| Sep 30 12:00 | TD low/wave | 29 mph | 1008 mb | 14.7°N 100.1°W | 149 mi S of Acapulco de Juárez, Guerrero, Mexico |
| Sep 30 18:00 | TD low/wave | 29 mph | 1007 mb | 15.2°N 100.9°W | 132 mi SSW of Acapulco de Juárez, Guerrero, Mexico |
| Oct 1 00:00 | TD low/wave | 29 mph | 1005 mb | 15.7°N 101.6°W | 123 mi SSW of Técpan de Galeana, Guerrero, Mexico |
| Oct 1 06:00 | TD low/wave | 29 mph | 1005 mb | 16.2°N 102.4°W | 114 mi SSW of Ixtapa-Zihuatanejo, Guerrero, Mexico |
| Oct 1 12:00 | TD low/wave | 29 mph | 1005 mb | 16.7°N 103.2°W | 109 mi SW of Ciudad Lázaro Cárdenas, Michoacán, Mexico |
| Oct 1 18:00 | TD | 29 mph | 1004 mb | 17.1°N 104.0°W | 126 mi S of Tecomán, Colima, Mexico |
| Oct 2 00:00 | TD | 35 mph | 1003 mb | 17.5°N 104.8°W | 116 mi SSW of Manzanillo, Colima, Mexico |
| Oct 2 06:00 | TS | 40 mph | 1002 mb | 17.9°N 105.7°W | 119 mi SW of Cihuatlán, Jalisco, Mexico |
| Oct 2 12:00 | TS | 40 mph | 1002 mb | 18.1°N 106.6°W | 155 mi WSW of Cihuatlán, Jalisco, Mexico |
| Oct 2 18:00 | TS | 46 mph | 1000 mb | 18.2°N 107.4°W | open ocean |
| Oct 3 00:00 | TS | 52 mph | 999 mb | 18.2°N 108.0°W | open ocean |
| Oct 3 06:00 | TS | 52 mph | 999 mb | 18.3°N 108.6°W | open ocean |
| Oct 3 12:00 | TS | 58 mph | 998 mb | 18.4°N 109.3°W | open ocean |
| Oct 3 18:00 | TS | 63 mph | 995 mb | 18.7°N 110.2°W | open ocean |
| Oct 4 00:00 | Cat 1 | 75 mph | 985 mb | 19.0°N 111.2°W | open ocean |
| Oct 4 06:00 | Cat 1 | 86 mph | 978 mb | 19.3°N 112.2°W | open ocean |
| Oct 4 12:00 | Cat 2 | 104 mph | 969 mb | 19.8°N 113.4°W | open ocean |
| Oct 4 18:00 | Cat 3 | 121 mph | 950 mb | 20.3°N 114.6°W | open ocean |
| Oct 5 00:00 | Cat 4 | 132 mph | 946 mb | 21.0°N 115.6°W | open ocean |
| Oct 5 06:00 | Cat 3 | 115 mph | 957 mb | 21.8°N 116.4°W | open ocean |
| Oct 5 12:00 | Cat 2 | 104 mph | 968 mb | 22.4°N 117.0°W | open ocean |
| Oct 5 18:00 | Cat 1 | 81 mph | 978 mb | 23.1°N 117.5°W | open ocean |
| Oct 6 00:00 | TS | 69 mph | 986 mb | 23.6°N 117.6°W | open ocean |
| Oct 6 06:00 | TS | 63 mph | 992 mb | 24.2°N 117.6°W | open ocean |
| Oct 6 12:00 | TS | 58 mph | 996 mb | 24.8°N 117.6°W | open ocean |
| Oct 6 18:00 | TS | 52 mph | 997 mb | 25.4°N 117.6°W | open ocean |
| Oct 7 00:00 | TS | 46 mph | 1000 mb | 26.0°N 117.6°W | open ocean |
| Oct 7 06:00 | TS | 46 mph | 1001 mb | 26.6°N 117.3°W | open ocean |
| Oct 7 12:00 | TS | 40 mph | 1002 mb | 27.1°N 116.8°W | 178 mi WSW of Guerrero Negro, Baja California Sur, Mexico |
| Oct 7 18:00 | TS | 40 mph | 1002 mb | 27.6°N 116.4°W | 145 mi W of Guerrero Negro, Baja California Sur, Mexico |
| Oct 8 00:00 | TD low/wave | 35 mph | 1003 mb | 27.9°N 115.9°W | 113 mi W of Guerrero Negro, Baja California Sur, Mexico |
| Oct 8 06:00 | TD low/wave | 35 mph | 1004 mb | 28.1°N 115.3°W | 77 mi W of Guerrero Negro, Baja California Sur, Mexico |
| Oct 8 12:00 | TD low/wave | 29 mph | 1005 mb | 28.3°N 114.6°W | 41 mi NW of Guerrero Negro, Baja California Sur, Mexico |
| Oct 8 18:00 | TD low/wave | 29 mph | 1006 mb | 28.2°N 114.0°W | 17 mi NNE of Guerrero Negro, Baja California Sur, Mexico |
| Oct 9 00:00 | TD low/wave | 23 mph | 1007 mb | 27.7°N 113.4°W | 44 mi ESE of Guerrero Negro, Baja California Sur, Mexico |