The Met Services has issued a Yellow Level Watch for hazardous seas from Thursday to Saturday this week.
The Met Services says to expect long period northerly swells affecting northern and sheltered coastlines of Trinidad and Tobago.
Large breaking waves are expected in nearshore zones.
Sea bathers, fishermen, and small craft operators should exercise extreme caution in or near the sea and make preparations to safeguard lives and property.
The Met Services is instructing all to follow the instructions of lifeguards and monitor official news sources.