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 | 21:00 GMT, Fri Jul 30 2021 | 12.3 | -125.8 | WSW at 5 | 1007 | 30 |
| 2 | 03:00 GMT, Sat Jul 31 2021 | 12.5 | -126.2 | W at 6 | 1007 | 30 |
| 3 | 09:00 GMT, Sat Jul 31 2021 | 12.3 | -127 | W at 6 | 1008 | 30 |
| 4 | 15:00 GMT, Sat Jul 31 2021 | 12.1 | -127.6 | W at 5 | 1008 | 30 |
| 5 | 21:00 GMT, Sat Jul 31 2021 | 11.6 | -128.4 | W at 5 | 1008 | 30 |
| 6 | 03:00 GMT, Sun Aug 1 2021 | 11.5 | -127.5 | Stationary | 1008 | 30 |
| 7 | 09:00 GMT, Sun Aug 1 2021 | 11.4 | -127.5 | Stationary | 1008 | 30 |
| 8 | 21:00 GMT, Wed Aug 4 2021 | 14.9 | -135.7 | NNW at 7 | 1007 | 35 |
| 9 | 03:00 GMT, Thu Aug 5 2021 | 15.3 | -136.2 | NW at 7 | 1007 | 35 |
| 10 | 09:00 GMT, Thu Aug 5 2021 | 15.5 | -136.6 | NW at 7 | 1005 | 40 |
| 11 | 15:00 GMT, Thu Aug 5 2021 | 16.1 | -137.2 | NW at 7 | 1005 | 40 |
| 12 | 21:00 GMT, Thu Aug 5 2021 | 16.4 | -137.6 | NW at 8 | 1005 | 40 |
| 13 | 03:00 GMT, Fri Aug 6 2021 | 16.9 | -137.8 | NW at 7 | 1005 | 40 |
| 14 | 09:00 GMT, Fri Aug 6 2021 | 17.2 | -138.2 | NW at 8 | 1006 | 40 |
| 15 | 15:00 GMT, Fri Aug 6 2021 | 17.5 | -139.3 | WNW at 9 | 1006 | 40 |
| 16 | 21:00 GMT, Fri Aug 6 2021 | 17.6 | -140 | WNW at 8 | 1008 | 35 |
| 17 | 03:00 GMT, Sat Aug 7 2021 | 17.9 | -140.8 | WNW at 9 | 1009 | 35 |
