Douglas was moving northwesterly at 8 mph (13 kph) and headed generally toward the Baja California peninsula, where the Los Cabos resort is located, but was not expected to make landfall on its current track.

"Heavy rains associated with Douglas could affect portions of the southwestern coast of Mexico between Lazaro Cardenas and Puerto Vallarta," the center said. (Reporting by Chris Aspin; Editing by Eric Beech)