The National Hurricane Center's 8 a.m. Wednesday update reported that Category 2 Hurricane Melissa is 45 miles northwest of Guantanamo Cuba and 205 miles south of the Central Bahamas. The hurricane is moving to the north-northeast at 14 mph, with maximum sustained winds of 105 mph.

The National Hurricane Center in Miami warned of "life-threatening and catastrophic flash flooding and landslides" throughout Hispaniola.

Tropical Storm Melissa is lumbering through the Caribbean Sea and bringing a risk of dangerous landslides and life-threatening flooding to Jamaica and southern Hispaniola.

Hurricane Melissa is currently sustaining winds near 140 mph, and is expected to make landfall in Jamaica on Monday.

Tropical Storm Melissa was churning in the Caribbean late Tuesday, according to forecasters warning Hispaniola to expect heavy rains and flooding over the next few days.

At 1 p.m. Wednesday, the National Hurricane Center issued an advisory stating that Category 2 Hurricane Melissa is 45 miles northwest of Guantanamo Cuba and 205 miles south of the Central Bahamas. The hurricane is moving to the north-northeast at 14 mph, with maximum sustained winds of 105 mph.

The storm's slow movement is expected to bring a deluge of rain to multiple countries in the Caribbean, and prolong its dangerous impacts over a period of several days.

Melissa had maximum sustained winds of 50 mph early Wednesday and was centered about 325 miles south-southwest of Port-au-Prince, Haiti.

Unlike other storms in this hurricane season, Melissa is likely to have a devastating effect on some of the most populated islands in the Caribbean.

Hurricane Melissa is expected to become a Category 5 hurricane on its way to landfall in Jamaica, per the National Hurricane Center Sunday, Oct. 26.

Millions of people in Jamaica, Haiti and the Dominican Republic are preparing for flooding rain and strong winds as Tropical Storm Melissa, which is now forecast to become a major hurricane, meanders in the central Caribbean.