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

Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

78°F

26°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 78°F (26°C)
Visibility 9.00 mi
Heat Index81°F (27°C)
Last update 26 Jul 3:55 am CDT
Extended Forecast for

Calhoun County Airport TX

  • Today

    Today: Mostly sunny, with a high near 93. Heat index values as high as 109. Light south wind increasing to 6 to 11 mph in the morning.

    High: 93 °F

    Mostly Sunny

  • Tonight

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

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Heat index values as high as 106. South southwest wind 7 to 13 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. South southeast wind 9 to 13 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. South wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. South southeast wind 9 to 14 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. South wind 7 to 13 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind 6 to 13 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 96. Light south southwest wind becoming south 8 to 13 mph in the morning.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 93. Heat index values as high as 109. Light south wind increasing to 6 to 11 mph in the morning.
Tonight
Mostly clear, with a low around 77. South wind 7 to 11 mph.
Monday
Sunny, with a high near 93. Heat index values as high as 106. South southwest wind 7 to 13 mph.
Monday Night
Mostly clear, with a low around 78. South southeast wind 9 to 13 mph.
Tuesday
Sunny, with a high near 94. South wind 7 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 78. South southeast wind 9 to 14 mph.
Wednesday
Sunny, with a high near 95. South wind 7 to 13 mph.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind 6 to 13 mph.
Thursday
Mostly sunny, with a high near 96. Light south southwest wind becoming south 8 to 13 mph in the morning.
Thursday Night
Mostly clear, with a low around 78.
Friday
Mostly sunny, with a high near 96.
Friday Night
Partly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calhoun County Airport TX
 28.65°N 96.69°W
Last Update:
1:46 am CDT Jul 26, 2026
Forecast Valid:
4am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

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