As forecast, showers and thunderstorms are expected to affect T&T from Tuesday through Wednesday due to the passage of Tropical Wave 11 and an overall favorable atmosphere. The main hazards are heavy rainfall and gusty winds favoring Trinidad, triggering street and flash flooding. This tropical wave is also being monitored for tropical cyclone development but this disturbance is forecast to track slightly north of T&T.
The Adverse Weather Alert
The Trinidad and Tobago Meteorological Service has issued an Adverse Weather Alert Yellow Level on Monday afternoon at 4:05 PM. The alert will go into effect at 11:00 AM Tuesday 22nd June 2021 and will remain in effect through 5:00 PM Wednesday 23rd June 2021.
Additional shower and thunderstorm activity are forecast through the remainder of the week, though peak inclement weather is forecast during the alert period.
Trinidad and Tobago is not under any tropical storm watch or warning at this time.
“The passage of a Tropical wave will likely result in periodic rainfall, with the medium to high chance ( 60 – 70%) of thunderstorm activity. The threat of gusty winds, street flooding, and isolated flash flooding will be present during these periods.” according to the Trinidad and Tobago Meteorological Service. This “alert” status takes into account the possibility of the event occurring. This adverse weather event is possible.
The color of the alert indicates the severity of the event and the probability of the event occurring. Currently, the alert level is at Yellow. This means that the hazard is likely, but the severity of impacts is moderate for this particular alert. You should be aware of the hazards in your area associated with gusty winds in excess of 55 KM/H, street and flash flooding as well as landslides.
For a moderate Adverse Weather Alert, there is the potential for possible injuries, where behavioral changes are required to ensure safety. There may be minor damage to property, with income-earning temporarily disrupted and a couple of communities are affected
The Met Office is advising the public to monitor weather conditions and updates from official sources.