Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

A Few Clouds

87°F

31°C

Humidity 82%
Wind Speed S 17 G 21 mph
Barometer 29.95 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 22 Jun 6:55 pm CDT
Extended Forecast for

Tivoli TX

  • Tonight

    Tonight: Partly cloudy, with a low around 80. South wind 10 to 16 mph, with gusts as high as 23 mph.

    Low: 80 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Heat index values as high as 106. South wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. South southeast wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 101. South wind 6 to 11 mph.

    High: 90 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South wind 7 to 11 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 90. South southeast wind 6 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. South wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. South southeast wind 9 to 16 mph, with gusts as high as 22 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 79. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 80. South wind 10 to 16 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 91. Heat index values as high as 106. South wind 8 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 79. South southeast wind 7 to 13 mph, with gusts as high as 18 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 101. South wind 6 to 11 mph.
Wednesday Night
Mostly clear, with a low around 77. South wind 7 to 11 mph.
Thursday
Mostly sunny, with a high near 90. South southeast wind 6 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 79. South wind 9 to 14 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 90. South southeast wind 9 to 16 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 79. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 81.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 81.
Monday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Tivoli TX
 28.42°N 96.89°W
1:46 pm CDT Jun 22, 2026
6pm CDT Jun 22, 2026-6pm CDT Jun 29, 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