SPEI March 2019

SPEI April 2019

SPI Monitor April 2019

April 2019
Mixed conditions were experienced in the islands of the eastern Caribbean for the month of April. Trinidad ranged from severely dry in the southwest to slightly wet in the northeast; Tobago moderately wet; Grenada very to extremely wet; Barbados, Saint Lucia and Martinique normal; St. Vincent and Guadeloupe slight to moderately wet; Dominica normal to slightly wet; Antigua normal to slightly dry; St. Kitts and St. Croix slight to moderately dry; and St. Maarten severely dry. Rainfall in the Guianas was predominantly normal, but some areas in northern Guyana and French Guiana, and along the south-central Guyana/Suriname border received below normal rainfall. Aruba was normal, but Curacao normal to slightly dry. Conditions in Puerto Rico ranged from slightly dry in the northwest to very wet in the southeast, while Hispaniola ranged from moderately wet in southern Dominican Republic to moderately dry in the north and extreme east. Conditions in Jamaica ranged from slightly dry in the south to moderately wet in the west and slightly wet in the east, but Grand Cayman was moderate to very wet. Conditions in Cuba ranged from moderately wet in the south to slightly dry in the extreme west and normal to the east; but Northern Bahamas was normal. Belize ranged from extremely dry in the west to very wet in central areas.
February to April 2019

A mixture of below normal and above normal rainfall was experienced across the eastern Caribbean islands. Trinidad ranged from severely dry in the southwest to normal in the northeast; Tobago, Grenada and St. Vincent normal to slightly wet; Barbados, Guadeloupe and St. Thomas normal; Saint Lucia normal to slightly dry; Martinique and Antigua moderately dry; St. Kitts moderate to severely dry; St. Maarten exceptionally dry; and St. Croix moderate to severely dry. Conditions in the Guianas ranged from normal in northeastern Guyana to exceptionally dry in much of French Guiana and eastern Suriname and extremely dry in northern Guyana. Aruba was severe to extremely dry, but Curacao normal to slightly dry. Conditions in Puerto Rico ranged from severely dry in the northwest to moderately wet in the southeast, but Hispaniola was predominantly normal with parts of southern Dominican Republic being slightly wet and parts of eastern DR slight to exceptionally dry. Jamaica was predominantly normal, with the west being slight to extremely wet and the east slight to moderately wet; but Grand Cayman was slight to moderately wet. Northern Bahamas was normal. Most of Belize was normal, but much of the extreme east coast was slight to moderately dry, as well as areas in the west.
 
 
November 2018 to April 2019

The majority of the islands of the eastern Caribbean experienced normal to below normal rainfall for the six month period. Trinidad ranged from exceptionally dry in the west to moderately dry in the east; Tobago and Martinique moderate to severely dry; Grenada normal; Barbados, St. Maarten and St. Croix moderately dry; St. Vincent slightly dry; Saint Lucia normal to moderately dry; Dominica normal to slightly wet; Guadeloupe very wet in the west to normal in the east; Antigua normal to slightly dry; St. Kitts slight to moderately dry; and St. Thomas normal. Conditions in the Guianas ranged from normal in southern and eastern Guyana, western Suriname and southeastern French Guiana to exceptionally dry in northern Guyana, northeastern Suriname and much of the northern half of French Guiana. Aruba was moderately dry, but Curacao severely dry. Conditions in Puerto Rico ranged from exceptionally dry in the northwest to normal in the southeast, but Hispaniola ranged from normal on most of the island to exceptionally dry in the east. Jamaica ranged from very wet in the extreme west to slightly dry in the east, but Grand Cayman was normal. Northern Bahamas was normal to slightly wet. Conditions in Belize ranged from moderately dry in the south to normal in the north.
 
 
May 2018 to April 2019

Apart from Trinidad that ranged from extremely dry in the north to slightly wet in the extreme southeast, the islands of the eastern Caribbean experienced normal to below normal rainfall for the twelve month period. Tobago was extremely dry to normal from west to east; Grenada normal to slightly dry; Barbados moderate to extremely dry; St. Vincent and St. Kitts slight to moderately dry; Saint Lucia, Martinique, Antigua and St. Croix moderate to severely dry; Dominica normal to moderately dry; Guadeloupe predominantly normal but slight to moderately dry in the extreme southeast; St. Maarten severely dry; and St. Thomas normal. Conditions in the Guianas ranged from moderately wet in south west Guyana to severely dry in northern Guyana and extremely northwest French Guiana. Aruba was moderately dry, but Curacao normal. Conditions in Puerto Rico ranged from moderately dry in the northwest to normal in the southeast; but Hispaniola ranged from exceptionally dry in the southwest to moderately dry in northern Dominican Republic. Conditions in Jamaica ranged from moderately wet in the west to moderately dry in the north and east, but Grand Cayman was normal. Northern Bahamas was normal, but Belize ranged from extremely dry in the southeast to slightly dry in central areas and to normal in the south.
May 2017 to April 2019

Disclaimer

The information contained herein is provided with the understanding that The Caribbean Institute for Meteorology and Hydrology makes no warranties, either expressed or implied, concerning the accuracy, completeness, reliability, or suitability of the Outlook. The information may be used freely by the public with appropriate acknowledgement of its source, but shall not be modified in content and then presented as original material.