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

88°F

31°C

Humidity 42%
Wind Speed N 5 mph
Barometer 30.01 in (1015.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 18 Aug 3:53 pm CDT
Extended Forecast for

Brentwood TN

  • Tonight

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

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 94. Heat index values as high as 98. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

  • Thursday Night

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

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. 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
    Showers then
    Slight Chance
    T-storms

  • 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 90. Light northwest wind increasing to 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny

  • Saturday Night

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

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 68. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 94. Heat index values as high as 98. Calm wind becoming south southeast around 5 mph in the afternoon.
Wednesday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 70. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. 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 90. Light northwest wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 68. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brentwood TN
 35.99°N 86.8°W (Elev. 702 ft)
Last Update:
1:31 pm CDT Aug 18, 2026
Forecast Valid:
4pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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