Tropical Storm Melissa continued its slow slog across the Caribbean Sea on the morning of Oct. 25, and forecasters said the storm is expected to rapidly intensify over the next 24 hours, potentially powering up to a Category 4 or 5 hurricane with winds over 150 mph.

Forecasters are monitoring Tropical Storm Melissa, which is expected to become a “major” hurricane by the end of the weekend.

"We will be very fortunate if Melissa does not cause a humanitarian disaster in the northern Caribbean next week," said Dr. Ryan Truchelut, chief meteorologist at WeatherTiger, who works with the USA...