Hurricane Erin is now a Category 5 storm as it rapidly intensified and threatens the Leeward Islands and Puerto Rico, then will move along the U.S. East Coast

Aug 16 (Reuters) - Hurricane Erin, the first hurricane of the 2025 Atlantic season, is a formidable Category 4, the U.S. National Hurricane Center said in an update late on Saturday downgrading the storm from Category 5 as the wind speed eased slightly.

It quickly powered up from a tropical storm to a Category 5 in a single day, the National Hurricane Center said.