Hurricane Florence was a powerful hurricane that caused severe damage in the Carolinas in September 2018, primarily as a result of freshwater flooding. The sixth named storm, third hurricane, and the first major hurricane of the 2018 Atlantic hurricane season, the system became a tropical storm on September 1. Florence rapidly intensified on September 4-5, becoming a Category Four major hurricane on the Saffir–Simpson scale. Florence broke the South Carolina record for most rainfall from a tropical system. The highest recorded rainfall total in South Carolina was 23.63 inches in Loris, S.C. Rainfall amounts in excess of 15 inches were recorded in Georgetown, Horry, Marlboro, Dillon, Marion, and Chesterfield counties. Wind gusts as high as 60 mph were recorded in Horry, Florence and Marion counties.
FEMA information dedicated to the disaster relief in South Carolina.