Adverse Weather Alert Remains In Effect For T&T

Key Messages:
— The Intertropical Convergence Zone is across Trinidad and Tobago, as forecast, with strong wind shear keeping much of the activity south and east of Trinidad. Showers and thunderstorms are forecast continue mainly affecting eastern and southern Trinidad, spreading across the country through today. Note that higher, overall rainfall accumulations are forecast to remain south and east of the country.
— Main impacts include gusty winds in excess of 45 KM/H and street or flash flooding across both islands. Flooding will be exacerbated across Southern and now Eastern Trinidad, where several streams, tributaries, and smaller rivers have already burst their banks. Increased sustained winds across the country, particularly ahead of and during thunderstorms and heavy showers are also possible. These gusty winds may cause scattered areas of power dips/outages, downed trees, and localized wind damage.
— Frequent lightning may accompany thunderstorms. Landslides are possible across the Northern Range and Tobago. Funnel clouds and waterspouts are unlikely. Seas are forecast to remain agitated.
– The alert remains effective from 11:00 PM Tuesday through 4:00 PM Wednesday for Trinidad, Tobago, and surrounding marine areas.

The Adverse Weather Alert

The Trinidad and Tobago Meteorological Service has updated the Adverse Weather Alert (Yellow Level) on Wednesday morning at 9:02 AM. This alert went into effect from 11:00 PM Tuesday 26th October 2021 through 4:00 PM Wednesday 27th October 2021 for Trinidad, Tobago, and surrounding marine areas.

Trinidad and Tobago is not under any tropical storm watch or warning at this time.

Adverse Weather Alert information from the Trinidad and Tobago Meteorological Service
Adverse Weather Alert information from the Trinidad and Tobago Meteorological Service
Adverse Weather Alert information from the Trinidad and Tobago Meteorological Service
Adverse Weather Alert information from the Trinidad and Tobago Meteorological Service

“Rainfall activity of varying intensities is expected to continue intermittently over the next several hours. There is a medium/high (60-70%) chance of isolated heavy showers/thunderstorms, especially over eastern offshore areas. Gusty winds in excess of 45km/hr are possible in the event of heavier showers/thunderstorms. Additional rainfall will exacerbate areas already inundated. IMPACTS: Smaller watercourses can become overwhelmed and spill over onto surrounding environs. Localized flooding and ponding can cause temporary traffic disruptions and landslips are possible in areas so prone. Gusty winds can lead to loose/unsecured items being displaced as well as further agitation of sea conditions.” according to the Trinidad and Tobago Meteorological Service. This “alert” status takes into account the possibility of the event occurring. This adverse weather event has been observed.

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 has been observed, but the severity of impacts is moderate for this particular alert. You should be aware of the hazards in your area associated mainly with gusty winds in excess of 55 KM/H, but lesser so 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 official updates, do not wade or drive through flood waters, residents along river banks should be on the alert and follow the instructions of government officials.

Image Credit: Trinidad and Tobago Meteorological Service
Image Credit: Trinidad and Tobago Meteorological Service
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