| Stations: 2790
|
Cloud Cover |
Cloud Base |
| Zephyrhills Airport (27 m, Florida) |
8 |
|
| Zapata Airport (129 m, Texas) |
0 |
|
| Zanesville Airport (274 m, Ohio) |
0 |
|
| Yuma Intl. Airport (65 m, Arizona) |
0 |
|
| Yuba (19 m, California) |
8 |
|
| Youngstown (361 m, Ohio) |
2 |
>2500m |
| Yorkton Airport (498 m, Saskatchewan) |
7 |
>2500m |
| York Airport (509 m, Nebraska) |
0 |
|
| York Airport (144 m, Pennsylvania) |
0 |
|
| Yellowstone Regional Airport (1553 m, Wyoming) |
0 |
|
| Yellowknife Airport (206 m, Northwest Territories) |
8 |
2000-2500m |
| Yeager Airport (299 m, West-Virginia) |
4 |
2000-2500m |
| Yarmouth Airport (46 m, Nova Scotia) |
7 |
200-300m |
| Yampa Valley Airport (2012 m, Colorado) |
0 |
|
| Yakutat Airport (13 m, Alaska) |
8 |
600-1000m |
| Yakima Airport (325 m, Washington) |
0 |
>2500m |
| Wright-Patterson Air Force Base (251 m, Ohio) |
0 |
|
| Wray Airport (1087 m, Colorado) |
0 |
|
| Worthington (480 m, Minnesota) |
0 |
|
| Worland Airport (1294 m, Wyoming) |
0 |
|
| Worcester Airport (308 m, Massachusetts) |
0 |
|
| Woodward Field (92 m, South Carolina) |
8 |
|
| Wood County Airport (132 m, Texas) |
0 |
|
| Wittman Regional Airport (246 m, Wisconsin) |
0 |
|
| Witham Field (6 m, Florida) |
4 |
|
| Wiscasset Airport (21 m, Maine) |
0 |
|
| Winter Haven's Gilbert Airport (44 m, Florida) |
2 |
|
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
0 |
>2500m |
| Winona-Montgomery County Airport (111 m, Mississippi) |
0 |
|
| Winona Airport (200 m, Minnesota) |
6 |
|
| Winnipeg Airport (239 m, Manitoba) |
4 |
|
| Winner Regional Airport (619 m, South Dakota) |
0 |
|
| Winnemucca Airport (1322 m, Nevada) |
0 |
>2500m |
| Wings Field (92 m, Pennsylvania) |
0 |
|
| Windsor Airport (190 m, Ontario) |
2 |
>2500m |
| Window Rock Airport (2054 m, Arizona) |
0 |
|
| Windom (410 m, Minnesota) |
0 |
|
| Windham Airport (76 m, Connecticut) |
4 |
|
| Winchester Regional Airport (222 m, Virginia) |
0 |
|
| Winchester Airport (298 m, Tennessee) |
4 |
|
| Wilmington Intl. Airport (10 m, North Carolina) |
4 |
600-1000m |
| Wilmington Airport (24 m, Delaware) |
0 |
|
| Willow Run Airport (218 m, Michigan) |
0 |
|
| Willoughby (191 m, Ohio) |
0 |
|
| Willmar Airport (343 m, Minnesota) |
0 |
|
| Williamsport Regional Airport (160 m, Pennsylvania) |
0 |
>2500m |
| Williamsburg Intl. Airport (13 m, Virginia) |
0 |
|
| Williamsburg Airport (15 m, Virginia) |
0 |
|
| Williams Lake Airport (942 m, British Columbia) |
1 |
>2500m |
| William R. Fairchild Intl. Airport (88 m, Washington) |
0 |
|
| William P. Hobby Airport (14 m, Texas) |
2 |
|
| William M Tuck (128 m, Virginia) |
4 |
|
| William H. Morse State Airport (252 m, Vermont) |
0 |
|
| Will Rogers World Airport (398 m, Oklahoma) |
6 |
600-1000m |
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) |
0 |
>2500m |
| Wilkes County Airport (396 m, North Carolina) |
