Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

94°F

34°C

Humidity 61%
Wind Speed SE 10 G 22 mph
Barometer 29.84 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index111°F (44°C)
Last update 3 Aug 3:35 pm CDT
Extended Forecast for

2 Miles NNW Calhoun County Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 95. Heat index values as high as 107. Southeast wind 11 to 13 mph.

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind 6 to 11 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 110. Light south wind becoming south southeast 9 to 14 mph in the morning. Winds could gust as high as 18 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. South southeast wind 5 to 13 mph, with gusts as high as 18 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Light south southeast wind increasing to 8 to 13 mph in the morning.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South southeast wind 5 to 13 mph, with gusts as high as 18 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Light south southeast wind increasing to 8 to 13 mph in the morning.

    High: 93 °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. Winds could gust as high as 18 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Sunny, with a high near 93. Light south southeast wind becoming southeast 6 to 11 mph in the afternoon.

    High: 93 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 95. Heat index values as high as 107. Southeast wind 11 to 13 mph.
Tonight
Mostly clear, with a low around 77. South wind 6 to 11 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 110. Light south wind becoming south southeast 9 to 14 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 77. South southeast wind 5 to 13 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 93. Light south southeast wind increasing to 8 to 13 mph in the morning.
Wednesday Night
Mostly clear, with a low around 77. South southeast wind 5 to 13 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 93. 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. Winds could gust as high as 18 mph.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93. Light south southeast wind becoming southeast 6 to 11 mph in the afternoon.
Friday Night
Mostly clear, with a low around 76.
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 92.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Calhoun County Airport TX
 28.67°N 96.69°W
1:51 pm CDT Aug 3, 2026
3pm CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

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