Hurricane Matthew is threatening much of the northern Caribbean, including Jamaica and Haiti, according the latest information from the National Hurricane Center in Miami.

The Hurricane, which vacillated around a Category 4 strength on Saturday, led to a hurricane warning in effect for Jamaica and for Haiti, from the southern border with the Dominican Republic to Le Mole St. Nicholas. The storm had briefly reached a Category 5 strength before slowing slightly on Saturday afternoon.

A Hurricane Watch was also in effect for Haiti east of Le Mole St. Nicholas to the northern border with the Dominican Republic and for Cuba, from the province of Camaguey to the province of Guantanamo.

A hurricane warning means that hurricane conditions are expected somewhere within the warning area. A hurricane watch means that hurricane conditions are possible within the watch area.

As of late Saturday, Matthew was expected to bring life-threatening rainfall to portions of Haiti.

The storm had already led to at least one death in the Caribbean on the island of St. Vincent as the storm first reached the wider Caribbean region.

Matthew is expected to remain a powerful hurricane through Monday, the Hurricane Center said, with maximum sustained winds near 150 mph with higher gusts.

It was the strongest of its kind in the Atlantic basin since Hurricane Felix in 2007 and could