| Stations: 2790
|
Cloud Cover |
Cloud Base |
| Sanikiluaq Airport (32 m, Nunavut) |
6 |
|
| Mojave Air and Space Port Airport (849 m, California) |
0 |
|
| Shingle Point AP (49 m, Yukon) |
8 |
50-100m |
| Middleton Island Airport (14 m, Alaska) |
8 |
200-300m |
| General William J. Fox Airfield (712 m, California) |
2 |
|
| Saint-Hubert Airport (28 m, Quebec) |
0 |
>2500m |
| Sydney Airport (72 m, Nova Scotia) |
8 |
200-300m |
| Natashquan Airport (11 m, Quebec) |
8 |
300-600m |
| Beale Air Force Base (38 m, California) |
8 |
|
| Lynn Lake Airport (354 m, Manitoba) |
7 |
300-600m |
| Lytton (225 m, British Columbia) |
0 |
>2500m |
| Gogebic- Iron County Airport (375 m, Michigan) |
4 |
|
| Barstow-Daggett Airport (587 m, California) |
0 |
|
| Naval Air Station Whidbey (10 m, Washington) |
4 |
|
| Havre-Saint-Pierre (34 m, Quebec) |
8 |
|
| Nantucket Memorial Airport (13 m, Massachusetts) |
0 |
|
| Sandspit (6 m, British Columbia) |
8 |
600-1000m |
| La Veta Pass (3114 m, Colorado) |
0 |
|
| Oroville Airport (57 m, California) |
8 |
|
| Havre-Saint-Pierre (37 m, Quebec) |
8 |
1500-2000m |
| Melrose Gunnery Range (1326 m, New Mexico) |
0 |
|
| Lytton Airport (225 m, British Columbia) |
0 |
|
| Cape Parry AP (14 m, Northwest Territories) |
8 |
50-100m |
| Duluth Airport (432 m, Minnesota) |
2 |
>2500m |
| Elkhart (1099 m, Kansas) |
0 |
|
| Lawrence Regional Airport (254 m, Kansas) |
2 |
|
| Magdalen Islands Airport (18 m, Quebec) |
8 |
100-200m |
| Billings Logan Intl. Airport (1088 m, Montana) |
2 |
2000-2500m |
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Hall Beach Airport (7 m, Nunavut) |
8 |
|
| Travis Air Force Base (22 m, California) |
8 |
|
| Grant County Regional Airport (1127 m, Oregon) |
8 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
0 |
|
| Kangiqsujuaq Airport (151 m, Quebec) |
8 |
|
| Logan Intl. Airport (9 m, Massachusetts) |
4 |
>2500m |
| Montreal Airport Trudeau (34 m, Quebec) |
3 |
1500-2000m |
| Sable Island AP (5 m, Nova Scotia) |
8 |
|
| Jimmy Lake (636 m, Saskatchewan) |
4 |
>2500m |
| John F. Kennedy Intl. Airport (7 m, New York) |
2 |
>2500m |
| Igloolik Airport (51 m, Nunavut) |
8 |
|
| Shawnee Regional Airport (327 m, Oklahoma) |
8 |
|
| Pangborn Memorial Airport (379 m, Washington) |
0 |
|
| Rick Husband Amarillo Intl. Airport (1094 m, Texas) |
0 |
>2500m |
| Guymon Airport (952 m, Oklahoma) |
0 |
|
| Terrace Airport (217 m, British Columbia) |
7 |
1500-2000m |
| Edwards (701 m, California) |
0 |
|
| Lethbridge (929 m, Alberta) |
0 |
>2500m |
| Jerome (1233 m, Idaho) |
0 |
|
| Inukjuak (25 m, Quebec) |
0 |
>2500m |
| Lihue Airport (32 m, Hawaii) |
6 |
600-1000m |
| Yarmouth Airport (46 m, Nova Scotia) |
7 |
200-300m |
| Ft Severn (15 m, Ontario) |
8 |
300-600m |
| Burlington Intl. Airport (104 m, Vermont) |
6 |
>2500m |
| Morrisville- Stowe State Airport (223 m, Vermont) |
6 |
|
| Yellowknife Airport (206 m, Northwest Territories) |
8 |
2000-2500m |
| Island Lake Airport (235 m, Manitoba) |
8 |
1000-1500m |
| Churchill Airport (29 m, Manitoba) |
8 |
100-200m |
| Gillam Airport (146 m, Manitoba) |
4 |
100-200m |
| Key Lake Airport (514 m, Saskatchewan) |
2 |
>2500m |
| Kingston Arpt (Man) (93 m, Ontario) |
6 |
|
| Vance Air Force Base (398 m, Oklahoma) |
8 |
|
| Coast Guard Air Station Port Angeles (4 m, Washington) |
0 |
|
| Miami Intl. Airport (4 m, Florida) |
8 |
600-1000m |
| Clines Corner (2160 m, New Mexico) |
0 |
|
| Block (33 m, Rhode Island) |
0 |
|
| Grant County Airport (1638 m, New Mexico) |
0 |
|
| North Battleford Airport (548 m, Saskatchewan) |
8 |
600-1000m |
| Siskiyou (807 m, California) |
0 |
|
| Stony Rapids Airport (248 m, Saskatchewan) |
2 |
>2500m |
| Yuba (19 m, California) |
8 |
|
| Chippewa Valley Regional Airport (271 m, Wisconsin) |
8 |
|
| Clayton Municipal Airpark (1515 m, New Mexico) |
0 |
>2500m |
| Perry Stokes Airport (1756 m, Colorado) |
0 |
|
| Adak (5 m, Alaska) |
8 |
300-600m |
| Kansas City Intl. Airport (313 m, Missouri) |
6 |
600-1000m |
| Algona Airport (372 m, Iowa) |
4 |
|
| Mont-Joli Airport (54 m, Quebec) |
8 |
600-1000m |
| Del Norte Airport (2425 m, Colorado) |
0 |
|
| Massena Intl. Airport (65 m, New York) |
0 |
|
| Buchanan Field Airport (7 m, California) |
8 |
|
| Mercury/Desert Rock (1006 m, Nevada) |
0 |
>2500m |
| Naval Air Weapons Station China Lake (696 m, California) |
0 |
|
| Pelly Bay AP (15 m, Nunavut) |
8 |
|
| Meadows Field Airport (150 m, California) |
8 |
1000-1500m |
| Cape Cod Gateway Airport (16 m, Massachusetts) |
0 |
|
| Elk City Regional Business Airport (610 m, Oklahoma) |
0 |
|
| Havre (792 m, Montana) |
0 |
>2500m |
| New Richmond Regional Airport (304 m, Wisconsin) |
6 |
|
| Wheeler-Sack Army Airfield (207 m, New York) |
0 |
|
| Dansville Airport (201 m, New York) |
0 |
|
| Otis Air National Guard Base (40 m, Massachusetts) |
0 |
|
| Stephenville Intl. Airport (9 m, Newfoundland) |
8 |
100-200m |
| Minot Intl. Airport (522 m, North Dakota) |
0 |
|
| Riverton Airport (1684 m, Wyoming) |
0 |
>2500m |
| Lloydminster Airport (669 m, Alberta) |
8 |
1500-2000m |
| Tinker Air Force Base (384 m, Oklahoma) |
8 |
|
| Kodiak Airport (34 m, Alaska) |
8 |
200-300m |
| Aurora Airport (548 m, Nebraska) |
0 |
|
| Fitchburg Airport (106 m, Massachusetts) |
0 |
|
| Lincoln Airport (37 m, California) |
8 |
|
| Kinngait Airport (50 m, Nunavut) |
8 |
600-1000m |
| Will Rogers World Airport (398 m, Oklahoma) |
6 |
600-1000m |
| Annette Island Airport (110 m, Alaska) |
8 |
600-1000m |
