winterstormwarning.com

Blizzard Warning, Montana

Severe

Gusts up to 50 mph. Visibilities will drop below 1/4 mile due to falling and blowing snow.

Ended Thursday, December 18, 2025.

Issued
Expires
Updated

Places in this warning

How much

Wind gusts
Up to 50 mph

Map

Map of Montana with this warning The Blizzard Warning covers Sidney, Glendive, Glasgow. SidneyGlendiveGlasgowWolf PointNORTH DAKOTAMONTANA50 mi SidneyGlendiveGlasgowNORTH DAKOTAMONTANA50 mi SidneyGlendiveGlasgowMONTANA50 mi SidneyGlendiveGlasgowMONTANA100 mi
  • This warning
  • Interstates
  • US highways
  • US border
Alert area: National Weather Service. Borders and highways: U.S. Census Bureau. Lakes, rivers and other countries: Natural Earth. Open this area in OpenStreetMap

Details from the National Weather Service

What
Blizzard conditions. Additional snow accumulations up to two inches. Winds gusting as high as 50 mph.
Where
A portion of northeast Montana.
When
Until 6 in the morning early this morning.
Impacts
Visibilities will drop below 1/4 mile due to falling and blowing snow. Plan on slippery road conditions.

Updates

  1. Allowed to end on time. December 18, 2025
  2. Ended for part of the area. December 18, 2025
  3. Area expanded. Now also replaces the Winter Weather Advisory. December 18, 2025
  4. Reissued with no change to the times or amounts. December 17, 2025
  5. Reissued with no change to the times or amounts. December 17, 2025
  6. Area expanded. Now also replaces the Winter Weather Advisory. December 17, 2025
  7. Reissued with no change to the times or amounts. December 17, 2025
  8. Blizzard Warning issued for Wednesday afternoon through Thursday morning. December 17, 2025