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Winter Storm in Central and Southern Valley, Montana
Winter Storm November 27, 2025 – November 29, 2025 · Central and Southern Valley, Montana
What the National Weather Service wrote
Snowfall began roughly at 10:00 AM on November 27th in the southwest portion of the zone, then spread northeast, reaching the Glasgow area about 2:30 AM on November 28th. Snow ended roughly 1:00 AM to 3:00 AM on November 29th. While snowfall reports around 4 inches were more common along US Highway 2, a co-op observer in far southwestern Valley County report 6.5 inches of snowfall.
The wider storm
This cold arctic snowstorm from the Canadian Rockies spread heavy snow through central and eastern Montana through the Thanksgiving holiday period.
Source: NOAA Storm Events Database, event 1296144. Narratives are written by the National Weather Service forecast office that issued the report.
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