Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

Mostly Cloudy

84°F

29°C

Humidity 57%
Wind Speed SW 9 mph
Barometer 29.92 in (1012.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Aug 6:56 pm EDT
Extended Forecast for

4 Miles ENE Leavenworth IN

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Increasing clouds, with a low around 66. Calm wind.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 84. Light and variable wind.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 66. Calm wind. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Light and variable wind. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 86. Calm wind.
Friday Night
Mostly clear, with a low around 63. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Leavenworth IN
 38.22°N 86.29°W (Elev. 568 ft)
7:06 pm EDT Aug 19, 2026
7pm EDT Aug 19, 2026-6pm EDT Aug 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database