Headline:
Winter Storm Warning issued March 12 at 1:36PM MDT until March 14 at 6:00PM MDT by NWS Great Falls MT
Event:
Winter Storm Warning
Urgency:
Expected
Effective:
March 12, 2026 - 12:36pm
Expires:
March 13, 2026 - 3:45am
Description:
* WHAT...Periods of moderate to heavy snow expected. Total snow
accumulations between 8 and 12 inches with up to 18 inches at the
highest elevations. Winds gusting as high as 35 mph.
* WHERE...Big Belt, Bridger and Castle Mountains, Elkhorn and
Boulder Mountains, Helena Valley, and Meagher County Valleys.
* WHEN...From 6 PM this evening 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. The hazardous
conditions could impact the Thursday evening and Friday morning
commutes.
Instruction:
Monitor the latest forecasts for updates on this situation.
Remember, a Winter Storm Watch means that there is at least a 50%
chance of impactful winter weather conditions during the watch
period.
Area Description:
Helena Valley; Big Belt, Bridger and Castle Mountains; Meagher County Valleys; Elkhorn and Boulder Mountains
Forcast Office:
NWS Great Falls MT
Sender: