SPEI October 2024

       

Monthly Rainfall October 2024

Caribbean Yearly Rainfall for November 2023 to October 2024

SPI Monitor October 2024

October 2024

During the month of October, apart from Trinidad that ranged from moderately dry in the southwest to extremely wet in the northeast and Tobago that was extreme to moderately wet, conditions were mostly normal to below normal throughout the eastern Caribbean. Grenada, Martinique, Guadeloupe and St Kitts were normal to slightly dry; Barbados and Saint Lucia severe to moderately dry; St Vincent and St Croix extremely dry; Dominica and St Maarten moderate to slightly dry; Antigua normal; Anguilla slightly dry and St Thomas severely dry. In the Guianas, conditions ranged from exceptionally wet in central Guyana to slightly dry on the northwestern coastline of Suriname and to extremely wet on the northern Suriname/ French Guiana border. Aruba was exceptionally dry and Curacao ranged from exceptional to mostly extremely dry. Puerto Rico was normal to severely dry west to east. Hispaniola was predominantly exceptionally dry in the Dominican Republic ranging to slightly wet in northwestern Haiti and to Moderately wet in the extreme east of the Dominican Republic. Jamaica ranged from severely dry in southern areas to normal in the west and to slightly dry in the east. Grand Cayman was normal. Northern Bahamas ranged from moderately wet to normal and Belize was from normal to very wet south to north.

August to October 2024

 

Over the three month period conditions throughout the eastern Caribbean were mixed. Trinidad was moderately wet to moderately dry; Tobago severely dry to normal; Grenada predominantly slight to moderately dry; Barbados, Dominica, Guadeloupe, Antigua, St Kitts, St Croix, St Maarten and Anguilla were normal; St Vincent moderately dry; Saint Lucia moderately dry to normal south to north; Martinique normal to predominantly slightly wet and St Thomas predominantly moderate to very wet. In the Guianas, conditions ranged from slightly wet in southern portions of Guyana to extremely dry in the vicinity of the northern Suriname/French Guiana border. Aruba was moderate to slightly dry and Curacao was slightly dry. Puerto Rico ranged from extremely dry to moderately wet south to north. Hispaniola ranged from severely dry in central areas of the Dominican Republic to normal in western Haiti and slightly wet in the extreme east of the Dominican Republic. Jamaica was moderately wet in the west ranging to slightly dry in the east. Grand Cayman was moderate to predominantly slightly wet. Northern Bahamas was normal to moderately wet and Belize extremely dry to moderately wet south to north.

 

May to October 2024

 

Mixed conditions were experienced during the six month period throughout the eastern Caribbean.  Trinidad was extremely dry to slightly wet; Tobago and Anguilla slight to moderately wet; Grenada, Barbados, Saint Lucia, Martinique, Dominica, Guadeloupe and Antigua normal; St Vincent, St Kitts and St Thomas slightly dry to normal; St Maarten slightly wet and St Croix severe to moderately dry. In the Guianas, conditions ranged from exceptionally wet in most of Guyana and western areas of Suriname to exceptionally dry on the northwestern coast of Suriname. Aruba was moderately dry and Curacao moderate to slightly dry. Puerto Rico was severely dry to slightly wet south to north. Hispaniola ranged from normal in Haiti to moderately dry in central Dominican Republic. Jamaica ranged from severely dry in central areas to slightly dry in the west and to moderately dry in the east. Grand Cayman was very to moderately wet. Northern Bahamas ranged from slightly dry to exceptionally wet and Belize from severely dry in the south to normal in the north.

 

 

November 2023 to October 2024

 

Predominantly normal to below normal conditions were experienced over the twelve month period throughout the eastern Caribbean. Trinidad was slightly wet to slightly dry; Tobago and Guadeloupe slight to predominantly moderately dry; Grenada, Barbados and Martinique normal; St Vincent slightly dry; Saint Lucia, Dominica and St Thomas slightly dry to normal; Antigua and St Kitts moderately dry; St Croix extreme to severely dry; St Maarten predominantly normal to slightly wet and Anguilla normal to moderately wet. The Guianas ranged from extremely wet in southern portions of Guyana to exceptionally dry in the vicinity of the northern Suriname/French Guiana border. Aruba was predominantly severely dry, ranging to moderately dry in the north and Curacao mostly moderate ranging to severely dry. Puerto Rico was moderately dry to very wet south to north. Hispaniola ranged from severely dry in the northwest of the Dominican Republic to normal in the west of Haiti and slightly wet on the eastern coastline of the Dominican Republic. Jamaica ranged from moderately wet in the west to normal in the east. Grand Cayman was moderately wet. Northern Bahamas ranged from normal to exceptionally wet and Belize was severely dry in the south ranging to normal in the north.

