National Weather Service Forecast for: Collierville TN
Issued by: National Weather Service Memphis, TN
Updated: 12:26 pm CDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Mostly sunny and hot, with a high near 100. Heat index values as high as 111. West wind around 10 mph.
Hot

 Tonight

Tonight: A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 80. West southwest wind around 5 mph becoming calm in the evening.
Partly Cloudy
then Slight
Chance
Showers
 Wednesday

Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 102. North wind around 5 mph.
Chance
Showers then
Mostly Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 72. Northeast wind around 5 mph.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 92. East northeast wind 5 to 10 mph.
Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 71. Northeast wind around 5 mph.
Partly Cloudy

 Friday

Friday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. South wind around 5 mph.
Mostly Sunny
then Slight
Chance
T-storms
 Friday
Night
Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. South southeast wind around 5 mph. Chance of precipitation is 60%.
Chance
T-storms then
Showers
Likely
 Saturday

Saturday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Chance
T-storms
Hi 100 °F Lo 80 °F Hi 93 °F Lo 72 °F Hi 92 °F Lo 71 °F Hi 92 °F Lo 74 °F Hi 91 °F

Extreme Heat Warning
 

This Afternoon
 
 Mostly sunny and hot, with a high near 100. Heat index values as high as 111. West wind around 10 mph.
Tonight
 
 A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 80. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
 
 A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 102. North wind around 5 mph.
Wednesday Night
 
 Mostly clear, with a low around 72. Northeast wind around 5 mph.
Thursday
 
 Sunny, with a high near 92. East northeast wind 5 to 10 mph.
Thursday Night
 
 Partly cloudy, with a low around 71. Northeast wind around 5 mph.
Friday
 
 A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. South wind around 5 mph.
Friday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. South southeast wind around 5 mph. Chance of precipitation is 60%.
Saturday
 
 A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
 
 A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 72.
Sunday
 
 A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Sunday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday
 
 A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.

 

Forecast from NOAA-NWS for Collierville TN.