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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Mont Belvieu TX

  • Tonight

    Tonight: Mostly clear, with a low around 40. Calm wind becoming east around 5 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers after 5pm. Increasing clouds, with a high near 65. East wind 5 to 10 mph.

    High: 65 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 55. East wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 55 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 59. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Cloudy, with a low around 46. North wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Cloudy, with a high near 54.

    High: 54 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers. Cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Calm wind becoming east around 5 mph after midnight.
Wednesday
A 20 percent chance of showers after 5pm. Increasing clouds, with a high near 65. East wind 5 to 10 mph.
Wednesday Night
Showers and possibly a thunderstorm. Low around 55. East wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers and possibly a thunderstorm. High near 59. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Cloudy, with a low around 46. North wind 5 to 10 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Cloudy, with a high near 54.
Friday Night
A 20 percent chance of showers. Cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 64.
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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 Dec 2, 2025
Forecast Valid:
5pm CST Dec 2, 2025-6pm CST Dec 9, 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