Now, all eyes are on Tropical Storm Sara, as it meanders over the western Caribbean Sea through the weekend. From there, its future is very uncertain. Topography over Central America and Mexico will work to tear the storm apart.

The 50mph storm made landfall in Honduras on Thursday and is set up bring heavy rain as it moves north towards Mexico over the weekend

In a worst-case scenario for the U.S., a major hurricane could hit Florida's Gulf coast, but forecasters say it would have to clear several hurdles.