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

82°F

28°C

Humidity 32%
Wind Speed S 5 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 19 Aug 09:55 AM MDT
Extended Forecast for

Riverton UT

  • Today

    Today: Mostly sunny, with a high near 97. Light and variable wind becoming north around 6 mph in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 70. North wind 5 to 7 mph becoming light and variable.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 100. South wind 6 to 10 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Light and variable wind becoming southeast 5 to 8 mph in the evening.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 98. South southeast wind 5 to 9 mph.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 92. Chance of precipitation is 40%.

    High: 92 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 97. Light and variable wind becoming north around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 70. North wind 5 to 7 mph becoming light and variable.
Thursday
Mostly sunny and hot, with a high near 100. South wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 72. Light and variable wind becoming southeast 5 to 8 mph in the evening.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 98. South southeast wind 5 to 9 mph.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 92. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 65.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 64.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.95°W (Elev. 4544 ft)
Last Update:
12:31 am MDT Aug 19, 2026
Forecast Valid:
10am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation