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.

Fair

62°F

17°C

Humidity 80%
Wind Speed S 9 mph
Barometer 30.02 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 14 Mar 12:15 am CDT
Extended Forecast for

Mont Belvieu TX

  • Overnight

    Overnight: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. South wind around 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 83 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 44. Windy, with a south wind 15 to 25 mph becoming north after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers and
    Windy

  • Monday

    Monday: Mostly sunny, with a high near 56. Breezy.

    High: 56 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 77. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 65. South wind around 10 mph.
Sunday
Partly sunny, with a high near 83. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 44. Windy, with a south wind 15 to 25 mph becoming north after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 56. Breezy.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 84.
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 94.9°W (Elev. 62 ft)
Last Update:
12:11 am CDT Mar 14, 2026
Forecast Valid:
12am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
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