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

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

85°F

29°C

Humidity 88%
Wind Speed SW 7 mph
Barometer 30.00 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 26 Aug 8:55 am CDT
Extended Forecast for

2 Miles W Mc Faddin TX

Heat Advisory August 26, 12:00pm until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 99. Heat index values as high as 110. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon.

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Heat index values as high as 110. Light and variable wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. South southeast wind 6 to 11 mph becoming light south southwest  after midnight. Winds could gust as high as 18 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 97. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming light south  after midnight.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 74. Southeast wind 5 to 10 mph becoming light south southeast  after midnight.

    Low: 74 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Light and variable wind becoming southeast 8 to 13 mph in the afternoon.

    High: 95 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 99. Heat index values as high as 110. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 76. South wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday
Sunny and hot, with a high near 100. Heat index values as high as 110. Light and variable wind becoming south southeast 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 76. South southeast wind 6 to 11 mph becoming light south southwest after midnight. Winds could gust as high as 18 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming light south after midnight.
Saturday
Sunny, with a high near 96. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Saturday Night
Clear, with a low around 74. Southeast wind 5 to 10 mph becoming light south southeast after midnight.
Sunday
Sunny, with a high near 95. Light and variable wind becoming southeast 8 to 13 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mc Faddin TX
 28.5°N 97.05°W
1:51 am CDT Aug 26, 2026
9am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
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Additional Resources

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