| Stations: 586
|
Humidity |
| Zapata Airport (129 m, Texas) |
55 % |
| Wray Airport (1087 m, Colorado) |
40 % |
| Woodward Field (92 m, South Carolina) |
75 % |
| Winona-Montgomery County Airport (111 m, Mississippi) |
90 % |
| Winona Airport (200 m, Minnesota) |
65 % |
| Windom (410 m, Minnesota) |
85 % |
| Winchester Airport (298 m, Tennessee) |
95 % |
| Willoughby (191 m, Ohio) |
% |
| Willmar Airport (343 m, Minnesota) |
85 % |
| Williamsburg Airport (15 m, Virginia) |
80 % |
| William M Tuck (128 m, Virginia) |
95 % |
| Wharton Regional Airport (31 m, Texas) |
80 % |
| Wexford (396 m, Michigan) |
55 % |
| Western Carolina Regional Airport (517 m, North Carolina) |
95 % |
| Westerly State Airport (25 m, Rhode Island) |
95 % |
| West Woodward Airport (667 m, Oklahoma) |
65 % |
| West Point Airport (7 m, Virginia) |
95 % |
| West Bend Airport (270 m, Wisconsin) |
70 % |
| Wellsville Airport (646 m, New York) |
75 % |
| Wellsboro Airport (577 m, Pennsylvania) |
60 % |
| Webster City (342 m, Iowa) |
95 % |
| Waynesville-St. Robert Regional Airport (351 m, Missouri) |
75 % |
| Wayne County Airport (294 m, Kentucky) |
95 % |
| Watonga Regional Airport (472 m, Oklahoma) |
95 % |
| Watford City Airport (643 m, North Dakota) |
80 % |
| Waterville Robert LaFleur Airport (101 m, Maine) |
95 % |
| Watertown Intl. Airport (99 m, New York) |
75 % |
| Watertown Airport (254 m, Wisconsin) |
70 % |
| Waterloo Well AP (315 m, Ontario) |
95 % |
| Waskish Muni Airpt (360 m, Minnesota) |
85 % |
| Washington Airport (197 m, Georgia) |
90 % |
| Washington Airport (149 m, Missouri) |
65 % |
| Washington (230 m, Iowa) |
95 % |
| Waseca Airport (343 m, Minnesota) |
80 % |
| Warsaw Airport (259 m, Indiana) |
80 % |
| Warroad International Memorial Airport (327 m, Minnesota) |
85 % |
| Warren Airport (12 m, North Carolina) |
90 % |
| Walnut Ridge Regional Airport (83 m, Arkansas) |
95 % |
| Walhalla Airport (291 m, North Dakota) |
% |
| Walden Airport (2485 m, Colorado) |
80 % |
| Wahoo Airport (373 m, Nebraska) |
75 % |
| Wadena Airport (418 m, Minnesota) |
85 % |
| Vicksburg Airport (32 m, Mississippi) |
65 % |
| Vernon (386 m, Texas) |
75 % |
| Vermilion Regional Airport (212 m, Illinois) |
75 % |
| Vance Air Force Base (398 m, Oklahoma) |
95 % |
| University-Oxford Airport (138 m, Mississippi) |
95 % |
| Union County Airport (311 m, Ohio) |
95 % |
| Unalakleet (4 m, Alaska) |
80 % |
| Two Harbors (328 m, Minnesota) |
70 % |
| Tuscola Area Airport (214 m, Michigan) |
95 % |
| Tunica Airport (59 m, Mississippi) |
95 % |
| Triangle North Executive Airport (113 m, North Carolina) |
95 % |
| Tri-County Airport (21 m, North Carolina) |
95 % |
| Trent Lott Intl. Airport (5 m, Mississippi) |
85 % |
| Tracy Airport (408 m, Minnesota) |
85 % |
| Tomahawk Airport (453 m, Wisconsin) |
55 % |
| Toledo Suburban Airport (204 m, Michigan) |
95 % |
| Tioga Airport (684 m, North Dakota) |
85 % |
| Three Rivers Muni Dr Haines (251 m, Michigan) |
85 % |
| Thomson Airport (152 m, Georgia) |
70 % |
| Thomas P. Stafford Airport (489 m, Oklahoma) |
100 % |
| Thomas C. Russell Field (209 m, Alabama) |
80 % |
| Telluride Regional Airport (2769 m, Colorado) |
35 % |
| Tehachapi Airport (1220 m, California) |
55 % |
| Tarboro Airport (16 m, North Carolina) |
80 % |
| Tampa Executive Airport (7 m, Florida) |
70 % |
| Talladega Airport (161 m, Alabama) |
80 % |
| Tahlequah Airport (266 m, Oklahoma) |
95 % |
| Sylvania Airport (57 m, Georgia) |
60 % |
