Winter Weather Advisory in Upper Blackfoot and MacDonald Pass

Winter Weather Advisory issued December 5 at 5:18PM MST until December 6 at 11:00AM MST by NWS Great Falls MT

• Event Start: 2025-12-05T17:18:00-07:00
• Event End: 2025-12-06T11:00:00-07:00
• Event Certainty: Likely
• Event Severity: Moderate

Event Description

• WHAT: Snow expected. Total snow accumulations between 3 and 7 inches, with higher amounts above pass level. Winds gusting as high as 45 mph.
• WHERE: Upper Blackfoot and MacDonald Pass.
• WHEN: Until 11 AM MST Saturday.
• IMPACTS: Travel could be very difficult. Blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches.

Event Instructions

Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website.