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

62°F

17°C

Humidity 30%
Wind Speed Vrbl 6 mph
Barometer 30.33 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 28 Jan 3:15 pm CST
Extended Forecast for

7 Miles SE Port Lavaca TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 57. North northeast wind 3 to 6 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. Light and variable wind becoming north 9 to 14 mph after midnight. Winds could gust as high as 23 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54. North wind 13 to 16 mph, with gusts as high as 23 mph.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. North wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47. North wind 10 to 17 mph, with gusts as high as 24 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 29. North northeast wind 6 to 9 mph.

    Low: 29 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 52. Northeast wind 6 to 8 mph becoming east southeast in the afternoon.

    High: 52 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 57. North northeast wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 43. Calm wind.
Thursday
Mostly sunny, with a high near 65. Calm wind becoming south southeast 5 to 8 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 38. Light and variable wind becoming north 9 to 14 mph after midnight. Winds could gust as high as 23 mph.
Friday
Partly sunny, with a high near 54. North wind 13 to 16 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 33. North wind 9 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 47. North wind 10 to 17 mph, with gusts as high as 24 mph.
Saturday Night
Clear, with a low around 29. North northeast wind 6 to 9 mph.
Sunday
Sunny, with a high near 52. Northeast wind 6 to 8 mph becoming east southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Port Lavaca TX
 28.56°N 96.53°W
Last Update:
11:26 am CST Jan 28, 2026
Forecast Valid:
3pm CST Jan 28, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

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Chance of Precipitation