| Stations: 2853
|
Cloud Cover |
Cloud Base |
| Newport State Airport (52 m, Rhode Island) |
8 |
|
| Dyess Air Force Base (545 m, Texas) |
0 |
|
| Dewar Lakes AP (488 m, Nunavut) |
8 |
600-1000m |
| Concord Airport (105 m, New Hampshire) |
8 |
600-1000m |
| Wallops Flight Facility Airport (12 m, Virginia) |
0 |
|
| Leesburg Executive Airport (119 m, Virginia) |
0 |
|
| Marine Corps Air Facility Quantico Airp (4 m, Virginia) |
0 |
|
| Dover Air Force Base (9 m, Delaware) |
0 |
|
| Terrace Airport (217 m, British Columbia) |
8 |
200-300m |
| Cape May Airport (7 m, New Jersey) |
4 |
|
| Martin State Airport (7 m, Maryland) |
0 |
|
| Hagerstown Regional Airport (215 m, Maryland) |
6 |
|
| Naval Air Station Patuxent River (14 m, Maryland) |
0 |
|
| Greater Binghamton Airport (497 m, New York) |
8 |
|
| Syracuse Hancock Intl. Airport (124 m, New York) |
8 |
600-1000m |
| Easton Airport (22 m, Maryland) |
0 |
|
| St.Anthony A (32 m, Newfoundland) |
8 |
200-300m |
| Ingenika Point (680 m, British Columbia) |
6 |
|
| Pittsfield Airport (364 m, Massachusetts) |
8 |
|
| Cape Dyer AP (725 m, Nunavut) |
7 |
600-1000m |
| Shepherd Bay AP (45 m, Nunavut) |
0 |
>2500m |
| Pratt Regional Airport (595 m, Kansas) |
0 |
|
| Taloyoak Airport (28 m, Nunavut) |
0 |
>2500m |
| Manassas Regional Airport (59 m, North Carolina) |
0 |
|
| Ashe County Airport (969 m, North Carolina) |
0 |
|
| Cambridge Bay Airport (23 m, Nunavut) |
1 |
>2500m |
| Cleveland Burke Lakefront Airport (178 m, Ohio) |
0 |
|
| Clinton-Sherman Industrial Airpark (586 m, Oklahoma) |
8 |
|
| Fulton County Airport (269 m, New York) |
8 |
|
| Altoona (458 m, Pennsylvania) |
8 |
|
| Bradford Airport (653 m, Pennsylvania) |
8 |
|
| Spence Bay AP (28 m, Nunavut) |
0 |
|
| Lancaster Airport (123 m, Pennsylvania) |
6 |
|
| Northeast Philadelphia Airport (37 m, Pennsylvania) |
6 |
|
| Halifax Airport (145 m, Nova Scotia) |
8 |
100-200m |
| Doylestown Airport (120 m, Pennsylvania) |
2 |
|
| North Central State Airport (134 m, Rhode Island) |
8 |
|
| Rankin Inlet Airport (29 m, Nunavut) |
0 |
>2500m |
| Cambridge- Dorchester Airport (6 m, Maryland) |
0 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
8 |
1500-2000m |
| St. Inigoes (6 m, Maryland) |
0 |
|
| Ithaca Tompkins Intl. Airport (335 m, New York) |
8 |
|
| Crosby Airport (594 m, North Dakota) |
0 |
|
| Chautauqua (525 m, New York) |
6 |
|
| Colby Airport (971 m, Kansas) |
8 |
|
| Breckenridge Airport (391 m, Texas) |
0 |
|
| North Bay (370 m, Ontario) |
0 |
>2500m |
| Abilene Airport (546 m, Texas) |
0 |
|
| Presque Isle Intl. Airport (146 m, Maine) |
8 |
|
| Hobart Regional Airport (478 m, Oklahoma) |
8 |
|
| Cape Cod Gateway Airport (16 m, Massachusetts) |
8 |
|
| Harriman-and-West Airport (201 m, Massachusetts) |
8 |
|
| Ozona Airport (726 m, Texas) |
8 |
|
| Petawawa Heliport (130 m, Ontario) |
0 |
>2500m |
| Avenger Field (725 m, Texas) |
0 |
|
| Stewart Intl. Airport (150 m, New York) |
6 |
|
| Brookhaven Airport (25 m, New York) |
6 |
|
| Rawlins Airport (2077 m, Wyoming) |
8 |
|
| Gjoa Haven Airport (46 m, Nunavut) |