| Suwannee County Airport (32 m, Florida) |
75 % |
| Susanville Airport (1263 m, California) |
25 % |
| Sunnyside Muni (234 m, Washington) |
% |
| Sumter Airport (56 m, South Carolina) |
75 % |
| Sulphur Springs Airport (149 m, Texas) |
95 % |
| Suffolk Executive Airport (22 m, Virginia) |
90 % |
| Stuttgart Airport (68 m, Arkansas) |
95 % |
| Sturgis Airport (282 m, Michigan) |
80 % |
| Storm Lake Airport (454 m, Iowa) |
95 % |
| Stillwater Regional Airport (300 m, Oklahoma) |
75 % |
| Stigler Regional Airport (183 m, Oklahoma) |
95 % |
| Sterling Airport (1231 m, Colorado) |
20 % |
| Stephenville Airport (402 m, Texas) |
80 % |
| Statesville Muni Ai (294 m, North Carolina) |
95 % |
| Staples (392 m, Minnesota) |
85 % |
| Stanton Airfield (280 m, Minnesota) |
75 % |
| Stanly County Airport (186 m, North Carolina) |
95 % |
| Stafford Regional Airport (65 m, Virginia) |
95 % |
| St. Michael Airport (28 m, Alaska) |
80 % |
| St James Muni Arpt (325 m, Minnesota) |
85 % |
| Springfield Robertson County Airport (215 m, Tennessee) |
95 % |
| Springerville Muni (2150 m, Arizona) |
10 % |
| Sparta/Fort McCoy Airport (256 m, Wisconsin) |
75 % |
| Sparta (164 m, Illinois) |
75 % |
| Southland Field (3 m, Louisiana) |
95 % |
| South St. Paul Airport (250 m, Minnesota) |
60 % |
| South Haven Airport (203 m, Michigan) |
70 % |
| Somerset County Airport (693 m, Pennsylvania) |
% |
| Solon Springs Muni (336 m, Wisconsin) |
75 % |
| Smyrna Airport (166 m, Tennessee) |
95 % |
| Sky Harbor Airport & Seaplane Base (186 m, Minnesota) |
80 % |
| Sioux Lookout Airport (390 m, Ontario) |
60 % |
| Silver Bay Airport (331 m, Minnesota) |
95 % |
| Siler City Muni (187 m, North Carolina) |
95 % |
| Sierra Blanca Regional Airport (2076 m, New Mexico) |
10 % |
| Show Low Regional Airport (1954 m, Arizona) |
15 % |
| Sherbrooke Airport (242 m, Quebec) |
% |
| Shepherd Bay AP (45 m, Nunavut) |
60 % |
| Shenandoah Valley Regional Airport (366 m, Virginia) |
85 % |
| Shenandoah Muni (296 m, Iowa) |
65 % |
| Sheldon (432 m, Iowa) |
85 % |
| Sept-Îles Airport (55 m, Quebec) |
95 % |
| Sedona Airport (1471 m, Arizona) |
15 % |
| Scottsboro Airport (198 m, Alabama) |
80 % |
| Scotts Seaplane Base (341 m, Minnesota) |
65 % |
| Schefferville (517 m, Quebec) |
85 % |
| Scammon Bay Airport (4 m, Alaska) |
85 % |
| Savannah-hardin County (144 m, Tennessee) |
95 % |
| Sauk Centre Muni (379 m, Minnesota) |
95 % |
| Santa Ynez Airport (205 m, California) |
20 % |
| Sanford Seacoast Regional Airport (74 m, Maine) |
95 % |
| Sallisaw Airport (161 m, Oklahoma) |
95 % |
| Saint-Hubert Airport (28 m, Quebec) |
% |
| Saginaw (183 m, Michigan) |
85 % |
| Sacramento McClellan Airport (23 m, California) |
25 % |
| Rutland- Southern Vermont Regional Airport (240 m, Vermont) |
80 % |
| Ruston Regional Airport (95 m, Louisiana) |
70 % |
| Russian Mission Airport (16 m, Alaska) |
60 % |
| Rush City Rgnl Arpt (281 m, Minnesota) |
75 % |
| Ross County Airport (221 m, Ohio) |
80 % |
| Roseau Muni (Awos) (323 m, Minnesota) |
55 % |
| Roscoe Turner Airport (130 m, Mississippi) |
95 % |
| Rolla Airport (556 m, North Dakota) |
75 % |
| Rohnerville Airport (120 m, California) |
60 % |
| Rogers City Airport (204 m, Michigan) |
85 % |
| Rockwall Airport (175 m, Texas) |
95 % |
| Rochelle Airport (238 m, Illinois) |
95 % |
| Robert S. Kerr Airport (138 m, Oklahoma) |
95 % |
| Robert R Wells Jr (74 m, Texas) |
85 % |
| Roben- Hood Airport (302 m, Michigan) |
70 % |
| Reno Stead Airport (1539 m, Nevada) |
