Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

90°F

32°C

Humidity 40%
Wind Speed NE 5 mph
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 10 Oct 1:55 pm CDT
Extended Forecast for

Port Lavaca TX

Coastal Flood Advisory October 10, 03:00pm until October 11, 11:00am
Click here for hazard details and duration
Coastal Flood Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 90. East wind around 10 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 66. East southeast wind around 6 mph becoming light and variable.

    Low: 66 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 88. North northeast wind 6 to 8 mph becoming east southeast in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. South southeast wind 3 to 8 mph.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Light east southeast wind becoming southeast 6 to 11 mph in the morning.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. Southeast wind 6 to 9 mph.

    Low: 70 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 88. Southeast wind 5 to 11 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. East southeast wind 5 to 9 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. East northeast wind 5 to 9 mph.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 90. East wind around 10 mph.
Tonight
Clear, with a low around 66. East southeast wind around 6 mph becoming light and variable.
Saturday
Sunny, with a high near 88. North northeast wind 6 to 8 mph becoming east southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 69. South southeast wind 3 to 8 mph.
Sunday
Sunny, with a high near 87. Light east southeast wind becoming southeast 6 to 11 mph in the morning.
Sunday Night
Mostly clear, with a low around 70. Southeast wind 6 to 9 mph.
Columbus Day
Sunny, with a high near 88. Southeast wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 70. East southeast wind 5 to 9 mph.
Tuesday
Sunny, with a high near 88. East northeast wind 5 to 9 mph.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 68.
Thursday
Sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Port Lavaca TX
 28.62°N 96.64°W
12:26 pm CDT Oct 10, 2025
2pm CDT Oct 10, 2025-6pm CDT Oct 16, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database