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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Overcast

67°F

19°C

Humidity 100%
Wind Speed SE 10 mph
Barometer 30.01 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 1 Mar 12:35 am CST
Extended Forecast for

7 Miles SE Port Lavaca TX

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 61. Southeast wind around 6 mph.

    Low: 61 °F

    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 73. East southeast wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. East southeast wind 6 to 10 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Southeast wind 6 to 14 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. East southeast wind 8 to 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77. South southeast wind 8 to 16 mph, with gusts as high as 21 mph.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 66. Southeast wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers. Partly sunny, with a high near 77. South southeast wind 8 to 16 mph, with gusts as high as 22 mph.

    High: 77 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 61. Southeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 73. East southeast wind 6 to 14 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 63. East southeast wind 6 to 10 mph.
Monday
Mostly sunny, with a high near 75. Southeast wind 6 to 14 mph.
Monday Night
Partly cloudy, with a low around 65. East southeast wind 8 to 10 mph.
Tuesday
Partly sunny, with a high near 77. South southeast wind 8 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 66. Southeast wind 8 to 13 mph, with gusts as high as 18 mph.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 77. South southeast wind 8 to 16 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 66. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 78.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
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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 pm CST Feb 28, 2026
Forecast Valid:
12am CST Mar 1, 2026-6pm CST Mar 7, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation