SPI Monitor August 2021

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August 2021

Mixed conditions prevailed throughout the islands of the eastern Caribbean during the month of August. Trinidad ranged from exceptionally wet in the west to normal in the east; Tobago ranged from very wet to severely dry; Grenada, Anguilla and St Croix normal; Barbados and St Thomas moderate to slightly wet; St Vincent extreme to very wet; Saint Lucia moderate to very wet; Martinique normal to extremely dry; Dominica predominantly normal with slightly dry conditions in the extreme south; Guadeloupe and St Maarten normal to moderately dry; Antigua normal to slightly dry and St Kitts slightly wet to normal. Conditions in the Guianas ranged from exceptionally wet on the northern Guyana/Suriname border to severely dry on the southern Suriname/French Guiana border. Aruba was very wet and Curacao moderately wet. Puerto Rico ranged from extremely dry in central areas to moderately dry in the west and slightly dry in the east. Conditions in the Dominican Republic ranged from normal in central areas to very wet in the extreme west and east. Jamaica ranged from exceptionally wet in central areas to slightly wet in the west and moderately wet in the extreme northeast. Grand Cayman was extremely wet. Cuba ranged from moderately dry in northern areas to moderately wet in the west and to exceptionally wet in the east. Northern Bahamas ranged from normal to severely dry and Belize was predominantly normal ranging to moderately dry in the north and slightly wet in the west.

June to August 2021

Mixed conditions prevailed over the three month period in the eastern Caribbean. Trinidad ranged from extremely wet to normal west to east; Tobago moderately wet to slightly dry; Grenada very wet; Barbados moderately wet; St Vincent and Saint Lucia slightly wet to normal; Martinique normal to extremely dry; Dominica and Guadeloupe predominantly normal to moderately dry; Antigua slight to moderately dry; St Kitts and St Maarten predominantly normal to slightly dry; St Croix and Anguilla normal and St Thomas slight to moderately wet. Conditions in the Guianas ranged from normal to exceptionally wet. Aruba and Curacao were normal. Puerto Rico ranged from normal to moderately wet from west to east. The Dominican Republic ranged from slightly dry in southern areas to moderately wet in northwestern areas. Jamaica ranged from exceptionally wet in the northwest and southeast to moderately wet in the west and normal in the northeast. Grand Cayman was slight to moderately wet. Cuba ranged from slightly dry in the west to very wet in the extreme east. Northern Bahamas was slight to severely dry and Belize ranged from normal in the west to moderately dry in eastern areas.

March to August 2021

Conditions in the eastern Caribbean were predominantly normal to below normal over the six month period. Trinidad ranged from exceptionally wet to normal west to east; Tobago very wet to normal; Grenada extreme to very wet; Barbados and St Thomas normal to slightly wet; St Vincent, Saint Lucia and Anguilla normal; Martinique and St Maarten normal to severely dry; Dominica moderately dry to normal; Guadeloupe normal to extremely dry; Antigua severe to extremely dry; St Kitts moderately dry and St Croix moderate to slightly dry. Conditions in the Guianas ranged from normal to exceptionally wet. Aruba was normal and Curacao slight to moderately wet. Puerto Rico and the Dominican Republic ranged from moderately wet in the northwest to normal in eastern areas. Jamaica ranged from extremely wet in the south to moderately dry in the extreme west and northeast. Grand Cayman was moderately wet. Cuba was predominantly normal ranging to severely dry in the extreme west and to moderately wet in the extreme eastern tip. Northern Bahamas ranged from slight to exceptionally dry and Belize ranged from normal in the south and western areas to moderately dry in the northeast.

September 2020 to August 2021

Mixed conditions were seen over the twelve month period throughout the eastern Caribbean. Trinidad ranged from exceptionally wet to normal west to east; Tobago and Saint Lucia normal to slightly wet; Grenada moderately wet to normal; Barbados predominantly moderately wet with very wet conditions in the extreme southeast; St Vincent and Antigua slight to moderately dry; Martinique normal to severely dry; Dominica moderately dry to moderately wet; Guadeloupe normal to slightly dry; St Kitts slight to moderately dry; St Maarten moderately dry to normal; Anguilla and St Thomas normal and St Croix severe to moderately dry. Conditions in the Guianas were predominantly exceptionally wet, ranging to normal in the extreme northern coast of Guyana. Aruba was normal and Curacao slight to moderately wet. Puerto Rico was predominantly normal with slightly dry conditions in the extreme southeast. The Dominican Republic was predominantly normal with severely dry conditions in the extreme southwest and slightly wet areas in the northwest. Jamaica ranged from exceptionally wet in the extreme south to moderately dry in the west and normal in northeastern areas. Grand Cayman was predominantly moderately wet with very wet areas in the extreme north. Cuba ranged from normal in the extreme west to extremely wet in the extreme east. Northern Bahamas was predominantly normal, ranging to slightly dry. Belize ranged from moderately dry in the south to extremely wet in the north.

