| 21 | 2100 FRI SEP 25 | Post-Tropical Cyclone Lowell | 21.6N | 130.5W | W | 13 (11) | 1006 (29.71) | 35 (30) |
| 20 | 1500 FRI SEP 25 | Tropical Storm Lowell | 21.6N | 129.2W | W | 13 (11) | 1005 (29.68) | 40 (35) |
| 19 | 0900 FRI SEP 25 | Tropical Storm Lowell | 21.6N | 128W | W | 12 (10) | 1005 (29.68) | 40 (35) |
| 18 | 0300 FRI SEP 25 | Tropical Storm Lowell | 21.8N | 127W | W | 12 (10) | 1004 (29.65) | 40 (35) |
| 17 | 2100 THU SEP 24 | Tropical Storm Lowell | 21.7N | 125.8W | WNW | 12 (10) | 1003 (29.62) | 45 (39) |
| 16 | 1500 THU SEP 24 | Tropical Storm Lowell | 21.5N | 124.9W | WNW | 12 (10) | 1003 (29.62) | 45 (39) |
| 15 | 0900 THU SEP 24 | Tropical Storm Lowell | 21.2N | 123.7W | WNW | 10 (9) | 1003 (29.62) | 45 (39) |
| 14 | 0300 THU SEP 24 | Tropical Storm Lowell | 21N | 122.7W | WNW | 12 (10) | 1002 (29.59) | 45 (39) |
| 13 | 2100 WED SEP 23 | Tropical Storm Lowell | 20.7N | 122.1W | WNW | 12 (10) | 1001 (29.56) | 50 (43) |
| 12 | 1500 WED SEP 23 | Tropical Storm Lowell | 20N | 120.6W | WNW | 9 (8) | 1001 (29.56) | 50 (43) |
| 11 | 0900 WED SEP 23 | Tropical Storm Lowell | 19.8N | 119.9W | WNW | 12 (10) | 1001 (29.56) | 50 (43) |
| 10 | 0300 WED SEP 23 | Tropical Storm Lowell | 19.4N | 119.1W | WNW | 12 (10) | 1001 (29.56) | 45 (39) |
| 9 | 2100 TUE SEP 22 | Tropical Storm Lowell | 19.2N | 117.9W | WNW | 14 (12) | 1001 (29.56) | 45 (39) |
| 8 | 1500 TUE SEP 22 | Tropical Storm Lowell | 18.4N | 116.6W | WNW | 13 (11) | 999 (29.5) | 50 (43) |
| 7 | 0900 TUE SEP 22 | Tropical Storm Lowell | 18N | 115.6W | WNW | 13 (11) | 1001 (29.56) | 45 (39) |
| 6 | 0300 TUE SEP 22 | Tropical Storm Lowell | 17.7N | 114.5W | W | 13 (11) | 1001 (29.56) | 45 (39) |
| 5 | 2100 MON SEP 21 | Tropical Storm Lowell | 17.4N | 113.6W | WNW | 16 (14) | 1001 (29.56) | 45 (39) |
| 4 | 1500 MON SEP 21 | Tropical Depression Seventeen-E | 17N | 112W | WNW | 14 (12) | 1004 (29.65) | 35 (30) |
| 3 | 0900 MON SEP 21 | Tropical Depression Seventeen-E | 16.6N | 110.8W | WNW | 13 (11) | 1005 (29.68) | 30 (26) |
| 2 | 0300 MON SEP 21 | Tropical Depression Seventeen-E | 16.1N | 109.3W | WNW | 7 (6) | 1005 (29.68) | 30 (26) |
| 1 | 2100 SUN SEP 20 | Tropical Depression Seventeen-E | 15.8N | 109.1W | W | 10 (9) | 1005 (29.68) | 30 (26) |