Melissa, which is now a Category 4 hurricane, is bringing catastrophic winds, rain and storm surge to Jamaica, where residents and tourists are sheltering in place. Melissa is now a Category 4 hurricane, with maximum sustained winds decreased to 150 mph, but it remains an extremely dangerous storm as it sweeps across western Jamaica.

British tourists in Jamaica have been told to prepare as the island’s strongest storm on record closes in.

When Melissa came ashore it tied strength records for Atlantic hurricanes making landfall, both in wind speed and barometric pressure, which is a key measurement that meteorologists use, said Klotzba...