Winter Weather Advisory in West Glacier Region

Winter Weather Advisory issued December 5 at 4:02PM MST until December 6 at 5:00PM MST by NWS Missoula MT

• Event Start: 2025-12-05T17:00:00-07:00
• Event End: 2025-12-06T17:00:00-07:00
• Event Certainty: Likely
• Event Severity: Moderate

Event Description

• WHAT: Snow expected. There is a likelihood of moderate to isolated major winter weather impacts. Total snow accumulations 1 to 3 inches in the valleys and 5 to 8 inches in the higher terrain including Marias Pass.
• WHERE: Essex, Marias Pass, Polebridge, Highway 83 Bigfork to Swan Lake, Glacier National Park, and Bad Rock Canyon.
• WHEN: Until 5 PM MST Saturday.
• IMPACTS: For MODERATE winter weather impacts, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur. For MAJOR winter weather impacts, expect considerable disruptions to normal activities. Dangerous or impossible traveling conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Friday evening commute, especially over higher passes.

Event Instructions

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.