At 11 p.m., Kirk was about 170 miles east of Barbados. Rainfall accumulations of at least 2 to 4 inches (50 to 100 millimetres) are possible between tonight and Friday morning. "Little change in strength is forecast until Kirk crosses the Lesser Antilles, followed by weakening over the eastern Caribbean Sea", the NHC said.
Local forecasters say feeder bands trailing the system are expected to move across the island later this evening into early tomorrow bringing pockets of moderate to heavy showers, periods of rain, isolated thunderstorms and occasional gusty winds.
A Tropical Storm Watch is in effect for St Vincent and the Grenadines.
While current projections have Kirk dissipating before approaching south Florida (thanks to that wind shear) when a tropical system approaches the Caribbean sea, we need to watch it.
The storm has 50 miles per hour winds and is moving west-northwest at 15 miles per hour, the agency said, adding that several warnings and watches are in effect.
The watches generally mean there is a possibility of the hazards occurring in the next 48 hours, and residents should keep a close watch on updated forecasts.
Tropical Storm Kirk was maintaining 50 miles per hour winds as of 5:00 a.m. this morning as it continues to push its way towards the Lesser Antilles, with Dominica, Barbados, St. Lucia, Martinique and Guadeloupe now under tropical storm warnings. The NHC is giving post-tropical cyclone Leslie a 50% chance of tropical or subtropical development in the next two days, and a 90% chance over the next five days.
NOAA advises: "Interests elsewhere in the central and northern Lesser Antilles should monitor the progress of Kirk".
A Tropical Storm Warning is issued when Tropical Storm conditions, including winds of 39-73 mph, are EXPECTED in a specified coastal area within 36 hours or less.
Dominica, according to the National Hurricane Center, which warned that these rains may produce life-threatening flash floods and mudslides.