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

La Porte Municipal Airport (KT41)

Lat: 29.67°NLon: 95.06°WElev: 25ft.

Partly Cloudy

92°F

33°C

Humidity 50%
Wind Speed S 13 mph
Barometer 29.99 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 15 Jul 5:35 pm CDT
Extended Forecast for

San Leon TX

  • Tonight

    Tonight: Mostly clear, with a low around 78. Southwest wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Heat index values as high as 104. Southwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 101. West wind around 5 mph becoming southeast in the afternoon.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 78. South wind 5 to 10 mph becoming southwest after midnight.

    Low: 78 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 80.

    Low: 80 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 92. Heat index values as high as 104. Southwest wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 77. South wind 5 to 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 101. West wind around 5 mph becoming southeast in the afternoon.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 78. South wind 5 to 10 mph becoming southwest after midnight.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 79.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Saturday Night
Mostly cloudy, with a low around 80.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 80.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 80.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Leon TX
 29.5°N 94.95°W (Elev. 10 ft)
Last Update:
4:31 pm CDT Jul 15, 2025
Forecast Valid:
5pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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