National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

La Porte Municipal Airport (KT41)

Lat: 29.67°NLon: 95.06°WElev: 25ft.

Fair

84°F

29°C

Humidity 74%
Wind Speed SW 12 mph
Barometer 30.01 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 25 Aug 11:15 pm CDT
Extended Forecast for

Old River-Winfree TX

Heat Advisory August 25, 11:33pm until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 25, 11:33pm until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Tonight

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97. Heat index values as high as 106. Calm wind becoming south around 5 mph in the afternoon.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 105. Southwest wind around 5 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Chance of precipitation is 20%.

    High: 98 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 77.

    Low: 77 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 97. Heat index values as high as 106. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 105. Southwest wind around 5 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Friday
A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 77.
Saturday
Sunny, with a high near 96.
Saturday Night
Clear, with a low around 77.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 77.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 77.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old River-Winfree TX
 29.88°N 94.82°W (Elev. 26 ft)
Last Update:
7:20 pm CDT Aug 25, 2026
Forecast Valid:
11pm CDT Aug 25, 2026-6pm CDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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