A tropical storm swirling in the Caribbean is on track to explode into a major hurricane — and while its path remains unclear, forecasters warn the East Coast could be hit with torrential rain and powerful winds.

Tropical Storm Melissa formed in the Caribbean Sea on Tuesday and is expected to become the year’s fifth Atlantic hurricane early Saturday in southern Jamaica before rapidly intensifying into a Category 3 monster by early Monday in the western Caribbean, according to the National Hurricane Center.

The track of the slow-moving system — sitting about 300 miles south-southwest of Port-au-Prince and creeping along at just 2 mph with 50 mph sustained winds — remains “very uncertain” after it churns through the Caribbean’s western basin, FOX Weather Meteorologist Dylan DeBruyn told Th

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