| Stations: 514
|
Humidity |
| Abraham Lincoln Capital Airport (187 m, USA) |
85 % |
| Ada Airport (310 m, USA) |
75 % |
| Addison Airport (196 m, USA) |
70 % |
| Adirondack Regional Airport (507 m, USA) |
95 % |
| Afton Airport (1896 m, USA) |
85 % |
| Ainsworth Regional Airport (789 m, USA) |
95 % |
| Akron- Canton Airport (377 m, USA) |
80 % |
| Albertville Regional Airport (315 m, USA) |
95 % |
| Albion Airport (550 m, USA) |
80 % |
| Algona Airport (372 m, USA) |
95 % |
| Allentown Queen City Airport (122 m, USA) |
65 % |
| Alpena (211 m, USA) |
95 % |
| Alpine- Casparis Airport (1376 m, USA) |
20 % |
| Altus/Quartz Mountain Regional Airport (437 m, USA) |
95 % |
| Andrews Airport (967 m, USA) |
40 % |
| Angel Fire Airport (2554 m, USA) |
70 % |
| Ankeny Regional Airport (275 m, USA) |
85 % |
| Anson County Airport (91 m, USA) |
95 % |
| Ardmore (257 m, USA) |
80 % |
| Ardmore Airport (232 m, USA) |
95 % |
| Arthur N. Neu Airport (375 m, USA) |
85 % |
| Ashe County Airport (969 m, USA) |
80 % |
| Asheboro Airport (205 m, USA) |
95 % |
| Ashland Airport (166 m, USA) |
75 % |
| Astoria Regional Airport (7 m, USA) |
95 % |
| Atlantic Airport (360 m, USA) |
85 % |
| Attawapiskat First Nation Airport (9 m, Ontario) |
80 % |
| Auburn Airport (467 m, USA) |
95 % |
| Audubon County Airport (392 m, USA) |
85 % |
| Augusta Airport (405 m, USA) |
80 % |
| Aurora Airport (548 m, USA) |
85 % |
| Aurora State Airport (60 m, USA) |
95 % |
| Baldwin County Airport (117 m, USA) |
95 % |
| Barrow (287 m, USA) |
95 % |
| Bastrop Airport (51 m, USA) |
80 % |
| Baxley Airport (61 m, USA) |
95 % |
| Bay Bridge Airport (15 m, USA) |
55 % |
| Beatrice Municipal (403 m, USA) |
95 % |
| Beaumont Airport (10 m, USA) |
95 % |
| Bella Bella (43 m, British Columbia) |
95 % |
| Big Sandy Regional Airport (372 m, USA) |
75 % |
| Big Spring Airport (784 m, USA) |
55 % |
| Black River Falls Area Airport (255 m, USA) |
95 % |
| Boeing Field Airport (6 m, USA) |
95 % |
| Boerne Stage Field (422 m, USA) |
80 % |
| Bolton Field (280 m, USA) |
85 % |
| Boone Airport (354 m, USA) |
95 % |
| Brainerd Lakes Regional Airport (374 m, USA) |
80 % |
| Branson Airport (397 m, USA) |
65 % |
| Brewster Field Arpt (704 m, USA) |
95 % |
| Bridgeport Airport (260 m, USA) |
80 % |
| Brigham City Airport (1288 m, USA) |
80 % |
| Brownsville/South Padre (8 m, USA) |
95 % |
| Brunswick Golden Isles Airport (8 m, USA) |
95 % |
| Buchanan Field Airport (7 m, USA) |
95 % |
| Buckhannon Airport (498 m, USA) |
95 % |
| Burlington Airport (237 m, USA) |
95 % |
| Burnett County Airport (301 m, USA) |
85 % |
| Burwash Landing Airport (807 m, Yukon) |
80 % |
| Caldwell Airport (119 m, USA) |
70 % |
| Cambridge- Dorchester Airport (6 m, USA) |
95 % |
| Cape Romanzof LRRS Airport (123 m, USA) |
95 % |
