Two strong storm systems moved across British Columbia in quick succession from the evening of December 15 through December 17, bringing very heavy snowfall totals to mountain locations across the Idaho panhandle above 4000 feet. 9".
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS OTX wrote it up.
Two strong storm systems moved across British Columbia in quick succession from the evening of December 15 through December 17, bringing very heavy snowfall totals to mountain locations across the Idaho panhandle above 4000 feet. The following are 48-hour snowfall totals: Schweitzer Bowl SNOTEL site...32.7", Lookout Pass Ski Area...26", and the Bear Mountain SNOTEL site...25.9".
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Spokane, WA wrote its last area forecast discussion before the first event at Dec 15, 2:30 PM PST, 5 hours 30 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
2 heavy snow. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Idaho in 2001Every state in 2001This day in weather historyWarnings in Idaho, December 2001
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 5273852, 5273853.