Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

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

Overcast

72°F

22°C

Humidity 60%
Wind Speed NNW 5 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 23 Aug 12:35 AM MDT
Extended Forecast for

Riverton UT

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms before 3am.  Mostly cloudy, with a low around 68. North wind around 5 mph becoming south.

    Low: 68 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94. South wind 5 to 8 mph becoming north northwest in the afternoon.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 65. East wind 5 to 7 mph becoming west southwest after midnight.

    Low: 65 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 93. South wind 6 to 8 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 64. Northwest wind around 6 mph becoming southeast in the evening.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 68. North wind around 5 mph becoming south.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94. South wind 5 to 8 mph becoming north northwest in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 65. East wind 5 to 7 mph becoming west southwest after midnight.
Monday
Sunny, with a high near 93. South wind 6 to 8 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 64. Northwest wind around 6 mph becoming southeast in the evening.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 95.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 66.
Thursday
Sunny, with a high near 95.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 94.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.95°W (Elev. 4544 ft)
12:31 am MDT Aug 23, 2026
12am MDT Aug 23, 2026-6pm MDT Aug 29, 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