Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Provo Municipal Airport (KPVU)

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

haze

85°F

29°C

Humidity 32%
Wind Speed W 6 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Heat Index83°F (28°C)
Last update 27 Aug 11:56 AM MDT
Extended Forecast for

American Fork UT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 3pm.  Mostly sunny, with a high near 97. South wind around 7 mph becoming north.

    High: 97 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 68. East wind 3 to 6 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. South southwest wind 5 to 9 mph becoming calm  after midnight.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 9am.  High near 84. Calm wind becoming south southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 59. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 3pm. Mostly sunny, with a high near 97. South wind around 7 mph becoming north.
Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 68. East wind 3 to 6 mph.
Friday
A 10 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South southwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 50%.
Saturday
Showers, with thunderstorms also possible after 9am. High near 84. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Monday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Monday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 85.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
American Fork UT
 40.39°N 111.78°W (Elev. 4665 ft)
12:31 am MDT Aug 27, 2026
12pm MDT Aug 27, 2026-6pm MDT Sep 2, 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