The Work Week will Begin with Unsettled Weather from the Southern Plains to the Great Lakes

Unsettled weather is forecast to continue through the first half of the work week from the Southern Plains to the Great Lakes as a frontal system moves through. Isolated to scattered severe thunderstorms and flash flooding will be possible each day. Meanwhile, scattered showers and thunderstorms are expected across the Southwest and California, with isolated flash flooding possible. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

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

Partly Cloudy

70°F

21°C

Humidity 49%
Wind Speed NNW 20 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 Sep 08:55 PM MDT
Extended Forecast for

Riverton UTSimilar City Names

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then a slight chance of showers and thunderstorms after 3am.  Mostly cloudy, with a low around 56. Light and variable wind.  Chance of precipitation is 70%.

    Low: 56 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly before noon.  Mostly sunny, with a high near 71. Light west northwest wind becoming north northwest 5 to 10 mph in the morning.

    High: 71 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. North northwest wind 5 to 10 mph becoming light north  after midnight.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. North wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 70%.
Monday
A 50 percent chance of showers and thunderstorms, mainly before noon. Mostly sunny, with a high near 71. Light west northwest wind becoming north northwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 48. North northwest wind 5 to 10 mph becoming light north after midnight.
Tuesday
Sunny, with a high near 73. Calm wind becoming north northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 51. North wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 59.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton UTSimilar City Names
 40.53°N 111.95°W (Elev. 4544 ft)
3:06 pm MDT Sep 21, 2025
9pm MDT Sep 21, 2025-6pm MDT Sep 28, 2025
 
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Additional Resources

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