0 |
>2500m |
| Resolute AP (67 m, Nunavut) |
8 |
600-1000m |
| Charlottetown Airport (79 m, Prince Edward Island) |
8 |
300-600m |
| Penn Yan Airport (275 m, New York) |
0 |
|
| Nashua Airport (61 m, New Hampshire) |
8 |
|
| Griffiss Intl. Airport (154 m, New York) |
8 |
|
| Heritage Field Airport (89 m, Pennsylvania) |
4 |
|
| Francis S. Gabreski Airport (20 m, New York) |
8 |
|
| Stephenville Intl. Airport (9 m, Newfoundland) |
6 |
600-1000m |
| Montgomery Airport (164 m, Maryland) |
0 |
|
| Salisbury (16 m, Maryland) |
0 |
|
| CFB Bagotville (159 m, Quebec) |
8 |
|
| Yarmouth Airport (46 m, Nova Scotia) |
8 |
200-300m |
| Goose (49 m, Newfoundland) |
8 |
|
| Groton (3 m, Connecticut) |
4 |
|
| Hartford Airport (6 m, Connecticut) |
8 |
|
| Great Bend Airport (575 m, Kansas) |
0 |
|
| Wellsboro Airport (577 m, Pennsylvania) |
8 |
|
| South Jersey Regional Airport (16 m, New Jersey) |
8 |
|
| Clines Corner (2160 m, New Mexico) |
0 |
|
| Tangier (2 m, Texas) |
0 |
|
| Sullivan Airport (428 m, New York) |
8 |
|
| Waterloo Well AP (315 m, Ontario) |
0 |
>2500m |
| Northern Aroostook Regional Airport (301 m, Maine) |
8 |
|
| El Reno (432 m, Oklahoma) |
8 |
|
| Tipton Airport (46 m, Maryland) |
0 |
|
| Taunton Airport (13 m, Massachusetts) |
8 |
|
| Beverly Regional Airport (33 m, Massachusetts) |
8 |
|
| Chatham Airport (19 m, Massachusetts) |
8 |
|
| Hanscom Field (41 m, Massachusetts) |
8 |
|
| Norwood Memorial Airport (15 m, Massachusetts) |
8 |
|
| Orange Airport (164 m, Massachusetts) |
8 |
|
| Fitchburg Airport (106 m, Massachusetts) |
8 |
|
| Peterborough (191 m, Ontario) |
0 |
>2500m |
| District (281 m, Ontario) |
0 |
>2500m |
| Chibougamau-Chapais AP (387 m, Quebec) |
0 |
|
| Sept-Îles Airport (55 m, Quebec) |
8 |
|
| Trenton Airport (85 m, Ontario) |
2 |
|
| Sable Island AP (5 m, Nova Scotia) |
4 |
|
| Miller Air Park (25 m, New Jersey) |
8 |
|
| Sable Island (1 m, Nova Scotia) |
4 |
1000-1500m |
| Mary’s Harbour (11 m, Newfoundland) |
8 |
100-200m |
| Winnipeg Airport (239 m, Manitoba) |
0 |
|
| Greeley- Weld County Airport (1420 m, Colorado) |
8 |
|
| Southwest Wyoming Regional Airport (2060 m, Wyoming) |
8 |
|
| Evanston Airport (2177 m, Wyoming) |
8 |
|
| Harriet Alexander Field (2293 m, Colorado) |
0 |
|
| Bradley Intl. Airport (55 m, Connecticut) |
8 |
|
| Eastern WV Regional Airport (170 m, West-Virginia) |
0 |
|
| Orange Airport (142 m, Virginia) |
0 |
|
| Magdalen Islands Airport (18 m, Quebec) |
8 |
100-200m |
| Luray Caverns Airport (275 m, Virginia) |
0 |
|
| Culpeper Regional Airport (95 m, Virginia) |
0 |
|
| Naval Station Norfolk (5 m, Virginia) |
0 |
|
| Blue Ridge Airport (287 m, Virginia) |
0 |
|
| Ronald Reagan Washington National Airpo (20 m, Virginia) |
0 |
>2500m |
| Kinngait Airport (50 m, Nunavut) |
8 |
300-600m |
| Rocksprings Airport (723 m, Texas) |
8 |
|
| Perryton Airport (889 m, Texas) |
8 |
|
| Lancaster Regional Airport (153 m, Texas) |
4 |
|
| Pine Springs (1663 m, Texas) |
0 |
|
| Sherbrooke Airport (242 m, Quebec) |
8 |
200-300m |
| Saint-Hubert Airport (28 m, Quebec) |
8 |
600-1000m |
| Lytton (225 m, British Columbia) |
4 |
>2500m |
| Wings Field (92 m, Pennsylvania) |
8 |
|
| Clearfield- Lawrence Airport (462 m, Pennsylvania) |
8 |
|
| Penn Valley Airport (137 m, Pennsylvania) |
6 |
|
| University Park Airport (378 m, Pennsylvania) |
8 |
|
| McHenry Airport (894 m, Maryland) |
4 |
|
| Capital City Airport (106 m, Pennsylvania) |
6 |
|
| Erie Intl. Airport (225 m, Pennsylvania) |
0 |
|
| Lehigh Valley Intl. Airport (117 m, Pennsylvania) |
8 |
|
| Cushing Airport (279 m, Oklahoma) |
8 |
|
| Chickasha Airport (351 m, Oklahoma) |
8 |
|
| Tinker Air Force Base (384 m, Oklahoma) |
8 |
|
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
8 |
|
| Lawton (338 m, Oklahoma) |
8 |
|
| Henry Post Army Airfield (360 m, Oklahoma) |
8 |
|
| Youngstown (361 m, Ohio) |
8 |
|
| Cattaraugus County-Olean Airport (651 m, New York) |
8 |
|
| East Hampton Airport (17 m, New York) |
8 |
|
| Jimmy Lake (636 m, Saskatchewan) |
0 |
>2500m |
| Ogdensburg Intl. Airport (91 m, New York) |
8 |
|
| Orange County Airport (111 m, New York) |
6 |
|
| Hudson Valley Regional Airport (51 m, New York) |
8 |
|
| Niagara Falls Intl. Airport (180 m, New York) |
0 |
|
| Greater Rochester Intl. Airport (169 m, New York) |
0 |
|
| Cavern City Airport (985 m, New Mexico) |
0 |
|
| Clayton Municipal Airpark (1515 m, New Mexico) |
0 |
|
| Fort Bridger Airport (2145 m, Wyoming) |
8 |
|
| Millville Executive Airport (25 m, New Jersey) |
8 |
|
| Essex (53 m, New Jersey) |
8 |
|
| Laconia Airport (166 m, New Hampshire) |
8 |
|
| Liverpool Bay (102 m, Northwest Territories) |
0 |
>2500m |
| Alliance Airport (1198 m, Nebraska) |
8 |
|
| General William J. Fox Airfield (712 m, California) |
0 |
|
| Sidney Airport (1312 m, Nebraska) |
8 |
|
| Billings Logan Intl. Airport (1088 m, Montana) |
4 |
>2500m |
| Dodge City Regional Airport (790 m, Kansas) |
0 |
>2500m |
| Hutchinson Airport (462 m, Kansas) |
8 |
|
| Garden (878 m, Kansas) |
8 |
|
| Salina Regional Airport (385 m, Kansas) |
8 |
|
| Somerset County Airport (693 m, Pennsylvania) |
8 |
|
| Allentown Queen City Airport (122 m, Pennsylvania) |
8 |
|
| Wheeler-Sack Army Airfield (207 m, New York) |
8 |
|
| Republic Airport (25 m, New York) |
8 |
|
| Glasgow Airport (693 m, Montana) |
0 |
|
| Langdon Airport (490 m, North Dakota) |
0 |
|
| Frederick Airport (92 m, Maryland) |
4 |
|
| North Texas Regional Airport (228 m, Texas) |
0 |
|
| Annapolis (2 m, Maryland) |
0 |
|
| Cortland Airport (365 m, New York) |
8 |
|
| Dallas Executive Airport (201 m, Texas) |
6 |
|
| Leonardtown Airport (43 m, Maryland) |
0 |
|
| Mesquite Metro Airport (136 m, Texas) |
4 |
|
| Ocean (4 m, Maryland) |
0 |
|
| New Kent Airport (38 m, Virginia) |
0 |
|
| Magic Valley Regional Airport (1265 m, Idaho) |
8 |
|
| Gage Airport (667 m, Oklahoma) |
2 |
|
| York Airport (144 m, Pennsylvania) |
2 |
|
| Blytheville Airport (78 m, Arkansas) |
0 |
|
| Cartwright Airport (15 m, Newfoundland) |
8 |
300-600m |
| Wabush Airport (551 m, Newfoundland) |
8 |
1500-2000m |
| Fort Worth Meacham Intl. Airport (216 m, Texas) |
