Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Provo Municipal Airport (KPVU)

Lat: 40.2239°NLon: 111.7253°WElev: 4495.0ft.

Partly Cloudy

72°F

22°C

Humidity 35%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Sep 06:00 PM MDT
Extended Forecast for

4 Miles SW Lehi UT

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 3am.  Mostly cloudy, with a low around 57. Light and variable wind becoming north northwest around 5 mph after midnight.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 9am.  Mostly cloudy, with a high near 76. Light and variable wind becoming east southeast 5 to 8 mph in the morning.  Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. North wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 10 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 57. Light and variable wind becoming north northwest around 5 mph after midnight.
Tuesday
A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 76. Light and variable wind becoming east southeast 5 to 8 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 53. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 78. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 55. North wind around 6 mph becoming calm after midnight.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Lehi UT
 40.35°N 111.89°W (Elev. 4485 ft)
12:31 pm MDT Sep 21, 2026
6pm MDT Sep 21, 2026-6pm MDT Sep 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database