| Daniel K. Inouye Intl. Airport (5 m, Hawaii) |
4 |
600-1000m |
| Moore County Airport (1129 m, Texas) |
0 |
|
| Emporia Airport (368 m, Kansas) |
0 |
|
| West Woodward Airport (667 m, Oklahoma) |
0 |
|
| Sandberg Airport (1379 m, California) |
not detectable |
0-50m |
| Perryton Airport (889 m, Texas) |
0 |
|
| Lake Havasu City Airport (238 m, Arizona) |
4 |
|
| Crosby Airport (594 m, North Dakota) |
0 |
|
| Hancock (26 m, Maine) |
0 |
|
| Eastern Sierra Regional Airport (1263 m, California) |
0 |
>2500m |
| Redding Airport (153 m, California) |
8 |
2000-2500m |
| Kangirsuk (117 m, Quebec) |
8 |
|
| Mirabel Airport (82 m, Quebec) |
6 |
|
| Sept-Îles Airport (55 m, Quebec) |
8 |
|
| Vancouver Airport (4 m, British Columbia) |
2 |
2000-2500m |
| Quonset State Airport (6 m, Rhode Island) |
0 |
|
| Churchill Falls Airport (435 m, Newfoundland) |
8 |
|
| Charlottetown Airport (79 m, Prince Edward Island) |
8 |
100-200m |
| Red Bluff Airport (108 m, California) |
8 |
2000-2500m |
| Fresno Yosemite Intl. Airport (100 m, California) |
8 |
1000-1500m |
| Spencer Airport (408 m, Iowa) |
0 |
|
| Estherville Muni (401 m, Iowa) |
2 |
|
| Chanute Martin Johnson Airport (298 m, Kansas) |
4 |
|
| Halifax Airport (145 m, Nova Scotia) |
8 |
1500-2000m |
| Strother Field (353 m, Kansas) |
2 |
|
| Tangier (2 m, Texas) |
0 |
|
| New Century AirCenter (331 m, Kansas) |
4 |
|
| Saint-Pierre (24 m, Saint Pierre and Miquelon) |
8 |
300-600m |
| Arthur N. Neu Airport (375 m, Iowa) |
0 |
|
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Blosser Airport (452 m, Kansas) |
6 |
1000-1500m |
| Philip Billard Airport (269 m, Kansas) |
0 |
>2500m |
| Dickinson Theodore Roosevelt Regional A (787 m, North Dakota) |
0 |
|
| Goose (49 m, Newfoundland) |
1 |
1500-2000m |
| Gander Airport (151 m, Newfoundland) |
6 |
600-1000m |
| Oscoda- Wurtsmith Airport (188 m, Michigan) |
0 |
|
| Midland Airport (874 m, Texas) |
0 |
>2500m |
| Watonga Regional Airport (472 m, Oklahoma) |
0 |
|
| Floyd Bennett Memorial Airport (100 m, New York) |
0 |
|
| Okmulgee Regional Airport (219 m, Oklahoma) |
0 |
|
| Odessa Airport (902 m, Texas) |
0 |
|
| Southwest Oregon Regional Airport (1 m, Oregon) |
8 |
|
| Astoria Regional Airport (7 m, Oregon) |
8 |
600-1000m |
| Corvallis Airport (75 m, Oregon) |
8 |
|
| Auburn Airport (467 m, California) |
8 |
|
| Clyde AP (27 m, Nunavut) |
8 |
600-1000m |
| Hutchinson (931 m, Texas) |
0 |
|
| Big Spring Airport (784 m, Texas) |
0 |
|
| Baker Lake Airport (18 m, Nunavut) |
0 |
>2500m |
| Auburn/Lewiston Airport (88 m, Maine) |
0 |
|
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
0 |
|
| Lawrence Airport (45 m, Maine) |
0 |
|
| St James Muni Arpt (325 m, Minnesota) |
0 |
|
