Storm history
| Tropical Depression | Tropical Storm | Category 1 Hurricane | Category 2 Hurricane | Category 3 Hurricane | Category 4 Hurricane | Category 5 Hurricane |
| Advisory | Date | Lat | Long | Moving (mph) | Pressure (mb) | Winds (mph) |
|---|---|---|---|---|---|---|
| 1 | 03:00 GMT, Mon Aug 16 2021 | 33.2 | -62.7 | S at 7 | 1014 | 30 |
| 1A | 06:00 GMT, Mon Aug 16 2021 | 32.6 | -62.8 | S at 8 | 1012 | 35 |
| 2 | 09:00 GMT, Mon Aug 16 2021 | 32.4 | -62.9 | SSW at 5 | 1012 | 35 |
| 2A | 12:00 GMT, Mon Aug 16 2021 | 31.7 | -62.8 | S at 9 | 1012 | 35 |
| 3 | 15:00 GMT, Mon Aug 16 2021 | 31.3 | -62.8 | S at 9 | 1012 | 35 |
| 3A | 18:00 GMT, Mon Aug 16 2021 | 31.1 | -62.8 | S at 9 | 1012 | 35 |
| 4 | 21:00 GMT, Mon Aug 16 2021 | 31 | -62.9 | SSW at 7 | 1010 | 40 |
| 4A | 00:00 GMT, Tue Aug 17 2021 | 30.9 | -63 | SSW at 5 | 1010 | 40 |
| 5 | 03:00 GMT, Tue Aug 17 2021 | 30.7 | -63.3 | SW at 5 | 1008 | 45 |
| 5A | 06:00 GMT, Tue Aug 17 2021 | 30.6 | -63.5 | SW at 5 | 1008 | 45 |
| 6 | 09:00 GMT, Tue Aug 17 2021 | 30.6 | -63.7 | WSW at 5 | 1004 | 50 |
| 6A | 12:00 GMT, Tue Aug 17 2021 | 30.5 | -64 | WSW at 5 | 1004 | 50 |
| 7 | 15:00 GMT, Tue Aug 17 2021 | 30.4 | -64.3 | WSW at 6 | 1004 | 50 |
| 7A | 18:00 GMT, Tue Aug 17 2021 | 30.4 | -64.3 | WSW at 6 | 1000 | 60 |
| 8 | 21:00 GMT, Tue Aug 17 2021 | 30.4 | -64.2 | WSW at 2 | 997 | 65 |
| 8A | 00:00 GMT, Wed Aug 18 2021 | 30.2 | -64.5 | WSW at 5 | 997 | 65 |
| 9 | 03:00 GMT, Wed Aug 18 2021 | 30 | -65.1 | WSW at 8 | 998 | 65 |
| 9A | 06:00 GMT, Wed Aug 18 2021 | 30 | -65.1 | WSW at 6 | 998 | 65 |
| 10 | 09:00 GMT, Wed Aug 18 2021 | 30.1 | -65.7 | W at 8 | 998 | 65 |
| 11 | 15:00 GMT, Wed Aug 18 2021 | 30 | -66.6 | W at 8 | 998 | 65 |
| 12 | 21:00 GMT, Wed Aug 18 2021 | 29.9 | -67.6 | W at 9 | 995 | 70 |
| 13 | 03:00 GMT, Thu Aug 19 2021 | 29.8 | -68.5 | W at 9 | 995 | 70 |
| 14 | 09:00 GMT, Thu Aug 19 2021 | 29.5 | -69.5 | W at 9 | 995 | 70 |
| 15 | 15:00 GMT, Thu Aug 19 2021 | 29.5 | -70.5 | W at 10 | 995 | 70 |
| 16 | 21:00 GMT, Thu Aug 19 2021 | 29.7 | -71.4 | W at 10 | 997 | 65 |
| 17 | 03:00 GMT, Fri Aug 20 2021 | 29.8 | -72.3 | WNW at 8 | 997 | 65 |
| 18 | 09:00 GMT, Fri Aug 20 2021 | 30.2 | -73.1 | WNW at 9 | 995 | 65 |
| 18A | 12:00 GMT, Fri Aug 20 2021 | 30 | -73.7 | WNW at 9 | 995 | 65 |
