| Stations: 2823
|
Cloud Cover |
Cloud Base |
| Manhattan (48 m, New York) |
8 |
600-1000m |
| Nantucket Memorial Airport (13 m, Massachusetts) |
8 |
|
| Harrison County Airport (109 m, Texas) |
0 |
|
| Eastern Slopes Regional Airport (137 m, Maine) |
0 |
|
| Green Bay (209 m, Wisconsin) |
8 |
1500-2000m |
| Milwaukee Mitchell Intl. Airport (211 m, Wisconsin) |
8 |
1500-2000m |
| La Crosse Regional Airport (202 m, Wisconsin) |
8 |
|
| Wiscasset Airport (21 m, Maine) |
0 |
|
| Lakeland Airport (496 m, Wisconsin) |
8 |
|
| Thompson Airport (216 m, Manitoba) |
0 |
0-50m |
| Alamogordo (1279 m, New Mexico) |
8 |
|
| Marshall Army Airfield (324 m, Kansas) |
8 |
|
| Morristown Airport (57 m, New Jersey) |
0 |
|
| Pleasanton Airport (131 m, Texas) |
0 |
|
| Wharton Regional Airport (31 m, Texas) |
0 |
|
| Front Royal-warren County (216 m, Virginia) |
0 |
|
| Southland Field (3 m, Louisiana) |
8 |
|
| Chennault Intl. Airport (4 m, Louisiana) |
6 |
|
| Esler Airfield (34 m, Louisiana) |
8 |
|
| Kodiak Airport (34 m, Alaska) |
8 |
600-1000m |
| Fort Polk (110 m, Louisiana) |
6 |
|
| Caldwell Airport (119 m, Texas) |
0 |
|
| Gonzales Airport (108 m, Texas) |
8 |
|
| Eagle Lake Airport (56 m, Texas) |
0 |
|
| Watford City Airport (643 m, North Dakota) |
4 |
|
| Caledonia County Airport (362 m, Vermont) |
0 |
|
| Vance Brand Airport (1541 m, Colorado) |
0 |
|
| Rocky Mountain Metropolitan Airport (1724 m, Colorado) |
6 |
|
| Waynesville-St. Robert Regional Airport (351 m, Missouri) |
2 |
|
| Steamboat Springs Airport (2096 m, Colorado) |
8 |
|
| Alice Intl. Airport (52 m, Texas) |
0 |
|
| Missoula Montana Airport (972 m, Montana) |
6 |
1500-2000m |
| Baker Airport (902 m, Montana) |
0 |
|
| Bozeman Yellowstone Intl. Airport (1349 m, Montana) |
2 |
|
| South Texas Regional Airport at Hondo (283 m, Texas) |
0 |
|
| Kings Land o' Lakes Airport (520 m, Wisconsin) |
8 |
|
| Wilmington Airport (24 m, Delaware) |
0 |
|
| Ontario Airport (667 m, Oregon) |
0 |
|
| Danville Regional Airport (174 m, Virginia) |
0 |
|
| Menominee Airport (191 m, Michigan) |
8 |
|
| Lawrence J. Timmerman Airport (224 m, Wisconsin) |
8 |
|
| Eagle River Union Airport (500 m, Wisconsin) |
8 |
|
| Concord Airport (105 m, New Hampshire) |
0 |
>2500m |
| Felker Army Airfield (4 m, Virginia) |
0 |
|
| Chetek Airport (322 m, Wisconsin) |
8 |
|
| Florence Airport (1658 m, Colorado) |
8 |
|
| Sawyer Intl. Airport (372 m, Michigan) |
8 |
|
| Red Wing Regional Airport (239 m, Minnesota) |
8 |
|
| Prince Rupert Airport (36 m, British Columbia) |
8 |
|
| Columbus County Airport (30 m, North Carolina) |
0 |
|
| Anson County Airport (91 m, North Carolina) |
0 |
|
| Roseburg Regional Airport (160 m, Oregon) |
6 |
|
| Little Falls/Morrison (342 m, Minnesota) |
8 |
|
| CFB Valcartier Airport (168 m, Quebec) |
2 |
|
| Marion Airport (28 m, South Carolina) |
0 |
|
| Manchester (71 m, New Hampshire) |
6 |
|
| Lincolnton Airport (267 m, North Carolina) |
8 |
|
| Edward F. Knapp State Airport (355 m, Vermont) |
0 |
|
| Hillsboro Airport (62 m, Oregon) |
8 |
|
| Beaumont Airport (10 m, Texas) |
0 |
|
| Austin (189 m, Texas) |
0 |
>2500m |
| Eagle County Regional Airport (1993 m, Colorado) |
