Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

A Few Clouds

57°F

14°C

Humidity 84%
Wind Speed S 6 mph
Barometer 30.07 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 29 Jan 7:55 pm CST
Extended Forecast for

2 Miles N Port Lavaca TX

  • Tonight

    Tonight: Partly cloudy, with a low around 40. South southwest wind 7 to 12 mph becoming north 18 to 23 mph in the evening.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 52. North wind 17 to 21 mph, with gusts as high as 25 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. North wind 15 to 22 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43. North wind 14 to 23 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northeast wind 8 to 13 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Northeast wind 6 to 8 mph becoming southeast in the afternoon.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Southeast wind 3 to 8 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. Light and variable wind becoming southeast 6 to 11 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. South southeast wind 11 to 13 mph.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. South southwest wind 7 to 12 mph becoming north 18 to 23 mph in the evening.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 52. North wind 17 to 21 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 36. North wind 15 to 22 mph.
Saturday
Sunny, with a high near 43. North wind 14 to 23 mph.
Saturday Night
Mostly clear, with a low around 31. Northeast wind 8 to 13 mph.
Sunday
Sunny, with a high near 51. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 45. Southeast wind 3 to 8 mph.
Monday
Mostly sunny, with a high near 61. Light and variable wind becoming southeast 6 to 11 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 57. South southeast wind 11 to 13 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 66.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 63.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Port Lavaca TX
 28.65°N 96.61°W
2:01 pm CST Jan 29, 2026
8pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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