 With the threat of American involvement in World War II, "Melville" steamed from the Caribbean for the east coast in November 1940.She arrived at Norfolk on 9 December for operations with the Patrol Force, U.S. Fleet, and was transferred back to the Atlantic Fleet on 1 February 1941.Following intensive training at Guantanamo Bay and Culebra, Puerto Rico, and three weeks of supply duties at Casco Bay, Maine, "Melville" continued on to Bermuda by 16 September to service neutrality patrol ships until returning to Norfolk on 28 November.