Winter Weather — West Glacier Region, Montana

2023-01-14 · West Glacier Region, Montana

Event narrative

Montana Department of Transportation road map showed a stretch of US-2 from West Glacier to Marias Pass with black ice from freezing rain that had fallen.

Wider weather episode

A warm front moved across the area, with valley cold pools in place. Cold ground temperatures, with warmer air aloft, led to freezing rain development.

Source: NOAA Storm Events Database, event_id 1074947. Narrative written by the NWS forecast office that issued the report.