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

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fog/Mist

69°F

21°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.72 in
Dewpoint 69°F (21°C)
Visibility 4.00 mi
Last update 19 Feb 12:15 am CST
Extended Forecast for

7 Miles SE Port Lavaca TX

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 65 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. South wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 76 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 64. Southeast wind 3 to 7 mph.

    Low: 64 °F

    Patchy Fog

  • Friday

    Friday: A 20 percent chance of showers before noon. Patchy fog before 7am. Otherwise, partly sunny, with a high near 77. Light east southeast wind becoming south southeast 8 to 13 mph in the morning.

    High: 77 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 80. Light and variable wind becoming north 10 to 15 mph in the morning.

    High: 80 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. North wind 18 to 24 mph, with gusts as high as 29 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66. Breezy, with a north northeast wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 66 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. North northeast wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind 10 to 13 mph, with gusts as high as 23 mph.
Thursday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. South wind 9 to 13 mph, with gusts as high as 18 mph.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 64. Southeast wind 3 to 7 mph.
Friday
A 20 percent chance of showers before noon. Patchy fog before 7am. Otherwise, partly sunny, with a high near 77. Light east southeast wind becoming south southeast 8 to 13 mph in the morning.
Friday Night
Partly cloudy, with a low around 64. Southeast wind 5 to 7 mph becoming calm after midnight.
Saturday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 80. Light and variable wind becoming north 10 to 15 mph in the morning.
Saturday Night
Partly cloudy, with a low around 48. North wind 18 to 24 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 66. Breezy, with a north northeast wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 46. North northeast wind 9 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 74.
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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:
12:21 am CST Feb 19, 2026
Forecast Valid:
12am CST Feb 19, 2026-6pm CST Feb 25, 2026
 
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