| Stations: 1941
|
Cloud Cover |
Cloud Base |
| Zephyrhills Airport (27 m, Florida) |
0 |
|
| Zapata Airport (129 m, Texas) |
8 |
|
| Youngstown (361 m, Ohio) |
6 |
1500-2000m |
| York Airport (509 m, Nebraska) |
0 |
|
| Yeager Airport (299 m, West-Virginia) |
0 |
>2500m |
| Yakutat Airport (13 m, Alaska) |
0 |
>2500m |
| Yakima Airport (325 m, Washington) |
0 |
>2500m |
| Wray Airport (1087 m, Colorado) |
0 |
|
| Worcester Airport (308 m, Massachusetts) |
8 |
|
| Woodward Field (92 m, South Carolina) |
0 |
|
| Wood County Airport (132 m, Texas) |
0 |
|
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
4 |
>2500m |
| Winona-Montgomery County Airport (111 m, Mississippi) |
0 |
|
| Winona Airport (200 m, Minnesota) |
0 |
|
| Winnipeg Airport (239 m, Manitoba) |
2 |
|
| Winnemucca Airport (1322 m, Nevada) |
0 |
>2500m |
| Winkler Airport (855 m, Texas) |
8 |
|
| Wings Field (92 m, Pennsylvania) |
4 |
|
| Windom (410 m, Minnesota) |
6 |
|
| Windham Airport (76 m, Connecticut) |
8 |
|
| Winchester Regional Airport (222 m, Virginia) |
0 |
|
| Winchester Airport (298 m, Tennessee) |
2 |
|
| Wilmington Intl. Airport (10 m, North Carolina) |
0 |
>2500m |
| Willoughby (191 m, Ohio) |
0 |
|
| Willmar Airport (343 m, Minnesota) |
8 |
|
| Williamsport Regional Airport (160 m, Pennsylvania) |
0 |
>2500m |
| William M Tuck (128 m, Virginia) |
0 |
|
| William H. Morse State Airport (252 m, Vermont) |
8 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
6 |
1500-2000m |
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) |
0 |
>2500m |
| Wilkes County Airport (396 m, North Carolina) |
8 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
6 |
>2500m |
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
2 |
>2500m |
| Whistler Airport (658 m, British Columbia) |
8 |
|
| Wheaton Airport (313 m, Minnesota) |
6 |
|
| Wharton Regional Airport (31 m, Texas) |
8 |
|
| Wexford (396 m, Michigan) |
8 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
>2500m |
| Western Carolina Regional Airport (517 m, North Carolina) |
0 |
|
| Westerly State Airport (25 m, Rhode Island) |
8 |
|
| West Woodward Airport (667 m, Oklahoma) |
0 |
|
| West Point Airport (7 m, Virginia) |
0 |
|
| West Bend Airport (270 m, Wisconsin) |
0 |
|
| Wellsville Airport (646 m, New York) |
8 |
|
| Wellsboro Airport (577 m, Pennsylvania) |
6 |
|
| Wekweètì Airport (368 m, Northwest Territories) |
0 |
|
| Webster City (342 m, Iowa) |
0 |
|
| Weaverville (716 m, California) |
8 |
|
| Wayne Executive Jetport (41 m, North Carolina) |
0 |
|
| Wayne Airport (436 m, Nebraska) |
0 |
|
| Waycross (46 m, Georgia) |
0 |
|
| Waupaca Airport (252 m, Wisconsin) |
0 |
|
| Watson Lake Airport (690 m, Yukon) |
6 |
|
| Watonga Regional Airport (472 m, Oklahoma) |
8 |
|
| Watford City Airport (643 m, North Dakota) |
8 |
|
| Watertown Airport (254 m, Wisconsin) |
0 |
|
| Waterloo Regional Airport (268 m, Iowa) |
