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

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

78°F

26°C

Humidity 95%
Wind Speed NE 3 mph
Barometer 29.96 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 23 Aug 1:15 am CDT
Extended Forecast for

3 Miles NW La Salle TX

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 93. Heat index values as high as 103. Light northeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 93 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 74. East wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 106. Light and variable wind becoming east 5 to 10 mph in the morning.

    High: 94 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Sunny, with a high near 95.

    High: 95 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.

    High: 95 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 93. Heat index values as high as 103. Light northeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 74. East wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 106. Light and variable wind becoming east 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 75.
Wednesday
Showers and thunderstorms likely, mainly before 1pm. Partly sunny, with a high near 92. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 76.
Friday
A 20 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:
3 Miles NW La Salle TX
 28.78°N 96.66°W (Elev. 30 ft)
Last Update:
1:20 am CDT Aug 23, 2025
Forecast Valid:
1am CDT Aug 23, 2025-6pm CDT Aug 29, 2025
 
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