25 % |
| Reedsburg Airport (276 m, Wisconsin) |
55 % |
| Red Wing Regional Airport (239 m, Minnesota) |
65 % |
| Red Oak Airport (318 m, Iowa) |
55 % |
| Randolph Air Force Base (232 m, Texas) |
85 % |
| Raleigh Executive Jetport (75 m, North Carolina) |
95 % |
| Quakertown Airport (160 m, Pennsylvania) |
85 % |
| Prineville Airport (991 m, Oregon) |
50 % |
| Princeton Airport (298 m, Minnesota) |
70 % |
| Prince George Airport (691 m, British Columbia) |
% |
| Presque Isle Intl. Airport (146 m, Maine) |
95 % |
| Presidio Airport (896 m, Texas) |
10 % |
| Prattville- Grouby Field (69 m, Alabama) |
80 % |
| Powell Airport (1552 m, Wyoming) |
% |
| Portage County Regional Airport (365 m, Ohio) |
80 % |
| Port Isabel AP (5 m, Texas) |
90 % |
| Pompano Beach Airport (7 m, Florida) |
85 % |
| Point Pleasant Airport (196 m, West-Virginia) |
80 % |
| Pleasanton Airport (131 m, Texas) |
80 % |
| Platteville Airport (312 m, Wisconsin) |
85 % |
| Plant City Airport (47 m, Florida) |
55 % |
| Placerville Airport (788 m, California) |
30 % |
| Pittsfield (216 m, Illinois) |
70 % |
| Pitt- Greenville Airport (8 m, North Carolina) |
95 % |
| Pipestone Airport (529 m, Minnesota) |
85 % |
| Pineville Airport (544 m, West-Virginia) |
95 % |
| Pine River (395 m, Minnesota) |
75 % |
| Pine Bluffs Muni (1570 m, Wyoming) |
25 % |
| Peter O. Knight Airport (2 m, Florida) |
65 % |
| Petaluma Airport (27 m, California) |
50 % |
| Person County Airport (186 m, North Carolina) |
85 % |
| Perryton Airport (889 m, Texas) |
5 % |
| Pensacola Intl. Airport (37 m, Florida) |
95 % |
| Pella Airport (270 m, Iowa) |
75 % |
| Payson Airport (1572 m, Arizona) |
15 % |
| Paynesville Airport (360 m, Minnesota) |
95 % |
| Paulding Northwest Atlanta Airport (393 m, Georgia) |
95 % |
| Ozona Airport (726 m, Texas) |
70 % |
| Owosso Community Airport (224 m, Michigan) |
85 % |
| Owensboro (124 m, Kentucky) |
85 % |
| Oskaloosa Airport (256 m, Iowa) |
75 % |
| Oscoda- Wurtsmith Airport (188 m, Michigan) |
80 % |
| Osceola Muni (338 m, Iowa) |
60 % |
| Osceola Airport (275 m, Wisconsin) |
75 % |
| Ortonville (335 m, Minnesota) |
95 % |
| Olivia Airport (328 m, Minnesota) |
85 % |
| Okeechobee Airport (10 m, Florida) |
75 % |
| Oelwen (328 m, Iowa) |
85 % |
| Oakland/Troy Airport (222 m, Michigan) |
60 % |
| Oakes Airport (400 m, North Dakota) |
95 % |
| Oak Ridge (277 m, Tennessee) |
95 % |
| Northeast Kingdom Intl. Airport (284 m, Vermont) |
80 % |
| Nipawin Airport (374 m, Saskatchewan) |
70 % |
| Nikolai Airport (126 m, Alaska) |
% |
| Newton Airport (290 m, Iowa) |
85 % |
| Newton (467 m, Kansas) |
65 % |
| New Ulm Airport (308 m, Minnesota) |
75 % |
| New Richmond Regional Airport (304 m, Wisconsin) |
65 % |
| New Market Airport (297 m, Virginia) |
% |
| New Lisbon Airport (276 m, Wisconsin) |
75 % |
| New Kent Airport (38 m, Virginia) |
% |
| Nevada (961 m, California) |
35 % |
| Neil Armstrong Airport (278 m, Ohio) |
95 % |
| Nebraska City Airport (354 m, Nebraska) |
45 % |
| Natchitoches Regional Airport (37 m, Louisiana) |
70 % |
| Nashua Airport (61 m, New Hampshire) |
95 % |
| Napa Airport (10 m, California) |
40 % |
| Nampa Airport (773 m, Idaho) |
30 % |
| Muscatine Airport (167 m, Iowa) |
75 % |
| Mountain Empire Airport (780 m, Virginia) |
100 % |
| Mount Pleasant Regional Airport (4 m, South Carolina) |
95 % |
| Mount Pleasant Airport (230 m, Michigan) |
75 % |
| Mount Carmel Airport (131 m, Illinois) |
80 % |
| Morris Airport (178 m, Illinois) |
