Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

South Valley Regional Airport (KSVR)

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

Clear

99°F

37°C

Humidity 17%
Wind Speed SSE 16 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 26 Jul 12:15 PM MDT
Extended Forecast for

Riverton UT

Heat Advisory July 26, 12:37pm until July 28, 12:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 26, 12:37pm until July 28, 12:00am

    NOW until 12:00am Tue

    Heat Advisory

  • This Afternoon

    High: 103 °F

    Hot

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 77. Southwest wind 5 to 9 mph becoming south southeast in the evening.

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 101. South southeast wind 7 to 13 mph becoming west southwest in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. Northwest wind 5 to 7 mph becoming light and variable.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 100. South southeast wind 6 to 9 mph becoming southwest in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 103. South southeast wind 7 to 9 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 77. Southwest wind 5 to 9 mph becoming south southeast in the evening.
Monday
Mostly sunny and hot, with a high near 101. South southeast wind 7 to 13 mph becoming west southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 74. Northwest wind 5 to 7 mph becoming light and variable.
Tuesday
Mostly sunny and hot, with a high near 100. South southeast wind 6 to 9 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny and hot, with a high near 100.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
Sunny and hot, with a high near 101.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 104.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.92°W (Elev. 4390 ft)
12:31 pm MDT Jul 26, 2026
12pm MDT Jul 26, 2026-6pm MDT Aug 1, 2026
 
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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