Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

81°F

27°C

Humidity 99%
Wind Speed S 6 mph
Barometer 29.95 in
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 14 Oct 12:10 am CDT
Extended Forecast for

8 Miles NW Port O Connor TX

Coastal Flood Advisory October 14, 12:31am until October 14, 01:00am
Click here for hazard details and duration
...
  •  
    Coastal Flood Advisory October 14, 12:31am until October 14, 01:00am

    NOW until 1:00am Wed

    Coastal Flood Advisory

  • Overnight

    Low: 80 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 2pm.  Mostly sunny, with a high near 87. Heat index values as high as 99. Southeast wind 10 to 17 mph, with gusts as high as 22 mph.

    High: 87 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 78. Southeast wind 9 to 15 mph, with gusts as high as 22 mph.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. Heat index values as high as 93. East southeast wind 8 to 11 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am.  Mostly clear, with a low around 75. East wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 85. North northeast wind 9 to 18 mph, with gusts as high as 24 mph.

    High: 85 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. North wind 20 to 23 mph, with gusts as high as 31 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. North northeast wind 14 to 21 mph, with gusts as high as 29 mph.

    High: 78 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 80. South southeast wind around 11 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 87. Heat index values as high as 99. Southeast wind 10 to 17 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 78. Southeast wind 9 to 15 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 87. Heat index values as high as 93. East southeast wind 8 to 11 mph.
Thursday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 75. East wind 5 to 10 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 85. North northeast wind 9 to 18 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 66. North wind 20 to 23 mph, with gusts as high as 31 mph.
Saturday
Sunny, with a high near 78. North northeast wind 14 to 21 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 64. North northeast wind 7 to 11 mph.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 84.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Port O Connor TX
 28.51°N 96.5°W
1:46 pm CDT Oct 13, 2026
12am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
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