Hurricane Erin has weakened to a Category 1 storm after lashing North Carolina's Outer Banks with rough waves and coastal flooding, and bringing a threat of dangerous waves and potentially deadly rip currents to the East Coast.

Hurricane Erin continued to track away from the United States on Friday, and attention is turning to two other potential storms in the Atlantic Ocean. The National Hurricane Center thinks both of the systems could become tropical depressions soon. And one seems to be on a path that those in the Caribbean will need to watch.

Hurricane Erin has officially lost tropical characteristics and become "post-tropical" as it moves away from the U.S. East Coast and becomes a cold weather wind storm in the north Atlantic. Elsewhere,