National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

Mostly Cloudy

93°F

34°C

Humidity 50%
Wind Speed SW 8 mph
Barometer 30.08 in (1017.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 2 Jul 7:56 pm EDT
Extended Forecast for

Louisville KYSimilar City Names

Heat Advisory July 3, 09:00pm until July 4, 09:00pm
Extreme Heat Warning July 2, 08:43pm until July 3, 09:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 08:43pm until July 3, 09:00pm

    NOW until 9:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 93. Heat index values as high as 102. Calm wind.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 75. Light and variable wind. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Independence Day

    Independence Day: A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 5am, then a slight chance of showers. Partly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Calm wind.
Friday
Sunny, with a high near 93. Heat index values as high as 102. Calm wind.
Friday Night
A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 75. Light and variable wind. Chance of precipitation is 20%.
Independence Day
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 5am, then a slight chance of showers. Partly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 30%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville KYSimilar City Names
 38.22°N 85.75°W (Elev. 492 ft)
Last Update:
6:56 pm EDT Jul 2, 2026
Forecast Valid:
8pm EDT Jul 2, 2026-6pm EDT Jul 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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