Forming from a disturbance in the Intertropical Convergence Zone on September 26 and becoming a tropical storm on September 29, the hurricane strengthened to a peak of 85 mph as a Category 1 hurricane on the Saffir-Simpson Hurricane Scale on September 30 before making landfall just east of La Paz, Baja California Sur, near Ciudad Constitución in Mexico, exiting over the Gulf of California.