Headline:
Winter Storm Watch issued March 13 at 2:12AM MDT until March 15 at 6:00AM MDT by NWS Riverton WY
Event:
Winter Storm Watch
Urgency:
Future
Effective:
March 13, 2026 - 1:12am
Expires:
March 13, 2026 - 4:15pm
Description:
* WHAT...Heavy snow possible. Total snow accumulations between 8 and
12 inches possible on the northern end of the mountains.
Accumulations of 3 to 6 inches possible along Powder River Pass.
Winds could gust as high as 55 mph.
* WHERE...Bighorn Mountains Southeast and Bighorn Mountains West.
* WHEN...From Saturday morning through late Saturday night.
* IMPACTS...Travel could be difficult over Powder River Pass and
Granite Pass.
Instruction:
Monitor the latest forecasts for updates on this situation.
Area Description:
Bighorn Mountains West; Bighorn Mountains Southeast
Forcast Office:
NWS Riverton WY