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
8 |
|
| Resolute AP (67 m, Nunavut) |
8 |
200-300m |
| Alexandria Airport (432 m, Minnesota) |
0 |
|
| Sanford Seacoast Regional Airport (74 m, Maine) |
0 |
|
| Friedman Memorial Airport (1620 m, Idaho) |
0 |
|
| Moncton Airport (71 m, New Brunswick) |
8 |
1500-2000m |
| Rocksprings Airport (723 m, Texas) |
8 |
|
| Cedar City Regional Airport (1714 m, Utah) |
0 |
|
| Fairmont Airport (354 m, Minnesota) |
2 |
|
| Worthington (480 m, Minnesota) |
0 |
|
| Double Eagle II Airport (1779 m, New Mexico) |
0 |
|
| Chickasha Airport (351 m, Oklahoma) |
6 |
|
| Saint George (869 m, Utah) |
0 |
|
| Edward F. Knapp State Airport (355 m, Vermont) |
0 |
|
| Hot Springs (1153 m, Virginia) |
4 |
|
| Tucumcari Airport (1234 m, New Mexico) |
0 |
|
| Jacqueline Cochran Regional Airport (-36 m, California) |
0 |
|
| Dubois Airport (2224 m, Wyoming) |
0 |
|
| Naval Air Station Patuxent River (14 m, Maryland) |
0 |
|
| Thompson Airport (216 m, Manitoba) |
8 |
1000-1500m |
| Deming Airport (1313 m, New Mexico) |
0 |
|
| Las Cruces Intl. Airport (1358 m, New Mexico) |
0 |
|
| Fort Lauderdale (7 m, Florida) |
6 |
|
| Sacramento Intl. Airport (7 m, California) |
8 |
|
| Mondell Fld AP (1272 m, Wyoming) |
0 |
|
| Palmdale Regional Airport (774 m, California) |
0 |
|
| Rhode (19 m, Rhode Island) |
2 |
>2500m |
| Charlotte Douglas Intl. Airport (234 m, North Carolina) |
6 |
200-300m |
| McGregor Airport (374 m, Minnesota) |
4 |
|
| Dover Air Force Base (9 m, Delaware) |
0 |
|
| Stanton Airfield (280 m, Minnesota) |
8 |
|
| Ottawa Int AP (114 m, Ontario) |
5 |
>2500m |
| Santa Fe Regional Airport (1933 m, New Mexico) |
0 |
|
| Truth or Consequences Airport (1481 m, New Mexico) |
0 |
>2500m |
| Nucla (1811 m, Colorado) |
0 |
|
| Delta (1583 m, Colorado) |
0 |
|
| Colorado Air and Space Port (1680 m, Colorado) |
0 |
|
| Livermore Airport (121 m, California) |
8 |
|
| Gage Airport (667 m, Oklahoma) |
0 |
|
| Taylor (448 m, Wisconsin) |
4 |
|
| La Junta Airport (1278 m, Colorado) |
0 |
|
| John F. Kennedy Memorial Airport (251 m, Wisconsin) |
0 |
|
| Yampa Valley Airport (2012 m, Colorado) |
0 |
|
| Fort Carson (1789 m, Colorado) |
0 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
0 |
|
| United States Air Force Academy (1999 m, Colorado) |
0 |
|
| Rosecrans Memorial Airport (246 m, Missouri) |
0 |
|
| El Reno (432 m, Oklahoma) |
8 |
|
| Norman Wells (78 m, Northwest Territories) |
7 |
100-200m |
| Topeka Regional Airport (325 m, Kansas) |
2 |
|
| Grand Junction Regional Airport (1472 m, Colorado) |
0 |
>2500m |
| Hobart Regional Airport (478 m, Oklahoma) |
0 |
|
| Denver Intl. Airport (1656 m, Colorado) |
2 |
>2500m |
| Penn Yan Airport (275 m, New York) |
0 |
|
| Sudbury Airport (348 m, Ontario) |
