Original: The hurricane weakened as an approaching trough increased shear over the storm ; this same trough also turned the storm north on the September 13 , where it made landfall as a minimal hurricane on Baja California that day .
Simplified: The hurricane weakened as an approaching trough increased shear over the storm ; this same trough also turned the storm north on the 13th , where it made landfall as a minimal hurricane Baja California that day .