Hurricane Erin has been reported to have strengthened to a category 4 storm, but its intensity has also been described as weakening to a category 3 and strengthening to a category 2 at various points. The storm's path has affected the north carolina coast and brought strong winds and waves to areas such as Nantucket and Martha's Vineyard. Erin's status has also been reported as having transitioned to a post-tropical storm, moving out to sea.