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

Nashville, Nashville International Airport (KBNA)

Lat: 36.12°NLon: 86.69°WElev: 597ft.

A Few Clouds

85°F

29°C

Humidity 46%
Wind Speed N 6 mph
Barometer 29.98 in (1014.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Aug 6:53 pm CDT
Extended Forecast for

Madison TN

  • Tonight

    Tonight: Clear, with a low around 69. North wind around 5 mph becoming calm.

    Low: 69 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 95. Heat index values as high as 100. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 95 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 72. South southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 9am. Mostly sunny, with a high near 90. Heat index values as high as 99. East southeast wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 60%.

    High: 90 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 70. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. North wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Light northwest wind increasing to 5 to 10 mph in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Northwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 69. North wind around 5 mph becoming calm.
Wednesday
Increasing clouds, with a high near 95. Heat index values as high as 100. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 72. South southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and thunderstorms likely, mainly before 9am. Mostly sunny, with a high near 90. Heat index values as high as 99. East southeast wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 70. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 68. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 91. Light northwest wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 68. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Madison TN
 36.25°N 86.72°W (Elev. 499 ft)
Last Update:
6:46 pm CDT Aug 18, 2026
Forecast Valid:
7pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation