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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

65°F

18°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.95 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 22 Mar 7:55 am CDT
Extended Forecast for

2 Miles N Port Lavaca TX

  • Today

    Today: Sunny, with a high near 75. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. South wind 9 to 17 mph, with gusts as high as 21 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Southeast wind 5 to 13 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Southeast wind 6 to 14 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. South southeast wind 5 to 15 mph, with gusts as high as 18 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. South southeast wind 9 to 16 mph.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. South southeast wind 7 to 17 mph, with gusts as high as 22 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. South southeast wind 10 to 17 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. South wind 8 to 18 mph, with gusts as high as 22 mph.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 75. South wind 15 to 20 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 65. South wind 9 to 17 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 76. Southeast wind 5 to 13 mph.
Monday Night
Mostly clear, with a low around 66. Southeast wind 6 to 14 mph.
Tuesday
Mostly sunny, with a high near 76. South southeast wind 5 to 15 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 67. South southeast wind 9 to 16 mph.
Wednesday
Sunny, with a high near 77. South southeast wind 7 to 17 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 67. South southeast wind 10 to 17 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 76. South wind 8 to 18 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 74.
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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:
1:46 am CDT Mar 22, 2026
Forecast Valid:
8am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
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Additional Resources

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