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,

Tropical Storm Rafael is expected to become a hurricane by the end of Wednesday. Rafael is expected to strengthen into a hurricane as it heads toward Cuba. “Rafael is expected to become a hurricane as it passes near the Cayman Islands with further strengthening before it makes landfall in Cuba,” according to the National Hurricane Center in Miami.