85 % |
| Morris Airport (344 m, Minnesota) |
95 % |
| Moriarty Airport (1889 m, New Mexico) |
10 % |
| Mora Airport (309 m, Minnesota) |
80 % |
| Moose Lake Co Arpt (328 m, Minnesota) |
70 % |
| Moorhead Airport (280 m, Minnesota) |
75 % |
| Moore County Airport (1129 m, Texas) |
5 % |
| Monticello Regional Airport (259 m, Iowa) |
85 % |
| Montevideo (Awos) (315 m, Minnesota) |
95 % |
| Mondell Fld AP (1272 m, Wyoming) |
80 % |
| Moncton Airport (71 m, New Brunswick) |
95 % |
| Mojave Air and Space Port Airport (849 m, California) |
35 % |
| Moffett Federal Airfield (12 m, California) |
40 % |
| Mobile Regional Airport (67 m, Alabama) |
95 % |
| Midlothian Airport (217 m, Texas) |
75 % |
| Middleton Muni - Morey Field (283 m, Wisconsin) |
70 % |
| Middlebury State AP (149 m, Vermont) |
85 % |
| Mid-Carolina Regional Airport (236 m, North Carolina) |
95 % |
| Michigan City Airport (200 m, Indiana) |
80 % |
| Mexia Limestone County Airport (166 m, Texas) |
65 % |
| Mercer County Regional Airport (553 m, North Dakota) |
85 % |
| Mena Intermountain Airport (329 m, Arkansas) |
95 % |
| Memphis Airport (87 m, Tennessee) |
95 % |
| Meadow Lake Airport (2095 m, Colorado) |
55 % |
| McMinn County Airport (266 m, Tennessee) |
90 % |
| McKinney National Airport (176 m, Texas) |
95 % |
| McKellar- Sipes Regional Airport (132 m, Tennessee) |
% |
| McHenry Airport (894 m, Maryland) |
95 % |
| McGregor Airport (374 m, Minnesota) |
80 % |
| McConnell Air Force Base (413 m, Kansas) |
65 % |
| Mayo Airport (504 m, Yukon) |
75 % |
| Maury County Airport (208 m, Tennessee) |
95 % |
| Matagami Airport (280 m, Quebec) |
% |
| Mason Jewett Field Airport (280 m, Michigan) |
80 % |
| Mason (197 m, Michigan) |
75 % |
| Marana Regional Airport (619 m, Arizona) |
5 % |
| Manitowish Waters Airport (491 m, Wisconsin) |
70 % |
| Manistique (209 m, Michigan) |
85 % |
| Mandan Airport (593 m, North Dakota) |
95 % |
| Mahnomen Airport (379 m, Minnesota) |
85 % |
| Madison Airport (250 m, Indiana) |
80 % |
| Madison (330 m, Minnesota) |
95 % |
| Macomb Airport (216 m, Illinois) |
80 % |
| Mackinac Island Airport (226 m, Michigan) |
95 % |
| Mackenzie Airport (695 m, British Columbia) |
% |
| Mackenzie (690 m, British Columbia) |
% |
| Lynn Lake Airport (354 m, Manitoba) |
65 % |
| Luverne Airport (436 m, Minnesota) |
75 % |
| Lunenburg Airport (160 m, Virginia) |
% |
| Luce (265 m, Michigan) |
85 % |
| Lowcountry Regional Airport (31 m, South Carolina) |
75 % |
| Louisa (150 m, Virginia) |
95 % |
| Long Prairie Airport (394 m, Minnesota) |
95 % |
| London Madison County Airport (330 m, Ohio) |
85 % |
| London Airport (278 m, Ontario) |
85 % |
| Lompoc Airport (27 m, California) |
45 % |
| Lloyd Stearman Field (416 m, Kansas) |
60 % |
| Livingston County Spencer J. Hardy Airport (293 m, Michigan) |
80 % |
| Little Falls/Morrison (342 m, Minnesota) |
80 % |
| Litchfield Airport (347 m, Minnesota) |
85 % |
| Litchfield Airport (210 m, Illinois) |
75 % |
| Linton Airport (542 m, North Dakota) |
85 % |
| Lemhi (1233 m, Idaho) |
60 % |
| Lebanon-Springfield Airport (264 m, Kentucky) |
95 % |
| Le Mars Airport (365 m, Iowa) |
75 % |
| Lawrenceville/brunswick Muni (100 m, Virginia) |
% |
| Lapeer Airport (254 m, Michigan) |
80 % |
| Lansing Airport (188 m, Illinois) |
85 % |
| Langlade (464 m, Wisconsin) |
75 % |
| Lancaster Regional Airport (153 m, Texas) |
80 % |
| Lancaster County Airport (148 m, South Carolina) |
95 % |
