The already sprawling storm will grow larger as it hurls the ocean toward the East Coast and Bermuda, and it could have company this week.

Hurricane Erin is forcing evacuations on North Carolina’s Outer Banks as it threatens to whip up wild waves and tropical force winds.

Hurricane Erin has prompted mandatory evacuations in the Outer Banks. Avon, Kill Devil Hills, Hatteras Island, Ocracoke Island and Rodanthe are under mandatory evacuations along with Dare and Hyde counties.