MEXICO CITY — Hurricane Darby strengthened right into a Class 4 storm Monday whereas far out within the Pacific west of southern Mexico, with forecasters saying it posed no menace to land.
Darby grew to become a hurricane Sunday, and the U.S. Nationwide Hurricane Heart mentioned its most sustained winds had reached 140 mph (220 kph) by Monday afternoon. It was centered about 1,135 miles (1,830 kilometers) west-southwest of the southern tip of Mexico’s Baja California peninsula and was transferring west at 15 mph (24 kph).
