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.

Strong winds and waves battered Nantucket and Martha’s Vineyard and dangerous rip currents threatened from the Carolinas to New England as Hurricane Erin made its way farther out to sea. The storm was forecast to cause possible coastal flooding into the weekend along the East Coast but was also expected to gradually lose