Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

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

Clear

99°F

37°C

Humidity 14%
Wind Speed NNE 6 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 20 Aug 06:55 PM MDT
Extended Forecast for

2 Miles WSW Cottonwood Heights UT

Heat Advisory until August 22, 07:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 22, 07:00am

    NOW until 7:00am Sat

    Heat Advisory

  • Tonight

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny and hot, with a high near 100. South southeast wind 5 to 7 mph becoming west southwest in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. South southeast wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 95. Calm wind becoming south southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. South southwest wind around 5 mph becoming light and variable  after midnight.  Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 74. Light and variable wind becoming south southeast around 6 mph in the evening.
Friday
Mostly sunny and hot, with a high near 100. South southeast wind 5 to 7 mph becoming west southwest in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%.
Saturday
A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 95. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southwest wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Sunday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 93.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Cottonwood Heights UT
 40.62°N 111.85°W (Elev. 4485 ft)
12:31 pm MDT Aug 20, 2026
7pm MDT Aug 20, 2026-6pm MDT Aug 27, 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