The island is on red alert, meaning an eruption is “imminent now,” NEMO said.
There are evacuation orders in a dozen districts of Sant Vicenç, affecting approximately 6,000 to 7,000 people, a spokesman for the University of the West Indies Seismic Research Center (UWI-SRC) told CNN.
Sant Vicenç is the largest island in the chain of Sant Vicenç and the Caribbean Grenadines.
According to UWI-SRC, scientists at the Belmont Observatory in St. Vincent observed a volcanic quake on the island around three in the morning, local time.
According to the UWI-SRC, the first tremor band was followed by four more, the most recent at 1 p.m. This type of seismic signal is usually associated with the movement of magma and fluids near the surface.
Clouds of steam could also be seen from the observatory during periods of tremors.
Trinidad and Tobago Prime Minister Keith Rowley has spoken to Gonsalves and offered help, according to Trinidad and Tobago’s Ministry of National Security.
Venezuela will send humanitarian supplies and risk experts, Venezuelan Foreign Minister Jorge Arreaza said on his Twitter account.