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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Thunderstorm in Vicinity

82°F

28°C

Humidity 98%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 81°F (27°C)
Visibility 9.00 mi
Heat Index94°F (34°C)
Last update 11 Jul 7:35 am CDT
Extended Forecast for

Seadrift TX

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 91. Heat index values as high as 102. Southeast wind 6 to 11 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 81. South southeast wind 6 to 10 mph.

    Low: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly between 9am and 5pm. Partly sunny, with a high near 91. Heat index values as high as 103. Light south wind becoming southeast 5 to 10 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm. Increasing clouds, with a low around 81. South southeast wind 6 to 10 mph.

    Low: 81 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Partly sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. South southeast wind 5 to 10 mph.

    Low: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. Light south wind becoming southeast 6 to 11 mph in the morning.

    High: 90 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. Southeast wind 7 to 9 mph.

    Low: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. South southeast wind 6 to 11 mph.

    High: 91 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 91. Heat index values as high as 102. Southeast wind 6 to 11 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 81. South southeast wind 6 to 10 mph.
Sunday
A 50 percent chance of showers and thunderstorms, mainly between 9am and 5pm. Partly sunny, with a high near 91. Heat index values as high as 103. Light south wind becoming southeast 5 to 10 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Increasing clouds, with a low around 81. South southeast wind 6 to 10 mph.
Monday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Partly sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. South southeast wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. Light south wind becoming southeast 6 to 11 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. Southeast wind 7 to 9 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. South southeast wind 6 to 11 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 81.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 81.
Friday
Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seadrift TX
 28.42°N 96.71°W
Last Update:
1:46 am CDT Jul 11, 2026
Forecast Valid:
7am CDT Jul 11, 2026-6pm CDT Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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