Extreme Cold/Wind Chill in Gallatin Valley, Montana

Extreme Cold/Wind Chill January 20, 2025 · Gallatin Valley, Montana

What the National Weather Service wrote

ASOS station KBZN Bozeman Airport measured wind chill down to -41F.

The wider storm

Northerly surface winds in place combined with a northwesterly flow aloft east of an upper level ridge promoted the combination of cold temperatures and breezy winds across portions of the region. The combination allowed for wind chills to dip below 35 below in many locations.

Source: NOAA Storm Events Database, event 1237624. Narratives are written by the National Weather Service forecast office that issued the report.

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