Fire Weather Concerns for a Large Part of the Central U.S.; Severe Weather in the Central Plains

Dry and windy conditions will bring widespread fire weather concerns to the northern/central Plains and portions of the Southwest into the southern Plains. Severe thunderstorms with large hail and damaging wind gusts are possible over the central Plains today into this weekend. Rain and high elevation snow is expected over parts of the Cascades and Northern Intermountain Region through Saturday. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

73°F

23°C

Humidity 100%
Wind Speed W 6 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 14 May 9:15 am CDT
Extended Forecast for

3 Miles SE Port Lavaca TX

  • Today

    Today: Sunny, with a high near 87. Heat index values as high as 90. Light and variable wind becoming south southeast 8 to 13 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South southeast wind 9 to 11 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Heat index values as high as 91. South wind 10 to 18 mph, with gusts as high as 24 mph.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 75. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.

    Low: 75 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 85. South southeast wind 11 to 18 mph, with gusts as high as 24 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 78. Southeast wind 13 to 17 mph, with gusts as high as 23 mph.

    Low: 78 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 86. South southeast wind 15 to 21 mph, with gusts as high as 29 mph.

    High: 86 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 80. Southeast wind 16 to 20 mph, with gusts as high as 25 mph.

    Low: 80 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 86. Southeast wind 18 to 21 mph, with gusts as high as 28 mph.

    High: 86 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 87. Heat index values as high as 90. Light and variable wind becoming south southeast 8 to 13 mph in the afternoon.
Tonight
Partly cloudy, with a low around 73. South southeast wind 9 to 11 mph.
Friday
Mostly sunny, with a high near 86. Heat index values as high as 91. South wind 10 to 18 mph, with gusts as high as 24 mph.
Friday Night
Increasing clouds, with a low around 75. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 85. South southeast wind 11 to 18 mph, with gusts as high as 24 mph.
Saturday Night
Mostly cloudy, with a low around 78. Southeast wind 13 to 17 mph, with gusts as high as 23 mph.
Sunday
Mostly cloudy, with a high near 86. South southeast wind 15 to 21 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy, with a low around 80. Southeast wind 16 to 20 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Southeast wind 18 to 21 mph, with gusts as high as 28 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Port Lavaca TX
 28.58°N 96.58°W
1:46 am CDT May 14, 2026
9am CDT May 14, 2026-6pm CDT May 20, 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