MEXICO CITY—Hurricane Nora formed early Saturday in the eastern Pacific on a forecast track that would bring it near the Puerto Vallarta area and then head toward a close encounter with resorts at the tip of Baja California Peninsula. Nora had maximum sustained winds of 75 mph Saturday morning, with tropical storm force winds extending out 205 miles from the center in some places. The storm’s large wind field and heavy rains mean much of Mexico’s central and northern Pacific Coast is likely to see floods, mudslides, and perilous surf even if it misses the very heart of the hurricane. The weakened remnants may even bring rains later next week to the U.S. Southwest, the Great Basin, and Central Rockies, forecasters said. The U.S. National Hurricane Center forecast track showed Nora skirting close to the bay sheltering Puerto Vallarta by Sunday morning and then shooting straight up the narrow Gulf …