8 |
|
| Wiley Post Airport (396 m, Oklahoma) |
8 |
|
| Wichita Falls Regional Airport (314 m, Texas) |
0 |
>2500m |
| Wichita Dwight D. Eisenhower National A (409 m, Kansas) |
6 |
2000-2500m |
| Wiarton Airport (223 m, Ontario) |
4 |
>2500m |
| Whiteman Air Force Base (255 m, Missouri) |
6 |
|
| Whitecourt Airport (785 m, Alberta) |
2 |
>2500m |
| Wheeling Ohio (365 m, West-Virginia) |
2 |
|
| Wheeler-Sack Army Airfield (207 m, New York) |
0 |
|
| Wheaton Airport (313 m, Minnesota) |
0 |
|
| Wexford (396 m, Michigan) |
0 |
|
| Westover Metropolitan Airport (75 m, Massachusetts) |
4 |
|
| Westfield-Barnes Regional Airport (83 m, Massachusetts) |
0 |
|
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0 |
>2500m |
| Western Carolina Regional Airport (517 m, North Carolina) |
4 |
|
| Westerly State Airport (25 m, Rhode Island) |
0 |
|
| Westchester (121 m, New York) |
0 |
|
| West Yellowstone Airport (2025 m, Montana) |
8 |
|
| West Woodward Airport (667 m, Oklahoma) |
0 |
|
| West Point Airport (7 m, Virginia) |
0 |
|
| West Plains Regional Airport (374 m, Missouri) |
2 |
|
| West Michigan Regional Airport (210 m, Michigan) |
0 |
|
| West Bend Airport (270 m, Wisconsin) |
0 |
|
| Wendover Airport (1292 m, Utah) |
0 |
|
| Wellsville Airport (646 m, New York) |
0 |
|
| Wekweètì Airport (368 m, Northwest Territories) |
8 |
|
| Weedon Field (87 m, Alabama) |
8 |
|
| Webster City (342 m, Iowa) |
0 |
|
| Weaverville (716 m, California) |
8 |
|
| Waynesville-St. Robert Regional Airport (351 m, Missouri) |
0 |
|
| Wayne County Airport (294 m, Kentucky) |
0 |
|
| Wayne County Airport (346 m, Ohio) |
0 |
|
| Wayne Airport (436 m, Nebraska) |
0 |
|
| Waycross (46 m, Georgia) |
8 |
|
| Wawa (287 m, Ontario) |
8 |
100-200m |
| Wautoma Airport (262 m, Wisconsin) |
0 |
|
| Wausau Downtown Airport (365 m, Wisconsin) |
0 |
|
| Waupaca Airport (252 m, Wisconsin) |
0 |
|
| Waukesha (284 m, Wisconsin) |
0 |
|
| Waukegan National Airport (222 m, Illinois) |
0 |
|
| Watsonville Airport (48 m, California) |
8 |
|
| Watson Lake Airport (690 m, Yukon) |
6 |
|
| Watonga Regional Airport (472 m, Oklahoma) |
0 |
|
| Watford City Airport (643 m, North Dakota) |
0 |
|
| Waterville Robert LaFleur Airport (101 m, Maine) |
0 |
|
| Watertown Regional Airport (532 m, South Dakota) |
0 |
|
| Watertown Intl. Airport (99 m, New York) |
0 |
|
| Watertown Airport (254 m, Wisconsin) |
0 |
|
| Waterloo Well AP (315 m, Ontario) |
0 |
>2500m |
| Waterloo Regional Airport (268 m, Iowa) |
0 |
>2500m |
| Waterbury (222 m, Connecticut) |
0 |
|
| Washington Airport (197 m, Georgia) |
8 |
|
| Washington (361 m, Pennsylvania) |
0 |
|
| Washington (230 m, Iowa) |
0 |
|
| Waseca Airport (343 m, Minnesota) |
0 |
|
| 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 |
| Walla Walla Airport (355 m, Washington) |
0 |
|
| Walker Airport (411 m, Minnesota) |
0 |
|