September 2019 to August 2021

Over the two year period, conditions throughout the eastern Caribbean were predominantly normal to below normal. Trinidad moderately wet to slightly dry west to east; Tobago predominantly normal to slightly dry in the east; Grenada, Barbados and St Thomas normal; St Vincent extreme to exceptionally dry; Saint Lucia exceptional to severely dry; Martinique severe to slightly dry; Dominica severely dry to normal; Guadeloupe slight to exceptionally dry; Antigua slight to moderately dry; St Kitts normal to moderately dry; St Maarten moderately dry to normal; Anguilla predominantly normal to slightly wet in the north and St Croix severe to moderately dry. Conditions in the Guianas ranged from slightly dry to exceptionally wet. Aruba and Curacao were normal. Puerto Rico ranged from moderately dry in the west to moderately wet in the northeast. The Dominican Republic ranged from exceptionally dry in central areas to normal in the west and east. Jamaica was predominantly normal ranging to moderately dry in the west, very wet in the southeast and slightly wet in the northwest. Grand Cayman was normal. Cuba was predominantly normal ranging to moderately wet in the west and to slightly wet in the east and extreme north. Northern Bahamas ranged from moderately wet to extremely dry and Belize ranged from extremely dry in a small area in the west to slightly wet in central Belize.

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 July 2021

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July 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for July 2021. Trinidad was between 0.25 to 0.75 oC warmer; Tobago was between 0 and 0.75 oC warmer; Grenada was between 0 to 0.25 oC warmer; Barbados was between 0.75 oC cooler to 0.75 oC warmer; Saint Lucia and St. Kitts were between 0 and 0.25 oC cooler; Martinique was between 0.25 oC cooler to 0.75 oC warmer south to north; Dominica was between 0.75 oC warmer to 1.50 oC cooler south to north; Guadeloupe was between 0.25 to 1.50 oC cooler; Antigua was between 0 to 0.75 oC cooler; St. Maarten and St. Croix were between 0.25 cooler and 0.25 oC warmer; St. Thomas was between 0.75 and 1.50oC warmer. In the Guianas, conditions ranged from 1.50 oC cooler to 0.75 oC warmer. Aruba was between 0.25 to 0.75 oC warmer and Curacao was between 0 and 0.25oC cooler. Puerto Rico was predominantly between 0.25 oC warmer to 0.75 oC warmer with the northeast being between 0 and 0.25 oC warmer. Dominican Republic was between 0 to 0.25 oC cooler. Jamaica was between 0.75 oC warmer to 1.50 oC cooler. Cuba was predominantly between 0 to 0.25 oC cooler with western and southeastern portions between 0 to 0.25 oC warmer. Grand Cayman was between 0 to 0.25 oC warmer. Northern Bahamas was between 0.75 oC cooler to 0.25 oC warmer. Belize was between 0.75 oC cooler to 0.75 oC warmer.

May to July 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for the period May to July 2021. Trinidad was between 0 to 0.75 oC warmer; Tobago was between 0.25 oC cooler to 0.25 oC warmer; Grenada St. Kitts, St. Maarten and St. Croix were between 0 to 0.25 oC cooler; Barbados and Martinique were between 0.25 oC cooler to 0.75 oC warmer; Saint Lucia was between 0.25 to 0.75 oC cooler; Dominica was between 0.75 oC warmer to 0.75 oC cooler; Guadeloupe was between 0.25 to 1.50 oC cooler; Antigua was between 0 and 0.75 oC cooler; St. Thomas was between 0.25 and 0.75 oC warmer. In the Guianas, conditions ranged from at least 0.75 oC cooler to 0.75 oC warmer. Aruba was between 0 to 0.25 oC warmer and Curacao was between 0.25 and 0.75 oC cooler. Puerto Rico was between 0.75 warmer to 0.25 oC cooler. Dominican Republic was between 0 and 0.75 oC cooler. Jamaica was between 0.75 oC warmer to 1.50 oC cooler. Cuba was between 0.75 oC warmer and 0.25 oC cooler. Grand Cayman was between 0 and 0.25 oC warmer. Northern Bahamas was between 0.25 oC cooler and 0.25 oC warmer. Belize was between 0.75 oC cooler and 1.50 oC warmer.

