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

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

39°F

4°C

Humidity 69%
Wind Speed N 5 mph
Barometer 30.58 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 23 Feb 7:55 am CST
Extended Forecast for

3 Miles SSW Port Lavaca TX

  • Today

    Today: Sunny, with a high near 64. Northeast wind 6 to 10 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 48. East southeast wind 3 to 6 mph.

    Low: 48 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. South wind 13 to 18 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. South wind 14 to 23 mph, with gusts as high as 30 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. South wind 11 to 18 mph, with gusts as high as 26 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. South wind 11 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. North wind 7 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. North northeast wind 7 to 10 mph becoming southeast in the afternoon.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Northeast wind 6 to 10 mph.
Tonight
Clear, with a low around 48. East southeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 70. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 61. South wind 13 to 18 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 77. South wind 14 to 23 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 64. South wind 11 to 18 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 82. South wind 11 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 54. North wind 7 to 10 mph.
Friday
Sunny, with a high near 76. North northeast wind 7 to 10 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Port Lavaca TX
 28.58°N 96.64°W
Last Update:
11:26 pm CST Feb 22, 2026
Forecast Valid:
8am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation