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 >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Light Rain

51°F

11°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 50°F (10°C)
Visibility 8.00 mi
Last update 6 Dec 3:15 am CST
Extended Forecast for

Port Lavaca TX

  • Overnight

    Overnight: A slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 50. Light north wind. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 59. South southeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 78. Light and variable wind becoming northwest 6 to 11 mph in the morning.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. North wind 14 to 17 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. North wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 62 °F

    Sunny

  • Monday Night

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

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Northeast wind 5 to 7 mph becoming south southeast in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. South wind around 7 mph.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 50. Light north wind. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 70. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 59. South southeast wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 78. Light and variable wind becoming northwest 6 to 11 mph in the morning.
Sunday Night
Mostly clear, with a low around 44. North wind 14 to 17 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 62. North wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 43. Northeast wind around 6 mph.
Tuesday
Sunny, with a high near 67. Northeast wind 5 to 7 mph becoming south southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. South wind around 7 mph.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 59.
Friday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Lavaca TX
 28.62°N 96.64°W
Last Update:
2:06 am CST Dec 6, 2025
Forecast Valid:
3am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
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