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

Nephi Municipal Airport (KU14)

Lat: 39.7386°NLon: 111.8722°WElev: 5022.0ft.

Clear

75°F

24°C

Humidity 31%
Wind Speed S 12 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Aug 03:55 AM MDT
Extended Forecast for

10 Miles NNE Leamington UT

Heat Advisory August 21, 04:18am until August 21, 07:00am
Click here for hazard details and duration
...
  •  
    Heat Advisory August 21, 04:18am until August 21, 07:00am

    NOW until 7:00am Fri

    Heat Advisory

  • Today

    High: 93 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before midnight.  Mostly cloudy, with a low around 65. South southeast wind 6 to 11 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 91. East southeast wind 8 to 13 mph becoming west southwest in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Isolated showers and thunderstorms before midnight.  Partly cloudy, with a low around 66. Southwest wind 6 to 11 mph becoming east southeast after midnight.  Chance of precipitation is 10%.

    Low: 66 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 91. East southeast wind 7 to 14 mph becoming west southwest in the afternoon.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 93. South southeast wind 7 to 11 mph becoming west in the afternoon. Chance of precipitation is 40%.
Tonight
Isolated showers and thunderstorms before midnight. Mostly cloudy, with a low around 65. South southeast wind 6 to 11 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 91. East southeast wind 8 to 13 mph becoming west southwest in the afternoon.
Saturday Night
Isolated showers and thunderstorms before midnight. Partly cloudy, with a low around 66. Southwest wind 6 to 11 mph becoming east southeast after midnight. Chance of precipitation is 10%.
Sunday
Sunny, with a high near 91. East southeast wind 7 to 14 mph becoming west southwest in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 89.
Monday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Leamington UT
 39.66°N 112.21°W (Elev. 5719 ft)
12:31 am MDT Aug 21, 2026
4am MDT Aug 21, 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