February to July 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for the period February to July 2021. Trinidad and Martinique were between 0.25 oC cooler and 0.75 oC warmer; Tobago was between 0.25 to 0.75 oC warmer; Grenada was between 0 and 0.25 oC warmer; Barbados and Dominica were between 0.75 oC cooler to 0.75 oC warmer; Saint Lucia was between 0 to 0.75 oC cooler south to north; Guadeloupe was between 0.25 to 0.75 oC cooler; Antigua was between 0 and 0.25 oC cooler; St. Kitts and St. Croix were between 0.25 oC cooler to 0.25 oC warmer; St. Maarten was between 0 and 0.25 oC warmer; St. Thomas was between 0.25 and 1.50 oC warmer. Conditions in the Guianas ranged from at least 1.50 oC cooler to 0.75 oC warmer. Aruba was between 0 and 0.25 oC warmer. Curacao was between 0.25 and 0.75 oC cooler. Puerto Rico was between 0 and 0.75 oC warmer. Dominican Republic was between 0.25 oC warmer to 0.25 oC cooler. Cuba was predominantly between 0.25 and 0.75 oC warmer with eastern sections between 0 and 0.25 oC warmer. Grand Cayman and northern Bahamas were between 0.25 and 0.75 oC warmer. Jamaica was between 0.75 oC warmer to 1.50 oC cooler. Belize was between 0.25 oC cooler to 1.50 oC warmer.

August 2020 to July 2021

Mixed conditions prevailed in the islands of the eastern Caribbean for the Twelve-month period, August 2020 to July 2021. Trinidad and St. Maarten were between 0 and 0.75 oC warmer; Tobago, Grenada, and St. Thomas were between 0.25 and 0.75 oC warmer; Barbados and Dominica were between 0.75 oC cooler to 0.75 oC warmer; Saint Lucia was between 0.25 oC warmer to 0.75 oC cooler; Martinique was between 0.25 oC cooler to 0.75 oC warmer; Guadeloupe and Antigua were between 0 to 0.75 oC cooler; St. Kitts was between 0.25 oC cooler to 0.25 oC warmer; St. Croix was between 0 and 0.25 oC warmer. Conditions in the Guianas ranged from at least 0.75 oC cooler to 0.75 oC warmer. Aruba was between 0 to 0.25 oC warmer and Curacao was between 0 to 0.25 oC cooler. Puerto Rico was between 0 and 1.50 oC warmer. Dominican Republic was between 0 and 0.25 oC warmer. Cuba and Grand Cayman were between 0.25 and 0.75 oC warmer. Jamaica was between 1.50 oC warmer 0.75 oC cooler. Northern Bahamas was between 0.25 to 1.50 oC warmer. Belize was between 1.50 oC warmer and 0.25 oC cooler.

Mean Temperature for July 2021

Mean Temperature for the Period August 2020 to July 2021

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 July 2021

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SPI Monitor July 2021

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July 2021

Mixed conditions prevailed throughout the eastern Caribbean during the month of July. Trinidad ranged from exceptionally wet in the southeast to normal in the northwest; Tobago, St Croix and St Thomas normal; Grenada extreme to slightly wet south to north; Barbados normal to slightly wet; St Vincent severe to moderately dry; Saint Lucia normal to extremely dry; Martinique normal to severely dry; Dominica, Guadeloupe and Antigua slight to moderately dry; St Kitts normal to slightly dry and St Maarten moderately dry. Conditions in the Guianas ranged from slightly dry to exceptionally wet. Aruba was slightly dry and Curacao was moderately dry. Puerto Rico ranged from moderately wet in the west to normal in the east. Hispaniola ranged from very wet in northwestern Dominican Republic to normal in western areas of Haiti and to slightly dry in the southern areas of the Dominican Republic. Jamaica ranged from severely dry in the west to exceptionally wet in the northeast. Grand Cayman ranged from slightly dry to normal. Cuba ranged from exceptionally dry in the west to exceptionally wet in the extreme southeast. Northern Bahamas ranged from normal to moderately dry and Belize was moderately wet in the west to slightly dry in the northeast.

May to July 2021

During the three month period, mixed conditions were seen throughout the eastern Caribbean. Trinidad very wet to normal west to east; Tobago slight to moderately wet; Grenada exceptional to very wet; Barbados normal to moderately wet; St Thomas normal to slightly wet; St Vincent, Saint Lucia, Dominica, Guadeloupe and St Kitts slight to moderately dry; Martinique normal to extremely dry; Antigua moderate to severely dry ; St Maarten slightly dry to normal and St Croix slightly dry. Conditions in the Guianas ranged from normal to exceptionally wet. Aruba was moderately dry and Curacao was slightly dry to normal. Puerto Rico ranged from extremely wet in northwestern areas to slightly wet in the east. Hispaniola was predominantly normal ranging to slightly wet in central areas of the Dominican Republic and slightly dry in the extreme south and east of the Dominican Republic. Jamaica was predominantly normal ranging to slightly wet conditions in the extreme north and to severely dry conditions in the extreme west. Grand Cayman was normal. Cuba ranged from extremely dry in the west to very wet in the extreme southeast. Northern Bahamas ranged from slight to extremely dry and Belize was predominantly normal ranging to moderately dry in northern areas.

February to July 2021

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

August 2020 to July 2021

Over the twelve month period, mixed conditions were seen throughout the eastern Caribbean. Trinidad exceptionally wet to normal west to east; Tobago and Grenada normal to moderately wet; Barbados moderately wet; St Vincent moderately dry; Saint Lucia and Guadeloupe slightly dry to normal; Martinique slightly wet to severely dry; Dominica severely dry to moderately wet; Antigua slightly dry; St Kitts and St Maarten slight to moderately dry; St Croix severe to moderately dry and St Thomas normal. In the Guianas, conditions ranged from slight to exceptionally wet. Aruba was normal and Curacao slightly wet. Puerto Rico was normal. Hispaniola was predominantly normal with the exception of the northwestern area of Haiti which was moderately wet and southern areas of the Dominican Republic which ranged to severely dry. Jamaica ranged from moderately dry in the west to very wet in the east. Grand Cayman was moderately wet. Cuba ranged from normal in western, northwestern and northeastern areas to very wet in the extreme southeast. Northern Bahamas was normal to slightly wet and Belize ranged from moderately dry in southern areas to extremely wet in the north.

August 2019 to July 2021

Over the two year period conditions in the eastern Caribbean were predominantly normal to below normal. Trinidad was predominantly normal ranging from slightly wet in the west to slightly dry in the east; Tobago, Grenada and St Thomas normal; Barbados moderately dry to normal; St Vincent exceptionally dry; Saint Lucia exceptional to extremely dry; Martinique and Dominica severely dry to normal; Guadeloupe normal to extremely dry; Antigua and St Kitts slightly dry to normal; St Maarten slightly dry and St Croix severe to moderately dry. Conditions in the Guianas ranged from slightly dry to exceptionally wet. Aruba and Curacao were normal. Puerto Rico ranged from moderately dry in the west to moderately wet in the northeast. Hispaniola ranged from normal in western areas of Haiti to exceptionally dry in central Dominican Republic. Jamaica was predominantly normal ranging to severely dry in the extreme west and to slightly wet in the east. Grand Cayman was moderately dry. Cuba was normal in central areas ranging to moderately wet in the west and slightly wet in the east. Northern Bahamas ranged from very wet to extremely dry and Belize was normal in central areas ranging to exceptionally dry in the west and slightly 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.

SPI Change July 2021

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Mean Temperature Anomalies June 2021

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June 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for June 2021. Trinidad was between 0 to 0.75 oC warmer; Tobago and Grenada were between 0 to 0.25 oC cooler; Barbados was between 0.25 to 0.75 oC warmer; Saint Lucia, Antigua, St. Kitts, St. Maarten and St. Croix were between 0.25 and 0.75 oC cooler; Martinique was between 0.75 oC cooler to 0.75 oC warmer south to north; Dominica was between 0.75 oC warmer to 1.50 oC cooler south to north; Guadeloupe was between 0.25 to 1.50 oC cooler; St. Thomas was between 0 and 0.25 oC warmer; In the Guianas, conditions ranged from 0.25 oC cooler to 0.75 oC warmer. Aruba was between 0 to 0.25 oC cooler and Curacao was between 0.25 and 0.75 oC cooler. Puerto Rico was between 0.25 oC warmer to 0.75 oC cooler. Dominican Republic was between 0.25 to 0.75 oC cooler. Jamaica was between 0.75 oC warmer to 1.50 oC cooler. Cuba was between 0.25 oC warmer to 0.25 oC cooler. Grand Cayman was between 0 to 0.25 oC cooler. Northern Bahamas was between 0.75 oC cooler to 0.25 oC warmer. Belize was between 0.75 oC cooler to 1.50 oC warmer.

