< Winter Storm Warning Montana | Effective 03/13/2026 19:31

Winter Storm Warning Montana | Effective 03/13/2026 19:31

Headline: 
Winter Storm Warning issued March 13 at 8:31PM MDT until March 14 at 6:00PM MDT by NWS Great Falls MT
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
March 13, 2026 - 7:31pm
Expires: 
March 14, 2026 - 5:15am
Description: 
* WHAT...Heavy snow. Additional snow accumulations of 6 to 12 inches near the Chief Joseph and Big Hole Pass areas. Winds gusting as high as 65 mph on Saturday. * WHERE...Northwest Beaverhead County. * WHEN...Until 6 PM MDT Saturday. * IMPACTS...Plan for snowpacked and slippery mountain passes. Snow and blowing snow may significantly reduce visibility at times on Saturday. Tire chains may be required for some vehicles if traveling through mountain passes. * ADDITIONAL DETAILS...A cold front will bring gusty west to northwesterly winds and falling temperatures on Saturday. Any wet pavement surfaces will freeze and become icy.
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: 
Northwest Beaverhead County
Forcast Office: 
NWS Great Falls MT