| 13 | 2100 WED SEP 07 | Post-Tropical Cyclone Newton | 31.6N | 111.2W | NNE | 18 (16) | 1008 (29.77) | 35 (30) |
| 12A | 1800 WED SEP 07 | Tropical Storm Newton | 31.2N | 111.2W | NNE | 18 (16) | 1006 (29.71) | 45 (39) |
| 12 | 1500 WED SEP 07 | Tropical Storm Newton | 30.2N | 111.3W | NNE | 18 (16) | 994 (29.35) | 50 (43) |
| 11A | 1200 WED SEP 07 | Tropical Storm Newton | 29.6N | 111.6W | N | 18 (16) | 991 (29.26) | 60 (52) |
| 11 | 0900 WED SEP 07 | Tropical Storm Newton | 28.7N | 111.8W | N | 17 (15) | 988 (29.18) | 70 (61) |
| 10A | 0600 WED SEP 07 | Hurricane Newton | 28N | 111.9W | N | 17 (15) | 985 (29.09) | 75 (65) |
| 10 | 0300 WED SEP 07 | Hurricane Newton | 27.3N | 112W | N | 17 (15) | 985 (29.09) | 75 (65) |
| 9A | 0000 WED SEP 07 | Hurricane Newton | 26.3N | 111.7W | NNW | 18 (16) | 986 (29.12) | 75 (65) |
| 9 | 2100 TUE SEP 06 | Hurricane Newton | 25.8N | 111.5W | NNW | 18 (16) | 986 (29.12) | 75 (65) |
| 8A | 1800 TUE SEP 06 | Hurricane Newton | 24.7N | 111.4W | NW | 17 (15) | 986 (29.12) | 75 (65) |
| 8 | 1500 TUE SEP 06 | Hurricane Newton | 24.1N | 111.1W | NW | 17 (15) | 983 (29.03) | 80 (69) |
| 7A | 1200 TUE SEP 06 | Hurricane Newton | 23.5N | 110.4W | NNW | 17 (15) | 979 (28.91) | 90 (78) |
| 7 | 0900 TUE SEP 06 | Hurricane Newton | 22.8N | 109.9W | NNW | 17 (15) | 979 (28.91) | 90 (78) |
| 6A | 0653 TUE SEP 06 | Hurricane Newton | 22.2N | 109.5W | NW | 17 (15) | 979 (28.91) | 90 (78) |
| 6 | 0300 TUE SEP 06 | Hurricane Newton | 21.3N | 109W | NW | 16 (14) | 979 (28.91) | 90 (78) |
| 5A | 0000 TUE SEP 06 | Hurricane Newton | 20.9N | 108.6W | NW | 16 (14) | 984 (29.06) | 85 (74) |
| 5 | 2100 MON SEP 05 | Hurricane Newton | 20.3N | 108.1W | NW | 16 (14) | 987 (29.15) | 75 (65) |
| 4A | 1800 MON SEP 05 | Tropical Storm Newton | 19.6N | 107.6W | NW | 15 (13) | 989 (29.21) | 65 (56) |
| 4 | 1500 MON SEP 05 | Tropical Storm Newton | 19.1N | 107W | NNW | 15 (13) | 991 (29.26) | 60 (52) |
| 3A | 1200 MON SEP 05 | Tropical Storm Newton | 18.3N | 106.3W | NNW | 12 (10) | 998 (29.47) | 45 (39) |
| 3 | 0900 MON SEP 05 | Tropical Storm Newton | 17.9N | 106.1W | NNW | 10 (9) | 998 (29.47) | 45 (39) |
| 2A | 0600 MON SEP 05 | Tropical Storm Newton | 17.3N | 106W | NNW | 8 (7) | 1000 (29.53) | 40 (35) |
| 2 | 0300 MON SEP 05 | Tropical Storm Newton | 17N | 105.7W | NNW | 8 (7) | 1000 (29.53) | 40 (35) |
| 1A | 0000 MON SEP 05 | Tropical Depression Fifteen-E | 16.5N | 105.4W | NNW | 4 (3) | 1005 (29.68) | 35 (30) |
| 1 | 2100 SUN SEP 04 | Tropical Depression Fifteen-E | 16N | 105.4W | NNW | 2 (2) | 1005 (29.68) | 35 (30) |