0 |
>2500m |
| Waskish Muni Airpt (360 m, Minnesota) |
0 |
|
| Washington Airport (149 m, Missouri) |
0 |
|
| Washington Airport (197 m, Georgia) |
0 |
|
| Washington (230 m, Iowa) |
0 |
|
| Waseca Airport (343 m, Minnesota) |
4 |
|
| Warsaw Airport (259 m, Indiana) |
0 |
|
| Warroad International Memorial Airport (327 m, Minnesota) |
0 |
|
| Warrenton Airport (102 m, Virginia) |
0 |
|
| Warren Airport (12 m, North Carolina) |
0 |
|
| Wallops Flight Facility Airport (12 m, Virginia) |
2 |
>2500m |
| Walker Airport (411 m, Minnesota) |
0 |
|
| Walhalla Airport (291 m, North Dakota) |
0 |
|
| Wahoo Airport (373 m, Nebraska) |
0 |
|
| Wadena Airport (418 m, Minnesota) |
4 |
|
| Waco Regional Airport (155 m, Texas) |
2 |
1000-1500m |
| W. H. 'Bud' Barron Airport (94 m, Georgia) |
0 |
|
| Viroqua Airport (394 m, Wisconsin) |
0 |
|
| Virginia Tech Montgomery Executive Airp (650 m, Virginia) |
4 |
|
| Vinton Airport (258 m, Iowa) |
0 |
|
| Vidalia Regional Airport (84 m, Georgia) |
0 |
|
| Victoria Regional Airport (36 m, Texas) |
8 |
600-1000m |
| Vicksburg Airport (32 m, Mississippi) |
4 |
|
| Veterans Airport of Southern Illinois (144 m, Illinois) |
0 |
|
| Vernon (386 m, Texas) |
4 |
|
| Vermilion Regional Airport (212 m, Illinois) |
0 |
|
| Venice Airport (6 m, Florida) |
0 |
|
| Vance Brand Airport (1541 m, Colorado) |
0 |
|
| Valley Intl. Airport (10 m, Texas) |
8 |
|
| University-Oxford Airport (138 m, Mississippi) |
0 |
|
| Two Harbors (328 m, Minnesota) |
0 |
|
| Tuscola Area Airport (214 m, Michigan) |
6 |
|
| Tupelo Regional Airport (110 m, Mississippi) |
0 |
>2500m |
| Tunica Airport (59 m, Mississippi) |
0 |
|
| Tulsa Airport (195 m, Oklahoma) |
6 |
1500-2000m |
| Tucson Intl. Airport (779 m, Arizona) |
2 |
>2500m |
| Truth or Consequences Airport (1481 m, New Mexico) |
6 |
>2500m |
| Trinity Center (728 m, California) |
6 |
|
| Triangle North Executive Airport (113 m, North Carolina) |
0 |
|
| Tri-State Steuben County Airport (303 m, Indiana) |
0 |
|
| Tri-State Airport (255 m, West-Virginia) |
0 |
>2500m |
| Tri-County Airport (21 m, North Carolina) |
0 |
|
| Tracy Airport (408 m, Minnesota) |
8 |
|
| Tomahawk Airport (453 m, Wisconsin) |
0 |
|
| Toledo Suburban Airport (204 m, Michigan) |
4 |
|
| Toledo Express Airport (211 m, Ohio) |
4 |
1500-2000m |
| Toccoa Airport (304 m, Georgia) |
0 |
|
| Tipton Airport (46 m, Maryland) |
0 |
|
| Tioga Airport (684 m, North Dakota) |
8 |
|
| Tillamook Airport (11 m, Oregon) |
8 |
|
| Thunder Bay Airport (206 m, Ontario) |
2 |
|
| Three Rivers Muni Dr Haines (251 m, Michigan) |
0 |
|
| Thomson Airport (152 m, Georgia) |
0 |
|
| Thompson Airport (216 m, Manitoba) |
2 |
1500-2000m |
| Thomasville Regional Airport (80 m, Georgia) |
0 |
|
| Thomaston (243 m, Georgia) |
0 |
|
| Thomas P. Stafford Airport (489 m, Oklahoma) |
8 |
|
| Thomas C. Russell Field (209 m, Alabama) |
0 |
|
