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

36°F

2°C

Humidity 42%
Wind Speed NW 9 mph
Barometer 30.41 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 18 Jan 6:35 am CST
Extended Forecast for

Mont Belvieu TX

  • Today

    Today: Sunny, with a high near 57. Northwest wind around 5 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Patchy frost before 4am, then patchy frost after 5am. Otherwise, clear, with a low around 38. Southwest wind around 5 mph becoming calm after midnight.

    Low: 38 °F

    Clear then
    Patchy Frost

  • M.L.King Day

    M.L.King Day: Patchy frost before 8am. Otherwise, sunny, with a high near 65. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 65 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Southeast wind 5 to 10 mph becoming northeast after midnight.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Northeast wind around 10 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 49.

    Low: 49 °F

    Cloudy

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after noon. High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before noon. Partly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 57. Northwest wind around 5 mph.
Tonight
Patchy frost before 4am, then patchy frost after 5am. Otherwise, clear, with a low around 38. Southwest wind around 5 mph becoming calm after midnight.
M.L.King Day
Patchy frost before 8am. Otherwise, sunny, with a high near 65. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 39. Southeast wind 5 to 10 mph becoming northeast after midnight.
Tuesday
Partly sunny, with a high near 61. Northeast wind around 10 mph.
Tuesday Night
Cloudy, with a low around 49.
Wednesday
Showers likely, then showers and possibly a thunderstorm after noon. High near 64. Chance of precipitation is 80%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers before noon. Partly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
A 20 percent chance of showers. Mostly cloudy, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mont Belvieu TX
 29.84°N 94.87°W (Elev. 36 ft)
Last Update:
6:20 am CST Jan 18, 2026
Forecast Valid:
6am CST Jan 18, 2026-6pm CST Jan 24, 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