7 |
1000-1500m |
| Fond du Lac (246 m, Wisconsin) |
0 |
|
| Beverly Regional Airport (33 m, Massachusetts) |
0 |
|
| Ely Airport (1909 m, Nevada) |
0 |
>2500m |
| Lee's Summit Airport (306 m, Missouri) |
8 |
|
| Chatham Airport (19 m, Massachusetts) |
0 |
|
| Kugluktuk Airport (23 m, Nunavut) |
8 |
200-300m |
| Rhinelander (495 m, Wisconsin) |
0 |
|
| Menomonie Airport (273 m, Wisconsin) |
8 |
|
| Mission Field (1418 m, Montana) |
0 |
|
| H.A. Clark Memorial Field (2036 m, Arizona) |
0 |
|
| Oakland Intl. Airport (6 m, California) |
8 |
|
| Great Falls Intl. Airport (1116 m, Montana) |
0 |
|
| Malmstrom Air Force Base (1056 m, Montana) |
0 |
|
| Provincetown Airport (2 m, Massachusetts) |
0 |
|
| Enid Woodring Regional Airport (356 m, Oklahoma) |
8 |
|
| Nome Airport (6 m, Alaska) |
0 |
>2500m |
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
0 |
>2500m |
| Juneau Intl. Airport (7 m, Alaska) |
8 |
600-1000m |
| North Bay (370 m, Ontario) |
7 |
100-200m |
| Great Falls (1131 m, Montana) |
0 |
>2500m |
| Kapuskasing (227 m, Ontario) |
8 |
>2500m |
| Big Trout Lake (222 m, Ontario) |
0 |
>2500m |
| Barnes Airport (427 m, North Dakota) |
0 |
|
| Moose Jaw (577 m, Saskatchewan) |
2 |
|
| Saskatoon AP (503 m, Saskatchewan) |
6 |
|
| Puvirnituq (23 m, Quebec) |
0 |
|
| Beach Airport (840 m, North Dakota) |
0 |
|
| Sikorsky Memorial Airport (5 m, Connecticut) |
0 |
>2500m |
| Blackwell Airport (314 m, Oklahoma) |
4 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
8 |
|
| Guthrie Airport (327 m, Oklahoma) |
8 |
|
| Devils Lake Regional Airport (443 m, North Dakota) |
0 |
|
| Jamestown Regional Airport (454 m, North Dakota) |
0 |
|
| Sloulin Field Intl. Airport (581 m, North Dakota) |
0 |
>2500m |
| Delta Airport (1451 m, Utah) |
0 |
|
| Augusta State Airport (107 m, Maine) |
0 |
|
| Knox County Regional Airport (17 m, Maine) |
0 |
|
| Eastern Slopes Regional Airport (137 m, Maine) |
0 |
|
| Cattaraugus County-Olean Airport (651 m, New York) |
0 |
|
| St. Inigoes (6 m, Maryland) |
0 |
|
| Worcester Airport (308 m, Massachusetts) |
0 |
|
| Plattsburgh Intl. Airport (72 m, New York) |
0 |
|
| New Bedford Regional Airport (23 m, Massachusetts) |
0 |
|
| Hanscom Field (41 m, Massachusetts) |
0 |
|
| Chautauqua (211 m, New York) |
0 |
|
| Gerald R. Ford Intl. Airport (245 m, Michigan) |
4 |
>2500m |
| Muskegon (193 m, Michigan) |
4 |
>2500m |
| Hereford Airport (1154 m, Texas) |
0 |
|
| Oswego (145 m, New York) |
0 |
|
| Orange County Airport (111 m, New York) |
0 |
|
| Watertown Intl. Airport (99 m, New York) |
0 |
|
| Adirondack Regional Airport (507 m, New York) |
0 |
|
| Villeneuve Airport (270 m, Alberta) |
0 |
>2500m |
| Sawyer Intl. Airport (372 m, Michigan) |
0 |
|
North - South