winterstormwarning.com

Blizzard Warning, South Dakota

Severe

Gusts up to 60 mph. Roads, and especially bridges and overpasses, will likely become slick and hazardous.

Ended Thursday, December 18, 2025.

Issued
Expires
Updated

Places in this warning

How much

Wind gusts
Up to 60 mph

Map

Map of South Dakota with this warning The Blizzard Warning covers Sisseton, Webster, Britton. SissetonWebsterBrittonAgency VillageNORTH DAKOTASOUTH DAKOTAMINNESOTA20 mi SissetonWebsterBrittonAgency VillageNORTH DAKOTASOUTH DAKOTAMINNESOTA20 mi SissetonWebsterBrittonNORTH DAKOTASOUTH DAKOTAMINNESOTA20 mi SissetonWebsterBrittonNORTH DAKOTASOUTH DAKOTA25 mi
  • This warning
  • Interstates
  • US highways
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 less than one inch. Winds gusting as high as 60 mph.
Where
Day, Marshall, and Roberts Counties.
When
Until 6 in the evening this evening.
Impacts
Roads, and especially bridges and overpasses, will likely become slick and hazardous. Visibilities may drop below 1/4 mile due to falling and blowing snow. Whiteout conditions are expected and will make travel treacherous and potentially life-threatening. Plan on slippery road conditions. Ground blizzards create whiteout conditions that make travel extremely dangerous or impossible. The hazardous conditions could impact the Thursday evening commute. Strong winds could cause tree damage.

Updates

  1. Allowed to end on time. December 18, 2025
  2. Reissued with no change to the times or amounts. December 18, 2025
  3. Reissued with no change to the times or amounts. December 18, 2025
  4. Extended to Thursday, 6 in the evening. December 18, 2025
  5. Reissued with no change to the times or amounts. December 18, 2025
  6. Reissued with no change to the times or amounts. December 18, 2025
  7. Reissued with no change to the times or amounts. December 18, 2025
  8. Replaces the Winter Weather Advisory. December 18, 2025