SPEI October 2018

    

SPI Monitor October 2018

October 2018

Rainfall totals in the islands of the eastern Caribbean were mixed, with many above and below normal amounts. Trinidad ranged from very to extremely wet; Tobago extreme to exceptionally wet; Grenada and St. Vincent moderately wet; Barbados slight to moderately dry; St. Lucia and St. Kitts normal; Martinique normal to exceptionally dry; Dominica and Guadeloupe normal to moderately dry; Antigua moderately dry; and Anguilla and St. Maarten slightly wet. Conditions in the Guianas ranged from very wet in southern Guyana to exceptionally dry in northern and southeastern French Guiana. Aruba was slightly wet, while Curacao was very to extremely wet. Puerto Rico was predominantly normal, but Hispaniola ranged from normal in northeastern Dominican Republic to extremely dry ion the south. Conditions in Jamaica ranged from moderately dry in the northwest to moderately wet in the southeast, but Grand Cayman was moderately dry. Cuba ranged from moderately dry to extremely wet, while northern Bahamas was normal to moderately dry. Belize ranged from slightly dry in the southeast to very wet near central areas.

August to October 2018

For the three month period, mixed rainfall totals were experienced relative to normal. Trinidad was moderate to extremely wet from north to south; Tobago normal to very wet from west to east; Grenada moderately wet; Barbados normal to very wet from north to southeast; St. Vincent, St. Kitts, Anguilla and St. Maarten normal; St. Lucia normal to moderately dry; Martinique normal to extremely dry; Dominica normal to moderately dry; Guadeloupe normal to severely dry; and Antigua slightly dry. Conditions in the Guianas ranged from moderately wet in the north and south of Guyana to severely dry in northeastern and southeastern French Guiana. Aruba was normal, but Curacao was moderately wet. Puerto Rico was predominantly normal but Hispaniola from normal in eastern Dominican Republic to exceptionally dry in the south. Conditions in Jamaica ranged from extremely dry in the northwest to moderately wet in the east, but Grand Cayman was normal. Cuba ranged from extremely dry to moderately wet, but northern Bahamas was slight to extremely dry. Conditions in Belize ranged from severely dry in the southeast to very wet in the south.

 

May to October 2018

Normal to below normal conditions dominated the islands of the eastern Caribbean over the six month period, with the exception of Trinidad and Tobago. Trinidad was slightly dry to very wet from north to south, Tobago moderately dry to slightly wet from west to east; Grenada and St. Kitts normal; Barbados severely dry to normal from northwest to southeast; St. Vincent normal to slightly dry; St. Lucia slight to extremely dry from north to south; Martinique slight to extremely dry from south to north; Dominica slight to moderately dry; Guadeloupe normal to extremely dry from west to east; Antigua moderate to severely dry; and St. marten moderately dry. Conditions in the Guianas ranged from exceptionally wet in southern Guyana to normal in northern Guyana and much of Suriname and most of French Guiana. Aruba was normal, but Curacao slight to moderately wet. Puerto Rico was slight to moderately dry, but Hispaniola from slightly dry in northern to eastern Dominican Republic to exceptionally dry in the south. Conditions in Jamaica ranged from extremely dry in the northwest to moderately wet in the east. Cuba was predominantly normal but with areas of above normal rainfall in the extreme west and south and below normal in the southeast; but northern Bahamas was normal. Conditions in Belize ranged from normal in the south to extremely dry in the north.

November 2017 to October 2018

For the twelve month period, mixed rainfall conditions were experienced in the islands of the eastern Caribbean. Trinidad ranged from normal in the north to extremely wet in the south; Tobago from slightly dry to moderately wet; Grenada and Dominica normal; Barbados moderately dry to normal from northwest to southeast; St. Lucia and Martinique normal to moderately dry; Guadeloupe normal to exceptionally dry; Antigua moderate to extremely dry; St. Kitts slightly dry; and St. Maarten moderately dry. The Guianas were normal to moderately wet. Aruba was slightly dry, but Curacao normal to slightly wet. Puerto Rico was normal, whereas Hispaniola ranged from predominantly normal in the north, to slight to moderately wet in the extreme northwest and southwest, slight to exceptionally dry in the south, and slightly wet in the extreme northeast. Jamaica ranged from slightly dry in the southwest to exceptionally wet in the east, and slightly wet in the extreme west; but Grand Cayman was slightly dry. The majority of Cuba was normal, with the east being slight to moderately wet and some west-central areas being slightly dry. Northern Bahamas ranged from slightly dry to slightly to slightly wet, while Belize ranged from normal to moderately dry in the north, and to severely dry in the
southeast.

November 2016 to October 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.

