Tropical Storm Dexter formed Sunday night over the western Atlantic, far off the coast of North Carolina, according to forecasters who expect it to move away from the U.S. coast.

Should another weather system develop into a tropical storm, the system would be named Dexter.

Tropical Storm Dexter formed Sunday night over the western Atlantic, far off the coast of North Carolina, according to forecasters who expect it to move away from the U.S. coast.