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

91°F

33°C

Humidity 68%
Wind Speed S 15 G 22 mph
Barometer 30.03 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 13 Jul 10:35 am CDT
Extended Forecast for

Calhoun County Airport TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly sunny, with a high near 95. Heat index values as high as 109. South southeast wind 10 to 15 mph, with gusts as high as 21 mph.

    High: 95 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 79. South southeast wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 79 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 94. Heat index values as high as 108. South wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 94 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 79. South southeast wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 79 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 94. South southeast wind 6 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. South southeast wind 8 to 14 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95. South southeast wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 95 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South southeast wind 7 to 15 mph, with gusts as high as 22 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 96. South southeast wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly sunny, with a high near 95. Heat index values as high as 109. South southeast wind 10 to 15 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 79. South southeast wind 7 to 13 mph, with gusts as high as 18 mph.
Monday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 94. Heat index values as high as 108. South wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 79. South southeast wind 7 to 13 mph, with gusts as high as 18 mph.
Tuesday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 94. South southeast wind 6 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 79. South southeast wind 8 to 14 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 95. South southeast wind 7 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 77. South southeast wind 7 to 15 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 96. South southeast wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 78.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Friday Night
Partly cloudy, with a low around 77.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Calhoun County Airport TX
 28.65°N 96.69°W
Last Update:
10:41 am CDT Jul 13, 2025
Forecast Valid:
10am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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Additional Resources

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Chance of Precipitation