< 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. Additional snow accumulations between 1 and 4 inches, with locally higher amounts are possible around Hudson and Fort Washakie. Winds gusting as high as 45 mph. * WHERE...Upper Wind River Basin and Wind River Basin. * 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. Where heavy snow occurs, it is possible for tree limbs to break, as many trees have leafed out.
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: 
Upper Wind River Basin; Wind River Basin
Forcast Office: 
NWS Riverton WY