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Heavy Snow — Helena Valley, Montana

2022-12-04 to 2022-12-05 · Helena Valley, Montana

Event narrative

Trained spotter 1 ene of East Helena reports 8 inches new snow overnight.

Wider weather episode

A Canadian cold front and overrunning moist southwesterly flow in the mid levels resulted in mainly light snow across the region. Two reports of greater than 6 inches of snow were observed in favored upslope location across eastern portions of North-central Montana.


Source: NOAA Storm Events Database, event_id 1072029. Narrative written by the NWS forecast office that issued the report.