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 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 11 Jul 5:35 am CDT
Extended Forecast for

Dayton TX

  • Overnight

    Overnight: Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 77 °F

    T-storms
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 90. Heat index values as high as 101. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms. High near 88. Chance of precipitation is 90%.

    High: 88 °F

    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 70%.

    High: 88 °F

    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 90. Heat index values as high as 101. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Monday
Showers and thunderstorms. High near 88. Chance of precipitation is 90%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Tuesday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 70%.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 75.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dayton TX
 30.04°N 94.9°W (Elev. 75 ft)
Last Update:
1:21 am CDT Jul 11, 2026
Forecast Valid:
5am CDT Jul 11, 2026-6pm CDT Jul 17, 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