Extreme Cold/Wind Chill — West Glacier Region, Montana

2023-02-22 to 2023-02-23 · West Glacier Region, Montana

Event narrative

Across the West Glacier Region, the wind chills ranged from -30 to -45F between West Glacier and Marias Pass, in the -15 to -20F range between Columbia Falls and West Glacier and -50 to -60F in the mountains.

Wider weather episode

An arctic airmass combined with a strong wind gradient brought bitterly cold wind chills of 20 to 50 below zero to portions of western Montana.

Source: NOAA Storm Events Database, event_id 1081708. Narrative written by the NWS forecast office that issued the report.