| Capital Region Intl. Airport (266 m, USA) |
80 % |
| Carmi Airport (118 m, USA) |
75 % |
| Carrizo Hill Airport (183 m, USA) |
65 % |
| Cartersville Airport (229 m, USA) |
95 % |
| Catalina Airport (488 m, USA) |
100 % |
| Centerville Airport (313 m, USA) |
80 % |
| Central Illinois Regional Airport (267 m, USA) |
80 % |
| Central Wisconsin Airport (389 m, USA) |
95 % |
| Challis Airport (1546 m, USA) |
100 % |
| Chamberlain (530 m, USA) |
95 % |
| Chandler Regional Airport (300 m, USA) |
85 % |
| Chariton (320 m, USA) |
95 % |
| Chennault Intl. Airport (4 m, USA) |
100 % |
| Cherokee Airport (374 m, USA) |
85 % |
| Cherokee County Regional Airport (372 m, USA) |
95 % |
| Chester Catawba Regional Airport (200 m, USA) |
95 % |
| Chetek Airport (322 m, USA) |
95 % |
| Chibougamau-Chapais AP (387 m, Quebec) |
90 % |
| Chicago Executive Airport (197 m, USA) |
85 % |
| Chickasha Airport (351 m, USA) |
85 % |
| Chico Airport (73 m, USA) |
95 % |
| Chippewa (244 m, USA) |
95 % |
| Claremore Regional Airport (221 m, USA) |
95 % |
| Clarion Airport (354 m, USA) |
95 % |
| Cleveland Airport (46 m, USA) |
95 % |
| Cleveland Burke Lakefront Airport (178 m, USA) |
70 % |
| Clinton Airport (45 m, USA) |
95 % |
| Clintonville Airport (251 m, USA) |
95 % |
| Colby Airport (971 m, USA) |
85 % |
| Coleman Airport (517 m, USA) |
50 % |
| College Park Airport (15 m, USA) |
50 % |
| Columbia Regional Airport (274 m, USA) |
80 % |
| Columbus County Airport (30 m, USA) |
85 % |
| Concord Airport (105 m, USA) |
70 % |
| Corona Airport (163 m, USA) |
80 % |
| Cortland Airport (365 m, USA) |
95 % |
| Council Bluffs Airport (382 m, USA) |
95 % |
| Crater Lake (1244 m, USA) |
95 % |
| Creston (394 m, USA) |
95 % |
| Crisp County (95 m, USA) |
95 % |
| Cross City Airport (13 m, USA) |
95 % |
| Crystal Airport (265 m, USA) |
85 % |
| Cumberland Airport (378 m, USA) |
85 % |
| Currituck County Regional Airport (5 m, USA) |
80 % |
| Curtis Field (557 m, USA) |
50 % |
| Curtis L. Brown Jr. Field (40 m, USA) |
85 % |
| Cushing Airport (279 m, USA) |
80 % |
| Cuyahoga County Airport (268 m, USA) |
75 % |
| Dane County Regional Airport (264 m, USA) |
95 % |
| Dansville Airport (201 m, USA) |
75 % |
| Dare (4 m, USA) |
80 % |
| Darke County Airport (307 m, USA) |
95 % |
| Davidson County Airport (223 m, USA) |
95 % |
| Daviess County Airport (144 m, USA) |
80 % |
| DeKalb Airport (279 m, USA) |
85 % |
| DeQuincy Airport (25 m, USA) |
95 % |
| Dease Lake Airport (803 m, British Columbia) |
95 % |
| Decatur (43 m, USA) |
95 % |
| Decatur Airport (319 m, USA) |
45 % |
| Decorah Airport (353 m, USA) |
95 % |
| Deer Park Airport (672 m, USA) |
85 % |
| Del Norte Airport (2425 m, USA) |
65 % |
| Delta Airport (1451 m, USA) |
95 % |
| Denison (388 m, USA) |
80 % |
| Dillingham Airport (29 m, USA) |
85 % |
