< Winter Weather Advisory Idaho, Wyoming, Montana | Effective 03/12/2026 13:33

Winter Weather Advisory Idaho, Wyoming, Montana | Effective 03/12/2026 13:33

Headline: 
Winter Weather Advisory issued March 12 at 2:33PM MDT until March 13 at 12:00AM MDT by NWS Riverton WY
Event: 
Winter Weather Advisory
Urgency: 
Expected
Effective: 
March 12, 2026 - 1:33pm
Expires: 
March 12, 2026 - 11:00pm
Description: 
* WHAT...Snow. Additional snow accumulations of up to two inches, mainly above 9000 ft. Winds gusting as high as 60 mph. * WHERE...Yellowstone National Park. * WHEN...Until midnight MDT tonight. * IMPACTS...A combination of falling snow and strong winds will make travel difficult, especially in the backcountry.
Instruction: 
Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info .
Area Description: 
Yellowstone National Park
Forcast Office: 
NWS Riverton WY