Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Provo Municipal Airport (KPVU)

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

Clear

79°F

26°C

Humidity 47%
Wind Speed ESE 4 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Aug 10:20 AM MDT
Extended Forecast for

Vivian Park UT

  • Today

    Today: Sunny, with a high near 89. Southwest wind 7 to 11 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers.  Mostly cloudy, with a low around 59. Southwest wind around 7 mph becoming east northeast after midnight.  Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 89. East wind 6 to 10 mph becoming southwest in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 59. West southwest wind around 7 mph becoming east in the evening.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 89. East wind 6 to 8 mph becoming west in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. Southwest wind 7 to 11 mph.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 7 mph becoming east northeast after midnight. Chance of precipitation is 30%.
Monday
Sunny, with a high near 89. East wind 6 to 10 mph becoming southwest in the afternoon.
Monday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. West southwest wind around 7 mph becoming east in the evening.
Tuesday
Sunny, with a high near 89. East wind 6 to 8 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Vivian Park UT
 40.34°N 111.6°W (Elev. 6352 ft)
12:31 am MDT Aug 23, 2026
10am MDT Aug 23, 2026-6pm MDT Aug 29, 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