Tropical Storm Melissa continues to spin in the Caribbean. At the same time, "life-threatening and catastrophic flash flooding and landslides" are expected over portions of Southern Hispaniola and Jamaica through the weekend, according to the National Hurricane Center.

The NHC said in a 5 a.m. ET advisory on Friday, Oct. 24, that Melissa was located about 275 miles southwest of Port-Au-Prince, Haiti, with maximum sustained winds of 45 mph with higher gusts. It remains stationary in the Caribbean.

A hurricane watch is in effect for the southwestern peninsula of Haiti, from the country's shared border with the Dominican Republic to Port-Au-Prince. The peninsula, along with Jamaica, is also under a tropical storm warning.

Forecasters said Melissa is nearly stationary, but it is expect

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