First published 10/11/2026, 5:19:15 AM UTC · Last updated 10/11/2026, 5:19:15 AM UTC

Winter Storm Warning issued October 10 at 10:40PM MDT until October 12 at 9:00AM MDT by NWS Great Falls MT

A winter storm warning covers Gallatin Valley, with 4 to 8 inches of heavy, wet snow expected and hazardous conditions through Monday morning. Travel could be very difficult, and isolated power outages are possible.

Why it matters

The warning says snow and gusty winds could disrupt travel during the Monday morning commute.

Location

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 7/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 4/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 7/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Sources

Primary official sourceWinter Storm Warning issued October 10 at 10:40PM MDT until October 12 at 9:00AM MDT by NWS Great Falls MT

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