National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

La Porte Municipal Airport (KT41)

Lat: 29.67°NLon: 95.06°WElev: 25ft.

Fair

84°F

29°C

Humidity 79%
Wind Speed SW 9 mph
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 21 Aug 11:35 pm CDT
Extended Forecast for

Seabrook TX

Heat Advisory August 21, 11:57pm until August 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 21, 11:57pm until August 23, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 79 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 97. Heat index values as high as 109. West wind 5 to 10 mph becoming southeast in the afternoon.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 79. South wind 5 to 10 mph becoming west after midnight.

    Low: 79 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 97. Heat index values as high as 106. West wind 5 to 10 mph becoming south in the afternoon.

    High: 97 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 79.

    Low: 79 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 79. Southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 97. Heat index values as high as 109. West wind 5 to 10 mph becoming southeast in the afternoon.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 79. South wind 5 to 10 mph becoming west after midnight.
Sunday
Sunny, with a high near 97. Heat index values as high as 106. West wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Monday
Sunny, with a high near 95.
Monday Night
Clear, with a low around 79.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 79.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 79.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seabrook TX
 29.57°N 95.03°W (Elev. 7 ft)
Last Update:
10:51 pm CDT Aug 21, 2026
Forecast Valid:
11pm CDT Aug 21, 2026-6pm CDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation