Montana Winter Weather Advisory | Effective 04/22/2026 22:43

Headline: 
Winter Weather Advisory issued April 22 at 11:43PM MDT until April 24 at 12:00PM MDT by NWS Great Falls MT
Event: 
Winter Weather Advisory
Urgency: 
Expected
Effective: 
April 22, 2026 - 10:43pm
Expires: 
April 23, 2026 - 5:00pm
Description: 
* WHAT...Snow. Additional snow accumulations up to 4 inches at lower elevations and 8 inches in the mountains. Winds gusting as high as 40 mph. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...Until noon MDT Friday. * 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. The hazardous conditions could impact the Thursday morning and evening commutes. * ADDITIONAL DETAILS...Snow levels will gradually fall to lower elevations through the night and early Thursday morning.
Instruction: 
Slow down and use caution while traveling. 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: 
Southern Rocky Mountain Front; Upper Blackfoot and MacDonald Pass; Gates of the Mountains; Helena Valley; Elkhorn and Boulder Mountains; Northwest Beaverhead County; Ruby Mountains and Southern Beaverhead Mountains
Forcast Office: 
NWS Great Falls MT