From the National Weather Service in Peachtree City:

THE COMBINATION OF MOIST GULF AIR…ATMOSPHERIC INSTABILITY ALONG A
WARM FRONT BOUNDARY…AND AVAILABLE ENERGY OVER CENTRAL GEORGIA
CREATES A SUITABLE BREEDING GROUND FOR STRONG TO SEVERE
THUNDERSTORMS.

STRONG TO SEVERE THUNDERSTORMS POSSIBLE SATURDAY THROUGH SUNDAY.
FLOODING FROM HEAVY RAINS REMAINS A THREAT TO MONITOR THROUGH AT
LEAST MONDAY. SHOWERS AND THUNDERSTORMS REMAIN POSSIBLE THROUGH
THURSDAY.