< Winter Storm Warning Wyoming | Effective 04/03/2026 14:55

Winter Storm Warning Wyoming | Effective 04/03/2026 14:55

Headline: 
Winter Storm Warning issued April 3 at 3:55PM MDT until April 3 at 6:00PM MDT by NWS Riverton WY
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
April 3, 2026 - 2:55pm
Expires: 
April 3, 2026 - 5:00pm
Description: 
* WHAT...Additional snow accumulations up to 3 inches for higher terrain across the southern and northern Bighorns. Additional accumulations of 1 to 2 inches along Powder River Pass. Winds gusting as high as 55 mph. * WHERE...Bighorn Mountains Southeast and Bighorn Mountains West. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be very difficult, including over Granite Pass and Powder River Pass.
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