Rain, tropical-storm-force winds and even the potential for some tornadoes are possible for some portions of Florida with Tropical Storm Rafael.

Tropical Storm Rafael formed in the Caribbean Sea Monday afternoon and could bring a rare November threat to the United States this weekend. Rafael is forecast to strengthen into a hurricane Tuesday,

Extreme Weather Maps: Track the possibility of extreme weather in the places that are important to you. Heat Safety: Extreme heat is becoming increasingly common across the globe. We asked experts for guidance on how to stay cool.