A rare late-season tropical storm, named Potential Tropical Cyclone Nineteen, has formed in the Caribbean Sea and is expected to strengthen into Tropical Storm Sara by Thursday. The National Hurricane Center is actively tracking the system, which may move towards Florida next week, raising concerns about possible impacts on the Gulf Coast. As preparations begin, forecasts indicate a high chance for further development, with the potential for Sara to threaten areas such as South Florida and Tampa Bay. Travel disruptions are also anticipated as this weather system evolves, with officials advising residents to stay informed and prepare for possible effects.