Tropical Storm the storm is projected to escalate to a uncommon Category 5 hurricane as it turns in the direction of Jamaica, delivering dangerous sudden floods and landslides.
The hurricane, which registered wind speeds of up to 120 miles per hour as of 6:00 AM GMT, is presently veering toward the northwest in the Caribbean and is anticipated to make landfall by Tuesday, as reported by hurricane specialists.
Advisories of blackouts and disruption to utilities have been announced as the hurricane produces up to thirty inches of precipitation and storm surges as high as 4m above normal levels. "Find safe refuge immediately," locals have been told.
Melissa is the 13th hurricane in the ongoing Atlantic storm period, which usually concludes in November.
A highest-level hurricane is the most powerful category, with winds of at least 157mph.
Although this storm is expected to reduce in intensity to a Category 4 hurricane before arriving at the island, authorities said there was "very little practical difference in the overall impacts" upon reaching the coast, and that the storm will be "at least that intensity" when it impacts the country.
With tropical storm-level winds and rain already expected ahead of it moves across central Jamaica - perhaps encompassing the national capital - advisories state that "preparations should be rushed to completion".
"A multi-day period of destructive gusts and torrential rain has started and will cause catastrophic and life-threatening rapid water accumulation and numerous landslides," advised meteorological officials.
The nation's leader the statesman commented: "I know that there are many Jamaicans who are concerned, who are extremely apprehensive, and rightfully so: concern is justified.
"But the best way to manage worry and any nervousness and worry is to stay ready."
Inhabitants are being told to secure their homes with protective bags and plywood sheets, and to stock up on basic necessities.
Warnings are also ongoing for regions of Haiti including the primary urban center, the neighboring country and eastern Cuba, where the hurricane is anticipated to bring analogous consequences by the midweek period.
Landslides presently generated by the hurricane have resulted in two fatalities in Haiti, according to emergency services.
This weather system is projected to move across the island nation by the middle of the week before traveling via the Greater Antilles and entering the Atlantic.
By the moment it arrives at the Caribbean nation, it is anticipated to have weakened to a third-level cyclone.
Even though it is hard to connect individual weather events to global warming, scientists say it is resulting in meteorological events more common and more intense.
Increased sea temperatures produce greater water vapor in the air, helping fuel the creation of tropical cyclones.
Ahead of the commencement of the current Atlantic hurricane season, weather organizations projected increased storm frequency, mentioning elevated ocean temperatures and likely enhanced seasonal rains around West Africa - where tropical systems typically originate.
Lena Hofmann ist eine erfahrene Journalistin mit Schwerpunkt auf Schweizer Politik und gesellschaftlichen Entwicklungen.