September Drought Forecast Map

SEPTEMBER 2018 SPI DROUGHT FORECAST FOR JAMAICA

During the period of July to September the forecasts are indicating high chance of warmer-than-normal temperatures with below-normal rainfall.

With, current projections are now indicating a decline in rainfall over most stations, over the upcoming three months, there is a possibility that this could lead to worsening drought conditions, especially over sections of Portland, St Catherine and Clarendon.

The Meteorological Service has issued a drought watch for the parish of Portland, with drought alert for sections of St Catherine and Clarendon. The Meteorological Service will continue to monitor the findings from the models in the upcoming months so as to advise our stakeholders, especially farmers accordingly.

To view our 3D drought maps follow the steps listed below:

  1. Download all the files from our Dropbox link listed below.
  2. Download and install Google Earth on your PC*

SPI Data Used In Jamaica Drought Monitor

Categories SPI Values
Near Normally Drying (40%tile) 0.0 to -0.4
Abnormally Dry

(30%tile)

-0.5 to -0.7
Moderate Drought

(20%tile)

-0.8 to -1.2
Severe Drought

(10%tile)

-1.3 to -1.5
Extreme Drought

(5%tile)

-1.6 to -1.9
Exceptional Drought

(2%tile)

-2.0 or less
Categories SPI Values
Near Normally Wetness (60%tile) 0.0 to 0.4
Abnormally Wetness (70%tile) 0.5 to 0.7
Moderate Wetness

(80%tile)

0.8 to 1.2
Severe Wetness

(90%tile)

1.3 to 1.5
Extreme Wetness

(95%tile)

1.6 to 1.9
Exceptional Wetness

(98%tile)

2.0 or more