8 |
|
| Burlington- Alamance Regional Airport (188 m, North Carolina) |
0 |
|
| Canyonlands Regional Airport (1388 m, Utah) |
4 |
|
| Wilkes County Airport (396 m, North Carolina) |
8 |
|
| Mid-Carolina Regional Airport (236 m, North Carolina) |
0 |
|
| Butler (193 m, Ohio) |
0 |
|
| Francis E. Warren Air Force Base (1878 m, Wyoming) |
6 |
|
| Laurinburg- Maxton Airport (67 m, North Carolina) |
0 |
|
| Lumberton Airport (38 m, North Carolina) |
0 |
|
| Caldwell Airport (740 m, Idaho) |
6 |
|
| Shenandoah Valley Regional Airport (366 m, Virginia) |
0 |
|
| Mullan Pass (1829 m, Idaho) |
8 |
|
| Rockford Airport (226 m, Illinois) |
8 |
1500-2000m |
| Fayetteville Regional Airport (58 m, North Carolina) |
0 |
|
| Yampa Valley Airport (2012 m, Colorado) |
0 |
|
| Falfurrias Airport (34 m, Texas) |
0 |
|
| Mena Intermountain Airport (329 m, Arkansas) |
4 |
|
| Pitt- Greenville Airport (8 m, North Carolina) |
0 |
|
| Salem-Leckrone (174 m, Illinois) |
8 |
|
| Capital City Airport (106 m, Pennsylvania) |
0 |
|
| Manassas Regional Airport (59 m, North Carolina) |
0 |
|
| Warrenton Airport (102 m, Virginia) |
0 |
|
| Piedmont Triad Intl. Airport (277 m, North Carolina) |
8 |
>2500m |
| Orange Airport (142 m, Virginia) |
0 |
|
| Ogdensburg Intl. Airport (91 m, New York) |
0 |
|
| Orangeburg Airport (60 m, South Carolina) |
8 |
|
| Jim Hamilton (59 m, South Carolina) |
6 |
|
| Plymouth Airport (158 m, New Hampshire) |
0 |
|
| Quillayute Airport (55 m, Washington) |
8 |
1500-2000m |
| Junction Airport (522 m, Texas) |
0 |
>2500m |
| Spokane Airport (721 m, Washington) |
6 |
1000-1500m |
| Timmins Victor M. Power Airport (295 m, Ontario) |
7 |
>2500m |
| Black Hills Airport (1188 m, South Dakota) |
2 |
|
| Watson Lake Airport (690 m, Yukon) |
2 |
|
| Hartness State Airport (176 m, Vermont) |
0 |
|
| Muir Army Airfield (149 m, Pennsylvania) |
0 |
|
| Reading Regional Airport (105 m, Pennsylvania) |
0 |
|
| Cambridge Bay Airport (23 m, Nunavut) |
7 |
100-200m |
| Bellingham Intl. Airport (45 m, Washington) |
8 |
|
| Watertown Intl. Airport (99 m, New York) |
0 |
|
| Adirondack Regional Airport (507 m, New York) |
0 |
|
| Lander/Hunt Field AP (1694 m, Wyoming) |
8 |
|
| Vancouver Airport (4 m, British Columbia) |
8 |
300-600m |
| Meadows Field Airport (150 m, California) |
0 |
>2500m |
| Fresno Yosemite Intl. Airport (100 m, California) |
4 |
2000-2500m |
| Conroe Airport (75 m, Texas) |
0 |
|
| Miramichi AP (31 m, British Columbia) |
8 |
|
| Flagler County Airport (10 m, Florida) |
8 |
|
| Blue Canyon (1611 m, California) |
8 |
|
| Camarillo Airport (23 m, California) |
0 |
|
| Yellowstone Regional Airport (1553 m, Wyoming) |
8 |
|
| Southwest Washington Regional Airport (4 m, Washington) |
8 |
|
| Laramie Airport (2218 m, Wyoming) |
8 |
|
| Renton Airport (9 m, Washington) |
8 |
|
| Montgomery Airport (164 m, Maryland) |
0 |
|
| Napa Airport (10 m, California) |
0 |
|
| Marine Corps Air Station Camp Pendleton (24 m, California) |
6 |
|
| Saint John Airport (111 m, New Brunswick) |
8 |
>2500m |
| Taos Airport (2161 m, New Mexico) |
8 |
|
| Truckee Tahoe Airport (1798 m, California) |
4 |
|
| Chehalis Airport (54 m, Washington) |
