< Winter Storm Warning Montana | Effective 03/13/2026 12:26

Winter Storm Warning Montana | Effective 03/13/2026 12:26

Headline: 
Winter Storm Warning issued March 13 at 1:26PM MDT until March 14 at 6:00PM MDT by NWS Great Falls MT
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
March 13, 2026 - 12:26pm
Expires: 
March 14, 2026 - 3:30am
Description: 
* WHAT...Heavy snow. Additional snow accumulations between 10 and 20 inches, with higher amounts to 30 inches in the back country. Winds gusting as high as 45 mph. * WHERE...The Continental Divide along the Rocky Mountain Front, and Upper Blackfoot and MacDonald Pass. * WHEN...Until 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. Gusty winds could bring down tree branches.
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.
Area Description: 
East Glacier Park Region; Southern Rocky Mountain Front; Upper Blackfoot and MacDonald Pass
Forcast Office: 
NWS Great Falls MT