National Weather Service Forecast for: Brookhaven MS
Issued by: National Weather Service Jackson, MS
Updated: 11:15 pm CDT Aug 25, 2026
 
Tonight

Tonight: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 72. Calm wind.
Patchy Fog

 Wednesday

Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming west northwest around 5 mph.
Patchy Fog
then Chance
T-storms
 Wednesday
Night
Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 73. Calm wind becoming south around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Chance
T-storms
 Thursday

Thursday: Showers and possibly a thunderstorm. High near 91. Heat index values as high as 103. Southwest wind around 5 mph becoming west northwest in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers
Likely then
T-storms
 Thursday
Night
Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers
Likely
 Friday

Friday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 40%.
Chance
T-storms
 Friday
Night
Friday Night: Mostly clear, with a low around 69. Calm wind.
Mostly Clear

 Saturday

Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming northeast around 5 mph.
Sunny then
Slight Chance
T-storms
 Saturday
Night
Saturday Night: Mostly clear, with a low around 70. Calm wind.
Mostly Clear
Lo 72 °F Hi 97 °F Lo 73 °F Hi 91 °F Lo 71 °F Hi 93 °F Lo 69 °F Hi 92 °F Lo 70 °F

 

Tonight
 
 Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 72. Calm wind.
Wednesday
 
 A 30 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming west northwest around 5 mph.
Wednesday Night
 
 A 50 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 73. Calm wind becoming south around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Thursday
 
 Showers and possibly a thunderstorm. High near 91. Heat index values as high as 103. Southwest wind around 5 mph becoming west northwest in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
 
 Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
 
 A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 40%.
Friday Night
 
 Mostly clear, with a low around 69. Calm wind.
Saturday
 
 A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming northeast around 5 mph.
Saturday Night
 
 Mostly clear, with a low around 70. Calm wind.
Sunday
 
 A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Chance of precipitation is 30%.
Sunday Night
 
 Mostly clear, with a low around 71.
Monday
 
 A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Monday Night
 
 Mostly clear, with a low around 72.
Tuesday
 
 A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.

 

Forecast from NOAA-NWS for Brookhaven MS.