winterstormwarning.com

Winter Storm Warning, Iowa

Severe

Gusts up to 40 mph. Plan on slippery to hazardous road conditions.

Ended Monday, December 29, 2025.

Replaced by the Blizzard Warning on Sunday, December 28, 8:27 in the morning.

Issued
Expires
Updated

Places in this warning

How much

Wind gusts
Up to 40 mph Blowing snow on open roads

Map

Map of Iowa with this warning The Winter Storm Warning covers Decorah, Waukon, Postville. DecorahWaukonPostvilleCalmarLansingIOWAMINNESOTAWISCONSIN10 mi DecorahWaukonPostvilleCalmarIOWAMINNESOTAWISCONSIN10 mi DecorahWaukonPostvilleIOWAMINNESOTAWISCONSIN20 mi DecorahPostvilleIOWAMINNESOTAWISCONSIN20 mi
  • This warning
  • 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
Drifting and blowing snow from wind gusts near 40 mph. Additional snow accumulations up to an inch.
Where
Portions of northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin.
When
Until noon CST today.
Impacts
Plan on slippery to hazardous road conditions. The hazardous conditions could impact the morning commute.

Updates

  1. Cancelled by the National Weather Service. December 29, 2025
  2. Reissued with no change to the times or amounts. December 29, 2025
  3. Snow totals lowered from 4 to 7 inches to 1 to 3 inches. December 29, 2025
  4. Reissued with no change to the times or amounts. December 28, 2025
  5. Area expanded. December 28, 2025
  6. Replaces the Winter Weather Advisory. December 28, 2025