April to June 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for the period April to June 2021. Trinidad was between 0.25 oC cooler to 0.25 oC warmer; Tobago was between 0 and 0.25 oC warmer; Grenada St. Kitts, St. Maarten and St. Croix were between 0 to 0.25 oC cooler; Barbados and Martinique were between 0.25 oC cooler to 0.75 oC warmer; Saint Lucia and Guadeloupe were between 0.25 to 0.75 oC cooler; Dominica was between 1.50 oC warmer to 0.75 oC cooler; Antigua was between 0 and 0.75 oC cooler; St. Thomas was between 0.25 and 0.75 oC warmer. In the Guianas, conditions ranged from at least 0.75 oC cooler to 0.75 oC warmer. Aruba was between 0.25 oC cooler and 0.25 oC warmer and Curacao was between 0.25 and 0.75 oC cooler. Puerto Rico was between 0.75 warmer to 0.25 oC cooler. Dominican Republic was between 0 and 0.25 oC cooler. Jamaica was between 0.75 oC warmer to 1.50 oC cooler. Cuba was between 0 and 0.75 oC warmer. Grand Cayman was between 0 and 0.25 oC warmer. Northern Bahamas was between 0.25 oC cooler and 0.75 oC warmer. Belize was between 0.25 oC cooler and 1.50 oC warmer.

January to June 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for the period January to June 2021. Trinidad and Martinique were between 0.25 oC cooler and 0.75 oC warmer; Tobago was between 0.25 to 0.75 oC warmer; Grenada was between 0 and 0.75 oC warmer; Barbados and Dominica were between 0.75 oC cooler to 0.75 oC warmer; Saint Lucia was between 0.25 oC warmer to 0.75 oC cooler south to north; Guadeloupe was predominantly between 0.25 to 0.75 oC cooler with western sections between 0 and 0.25 oC cooler; Antigua was between 0 and 0.25 oC cooler; St. Kitts and St. Croix were between 0.25 oC cooler to 0.25 oC warmer; St. Maarten was between 0 and 0.25 oC warmer; St. Thomas was between 0.25 and 1.50 oC warmer. Conditions in the Guianas ranged from at least 1.50 oC cooler to 0.75 oC warmer. Aruba was between 0 and 0.25 oC warmer. Curacao was between 0.25 and 0.75 oC cooler. Puerto Rico was between 0 and 0.75 oC warmer. Dominican Republic was between 0 and 0.25 oC warmer. Cuba, northern Bahamas and Grand Cayman were between 0.25 and 0.75 oC warmer. Jamaica was between 0.75 oC cooler and 1.50 oC warmer. Belize was between 0 and 1.50 oC warmer.

July 2020 to June 2021

Mixed conditions prevailed in the islands of the eastern Caribbean for the Twelve-month period, June 2020 to June 2021. Trinidad and Martinique were between 0 and 0.75 oC warmer; Tobago, Grenada, St. Maarten and St. Thomas were between 0.25 and 0.75 oC warmer; Barbados and Dominica were between 0.25 oC cooler to 0.75 oC warmer; Saint Lucia was between 0.25 oC warmer to 0.75 oC cooler; St. Croix was between 0 and 0.25 oC warmer; Guadeloupe and Antigua were between 0 to 0.75 oC cooler; St. Kitts was between 0.25 oC cooler to 0.25 oC warmer; Conditions in the Guianas ranged from at least 0.75 oC cooler to 0.75 oC warmer. Aruba was between 0 to 0.25 oC warmer and Curacao was between 0 to 0.25 oC cooler. Puerto Rico was between 0 and 1.50 oC warmer. Dominican Republic was between 0 and 0.75 oC warmer. Cuba and Grand Cayman were between 0.25 and 0.75 oC warmer. Jamaica was between 0.75 oC cooler and 1.50 oC warmer. Northern Bahamas was between 0.25 to 1.50 oC warmer. Belize was between 0.25 oC cooler and 1.50 oC warmer.

Mean Temperature for June 2021

Mean Temperature for the Period July 2020 to June 2021

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 June 2021

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