Heavy Snow — Helena Valley, Montana

2023-03-14 to 2023-03-15 · Helena Valley, Montana

Event narrative

Helena Law Enforcement reported two school bus slide offs, a semi crash that took out a fire hydrant, and multiple two-vehicle crashes. CoCoRaHS station MT-LC-14 2 NNW Helena reported 6 inches of snowfall.

Wider weather episode

A Pacific weather system arrived from the west and ushered in an unsettled weather pattern that persisted through mid-week. Strong wind occurred along the Rocky Mountain Front and portions of Central and Southwest Montana. Heavy snow also developed along the immediate eastern slopes of the Continental Divide and the southwestern mountains.

Source: NOAA Storm Events Database, event_id 1084035. Narrative written by the NWS forecast office that issued the report.