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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

59°F

15°C

Humidity 77%
Wind Speed SE 7 mph
Barometer 30.18 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Mar 9:15 pm CDT
Extended Forecast for

2 Miles N Port Lavaca TX

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 62. Southeast wind 7 to 11 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. South southeast wind 6 to 11 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. South wind 9 to 15 mph.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 75. South wind 7 to 15 mph, with gusts as high as 18 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64. South wind 11 to 16 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. South southwest wind 9 to 16 mph, with gusts as high as 21 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 65. South wind 13 to 17 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. South wind 10 to 17 mph, with gusts as high as 23 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 65. South southeast wind 9 to 17 mph, with gusts as high as 22 mph.

    Low: 65 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 62. Southeast wind 7 to 11 mph.
Thursday
Sunny, with a high near 73. South southeast wind 6 to 11 mph.
Thursday Night
Clear, with a low around 61. South wind 9 to 15 mph.
Friday
Sunny, with a high near 75. South wind 7 to 15 mph, with gusts as high as 18 mph.
Friday Night
Clear, with a low around 64. South wind 11 to 16 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 76. South southwest wind 9 to 16 mph, with gusts as high as 21 mph.
Saturday Night
Clear, with a low around 65. South wind 13 to 17 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 76. South wind 10 to 17 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 65. South southeast wind 9 to 17 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Port Lavaca TX
 28.65°N 96.61°W
Last Update:
1:51 pm CDT Mar 18, 2026
Forecast Valid:
9pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation