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High Wind in Big Belt, Bridger and Castle Mountains, Montana

High Wind December 19, 2025 · Big Belt, Bridger and Castle Mountains, Montana

74 mph
Measured gust (64 kt)

What the National Weather Service wrote

A few sensors in this zone measured gusts of 58 mph or greater, including RAWS station TT838 Battle Ridge, and mesonet stations MTBZH Bozeman Pass (MT DOT) and MTBDC Bridger Canyon (MT DOT). The peak gust was 74 mph at Battle Ridge.

The wider storm

Surface low pressure gradually deepened in lee of terrain across Northern MT and Southern AB ahead of a shortwave approaching the region during the 18th. As mid level flow increased, strong winds developed, eventually spreading across most of the region heading into the 19th behind a cold front.

Source: NOAA Storm Events Database, event 1306451. Narratives are written by the National Weather Service forecast office that issued the report.

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