Alert | N° | Date (UTC) | Max Winds (km/h) | Population in Tropical Storm or higher | Population in Cat 1. or higher | Countries |
| 1 | 30 Jun 2021 21:00 | 93 | 23.5 million | No people | Barbados, Saint Lucia, Martinique, Saint Vincent and the Grenadines, Grenada, Dominica, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 2 | 01 Jul 2021 03:00 | 93 | 29.8 million | No people | Barbados, Trinidad and Tobago, Saint Lucia, Saint Vincent and the Grenadines, Martinique, Grenada, Dominica, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 3 | 01 Jul 2021 09:00 | 93 | 24.9 million | No people | Barbados, Trinidad and Tobago, Saint Lucia, Saint Vincent and the Grenadines, Martinique, Grenada, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 4 | 01 Jul 2021 15:00 | 93 | 28.5 million | No people | Barbados, Trinidad and Tobago, Saint Lucia, Saint Vincent and the Grenadines, Martinique, Grenada, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 5 | 01 Jul 2021 21:00 | 93 | 28.5 million | No people | Barbados, Trinidad and Tobago, Saint Lucia, Saint Vincent and the Grenadines, Martinique, Grenada, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 6 | 02 Jul 2021 03:00 | 102 | 40 million | No people | Barbados, Trinidad and Tobago, Saint Lucia, Saint Vincent and the Grenadines, Martinique, Grenada, Dominica, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 7 | 02 Jul 2021 09:00 | 111 | 46.7 million | No people | Barbados, Trinidad and Tobago, Saint Lucia, Saint Vincent and the Grenadines, Martinique, Grenada, Dominica, Guadeloupe, Dominican Republic, Haiti, Cuba, United States, Jamaica |
| 8 | 02 Jul 2021 12:30 | 120 | 46.7 million | 980 thousand | Saint Vincent and the Grenadines, Haiti |
| 9 | 02 Jul 2021 15:00 | 130 | 46.1 million | 880 thousand | Saint Vincent and the Grenadines, Haiti, Cuba |
| 10 | 02 Jul 2021 21:00 | 139 | 44 million | 1.7 million | Saint Vincent and the Grenadines, Haiti, Cuba |
| 11 | 03 Jul 2021 03:00 | 139 | 44.8 million | 800 thousand | Saint Vincent and the Grenadines, Haiti, Cuba |
| 12 | 03 Jul 2021 09:00 | 120 | 42.6 million | 1.8 million | Haiti, Cuba, Saint Vincent and the Grenadines |
| 13 | 03 Jul 2021 15:00 | 111 | 42.3 million | 90 thousand | Saint Vincent and the Grenadines |
| 14 | 03 Jul 2021 21:00 | 111 | 46.2 million | 90 thousand | Saint Vincent and the Grenadines |
| 15 | 04 Jul 2021 03:00 | 111 | 44.6 million | 90 thousand | Saint Vincent and the Grenadines |
| 16 | 04 Jul 2021 09:00 | 111 | 40.5 million | 90 thousand | Saint Vincent and the Grenadines |
| 17 | 04 Jul 2021 15:00 | 111 | 33.6 million | 90 thousand | Saint Vincent and the Grenadines |
| 18 | 04 Jul 2021 21:00 | 102 | 27.5 million | 90 thousand | Saint Vincent and the Grenadines |
| 19 | 05 Jul 2021 03:00 | 111 | 35.5 million | 90 thousand | Saint Vincent and the Grenadines |
| 20 | 05 Jul 2021 09:00 | 102 | 34.9 million | 90 thousand | Saint Vincent and the Grenadines |
| 21 | 05 Jul 2021 15:00 | 102 | 24.4 million | 90 thousand | Saint Vincent and the Grenadines |
| 22 | 05 Jul 2021 21:00 | 102 | 25.4 million | 90 thousand | Saint Vincent and the Grenadines |
| 23 | 06 Jul 2021 03:00 | 102 | 27.9 million | 90 thousand | Saint Vincent and the Grenadines |
| 24 | 06 Jul 2021 09:00 | 111 | 70.7 million | 90 thousand | Saint Vincent and the Grenadines |
| 25 | 06 Jul 2021 15:00 | 111 | 82.1 million | 90 thousand | Saint Vincent and the Grenadines |
| 26 | 06 Jul 2021 18:00 | 120 | 82 million | 1.7 million | United States, Saint Vincent and the Grenadines |
| 27 | 06 Jul 2021 21:00 | 120 | No people | 1.2 million | United States, Saint Vincent and the Grenadines |