< Winter Storm Warning Wyoming | Effective 04/01/2026 10:14

Winter Storm Warning Wyoming | Effective 04/01/2026 10:14

Headline: 
Winter Storm Warning issued April 1 at 11:14AM MDT until April 3 at 6:00PM MDT by NWS Riverton WY
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
April 1, 2026 - 10:14am
Expires: 
April 2, 2026 - 6:00am
Description: 
* WHAT...Heavy snow possible. Total snow accumulations between 12 and 20 inches possible, with the highest amounts on the western slopes of the northern Bighorns. Winds could gust as high as 45 mph. * WHERE...Bighorn Mountains Southeast and Bighorn Mountains West. * WHEN...From 6 PM Thursday to 6 PM MDT Friday. * IMPACTS...Travel could be very difficult, including over Granite and Powder River Passes.
Instruction: 
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. 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: 
Bighorn Mountains West; Bighorn Mountains Southeast
Forcast Office: 
NWS Riverton WY