| Douglas Airport (78 m, USA) |
95 % |
| Dryden Airport (413 m, Ontario) |
90 % |
| Duplin (42 m, USA) |
95 % |
| Eagle Airport (268 m, USA) |
75 % |
| Eagle Lake Airport (56 m, USA) |
85 % |
| Eareckson Air Station (31 m, USA) |
95 % |
| Eastern Iowa Airport (256 m, USA) |
85 % |
| Easton Airport (22 m, USA) |
65 % |
| Edgar County Airport (199 m, USA) |
95 % |
| Edward F. Knapp State Airport (355 m, USA) |
80 % |
| Effingham (179 m, USA) |
95 % |
| Elkhart (1099 m, USA) |
70 % |
| Elmendorf Air Force Base (59 m, USA) |
80 % |
| Elmira Corning Regional Airport (291 m, USA) |
75 % |
| Ephraim (236 m, USA) |
95 % |
| Erie Intl. Airport (225 m, USA) |
75 % |
| Esquimalt (3 m, British Columbia) |
65 % |
| Estevan Airport (584 m, Saskatchewan) |
90 % |
| Eureka Skelton AP (1002 m, USA) |
75 % |
| Eveleth Muni (Awos) (421 m, USA) |
85 % |
| Everett- Stewart Regional Airport (104 m, USA) |
95 % |
| Fairchild Air Force Base (743 m, USA) |
95 % |
| False River Regional Airport (12 m, USA) |
95 % |
| Fernandina Beach Airport (5 m, USA) |
95 % |
| Fitzgerald Airport (111 m, USA) |
95 % |
| Fleming-Mason Airport (278 m, USA) |
80 % |
| Flora (144 m, USA) |
95 % |
| Florence Airport (1658 m, USA) |
45 % |
| Folsom Field (294 m, USA) |
95 % |
| Fond du Lac (246 m, USA) |
85 % |
| Foothills Regional Airport (387 m, USA) |
95 % |
| Ford Airport (360 m, USA) |
85 % |
| Forest City Airport (375 m, USA) |
95 % |
| Fort Madison (221 m, USA) |
85 % |
| Fort McPherson Airport (43 m, Northwest Territories) |
85 % |
| Fort Morgan Airport (1393 m, USA) |
95 % |
| Frankfort Airport (262 m, USA) |
95 % |
| Franklin Airport (616 m, USA) |
95 % |
| Friday Harbor Airport (33 m, USA) |
95 % |
| Ft Severn (15 m, Ontario) |
90 % |
| Fulton County Airport (241 m, USA) |
95 % |
| Gainesville Airport (256 m, USA) |
80 % |
| Galesburg Airport (233 m, USA) |
95 % |
| Galliano Airport (0 m, USA) |
95 % |
| Gary Airport (180 m, USA) |
95 % |
| Gatesville Airport (276 m, USA) |
65 % |
| Gaylord Airport (404 m, USA) |
80 % |
| Gerald R. Ford Intl. Airport (245 m, USA) |
95 % |
| Glacier Park Intl. Airport (906 m, USA) |
95 % |
| Glasgow Airport (218 m, USA) |
95 % |
| Gogebic- Iron County Airport (375 m, USA) |
95 % |
| Gonzales Airport (108 m, USA) |
65 % |
| Gordon K. Bush Airport (234 m, USA) |
75 % |
| Graham Airport (342 m, USA) |
75 % |
| Grand Rapids (413 m, USA) |
85 % |
| Grant County Airport (1638 m, USA) |
55 % |
| Grant County Regional Airport (1127 m, USA) |
95 % |
| Gray Army Airfield (89 m, USA) |
85 % |
| Greater Binghamton Airport (497 m, USA) |
80 % |
| Greater Cumberland Regional Airport (236 m, USA) |
60 % |
| Greater Cumberland Regional Airport (236 m, USA) |
60 % |
| Green Bay (209 m, USA) |
85 % |
| Grissom Air Reserve Base (247 m, USA) |
95 % |
| Grove Airport (254 m, USA) |
95 % |
| Hale County Airport (1028 m, USA) |
65 % |
| Halifax Airport (145 m, Nova Scotia) |
95 % |
| Halliburton Field (339 m, USA) |
70 % |
| Hanford Airport (75 m, USA) |
95 % |
| Hanksville Airport (1355 m, USA) |
75 % |
| Hannibal Regional Airport (234 m, USA) |
95 % |
| Harlan Airport (473 m, USA) |
85 % |
| Harlan Airport (375 m, USA) |
85 % |
| Harnett Regional Jetport Airport (60 m, USA) |
95 % |
| Harriet Alexander Field (2293 m, USA) |
50 % |
| Harrisburg (121 m, USA) |
85 % |
| Hattiesburg- Laurel Regional Airport (91 m, USA) |
95 % |
| Hazlehurst Airport (78 m, USA) |
95 % |
| Hebbronville Airport (202 m, USA) |
85 % |
| Hebron Airport (447 m, USA) |
85 % |
| Henderson- Oxford Airport (161 m, USA) |
95 % |
| Hereford Airport (1154 m, USA) |
75 % |
| Holyoke Airport (1137 m, USA) |
80 % |
| Hope Aerodrome (39 m, British Columbia) |
95 % |
| Houghton (327 m, USA) |
80 % |
| Houma- Terrebonne Airport (3 m, USA) |
95 % |
| Houston County Airport (106 m, USA) |
95 % |
| Hulett Airport (1300 m, USA) |
80 % |
| Huntington Airport (246 m, USA) |
95 % |
| Huntsville Executive Airport (230 m, USA) |
95 % |
| Hurlburt Field (11 m, USA) |
95 % |
| Idaho County Airport (1010 m, USA) |
95 % |
| Iliamna Airport (49 m, USA) |
90 % |
| Illinois Valley Regional Airport (199 m, USA) |
85 % |
| Independence Airport (251 m, USA) |
85 % |
| Independence Airport (298 m, USA) |
95 % |
| Indianapolis Executive Airport (281 m, USA) |
95 % |
| Isbell Field (267 m, USA) |
95 % |
| Ithaca Tompkins Intl. Airport (335 m, USA) |
85 % |
| Jack Brooks Regional Airport (7 m, USA) |
95 % |
| Jack Edwards Airport (5 m, USA) |
95 % |
| Jacksonville Airport (190 m, USA) |
85 % |
| Jasper Airport (65 m, USA) |
95 % |
| Jefferson (167 m, USA) |
80 % |
| Jesup Airport (33 m, USA) |
95 % |
| Jim Kelly Field (736 m, USA) |
95 % |
| John H. Batten Airport (205 m, USA) |
85 % |
| John Wayne Airport (16 m, USA) |
90 % |
| Johnston County Airport (50 m, USA) |
95 % |
| Joliet Regional Airport (177 m, USA) |
85 % |
| Kalamazoo/Battle Creek Intl. Airport (266 m, USA) |
80 % |
| Kalispell/Glacier Park AP (906 m, USA) |
95 % |
| Kelowna Intl. Airport (456 m, British Columbia) |
95 % |
| Keokuk Airport (205 m, USA) |
80 % |
| Kimball Airport (1501 m, USA) |
85 % |
| Kinston Regional Jetport (29 m, USA) |
95 % |
| Kodiak Airport (34 m, USA) |
95 % |
| Kokomo Airport (253 m, USA) |
95 % |
| Kremmling Airport (2229 m, USA) |
90 % |
| Kuujjuarapik Airport (24 m, Quebec) |
85 % |
| La Porte Airport (248 m, USA) |
95 % |
| Lacon Airport (173 m, USA) |
70 % |
| Laconia Airport (166 m, USA) |
75 % |
| Lafayette Regional Airport (13 m, USA) |
95 % |
| Lake Charles Airport (5 m, USA) |
95 % |
| Lake City Gateway AP (61 m, USA) |
95 % |
| Lake County Airport (1441 m, USA) |
95 % |
| Lake Cumberland Regional Airport (283 m, USA) |
