Heavy Snow in Petroleum, Montana
Heavy Snow December 11, 2025 – December 13, 2025 · Petroleum, Montana
What the National Weather Service wrote
Snowfall was nearly continuous from Thursday (December 11th) until 6 AM Saturday (December 13th). Snowfall measurements Saturday morning ranged from 10 to 12 inches in central Petroleum county.
The wider storm
A strong low pressure system moved southeast through the region beginning on Friday December 12th, spreading heavy snow across portions of northeast Montana.
Source: NOAA Storm Events Database, event 1297346. Narratives are written by the National Weather Service forecast office that issued the report.
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