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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

42°F

6°C

Humidity 77%
Wind Speed SE 5 mph
Barometer 30.41 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 27 Jan 9:15 pm CST
Extended Forecast for

7 Miles SE Port Lavaca TX

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind becoming north around 6 mph after midnight.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 57. North wind 5 to 8 mph.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Light east wind.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 63. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37. Light and variable wind becoming north 10 to 15 mph in the evening. Winds could gust as high as 23 mph.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 53. North wind 15 to 17 mph, with gusts as high as 24 mph.

    High: 53 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. North wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. North wind 8 to 15 mph, with gusts as high as 21 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Northeast wind around 7 mph.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Calm wind becoming north around 6 mph after midnight.
Wednesday
Sunny, with a high near 57. North wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 39. Light east wind.
Thursday
Partly sunny, with a high near 63. Light and variable wind becoming south 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 37. Light and variable wind becoming north 10 to 15 mph in the evening. Winds could gust as high as 23 mph.
Friday
Partly sunny, with a high near 53. North wind 15 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 31. North wind 11 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 46. North wind 8 to 15 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 30. Northeast wind around 7 mph.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Port Lavaca TX
 28.56°N 96.53°W
Last Update:
1:12 pm CST Jan 27, 2026
Forecast Valid:
9pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

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Chance of Precipitation