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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fog/Mist

56°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 29.87 in
Dewpoint 56°F (13°C)
Visibility 2.50 mi
Last update 7 Dec 12:55 am CST
Extended Forecast for

Port Lavaca TX

Dense Fog Advisory until December 7, 08:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until December 7, 08:00am

    NOW until 8:00am Sun

    Dense Fog Advisory

  • Overnight

    Low: 61 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog between 9am and 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Light west northwest wind becoming north 10 to 15 mph in the morning. Winds could gust as high as 21 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. North wind 15 to 18 mph, with gusts as high as 26 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. North wind 8 to 15 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 43. Northeast wind around 6 mph.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light and variable wind becoming south southeast around 6 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. South wind around 7 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. South southwest wind 6 to 13 mph.

    High: 75 °F

    Sunny

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 61. Light south southwest wind.
Sunday
Patchy fog between 9am and 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Light west northwest wind becoming north 10 to 15 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 44. North wind 15 to 18 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 61. North wind 8 to 15 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 43. Northeast wind around 6 mph.
Tuesday
Sunny, with a high near 67. Light and variable wind becoming south southeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. South wind around 7 mph.
Wednesday
Sunny, with a high near 75. South southwest wind 6 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 61. South southwest wind around 9 mph.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Lavaca TX
 28.62°N 96.64°W
Last Update:
12:41 am CST Dec 7, 2025
Forecast Valid:
1am CST Dec 7, 2025-6pm CST Dec 13, 2025
 
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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