The 2020 Wet Season Has Begun

The 2020 Wet Season has been declared by the Trinidad and Tobago Meteorological Service following rainfall activity associated with the passage of a Tropical Wave.

‼️Declaration of the start of the 2020 Rainy Season‼️ 🔹 Triggered following the recording of measurable rainfall from…

Posted by Trinidad and Tobago Meteorological Service on Saturday, May 30, 2020

This marks the 6th year in a row the Trinidad and Tobago Meteorological Service has declared the Wet Season in the month of May. The Wet Season typically runs from June through December.

Historical Wet Season start dates based on the Trinidad and Tobago Meteorological Service’s Wet Season Declarations.
Historical Wet Season start dates based on the Trinidad and Tobago Meteorological Service’s Wet Season Declarations.

There is no fixed date for the beginning of the wet season. Historically, April into May are the transitional months into a wetter climate. The Trinidad and Tobago Meteorological Service will officially declare the start of the annual wet season once one of two features move across Trinidad and Tobago, triggering rainfall.

On the first occurance of a tropical wave or the ITCZ moves across T&T, producing rainfall the TTMS can declare the start of the wet season.

According to the TTMS, an overall above-normal wet season is forecast. The start of the wet season, June to August, is likely to receive more rainfall than usual. There is the concern for flooding is elevated since the period June through August is usually the wettest months of the season.

The Hurricane Season also extends from 1st June through 30th November. An overall above active Hurricane Season is also expected. Based on the TTMS’ forecast, for the area east of T&T, there will most likely be six (6) named storms from a possible range of four (4) to eight (8). Two (2) of these are most likely to become hurricanes in our area of interest from a range of one (1) to three (3).

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