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

South Valley Regional Airport (KSVR)

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

Clear

91°F

33°C

Humidity 10%
Wind Speed N 12 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 12 May 05:35 PM MDT
Extended Forecast for

Riverton UT

  • Tonight

    Tonight: Mostly clear, with a low around 64. North northwest wind 5 to 9 mph becoming south southeast after midnight.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 91. South southeast wind 14 to 16 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 54. South southeast wind 10 to 16 mph becoming north northwest after midnight. Winds could gust as high as 31 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. North northwest wind 6 to 10 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. North wind 5 to 9 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 64. North northwest wind 5 to 9 mph becoming south southeast after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 91. South southeast wind 14 to 16 mph.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 54. South southeast wind 10 to 16 mph becoming north northwest after midnight. Winds could gust as high as 31 mph.
Thursday
Sunny, with a high near 77. North northwest wind 6 to 10 mph.
Thursday Night
Clear, with a low around 50. North wind 5 to 9 mph becoming calm in the evening.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 54.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.92°W (Elev. 4390 ft)
Last Update:
12:31 pm MDT May 12, 2026
Forecast Valid:
5pm MDT May 12, 2026-6pm MDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation