Hurricane Melissa, now a powerful Category 5 storm, is bearing down on Jamaica and is forecast to be the worst storm in the island's history.Melissa will likely remain at Category 5 strength by the time it makes landfall in Jamaica midday or early afternoon Tuesday.

Hurricane Melissa was set to pummel Jamaica on Tuesday as a catastrophic Category 5 storm, the strongest to lash the island since recordkeeping began 174 years ago.

The Jamaican government issued mandatory evacuation orders Sunday evening for several vulnerable coastal communities, including parts of Kingston, as Melissa intensifies on its approach to the Caribbe...