An adverse weather alert yellow level has been issued by the Meteorological Service.
It will take effect from 5am Friday and will come to an end at 6pm.
The Alert says periods of rain or showers of varying intensities are expected from early morning, starting with southern parts of Trinidad, due to a combination of the ITCZ and approaching Tropical Waves.
It says there is also a high chance of thunderstorm activity.
These thunderstorms can produce intense rainfall in excess of 25mm.
Gusty winds in excess of 55 km/hr may be experienced especially in the vicinity of showers/thunderstorms.
Street/flash flooding and localized ponding are also likely in heavy downpours.
Seas can become agitated at times in sheltered areas.
Members of the public are being asked not to wade or drive through flood waters.
Secure loose outdoor items and livestock.
Monitor weather conditions and official updates. More information: www.metoffice.gov.tt/ ; www.odpm.gov.tt.