Hurricane hits holiday hotspot as expert warns of 'life-threatening' impacts
The eye of the storm remained just offshore(Image: AP)

TL;DR
- Hurricane Simon is pounding Mexico's coastline.
- The most damaging winds and rain are expected in the Puerto Vallarta area.
- There are concerns about catastrophic wind and life-threatening storm surge.
- Heavy rainfall is likely to cause flooding and mudslides.
- The hurricane's precise landfall is not yet clear.