Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

Lat: 43.06219°NLon: 108.44701°WElev: 5443.0ft.

Clear

55°F

13°C

Humidity 35%
Wind Speed SSW 3 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 09 Dec 01:20 PM MST
Extended Forecast for

8 Miles NE Riverton WY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 54. West southwest wind 10 to 13 mph becoming northwest. Winds could gust as high as 20 mph.

    High: 54 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. West wind 6 to 10 mph becoming east after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52. West southwest wind 6 to 10 mph.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. South southwest wind around 10 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. South southwest wind around 9 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Southwest wind 6 to 9 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54. Southwest wind 5 to 8 mph.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 54. West southwest wind 10 to 13 mph becoming northwest. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 29. West wind 6 to 10 mph becoming east after midnight.
Wednesday
Partly sunny, with a high near 52. West southwest wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 31. South southwest wind around 10 mph.
Thursday
Mostly sunny, with a high near 56. South southwest wind around 9 mph.
Thursday Night
Partly cloudy, with a low around 30. Southwest wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 54. Southwest wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Riverton WY
 43.09°N 108.27°W (Elev. 4833 ft)
12:47 pm MST Dec 9, 2025
1pm MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database