Helene is expected to rapidly intensify into a major and massive hurricane with 115-mph winds by the time it makes landfall Thursday.

Tropical Storm Helene formed on Tuesday and is forecast intensify into a major hurricane before making landfall on Florida’s Gulf coast by Thursday afternoon. Here’s the latest

Forecasters say they expect Tropical Storm Helene in the Caribbean Sea to strengthen rapidly and become a hurricane as it moves north across the Gulf of Mexico on Wednesday toward the U.S.