National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

Lat: 40.6196°NLon: 111.99016°WElev: 4596.0ft.

haze

41°F

5°C

Humidity 56%
Wind Speed N 6 MPH
Barometer 30.54 in (1034.2 mb)
Dewpoint 26°F (-3°C)
Visibility 6.00 mi
Wind Chill37°F (3°C)
Last update 12 Jan 03:35 PM MST
Extended Forecast for

Riverton UT

  • Tonight

    Tonight: Widespread haze. Partly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Haze

  • Tuesday

    Tuesday: Widespread haze. Mostly sunny, with a high near 44. Light and variable wind.

    High: 44 °F

    Haze

  • Tuesday Night

    Tuesday Night: Widespread haze. Partly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze. Sunny, with a high near 43. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 43 °F

    Haze

  • Wednesday Night

    Wednesday Night: Widespread haze. Mostly clear, with a low around 27. Light and variable wind.

    Low: 27 °F

    Haze

  • Thursday

    Thursday: Widespread haze. Sunny, with a high near 45.

    High: 45 °F

    Haze

  • Thursday Night

    Thursday Night: Widespread haze. Mostly clear, with a low around 24.

    Low: 24 °F

    Haze

  • Friday

    Friday: Widespread haze. Sunny, with a high near 45.

    High: 45 °F

    Haze

  • Friday Night

    Friday Night: Widespread haze before 11pm. Mostly clear, with a low around 26.

    Low: 26 °F

    Haze then
    Mostly Clear

Detailed Forecast

Tonight
Widespread haze. Partly cloudy, with a low around 25. Light and variable wind.
Tuesday
Widespread haze. Mostly sunny, with a high near 44. Light and variable wind.
Tuesday Night
Widespread haze. Partly cloudy, with a low around 25. Light and variable wind.
Wednesday
Widespread haze. Sunny, with a high near 43. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Widespread haze. Mostly clear, with a low around 27. Light and variable wind.
Thursday
Widespread haze. Sunny, with a high near 45.
Thursday Night
Widespread haze. Mostly clear, with a low around 24.
Friday
Widespread haze. Sunny, with a high near 45.
Friday Night
Widespread haze before 11pm. Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 47.
Saturday Night
Clear, with a low around 28.
Sunday
Sunny, with a high near 49.
Sunday Night
Clear, with a low around 28.
M.L.King Day
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.95°W (Elev. 4544 ft)
Last Update:
2:08 pm MST Jan 12, 2026
Forecast Valid:
3pm MST Jan 12, 2026-6pm MST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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