Heavy Snow — Upper Treasure Valley, Idaho

2021-12-11 to 2021-12-12 · Upper Treasure Valley, Idaho

Event narrative

The 24 hour report from a CoCoRaHS spotter was 8.6 inches.

Wider weather episode

An upper level low moved in from the northwest, bringing widespread mountain snow. Orographic lifting continued heavy snow from on December 11th through the 12th above 4,500 feet.

Source: NOAA Storm Events Database, event_id 997536. Narrative written by the NWS forecast office that issued the report.