6 |
|
| Port Meadville Airport (427 m, Pennsylvania) |
8 |
|
| Greenwood (28 m, Nova Scotia) |
8 |
|
| Trenton (65 m, New Jersey) |
4 |
|
| Northeast Ohio Regional Airport (281 m, Ohio) |
8 |
|
| Jaffrey Airport (317 m, New Hampshire) |
8 |
|
| Waterville Robert LaFleur Airport (101 m, Maine) |
8 |
|
| Arnold Palmer Regional Airport (361 m, Pennsylvania) |
8 |
|
| Lawrence Airport (45 m, Maine) |
8 |
|
| Muskrat Dam Airport (278 m, Ontario) |
0 |
>2500m |
| Manchester (71 m, New Hampshire) |
8 |
|
| Portsmouth International Airport at Pea (31 m, New Hampshire) |
8 |
|
| Lorain (242 m, Ohio) |
4 |
|
| Naval Outlying Landing Field San Nicola (174 m, California) |
0 |
|
| Montreal Airport Trudeau (34 m, Quebec) |
8 |
300-600m |
| Caribou Airport (191 m, Maine) |
8 |
300-600m |
| Rapid City Airport (965 m, South Dakota) |
8 |
0-50m |
| Goodland Airport (1124 m, Kansas) |
8 |
|
| Cleveland Hopkins Intl. Airport (245 m, Ohio) |
6 |
600-1000m |
| Tadoule Lake (281 m, Manitoba) |
0 |
>2500m |
| Fort Stockton- Pecos County Airport (917 m, Texas) |
0 |
|
| Waterbury (222 m, Connecticut) |
8 |
|
| Colorado Plains Regional Airport (1421 m, Colorado) |
8 |
|
| Hamilton Airport (238 m, Ontario) |
0 |
>2500m |
| Lytton Airport (225 m, British Columbia) |
4 |
|
| Tweed New Haven Airport (4 m, Connecticut) |
8 |
|
| First Flight Airport (4 m, North Carolina) |
0 |
|
| Sydney Airport (72 m, Nova Scotia) |
8 |
200-300m |
| Yellowknife Airport (206 m, Northwest Territories) |
8 |
>2500m |
| Sarnia Chris Hadfield Airport (181 m, Ontario) |
8 |
600-1000m |
| Williamsport Regional Airport (160 m, Pennsylvania) |
8 |
|
| Corpus Christi Intl. Airport (15 m, Texas) |
8 |
|
| Pincher Creek (1190 m, Alberta) |
0 |
|
| Michael J. Smith Field (3 m, North Carolina) |
0 |
|
| Dillant (149 m, New Hampshire) |
8 |
|
| Pittsburgh Intl. Airport (373 m, Pennsylvania) |
2 |
600-1000m |
| Warrenton Airport (102 m, Virginia) |
0 |
|
| Kearney Regional Airport (649 m, Nebraska) |
8 |
|
| Hastings Airport (596 m, Nebraska) |
2 |
|
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
8 |
|
| Rolla Airport (556 m, North Dakota) |
0 |
|
| Quakertown Airport (160 m, Pennsylvania) |
4 |
|
| Baie-Comeau Airport (22 m, Quebec) |
8 |
600-1000m |
| Toronto Islands Airport (77 m, Ontario) |
0 |
>2500m |
| Pincher Creek Airport (1190 m, Alberta) |
0 |
>2500m |
| Billy Mitchell Airport (4 m, North Carolina) |
0 |
|
| Clyde AP (27 m, Nunavut) |
8 |
300-600m |
| Killeen- Fort Hood Regional Airport (309 m, Texas) |
8 |
|
| Lynchburg Regional Airport (286 m, Virginia) |
0 |
>2500m |
| Brevoort Island Airport (376 m, Nunavut) |
8 |
1000-1500m |
| Mary's Harbour Airport (12 m, Newfoundland) |
8 |
|
| New River Valley Airport (642 m, Virginia) |
0 |
|
| Baker Airport (902 m, Montana) |
0 |
|
| London Airport (278 m, Ontario) |
0 |
>2500m |
| Roanoke Airport (358 m, Virginia) |
0 |
|
| Hartness State Airport (176 m, Vermont) |
8 |
|
| Buena Vista Airport (2422 m, Colorado) |
0 |
|
| Burlington Intl. Airport (104 m, Vermont) |
8 |
600-1000m |
North - South