| Stations: 97
|
Humidity |
| Yellowknife Airport (206 m, Northwest Territories) |
75 % |
| Wiscasset Airport (21 m, Maine) |
95 % |
| Wilkes County Airport (396 m, North Carolina) |
85 % |
| Western Carolina Regional Airport (517 m, North Carolina) |
95 % |
| Wayne Executive Jetport (41 m, North Carolina) |
90 % |
| Watsonville Airport (48 m, California) |
90 % |
| Warren Airport (12 m, North Carolina) |
90 % |
| Val-d'Or (345 m, Quebec) |
95 % |
| Val-d'Or (337 m, California) |
95 % |
| Tuktoyaktuk (5 m, Northwest Territories) |
60 % |
| Triangle North Executive Airport (113 m, North Carolina) |
95 % |
| Tri-County Airport (21 m, North Carolina) |
95 % |
| Tipton Airport (46 m, Maryland) |
95 % |
| Thompson Airport (216 m, Manitoba) |
95 % |
| Taunton Airport (13 m, Massachusetts) |
90 % |
| Stony Rapids Airport (248 m, Saskatchewan) |
95 % |
| Statesville Muni Ai (294 m, North Carolina) |
95 % |
| Stanly County Airport (186 m, North Carolina) |
90 % |
| Southport Airport (8 m, North Carolina) |
90 % |
| Skyhaven Airport (98 m, New Hampshire) |
95 % |
| Shungnak Airport (60 m, Alaska) |
80 % |
| Shelby Airport (258 m, North Carolina) |
90 % |
| Sault Ste. Marie Airport (218 m, Michigan) |
85 % |
| Sand Point Airport (7 m, Alaska) |
60 % |
| Rutherfordton (329 m, North Carolina) |
95 % |
| Rocky Mount- Wilson Regional Airport (48 m, North Carolina) |
95 % |
| Richmond County Airport (109 m, North Carolina) |
80 % |
| Raleigh Executive Jetport (75 m, North Carolina) |
95 % |
| Posey Field (284 m, Alabama) |
95 % |
| Plymouth Airport (45 m, Massachusetts) |
95 % |
| Pitt- Greenville Airport (8 m, North Carolina) |
95 % |
| Pickle Lake(Man) (386 m, Ontario) |
95 % |
| Pickle Lake Airport (391 m, Ontario) |
95 % |
| Person County Airport (186 m, North Carolina) |
90 % |
| Pellston Regional Airport (217 m, Michigan) |
90 % |
| Orange County Airport (111 m, New York) |
95 % |
| Orange Airport (164 m, Massachusetts) |
95 % |
| Northeastern Regional Airport (6 m, North Carolina) |
95 % |
| Noorvik Airport (17 m, Alaska) |
80 % |
| Nikolai Airport (126 m, Alaska) |
95 % |
| New Bedford Regional Airport (23 m, Massachusetts) |
95 % |
| Naval Outlying Landing Field San Nicolas (174 m, California) |
90 % |
| Nantucket Memorial Airport (13 m, Massachusetts) |
95 % |
| Mount Airy/Surry (380 m, North Carolina) |
90 % |
| Morrisville- Stowe State Airport (223 m, Vermont) |
90 % |
| Moosonee Airport (9 m, Quebec) |
95 % |
| Moosonee (9 m, Ontario) |
95 % |
| Middleton Island Airport (14 m, Alaska) |
85 % |
| Mid-Carolina Regional Airport (236 m, North Carolina) |
90 % |
| McHenry Airport (894 m, Maryland) |
95 % |
| Martin State Airport (7 m, Maryland) |
90 % |
| Martha's Vineyard Airport (21 m, Massachusetts) |
100 % |
| Marine Corps Air Station Cherry Point (11 m, North Carolina) |
95 % |
| Lynn Lake Airport (354 m, Manitoba) |
95 % |
| Lompoc Airport (27 m, California) |
95 % |
| Lincolnton Airport (267 m, North Carolina) |
95 % |
| Leonardtown Airport (43 m, Maryland) |
95 % |
| Lawrence Airport (45 m, Maine) |
95 % |
| L. M. Clayton Airport (605 m, Montana) |
35 % |
| Knox County Regional Airport (17 m, Maine) |
95 % |
| Kinston Regional Jetport (29 m, North Carolina) |
90 % |
| Killeen (283 m, Texas) |
60 % |
| Key Lake Airport (514 m, Saskatchewan) |
95 % |
| Johnston County Airport (50 m, North Carolina) |
95 % |
| Huslia Airport (65 m, Alaska) |
90 % |
| Hartness State Airport (176 m, Vermont) |
90 % |
| Harnett Regional Jetport Airport (60 m, North Carolina) |
85 % |
| Greater Cumberland Regional Airport (236 m, West-Virginia) |
75 % |
| Greater Cumberland Regional Airport (236 m, Maryland) |
75 % |
| Gjoa Haven Airport (46 m, Nunavut) |
95 % |
| Gaylord Airport (404 m, Michigan) |
90 % |
| Frederick Airport (92 m, Maryland) |
45 % |
| Franklin Airport (616 m, Tennessee) |
95 % |
| Fort Chipewyan (232 m, Alberta) |
95 % |
| Foothills Regional Airport (387 m, North Carolina) |
95 % |
| First Flight Airport (4 m, North Carolina) |
95 % |
| False Pass Airport (6 m, Alaska) |
85 % |
| Edward F. Knapp State Airport (355 m, Vermont) |
90 % |
| Easton Airport (22 m, Maryland) |
90 % |
| Duplin (42 m, North Carolina) |
95 % |
| Davidson County Airport (223 m, North Carolina) |
95 % |
| Dare (4 m, North Carolina) |
90 % |
| Curtis L. Brown Jr. Field (40 m, North Carolina) |
95 % |
| Currituck County Regional Airport (5 m, North Carolina) |
85 % |
| Columbus County Airport (30 m, North Carolina) |
90 % |
| College Park Airport (15 m, Maryland) |
95 % |
| Clinton Airport (45 m, North Carolina) |
95 % |
| Chippewa (244 m, Michigan) |
95 % |
| Camp Mackall (115 m, North Carolina) |
95 % |
| Cambridge- Dorchester Airport (6 m, Maryland) |
95 % |
| Block (33 m, Rhode Island) |
100 % |
| Bay Bridge Airport (15 m, Maryland) |
20 % |
| Barter Island LRRS Airport (11 m, Alaska) |
85 % |
| Augusta State Airport (107 m, Maine) |
95 % |
| Asheboro Airport (205 m, North Carolina) |
95 % |
| Ashe County Airport (969 m, North Carolina) |
75 % |
North - South