| Walhalla Airport (291 m, North Dakota) |
0 |
|
| Walden Airport (2485 m, Colorado) |
0 |
|
| Wakefield Airport (64 m, Virginia) |
0 |
|
| Wahoo Airport (373 m, Nebraska) |
0 |
|
| Wadena Airport (418 m, Minnesota) |
0 |
|
| Waco Regional Airport (155 m, Texas) |
0 |
>2500m |
| Wabush Airport (551 m, Newfoundland) |
8 |
300-600m |
| W. K. Kellogg Airport (290 m, Michigan) |
0 |
|
| W. H. 'Bud' Barron Airport (94 m, Georgia) |
8 |
|
| W Memphis Municipal (64 m, Arkansas) |
0 |
|
| Volk Field Air National Guard Base Airp (280 m, Wisconsin) |
0 |
|
| Viroqua Airport (394 m, Wisconsin) |
0 |
|
| Virginia Tech Montgomery Executive Airp (650 m, Virginia) |
8 |
|
| Vinton Airport (258 m, Iowa) |
0 |
|
| Villeneuve Airport (270 m, Alberta) |
0 |
>2500m |
| Vidalia Regional Airport (84 m, Georgia) |
8 |
|
| Victoria Regional Airport (36 m, Texas) |
not detectable |
50-100m |
| Victoria (IAP) (19 m, British Columbia) |
2 |
>2500m |
| Vicksburg Airport (32 m, Mississippi) |
0 |
|
| Veterans Airport of Southern Illinois (144 m, Illinois) |
2 |
|
| Vero Beach Regional Airport (8 m, Florida) |
2 |
|
| Vernon (386 m, Texas) |
0 |
|
| Vernal Regional Airport (1608 m, Utah) |
0 |
|
| Vermilion Regional Airport (212 m, Illinois) |
0 |
|
| Venice Airport (6 m, Florida) |
4 |
|
| Venango Regional Airport (469 m, Pennsylvania) |
0 |
|
| Vandenberg Space Force Base (112 m, California) |
8 |
|
| Vancouver Airport (4 m, British Columbia) |
2 |
2000-2500m |
| Vance Brand Airport (1541 m, Colorado) |
0 |
|
| Vance Air Force Base (398 m, Oklahoma) |
8 |
|
| Van Nuys Airport (244 m, California) |
8 |
|
| Valley Intl. Airport (10 m, Texas) |
2 |
|
| Valdosta Regional Airport (62 m, Georgia) |
8 |
|
| Vaiden Field Airport (69 m, Alabama) |
0 |
|
| University of Oklahoma Westheimer Airpo (357 m, Oklahoma) |
8 |
|
| University of Illinois Willard Airport (230 m, Illinois) |
0 |
|
| University Park Airport (378 m, Pennsylvania) |
0 |
|
| United States Air Force Academy (1999 m, Colorado) |
0 |
|
| Union County Airport (311 m, Ohio) |
0 |
|
| Umiujaq (71 m, Quebec) |
6 |
|
| Ukiah Airport (187 m, California) |
8 |
|
| Tyndall Air Force Base (13 m, Florida) |
0 |
|
| Tyler Pounds Regional Airport (166 m, Texas) |
0 |
|
| Two Harbors (328 m, Minnesota) |
0 |
|
| Twentynine Palms Airport (626 m, California) |
0 |
|
| Tweed New Haven Airport (4 m, Connecticut) |
2 |
|
| Tuscola Area Airport (214 m, Michigan) |
0 |
|
| Tuscaloosa National Airport (52 m, Alabama) |
0 |
|
| Tupelo Regional Airport (110 m, Mississippi) |
0 |
>2500m |
| Tulsa Riverside Airport (193 m, Oklahoma) |
6 |
|
| Tulsa Airport (195 m, Oklahoma) |
6 |
300-600m |
| Tucumcari Airport (1234 m, New Mexico) |
0 |
|
| Tucson Intl. Airport (779 m, Arizona) |
0 |
>2500m |
| Truth or Consequences Airport (1481 m, New Mexico) |
0 |
>2500m |
| Truckee Tahoe Airport (1798 m, California) |
8 |
|
| Troy Airport (121 m, Alabama) |
2 |
