The storm was reportedly packing maximum sustained winds of 265kph when it came ashore.
Two people were killed when Hurricane Lidia struck Mexico’s western states of Jalisco and Nayarit earlier this month.
“We won’t be running any tours today,” boat operator Carolina Torres said, voicing hope that Otis might weaken before making landfall.Rainfall of up to 51cm was expected across Guerrero and parts of neighbouring Oaxaca state, the NHC said. Hurricanes hit Mexico every year on both its Pacific and Atlantic coasts, usually between May and November, though few make landfall as a Category 5.
Just this week, Tropical Storm Norma left three people dead, including a child, after making landfall for a second time in the northwestern state of Sinaloa.