Heavy Snow in Idaho, December 21 to 22, 2009

Name: Heavy Snow in Idaho, December 21 to 22, 2009
Start: 2009-12-21T18:00
End: 2009-12-22T17:00
Location: Idaho

December 21 to 22, 2009 · NWS PIH · 2 events in 2 counties and zones

A foot of snow fell at Galena Summit.

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 2

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.

What happened

The episode as NWS PIH wrote it up.

A foot of snow fell at Galena Summit.

Event by event

2 heavy snow. Local standard time, as filed.

Heavy Snow, Big and Little Wood River Region

When: December 21, 6:00 PM MST to December 22, 5:00 PM MST
Where: Big and Little Wood River Region forecast zone
Reported by: Department of Highways

One foot of snow fell on the south side of Galena Summit. Six to eight inches of snow fell in Hailey and Ketchum.

Heavy Snow, Sawtooth Mountains

When: December 21, 6:00 PM MST to December 22, 5:00 PM MST
Where: Sawtooth Mountains forecast zone
Reported by: Department of Highways

One foot of snow fell on the north side of Galena Summit. Three inches fell in Stanley.

What these are

Heavy Snow: Snowfall reaching the local warning threshold without the other hazards of a winter storm.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Idaho in 2009 Every state in 2009 This day in weather history Warnings in Idaho, December 2009

Sources

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: 207645, 207647.