Hurricane Erin exploded in strength to a Category 5 storm in the Caribbean on Saturday, rapidly powering up from a tropical storm in a single day, the National Hurricane Center said.

Hurricane Erin has turned into a Category 5 storm, rapidly powering up over the course of 24 hours, the National Hurricane Center said.

These coastal areas, including New York City beaches, will see dangerous rip currents, high surf, waves that could reach 12 feet, flooding, beach erosion and wind gusts between 20-40 mph.