People unload sandbags to protect their businesses in preparation for Hurricane Patricia in Puerto Vallarta, Mexico, on Friday. Mexican officials declared a state of emergency in dozens of municipalities.

Shoppers stand in line to buy supplies at a supermarket in Puerto Vallarta, Mexico, on Friday, as they prepare for Hurricane Patricia.

People make final preparations for the arrival of Hurricane Patricia in the Pacific resort city Puerto Vallarta, Mexico, on Friday. After hitting land, Patricia’s projected path would quickly take it over mountainous terrain that is prone to dangerous flash floods and landslides.

People stand in line as they begin arriving at a makeshift shelter set up in preparation for the arrival of Hurricane Patricia in the Pacific resort city Puerto Vallarta, Mexico, on Friday.

Residents await the arrival of Hurricane Patricia inside a small shelter run by the Red Cross in Puerto Vallarta, Mexico, on Friday. Residents and tourists were hunkering down or trying to make last-minute escapes ahead of what forecasters called a "potentially catastrophic landfall" later in the day.

A girl rests on the floor among family members as they await the arrival of Hurricane Patricia in a small shelter run by the Red Cross in Puerto Vallarta, Mexico, on Friday.

Mexican and international tourists board a bus to be transported to a shelter, bracing for the arrival of Hurricane Patricia, in Puerto Vallarta, Mexico, on Friday.

A worker boards up the front of a waterfront business as residents prepare for the arrival of Hurricane Patricia in Puerto Vallarta, Mexico, on Friday.

Residents prepare for the arrival of Hurricane Patricia by filling sandbags to protect beachfront businesses, in Puerto Vallarta, Mexico, on Friday.