| 19 | 15:00 GMT, Fri Aug 20 2021 | 30.4 | -73.7 | NW at 7 | 996 | 65 |
| 19A | 18:00 GMT, Fri Aug 20 2021 | 30.8 | -73.8 | NNW at 6 | 994 | 70 |
| 20 | 21:00 GMT, Fri Aug 20 2021 | 31.2 | -73.9 | NNW at 7 | 994 | 70 |
| 20A | 00:00 GMT, Sat Aug 21 2021 | 31.6 | -73.8 | N at 7 | 994 | 70 |
| 21 | 03:00 GMT, Sat Aug 21 2021 | 32.3 | -73.5 | N at 9 | 994 | 70 |
| 21A | 06:00 GMT, Sat Aug 21 2021 | 32.4 | -73.4 | N at 9 | 996 | 70 |
| 22 | 09:00 GMT, Sat Aug 21 2021 | 33.1 | -73.2 | NNE at 12 | 996 | 70 |
| 22A | 12:00 GMT, Sat Aug 21 2021 | 33.6 | -72.7 | NNE at 12 | 993 | 70 |
| 23 | 15:00 GMT, Sat Aug 21 2021 | 34.4 | -72.5 | NNE at 14 | 991 | 75 |
| 23A | 18:00 GMT, Sat Aug 21 2021 | 35.4 | -71.8 | NNE at 17 | 991 | 75 |
| 24 | 21:00 GMT, Sat Aug 21 2021 | 36.3 | -71.4 | NNE at 18 | 991 | 75 |
| 24A | 00:00 GMT, Sun Aug 22 2021 | 37.4 | -71 | NNE at 18 | 988 | 75 |
| 25 | 03:00 GMT, Sun Aug 22 2021 | 38.6 | -71 | N at 21 | 987 | 75 |
| 25A | 06:00 GMT, Sun Aug 22 2021 | 39.3 | -71 | N at 21 | 987 | 75 |
| 26 | 09:00 GMT, Sun Aug 22 2021 | 40.1 | -71.2 | N at 18 | 986 | 75 |
| 26U1 | 10:00 GMT, Sun Aug 22 2021 | 40.3 | -71.2 | N at 18 | 986 | 75 |
| 26U2 | 11:00 GMT, Sun Aug 22 2021 | 40.6 | -71.2 | N at 18 | 986 | 70 |
| 26A | 12:00 GMT, Sun Aug 22 2021 | 40.7 | -71.3 | NNW at 16 | 986 | 70 |
| 26AU1 | 13:00 GMT, Sun Aug 22 2021 | 40.8 | -71.4 | NNW at 16 | 987 | 65 |
| 26AU2 | 14:00 GMT, Sun Aug 22 2021 | 40.9 | -71.4 | NNW at 14 | 987 | 65 |
| 27 | 15:00 GMT, Sun Aug 22 2021 | 41.1 | -71.6 | NNW at 12 | 987 | 60 |
| 27U1 | 16:30 GMT, Sun Aug 22 2021 | 41.3 | -71.8 | NNW at 12 | 989 | 60 |
| 27A | 18:00 GMT, Sun Aug 22 2021 | 41.3 | -71.8 | NW at 9 | 991 | 50 |
| 28 | 21:00 GMT, Sun Aug 22 2021 | 41.6 | -72.4 | WNW at 7 | 997 | 40 |
| 28A | 00:00 GMT, Mon Aug 23 2021 | 41.7 | -72.8 | WNW at 7 | 1000 | 35 |
| 29 | 03:00 GMT, Mon Aug 23 2021 | 41.9 | -73.2 | WNW at 8 | 1002 | 30 |
| 30 | 09:00 GMT, Mon Aug 23 2021 | 41.6 | -74.4 | E at 1 | 1005 | 30 |
| 31 | 15:00 GMT, Mon Aug 23 2021 | 41.4 | -73.7 | E at 6 | 1005 | 30 |
| 32 | 21:00 GMT, Mon Aug 23 2021 | 41.6 | -73.6 | ENE at 9 | 1005 | 25 |
| 33 | 03:00 GMT, Tue Aug 24 2021 | 41.4 | -72 | E at 13 | 1006 | 25 |
| 34 | 09:00 GMT, Tue Aug 24 2021 | 41.8 | -70.4 | E at 14 | 1007 | 25 |