| Lackland Air Force Base (210 m, Texas) |
70 % |
| La Veta Pass (3114 m, Colorado) |
40 % |
| La Ronge Airport (379 m, Saskatchewan) |
65 % |
| La Grange (99 m, Texas) |
85 % |
| Komakuk Beach (13 m, Yukon) |
70 % |
| Knox County Airport (363 m, Ohio) |
95 % |
| Knox Airport (209 m, Indiana) |
85 % |
| Kimball Airport (1501 m, Nebraska) |
25 % |
| Kickapoo Downtown Airport (304 m, Texas) |
95 % |
| Keystone Heights Airport (60 m, Florida) |
65 % |
| Kerrville Airport (493 m, Texas) |
85 % |
| Keokuk Airport (205 m, Iowa) |
65 % |
| Kemmerer Municipal Airport (2220 m, Wyoming) |
% |
| John Bell Williams Airport (75 m, Mississippi) |
85 % |
| Jesup Airport (33 m, Georgia) |
75 % |
| Jennings Airport (7 m, Louisiana) |
95 % |
| Jasper County Airport (213 m, Indiana) |
85 % |
| Jacksonville (206 m, Texas) |
% |
| Jackson Airport (441 m, Minnesota) |
80 % |
| Jack Barstow Airport (194 m, Michigan) |
80 % |
| Inverness Airport (15 m, Florida) |
70 % |
| Indianapolis Mount Comfort (263 m, Indiana) |
95 % |
| Indianapolis Executive Airport (281 m, Indiana) |
75 % |
| Indiana (429 m, Pennsylvania) |
95 % |
| Independence Airport (298 m, Iowa) |
85 % |
| Idaho County Airport (1010 m, Idaho) |
65 % |
| Idabel (144 m, Oklahoma) |
% |
| Hydaburg Seaplane Base (1 m, Alaska) |
95 % |
| Hutchinson Airport (323 m, Minnesota) |
80 % |
| Hutchinson Airport (462 m, Kansas) |
% |
| Hurlburt Field (11 m, Florida) |
90 % |
| Hulett Airport (1300 m, Wyoming) |
85 % |
| Hudson Valley Regional Airport (51 m, New York) |
95 % |
| Houston Southwest Airport (21 m, Texas) |
90 % |
| Houston Executive Airport (51 m, Texas) |
85 % |
| Hollister Airport (70 m, California) |
25 % |
| Hillsville (834 m, Virginia) |
95 % |
| Hillsdale Airport (360 m, Michigan) |
85 % |
| Hillsboro Airport (209 m, Texas) |
80 % |
| Hereford Airport (1154 m, Texas) |
5 % |
| Henry County Airport (177 m, Tennessee) |
95 % |
| Henderson- Oxford Airport (161 m, North Carolina) |
95 % |
| Henderson Executive Airport (749 m, Nevada) |
10 % |
| Henderson (117 m, Kentucky) |
85 % |
| Hebron Airport (447 m, Nebraska) |
80 % |
| Hebbronville Airport (202 m, Texas) |
50 % |
| Hazleton Regional Airport (489 m, Pennsylvania) |
95 % |
| Hawthorne Industrial Airport (1285 m, Nevada) |
20 % |
| Harvey Airport (487 m, North Dakota) |
90 % |
| Hartsville Regional Airport (111 m, South Carolina) |
90 % |
| Hartness State Airport (176 m, Vermont) |
85 % |
| Harry Stern Airport (295 m, North Dakota) |
85 % |
| Harrisburg (121 m, Illinois) |
85 % |
| Harriet Alexander Field (2293 m, Colorado) |
25 % |
| Harlan Airport (473 m, Kentucky) |
95 % |
| Harlan Airport (375 m, Iowa) |
75 % |
| Harbor Springs Airport (209 m, Michigan) |
95 % |
| Hanksville Airport (1355 m, Utah) |
20 % |
| Hamilton Airport (396 m, Texas) |
80 % |
| Hallock (250 m, Minnesota) |
70 % |
| Halliburton Field (339 m, Oklahoma) |
40 % |
| Halifax Airport (145 m, Nova Scotia) |
95 % |
| H.A. Clark Memorial Field (2036 m, Arizona) |
15 % |
| Gwinner Airport (386 m, North Dakota) |
95 % |
| Grosse Ile Airport (176 m, Michigan) |
95 % |
| Griffin Airport (292 m, Georgia) |
95 % |
| Greensboro (206 m, Georgia) |
90 % |
| Gratiot Community Airport (230 m, Michigan) |
95 % |
| Grant County Airport (1638 m, New Mexico) |
5 % |
| Granite Falls Airport (319 m, Minnesota) |
95 % |
| Grand Prairie Airport (180 m, Texas) |
70 % |
| Grand Marais Airport (505 m, Minnesota) |
80 % |
| Granbury Airport (237 m, Texas) |
80 % |
| Gordonsville Muni (138 m, Virginia) |
95 % |
| Gordon K. Bush Airport (234 m, Ohio) |
95 % |
| Gooding Airport (1138 m, Idaho) |
55 % |
| Gonzales Airport (108 m, Texas) |
% |
| Glenwood (Asos) (425 m, Minnesota) |
95 % |
| Glencoe Airport (302 m, Minnesota) |
80 % |
| Glen Ullin Airport (634 m, North Dakota) |
75 % |
| Glasgow Airport (218 m, Kentucky) |
95 % |
| Gjoa Haven Airport (46 m, Nunavut) |
75 % |
| Giddings Airport (148 m, Texas) |
80 % |
| George M. Bryan Airport (101 m, Mississippi) |
75 % |
| Galliano Airport (0 m, Louisiana) |
85 % |
| Gagetown Awos A (51 m, New Brunswick) |
85 % |
| Fulton County Airport (238 m, Ohio) |
95 % |
| Fulton County Airport (241 m, Indiana) |
80 % |
| Fulton County Airport (269 m, New York) |
% |
| Ft. Pickett / Blackstone (134 m, Virginia) |
% |
| Front Royal-warren County (216 m, Virginia) |
% |
| Fremont Airport (235 m, Michigan) |
85 % |
| Freeport Airport (262 m, Illinois) |
95 % |
| Fredericksburg (517 m, Texas) |
% |
| Franklin County State Airport (70 m, Vermont) |
70 % |
| Franklin Airport (12 m, Virginia) |
95 % |
| Frankfort Dow Memorial Field (193 m, Michigan) |
75 % |
| Fosston (388 m, Minnesota) |
80 % |
| Fort Simpson Airport (169 m, Northwest Territories) |
65 % |
| Fort Madison (221 m, Iowa) |
65 % |
| Fort Bridger Airport (2145 m, Wyoming) |
% |
| Forest City Airport (375 m, Iowa) |
85 % |
| Foothills Regional Airport (387 m, North Carolina) |
85 % |
| Folsom Field (294 m, Alabama) |
75 % |
| Florence Airport (1658 m, Colorado) |
20 % |
| Fletcher Field (53 m, Mississippi) |
95 % |
| Flag Island (328 m, Minnesota) |
65 % |
| Fitch H. Beach Airport (272 m, Michigan) |
80 % |
| First Flight Airport (4 m, North Carolina) |
80 % |
| Fillmore County Airport (389 m, Minnesota) |
70 % |
| Field of Dreams AP (311 m, Minnesota) |
85 % |
| Fergus Falls Airport (361 m, Minnesota) |
95 % |
| Fayetteville Airport (300 m, Tennessee) |
95 % |
| Farmville (125 m, Virginia) |
85 % |
| Faribault Muni Awos (322 m, Minnesota) |
70 % |
| False Pass Airport (6 m, Alaska) |
70 % |
| Fairfield County Airport (176 m, South Carolina) |
% |
| Everett- Stewart Regional Airport (104 m, Tennessee) |
95 % |
| Eveleth Muni (Awos) (421 m, Minnesota) |
75 % |
| Esquimalt (3 m, British Columbia) |
% |
| Erie Airport (1564 m, Colorado) |
30 % |
| Ephraim (236 m, Wisconsin) |
80 % |
| Enterprise Airport (110 m, Alabama) |
70 % |
| Englehart Airport (243 m, Ontario) |
80 % |
| Ely Airport (443 m, Minnesota) |
55 % |
| Elk City Regional Business Airport (610 m, Oklahoma) |
95 % |
| Elizabethton Airport (486 m, Tennessee) |
95 % |
| Elbow Lake (367 m, Minnesota) |
95 % |
| El Reno (432 m, Oklahoma) |
95 % |
| Eddie Andreini Sr. Airfield (20 m, California) |
70 % |
| Eagle's Nest Airport (438 m, Virginia) |
85 % |
| Eagle River Union Airport (500 m, Wisconsin) |
70 % |
| Eagle Lake Airport (56 m, Texas) |
% |
| Durant Regional Airport (213 m, Oklahoma) |
100 % |
| Duplin (42 m, North Carolina) |
80 % |
| Drummond Island Airport (204 m, Michigan) |
75 % |
| Dodge Center Airport (398 m, Minnesota) |
80 % |
| Dixon Airport (1996 m, Wyoming) |
% |
| Dillant (149 m, New Hampshire) |
100 % |
| Dewar Lakes AP (488 m, Nunavut) |
70 % |
| Detroit Lakes Airport (426 m, Minnesota) |
95 % |
| Destin (29 m, Florida) |
95 % |
| Denison (388 m, Iowa) |
80 % |
| Demopolis Airport (34 m, Alabama) |
65 % |
| Delta Airport (1451 m, Utah) |
30 % |
| Delta (1583 m, Colorado) |
10 % |
| Delaware Airport (288 m, Ohio) |
95 % |
