 Favorable conditions allowed the storm to intensify quickly, and it attained peak winds of 130 mph (210 km/h) on August 30.Eyewall replacement cycles and land interaction with western Mexico weakened the hurricane, and John made landfall on southeastern Baja California Sur with winds of 110 mph (175 km/h) on September 1.It slowly weakened as it moved northwestward through the Baja California peninsula, and dissipated on September 4.