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.

Partly Cloudy

82°F

28°C

Humidity 89%
Wind Speed S 8 mph
Barometer 30.02 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 12 Jul 11:15 pm CDT
Extended Forecast for

2 Miles N Port Lavaca TX

  • Tonight

    Tonight: Partly cloudy, with a low around 80. South southeast wind 13 to 16 mph.

    Low: 80 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 81. South wind 8 to 15 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87. Heat index values as high as 101. South southeast wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 81. South southeast wind 9 to 14 mph, with gusts as high as 18 mph.

    Low: 81 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 87. South southeast wind 8 to 15 mph, with gusts as high as 21 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 81. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. South southeast wind 9 to 16 mph, with gusts as high as 21 mph.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South southeast wind 9 to 15 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 80. South southeast wind 13 to 16 mph.
Sunday
A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 81. South wind 8 to 15 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87. Heat index values as high as 101. South southeast wind 6 to 14 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 81. South southeast wind 9 to 14 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 87. South southeast wind 8 to 15 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 81. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 88. South southeast wind 9 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 79. South southeast wind 9 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 80.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 80.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Port Lavaca TX
 28.65°N 96.61°W
Last Update:
10:22 pm CDT Jul 12, 2025
Forecast Valid:
11pm CDT Jul 12, 2025-6pm CDT Jul 19, 2025
 
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Additional Resources

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Chance of Precipitation