
|
| Pangnirtung Airport (23 m, Nunavut) |
8 |
|
| Oelwen (328 m, Iowa) |
0 |
|
| Sanikiluaq Airport (32 m, Nunavut) |
6 |
|
| Akron Executive Airport (326 m, Ohio) |
0 |
|
| Stephenville Intl. Airport (9 m, Newfoundland) |
8 |
1000-1500m |
| Ohio State University Airport (276 m, Ohio) |
0 |
|
| Tasiujaq (31 m, Quebec) |
8 |
|
| Findlay Airport (247 m, Ohio) |
0 |
|
| Cuyahoga County Airport (268 m, Ohio) |
0 |
|
| Youngstown (361 m, Ohio) |
4 |
200-300m |
| Monroe Airport (331 m, Wisconsin) |
6 |
|
| Lamoni (342 m, Iowa) |
6 |
|
| Centerville Airport (313 m, Iowa) |
0 |
|
| Cherokee Airport (374 m, Iowa) |
6 |
|
| Forest City Airport (375 m, Iowa) |
6 |
|
| Grinnell Airport (307 m, Iowa) |
4 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
8 |
1500-2000m |
| Orcas Island Airport (9 m, Washington) |
4 |
|
| Manassas Regional Airport (59 m, North Carolina) |
0 |
|
| Iowa Falls Airport (347 m, Iowa) |
4 |
|
| Simmons Army Airfield (74 m, North Carolina) |
0 |
|
| Ross County Airport (221 m, Ohio) |
0 |
|
| Ogdensburg Intl. Airport (91 m, New York) |
8 |
|
| Chautauqua (211 m, New York) |
2 |
|
| Francis S. Gabreski Airport (20 m, New York) |
0 |
|
| Adirondack Regional Airport (507 m, New York) |
8 |
|
| Ithaca Tompkins Intl. Airport (335 m, New York) |
8 |
|
| Long (30 m, New York) |
2 |
|
| Tri-Cities Airport (135 m, Washington) |
0 |
|
| Ephrata Airport (383 m, Washington) |
0 |
|
| Rocky Mountain Metropolitan Airport (1724 m, Colorado) |
0 |
|
| St. Inigoes (6 m, Maryland) |
0 |
|
| La Junta Airport (1278 m, Colorado) |
0 |
|
| Las Vegas Airport (2092 m, New Mexico) |
0 |
|
| Clovis Airport (1284 m, New Mexico) |
0 |
|
| Erie Airport (1564 m, Colorado) |
0 |
|
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
6 |
2000-2500m |
| Sikorsky Memorial Airport (5 m, Connecticut) |
0 |
>2500m |
| Beach Airport (840 m, North Dakota) |
4 |
|
| Dover Air Force Base (9 m, Delaware) |
0 |
|
| Albuquerque Airport (1618 m, New Mexico) |
6 |
1000-1500m |
| Lakehurst Maxfield Field (31 m, New Jersey) |
0 |
|
| Lakehurst AP (24 m, New Jersey) |
0 |
|
| West Point Airport (7 m, Virginia) |
0 |
|
| Atlantic City Airport (20 m, New Jersey) |
0 |
>2500m |
| Orange Airport (142 m, Virginia) |
0 |
|
| Montgomery Airport (164 m, Maryland) |
2 |
|
| North Las Vegas Airport (671 m, Nevada) |
0 |
|
| Naval Air Station Jacksonville (7 m, Florida) |
4 |
|
| Frederick Airport (92 m, Maryland) |
6 |
|
| Oakland Intl. Airport (6 m, California) |
8 |
|
| Nebraska City Airport (354 m, Nebraska) |
8 |
|
| Blair Airport (404 m, Nebraska) |
0 |
|
| Columbus Airport (440 m, Nebraska) |
8 |
|
| Winchester Regional Airport (222 m, Virginia) |
8 |
|
| Tekamah (Asos) (312 m, Nebraska) |
8 |
|
| Freeport Airport (262 m, Illinois) |
6 |
|
| Beatrice Municipal (403 m, Nebraska) |
8 |
|
| Mission Field (1418 m, Montana) |
0 |
|
| Naval Station Norfolk (5 m, Virginia) |
2 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
6 |
1500-2000m |
| Lee's Summit Airport (306 m, Missouri) |
4 |
|
| Accomack (15 m, Virginia) |
0 |
|
| Leesburg Executive Airport (119 m, Virginia) |
4 |
|
| Sudbury Airport (348 m, Ontario) |
5 |
>2500m |
| Granite Falls Airport (319 m, Minnesota) |
0 |
|
| Fillmore County Airport (389 m, Minnesota) |
0 |
|
| Luverne Airport (436 m, Minnesota) |
0 |
|
| Canby Airport (364 m, Minnesota) |
