The earthquake was so big that reports state buildings in Miami were evacuated as a result.
Severe tremors were felt in far western Jamaica.
The Pacific Tsunami Warning Centre says waves as high as a metre could hit Belize, Cuba, Honduras, Mexico, Jamaica and the Cayman Islands.
The centre of the quake was six miles below the ocean’s surface, 73 miles from Lucea.
At the time of writing, no damage or injuries have been reported.
The FCO has yet to issue a travel warning for British tourists in the area.
Updates to follow…
READ MORE: Jamaica earthquake mapped: Where did HUGE 7.7 quake hit [MAP]