PLYMOUTH, Mass.—The urgency of preparations for a monster storm hitting parts of the Northeast became a priority Saturday when Henri was promoted to a hurricane as the tropical system moved closer to landfall, expected to hit Long Island and Connecticut first. The National Hurricane Center said late Saturday morning that a hurricane warning for the southern coast of New England, including Rhode Island, was being extended eastward to west of Westport, Massachusetts, encompassing Block Island. It said a tropical storm warning for the coast of Massachusetts had been extended eastward, including Nantucket. Landfall is expected Sunday. Forecasters predicted a dangerous storm surge could occur as early as late Saturday in portions of Long Island, Connecticut, Rhode Island, and southeastern Massachusetts. The storm surge and tide could cause high water in coastal New England as Henri moves inland, while heavy rain and wind may also produce flooding. Henri was veering a …