Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Mostly Cloudy

70°F

21°C

Humidity 99%
Wind Speed SE 12 mph
Barometer 30.02 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 2 Mar 7:55 pm CST
Extended Forecast for

2 Miles N Port Lavaca TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Southeast wind around 14 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. South southeast wind 13 to 20 mph, with gusts as high as 24 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68. Southeast wind 13 to 18 mph, with gusts as high as 21 mph.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. South southeast wind 14 to 21 mph, with gusts as high as 25 mph.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 69. Southeast wind 14 to 18 mph, with gusts as high as 21 mph.

    Low: 69 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 76. South southeast wind 15 to 21 mph, with gusts as high as 25 mph.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 69. South southeast wind around 21 mph.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. South southeast wind 20 to 23 mph, with gusts as high as 29 mph.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 70. Southeast wind 16 to 21 mph.

    Low: 70 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 67. Southeast wind around 14 mph.
Tuesday
Mostly sunny, with a high near 75. South southeast wind 13 to 20 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 68. Southeast wind 13 to 18 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 75. South southeast wind 14 to 21 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 69. Southeast wind 14 to 18 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, with a high near 76. South southeast wind 15 to 21 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 69. South southeast wind around 21 mph.
Friday
Partly sunny, with a high near 76. South southeast wind 20 to 23 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around 70. Southeast wind 16 to 21 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 76.
Saturday Night
A 30 percent chance of showers. Cloudy, with a low around 68.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Port Lavaca TX
 28.65°N 96.61°W
5:21 pm CST Mar 2, 2026
8pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database