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: Cloudy, with a low around 56. Southeast wind 5 to 10 mph.

    Low: 56 °F

    Cloudy

  • Wednesday

    Wednesday: Showers likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 69. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 7pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog
    then Areas
    Fog

  • Thursday

    Thursday: A 20 percent chance of showers. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 71. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 71 °F

    Slight Chance
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Patchy Fog

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after midnight. Cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 44. Chance of precipitation is 90%.

    High: 44 °F

    Showers

  • Saturday Night

    Saturday Night: Rain showers likely before midnight, then freezing rain likely. Cloudy, with a low around 25. Chance of precipitation is 70%.

    Low: 25 °F

    Showers
    Likely then
    Freezing Rain
    Likely

Detailed Forecast

Tonight
Cloudy, with a low around 56. Southeast wind 5 to 10 mph.
Wednesday
Showers likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 69. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers, mainly before 7pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 71. Northeast wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 58. Southeast wind around 5 mph.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 70.
Friday Night
Showers likely, mainly after midnight. Cloudy, with a low around 38. Chance of precipitation is 60%.
Saturday
Showers. High near 44. Chance of precipitation is 90%.
Saturday Night
Rain showers likely before midnight, then freezing rain likely. Cloudy, with a low around 25. Chance of precipitation is 70%.
Sunday
A chance of freezing rain before noon. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mont Belvieu TX
 29.84°N 94.87°W (Elev. 36 ft)
Last Update:
11:11 pm CST Jan 20, 2026
Forecast Valid:
11pm CST Jan 20, 2026-6pm CST Jan 27, 2026
 
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