| Stations: |
Precipitation |
| Akron- Canton Airport (377 m, Ohio) |
4.0 mm |
| Albany Airport (89 m, New York) |
8.0 mm |
| Alpena (211 m, Michigan) |
6.0 mm |
| Atlanta Airport (315 m, Georgia) |
2.0 mm |
| Atlantic City Airport (20 m, New Jersey) |
4.0 mm |
| Bethel Airport (44 m, Alaska) |
1.5 mm |
| Bishop Intl. Airport (233 m, Michigan) |
6.0 mm |
| Blosser Airport (452 m, Kansas) |
0.3 mm |
| Bradley Intl. Airport (55 m, Connecticut) |
18.0 mm |
| Buffalo Niagara Intl. Airport (219 m, New York) |
8.6 mm |
| Burlington Intl. Airport (104 m, Vermont) |
3.0 mm |
| Capital Region Intl. Airport (266 m, Michigan) |
11.0 mm |
| Casper (1612 m, Wyoming) |
1.1 mm |
| Central Nebraska Regional Airport (566 m, Nebraska) |
2.0 mm |
| Chattanooga Metropolitan Airport (210 m, Tennessee) |
14.0 mm |
| Cheyenne Regional Airport (1872 m, Wyoming) |
0.3 mm |
| Cleveland Hopkins Intl. Airport (245 m, Ohio) |
8.0 mm |
| Cold Bay Airport (31 m, Alaska) |
15.3 mm |
| Concord Airport (105 m, New Hampshire) |
12.0 mm |
| Denver Intl. Airport (1656 m, Colorado) |
0.3 mm |
| Des Moines Intl. Airport (294 m, Iowa) |
9.0 mm |
| Detroit Metropolitan Airport (202 m, Michigan) |
13.0 mm |
| Dillingham Airport (29 m, Alaska) |
4.9 mm |
| Dubuque Regional Airport (329 m, Iowa) |
2.0 mm |
| Duluth Airport (432 m, Minnesota) |
0.3 mm |
| Elkins/Randolph Field AP (609 m, West-Virginia) |
8.0 mm |
| Erie Intl. Airport (225 m, Pennsylvania) |
6.3 mm |
| Falls Intl. Airport (362 m, Minnesota) |
4.0 mm |
| Great Falls (1131 m, Montana) |
1.0 mm |
| Greater Binghamton Airport (497 m, New York) |
6.0 mm |
| Greater Rochester Intl. Airport (169 m, New York) |
3.8 mm |
| Green Bay (209 m, Wisconsin) |
14.0 mm |
| John F. Kennedy Intl. Airport (7 m, New York) |
4.5 mm |
| John Glenn Columbus Intl. Airport (258 m, Ohio) |
19.0 mm |
| Kansas City Intl. Airport (313 m, Missouri) |
45.0 mm |
| Kodiak Airport (34 m, Alaska) |
77.0 mm |
| Lihue Airport (32 m, Hawaii) |
0.5 mm |
| LaGuardia Airport (9 m, New York) |
1.9 mm |
| Lehigh Valley Intl. Airport (117 m, Pennsylvania) |
0.5 mm |
| Dane County Regional Airport (264 m, Wisconsin) |
0.3 mm |
| McGhee Tyson Airport (299 m, Tennessee) |
0.8 mm |
| McGrath Airport (103 m, Alaska) |
0.8 mm |
| Middleton Island Airport (14 m, Alaska) |
1.0 mm |
| Miller Field Airport (792 m, Nebraska) |
6.0 mm |
| Newark Intl. Airport (9 m, New Jersey) |
0.6 mm |
| Nome Airport (6 m, Alaska) |
7.3 mm |
| Norfolk Regional Airport (473 m, Nebraska) |
14.0 mm |
| North Platte Regional Airport (849 m, Nebraska) |
8.0 mm |
| Omaha/Eppley Field AP (299 m, Nebraska) |
6.5 mm |
| Peoria Airport (202 m, Illinois) |
0.3 mm |
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
0.3 mm |
| Pittsburgh Intl. Airport (373 m, Pennsylvania) |
5.8 mm |
| Port Heiden Airport (29 m, Alaska) |
4.3 mm |
| Quad Cities Intl. Airport (181 m, Illinois) |
5.3 mm |
| Ralph Wien Memorial Airport (5 m, Alaska) |
1.3 mm |
| Richard B. Russell Airport (196 m, Georgia) |
7.0 mm |
| Riverton Airport (1684 m, Wyoming) |
0.6 mm |
| Rochester Intl. Airport (402 m, Minnesota) |
5.8 mm |
| Rockford Airport (226 m, Illinois) |
2.0 mm |
| Roscommon (351 m, Michigan) |
9.8 mm |
| Sheridan Airport (1209 m, Wyoming) |
0.8 mm |
| Sikorsky Memorial Airport (5 m, Connecticut) |
9.5 mm |
| Sioux Falls Regional Airport (435 m, South Dakota) |
0.8 mm |
| Sioux Gateway Airport (336 m, Iowa) |
12.8 mm |
| Syracuse Hancock Intl. Airport (124 m, New York) |
8.0 mm |
| Rhode (19 m, Rhode Island) |
0.3 mm |
| Toledo Express Airport (211 m, Ohio) |
7.0 mm |
| Waterloo Regional Airport (268 m, Iowa) |
6.5 mm |
| Western Nebraska Regional Airport (1206 m, Nebraska) |
0.5 mm |
| Wichita Dwight D. Eisenhower National Airport (409 m, Kansas) |
0.3 mm |
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) |
0.8 mm |
| Williamsport Regional Airport (160 m, Pennsylvania) |
4.0 mm |
| Youngstown (361 m, Ohio) |
6.0 mm |
North - South