Hurricane Otis: storm strengthens to Category 5 in a matter of hours as it nears Mexico

Hurricane Otis is forecast to make landfall near the Mexican resort of Acapulco, with the US National Hurricane Center warning of nightmare scenario'

Hurricane Otis strengthened from a tropical storm to a dangerous Category 5 hurricane in a matter of hours on Tuesday as it approached Mexico's southern Pacific coast, with the president urging residents to seek shelter.

The storm was forecast to make landfall near the resort of Acapulco early on Wednesday and the US National Hurricane Center warned it will cause catastrophic damage.