 

 

 

 

 

SPI Monitor September 2018

September 2018

Apart from Barbados that was moderate to exceptionally wet, and Trinidad that was normal to moderately wet, rainfall totals in the islands of the eastern Caribbean were normal to below normal. Tobago was moderately dry to normal from west to east; Grenada slightly dry; St. Vincent severely dry; St. Lucia normal to moderately dry; Martinique moderate to severely dry; Dominica normal; Guadeloupe slightly dry; and Antigua, St. Kitts, Anguilla and St. Maarten normal. Conditions in the Guianas ranged from extremely wet in northern portions of Guyana to moderately dry in the vicinity of the norther French Guiana/Suriname border. Aruba was slightly dry but Curacao normal. Puerto Rico was normal to slightly dry, while Hispaniola ranged from normal in the northwest to moderately dry in the east and south. Conditions in Jamaica ranged from normal in the south to exceptionally dry in the north, but Grand Cayman was moderately wet. Conditions in Cuba ranged from normal in the west and east to exceptionally dry in the southeast and severely dry in the northwest, while northern Bahamas ranged from normal to extremely dry. Belize ranged from moderately wet in the west to extremely dry in the east.

July to September 2018

Apart from Barbados that was slightly dry to moderately wet, and Trinidad that was slightly dry to moderately wet, rainfall totals in the islands of the eastern Caribbean were normal to below normal for the three month period. Tobago ranged from exceptionally dry in the west to normal in the east; Grenada, Antigua and St. Kitts normal; St. Vincent extremely dry; St. Lucia extreme to exceptionally dry from north to south; Martinique moderate to severely dry; Dominica normal to moderately dry; Guadeloupe normal to severely dry; and St. Maarten moderately dry. Conditions in the Guianas ranged from exceptionally wet in northern Guyana to normal in eastern Guyana, across northern Suriname into western French Guiana. Aruba was moderately dry, but Curacao normal. Apart from in the west that was slightly dry, Puerto Rico was normal; but Hispaniola ranged from extremely dry in the south to normal in the east and northwest. Conditions in Jamaica ranged from extremely dry in the northwest to slightly wet in the east, while Grand Cayman was normal. Cuba and northern Bahamas ranged from normal to moderately dry. Belize was normal in the south to severely dry in the northwest.

 

 

April to September 2018

For the six month period, apart from Trinidad that was moderately dry in the north to moderately wet in the south, rainfall totals were normal to below normal in the islands of the eastern Caribbean. Tobago was exceptionally dry in the west to normal in the east; Grenada, Martinique, Dominica and St. Kitts normal to slightly dry; Barbados moderately dry to normal; St. Vincent severely dry; St. Lucia moderate to exceptionally dry; Guadeloupe normal to severely dry from west to east; Antigua and St. Maarten moderate to severely dry. Conditions in the Guianas ranged from exceptionally wet in southern Guyana to normal in northern Guyana and the central Suriname and French Guiana border. Aruba was moderately dry and Curacao slightly dry. Puerto Rico was slightly dry, but Hispaniola was exceptionally dry in the south to normal in the east and to slightly dry in the west. Conditions in Jamaica ranged from extremely dry in the north to moderately wet in the west and to slightly wet in the east, but Grand Cayman was normal. Cuba was predominantly normal, apart from the west that was slight to very wet, and northern Bahamas was also normal to moderately wet. Conditions in Belize ranged from normal in the south to severely dry in the northwest.

 

 

October 2017 to September 2018

Mixed conditions were experienced in the islands of the eastern Caribbean for the twelve month period. Trinidad ranged from moderately dry to exceptionally wet; Tobago moderately dry to moderately wet; Grenada normal; Barbados normal to moderately wet; St. Lucia predominantly moderately dry; Martinique normal to moderately dry; Dominica normal to slightly wet; Guadeloupe normal to extremely dry; Antigua moderate to extremely dry; St. Kitts slightly dry; and St. Maarten moderately dry. Conditions in the Guianas ranged from normal in most of Guyana and portions of Suriname and French Guiana to moderately wet in parts of all three countries. Aruba was moderately dry, and Curacao normal. Puerto Rico was normal, but Hispaniola ranged from extremely dry in the south to normal in most of the island and to moderately wet in the west. Conditions in Jamaica ranged from slightly dry in the southwest to extremely wet in the east, while Grand Cayman was slightly wet. Most of Cuba was normal but ranged to extremely wet in the east and slightly wet in the west, but northern Bahamas was normal to moderately wet. Conditions in Belize ranged from moderately wet in the south to extremely dry in the east and to normal in most of the country.

October 2016 to September 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.

 

 

SPEI September 2018

        

SPI Monitor August 2018

August 2018

Mixed conditions were experienced in the islands of the eastern Caribbean for August. Trinidad ranged from exceptionally wet in the southwest to moderately dry in the northeast; Tobago normal; Grenada moderate to very wet; Barbados normal in the northwest to moderately wet in the southeast; St. Vincent and Guadeloupe normal to slightly dry; St. Lucia slight to moderately dry; Martinique, Dominica, Antigua, St. Kitts and St. Maarten normal; and Anguilla slightly dry. Conditions in the Guianas ranged from moderately wet in northern and southwestern Guyana and at the northern border of Suriname and French Guiana to moderately dry in northwest Suriname and extremely dry in eastern French Guiana. Aruba was slightly dry but Curacao was normal. Puerto Rico was predominantly slightly wet, while Hispaniola ranged from extremely dry in south west Haiti to moderately wet in eastern Dominican Republic. Conditions in Jamaica ranged from normal in extreme western areas to exceptionally dry in the east, but Grand Cayman was normal, Conditions in Cuba ranged from slightly wet in the west to extremely dry in the southeast. Northern Bahamas ranged from slight to extremely dry. Conditions in Belize ranged from moderately dry in the west to extremely wet in the northeast and moderately wet in the south.

June to August 2018

Though normal to below normal conditions dominated the islands of the eastern Caribbean for the three month period, portions of two islands experienced above normal rainfall – Trinidad that ranged from severely dry in the north to moderately wet in the south, and Guadeloupe that ranged from moderately wet in the west to exceptionally dry in the east. Tobago was moderate to exceptionally dry; Grenada and St. Kitts normal; Barbados slight to severely dry; St Vincent moderate to severely dry; St. Lucia severe to extremely dry; Martinique normal to moderately dry; Dominica normal to severely dry; Antigua slight to moderately dry; and St. Maarten moderately dry. Conditions in the Guianas ranged from extremely wet in the north and southwest Guyana to moderately dry in northeast Guyana and to normal in Suriname and French Guiana. Aruba was slightly dry while Curacao was normal. Puerto Rico was normal, but Hispaniola ranged from exceptionally dry in southern Haiti to normal in northern Dominican Republic. Jamaica ranged from moderately dry in the west to exceptionally dry in the east, while Grand Cayman was severe to extremely dry. Conditions in Cuba ranged from normal in central regions to extremely dry in the west and southeast. Northern Bahamas was normal to moderately wet, while Belize ranged from severely dry in the west to normal in the north, south and east.

March to August 2018

For the six month period, rainfall totals in the islands of the eastern Caribbean were normal to below normal except for in Trinidad where the south was slightly wet. Tobago was moderate to exceptionally dry from east to west; Grenada and Martinique normal; Barbados and Antigua moderately dry; St. Vincent and Dominica slight to moderately dry; St. Lucia moderate to severely dry from north to south; Guadeloupe normal to extremely dry from west to east; St. Kitts slightly dry; and St. Maarten severely dry. Conditions in the Guianas ranged from extremely wet in southwest Guyana and the norther Suriname/French Guiana border to slightly dry in northeast Guyana, and to normal in Suriname and French Guiana. Aruba was severely dry, but Curacao slightly dry. Puerto Rico was normal, but Hispaniola ranged from exceptionally dry in the west and southwest to normal in northeastern Dominican Republic. Jamaica ranged from moderately wet in the west to exceptionally dry in the east, but Grand Cayman was moderately dry. Conditions in Cuba ranged from moderately wet in the west to moderately dry in the southeast. Northern Bahamas was slight to moderately wet, while Belize ranged from extremely dry in the southeast to normal in the north and south.

September 2017 to August 2018

Mixed rainfall conditions were experienced in the islands of the eastern Caribbean for the twelve month period. Trinidad ranged from moderately dry in the northwest to exceptionally wet in the southeast; Tobago was slightly dry to moderately wet from west to east; Grenada and Barbados slightly wet; St Lucia slightly dry; Martinique normal to slightly wet; Dominica slight to exceptionally wet; Guadeloupe moderately wet to normal from west to east; Antigua slight to moderately dry; and St. Kitts and Anguilla normal. Conditions in the Guianas ranged from slightly dry in northern Guyana to moderately wet in southwest Guyana northern Suriname and the majority of French Guiana. Aruba was moderately dry, but Curacao normal. Puerto Rico was moderate to very wet from south  to north, but Hispaniola ranged from severely dry in the south to exceptionally wet in northeast Dominican Republic. Conditions in Jamaica ranged from moderately dry in the south to moderately wet in the north, while Grand Cayman was normal. Cuba rainfall ranged from normal in west central areas to moderately wet in the west and exceptionally wet in the east. Northern Bahamas was normal to moderately wet, but Belize ranged from extremely dry in the southeast to moderately wet in the north and south.

September 2016 to August 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.