MIAMI - The lower and middle Florida Keys are under a tropical storm warning as Hurricane Rafael is forecast to grow steadily on a path for Cuba, where it's expected to arrive on Wednesday. A tropical storm warning is also issued for portions of Cuba. A hurricane warning is in effect for parts of Cuba.

ToplineTropical Storm Rafael is expected to strengthen on Tuesday while becoming a hurricane over the western Caribbean as the storm heads northwest toward the Gulf Coast later this week, impacting the Florida Keys and other states,

Even without a landfall in Florida, the state is expected to feel some impacts from Rafael, starting as early as today.