| Stations: |
Neerslag |
| Salluit (228 m, Québec) |
0.5 mm |
| Internationale luchthaven Ted Stevens Anchorage (42 m, Alaska) |
1.0 mm |
| Aniak Airport (26 m, Alaska) |
0.8 mm |
| Ronald Reagan Washington National Airport (20 m, Virginia) |
0.3 mm |
| Atlantic City Luchthaven (20 m, New Jersey) |
2.0 mm |
| Riviere Aux Feuille (171 m, Québec) |
0.4 mm |
| Salt Lake City Intl. Airport (1288 m, Utah) |
0.3 mm |
| Sandberg Airport (1379 m, Californië) |
10.0 mm |
| San Diego Intl. Airport (9 m, Californië) |
1.0 mm |
| San Francisco (luchtaven) (5 m, Californië) |
0.8 mm |
| Santa Maria Public Airport (73 m, Californië) |
0.5 mm |
| Western Nebraska Regional Airport (1206 m, Nebraska) |
7.0 mm |
| Talkeetna Luchthaven (109 m, Alaska) |
3.0 mm |
| Trail Valley (85 m, Northwest Territories) |
0.2 mm |
| Trenton Airport (85 m, Ontario) |
1.0 mm |
| Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) |
1.0 mm |
| Williamsport Regional Airport (160 m, Pennsylvania) |
0.3 mm |
| Winnemucca Luchthaven (1322 m, Nevada) |
0.5 mm |
| Baltimore Luchthaven (47 m, Maryland) |
2.0 mm |
| Raleigh (766 m, West Virginia) |
0.8 mm |
| Bethel Luchthaven (44 m, Alaska) |
3.0 mm |
| Bismarck Municipal Airport (505 m, North Dakota) |
0.5 mm |
| Cambridge Bay Airport (23 m, Nunavut) |
0.2 mm |
| Casper (1612 m, Wyoming) |
0.3 mm |
| Dillingham Luchthaven (29 m, Alaska) |
2.0 mm |
| Elkins/Randolph Field Vliegveld (609 m, West Virginia) |
10.0 mm |
| Ely Airport (1909 m, Nevada) |
0.3 mm |
| Evansville Luchthaven (118 m, Indiana) |
0.8 mm |
| Hector Intl. Airport (274 m, North Dakota) |
0.3 mm |
| George Island (223 m, Manitoba) |
0.5 mm |
| Tri-State Airport (255 m, West Virginia) |
0.5 mm |
| Kingman Airport (1033 m, Arizona) |
8.0 mm |
| King Salmon Luchthaven (14 m, Alaska) |
5.0 mm |
| Kodiak Airport (34 m, Alaska) |
1.0 mm |
| Kuujjuarapik (30 m, Québec) |
3.0 mm |
| Lac Eon (589 m, Québec) |
2.0 mm |
| Harry Reid Intl. Airport (664 m, Nevada) |
0.8 mm |
| Blue Grass Airport (301 m, Kentucky) |
6.0 mm |
| Long Beach Airport (12 m, Californië) |
3.0 mm |
| Los Angeles Intl. Airport (30 m, Californië) |
3.0 mm |
| Louisville Intl. Airport (149 m, Kentucky) |
7.0 mm |
| Middleton Island Airport (14 m, Alaska) |
0.3 mm |
| Milford Municipal (1536 m, Utah) |
7.0 mm |
| Newark Liberty Intl. Airport (9 m, New Jersey) |
0.3 mm |
| LaGuardia Airport (9 m, New York) |
1.0 mm |
| John F. Kennedy Intl. Airport (7 m, New York) |
0.5 mm |
| Philadelphia Intl. Airport (9 m, Pennsylvania) |
1.0 mm |
| Rapid City Luchthaven (965 m, South Dakota) |
0.8 mm |
| Rawson Lake (305 m, Ontario) |
0.2 mm |
| Redding Municipal Airport (153 m, Californië) |
0.5 mm |
| Reno (1341 m, Nevada) |
3.0 mm |
| Internationale luchthaven Washington Dulles (98 m, Virginia) |
0.3 mm |
| Anadyr Luchthaven (61 m, Rusland) |
0.2 mm |
| La Grande-4 Airport (306 m, Québec) |
0.3 mm |
| Longue Pointe De Mingan (11 m, Québec) |
0.7 mm |
| Havre-Saint-Pierre (37 m, Québec) |
0.5 mm |
| Summerside (21 m, Prins Edwardeilanden) |
0.2 mm |
| Schefferville (517 m, Québec) |
0.2 mm |
| Thunder Bay (199 m, Ontario) |
0.1 mm |
| Dryden Airport (413 m, Ontario) |
0.2 mm |
| Ear Falls (355 m, Ontario) |
0.2 mm |
| Baie-D'Urfé (39 m, Québec) |
0.2 mm |
| Rocky Harbour (68 m, Newfoundland) |
0.1 mm |
Noord - Zuid