Saharan Dust Expected by Mid-week Across T&T

By Wednesday 27th February, mild concentrations of Saharan Dust are expected to return to Trinidad and Tobago skies.

For Trinidad and Tobago, based solely on the concentration of Saharan Dust (PM 2.5 & PM 10), air quality levels will be reduced to unhealthy for sensitive groups.

Saharan Dust Forecast over the next 5 days

At this air quality level, there is an increasing likelihood of respiratory symptoms in sensitive individuals, aggravation of heart or lung disease and possible premature mortality in persons with cardiopulmonary disease and the elderly. People with respiratory or heart disease, the elderly and children should limit prolonged exertion, particularly outdoors.

Air quality levels can even be reduced to unhealthy levels due to bushfires, particularly on Thursday.

EPA Air Quality Index Risk Levels

There is increased aggravation of heart or lung disease and premature mortality in persons with cardiopulmonary disease and the elderly at unhealthy levels. Increased respiratory effects in the general population may also occur. People with respiratory or heart disease, the elderly and children should avoid prolonged exertion. The general population should limit prolonged exertion.

Mild concentrations of dust are expected to linger throughout the end of the week, keeping air quality levels to moderate at times across much of the Southern Windwards, including Trinidad and Tobago.

NASA GEOS-5 Dust Extinction Aerosol Optical Thickness 00Z 24th February 2019 Model. Blue and magenta colors indicate higher concentrations of dust in the atmosphere near Trinidad and Tobago. Credit: Weatherbell

Throughout the week, it is highly advised that persons with respiratory ailments take the necessary precautions, not limited to those listed below.

Saharan Dust Precautions

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