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

82°F

28°C

Humidity 69%
Wind Speed S 16 G 20 mph
Barometer 30.00 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 10 Mar 1:55 pm CDT
Extended Forecast for

Mont Belvieu TX

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 80. South wind around 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 20 mph.

    Low: 71 °F

    Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 4am, then a slight chance of showers. Low around 55. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 55 °F

    Showers then
    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 69. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 80. South wind around 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 20 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms before 4am, then a slight chance of showers. Low around 55. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Thursday
Sunny, with a high near 69. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
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:
1:20 pm CDT Mar 10, 2026
Forecast Valid:
2pm CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation