Riverine Flood Alert Extended Through 4 PM Saturday. Rainfall Is In The Forecast

Key Messages:
— A Riverine Flood Alert (Yellow Level) has been extended for Trinidad. The new alert is in effect from 4:00 PM Friday 30th July 2021 through 4:00 PM Saturday 31st July 2021 for “Watercourses and surrounding areas of Trinidad.
— Several major rivers across Trinidad have already overtopped, including the Caroni River.
— Between Wednesday and Thursday, between 0.5 to 3.5 inches (12.7-88.9 millimeters) of rainfall has fallen across much of Trinidad. Additional rainfall is now in the forecast from Saturday through Tuesday, which may exacerbate the ongoing flooding situation if waters don’t subside.

The Riverine Flood Alert

As we’ve been monitoring, several major rivers have already burst their banks, with the largest river of Trinidad, Caroni overtopping.

With high tides at 8:56 PM, the Trinidad and Tobago Meteorological Service has updated and extended the Riverine Flood Alert (Yellow Level) at 3:52 PM Friday 30th July 2021.

The alert is in effect from 4:00 PM Friday 30th July 2021 through 4:00 PM Saturday 31st July 2021.

Trinidad and Tobago is NOT under any tropical storm watch or warning.

Information from the Trinidad and Tobago Meteorological Service concerning the Riverine Flood Alert for July 29th-31st 2021.

Some of Trinidad’s major water courses are still near-threshold capacities. TTMS has received numerous reports of ongoing riverine flooding nationwide (except northwestern and southeastern areas), with a few communities remaining inundated with flood waters. While no impactful rainfall is forecast overnight into tomorrow, flood waters are slowly subsiding and any additional rainfall will further slow the process.” according to the Trinidad and Tobago Meteorological Service. This “alert” status takes into account the possibility of the event occurring. This riverine flood 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 is possible to be aware of the impacts of street, flash, and riverine flooding in your area. Moderate impacts are very likely.

For a moderate Riverine Flood Alert, there is the potential for possible injuries with behavioral changes required to ensure safety. There may be minor damage to property, with income-earning temporarily disrupted. A couple of communities are affected.

Carefully monitor weather conditions and river/water levels. Monitor updates from official sources and plan safety measures and do not take unnecessary risks. Avoid driving or wading through floodwaters. Follow the instructions of government officials. 

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