85 % |
| Lake Havasu City Airport (238 m, USA) |
55 % |
| Lampasas Airport (370 m, USA) |
65 % |
| Langlade (464 m, USA) |
95 % |
| Lansing Airport (188 m, USA) |
95 % |
| Laurinburg- Maxton Airport (67 m, USA) |
95 % |
| Leonardtown Airport (43 m, USA) |
95 % |
| Lewis University Airport (231 m, USA) |
95 % |
| Lewiston Airport (438 m, USA) |
85 % |
| Lincolnton Airport (267 m, USA) |
95 % |
| Llano Airport (336 m, USA) |
85 % |
| Logan County Airport (178 m, USA) |
95 % |
| Logansport Airport (225 m, USA) |
95 % |
| Lompoc Airport (27 m, USA) |
95 % |
| Long Beach Airport (12 m, USA) |
95 % |
| Los Alamos Airport (2186 m, USA) |
45 % |
| Lowe Army Heliport (74 m, USA) |
95 % |
| Macomb Airport (216 m, USA) |
75 % |
| Madisonville Airport (134 m, USA) |
80 % |
| Majors Airport (163 m, USA) |
85 % |
| Mammoth Yosemite Airport (2173 m, USA) |
95 % |
| Manistee (189 m, USA) |
95 % |
| Manitowish Waters Airport (491 m, USA) |
85 % |
| Manitowoc (198 m, USA) |
95 % |
| Mankato Regional Airport (311 m, USA) |
95 % |
| Marin (1 m, USA) |
100 % |
| Marine Corps Air Station Kaneohe Bay Airport (3 m, USA) |
70 % |
| Marion Airport (262 m, USA) |
95 % |
| Martin State Airport (7 m, USA) |
60 % |
| Mary’s Harbour (11 m, Newfoundland) |
95 % |
| Mary's Harbour Airport (12 m, Newfoundland) |
95 % |
| Marysville Airport (391 m, USA) |
95 % |
| Mason (363 m, USA) |
95 % |
| Matagami (280 m, USA) |
90 % |
| Matagami Airport (280 m, Quebec) |
90 % |
| Maury County Airport (208 m, USA) |
95 % |
| McChord Field (88 m, USA) |
100 % |
| McGregor Airport (374 m, USA) |
80 % |
| McHenry Airport (894 m, USA) |
100 % |
| McKinnon St. Simons (6 m, USA) |
95 % |
| Medford Airport (397 m, USA) |
95 % |
| Mesquite Metro Airport (136 m, USA) |
80 % |
| Michigan City Airport (200 m, USA) |
95 % |
| Mid-Carolina Regional Airport (236 m, USA) |
95 % |
| Middleton Muni - Morey Field (283 m, USA) |
95 % |
| Midland Airpark Airport (854 m, USA) |
40 % |
| Midlothian Airport (217 m, USA) |
70 % |
| Millard Airport (320 m, USA) |
80 % |
| Minden (85 m, USA) |
95 % |
| Mineral Point (359 m, USA) |
95 % |
| Minneapolis (255 m, USA) |
85 % |
| Modesto (30 m, USA) |
85 % |
| Mojave Air and Space Port Airport (849 m, USA) |
70 % |
| Moore County Airport (1129 m, USA) |
70 % |
| Moorhead Airport (280 m, USA) |
95 % |
| Morristown Airport (57 m, USA) |
60 % |
| Mount Airy/Surry (380 m, USA) |
95 % |
| Mount Pleasant Airport (111 m, USA) |
75 % |
| Mount Pleasant Airport (224 m, USA) |
95 % |
| Murray-Calloway County Airport (176 m, USA) |
85 % |
| Muscatine Airport (167 m, USA) |
85 % |
| Naval Air Station Lemoore (73 m, USA) |
95 % |
| Naval Air Station North Island (8 m, USA) |
90 % |
| Naval Outlying Landing Field San Nicolas (174 m, USA) |
95 % |
| Nebraska City Airport (354 m, USA) |
85 % |
