Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Clark Regional Airport (KJVY)

Lat: 38.37°NLon: 85.74°WElev: 476ft.

Fair

86°F

30°C

Humidity 62%
Wind Speed SW 9 mph
Barometer 29.92 in
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Heat Index92°F (33°C)
Last update 26 Aug 6:15 pm EDT
Extended Forecast for

Greenville IN

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 1am and 2am.  Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 85. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. North wind 3 to 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 84. North wind 3 to 6 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60. Northeast wind 3 to 6 mph.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 1am and 2am. Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 85. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 63. North wind 3 to 5 mph.
Friday
Sunny, with a high near 84. North wind 3 to 6 mph.
Friday Night
Clear, with a low around 60. Northeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny and hot, with a high near 94.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville IN
 38.36°N 85.99°W (Elev. 827 ft)
2:26 pm EDT Aug 26, 2026
6pm EDT Aug 26, 2026-6pm EDT Sep 2, 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