8 |
|
| Morrisville- Stowe State Airport (223 m, Vermont) |
0 |
|
| Oceanside Airport (9 m, California) |
0 |
|
| Montrose Airport (1755 m, Colorado) |
0 |
|
| Afton Airport (1896 m, Wyoming) |
4 |
|
| Ramona Airport (424 m, California) |
6 |
|
| Watsonville Airport (48 m, California) |
0 |
|
| Phillips Army Airfield (18 m, Maryland) |
0 |
|
| San Antonio Intl. Airport (242 m, Texas) |
6 |
>2500m |
| Lago Vista Airport (375 m, Texas) |
0 |
|
| Cranbrook Airport (939 m, British Columbia) |
5 |
2000-2500m |
| Hulett Airport (1300 m, Wyoming) |
0 |
|
| Petersburg/Grant C. Arpt (293 m, West-Virginia) |
0 |
|
| Baltimore Airport (47 m, Maryland) |
0 |
>2500m |
| Chamberlain (530 m, South Dakota) |
8 |
|
| Dallas Executive Airport (201 m, Texas) |
0 |
|
| Wallops Flight Facility Airport (12 m, Virginia) |
0 |
>2500m |
| Wheeler-Sack Army Airfield (207 m, New York) |
0 |
|
| Indianapolis Executive Airport (281 m, Indiana) |
8 |
|
| Palmdale Regional Airport (774 m, California) |
0 |
|
| Naval Air Station Whiting Field (61 m, Florida) |
8 |
|
| Southwest Minnesota Regional Airport (359 m, Minnesota) |
8 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
6 |
|
| Moorhead Airport (280 m, Minnesota) |
8 |
|
| Hector Intl. Airport (274 m, North Dakota) |
8 |
600-1000m |
| Naval Air Facility El Centro (-13 m, California) |
6 |
|
| Aberdeen Airport (69 m, Mississippi) |
8 |
|
| Petersburg (59 m, Virginia) |
0 |
|
| Santee Cooper Regional Airport (32 m, South Carolina) |
4 |
|
| Marin (1 m, California) |
2 |
|
| Custer Airport (1707 m, South Dakota) |
8 |
|
| San Luis Valley Regional Airport (2299 m, Colorado) |
8 |
600-1000m |
| Felts Field Airport (595 m, Washington) |
6 |
|
| Skagit Regional Airport (44 m, Washington) |
8 |
|
| Sonora Airport (652 m, Texas) |
0 |
|
| Atlantic City Airport (20 m, New Jersey) |
0 |
>2500m |
| Stanly County Airport (186 m, North Carolina) |
0 |
|
| Raleigh Executive Jetport (75 m, North Carolina) |
0 |
|
| Concord-Padgett Regional Airport (210 m, North Carolina) |
8 |
|
| Barrow (287 m, Georgia) |
8 |
|
| Foothills Regional Airport (387 m, North Carolina) |
8 |
|
| Wings Field (92 m, Pennsylvania) |
0 |
|
| Duplin (42 m, North Carolina) |
0 |
|
| Winona Airport (200 m, Minnesota) |
6 |
|
| Fredericksburg Airport (26 m, Virginia) |
0 |
|
| Rusk County Airport (135 m, Texas) |
0 |
|
| Portland Airport (12 m, Oregon) |
8 |
600-1000m |
| Santa Monica Airport (53 m, California) |
0 |
|
| Berlin Regional Airport (353 m, New Hampshire) |
0 |
|
| Deer Park Airport (672 m, Washington) |
8 |
|
| Pullman- Moscow Regional Airport (778 m, Washington) |
4 |
|
| Laconia Airport (166 m, New Hampshire) |
0 |
|
| Rutherfordton (329 m, North Carolina) |
8 |
|
| Lake Tahoe Airport (1909 m, California) |
2 |
|
| Murray Field (18 m, California) |
8 |
|
| Placerville Airport (788 m, California) |
4 |
|
| Castroville Airport (235 m, Texas) |
0 |
|
| Bay Bridge Airport (15 m, Maryland) |
0 |
|
| Coeur d'Alene Airport (707 m, Idaho) |
8 |
|
| Lemhi (1233 m, Idaho) |
8 |
|
| William R. Fairchild Intl. Airport (88 m, Washington) |
8 |
|
| McCall Airport (1530 m, Idaho) |
6 |
|
| Campbell River Airport (106 m, British Columbia) |
