Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

Thunderstorm

78°F

26°C

Humidity 82%
Wind Speed NE 7 mph
Barometer 30.00 in (1015.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 5 Sep 8:56 am EDT
Extended Forecast for

Shepherdsville KY

Heat Advisory September 5, 09:10am until September 5, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 5, 09:10am until September 5, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 96 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 70. Northwest wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Northeast wind 8 to 10 mph.

    High: 86 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Northeast wind 5 to 10 mph.

    Low: 64 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 89. East wind around 6 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Today
Scattered showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 104. Light west wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70. Northwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 86. Northeast wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 64. Northeast wind 5 to 10 mph.
Labor Day
Sunny, with a high near 89. East wind around 6 mph.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny and hot, with a high near 94.
Wednesday Night
A 30 percent chance of showers after 2am. Mostly clear, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A 10 percent chance of showers. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Shepherdsville KY
 37.99°N 85.71°W (Elev. 407 ft)
6:46 am EDT Sep 5, 2026
9am EDT Sep 5, 2026-6pm EDT Sep 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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