Headline:
Winter Storm Warning issued May 18 at 10:42AM MDT until May 18 at 6:00PM MDT by NWS Riverton WY
Event:
Winter Storm Warning
Urgency:
Expected
Effective:
May 18, 2026 - 9:42am
Expires:
May 18, 2026 - 5:00pm
Description:
* WHAT...Heavy snow. Additional snow accumulations up to 2 inches,
with 4 to 6 inches at the highest elevations. Winds gusting as
high as 40 mph.
* WHERE...Wind River Mountains East.
* WHEN...Until 6 PM MDT this evening.
* IMPACTS...Travel will be very difficult, especially over South
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:
Wind River Mountains East
Forcast Office:
NWS Riverton WY