National Weather Service United States Department of Commerce
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Last Map Update: Sun, Oct 11, 2026 at 1:20:28 pm MDT

Snow is expected Today through Monday for the higher hills, foothills, and mountains west of a Roundup to Billings line. Snow will be heavy and wet in nature. If you have travel plans west of Billings be prepared for winter travel conditions, and those going to the high country should be prepared for severe winter conditions.
Widespread precipitation is forecast through Monday. The heaviest precipitation will be over SC Montana. Precipitation will be mainly snow above 5000 feet, with a mix of rain changing to or mixing with /snow down to 3500 feet.
Cold and wet conditions Today and Monday. Temperatures will trend toward more seasonal levels mid week. Overnight temperatures are forecast in the 20s and 30s through the week ahead with Frost and Freeze potential likely in most areas. Protect any tender vegetation.

 

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