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 W 6 mph
Barometer 30.05 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 26 Aug 8:35 am CDT
Extended Forecast for

San Leon TX

Heat Advisory August 26, 09:20am until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 26, 09:20am until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Today

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 82. South wind 10 to 15 mph.

    Low: 82 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 112. West wind 5 to 10 mph becoming south in the afternoon.

    High: 96 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. Southwest wind 5 to 15 mph.

    Low: 81 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Northwest wind around 5 mph becoming southeast in the afternoon.

    High: 93 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 81.

    Low: 81 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 83.

    Low: 83 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 111. West wind 5 to 10 mph becoming east in the afternoon.
Tonight
Mostly clear, with a low around 82. South wind 10 to 15 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 112. West wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. Southwest wind 5 to 15 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Northwest wind around 5 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 81.
Saturday
Sunny, with a high near 93.
Saturday Night
Clear, with a low around 83.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 84.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 84.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Leon TX
 29.5°N 94.92°W (Elev. 7 ft)
Last Update:
7:20 am CDT Aug 26, 2026
Forecast Valid:
9am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation