The National Meteorological Service says a Trough associated with Tropical Depression Harvey is expected to move into the vicinity of the island late tonight.
The Met Service says Harvey is expected to re-intensify into a Tropical Storm tomorrow.
It says based on current forecast, the storm will pass to the south of the island.
As a result, the Met Service says most parishes should experience periods of showers, thunderstorms and gusty winds, starting tonight into Monday.