 

November 2022 to October 2024

Apart from St. Maarten and Anguilla that were predominantly normal to slightly wet and normal to moderately wet, respectively, normal to below normal conditions prevailed over the two year period throughout the eastern Caribbean. Trinidad ranged from moderate to extremely dry; Tobago moderately dry; Grenada, Martinique and St Thomas normal; Barbados and St Vincent slightly dry to normal; Saint Lucia slightly dry; Dominica normal to moderately dry; Guadeloupe moderate to extremely dry; Antigua and St Kitts extreme to severely dry; St Croix severe to moderately dry. Conditions in the Guianas ranged from exceptionally wet in southern Guyana and the coastline bordering Suriname/ French Guiana, to moderately dry in most of French Guiana and eastern Suriname. Aruba was moderately dry and Curacao was moderate to slightly dry. Puerto Rico ranged from moderately dry to slightly wet south to north. Hispaniola ranged from severely dry in northwestern Dominican Republic to normal in the west of Haiti and eastern Dominican Republic. Jamaica was normal. Grand Cayman was predominantly normal ranging to slightly wet in the north. Northern Bahamas was extreme to exceptionally wet and Belize was moderately dry in the south to slightly wet 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 September 2024

September 2024

Temperature anomalies were warmer than usual for September 2024 throughout the eastern Caribbean, except for St Thomas and St Croix which were between 0.25 o C cooler and 0.25 o C warmer. Trinidad was predominantly between 0.75 and 1.50 o C warmer, ranging to 2.50 o C warmer in the northeast; Tobago was between 1.50 and 2.50 o C warmer; Grenada, Guadeloupe, Antigua, St Kitts and St Maarten were between 0.75 o C and 1.50 o C warmer; Barbados, Saint Lucia, Martinique and Dominica were between 0.25 and 0.75 o C warmer. The Guianas ranged from 0.25 to 2.50 o C warmer.  Aruba was between 0.25 and 0.75 o C warmer, and Curacao ranged from 1.50 o C warmer in the south to predominantly between 0.25 and 0.75 o C warmer. Puerto Rico ranged from 2.50 o C warmer to 0.25 cooler o C west to east. The Dominican Republic ranged from 1.50 o C warmer in the south to 0.25 o C warmer in the north and to 2.50 o C warmer in the east. Jamaica and Grand Cayman were between 0.75 and 1.50 o C warmer. Northern Bahamas was between 1.50 and 0.25 o C warmer. Belize was between 0.75 o C cooler to 2.50 o C warmer

July to September 2024

Temperature anomalies were warmer than usual over the three-month period throughout the eastern Caribbean. Trinidad, Tobago, Martinique, Dominica, Guadeloupe and Antigua were between 0.75 and 1.50 o C warmer; Grenada, St Kitts and St Thomas were between 0.25 and 1.50 o C warmer; Barbados, Saint Lucia and St Maarten were between 0.25 and 0.75 o C warmer; St Croix was between 0 and predominantly between 0.25 and 0.75 o C warmer. The Guianas were predominantly between 0.75 to 1.50 o C warmer, ranging to 2.50 o C warmer in northeast Guyana and most of French Guiana. Aruba and Curacao were between 0.25 and 0.75 o C warmer. Puerto Rico ranged from 0 to predominantly between 1.50 and 2.50 o C warmer. The Dominican Republic was predominantly between 0.25 and 0.75 o C warmer ranging to 1.50 o C warmer in the east. Jamaica was between 0.75 warmer and 0.25 o C cooler. Grand Cayman was between 0.75 and 1.50 o C warmer; Northern Bahamas ranged from 0.25 o C warmer to predominantly between 0.75 and 1.50 o C warmer. Belize ranged from 0.75 o C cooler to 2.50 o C warmer southeast to northwest.

April to September 2024

Temperature anomalies were warmer than usual for March to September 2024 throughout the eastern Caribbean. Trinidad, Tobago, Grenada, , Saint Lucia,  Dominica St Thomas and St. Croix were between 0.75 and 1.50 o C warmer; Barbados was between 1.50 and 2.50 o C warmer; Martinique ranged from 0.75 o C  warmer to predominantly between 1.50 and 2.50 o C warmer; Guadeloupe was predominantly between 0.75 and 1.50 o C warmer, ranging to 0.25 o C warmer in the northeast; Antigua, St Kitts and St Maarten were between 0.25 and 0.75 o C warmer. The Guianas were mostly between 0.75 and 1.50 o C warmer, ranging to 2.50 o C warmer in northeast Suriname and northwest Guyana. Aruba and Curacao were between 0.75 and 1.50 o C warmer. Puerto Rico was predominantly between 0.75 o C and 1.50 o C warmer ranging to 0.25 o C warmer in the south and to 2.50 o C warmer in the northwest. The Dominican Republic ranged from 0.25 to 2.50 o C warmer. Jamaica was between 0 to 0.75 o C warmer. Grand Cayman was between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 and 1.50 o C warmer. Belize was predominantly between 0.75 and 1.50 o C warmer, ranging to 2.50 o C warmer in the west.

October 2023 to September 2024

Temperature anomalies were warmer than usual over the twelve-month period throughout the eastern Caribbean. Trinidad and Barbados ranged from 2.50 o C warmer to predominantly between 0.75 and 1.50 o C warmer, Tobago, Grenada, Saint Lucia, Martinique, Dominica and St Thomas were between 0.75 and 1.50 o C warmer; Guadeloupe was predominantly between 0.75 and 1.50 o C warmer, ranging to 0.25 o C warmer in the north; Antigua, St Kitts and St Maarten were between 0.25 and 0.75 o C warmer; St. Croix was predominantly between 0.25 and 0.75 o C warmer ranging to 1.50 o C warmer in the east . The Guianas ranged from 0.75 o C warmer to predominantly between 1.50 and 2.50 o C warmer. Aruba and Curacao were between 0.75 and 1.50 o C warmer. Puerto Rico ranged from 0 to 2.50 o C warmer. The Dominican Republic Ranged from 1.50 to 0.25 o C warmer south to north. Northern Bahamas ranged from 0.25 to 1.50 o C warmer. Jamaica, Grand Cayman and Belize were between 0.75 and 1.50 o C warmer.

Mean Temperature for September 2024

Mean Temperature for the Period October 2023 to September 2024

 

Monthly Rainfall September 2024

Caribbean Yearly Rainfall for October 2023 to September 2024

 

SPI Monitor September 2024

September 2024

Mixed conditions were experienced throughout the eastern Caribbean during the month of September. Trinidad and Antigua were slightly wet to normal; Tobago, Saint Lucia, Dominica and St Kitts slightly dry to normal; Grenada, St Vincent, St Croix and St Thomas normal; Barbados extreme to exceptionally wet; Martinique slight to very wet; Guadeloupe slightly dry to slightly wet; St Maarten slight to moderately wet and Anguilla moderately wet. Rainfall in the Guianas was largely below normal and ranged from exceptionally dry to moderately wet. Aruba was very wet and Curacao was moderately wet. Puerto Rico ranged from exceptionally dry in the south to normal in the north. Hispaniola was predominantly normal ranging to slightly dry in northwestern Haiti. Jamaica ranged from exceptionally wet in the extreme south to normal in the west. Grand Cayman was moderate to slightly wet. Cuba ranged from exceptionally wet in the west to exceptionally dry in east central areas. Northern Bahamas ranged from moderately dry to moderately wet and Belize from moderately dry in the south to normal in the north.

July to September 2024

Over the three month period conditions throughout the eastern Caribbean were predominantly normal to above normal, apart from St Croix which was severe to slightly dry. Trinidad was very wet to normal; Tobago, Grenada, Guadeloupe, Antigua, St Kitts and St Thomas were normal; Barbados slight to moderately wet; St Vincent slightly wet; Saint Lucia normal to slightly wet; Martinique and St Maarten moderately wet; Dominica moderately wet in the south to normal in the north and Anguilla moderate to very wet. In the Guianas, conditions ranged from very wet in southern Guyana to exceptionally dry in northeastern French Guiana. Aruba was normal and Curacao normal to slightly wet. Puerto Rico was exceptionally dry to moderately wet. Hispaniola ranged from normal in Haiti to very wet in eastern areas of the Dominican Republic. Jamaica ranged from slightly wet in the south to predominantly normal. Grand Cayman was moderate to mostly slightly wet. Cuba ranged from exceptionally wet in the west to slightly dry on the northeastern coast. Northern Bahamas ranged from slightly dry to exceptionally wet and Belize was moderately dry in the south ranging to predominantly normal in the north.

 

April to September 2024

During the six month period mostly normal conditions were experienced throughout the eastern Caribbean. Trinidad was severely dry to normal; Tobago, Grenada, Barbados, St Vincent, Saint Lucia, Dominica, Guadeloupe, Antigua and St Thomas normal; Martinique normal to mostly slightly wet; St Kitts slightly dry to mostly normal; St Croix moderate to slightly dry; St Maarten slight to very wet and Anguilla very to extremely wet. In the Guianas, conditions ranged from exceptionally wet in southern Guyana and the northwestern coastal areas of French Guiana to moderately dry in northern Suriname and eastern French Guiana. Aruba was normal and Curacao was normal to slightly wet. Puerto Rico ranged from normal to moderately wet south to north. Hispaniola ranged from very wet in the extreme south of the Dominican Republic to normal in western Haiti and northern areas. Jamaica extremely wet to normal west to east. Grand Cayman extreme to predominantly very wet. Cuba ranged from exceptionally wet in the west to moderately dry on the northern coast and to normal in the east. Northern Bahamas ranged from moderately dry to exceptionally wet and Belize from severe to slightly dry.

 

October 2023 to September 2024

Mixed conditions were experienced over the twelve month period throughout the eastern Caribbean. Trinidad ranged from normal to moderately dry; Tobago and St Croix moderately dry; Grenada, St Vincent, Saint Lucia, Dominica and Guadeloupe were normal; Barbados and Antigua moderately wet; Martinique, St Maarten and Anguilla normal to predominantly slightly wet; St Kitts slight to moderately wet and St Thomas slightly dry to normal. In the Guianas, conditions ranged from exceptionally dry in the vicinity of the central border of Suriname/ French Guiana to exceptionally wet on the northern coastlal border of Suriname/French Guiana. Aruba was slightly wet and Curacao was normal. Puerto Rico ranged from normal to extremely wet south to north. Hispaniola ranged from severely dry in the north to normal in the southwest of Haiti and to moderately wet in the extreme east of the Dominican Republic. Jamaica ranged from moderately wet to normal west to east. Grand Cayman was extreme to very wet. Cuba ranged from exceptionally wet to normal west to east. Northern Bahamas was moderate to extremely wet and Belize was moderately wet to normal.

 

October 2022 to September 2024

Over the two year period predominantly normal to below normal conditions were experienced throughout the eastern Caribbean except for Antigua which was normal to slightly wet and St. Croix that was severe to predominantly moderately dry. Trinidad, Tobago, Grenada, Barbados, St Vincent, Saint Lucia, Martinique, St Kitts, St Maarten, Anguilla and St Thomas were normal; Dominica ranged from normal to moderately dry; Guadeloupe ranged from slight to severely dry. Conditions in the Guianas ranged from exceptionally wet to moderately dry. Aruba was slightly wet to normal and Curacao was normal. Puerto Rico ranged from moderately dry to moderately wet from southeast to northwest. Hispaniola ranged from extremely dry in northern Haiti to moderately wet in eastern Dominican Republic. Jamaica ranged from slightly wet to slightly dry west to east. Grand Cayman was moderate to mostly slightly wet. Cuba was exceptionally wet to severely dry west to east. Northern Bahamas ranged from normal to exceptionally wet and Belize from moderately wet to severely dry south to 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 September 2024

    

SPEI August 2024