National Weather Service Forecast for: Brentwood TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 pm CDT Jul 28, 2026
 
This
Afternoon
This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 110. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Slight Chance
T-storms

 Tonight

Tonight: A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Partly cloudy, with a low around 72. North wind 5 to 10 mph. Chance of precipitation is 20%.
Slight Chance
T-storms then
Slight Chance
Showers
 Wednesday

Wednesday: Sunny, with a high near 90. North wind 5 to 10 mph.
Sunny

 Wednesday
Night
Wednesday Night: Clear, with a low around 67. North northeast wind around 5 mph.
Clear

 Thursday

Thursday: Sunny, with a high near 87. Northeast wind 5 to 10 mph.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 65. North northeast wind around 5 mph becoming calm in the evening.
Mostly Clear

 Friday

Friday: Mostly sunny, with a high near 88. Calm wind becoming south southwest around 5 mph.
Mostly Sunny

 Friday
Night
Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. South southeast wind around 5 mph.
Mostly Cloudy
then Chance
T-storms
 Saturday

Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Showers
Likely
Hi 96 °F Lo 72 °F Hi 90 °F Lo 67 °F Hi 87 °F Lo 65 °F Hi 88 °F Lo 69 °F Hi 86 °F

Heat Advisory
 

This Afternoon
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 110. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
 
 A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Partly cloudy, with a low around 72. North wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday
 
 Sunny, with a high near 90. North wind 5 to 10 mph.
Wednesday Night
 
 Clear, with a low around 67. North northeast wind around 5 mph.
Thursday
 
 Sunny, with a high near 87. Northeast wind 5 to 10 mph.
Thursday Night
 
 Mostly clear, with a low around 65. North northeast wind around 5 mph becoming calm in the evening.
Friday
 
 Mostly sunny, with a high near 88. Calm wind becoming south southwest around 5 mph.
Friday Night
 
 A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. South southeast wind around 5 mph.
Saturday
 
 Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
 
 Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
 
 Showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Sunday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
 
 A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Brentwood TN.