SPEI November 2018

SPI Monitor November 2018

November 2018

For the month of November, the southern portion of the eastern chain of islands experienced normal to below normal rainfall, while the remainder of the eastern chain experienced normal to above normal rainfall. Trinidad was normal to severely dry from south to north; Tobago slight to moderately dry; Grenada, Barbados, St. Kitts, Anguilla, and St. Maarten normal; St. Vincent normal to slightly dry; St. Lucia normal to moderately wet from north to south; Martinique normal to slightly wet; Dominica moderate to very wet; Guadeloupe moderate to extremely wet; and Antigua slight to moderately wet. Conditions in the Guianas ranged from moderately dry in southern Suriname and southeast Guyana to extremely wet in northern and eastern French Guiana and southwestern Guyana. Aruba was normal, but Curacao slight to moderately dry. Puerto Rico ranged from moderately dry in the west to normal in the east; while Hispaniola was predominantly normal apart from the southwest Haiti that was slight to extremely dry and eastern Dominican Republic that was slight to exceptionally dry. Conditions in Jamaica ranged from extremely wet in the west to exceptionally dry in the east; but Grand Cayman was slight to moderately dry. Cuba ranged from normal in the west to exceptionally dry in the southeast, while northern Bahamas was normal to moderately dry. Belize was normal to moderately wet from east to west.

September to November 2018

For the three month period, apart from Martinique that was moderately dry, the islands of the eastern Caribbean experienced normal to above normal rainfall. Trinidad, Tobago, Dominica and Guadeloupe were normal to moderately wet; Grenada, Barbados, St. Vincent, St. Lucia, Antigua, St. Kitts, and St. Maarten normal. Conditions in the Guianas ranged from moderately wet in northern and southwest Guyana and northern French Guiana, to slightly dry around the northeastern border of Suriname with French Guiana. Aruba was normal, but Curacao normal to slightly wet. Conditions in Puerto Rico ranged from severely dry in the west to normal in the east; while Hispaniola ranged from normal in the north to exceptionally dry in eastern Dominican Republic and to extremely dry in southwestern Haiti. Jamaica ranged from moderately wet in the west to severely dry in the north and east, but Grand Cayman was normal. Cuba ranged from normal in western and northeastern areas to extremely dry in west central areas; but northern Bahamas was normal to severely dry. Belize ranged from moderately wet in the west to moderately dry in the north.

 

June to November 2018

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

December 2017 to November 2018

Mixed rainfall conditions were experienced in the islands of the eastern Caribbean for the twelve month period. Trinidad was normal to extremely wet; Tobago slightly dry to moderately wet; Grenada normal; Barbados, St. Lucia and St. Kitts normal to slightly dry; Martinique normal to slightly wet; Dominica predominantly moderately wet; Guadeloupe moderately wet to moderately dry from west to east; Antigua slightly dry; and St. Maarten moderately dry. Conditions in the Guianas ranged from moderately wet in southwest Guyana, northwest Suriname, the northern Suriname/French Guiana border, and southeast French Guiana to normal in much of Guyana, southern Suriname and southwest and northeast French Guiana. Aruba was slightly dry, but Curacao normal. Apart from the extreme southwest that was slightly dry, Puerto Rico was normal; but Hispaniola ranged from normal in northwest Haiti to exceptionally dry in the south. Conditions in Jamaica ranged from moderately wet in the west to extremely dry in the east, while Grand Cayman was moderately dry. Apart from west-central and extreme southeastern areas that were slightly dry, Cuba was normal; and northern Bahamas was also normal. Belize was also predominantly normal apart from in the southeast that ranged from slight to severely dry.

December 2016 to November 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 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.