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Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

Mostly Cloudy

96°F

36°C

Humidity 37%
Wind Speed W 10 mph
Barometer 30.04 in (1016.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 1 Sep 3:56 pm EDT
Extended Forecast for

Shepherdsville KY

Heat Advisory September 1, 04:15pm until September 3, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 04:15pm until September 3, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Tonight

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Heat index values as high as 102. Calm wind becoming west around 5 mph.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 76. Calm wind.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 74. Light and variable wind.
Wednesday
Sunny and hot, with a high near 96. Heat index values as high as 102. Calm wind becoming west around 5 mph.
Wednesday Night
Clear, with a low around 76. Calm wind.
Thursday
Sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 75. Calm wind.
Friday
Sunny and hot, with a high near 96.
Friday Night
Partly cloudy, with a low around 73.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 94.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 66.
Labor Day
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shepherdsville KY
 37.99°N 85.71°W (Elev. 407 ft)
Last Update:
3:10 pm EDT Sep 1, 2026
Forecast Valid:
4pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation