Environmental conditions conducive for tropical development in the Caribbean Deep convection will move westward south of Jamaica and could quickly become a Tropical Depression in the next two

Tropical Storm Rafael formed in the Caribbean on Monday, a storm that's predicted to intensify into a hurricane and threaten the Gulf Coast this weekend.

Millions of people from the Caribbean to the U.S. Gulf Coast are keeping their eyes on Tropical Depression Eighteen as the system becomes better organized and is forecast to become Hurricane Rafael in the coming days.