SPI Monitor November 2020

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November 2020

The islands of the eastern Caribbean were predominantly normal to above normal during the month of November. Trinidad ranged from exceptionally wet in the southeast to extremely dry in the northwest; Tobago and Guadeloupe slight to moderately wet; Grenada, St Vincent and St Kitts normal; Barbados normal to slightly wet; Saint Lucia slight to very wet; Martinique moderately wet in the south to slightly dry in the north; Dominica moderately dry to extremely wet ; Antigua moderate to very wet; St Maarten and Anguilla slightly dry in the west to normal in the east; St Croix slightly dry to normal; St Thomas moderately wet. In the Guianas, conditions ranged from normal to exceptionally wet in northern Guyana and French Guiana. Aruba was normal and Curacao extreme to moderately wet. Puerto Rico ranged from normal in the south to moderately wet in the northwest and northeast. Hispaniola ranged from moderately dry in the south to very wet in northwestern Haiti and extremely wet in eastern Dominican Republic. Jamaica was normal to extremely wet. Grand Cayman was very wet. Cuba ranged from slightly dry in west central areas to exceptionally wet in the extreme west and in the east. Northern Bahamas ranged from extremely wet to normal and Belize ranged from moderate to exceptionally wet.

September to November 2020

Over the three month period, the islands of the eastern Caribbean were predominantly above normal. Trinidad, Tobago, Saint Lucia, Martinique and Guadeloupe moderately wet to normal; Grenada and St Croix normal to slightly dry; Barbados slight to very wet; St Vincent, St Kitts, St Maarten and Anguilla normal; Dominica normal to exceptionally wet; Antigua and St Thomas normal to slightly wet. Conditions in the Guianas ranged from extremely dry in southwestern Guyana to exceptionally wet in northern Guyana, as well as northern and northwestern French Guiana. Aruba normal and Curacao slight to moderately wet. Puerto Rico was predominantly normal with slightly dry areas in the southwest. Hispaniola was predominantly normal ranging to moderately wet in the extreme west of Haiti, slightly dry in southwestern Dominican Republic and slightly wet in the extreme east. Jamaica ranged from slightly dry in the west to exceptionally wet in eastern areas. Grand Cayman was moderately wet. Cuba ranged from moderately wet in the southeast to exceptionally wet in the extreme west and southeastern areas. Northern Bahamas ranged from exceptional to slightly wet and Belize from normal to exceptionally wet.

June to November 2020

Mixed conditions prevailed during the six month period over the eastern Caribbean. Trinidad moderately wet to normal; Tobago, St Vincent, Saint Lucia, St Kitts, St Maarten, Anguilla and St Croix normal; Grenada slight to moderately dry; Barbados moderate to very wet; Martinique slightly wet in the south to moderately dry in the north; Dominica moderately dry in the south to very wet in the northwest; Guadeloupe, Antigua and St Thomas normal to slightly wet. In the Guianas, conditions ranged from normal to exceptionally wet in northern Guyana and to very wet in central Suriname. Aruba slightly wet to normal and Curacao moderate to slightly wet south to north. Puerto Rico ranged from normal in the southeast to slightly wet elsewhere. Hispaniola was predominantly normal ranging to moderately wet in the extreme northwest and southwest. Jamaica ranged from normal in the west to exceptionally wet in the north. Grand Cayman was moderately wet. Cuba was moderately wet in east central areas ranging to exceptionally wet in the west and extremely wet in the southeast. Northern Bahamas ranged from exceptional to slightly wet and Belize was severely dry in the south to extremely wet in the north.

December 2019 to November 2020

The islands of the eastern Caribbean were mostly normal to below normal over the twelve month period. Trinidad, Tobago, Barbados, Antigua, St Kitts, St Maarten and Anguilla normal; Grenada and Saint Lucia slight to moderately dry; St Vincent moderately dry; Martinique normal to severely dry; Dominica and St Thomas normal to slightly wet; Guadeloupe and St Croix normal to slightly dry. Conditions in the Guianas were predominantly normal ranging to moderately dry in northern Guyana, to exceptionally dry in the northwest and very wet in the northeast of French Guiana. Aruba and Curacao were normal. Puerto Rico ranged from severely dry in the west to very wet in eastern areas. Hispaniola was predominantly normal, ranging from slightly wet in northern and eastern Dominican Republic to extremely dry in southeastern Dominican Republic. Jamaica ranged from slightly dry in the extreme west to very wet in the northeast. Grand Cayman was normal. Cuba ranged from normal in east central areas to extremely wet in the west and moderately wet in the east. Northern Bahamas ranged from exceptional to slightly wet and Belize ranged from very wet in the east and central areas to severely dry in western and southwestern areas and normal in the north.

December 2018 to November 2020

Conditions in the eastern Caribbean were normal to below normal over the two year period. Trinidad and Barbados extreme to moderately dry; Tobago normal to extremely dry; Grenada slight to moderately dry; St Vincent extreme to exceptionally dry; Saint Lucia exceptionally dry; Martinique extreme to slightly dry; Dominica severely dry to normal; Guadeloupe normal in the west to extremely dry in the east; Antigua and St Thomas normal; St Maarten and Anguilla slightly dry; St Kitts normal to slightly dry; St Croix moderately dry. Conditions in the Guianas ranged from exceptionally wet in central Guyana to exceptionally dry in northwestern French Guiana. Aruba and Curacao were slight to moderately dry. Puerto Rico ranged from severely dry in the extreme southwestern tip to normal in the east. Hispaniola ranged from moderately dry in western and eastern Dominican Republic to exceptionally dry in western Haiti and east central Dominican Republic. Jamaica was predominantly normal with slightly wet conditions in a small area in the south. Grand Cayman was normal. Cuba ranged from extremely wet in the west to exceptionally dry in the east. Northern Bahamas ranged from exceptionally wet to extremely dry and Belize was normal in central areas ranging to exceptionally dry in the west and moderately dry in the north.

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.

 

Mean Temperature Anomalies October 2020

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October 2020

Mixed temperature anomalies prevailed in the eastern Caribbean for October 2020. Trinidad was between 0.75 and 1.50 oC warmer; Tobago was between 1.50 to 0.25 oC warmer west to east; Grenada, St. Croix and St. Thomas were between 0.25 to 0.75 oC warmer; Barbados ranged from 0.75 oC cooler to 0.75 oC warmer; Saint Lucia was between 0 to 0.75 oC cooler south to north; Martinique was between 0 to 0.75  warmer south to north; Dominica ranged from 0.75 oC warmer in the south to 0.25 oC cooler in the north; Guadeloupe and Antigua were between 0.25 to 0.75 cooler oC; St. Kitts was between 0.25 cooler to 0.25 oC warmer  south to north and St. Maarten was between 0 and 0.75 oC warmer. In the Guianas, conditions ranged from at least 0.25 oC cooler in southeastern Guyana, southern and central Suriname up to 2.50 oC warmer in north and central French Guiana. Aruba and Curacao were between 0.25 and 0.75 oC warmer. Puerto Rico and Haiti were between 0.25 and 1.50 oC warmer. Jamaica and Cuba were between 0.75 to 1.50 oC warmer. Grand Cayman was between 0.25 and 0.75 oC warmer. Belize ranged from 1.50 to 0.25 oC warmer south to north with a small area in central Belize ranging up to 2.50 oC warmer. Northern Bahamas was between 0.75 and 2.50 oC warmer.

August to October 2020

Temperatures in the eastern Caribbean were warmer than the 1981 – 2010 average with the exception of Guadeloupe which was between 0 to 0.75 oC cooler and Antigua which was between 0 to 0.25 oC cooler. Trinidad, Tobago, Grenada and St. Thomas were between 0.75 to 1.50 oC warmer; Saint Lucia and St. Kitts were between 0 to 0.75 oC warmer, Martinique was between 0.25 to 1.50 oC warmer; Barbados and Dominica were between 0 to 1.50 oC warmer; St. Maarten and St. Croix were between 0.25 and 0.75 oC warmer. Most of the Guianas were between 0.25 and 0.75 oC warmer, with conditions ranging from at least0 oC warmer in northeast and southern Suriname up to 1.50 oC warmer in northeastern Guyana and eastern French Guiana. Aruba and Curacao were between 0.25 and 0.75 oC warmer. Puerto and Cuba were between 0.25 and 1.50 oC warmer. Haiti and Grand Cayman were between 0.25 and 0.75 oC warmer. Jamaica was between 0.75 and 1.50 oC warmer. Belize was predominantly between 0.75 and 1.50 oC warmer with a small area in northeast being between 0.25 and 0.75 oC warmer. Northern Bahamas was between 0.75 and 2.50 oC warmer.