8 |
|
| Rexburg (1481 m, Idaho) |
4 |
|
| Friedman Memorial Airport (1620 m, Idaho) |
0 |
|
| Accomack (15 m, Virginia) |
0 |
|
| Easterwood Airport (98 m, Texas) |
0 |
|
| Lebanon Airport (182 m, New Hampshire) |
0 |
|
| Nampa Airport (773 m, Idaho) |
8 |
|
| Sandpoint Airport (648 m, Idaho) |
6 |
|
| Boundary County Airport (711 m, Idaho) |
6 |
|
| Conway Airport (10 m, South Carolina) |
0 |
|
| Houston County Airport (106 m, Texas) |
0 |
|
| South Arkansas Regional Airport at Good (77 m, Arkansas) |
2 |
|
| Sumter Airport (56 m, South Carolina) |
8 |
|
| Nevada (961 m, California) |
8 |
|
| Veterans Airport of Southern Illinois (144 m, Illinois) |
8 |
|
| Quakertown Airport (160 m, Pennsylvania) |
0 |
|
| Cairo Airport (98 m, Illinois) |
8 |
|
| Floyd Bennett Memorial Airport (100 m, New York) |
0 |
|
| Smith Reynolds Airport (296 m, North Carolina) |
0 |
|
| Moore County Airport (141 m, North Carolina) |
0 |
|
| Pope Field (61 m, North Carolina) |
0 |
|
| Quesnel Airport (545 m, British Columbia) |
6 |
|
| Powell Airport (1552 m, Wyoming) |
4 |
|
| Bathurst Arpt(Awrs) (59 m, New Brunswick) |
0 |
|
| Tomahawk Airport (453 m, Wisconsin) |
8 |
|
| Franklin Airport (616 m, Tennessee) |
8 |
|
| Allentown Queen City Airport (122 m, Pennsylvania) |
0 |
|
| Payson Airport (1572 m, Arizona) |
6 |
|
| Waukesha (284 m, Wisconsin) |
8 |
|
| West Bend Airport (270 m, Wisconsin) |
8 |
|
| Mecklenburg-Bruns. Arpt (430 m, Virginia) |
0 |
|
| Giddings Airport (148 m, Texas) |
0 |
|
| Culpeper Regional Airport (95 m, Virginia) |
0 |
|
| Arcata (18 m, California) |
8 |
100-200m |
| Sheboygan (228 m, Wisconsin) |
8 |
|
| David Wayne Hooks Memorial Airport (46 m, Texas) |
0 |
|
| Millville Executive Airport (25 m, New Jersey) |
0 |
|
| Joliet Regional Airport (177 m, Illinois) |
8 |
|
| Ephraim (236 m, Wisconsin) |
8 |
|
| Clinton Airport (157 m, Arkansas) |
6 |
|
| Sparta/Fort McCoy Airport (256 m, Wisconsin) |
8 |
|
| Orange County Airport (4 m, Texas) |
0 |
|
| Truth or Consequences Airport (1481 m, New Mexico) |
0 |
>2500m |
| Sunnyside Muni (234 m, Washington) |
0 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
0 |
|
| Aurora Airport (215 m, Illinois) |
8 |
|
| Garner Field (287 m, Texas) |
0 |
|
| Fairbanks Intl. Airport (135 m, Alaska) |
6 |
>2500m |
| Sussex Airport (128 m, New Jersey) |
0 |
|
| College Park Airport (15 m, Maryland) |
0 |
|
| Bridgewater Airport (355 m, Virginia) |
0 |
|
| Palatka Airport (15 m, Florida) |
8 |
|
| Crescent City (17 m, California) |
8 |
|
| Manitowoc (198 m, Wisconsin) |
8 |
|
| Taylorville Airport (190 m, Illinois) |
8 |
|
| Allen Parish Airport (33 m, Louisiana) |
8 |
|
| Russellville Regional Airport (123 m, Arkansas) |
8 |
|
| Somerset Airport (32 m, New Jersey) |
0 |
|
| Simmons Army Airfield (74 m, North Carolina) |
0 |
|
| Suffolk Executive Airport (22 m, Virginia) |
0 |
|
| Chesterfield County Airport (72 m, Virginia) |
0 |
|
| Stafford Regional Airport (65 m, Virginia) |
0 |
|
| McGrath Airport (103 m, Alaska) |
6 |
2000-2500m |
| Beauregard Regional Airport (62 m, Louisiana) |
2 |
|
| St. Louis Regional Airport (166 m, Illinois) |
8 |
|
North - South