|
| 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 Regional Airport (219 m, Wisconsin) |
0 |
|
| Tri-County Airport (21 m, North Carolina) |
0 |
|
| Tri-City Airport (274 m, Kansas) |
4 |
|
| Tri-Cities Regional Airport (457 m, Tennessee) |
8 |
|
| Tri-Cities Airport (135 m, Washington) |
0 |
|
| Trenton Airport (85 m, Ontario) |
6 |
>2500m |
| Trenton (65 m, New Jersey) |
0 |
|
| Trent Lott Intl. Airport (5 m, Mississippi) |
0 |
|
| Treasure Coast Intl. Airport (7 m, Florida) |
2 |
|
| Travis Air Force Base (22 m, California) |
8 |
|
| Tracy Airport (408 m, Minnesota) |
0 |
|
| Torrington Airport (1281 m, Wyoming) |
0 |
|
| Toronto/Pearson AP (173 m, Ontario) |
5 |
>2500m |
| Toronto Islands Airport (77 m, Ontario) |
0 |
>2500m |
| Topeka Regional Airport (325 m, Kansas) |
2 |
|
| Tonopah Airport (1654 m, Nevada) |
0 |
|
| Tomahawk Airport (453 m, Wisconsin) |
4 |
|
| Toledo Suburban Airport (204 m, Michigan) |
0 |
|
| Toledo Express Airport (211 m, Ohio) |
0 |
>2500m |
| Toledo Executive Airport (189 m, Ohio) |
0 |
|
| Toccoa Airport (304 m, Georgia) |
8 |
|
| Tipton Airport (46 m, Maryland) |
0 |
|
| Tioga Airport (684 m, North Dakota) |
0 |
|
| Tinker Air Force Base (384 m, Oklahoma) |
8 |
|
| Timmins Victor M. Power Airport (295 m, Ontario) |
6 |
>2500m |
| Tillamook Airport (11 m, Oregon) |
6 |
|
| Three Rivers Muni Dr Haines (251 m, Michigan) |
0 |
|
| Thomson Airport (152 m, Georgia) |
8 |
|
| Thompson Airport (216 m, Manitoba) |
8 |
1000-1500m |
| Thomaston (243 m, Georgia) |
8 |
|
| Thomas P. Stafford Airport (489 m, Oklahoma) |
0 |
|
| Thomas C. Russell Field (209 m, Alabama) |
8 |
|
| Thief River Falls Regional Airport (340 m, Minnesota) |
0 |
|
| Thedford Airport (892 m, Nebraska) |
0 |
|
| The Pas Airport (270 m, Manitoba) |
8 |
|
| Texas Gulf Coast Regional Airport (8 m, Texas) |
0 |
|
| Texarkana Regional Airport (119 m, Arkansas) |
0 |
|
| Teterboro Airport (3 m, New Jersey) |
0 |
|
| Terrell Airport (144 m, Texas) |
0 |
|
| Terre Haute Regional Airport (175 m, Indiana) |
0 |
|
| Terrace Airport (217 m, British Columbia) |
7 |
1500-2000m |
| Telluride Regional Airport (2769 m, Colorado) |
0 |
|
| Tekamah (Asos) (312 m, Nebraska) |
0 |
|
| Tehachapi Airport (1220 m, California) |
8 |
|
| Ted Stevens Anchorage Intl. Airport (42 m, Alaska) |
6 |
2000-2500m |
| Taylorville Airport (190 m, Illinois) |
0 |
|
| Taylor (448 m, Wisconsin) |
4 |
|
| Taunton Airport (13 m, Massachusetts) |
0 |
|
| Tasiujaq (31 m, Quebec) |
8 |
|
| Tappahannock Airport (41 m, Virginia) |
0 |
|
| Taos Airport (2161 m, New Mexico) |
0 |
|
| Tangier (2 m, Texas) |
0 |
|
| Tampa Intl. Airport (3 m, Florida) |
6 |
>2500m |
| Tampa Executive Airport (7 m, Florida) |
0 |
|
| Taloyoak Airport (28 m, Nunavut) |
0 |
1500-2000m |
| Tallulah Airport (23 m, Louisiana) |
0 |
|
| Tallahassee Intl. Airport (18 m, Florida) |
4 |
>2500m |
