9:30 AM: Hot, Sunny Conditions, Few Isolated Showers Forecast for Monday.

5-Day Weather Outlook for Trinidad and Tobago.

Weather Forecast (Next 24 Hours)

Weather Forecast for Monday 20th May 2019
Weather Forecast for Monday 20th May 2019

As of 9:30 AM Thursday 16th May 2019, partly cloudy skies are occurring across Trinidad and Tobago. A few isolated showers are forecast, favoring Trinidad during the late morning through the afternoon. A settled night ahead for both islands with the low chance of a brief, isolated shower.

An Atlantic high-pressure system continues to dominate weather conditions across Trinidad and Tobago, bringing generally breezy and settled conditions to the islands. A few isolated showers are possible due to low-level clouds moving across the islands, mainly across and near Eastern Trinidad and Tobago. By the late morning through the afternoon, partly cloudy skies are forecast across both islands. Mostly settled conditions are forecast into the late evening and night with the odd isolated shower, generally remaining light to moderate and brief.

Winds are generally forecast between 20-30 KM/H by the late afternoon, with gusts up to 50 KM/H at times. Saharan dust is present in mild concentrations across Trinidad and Tobago and is forecast to remain in place through the week, decreasing in concentration as the week progresses.

Weather Forecast (Through the Week)

5-Day Weather Outlook for Trinidad and Tobago.
5-Day Weather Outlook for Trinidad and Tobago.

Similar conditions to Monday are forecast on Tuesday. However, moisture is forecast to be on the uptick as the day progresses. In addition, upper-level conditions are forecast to begin becoming more favorable, particularly across Southern Trinidad.

Moisture will continue to increase across Trinidad on Wednesday and Thursday, with favorable upper-level conditions remaining in place. Winds are also forecast to decrease to 10-15 knots at low-levels. Ultimately, the combination of these features results in the development of showers, with a few becoming heavy and even developing into thunderstorms. Thunderstorm chances are still relatively low but will favor Wednesday and Thursday, late morning through the afternoon across Southern and Western Trinidad.

Mostly settled conditions are forecast to return to Trinidad and Tobago later on Friday, though some isolated showers are still possible.


Last night’s minimum temperatures were 24.4°C at Piarco, Trinidad, and 25.2°C at Crown Point, Tobago. Tonight’s minimum temperatures are forecast to be near 25°C at Piarco, Trinidad, and 26°C at Crown Point, Tobago.

Today’s maximum high temperatures across T&T are forecast to be near 33°C at Piarco, Trinidad and 32°C at Crown Point, Tobago. Heat indices may top at 37°C at Piarco, Trinidad and 35°C at Crown Point, Tobago. The heat index is an index that combines air temperature and relative humidity, generating a “feel’s like” temperature.


Seas are forecast to remain slight to moderate in open waters through the week. Waves in open waters are forecast between 1.0 and 2.0 meters, particularly East of Trinidad and Tobago over the next 24 hours. In sheltered areas, seas to remain smooth, below 1.0 meters. Winds will be from the east through the day or so at 15-20 knots from the east then 10-15 knots, from the east to southeast on Wednesday through Friday.

Mild Concentrations of Saharan Dust Present Across Trinidad and Tobago

Saharan Dust concentrations are mild across Trinidad and Tobago on Monday. Concentrations to decrease as the week progresses.


Tropical Update

In the Atlantic Ocean, there are two systems – Invest 90L and a subtropical depression east of Brazil. Neither of these systems pose a threat to Trinidad, Tobago or the Eastern Caribbean. There are no tropical waves being monitored at this time.

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