Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Lawrenceville-Vincennes International Airport (KLWV)

Lat: 38.76°NLon: 87.6°WElev: 433ft.

Fair

72°F

22°C

Humidity 87%
Wind Speed S 8 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Aug 12:53 am CDT
Extended Forecast for

Vincennes IN

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 72. South wind around 7 mph.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Scattered showers and thunderstorms before 11am, then scattered showers between 11am and 2pm, then scattered showers and thunderstorms after 2pm.  Increasing clouds and hot, with a high near 91. Heat index values as high as 102. South southeast wind 5 to 7 mph.  Chance of precipitation is 40%.

    High: 91 °F

    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 73. Light and variable wind becoming south southeast around 5 mph.  Chance of precipitation is 40%.

    Low: 73 °F

    Scattered
    T-storms

  • Thursday

    Thursday: Scattered showers and thunderstorms, mainly before 10am.  Partly sunny, with a high near 89. Heat index values as high as 100. Light and variable wind becoming south southwest around 6 mph in the morning.  Chance of precipitation is 40%.

    High: 89 °F

    Scattered
    T-storms then
    Partly Sunny

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms after 2am.  Partly cloudy, with a low around 76. South wind 3 to 6 mph.  Chance of precipitation is 30%.

    Low: 76 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms before 8am.  Mostly sunny and hot, with a high near 91. Light and variable wind.  Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. East southeast wind 3 to 5 mph.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 95. South southwest wind around 6 mph.

    High: 95 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South wind 3 to 6 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 72. South wind around 7 mph.
Wednesday
Scattered showers and thunderstorms before 11am, then scattered showers between 11am and 2pm, then scattered showers and thunderstorms after 2pm. Increasing clouds and hot, with a high near 91. Heat index values as high as 102. South southeast wind 5 to 7 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 73. Light and variable wind becoming south southeast around 5 mph. Chance of precipitation is 40%.
Thursday
Scattered showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 89. Heat index values as high as 100. Light and variable wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 40%.
Thursday Night
Scattered showers and thunderstorms after 2am. Partly cloudy, with a low around 76. South wind 3 to 6 mph. Chance of precipitation is 30%.
Friday
Scattered showers and thunderstorms before 8am. Mostly sunny and hot, with a high near 91. Light and variable wind. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 75. East southeast wind 3 to 5 mph.
Saturday
Sunny and hot, with a high near 95. South southwest wind around 6 mph.
Saturday Night
Mostly clear, with a low around 77. South wind 3 to 6 mph.
Sunday
Sunny and hot, with a high near 95. West wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Vincennes IN
 38.68°N 87.5°W (Elev. 446 ft)
1:45 am EDT Aug 12, 2026
2am EDT Aug 12, 2026-6pm EDT Aug 18, 2026
 
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Additional Resources

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