41°35'N / 109°13'V / Altitudine 1911 m / 13:13 18.05.2026, America/Denver (UTC-6)
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* WHAT...Heavy snow. Additional snow accumulations 1 to 5 inches. Winds gusting as high as 50 mph. * WHERE...Green Mountains and Rattlesnake Range. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel will be difficult due to a combination of wind and falling snow.
Sweetwater
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 .
NWS Riverton WY
18.05.2026, 10:42de la: 18.05.2026, 10:42
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* WHAT...Heavy snow expected. Additional snow accumulations between 1 and 3 inches. Lower amounts up to 1 inch in the Rock Springs area. Winds gusting as high as 60 mph. * WHERE...East Sweetwater County. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel will be very difficult, especially along Interstate 80 due to the crosswind component.
SweetwaterIf 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 .NWS Riverton WY18.05.2026, 10:42
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* WHAT...Snow expected. Total snow accumulations up to 2 inches. Winds gusting as high as 45 mph. * WHERE...Upper Green River Basin. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult due to a combination of wind and falling snow.
SweetwaterSlow 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 .NWS Riverton WY18.05.2026, 10:42de la: 18.05.2026, 10:42
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* WHAT...Snow expected. Additional snow accumulations up to 1 inch. Winds gusting as high as 55 mph. * WHERE...Flaming Gorge and Rock Springs and Green River. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult, especially along Interstate 80. The hazardous conditions could impact the Monday evening commute.
Rock Springs and Green River,SweetwaterSlow 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 .NWS Riverton WY18.05.2026, 10:42