| Thedford Airport (892 m, Nebraska) |
0 |
|
| Texas Gulf Coast Regional Airport (8 m, Texas) |
8 |
|
| Telluride Regional Airport (2769 m, Colorado) |
8 |
|
| Tehachapi Airport (1220 m, California) |
0 |
|
| Ted Stevens Anchorage Intl. Airport (42 m, Alaska) |
4 |
1000-1500m |
| Taylorville Airport (190 m, Illinois) |
0 |
|
| Taylor (448 m, Wisconsin) |
0 |
|
| Tarboro Airport (16 m, North Carolina) |
0 |
|
| Tappahannock Airport (41 m, Virginia) |
0 |
|
| Taos Airport (2161 m, New Mexico) |
8 |
|
| Tangier (2 m, Texas) |
0 |
|
| Tampa Intl. Airport (3 m, Florida) |
2 |
>2500m |
| Tampa Executive Airport (7 m, Florida) |
0 |
|
| Taloyoak Airport (28 m, Nunavut) |
1 |
0-50m |
| Tallahassee Intl. Airport (18 m, Florida) |
0 |
>2500m |
| Talladega Airport (161 m, Alabama) |
0 |
|
| Talkeetna Airport (109 m, Alaska) |
6 |
1000-1500m |
| Tahlequah Airport (266 m, Oklahoma) |
6 |
|
| Syracuse Hancock Intl. Airport (124 m, New York) |
6 |
600-1000m |
| Sylvania Airport (57 m, Georgia) |
0 |
|
| Swift Current Airport (818 m, Saskatchewan) |
6 |
|
| Swainsboro Airport (100 m, Georgia) |
0 |
|
| Suwannee County Airport (32 m, Florida) |
0 |
|
| Sussex Airport (128 m, New Jersey) |
6 |
|
| Susanville Airport (1263 m, California) |
0 |
|
| Sunnyside Muni (234 m, Washington) |
0 |
|
| Sumter Airport (56 m, South Carolina) |
2 |
|
| Summerville Airport (17 m, South Carolina) |
0 |
|
| Sulphur Springs Airport (149 m, Texas) |
4 |
|
| Suffolk Executive Airport (22 m, Virginia) |
0 |
|
| Sturgis Airport (282 m, Michigan) |
0 |
|
| Stuart Powell Field (312 m, Kentucky) |
4 |
|
| Storm Lake Airport (454 m, Iowa) |
0 |
|
| Stockton Metropolitan Airport (8 m, California) |
0 |
>2500m |
| Stillwater Regional Airport (300 m, Oklahoma) |
8 |
|
| Stigler Regional Airport (183 m, Oklahoma) |
0 |
|
| Stewart Airport (7 m, British Columbia) |
0 |
|
| Stevens Point Airport (338 m, Wisconsin) |
0 |
|
| Stevens Field (2334 m, Colorado) |
4 |
|
| Sterling Airport (1231 m, Colorado) |
0 |
|
| Stephenville Airport (402 m, Texas) |
0 |
|
| Statesville Muni Ai (294 m, North Carolina) |
0 |
|
| Statesboro- Bulloch County Airport (57 m, Georgia) |
0 |
|
| Staples (392 m, Minnesota) |
6 |
|
| Stanton County Airport (1013 m, Kansas) |
0 |
|
| Stanly County Airport (186 m, North Carolina) |
0 |
|
| Stan Stamper Airport (174 m, Oklahoma) |
0 |
|
| Stafford Regional Airport (65 m, Virginia) |
0 |
|
| St. Louis Lambert Intl. Airport (172 m, Missouri) |
2 |
>2500m |
| St. Clair (198 m, Michigan) |
6 |
|
| St. Catharines/Niagara District Airport (98 m, Ontario) |
6 |
|
| St James Muni Arpt (325 m, Minnesota) |
8 |
|
| Springfield- Branson National Airport (390 m, Missouri) |
0 |
>2500m |
| Springfield Robertson County Airport (215 m, Tennessee) |
2 |
|
| Springerville Muni (2150 m, Arizona) |
8 |
|
| Springbank (1201 m, Alberta) |
8 |
|
| Spokane Airport (721 m, Washington) |
8 |
1500-2000m |
