Extreme Cold/Wind Chill — Gallatin and Madison County Mountains and Centennial Mountains, Montana

2025-02-12 to 2025-02-13 · Gallatin and Madison County Mountains and Centennial Mountains, Montana

Event narrative

RAWS sensor YLWM8 Yellow Mule RAWS measured a wind chill of -35F near the Big Sky area.

Wider weather episode

A cyclonic flow aloft, with several embedded shortwaves passing through it, allowed for several pushes of bitterly cold air to filter into the region from Canada in the early to mid February timeframe.

Source: NOAA Storm Events Database, event_id 1246437. Narrative written by the NWS forecast office that issued the report.