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

Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Partly Cloudy

90°F

32°C

Humidity 75%
Wind Speed SE 9 mph
Barometer 30.13 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 16 Sep 10:15 am CDT
Extended Forecast for

Austwell TX

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 91. Heat index values as high as 106. East southeast wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 79. East southeast wind 6 to 11 mph becoming light east after midnight. Winds could gust as high as 18 mph.

    Low: 79 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly sunny, with a high near 89. Heat index values as high as 106. East wind 6 to 14 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 78. East southeast wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 78 °F

    Showers
    Likely

  • Friday

    Friday: Sunny, with a high near 90. East wind 5 to 14 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. East southeast wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. Light east wind becoming east southeast 6 to 11 mph in the afternoon.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light south southeast after midnight.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 91. Heat index values as high as 106. East southeast wind 6 to 14 mph, with gusts as high as 18 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 79. East southeast wind 6 to 11 mph becoming light east after midnight. Winds could gust as high as 18 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly sunny, with a high near 89. Heat index values as high as 106. East wind 6 to 14 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 78. East southeast wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday
Sunny, with a high near 90. East wind 5 to 14 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 76. East southeast wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 89. Light east wind becoming east southeast 6 to 11 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light south southeast after midnight.
Sunday
Sunny, with a high near 92. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 77.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Austwell TX
 28.39°N 96.84°W
Last Update:
6:36 am CDT Sep 16, 2026
Forecast Valid:
10am CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
Forecast Discussion
 
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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