Tropical Storm Erin is expected to strengthen into a powerful hurricane and could bring heavy rain, damaging winds and dangerous surf to the Leeward Islands and Puerto Rico this weekend. AccuWeather meteorologists say a turn toward the west-northwest is likely before Erin reaches the islands.

Hurricane Erin strengthened rapidly to a Category 3 storm early today as it churned towards the Caribbean, with a warning issued that flash floods

Hurricane Erin rapidly strengthened offshore to a "catastrophic" Category 5 storm on Saturday, as rain lashed Caribbean islands and weather officials warned of possible flash floods and landslides.