Tropical Storm Erin is expected to strengthen into a hurricane. See the latest update on Thursday, Aug. 14 Tropical Storm Erin was moving quickly across the Atlantic Ocean, where it's expected to encounter warm waters and strengthen into a major hurricane,

Heavy rains that could lead to flooding and landslides are expected in Puerto Rico and the Virgin Islands as Tropical Storm Erin approached the region Friday. The storm was located several hundred miles east of the northern Leeward Islands and has maximum sustained winds of 70 mph (113 kph),