SPI Monitor May 2021

May 2021

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

March to May 2021

The islands of the eastern Caribbean experienced mixed conditions over the three month period. Trinidad exceptional to moderately wet west to east; Tobago moderately wet; Grenada extreme to moderately wet; Barbados slightly dry; St Vincent, Saint Lucia and St Thomas normal; Martinique slight to severely dry; Dominica normal to moderately dry; Guadeloupe normal to extremely dry; Antigua severely dry; St Kitts moderate to severely dry; St Maarten normal to severely dry; Anguilla normal to slightly wet; St Croix moderate to slightly dry south to north.  Conditions in the Guianas ranged from normal to exceptionally wet. Aruba was normal and Curacao moderately wet. Puerto Rico ranged from moderately wet in the northwest to slightly dry in the east. Hispaniola was slightly wetin  the northwest covering most of Haiti, to normal in the east and south covering most of the Dominican Republic.  Jamaica ranged from normal in central areas to extremely dry in the west and to severely dry in the east. Grand Cayman was normal. Cuba ranged from exceptionally dry in west central areas to normal in the east. Northern Bahamas was normal to extremely dry and Belize was predominantly normal ranging to moderately wet in central areas, slightly wet in the south and moderately dry in the west.

December 2020 to May 2021

Conditions were mixed over the six month period throughout the eastern Caribbean. Trinidad extremely wet to normal; Tobago, Barbados and St Vincent normal; Grenada moderate to slightly wet south to north; Saint Lucia and St Thomas predominantly normal with slightly dry conditions in some areas; Martinique moderately dry; Dominica moderate to slightly dry; Guadeloupe slight to extremely dry; Antigua extreme to exceptionally dry; St Kitts moderate to extremely dry; St Maarten extremely dry in the south to normal in the north; Anguilla slightly dry to slightly wet south to north and St Croix severe to moderately dry. In the Guianas conditions ranged from normal to exceptionally wet, with a small area to the north experiencing below normal rainfall. Aruba was normal and Curacao slightly wet. Puerto Rico ranged from normal to moderately dry west to east.  Hispaniola was predominantly normal ranging to slightly wet conditions on the central Haiti/Dominican Republic border and to severely dry in the extreme southern areas.  Jamaica was normal in central areas ranging to severely dry in the west and east. Grand Cayman was normal. Cuba ranged from exceptionally dry in west central areas to normal in the east. Northern Bahamas ranged from normal to exceptionally dry, and Belize ranged from moderately dry in the southwest to moderately wet in the north.

June 2020 to May 2021

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

June 2019 to May 2021

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

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 May 2021

   

Mean Temperature Anomalies April 2021

April 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for April 2021. Trinidad was between 0.25 oC cooler to 0.25 oC warmer; Tobago and St. Thomas were between 0.25 and 0.75 oC warmer; Grenada was between 0 and 0.75 oC warmer; Barbados and Dominica were between 0.75 oC cooler to 1.50 oC warmer; Saint Lucia and Guadeloupe were between 0 and 0.75 oC cooler; Martinique was between 0.25 oC cooler to 1.50 oC warmer; Antigua was between 0 and 0.25 oC cooler; St. Kitts and St. Maarten were between 0 to 0.25 oC warmer; St. Croix was between 0 and 0.25 oC cooler. In the Guianas, conditions ranged from 1.50 oC cooler to 0.75 oC warmer. Aruba was between 0 to 0.75 oC warmer and Curacao was between o.25 and 0.75 oC. cooler. Puerto Rico was between 0.25 oC cooler to 0.75 oC warmer. Dominican Republic was between 0.25 oC cooler to 0.25 oC warmer. Jamaica was between 2.50 oC cooler to more than 2.50 oC warmer. Cuba was between 0 and 0.75 oC warmer. Grand Cayman were between 0.25 to 0.75 oC warmer. Northern Bahamas was between 0.75 oC cooler to 0.75 oC warmer. Belize was between 0.75 oC cooler to 1.50 oC warmer.

February to April 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for the period February to April 2021. Trinidad was between 0.25 oC cooler to 0.75 oC  warmer; Tobago and St. Maarten were between 0.25 and 0.75 oC warmer; Grenada and St. Croix were between 0 to  0.75 oC warmer; Barbados was between 0.75 oC cooler to 1.50 oC warmer; Saint Lucia was between 0.75 oC  cooler to 0.25 oC warmer; Martinique was between 0.25 oC cooler to 0.75 oC warmer south to north; Dominica was between 0.75 oC cooler to 0.75 oC warmer; Guadeloupe was between 0 and 0.75 oC cooler; Antigua was between 0 and 0.25 oC cooler; St. Kitts was between 0 and 0.25 oC warmer; St. Thomas was between 0.75 and 1.50 oC warmer. In the Guianas, conditions ranged from at least 1.50 oC cooler to 0.75 oC warmer. Aruba was between 0 and 0.25 oC warmer and Curacao was between 0.25 and 0.75 oC cooler. Puerto Rico and Belize were between 0 and 1.50 oC warmer. Dominican Republic was between 0 and 0.25 oC warmer. Cuba and Northern Bahamas were between 0.25 and 1.50 oC warmer. Grand Cayman was between 0.25 and 0.75 oC warmer. Jamaica was between 1.50 oC cooler and 2.50 oC warmer.

November 2020 to April 2021

Mixed temperature anomalies prevailed in the eastern Caribbean for the period November 2020 to April 2021. Trinidad was between 0 and 0.75 oC warmer; Tobago, Grenada and St. Maarten and were between 0.25 to 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; Martinique was between 0.25 oC cooler to 0.75 oC warmer; Guadeloupe and Antigua were between 0 and 0.75 oC cooler; St. Kitts and St. Croix were between 0.25 oC cooler and 0.25 oC warmer; St. Thomas was between 0.25 to 1.50 oC warmer. Conditions in the Guianas ranged from at least 1.50 oC cooler to 0.75 oC warmer. Aruba was between 0.25 oC cooler and 0.25 oC warmer. Curacao was between 0 and 0.75 oC cooler. Puerto Rico was between 0 and 1.50 oC warmer. Dominican Republic and Belize were between 0 and 0.75 oC, warmer. Cuba and Grand Cayman were between 0.25 and 0.75 oC warmer. Jamaica was between 1.50 oC cooler and 1.50 oC warmer. Northern Bahamas was between 0.25 and 1.50 oC warmer.

May 2020 to April 2021

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

Mean Temperature for April 2021

Mean Temperature for the Period May 2020 to April 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 April 2021

    

SPI Monitor April 2021

April 2021

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

February to April 2021

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

November 2020 to April 2021

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

May 2020 to April 2021

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

May 2019 to April 2021

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

 

SPEI March 2021