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

79°F

26°C

Humidity 76%
Wind Speed E 9 mph
Barometer 29.83 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 May 5:55 pm CDT
Extended Forecast for

4 Miles SW Dayton TX

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 69. East wind around 5 mph becoming calm. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. South wind around 5 mph becoming calm after midnight.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 83. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 90%.

    High: 83 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 71. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.

    Low: 71 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 90%.

    High: 79 °F

    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Memorial Day

    Memorial Day: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    T-storms
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 69. East wind around 5 mph becoming calm. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 71. South wind around 5 mph becoming calm after midnight.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 83. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm. Low around 71. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Memorial Day
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Dayton TX
 30°N 94.95°W (Elev. 56 ft)
Last Update:
5:46 pm CDT May 21, 2026
Forecast Valid:
6pm CDT May 21, 2026-6pm CDT May 28, 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