SPI Monitor December 2021

December 2021

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

October to December 2021

Conditions throughout the eastern Caribbean were predominantly normal to below normal during the three month period. Trinidad ranged from exceptionally wet in the south to moderately dry on the northern border; Tobago normal to moderately dry; Grenada normal; Barbados severely dry in the extreme south to predominantly exceptionally dry; St Vincent predominantly moderately dry to severely dry in the northeast; Saint Lucia moderate to extremely dry; Martinique extremely dry in the extreme southeast to normal in the northwest; Dominica normal in the extreme south to extremely dry in the northeast; Guadeloupe moderate to exceptionally dry; Antigua exceptionally dry; St Kitts and St Thomas moderate to slightly dry; St Maarten slightly dry to normal; Anguilla normal to slightly wet and St Croix severely dry. Conditions in the Guianas ranged from moderately dry to exceptionally wet. Aruba slightly dry to normal and Curacao was normal. Puerto Rico ranged from moderately dry in extreme southern areas to normal in the north. Hispaniola was predominantly normal to exceptionally dry in east central Dominican Republic. Jamaica ranged from moderately dry in the extreme southeast to moderately wet in the northwest. Grand Cayman was normal. Cuba ranged from exceptionally dry in the extreme southwest to moderately wet in the extreme southeast. Northern Bahamas ranged from slightly wet to normal and Belize ranged from extremely dry in the west to normal in the east.

July to December 2021

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

January to December 2021

Over the twelve month period conditions throughout the eastern Caribbean were mostly normal to below normal. Trinidad was exceptionally dry in the southwest to normal in the northeast; Tobago and St Thomas normal to slightly dry; Grenada and Anguilla slightly wet to normal; Barbados moderately dry to normal; St Vincent, Dominica and St Croix moderate to severely dry; Saint Lucia and St Kitts moderate to extremely dry; Martinique extreme to exceptionally dry; Guadeloupe moderate to exceptionally dry; Antigua exceptionally dry and St Maarten extremely dry to normal. In the Guianas, conditions were predominantly exceptionally wet ranging to moderately wet. Aruba was slightly dry and Curacao was normal. Puerto Rico was predominantly normal ranging to slightly dry in the southeast. Hispaniola ranged from exceptionally dry in southeastern Dominican Republic to slightly wet around the northern Haiti/Dominican Republic border. Jamaica ranged from moderately dry in the west and extreme south to moderately wet in the north and extremely dry in the east. Grand Cayman was normal. Cuba ranged from exceptionally dry in the west to moderately wet on the extreme southeastern tip. Northern Bahamas ranged from normal to severely dry and Belize ranged from normal in western areas to moderately dry in the south and north.

January 2020 to December 2021

Conditions throughout the eastern Caribbean over the two year period were mostly normal to below normal. Trinidad ranged from extremely wet in the southwest to normal in the northeast; Tobago and St Maarten normal to moderately dry; Grenada and Barbados normal to slightly dry; St Vincent and Antigua severe to extremely dry, Saint Lucia and Martinique exceptional to severely dry; Dominica severe to slightly dry; Guadeloupe moderate to exceptionally dry; St Kitts slight to moderately dry; Anguilla normal to slightly wet from south to north; St Croix moderately dry and St Thomas normal. In the Guianas, conditions ranged from exceptionally wet to extremely dry. Aruba and Curacao were normal. Puerto Rico ranged from normal in the south to moderately wet in the north. Hispaniola ranged from exceptionally dry in southern and eastern areas to slightly wet around the northern Haiti/Dominican Republic border. Jamaica ranged from severely dry in the west and east to slightly dry in the south and very wet in the north. Grand Cayman was normal. Cuba was predominantly normal ranging to moderately dry in the extreme southwestern tip and to moderately wet in the extreme southeastern tip. Northern Bahamas ranged from extremely wet to slightly dry and Belize ranged from normal in the south to moderately wet in the northwest.

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.