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

66°F

19°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 30.01 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 23 Mar 4:35 am CDT
Extended Forecast for

Mont Belvieu TX

  • Today

    Today: Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 84. Light west wind becoming south 5 to 10 mph in the afternoon.

    High: 84 °F

    Areas Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 64. South wind 5 to 10 mph becoming light after midnight.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Tuesday

    Tuesday: Patchy dense fog before 9am. Otherwise, partly sunny, with a high near 82. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 82 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 65. South wind 5 to 15 mph.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. Light south wind increasing to 10 to 15 mph in the morning.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 84. Light west wind becoming south 5 to 10 mph in the afternoon.
Tonight
Patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 64. South wind 5 to 10 mph becoming light after midnight.
Tuesday
Patchy dense fog before 9am. Otherwise, partly sunny, with a high near 82. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 65. South wind 5 to 15 mph.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. Light south wind increasing to 10 to 15 mph in the morning.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 78.
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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:
1:22 am CDT Mar 23, 2026
Forecast Valid:
4am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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