Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Nephi Municipal Airport (KU14)

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

Clear

63°F

17°C

Humidity 48%
Wind Speed S 6 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 26 Aug 07:55 AM MDT
Extended Forecast for

Nephi UT

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 65. West northwest wind around 7 mph becoming east in the evening.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 95. East wind 6 to 11 mph becoming west southwest in the afternoon.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. South southwest wind around 10 mph becoming east southeast in the evening.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 92. East southeast wind 7 to 15 mph becoming southwest in the afternoon.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 59.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 83.

    High: 83 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Tonight
Partly cloudy, with a low around 65. West northwest wind around 7 mph becoming east in the evening.
Thursday
Sunny, with a high near 95. East wind 6 to 11 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 66. South southwest wind around 10 mph becoming east southeast in the evening.
Friday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 92. East southeast wind 7 to 15 mph becoming southwest in the afternoon.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.
Saturday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 83.
Sunday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 58.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Nephi UT
 39.72°N 111.82°W (Elev. 5197 ft)
4:41 am MDT Aug 26, 2026
8am MDT Aug 26, 2026-6pm MDT Sep 1, 2026
 
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Additional Resources

Radar & Satellite Image

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