Missing is a 38-year-old man, last seen wearing green cargo shorts, a blue T-shirt, and a blue lifejacket.
Coast Guard crews have covered approximately 1,890 square miles, and are searching an area covering Tybee Island and up to approximately 24 miles offshore.
Coast Guard crewmembers aboard the Coast Guard Cutter Chinook, a 45-foot Response Boat—Medium from Coast Guard Station Tybee Island, and an HC-130 Hercules airplane from Coast Guard Air Station Clearwater, Florida, searched Tuesday. The Coast Guard is scheduled to continue the search throughout the night and into Wednesday morning with crews aboard a C-130, an MH-65 Dolphin helicopter, and the Cutter Chinook.
Local agencies assisting in the search include crews from Savannah-Chatham Metro Police and Georgia Department of Natural Resources.
Anyone with information that can assist search crews is urged to call the Sector Charleston Command Center at 843-740-7050.