Extreme Heat and Fire Weather Conditions in the West; Heavy Rain in the Southeast; Poor Air Quality

Extreme heat will begin to peak across the Desert Southwest. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Poor air quality persists from the Upper Midwest into the Northeast due to wildfire smoke. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Fair

93°F

34°C

Humidity 68%
Wind Speed NE 6 mph
Barometer 30.15 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index114°F (46°C)
Last update 6 Aug 12:55 pm CDT
Extended Forecast for

Tivoli TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 3pm.  Mostly sunny, with a high near 93. Heat index values as high as 106. Southeast wind around 10 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 77. Southeast wind 5 to 9 mph becoming calm  after midnight.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 1pm and 2pm.  Sunny, with a high near 95. Heat index values as high as 107. Light south southwest wind becoming south southeast 6 to 11 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

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

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Light south southwest wind becoming southeast 6 to 11 mph in the afternoon.

    High: 95 °F

    Sunny

  • Friday Night

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

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms.  Sunny, with a high near 94. Light south wind becoming southeast 6 to 11 mph in the afternoon.

    High: 94 °F

    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Sunny, with a high near 93. Light south southeast wind becoming southeast 5 to 10 mph in the morning.

    High: 93 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 3pm. Mostly sunny, with a high near 93. Heat index values as high as 106. Southeast wind around 10 mph.
Tonight
Mostly clear, with a low around 77. Southeast wind 5 to 9 mph becoming calm after midnight.
Thursday
A slight chance of showers and thunderstorms between 1pm and 2pm. Sunny, with a high near 95. Heat index values as high as 107. Light south southwest wind becoming south southeast 6 to 11 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph becoming light south after midnight.
Friday
Sunny, with a high near 95. Light south southwest wind becoming southeast 6 to 11 mph in the afternoon.
Friday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph becoming light south after midnight.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94. Light south wind becoming southeast 6 to 11 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph becoming light south southeast after midnight.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Light south southeast wind becoming southeast 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 77.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Tivoli TX
 28.42°N 96.89°W
12:26 pm CDT Aug 6, 2025
1pm CDT Aug 6, 2025-6pm CDT Aug 12, 2025
 
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Additional Resources

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