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, Fri Sep 15 2017 | 10.7 | -25.4 | WNW at 22 | 1010 | 35 |
| 2 | 09:00 GMT, Fri Sep 15 2017 | 10.6 | -27.3 | W at 15 | 1008 | 35 |
| 3 | 15:00 GMT, Fri Sep 15 2017 | 11.4 | -28.3 | WNW at 10 | 1008 | 35 |
| 4 | 21:00 GMT, Fri Sep 15 2017 | 12.6 | -29.7 | WNW at 12 | 1009 | 35 |
| 5 | 03:00 GMT, Sat Sep 16 2017 | 12.8 | -30.7 | W at 10 | 1009 | 35 |
| 6 | 09:00 GMT, Sat Sep 16 2017 | 12.6 | -32.1 | W at 7 | 1008 | 35 |
| 7 | 15:00 GMT, Sat Sep 16 2017 | 12.5 | -33.1 | W at 12 | 1007 | 40 |
| 8 | 21:00 GMT, Sat Sep 16 2017 | 12.6 | -34.2 | W at 10 | 1007 | 40 |
| 9 | 03:00 GMT, Sun Sep 17 2017 | 12.8 | -34.9 | W at 8 | 1007 | 40 |
| 10 | 09:00 GMT, Sun Sep 17 2017 | 13 | -35.4 | W at 7 | 1007 | 40 |
| 11 | 15:00 GMT, Sun Sep 17 2017 | 13 | -36.7 | W at 8 | 1007 | 35 |
| 12 | 21:00 GMT, Sun Sep 17 2017 | 13.2 | -37.3 | W at 8 | 1007 | 35 |
| 13 | 03:00 GMT, Mon Sep 18 2017 | 13.6 | -38.5 | WNW at 10 | 1007 | 35 |
| 14 | 09:00 GMT, Mon Sep 18 2017 | 14.1 | -39.8 | WNW at 13 | 1007 | 35 |
| 15 | 15:00 GMT, Mon Sep 18 2017 | 14.1 | -40.6 | WNW at 14 | 1007 | 35 |
| 16 | 21:00 GMT, Mon Sep 18 2017 | 15 | -42.3 | WNW at 16 | 1007 | 35 |
| 17 | 03:00 GMT, Tue Sep 19 2017 | 15.1 | -43 | NW at 9 | 1007 | 30 |
| 18 | 21:00 GMT, Fri Sep 22 2017 | 30.8 | -48.9 | N at 7 | 1014 | 35 |
| 19 | 03:00 GMT, Sat Sep 23 2017 | 31.5 | -49 | N at 7 | 1009 | 40 |
| 20 | 09:00 GMT, Sat Sep 23 2017 | 31.9 | -49.2 | N at 6 | 1009 | 40 |
| 21 | 15:00 GMT, Sat Sep 23 2017 | 31.9 | -49.4 | N at 2 | 1007 | 45 |
| 22 | 21:00 GMT, Sat Sep 23 2017 | 32.1 | -49.8 | NNW at 3 | 1007 | 45 |
| 23 | 03:00 GMT, Sun Sep 24 2017 | 31.9 | -50.1 | SSE at 1 | 1003 | 50 |
| 24 | 06:30 GMT, Sun Sep 24 2017 | 31.9 | -50.1 | Stationary | 987 | 75 |
| 25 | 09:00 GMT, Sun Sep 24 2017 | 31.8 | -50.1 | S at 1 | 983 | 85 |
| 26 | 15:00 GMT, Sun Sep 24 2017 | 31.4 | -49.9 | SE at 3 | 982 | 90 |
| 27 | 21:00 GMT, Sun Sep 24 2017 | 31.3 | -49.7 | SE at 3 | 980 | 90 |
| 28 | 03:00 GMT, Mon Sep 25 2017 | 31.1 | -49.5 | ESE at 3 | 980 | 90 |
| 29 | 09:00 GMT, Mon Sep 25 2017 | 31.1 | -49.4 | Stationary | 980 | 90 |
| 30 | 15:00 GMT, Mon Sep 25 2017 | 30.8 | -49.9 | SSW at 2 | 980 | 90 |
| 31 | 21:00 GMT, Mon Sep 25 2017 | 30.5 | -50.6 | WSW at 8 | 983 | 85 |
| 32 | 03:00 GMT, Tue Sep 26 2017 | 30.2 | -51.5 | WSW at 8 | 979 | 90 |
| 33 | 09:00 GMT, Tue Sep 26 2017 | 30 | -52.5 | W at 10 | 977 | 100 |
| 34 | 15:00 GMT, Tue Sep 26 2017 | 29.9 | -53.7 | W at 10 | 975 | 105 |
| 35 | 21:00 GMT, Tue Sep 26 2017 | 29.9 | -54.6 | W at 8 | 971 | 110 |
| 36 | 03:00 GMT, Wed Sep 27 2017 | 30 | -55.5 | W at 9 | 971 | 110 |
| 37 | 09:00 GMT, Wed Sep 27 2017 | 30.2 | -56.3 | WNW at 9 | 971 | 110 |
| 38 | 15:00 GMT, Wed Sep 27 2017 | 30.6 | -56.8 | NW at 7 | 963 | 115 |
| 39 | 21:00 GMT, Wed Sep 27 2017 | 31.2 | -57.1 | NNW at 8 | 962 | 115 |
| 40 | 03:00 GMT, Thu Sep 28 2017 | 31.7 | -57.3 | NNW at 7 | 966 | 110 |
| 41 | 09:00 GMT, Thu Sep 28 2017 | 32.5 | -57.2 | N at 9 | 966 | 110 |
| 42 | 15:00 GMT, Thu Sep 28 2017 | 33.7 | -57 | N at 12 | 973 | 100 |
| 43 | 21:00 GMT, Thu Sep 28 2017 | 35.1 | -55.8 | NNE at 17 | 977 | 90 |
| 44 | 03:00 GMT, Fri Sep 29 2017 | 36.3 | -54.6 | NE at 22 | 984 | 80 |
| 45 | 09:00 GMT, Fri Sep 29 2017 | 38.3 | -52.4 | NE at 25 | 987 | 75 |
| 46 | 15:00 GMT, Fri Sep 29 2017 | 40.1 | -49.5 | NE at 31 | 992 | 70 |
| 47 | 21:00 GMT, Fri Sep 29 2017 | 42.2 | -46 | NE at 36 | 996 | 65 |
| 48 | 03:00 GMT, Sat Sep 30 2017 | 44.3 | -42.8 | ENE at 41 | 998 | 60 |
| 49 | 09:00 GMT, Sat Sep 30 2017 | 46.7 | -35.6 | NE at 51 | 998 | 50 |