| New Lisbon Airport (276 m, USA) |
95 % |
| New Orleans (NAS) (0 m, USA) |
95 % |
| New Richmond Regional Airport (304 m, USA) |
85 % |
| Newport Airport (37 m, USA) |
95 % |
| Newton Airport (290 m, USA) |
95 % |
| Nikolai Airport (126 m, USA) |
85 % |
| North Texas Regional Airport (228 m, USA) |
75 % |
| Northeast Iowa Regional Airport (343 m, USA) |
95 % |
| Northeastern Regional Airport (6 m, USA) |
85 % |
| Northern Aroostook Regional Airport (301 m, USA) |
80 % |
| Nuiqsut Airport (17 m, USA) |
85 % |
| Nut Tree Airport (34 m, USA) |
95 % |
| O’Hare Intl. Airport (205 m, USA) |
80 % |
| O'Neill Airport (619 m, USA) |
85 % |
| Oceanside Airport (9 m, USA) |
95 % |
| Oelwen (328 m, USA) |
95 % |
| Ogdensburg Intl. Airport (91 m, USA) |
80 % |
| Okeechobee Airport (10 m, USA) |
95 % |
| Okmulgee Regional Airport (219 m, USA) |
80 % |
| Olney-Noble (147 m, USA) |
85 % |
| Omak Airport (382 m, USA) |
95 % |
| Ontario Intl. Airport (287 m, USA) |
80 % |
| Orange County Airport (4 m, USA) |
95 % |
| Osceola Airport (275 m, USA) |
95 % |
| Osceola Muni (338 m, USA) |
95 % |
| Oskaloosa Airport (256 m, USA) |
85 % |
| Ozona Airport (726 m, USA) |
80 % |
| Palestine Airport (129 m, USA) |
65 % |
| Pampa (989 m, USA) |
75 % |
| Pecos Airport (796 m, USA) |
55 % |
| Pella Airport (270 m, USA) |
85 % |
| Penn Yan Airport (275 m, USA) |
75 % |
| Perry-Houston County Airport (127 m, USA) |
95 % |
| Person County Airport (186 m, USA) |
85 % |
| Peterborough (191 m, Ontario) |
85 % |
| Phoenix (422 m, USA) |
60 % |
| Pickle Lake Airport (391 m, Ontario) |
85 % |
| Pickle Lake(Man) (386 m, Ontario) |
85 % |
| Pineville Airport (544 m, USA) |
95 % |
| Pitt- Greenville Airport (8 m, USA) |
95 % |
| Pittsfield (216 m, USA) |
95 % |
| Placerville Airport (788 m, USA) |
85 % |
| Platteville Airport (312 m, USA) |
95 % |
| Plattsmouth Airport (366 m, USA) |
80 % |
| Point Lay LRRS Airport (6 m, USA) |
85 % |
| Pontiac Airport (201 m, USA) |
85 % |
| Port Aransas Airport (2 m, USA) |
80 % |
| Port Hawkesbury Airport (114 m, Nova Scotia) |
95 % |
| Port Meadville Airport (427 m, USA) |
70 % |
| Porter (234 m, USA) |
85 % |
| Portland Airport (12 m, USA) |
85 % |
| Powell Airport (1552 m, USA) |
65 % |
| Pratt Regional Airport (595 m, USA) |
95 % |
| Presidio Airport (896 m, USA) |
35 % |
| Presque Isle Intl. Airport (146 m, USA) |
95 % |
| Puvirnituq (23 m, Quebec) |
80 % |
| Quad Cities Intl. Airport (181 m, USA) |
85 % |
| Quincy Regional Airport (232 m, USA) |
85 % |
| Raleigh Executive Jetport (75 m, USA) |
95 % |
| Ralph Wenz Field (2160 m, USA) |
85 % |
| Ramona Airport (424 m, USA) |
100 % |
| Rantoul National Aviation Center (225 m, USA) |
95 % |
| Red Dog Mine Airport (295 m, USA) |
85 % |
| Red Oak Airport (318 m, USA) |
85 % |
| Redding Airport (153 m, USA) |
85 % |
