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.

Overcast

75°F

24°C

Humidity 90%
Wind Speed S 16 mph
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 10 Mar 5:35 am CDT
Extended Forecast for

Mont Belvieu TX

  • Today

    Today: Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 79. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 57. Breezy, with a north wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 69. Breezy, with a north wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Cloudy, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 79. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 57. Breezy, with a north wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 69. Breezy, with a north wind 10 to 20 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 74.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mont Belvieu TX
 29.86°N 94.9°W (Elev. 62 ft)
Last Update:
5:22 am CDT Mar 10, 2026
Forecast Valid:
5am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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