National Weather Service Forecast for: Olive Branch MS
Issued by: National Weather Service Memphis, TN
Updated: 3:05 pm CDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Mostly sunny and hot, with a high near 97. Heat index values as high as 110. West wind around 10 mph.
Hot

Tonight

Tonight: A 10 percent chance of showers after 5am.  Mostly cloudy, with a low around 79. West southwest wind around 5 mph becoming calm  in the evening.
Partly Cloudy
then Slight
Chance
Showers
Wednesday

Wednesday: A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 91. Heat index values as high as 102. North wind 5 to 10 mph.  Chance of precipitation is 30%.
Chance
Showers then
Slight Chance
T-storms
Wednesday
Night
Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 72. Northeast wind around 5 mph.
Slight Chance
T-storms then
Clear
Thursday

Thursday: Sunny, with a high near 91. East northeast wind 5 to 10 mph.
Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 70. Northeast wind 5 to 10 mph.
Partly Cloudy

Friday

Friday: A slight chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 90. East southeast wind around 5 mph becoming south in the afternoon.  Chance of precipitation is 20%.
Slight Chance
Showers then
Slight Chance
T-storms
Friday
Night
Friday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. South wind 5 to 10 mph.
Chance
T-storms

Saturday

Saturday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 87.
Chance
T-storms

Hi 97 °F Lo 79 °F Hi 91 °F Lo 72 °F Hi 91 °F Lo 70 °F Hi 90 °F Lo 74 °F Hi 87 °F

Extreme Heat Warning
 

This Afternoon
 
Mostly sunny and hot, with a high near 97. Heat index values as high as 110. West wind around 10 mph.
Tonight
 
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 79. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
 
A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. Heat index values as high as 102. North wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
 
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 72. Northeast wind around 5 mph.
Thursday
 
Sunny, with a high near 91. East northeast wind 5 to 10 mph.
Thursday Night
 
Partly cloudy, with a low around 70. Northeast wind 5 to 10 mph.
Friday
 
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 90. East southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.
Friday Night
 
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind 5 to 10 mph.
Saturday
 
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
 
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 71.
Sunday
 
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
 
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
 
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Olive Branch MS.