May 2020 to October 2020

Temperatures in the eastern Caribbean were higher than the 1981 – 2010 average. Trinidad, Tobago, Grenada, Martinique, St. Croix and St. Thomas were between 0.75 and 1.50 oC warmer; Saint Lucia, St. Kitts and St. Maarten were between 0.25 to 0.75 oC warmer; Barbados and Dominica were between 0.25 to 1.50 oC warmer; Guadeloupe and Antigua were between 0.25 oC cooler to 0.25 oC warmer. The Guianas were predominantly between 0.25 to 0.75 oC warmer, ranging from at least 0.25 oC cooler in northeast Suriname up to 1.50 oC warmer in west-central French Guiana. Aruba and Curacao were between 0.25 and 0.75 oC warmer. Puerto Rico, Jamaica and Grand Cayman were between 0.75 and 1.50 oC warmer. Cuba was predominantly between 0.75 and 1.50 oC warmer with the southeastern tip between 0.25 and 0.75 oC warmer. Haiti was between 0.25 and 0.75 oC warmer. Northern Bahamas was between 0.75 and 2.50 oC warmer. Belize was predominantly between 0.75 and 1.50 oC with northeast and southeast portions between 0.25 and 0.75 oC warmer.

November 2019 to October 2020

The islands of the eastern Caribbean were warmer than the 1981 – 2010 average, except for Guadeloupe which was between 0.25 cooler oC to 0.25 oC warmer. Trinidad, Tobago and St. Thomas were between 0.75 and 1.50 oC warmer; Grenada, Saint Lucia, St. Kitts, St. Maarten and St. Croix were between 0.25 and 0.75 oC warmer; Barbados and Martinique were between 0.25 to 1.50 oC warmer; Dominica was between 0 and 0.75 oC warmer and Antigua between 0 and 0.25 oC warmer. The Guianas were predominantly between 0.75 and 1.50 oC warmer, with conditions ranging from between 0 to 0.25 oC warmer in northeast Suriname and French Guiana up to 2.50 oC warmer in central and northern French Guiana. Aruba and Curacao were between 0.25 to 0.75 oC warmer. Puerto Rico, Haiti, Jamaica, Cuba and Grand Cayman were between 0.75 and 1.50 oC warmer. Belize was predominantly between 0.75 and 1.50 oC warmer with a small area ranging up to 2.50 oC warmer. Northern Bahamas was between 0.75 and 2.50 oC warmer.

 

Mean Temperature for October 2020

Mean Temperature for the Period November 2019 to October 2020

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 2020

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SPEI October 2020

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SPI Monitor October 2020

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October 2020

The islands of the eastern Caribbean were predominantly normal to above normal during the month of October. Trinidad ranged from normal in the southeast to very wet in the northwest; Tobago slightly wet; Grenada and St Vincent normal to slightly wet; Barbados extremely wet in the south to slightly wet in the north; Saint Lucia moderately wet; Martinique and Dominica moderate to very wet; Guadeloupe moderately wet to normal; Antigua, St Kitts, St Croix and St Thomas normal; and St Maarten moderate to exceptionally wet. In the Guianas, conditions ranged from exceptionally dry in southwestern Guyana and from severely dry in northern Suriname, to exceptionally wet in northeastern Guyana and very wet on the southern Suriname/ French Guiana border. Aruba was moderately wet and Curacao normal. Puerto Rico ranged from slightly dry in the west to normal in the east. Hispaniola ranged from extremely dry on the central border of Haiti and the Dominican Republic to normal in eastern areas and in the extreme southwest. Jamaica ranged from exceptionally wet in the extreme south to normal in the extreme west and northeastern areas. Grand Cayman was moderately wet. Cuba ranged from exceptionally wet in the extreme west to slightly dry in the southeast. Northern Bahamas ranged from moderate to extremely wet. Belize was predominantly normal with slightly wet areas in the southeast and extreme north.

August to October 2020

Conditions in the eastern Caribbean were mostly normal to above normal over the three month period. Trinidad ranged from extremely dry in the southeast to exceptionally wet in the northwest; Tobago, Martinique and Dominica normal to slightly wet; Grenada normal to slightly dry; St Vincent, Saint Lucia, Guadeloupe, Antigua, St Kitts, St Croix and St Thomas normal; Barbados extremely wet in the south to moderately wet in the north; St Maarten moderate to slightly wet west to east. In the Guianas, conditions ranged from moderately dry in southwest Guyana and severely dry in northeastern French Guiana to extremely wet in northern French Guiana. Aruba slightly wet and Curacao predominantly normal with slightly dry areas in the southeast. Puerto Rico ranged from severely dry in the west to normal in the east. Hispaniola was predominantly normal ranging to moderately dry in northern Dominican Republic. Jamaica ranged from very wet in southern areas to slightly dry in the west and normal in the northeast. Grand Cayman was moderately wet. Cuba ranged from extremely wet in the west to normal in the east. Northern Bahamas ranged from normal to exceptionally wet and Belize was moderately dry in the south to normal in the north.

May to October 2020

Over the six month period conditions in the eastern Caribbean were predominantly normal to below normal. Trinidad ranged from moderately dry in the southeast to moderately wet in the northwest; Tobago and Martinique normal to moderately dry; Grenada, St Vincent,  Dominica, Guadeloupe  slight to moderately dry; Barbados moderate to slightly wet; Saint Lucia normal to severely dry; Antigua, Anguilla, St Maarten and  St Thomas normal; St Kitts and St Croix slightly dry to normal. In the Guianas, conditions ranged from normal in northern areas to exceptionally wet in northeastern French Guiana and slightly dry on the southern border of Suriname and French Guiana. Aruba predominantly slightly wet with normal conditions in the extreme south and Curacao was normal. Puerto Rico was normal. Hispaniola ranged from normal in the west to severely dry in the east. Jamaica ranged from moderately dry in the west to very wet in the northwest. Grand Cayman was normal. Cuba ranged from exceptionally wet in the west to normal in the east. Northern Bahamas ranged from slight to exceptionally wet and Belize was moderately dry in the south to slightly wet in the northwest.

November 2019 to October 2020

Normal to below normal conditions prevailed throughout the eastern Caribbean over the twelve month period. Trinidad and Guadeloupe ranged from severely dry to normal; Tobago and Grenada slight to moderately dry; Barbados, Antigua, St Kitts, St Maarten, Anguilla and St Thomas normal; St Vincent extreme to severely dry; Saint Lucia moderate to exceptionally dry; Martinique slight to severely dry; Dominica normal to slightly dry; St Croix slightly dry. In the Guianas, conditions ranged from predominantly normal to extremely dry in northern Guyana, to exceptionally dry in northwestern French Guiana and to moderately wet in northeastern French Guiana. Aruba was normal and curacao moderately dry. Puerto Rico ranged from severely dry in the west to moderately wet in the northeast. Hispaniola ranged from normal in the west to exceptionally dry in central Dominican Republic. Jamaica was predominantly normal with slightly dry conditions in the extreme west and slightly wet areas in the northwest and southeast. Grand Cayman was normal. Cuba was moderately wet in the west, very wet in the northwest and normal in the east. Northern Bahamas ranged from normal to exceptionally wet and Belize ranged from normal in central areas to extremely dry in the south and moderately dry in the north.

November 2018 to October 2020

Conditions in the eastern Caribbean were predominantly below normal over the two year period. Trinidad, Tobago and Martinique exceptional to moderately dry; Grenada slight to moderately dry; St Vincent exceptional to extremely dry; Barbados extreme to moderately dry; Saint Lucia predominantly exceptionally dry with severely dry conditions in the extreme south; Dominica moderately dry in the south to normal in the north; Guadeloupe normal to extremely dry west to east; Antigua and St Thomas normal; St Kitts normal to slightly dry; St Maarten slightly dry; St Croix severe to moderately dry. In the Guianas, conditions ranged from exceptionally wet in central Guyana, to exceptionally dry in northern Guyana and the Suriname/ French Guiana northern border. Aruba was moderately dry and Curacao severe to extremely dry. Puerto Rico ranged from severely dry in the extreme western tip to normal in the east. Hispaniola ranged from slightly dry in western Dominican Republic to exceptionally dry in western and eastern areas to. Jamaica was predominantly normal ranging to slightly dry in the east. Grand Cayman was moderately dry. Cuba ranged from moderately wet in the west to exceptionally dry in the east. Northern Bahamas ranged from exceptionally wet to extremely dry and Belize ranged from slightly dry in the extreme west to exceptionally dry in the west and the north.

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.