Winter Storm Warning Issued for Helena Valley and Surrounding Montana Mountains
NWS Great Falls MT has issued a Winter Storm Warning for Helena Valley and nearby mountain ranges, with up to 18 inches of snow and 35 mph wind gusts expected through Saturday.
Alert Details
A Winter Storm Warning has been issued by the National Weather Service in Great Falls, MT. The alert is effective starting Thursday evening and remains in place through Saturday afternoon.
Affected Areas
The warning covers the following geographic regions in Montana:
- Helena Valley
- Big Belt, Bridger, and Castle Mountains
- Meagher County Valleys
- Elkhorn and Boulder Mountains
What You Should Do
Residents and travelers are advised to monitor the latest forecasts for updates on the situation. Travel could be very difficult, and tire chains may be required for some vehicles. Those planning to be in the backcountry should ensure they are fully prepared for dangerous conditions.
Expected Conditions
Periods of moderate to heavy snow are expected throughout the warning period. Total snow accumulations are forecast to be between 8 and 12 inches, with up to 18 inches possible at the highest elevations. Additionally, winds are expected to gust as high as 35 mph.
Timeline
The Winter Storm Warning is in effect from 6:00 PM MDT this evening, Thursday, March 12, until 6:00 PM MDT Saturday, March 14. The hazardous conditions are expected to impact the Thursday evening and Friday morning commutes.
Source: NOAA Official Notice
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