MIAMI, United States — Hurricane Melissa has escalated into a Category 1 storm, posing a significant threat as it moves at an alarmingly slow pace toward Jamaica, according to the US National Hurricane Center (NHC). The hurricane, currently generating winds of 75 miles (120 kilometers) per hour, is forecasted to intensify rapidly into a major hurricane within the next 24 hours. The NHC’s latest advisory highlights the potential for devastating flash floods and landslides in Jamaica and Haiti, with the storm expected to linger over the region for several days.