| Reedsburg Airport (276 m, USA) |
95 % |
| Rhinelander (495 m, USA) |
95 % |
| Richmond County Airport (109 m, USA) |
95 % |
| Robstown Airport (24 m, USA) |
85 % |
| Rochester Intl. Airport (402 m, USA) |
95 % |
| Rock Falls Airport (197 m, USA) |
95 % |
| Rocksprings Airport (723 m, USA) |
45 % |
| Rohnerville Airport (120 m, USA) |
100 % |
| Ross County Airport (221 m, USA) |
85 % |
| Rutherfordton (329 m, USA) |
95 % |
| Sable Island (1 m, Nova Scotia) |
95 % |
| Sable Island AP (5 m, Nova Scotia) |
95 % |
| Saguache (2385 m, USA) |
45 % |
| Saint John's AP (135 m, Newfoundland) |
95 % |
| Saint Mary`s (Awos) (95 m, USA) |
80 % |
| Saint-Hubert Airport (28 m, Quebec) |
75 % |
| Saint-Pierre (24 m, Saint Pierre and Miquelon) |
95 % |
| Salem-Leckrone (174 m, USA) |
85 % |
| Salinas Airport (26 m, USA) |
95 % |
| Sallisaw Airport (161 m, USA) |
95 % |
| San Bernardino Intl. Airport (353 m, USA) |
80 % |
| San Diego Intl. Airport (9 m, USA) |
95 % |
| San Jose Intl. Airport (17 m, USA) |
85 % |
| Sanderson Field Airport (85 m, USA) |
95 % |
| Sandersville Airport (134 m, USA) |
95 % |
| Sandpoint Airport (648 m, USA) |
95 % |
| Sandy Lake (289 m, Ontario) |
90 % |
| Santa Rose Airport (38 m, USA) |
95 % |
| Santa Ynez Airport (205 m, USA) |
95 % |
| Savannah-hardin County (144 m, USA) |
95 % |
| Sawyer Intl. Airport (372 m, USA) |
95 % |
| Searle Field Airport (999 m, USA) |
85 % |
| Seldovia Airport (95 m, USA) |
85 % |
| Seminole Airport (1010 m, USA) |
60 % |
| Seward Airport (18 m, USA) |
80 % |
| Shawnee Regional Airport (327 m, USA) |
80 % |
| Sheldon (432 m, USA) |
95 % |
| Shenandoah Muni (296 m, USA) |
85 % |
| Shively Field Airport (2138 m, USA) |
85 % |
| Siler City Muni (187 m, USA) |
95 % |
| Sioux Falls Regional Airport (435 m, USA) |
80 % |
| Sioux Gateway Airport (336 m, USA) |
85 % |
| Siskiyou (807 m, USA) |
95 % |
| Skagit Regional Airport (44 m, USA) |
95 % |
| Slidell Airport (8 m, USA) |
95 % |
| Solon Springs Muni (336 m, USA) |
95 % |
| Somerset County Airport (693 m, USA) |
85 % |
| Sonora Airport (652 m, USA) |
85 % |
| South Bend Intl. Airport (236 m, USA) |
85 % |
| South Texas International Airport at Edinburg (24 m, USA) |
95 % |
| Southern Wisconsin Regional Airport (246 m, USA) |
95 % |
| Southport Airport (8 m, USA) |
70 % |
| Southwest Oregon Regional Airport (1 m, USA) |
100 % |
| Southwest Washington Regional Airport (4 m, USA) |
95 % |
| Springfield Robertson County Airport (215 m, USA) |
95 % |
| Springfield- Beckley Airport (323 m, USA) |
85 % |
| St. Charles (133 m, USA) |
80 % |
| St. Louis Regional Airport (166 m, USA) |
95 % |
| St. Paul Downtown Airport (219 m, USA) |
85 % |
| Stampede (1206 m, USA) |
85 % |
| Stan Stamper Airport (174 m, USA) |
95 % |
| Stanly County Airport (186 m, USA) |
95 % |
