April 2018

Rainfall in the islands of the eastern Caribbean was predominantly normal to above. Trinidad was normal to moderately wet from north to south; Tobago, Grenada, and Dominica normal to slightly wet; Barbados, St. Vincent, St. Lucia, Guadeloupe, Antigua, St. Kitts, Anguilla and St. Maarten normal; and Martinique moderate to very wet. Conditions in the Guianas ranged from normal in eastern French Guiana and north-central Guyana to very wet in southern Guyana and to exceptionally wet at the northern border of Suriname and French Guiana. Curacao was normal. Puerto Rico ranged from exceptionally wet in the northeast to normal in the east, while conditions in Hispaniola ranged from slightly wet in the southeast to moderately dry in the north. Conditions in Jamaica ranged from moderately wet in the west to slightly dry in the east, but Grand Cayman was normal. Cuba ranged from very wet in east central areas to normal in the west and moderately dry in the east. Northern Bahamas ranged from slight to extremely wet, while Belize ranged from normal in central areas to extremely wet in the north and moderately wet in the south.

February to April 2018

For the three month period, the islands of the eastern Caribbean experienced mixed rainfall conditions. Trinidad and Barbados was normal to very wet; Tobago normal to slightly wet; Grenada very to extremely wet; St. Vincent normal to moderately wet; St. Lucia, Anguilla and St. Maarten normal; Martinique moderately wet; Dominica normal to very wet; Guadeloupe normal to slightly dry; Antigua slightly dry; and St. Kitts moderately dry. Conditions in the Guianas ranged from normal over most of Guyana and French Guiana to very wet at the northern Suriname/French Guiana border. Curacao was moderately wet. Conditions in Puerto Rico ranged from very wet in the west to slightly wet in the east, but Hispaniola though predominantly normal, experienced slight to moderate wetness in northern Dominican Republic and slightly dry conditions in the south of the island and northwest Haiti. Jamaica ranged from normal to moderately wet from south to north, but Grand Cayman was moderately dry. Western Cuba was normal to moderately dry, while eastern Cuba was normal to moderately wet. Conditions in northern Bahamas ranged from moderately dry to moderately wet, but Belize ranged from normal near central areas to extremely wet in the north and moderately wet in the south.

 

 

November 2017 to April 2018

There was a distinction in rainfall totals between the northern and southern islands of the eastern Caribbean for the six month period. Trinidad, Tobago and Grenada were moderately wet; Barbados, Anguilla and St. Maarten normal; St. Lucia normal to slightly wet; Martinique normal to moderately wet; Dominica moderate to exceptionally wet; Guadeloupe moderately wet to severely dry; Antigua moderately dry; and St. Kitts slightly dry. Conditions in the Guianas ranged from moderately dry in western Guyana to moderately wet at the northern Suriname/French Guiana border and northern French Guiana. Curacao was normal. Conditions in Puerto Rico ranged from extremely wet in the west to moderately wet in the east; and in Hispaniola ranged from normal in the south to extremely wet in the northeast and northwest. In Jamaica, conditions ranged from moderately dry in the south to exceptionally wet in the north, but Grand Cayman was normal. Rainfall in western Cuba was normal, but the east was slight to exceptionally wet, while northern Bahamas ranged from moderately dry to very wet. Belize was predominantly normal to slightly wet.

 

 

May 2017 to April 2018

Normal to above normal rainfall totals were experienced in the islands of the eastern Caribbean for the twelve month period. Trinidad was moderate to exceptionally wet; Tobago normal to moderately wet; Grenada extremely wet; Barbados very wet; St. Lucia and Martinique normal to slightly wet; Dominica very to extremely wet; Guadeloupe slight to very wet; Antigua and Anguilla normal; and St. Kitts moderately wet. Conditions in the Guianas were predominantly normal to moderately wet, apart from in northern Guyana where it was slight to extremely dry, and to extremely wet at the Suriname/French Guiana border. Curacao was normal. Conditions in Puerto Rico ranged from severely dry in the west to extremely wet in the east, while Hispaniola ranged from moderately dry in the south to moderately wet in the extreme western Haiti and very wet in northern Dominican Republic. Conditions in Jamaica ranged from moderately dry in the south to exceptionally wet in the north, while Grand Cayman was slightly dry. Western Cuba was slightly wet to slight dry, while the eastern half was normal to exceptionally wet. Northern Bahamas was normal to slightly wet, but Belize was normal in central areas to moderately wet to the north and south.

 

May 2016 to April 2018

 

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.