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

80°F

27°C

Humidity 78%
Wind Speed SE 13 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 20 Nov 12:50 pm CST
Extended Forecast for

Mont Belvieu TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 82. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 82 °F

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between midnight and 2am. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. West wind around 5 mph becoming northeast in the afternoon.

    High: 82 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 82. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers and thunderstorms between midnight and 2am. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 84. South wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. West wind around 5 mph becoming northeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 79.
Sunday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mont Belvieu TX
 29.86°N 94.9°W (Elev. 62 ft)
Last Update:
12:20 pm CST Nov 20, 2025
Forecast Valid:
1pm CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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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