SPI Monitor March 2026
March 2026
Apart from Trinidad that was moderately wet to moderately dry, conditions across the eastern Caribbean were mostly normal to above normal during the month of March. Tobago, Grenada, St Vincent and Anguilla were normal; Grenada, Antigua and St Maarten normal to slightly wet; Barbados exceptionally wet to normal; Saint Lucia, Martinique and Guadeloupe normal to moderately wet; Dominica extremely wet to normal; St Kitts slight to moderately wet; St Croix exceptional to extremely wet and St Thomas exceptionally wet. In the Guianas, conditions ranged from exceptionally wet to extremely dry. Aruba was normal. Puerto Rico ranged from extreme to exceptionally wet from west to east. The Dominican Republic ranged from normal in southern areas to very wet in the north and extreme east. Jamaica was extreme to moderately wet. Grand Cayman was normal. Cuba was slightly dry in west central areas ranging to extremely wet on the northeastern coastline. Northern Bahamas was exceptionally wet to normal and Belize was normal in western areas ranging to extremely wet in the south and to exceptionally wet in the north.
January to March 2026
Mixed conditions prevailed throughout the islands of the eastern Caribbean over the three month period. Trinidad and Barbados ranged from extremely wet to moderately dry; Tobago and Martinique slightly wet to normal; Grenada, Antigua and St Kitts normal; St Vincent moderate to extremely dry; Saint Lucia exceptionally dry to normal; Dominica moderate to very wet; Guadeloupe very wet to slightly dry; St Maarten very wet to normal; Anguilla slightly wet to slightly dry; St Croix very wet and St Thomas extremely wet. Conditions in the Guianas were mostly normal ranging to exceptionally wet in northwestern Guyana and Suriname and to moderately dry on the southcentral Suriname/ French Guiana border. Aruba was slightly dry. Puerto Rico was extreme to predominantly exceptionally wet. The Dominican Republic ranged from extremely wet to normal from the northwest to eastern areas. Jamaica ranged from very to exceptionally wet from west to east. Grand cayman was normal. Cuba ranged from moderately dry to exceptionally wet from western to eastern areas. Northern Bahamas ranged from slightly wet to slightly dry and Belize was mostly normal ranging to slightly dry in the west and to moderately wet in the north.
October 2025 to March 2026
Mixed conditions were experienced over the six month period throughout the islands of the eastern Caribbean. Trinidad was exceptionally wet to severely dry southeast to northwest; Tobago and St Kitts normal to slightly dry; Grenada and St Croix slight to moderately dry; Barbados, Guadeloupe, Antigua and Anguilla normal to slightly wet; St Vincent severely dry; Saint Lucia extreme to moderately dry; Martinique normal to moderately dry; Dominica normal to moderately wet; St Maarten normal; St Thomas predominantly slight to moderately wet. In the Guianas, conditions were mostly normal ranging to exceptionally wet in northwestern Guyana and to moderately dry on the southern Suriname/French Guiana border. Aruba was moderately dry. Puerto Rico was extreme to slightly wet from northwest to east. The Dominican Republic ranged from normal in northwestern areas to extremely wet in the extreme east. Jamaica ranged from slight to moderately wet from west to east. Grand Cayman was normal. Cuba ranged from mostly normal in western areas to extremely wet in eastcentral areas. Northern Bahamas was moderately wet to normal and Belize was mostly normal ranging to very wet in central areas.
April 2025 to March 2026
Over the twelve month period conditions across the eastern Caribbean were mixed. Trinidad was exceptionally wet to moderately dry from south to north; Tobago normal to slightly dry; Grenada and St Vincent severe to extremely dry; Barbados normal; Saint Lucia extreme to moderately dry; Martinique extreme to slightly dry; Dominica severely dry to normal south to north; Guadeloupe, St Maarten and St Kitts normal to moderately dry; Antigua normal to slightly wet; Anguilla normal to moderately wet; St Croix very to moderately wet and St Thomas moderate to slightly wet. In the Guianas, conditions were mostly normal ranging from exceptionally wet in northern and southern areas in Guyana and in northeastern French Guiana to moderately dry on the southern Suriname/ French Guiana border. Aruba was severely dry. Puerto Rico was predominantly moderate to slightly wet in the extreme northeast. The Dominican Republic was mostly normal ranging to moderately wet in the southwest and extreme east. Jamaica and Grand cayman were normal. Cuba was mostly normal ranging to extremely wet in the extreme west and to severely dry in the extreme east. Northern Bahamas was normal to extremely wet and Belize was severely dry to moderately wet from west to northeast.
April 2024 to March 2026
Over the two year period conditions across the eastern Caribbean were mostly normal to below normal. Trinidad was exceptionally wet in the south to extremely dry in the northwest; Tobago, Dominica and St Maarten normal to slightly dry; Grenada predominantly slight to moderately dry; Barbados was predominantly normal ranging to slightly dry in the south and to slightly wet in the north; St Vincent and St Croix severe to moderately dry; Saint Lucia extremely dry to normal; Martinique severely dry to normal; Guadeloupe and St Kitts normal to moderately dry; Antigua and St Thomas normal; and Anguilla normal to moderately wet. In the Guianas, conditions ranged from exceptionally wet to extremely dry. Aruba was severely dry. Puerto Rico was predominantly moderately wet ranging to slightly wet in the south and very wet in the north. The Dominican Republic was mostly normal ranging to very wet in the southwest, to extremely wet in the east and to severely dry in the north. Jamaica ranged from slightly wet to predominantly normal. Grand Cayman was slightly wet. Cuba ranged from exceptionally wet in the west to moderately dry in the east. Northern Bahamas was slightly dry to very wet and Belize was extremely dry to extremely wet from southwest to northeast.
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.