Emergency managers said boats, mobile homes, recreational vehicles, trailers and campers are no longer being asked to leave the island chain.
Haitian civil protection officials said they had received reports a 10-year-old girl was killed when a tree fell on a home in the southern coastal town of Anse-a-Pitres, on the border with the Dominican Republic.
Haiti's prime minister said at least eight other people died and two were missing.
Residents and visitors should be aware of hazardous weather conditions in the Florida Keys starting Monday morning through Tuesday morning.
Heavy Rains and Flash Flooding Continues Over Western Cuba.
Meanwhile, Marco weakened to a tropical depression Monday night after it made landfall near the mouth of the Mississippi River.
Description: The area saw squalls, with heavy rain and wind along the shoreline on Tuesday.