| 5 | 2100 FRI OCT 12 | Tropical Depression Fifteen | 30.8N | 49.5W | N | 3 (3) | 1012 (29.88) | 30 (26) |
| 4 | 1500 FRI OCT 12 | Tropical Depression Fifteen | 30.1N | 49.1W | E | 2 (2) | 1011 (29.85) | 30 (26) |
| 3 | 0900 FRI OCT 12 | Tropical Depression Fifteen | 30N | 49.4W | E | 3 (3) | 1011 (29.85) | 35 (30) |
| 2 | 0300 FRI OCT 12 | Tropical Depression Fifteen | 30N | 49.7W | E | 9 (8) | 1011 (29.85) | 35 (30) |
| 1 | 2100 THU OCT 11 | Tropical Depression Fifteen | 30.1N | 50.5W | ENE | 15 (13) | 1011 (29.85) | 35 (30) |