| Statesboro- Bulloch County Airport (57 m, USA) |
95 % |
| Statesville Muni Ai (294 m, USA) |
95 % |
| Steamboat Springs Airport (2096 m, USA) |
95 % |
| Stevens Field (2334 m, USA) |
65 % |
| Stigler Regional Airport (183 m, USA) |
95 % |
| Stuart Powell Field (312 m, USA) |
95 % |
| Sulphur Springs Airport (149 m, USA) |
55 % |
| Swainsboro Airport (100 m, USA) |
95 % |
| Tacoma Narrows Airport (89 m, USA) |
85 % |
| Tarboro Airport (16 m, USA) |
95 % |
| Tatalina LRRS Airport (287 m, USA) |
85 % |
| Taylorville Airport (190 m, USA) |
95 % |
| Thedford Airport (892 m, USA) |
95 % |
| Thief River Falls Regional Airport (340 m, USA) |
85 % |
| Thomaston (243 m, USA) |
80 % |
| Thomasville Regional Airport (80 m, USA) |
95 % |
| Thomson Airport (152 m, USA) |
85 % |
| Thunder Bay (199 m, Ontario) |
85 % |
| Thunder Bay Airport (206 m, Ontario) |
85 % |
| Tillamook Airport (11 m, USA) |
95 % |
| Tipton Airport (46 m, USA) |
70 % |
| Toccoa Airport (304 m, USA) |
85 % |
| Tomahawk Airport (453 m, USA) |
95 % |
| Travis Air Force Base (22 m, USA) |
95 % |
| Trent Lott Intl. Airport (5 m, USA) |
95 % |
| Tri-Cities Airport (135 m, USA) |
95 % |
| Tri-County Airport (21 m, USA) |
95 % |
| Tri-County Regional Airport (219 m, USA) |
85 % |
| Triangle North Executive Airport (113 m, USA) |
95 % |
| University Park Airport (378 m, USA) |
70 % |
| University of Oklahoma Westheimer Airport (357 m, USA) |
80 % |
| Vance Brand Airport (1541 m, USA) |
70 % |
| Vidalia Regional Airport (84 m, USA) |
85 % |
| W. H. 'Bud' Barron Airport (94 m, USA) |
95 % |
| W. K. Kellogg Airport (290 m, USA) |
95 % |
| Wahoo Airport (373 m, USA) |
85 % |
| Warren Airport (12 m, USA) |
85 % |
| Warsaw Airport (259 m, USA) |
85 % |
| Washington (230 m, USA) |
95 % |
| Washington Airport (197 m, USA) |
85 % |
| Watertown Airport (254 m, USA) |
95 % |
| Watonga Regional Airport (472 m, USA) |
85 % |
| Watsonville Airport (48 m, USA) |
95 % |
| Waukesha (284 m, USA) |
95 % |
| Wausau Downtown Airport (365 m, USA) |
80 % |
| Waycross (46 m, USA) |
95 % |
| Wayne Executive Jetport (41 m, USA) |
95 % |
| Webster City (342 m, USA) |
80 % |
| Western Carolina Regional Airport (517 m, USA) |
85 % |
| Whiteman Air Force Base (255 m, USA) |
80 % |
| Wiarton Airport (223 m, Ontario) |
95 % |
| Wilkes County Airport (396 m, USA) |
95 % |
| William H. Morse State Airport (252 m, USA) |
75 % |
| Willoughby (191 m, USA) |
70 % |
| Wilmington Airport (326 m, USA) |
80 % |
| Wings Field (92 m, USA) |
65 % |
| Winner Regional Airport (619 m, USA) |
85 % |
| Winona-Montgomery County Airport (111 m, USA) |
95 % |
| Wood County Airport (132 m, USA) |
95 % |
| Yakima Airport (325 m, USA) |
95 % |
| Yarmouth Airport (46 m, Nova Scotia) |
95 % |
| York Airport (509 m, USA) |
95 % |
| Zephyrhills Airport (27 m, USA) |
95 % |
North - South