Restoration of the Everglades begins in the vicinity of Orlando. The Okeechobee River drains into Lake Okeechobee, a lake with an average depth of . During the wet season when the lake exceeds its capacity, the water leaves the lake in a very wide and shallow river, approximately long and wide. This wide and shallow flow is known as "sheetflow". The land gradually slopes toward Florida Bay, the historical destination of most of the water leaving the Everglades. Before drainage attempts, the Everglades comprised , taking up a third of the Florida peninsula. Since the early 19th century the Everglades have been a subject
Effects of Hurricane Wilma in Florida 15:00 UTC on October 22. Six hours later, NHC issued another hurricane watch for the west coast of Florida south of Longboat Key and on the east coast of Florida to the south of Titusville, including Lake Okeechobee. At 21:00 UTC on October 23, a tropical storm watch was put into effect on the west coast from Longboat Key northward to the Steinhatchee River and on the east coast from Titusville northward to Fernandina Beach. Early the following day, the hurricane watch was upgraded to a hurricane warning on the west coast and on the east coast from Jupiter Inlet