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

Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Overcast

83°F

28°C

Humidity 83%
Wind Speed S 7 mph
Barometer 29.83 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 2 Aug 9:15 pm CDT
Extended Forecast for

4 Miles SW Calhoun County Airport TX

  • Tonight

    Tonight: Mostly clear, with a low around 77. South southwest wind 3 to 7 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 107. Light and variable wind becoming south southeast 6 to 11 mph in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind 7 to 11 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 109. South southeast wind 5 to 13 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. South southeast wind 6 to 11 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. South southeast wind 5 to 11 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 77. South southeast wind 5 to 11 mph.

    Low: 77 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Light south southeast wind increasing to 8 to 13 mph in the morning.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Southeast wind 8 to 13 mph becoming light south southeast after midnight.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 94. Heat index values as high as 107. Light and variable wind becoming south southeast 6 to 11 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. South wind 7 to 11 mph.
Tuesday
Sunny, with a high near 93. Heat index values as high as 109. South southeast wind 5 to 13 mph.
Tuesday Night
Mostly clear, with a low around 78. South southeast wind 6 to 11 mph.
Wednesday
Sunny, with a high near 93. South southeast wind 5 to 11 mph.
Wednesday Night
Clear, with a low around 77. South southeast wind 5 to 11 mph.
Thursday
Sunny, with a high near 94. Light south southeast wind increasing to 8 to 13 mph in the morning.
Thursday Night
Mostly clear, with a low around 77. Southeast wind 8 to 13 mph becoming light south southeast after midnight.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 77.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 77.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Calhoun County Airport TX
 28.62°N 96.71°W
Last Update:
4:36 pm CDT Aug 2, 2026
Forecast Valid:
9pm CDT Aug 2, 2026-6pm CDT Aug 9, 2026
 
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Additional Resources

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