| Del Norte Airport (2425 m, Colorado) |
20 % |
| Decorah Airport (353 m, Iowa) |
75 % |
| Decatur (43 m, Georgia) |
65 % |
| Dease Lake Airport (803 m, British Columbia) |
95 % |
| DeQuincy Airport (25 m, Louisiana) |
90 % |
| DeKalb Airport (279 m, Illinois) |
85 % |
| DeFuniak Springs (88 m, Florida) |
85 % |
| Dawson Creek Airport (655 m, British Columbia) |
60 % |
| Davis Airport (21 m, California) |
15 % |
| Dare (4 m, North Carolina) |
80 % |
| Custer Airport (188 m, Michigan) |
95 % |
| Cushing Airport (279 m, Oklahoma) |
80 % |
| Cumberland Airport (378 m, Wisconsin) |
70 % |
| Culpeper Regional Airport (95 m, Virginia) |
95 % |
| Crystal River Airport (3 m, Florida) |
80 % |
| Cross City Airport (13 m, Florida) |
80 % |
| Crosby Airport (594 m, North Dakota) |
80 % |
| Crookston Airport (273 m, Minnesota) |
80 % |
| Creston (394 m, Iowa) |
70 % |
| Crawfordsville Regional Airport (244 m, Indiana) |
80 % |
| Crawford County Airport (141 m, Illinois) |
80 % |
| Craig Field / Selma (51 m, Alabama) |
75 % |
| Cox Field (167 m, Texas) |
100 % |
| Covington Airport (247 m, Georgia) |
80 % |
| Council Bluffs Airport (382 m, Iowa) |
65 % |
| Coulter Field Airport (112 m, Texas) |
% |
| Cortland Airport (365 m, New York) |
80 % |
| Corning Airport (89 m, Arkansas) |
95 % |
| Cook Muni Arpt (402 m, Minnesota) |
70 % |
| Comanche Airport (423 m, Texas) |
85 % |
| Colorado City (1486 m, Arizona) |
20 % |
| Colby Airport (971 m, Kansas) |
35 % |
| Clyde AP (27 m, Nunavut) |
70 % |
| Cloquet Carlton (390 m, Minnesota) |
65 % |
| Clintonville Airport (251 m, Wisconsin) |
70 % |
| Clinton Airport (251 m, Missouri) |
45 % |
| Cleveland Regional Jetport (262 m, Tennessee) |
95 % |
| Cleveland Airport (46 m, Texas) |
% |
| Clermont County Airport (257 m, Ohio) |
75 % |
| Cleburne Airport (260 m, Texas) |
80 % |
| Clearwater Air Park (22 m, Florida) |
85 % |
| Clarksville (128 m, Virginia) |
95 % |
| Clarion Airport (354 m, Iowa) |
95 % |
| Clarinda (303 m, Iowa) |
60 % |
| Clarence E. Page Airport (413 m, Oklahoma) |
95 % |
| Claremore Regional Airport (221 m, Oklahoma) |
65 % |
| Cincinnati West Airport (178 m, Ohio) |
70 % |
| Chibougamau-Chapais AP (387 m, Quebec) |
% |
| Cheyenne County Airport (1040 m, Kansas) |
40 % |
| Chetek Airport (322 m, Wisconsin) |
75 % |
| Chester Catawba Regional Airport (200 m, South Carolina) |
95 % |
| Chester Airport (127 m, Connecticut) |
95 % |
| Cherokee Airport (374 m, Iowa) |
85 % |
| Chehalis Airport (54 m, Washington) |
55 % |
| Cheboygan Airport (195 m, Michigan) |
85 % |
| Chase City Airport (153 m, Virginia) |
95 % |
| Charlottetown Airport (79 m, Prince Edward Island) |
95 % |
| Charlevoix Airport (204 m, Michigan) |
60 % |
| Charleston Airport (5 m, South Carolina) |
95 % |
| Chanute Martin Johnson Airport (298 m, Kansas) |
% |
| Chandler Regional Airport (300 m, Oklahoma) |
95 % |
| Centralia (163 m, Illinois) |
80 % |
| Center Airport (97 m, Texas) |
60 % |
| Cavalier Airport (270 m, North Dakota) |
75 % |
| Cattaraugus County-Olean Airport (651 m, New York) |
95 % |
| Carway Airport (1354 m, Alberta) |
% |
| Carson City Airport (1432 m, Nevada) |
25 % |
| Carrizo Hill Airport (183 m, Texas) |
60 % |
| Cape Cod Gateway Airport (16 m, Massachusetts) |
95 % |
| Cando Airport (450 m, North Dakota) |
80 % |
| Canby Airport (364 m, Minnesota) |
95 % |
| Cameron Airport (123 m, Texas) |
% |
| Cambridge- Dorchester Airport (6 m, Maryland) |
95 % |
| Cambridge Airport (287 m, Minnesota) |
65 % |
