The National Emergency Management Organisation (NEMO) said at Friday morning that all emergency shelters remain activated.
There are also reports of localised flooding in Fancy and Owia, but there are no reports of damage so far. All rivers and dry guts north of Rabacca are swollen.
The centre of Tropical Storm Harvey is expected to pass near or over St. Vincent around midday today (Friday).
NEMO is urging everyone to remain indoors until the all clear is given. Residents and motorist in flood-prone areas, areas prone to land-slippage, near rivers and streams should be on the alert and take all necessary precautions.
A small craft warning is in effect for rough seas and high winds. At 8 a.m. Friday, the centre of the system was located near 13.0°N, 60.3°W or about 60 miles (95 km) east of St. Vincent and the Grenadines.
The system is moving westward at 18 mph (30 km/h) and on this track, the centre is expected to pass near or over St. Vincent this afternoon.
Maximum sustained winds will remain near 40 mph (65km/h) with higher gusts. Minimum central pressure is currently 1005mb.
Pockets of moderate to heavy showers periods of rain, and thunderstorms have been moving across St. Vincent and the Grenadines and will continue to do so for the next several hours. Further rainfall accumulations of 3 to 4.