Headline:
Winter Weather Advisory issued March 12 at 1:37AM MDT until March 13 at 12:00AM MDT by NWS Riverton WY
Event:
Winter Weather Advisory
Urgency:
Expected
Effective:
March 12, 2026 - 12:37am
Expires:
March 12, 2026 - 5:00pm
Description:
* WHAT...Snow expected. Total snow accumulations 1 to 4 inches
across most higher elevations, and accumulations 6 to 11 inches
over the Pitchstone Plateau. Up to 1 inch near Mammoth. 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