| Caledonia County Airport (362 m, Vermont) |
95 % |
| Cairo Airport (98 m, Illinois) |
85 % |
| CFB Valcartier Airport (168 m, Quebec) |
% |
| Burnett County Airport (301 m, Wisconsin) |
70 % |
| Buffalo Airport (295 m, Minnesota) |
75 % |
| Buena Vista Airport (2422 m, Colorado) |
25 % |
| Brunswick Golden Isles Airport (8 m, Georgia) |
90 % |
| Brooks Field (287 m, Michigan) |
80 % |
| Brookneal (182 m, Virginia) |
% |
| Brookhaven Airport (149 m, Mississippi) |
75 % |
| Brigham City Airport (1288 m, Utah) |
% |
| Brevig Mission Airport (12 m, Alaska) |
70 % |
| Breckenridge Airport (391 m, Texas) |
85 % |
| Branson West Airport (411 m, Missouri) |
95 % |
| Branch County Memorial Airport (292 m, Michigan) |
80 % |
| Bozeman Yellowstone Intl. Airport (1349 m, Montana) |
80 % |
| Bowie Airport (336 m, Texas) |
95 % |
| Boundary County Airport (711 m, Idaho) |
40 % |
| Boulder City Airport (671 m, Nevada) |
10 % |
| Bogalusa (36 m, Louisiana) |
80 % |
| Boerne Stage Field (422 m, Texas) |
% |
| Block (33 m, Rhode Island) |
95 % |
| Blanding Airport (1788 m, Utah) |
% |
| Blair Airport (404 m, Nebraska) |
80 % |
| Blackwell Airport (314 m, Oklahoma) |
95 % |
| Black River Falls Area Airport (255 m, Wisconsin) |
65 % |
| Big Spring Airport (784 m, Texas) |
10 % |
| Benson Airport (317 m, Minnesota) |
95 % |
| Bemidji Regional Airport (420 m, Minnesota) |
75 % |
| Bella Bella (43 m, British Columbia) |
95 % |
| Beaver Island Airport (204 m, Michigan) |
85 % |
| Beaver Falls Airport (382 m, Pennsylvania) |
75 % |
| Beauregard Regional Airport (62 m, Louisiana) |
85 % |
| Beatrice Municipal (403 m, Nebraska) |
45 % |
| Beach Airport (840 m, North Dakota) |
75 % |
| Bay City Airport (14 m, Texas) |
95 % |
| Bay Bridge Airport (15 m, Maryland) |
95 % |
| Batesville Airport (141 m, Arkansas) |
95 % |
| Bartow Executive Airport (39 m, Florida) |
70 % |
| Barnes Airport (427 m, North Dakota) |
90 % |
| Baie-Comeau Airport (22 m, Quebec) |
95 % |
| Bad Axe (234 m, Michigan) |
95 % |
| Austin Executive Airport (188 m, Texas) |
% |
| Austin Airport (375 m, Minnesota) |
80 % |
| Aurora Airport (548 m, Nebraska) |
95 % |
| Augusta State Airport (107 m, Maine) |
% |
| Audubon County Airport (392 m, Iowa) |
80 % |
| Auburn/Lewiston Airport (88 m, Maine) |
95 % |
| Auburn Airport (268 m, Indiana) |
85 % |
| Atoka (180 m, Oklahoma) |
95 % |
| Athens Airport (135 m, Texas) |
% |
| Arthur N. Neu Airport (375 m, Iowa) |
85 % |
| Artesia Airport (1081 m, New Mexico) |
5 % |
| Ardmore Airport (232 m, Oklahoma) |
100 % |
| Ardmore (257 m, Oklahoma) |
100 % |
| Aransas (8 m, Texas) |
% |
| Antrim (190 m, Michigan) |
65 % |
| Ankeny Regional Airport (275 m, Iowa) |
75 % |
| Andrews Airport (967 m, Texas) |
5 % |
| Anderson Airport (280 m, Indiana) |
80 % |
| Alva Regional Airport (449 m, Oklahoma) |
95 % |
| Altus/Quartz Mountain Regional Airport (437 m, Oklahoma) |
75 % |
| Alpine- Casparis Airport (1376 m, Texas) |
% |
| Allendale Airport (49 m, South Carolina) |
75 % |
| Allen Parish Airport (33 m, Louisiana) |
75 % |
| Algona Airport (372 m, Iowa) |
95 % |
| Albion Airport (550 m, Nebraska) |
80 % |
| Aitkin Airport (367 m, Minnesota) |
80 % |
| Ainsworth Regional Airport (789 m, Nebraska) |
55 % |
| Afton Airport (1896 m, Wyoming) |
% |
| Ada Airport (310 m, Oklahoma) |
100 % |
| Abingdon (631 m, Virginia) |
95 % |
| Aberdeen Airport (69 m, Mississippi) |
85 % |
| Abbeville Chris Crusta Memorial Airport (5 m, Louisiana) |
85 % |
North - South