winterstormwarning.com

Winter Weather Advisory, Idaho

Moderate

Another up to 3 inches of snow, gusts up to 45 mph. Plan on slippery road conditions.

Ended Saturday, December 20, 2025.

Issued
Expires
Updated

Places in this advisory

How much

Snow across the area
Another up to 3 inches
Wind gusts
Up to 45 mph

Map

Map of Idaho with this advisory The Winter Weather Advisory covers Victor, Irwin, Swan Valley. I-15I-84I-86US 26US 20VictorIrwinIsland ParkWarm RiverWYOMINGIDAHOUTAHMONTANA50 mi I-15I-84US 26US 20VictorIrwinIsland ParkWYOMINGIDAHOUTAHMONTANA50 mi I-15I-84US 20VictorIrwinWYOMINGIDAHOUTAHMONTANA100 mi I-15I-84VictorIrwinWYOMINGIDAHOMONTANA100 mi
  • This advisory
  • 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
Snow. Additional snow accumulations up to 3 inches. Winds gusting as high as 45 mph.
Where
Big Hole Mountains, Centennial Mountains - Island Park, Bear River Range, and Caribou Range.
When
Until 5 in the morning Saturday.
Impacts
Plan on slippery road conditions. Gusty winds could bring down tree branches. Blowing snow could result in reduced visibility.

Updates

  1. Cancelled by the National Weather Service. December 20, 2025
  2. Snow totals lowered from 3 to 8 inches to up to 3 inches. December 19, 2025
  3. Snow totals raised from up to 7 inches to 3 to 8 inches. December 19, 2025
  4. Snow totals lowered from 5 to 9 inches to up to 7 inches. December 19, 2025
  5. Reissued with no change to the times or amounts. December 18, 2025
  6. Winter Weather Advisory issued for Thursday morning through Saturday morning. December 17, 2025