Storm Surge/Tide in Coastal Horry, South Carolina

Storm surge flooding occurred along Duffy Street from the 23rd Avenue intersection to the 30th Avenue intersection. Flooding also occurred near Kings Highway. More flooding occurred on Waccamaw and Sunset Drive. People were evacuated at the 300th block of Cherry Grove. Storm surge flooding was also reported at Myrtle Beach.

Hurricane Isaias came off the African coast as a tropical wave on July 23, 2020. It became Tropical Storm Isaias on July 30th, further strengthening to a hurricane on the 31st. After crossing the Bahamas, it weakened to a tropical storm. Isaias strengthened again to a hurricane as it approached the coast of North Carolina. Hurricane Isaias made landfall at Ocean Isle Beach as a strong Category 1 around 11 pm on August 3rd, with an 87 mph recorded gust. It pushed inland to Goldsboro NC, where it weakened and accelerated northward.

Rainfall was heaviest along the coast of Georgetown County, topping out at nearly seven inches. Most areas along the coast of South Carolina received around three to four inches on average, with lesser amounts inland.