A tropical storm warning means tropical storm conditions are expected somewhere within the warning area, and in this case, within 24 hours, the hurricane center said. Heavy rain is still expected across the Virgin Islands and Puerto Rico, with 3 to 6 inches across most areas and 8 inches in isolated spots.

By The Associated Press Hurricane Erin weakened to a Category 3 hurricane Sunday as its outer bands continued to lash the Virgin Islands and Puerto Rico with heavy rains and tropical-storm force