| Talladega Airport (161 m, Alabama) |
6 |
|
| Talkeetna Airport (109 m, Alaska) |
8 |
2000-2500m |
| Tahlequah Airport (266 m, Oklahoma) |
0 |
|
| Tacoma Narrows Airport (89 m, Washington) |
8 |
|
| TSTC Waco Airport (143 m, Texas) |
8 |
|
| Syracuse Hancock Intl. Airport (124 m, New York) |
2 |
>2500m |
| Sylvania Airport (57 m, Georgia) |
8 |
|
| Sydney Airport (72 m, Nova Scotia) |
8 |
200-300m |
| Swift Current Airport (818 m, Saskatchewan) |
0 |
|
| Swainsboro Airport (100 m, Georgia) |
8 |
|
| Suwannee County Airport (32 m, Florida) |
6 |
|
| Sussex Airport (128 m, New Jersey) |
0 |
|
| Susanville Airport (1263 m, California) |
4 |
|
| Sunnyside Muni (234 m, Washington) |
0 |
|
| Sumter Airport (56 m, South Carolina) |
8 |
|
| Summerville Airport (17 m, South Carolina) |
4 |
|
| Sulphur Springs Airport (149 m, Texas) |
0 |
|
| Sugar Land Regional Airport (25 m, Texas) |
0 |
|
| Suffolk Executive Airport (22 m, Virginia) |
0 |
|
| Sudbury Airport (348 m, Ontario) |
7 |
1000-1500m |
| Stuttgart Airport (68 m, Arkansas) |
4 |
|
| Sturgis Airport (282 m, Michigan) |
0 |
|
| Stuart Powell Field (312 m, Kentucky) |
0 |
|
| Strother Field (353 m, Kansas) |
2 |
|
| Storm Lake Airport (454 m, Iowa) |
2 |
|
| Stony Rapids Airport (248 m, Saskatchewan) |
2 |
>2500m |
| Stockton Metropolitan Airport (8 m, California) |
8 |
1000-1500m |
| Stinson Airport (176 m, Texas) |
6 |
|
| Stillwater Regional Airport (300 m, Oklahoma) |
8 |
|
| Stigler Regional Airport (183 m, Oklahoma) |
0 |
|
| Stewart Intl. Airport (150 m, New York) |
0 |
|
| Stevens Point Airport (338 m, Wisconsin) |
0 |
|
| Stevens Field (2334 m, Colorado) |
0 |
|
| Sterling Airport (1231 m, Colorado) |
0 |
|
| Stephenville Intl. Airport (9 m, Newfoundland) |
8 |
100-200m |
| Stephenville Airport (402 m, Texas) |
0 |
|
| Stennis Intl. Airport (7 m, Mississippi) |
4 |
|
| Steamboat Springs Airport (2096 m, Colorado) |
0 |
|
| Statesboro- Bulloch County Airport (57 m, Georgia) |
8 |
|
| Staples (392 m, Minnesota) |
0 |
|
| Stanton County Airport (1013 m, Kansas) |
0 |
|
| Stanton Airfield (280 m, Minnesota) |
8 |
|
| Stanly County Airport (186 m, North Carolina) |
8 |
|
| Stan Stamper Airport (174 m, Oklahoma) |
0 |
|
| Stafford Regional Airport (65 m, Virginia) |
0 |
|
| St.Anthony A (32 m, Newfoundland) |
8 |
1500-2000m |
| St. Pete (3 m, Florida) |
2 |
|
| St. Paul Downtown Airport (219 m, Minnesota) |
2 |
|
| St. Louis Regional Airport (166 m, Illinois) |
4 |
|
| St. Louis Lambert Intl. Airport (172 m, Missouri) |
6 |
2000-2500m |
| St. Louis Downtown Airport (126 m, Illinois) |
4 |
|
| St. Johns Industrial Air Park (1747 m, Arizona) |
0 |
|
| St. Inigoes (6 m, Maryland) |
0 |
|
| St. Cloud Regional Airport (312 m, Minnesota) |
2 |
|
| St. Clair (198 m, Michigan) |
0 |
|
| St. Charles (133 m, Missouri) |
0 |
|
| St. Catharines/Niagara District Airport (98 m, Ontario) |
2 |
|
North - South