winterstormwarning.com

Winter Weather Advisory, Wyoming

Moderate

Snow and blowing snow. Expect wintry travel conditions over mountain passes, including Granite and Powder River Pass.

Ended Saturday, March 14, 2026.

Issued
Expires
Updated

Places in this advisory

Map

Map of Wyoming with this advisory The Winter Weather Advisory covers Wilson, Teton Village, Alta. I-90I-25I-15US 87US 14WilsonAltaMammothWYOMINGIDAHOMONTANA50 mi I-90I-25I-15US 87WilsonAltaMammothWYOMINGIDAHOMONTANA50 mi I-90I-25US 14WilsonAltaWYOMINGIDAHOMONTANA50 mi I-90I-25WilsonWYOMINGMONTANA100 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 and blowing snow. Total accumulations of 5 to 10 inches over Powder River and Granite Passes, and up to 12 inches over the highest terrain. Winds gusting 45 to 60 mph.
Where
Bighorn Mountains Southeast and Bighorn Mountains West.
When
Until 11 at night this evening.
Impacts
Expect wintry travel conditions over mountain passes, including Granite and Powder River Pass.

Updates

  1. Allowed to end on time. March 14, 2026
  2. Reissued with no change to the times or amounts. March 14, 2026
  3. Reissued with no change to the times or amounts. March 14, 2026
  4. Replaces the Winter Storm Watch. March 13, 2026