0 |
|
| Flying Cloud Airport (276 m, Minnesota) |
0 |
|
| Trenton Airport (85 m, Ontario) |
8 |
300-600m |
| Edwards Air Force Base (705 m, California) |
0 |
|
| Winona Airport (200 m, Minnesota) |
0 |
|
| Mankato Regional Airport (311 m, Minnesota) |
0 |
|
| Ralph Wien Memorial Airport (5 m, Alaska) |
0 |
>2500m |
| Pipestone Airport (529 m, Minnesota) |
0 |
|
| St James Muni Arpt (325 m, Minnesota) |
0 |
|
| Wallops Flight Facility Airport (12 m, Virginia) |
2 |
>2500m |
| Otis Air National Guard Base (40 m, Massachusetts) |
8 |
|
| Naval Air Station Patuxent River (14 m, Maryland) |
0 |
|
| Iliamna Airport (49 m, Alaska) |
8 |
1000-1500m |
| Rocksprings Airport (723 m, Texas) |
0 |
|
| Ted Stevens Anchorage Intl. Airport (42 m, Alaska) |
6 |
1500-2000m |
| London Airport (278 m, Ontario) |
3 |
>2500m |
| Martin State Airport (7 m, Maryland) |
4 |
|
| Hale County Airport (1028 m, Texas) |
0 |
|
| Ozona Airport (726 m, Texas) |
0 |
|
| Michel-Pouliot Gaspé Airport (35 m, Quebec) |
8 |
200-300m |
| Orange Airport (164 m, Massachusetts) |
8 |
|
| Blanc-Sablon Airport (32 m, Quebec) |
8 |
300-600m |
| Palmdale Regional Airport (774 m, California) |
0 |
|
| Hanscom Field (41 m, Massachusetts) |
6 |
|
| Lytton (225 m, British Columbia) |
0 |
>2500m |
| Kindersley Regional Airport (698 m, Saskatchewan) |
7 |
1500-2000m |
| San Angelo Regional Airport (582 m, Texas) |
0 |
>2500m |
| Madison Airport (523 m, South Dakota) |
0 |
|
| Mitchell Airport (397 m, South Dakota) |
0 |
|
| Chan Gurney Airport (398 m, South Dakota) |
2 |
|
| Dubuque Regional Airport (329 m, Iowa) |
0 |
>2500m |
| Marysville Airport (391 m, Kansas) |
8 |
|
| Sioux Gateway Airport (336 m, Iowa) |
8 |
1500-2000m |
| Coffeyville Airport (230 m, Kansas) |
6 |
|
| Wings Field (92 m, Pennsylvania) |
0 |
|
| Allegheny (382 m, Pennsylvania) |
4 |
|
| Fort Dodge Regional Airport (355 m, Iowa) |
6 |
|
| Arnold Palmer Regional Airport (361 m, Pennsylvania) |
8 |
|
| Indiana (429 m, Pennsylvania) |
8 |
|
| Baie-Comeau Airport (22 m, Quebec) |
8 |
100-200m |
| Eastern Iowa Airport (256 m, Iowa) |
0 |
|
| Bradford Airport (653 m, Pennsylvania) |
8 |
|
| Altoona (458 m, Pennsylvania) |
8 |
|
| Capital City Airport (106 m, Pennsylvania) |
6 |
|
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) |
8 |
300-600m |
| Marshall Town Muni (296 m, Iowa) |
2 |
|
| Lehigh Valley Intl. Airport (117 m, Pennsylvania) |
8 |
1000-1500m |
| Hermiston Airport (195 m, Oregon) |
0 |
|
| Alert Airport (31 m, Nunavut) |
6 |
|
| Umiujaq (71 m, Quebec) |
8 |
|
| Albert Lea Airport (383 m, Minnesota) |
0 |
|
| Goose (49 m, Newfoundland) |
7 |
300-600m |
| Cambridge- Dorchester Airport (6 m, Maryland) |
0 |
|
| Holloman Air Force Base (1248 m, New Mexico) |
0 |
|
| Heritage Field Airport (89 m, Pennsylvania) |
6 |
|
| Sydney Airport (72 m, Nova Scotia) |
8 |
600-1000m |
| Danville Regional Airport (174 m, Virginia) |
0 |
|
| Bathurst Arpt(Awrs) (59 m, New Brunswick) |
8 |
|
| Washington (361 m, Pennsylvania) |
0 |
|
| Sandspit (6 m, British Columbia) |
8 |
600-1000m |
| Bolton Field (280 m, Ohio) |
0 |
|
| Wilmington Airport (326 m, Pennsylvania) |
0 |
|
| Macomb Airport (216 m, Illinois) |
0 |
|
| Duluth Airport (432 m, Minnesota) |
6 |
1500-2000m |
| Greater Binghamton Airport (497 m, New York) |
8 |
300-600m |
North - South