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

Center Municipal Airport (KF17)

Lat: 31.83°NLon: 94.16°WElev: 318ft.

Fair

81°F

27°C

Humidity 84%
Wind Speed S 5 mph
Barometer 30.02 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 26 Aug 7:35 am CDT
Extended Forecast for

7 Miles ESE San Augustine TX

Heat Advisory August 26, 11:00am until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the morning.

    High: 101 °F

    Hot

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 1pm.  Partly sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 30%.

    High: 98 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Calm wind.  Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny and hot, with a high near 96. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 96 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the morning.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76. Calm wind.
Thursday
A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 1pm. Partly sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 40%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 96. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny and hot, with a high near 96.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny and hot, with a high near 96.
Monday Night
Mostly clear, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE San Augustine TX
 31.5°N 94.02°W (Elev. 299 ft)
6:30 am CDT Aug 26, 2026
7am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database