| Spence Bay AP (28 m, Nunavut) |
0 |
|
| Spartanburg Downtown Memorial Airport (246 m, South Carolina) |
0 |
|
| Sparta (164 m, Illinois) |
0 |
|
| Southport Airport (8 m, North Carolina) |
0 |
|
| Southland Field (3 m, Louisiana) |
8 |
|
| Southern California Logistics Airport (869 m, California) |
6 |
|
| South Texas Regional Airport at Hondo (283 m, Texas) |
8 |
|
| South Texas International Airport at Ed (24 m, Texas) |
8 |
|
| South St. Paul Airport (250 m, Minnesota) |
0 |
|
| South Haven Airport (203 m, Michigan) |
0 |
|
| South County Arpt Of Santa Clara County (86 m, California) |
0 |
|
| South Bend Intl. Airport (236 m, Indiana) |
0 |
>2500m |
| Sonora Airport (652 m, Texas) |
0 |
|
| Somerset County Airport (693 m, Pennsylvania) |
8 |
|
| Solon Springs Muni (336 m, Wisconsin) |
0 |
|
| Socorro Airport (1478 m, New Mexico) |
8 |
|
| Snyder (741 m, Texas) |
0 |
|
| Slayton Airport (495 m, Minnesota) |
8 |
|
| Slave Lake Airport (583 m, Alberta) |
6 |
|
| Skyhaven Airport (243 m, Missouri) |
0 |
|
| Sky Harbor Airport & Seaplane Base (186 m, Minnesota) |
0 |
|
| Skagit Regional Airport (44 m, Washington) |
8 |
|
| Sioux Lookout Airport (390 m, Ontario) |
1 |
1000-1500m |
| Sioux Gateway Airport (336 m, Iowa) |
0 |
>2500m |
| Sioux Falls Regional Airport (435 m, South Dakota) |
8 |
>2500m |
| Siler City Muni (187 m, North Carolina) |
0 |
|
| Sikorsky Memorial Airport (5 m, Connecticut) |
6 |
1500-2000m |
| Sierra Vista Airport (1421 m, Arizona) |
8 |
|
| Sierra Blanca Regional Airport (2076 m, New Mexico) |
0 |
|
| Shreveport Regional Airport (84 m, Louisiana) |
6 |
1500-2000m |
| Show Low Regional Airport (1954 m, Arizona) |
6 |
|
| Shively Field Airport (2138 m, Wyoming) |
0 |
|
| Sheridan Airport (1209 m, Wyoming) |
2 |
>2500m |
| Shenandoah Valley Regional Airport (366 m, Virginia) |
0 |
|
| Shenandoah Muni (296 m, Iowa) |
0 |
|
| Sheldon (432 m, Iowa) |
4 |
|
| Shelby Airport (258 m, North Carolina) |
0 |
|
| Shawnee Regional Airport (327 m, Oklahoma) |
0 |
|
| Shawano Airport (248 m, Wisconsin) |
0 |
|
| Sept-Îles Airport (55 m, Quebec) |
8 |
|
| Seminole Airport (1010 m, Texas) |
6 |
|
| Sedona Airport (1471 m, Arizona) |
8 |
|
| Seattle (137 m, Washington) |
8 |
600-1000m |
| Searle Field Airport (999 m, Nebraska) |
0 |
|
| Scottsboro Airport (198 m, Alabama) |
0 |
|
| Scotts Seaplane Base (341 m, Minnesota) |
0 |
|
| Savannah/Hilton Head Intl. Airport (15 m, Georgia) |
2 |
>2500m |
| Savannah-hardin County (144 m, Tennessee) |
2 |
|
| Savanna Airport (188 m, Illinois) |
0 |
|
| Sault Ste. Marie Airport (218 m, Michigan) |
8 |
|
| Sauk Centre Muni (379 m, Minnesota) |
4 |
|
| Saskatoon AP (503 m, Saskatchewan) |
8 |
|
| Santee Cooper Regional Airport (32 m, South Carolina) |
0 |
|
| Santa Ynez Airport (205 m, California) |
0 |
|
| Santa Maria Public Airport (73 m, California) |
0 |
>2500m |
| Sanirajak (8 m, California) |
4 |
|
North - South