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

72°F

22°C

Humidity 95%
Wind Speed S 9 mph
Barometer 29.89 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 17 Nov 12:50 am CST
Extended Forecast for

Mont Belvieu TX

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 67. South wind 5 to 10 mph.

    Low: 67 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 10 mph.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 68. Southeast wind 5 to 10 mph.

    Low: 68 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. Breezy. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 67. South wind around 5 mph.
Monday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 67. South wind 5 to 10 mph.
Tuesday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 10 mph.
Tuesday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 68. Southeast wind 5 to 10 mph.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. Breezy. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Partly cloudy, with a low around 60.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 76.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 73.
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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 am CST Nov 17, 2025
Forecast Valid:
1am CST Nov 17, 2025-6pm CST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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