< Wyoming Winter Weather Advisory | Effective 05/18/2026 02:14

Wyoming Winter Weather Advisory | Effective 05/18/2026 02:14

Headline: 
Winter Weather Advisory issued May 18 at 3:14AM MDT until May 18 at 6:00PM MDT by NWS Riverton WY
Event: 
Winter Weather Advisory
Urgency: 
Expected
Effective: 
May 18, 2026 - 2:14am
Expires: 
May 18, 2026 - 5:00pm
Description: 
* WHAT...Snow expected. Total snow accumulations up to 2 inches. Winds gusting as high as 50 mph. * WHERE...Southwest Bighorn Basin and Cody Foothills. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult due to a combination of snow and wind. The hazardous conditions could impact the Monday morning commute. * ADDITIONAL DETAILS...There is potential for a steep gradient in snow totals along the mountains, with snow totals quickly going from around 1 inch to 4 inches or more.
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: 
Cody Foothills; Southwest Bighorn Basin
Forcast Office: 
NWS Riverton WY