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.

Mostly Cloudy

88°F

31°C

Humidity 36%
Wind Speed SE 5 mph
Barometer 29.98 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 29 Sep 4:10 pm CDT
Extended Forecast for

Mont Belvieu TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 91. Calm wind becoming northeast around 5 mph.

    High: 91 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Calm wind becoming north around 5 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 91. Calm wind becoming northeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 69. Calm wind.
Wednesday
Sunny, with a high near 92. Calm wind becoming north around 5 mph.
Wednesday Night
Mostly clear, with a low around 70. Calm wind.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 71.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 69.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mont Belvieu TX
 29.86°N 94.87°W (Elev. 39 ft)
Last Update:
4:02 pm CDT Sep 29, 2025
Forecast Valid:
4pm CDT Sep 29, 2025-6pm CDT Oct 6, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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