44°31'N / 109°3'V / Høyde 1522 m / 18:30 02.04.2026, America/Denver (UTC-6)
fra: 02.04.2026, 11:16
til: 03.04.2026, 07:30
* WHAT...Heavy snow. Total snow accumulations between 12 and 18 inches and up to 24 inches along the western slopes of the Tetons. 6 to 10 inches of total snow accumulation is expected in Yellowstone National Park, with amounts up to 18 inches along higher elevations across southern portions of the park. The Mammoth area will see 1 to 3 inches. Winds could gust as high as 45 mph. * WHERE...Teton and Gros Ventre Mountains and Yellowstone National Park. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Travel could be very difficult, including over Teton Pass and Togwotee Pass.
Park
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
02.04.2026, 11:16
fra: 02.04.2026, 11:16
til: 03.04.2026, 07:30
* WHAT...Snow. Total snow accumulations between 6 and 12 inches along higher terrain. Winds gusting as high as 55 mph. * WHERE...Absaroka Mountains. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Travel could be very difficult.
ParkSlow 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 WY02.04.2026, 11:16fra: 02.04.2026, 23:00
til: 03.04.2026, 07:30
* WHAT...Snow expected. Total snow accumulations between 2 and 6 inches, with the higher amounts along the foothills of the Bighorn Mountains from Shell to Ten Sleep to Big Trails. Northwest winds gusting as high as 35 to 40 mph. * WHERE...Southeast Bighorn Basin and North Bighorn Basin. * WHEN...From 11 PM this evening to noon MDT Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be difficult.
ParkSlow 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 WY02.04.2026, 11:16