< Winter Storm Warning Montana | Effective 03/11/2026 23:46

Winter Storm Warning Montana | Effective 03/11/2026 23:46

Headline: 
Winter Storm Warning issued March 12 at 12:46AM MDT until March 14 at 6:00PM MDT by NWS Great Falls MT
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
March 11, 2026 - 11:46pm
Expires: 
March 12, 2026 - 5:00pm
Description: 
* WHAT...Heavy snow expected. Total snow accumulations between 1 and 3 feet. Winds gusting as high as 65 to 85 mph on Thursday. * WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains. * WHEN...From 6 AM this morning to 6 PM MDT Saturday. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...This will be a mult-day snowfall, with lulls in the snow at times.
Instruction: 
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock.
Area Description: 
Little Belt and Highwood Mountains; Snowy and Judith Mountains
Forcast Office: 
NWS Great Falls MT