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 | 03:00 GMT, Sat Aug 29 2009 | 13.8 | -101.9 | W at 13 | 1007 | 35 |
| 2 | 09:00 GMT, Sat Aug 29 2009 | 14.1 | -102.3 | W at 12 | 1006 | 40 |
| 3 | 13:00 GMT, Sat Aug 29 2009 | 14.2 | -102.8 | W at 10 | 990 | 70 |
| 4 | 15:00 GMT, Sat Aug 29 2009 | 14.3 | -103.2 | WNW at 9 | 984 | 80 |
| 5 | 21:00 GMT, Sat Aug 29 2009 | 15.1 | -104.2 | WNW at 12 | 970 | 105 |
| 6 | 03:00 GMT, Sun Aug 30 2009 | 15.8 | -105.1 | NW at 12 | 970 | 105 |
| 7 | 09:00 GMT, Sun Aug 30 2009 | 16 | -105.7 | NW at 12 | 965 | 115 |
| 8 | 15:00 GMT, Sun Aug 30 2009 | 16.3 | -106.3 | NW at 9 | 948 | 135 |
| 9 | 21:00 GMT, Sun Aug 30 2009 | 16.6 | -106.8 | WNW at 8 | 945 | 140 |
| 10 | 03:00 GMT, Mon Aug 31 2009 | 17 | -107.2 | NW at 7 | 940 | 145 |
| 10A | 06:00 GMT, Mon Aug 31 2009 | 17.2 | -107.6 | NW at 8 | 940 | 145 |
| 11 | 09:00 GMT, Mon Aug 31 2009 | 17.5 | -107.9 | NW at 8 | 940 | 145 |
| 11A | 12:00 GMT, Mon Aug 31 2009 | 17.8 | -108.1 | NW at 8 | 940 | 145 |
| 12 | 15:00 GMT, Mon Aug 31 2009 | 18 | -108.3 | NW at 8 | 940 | 145 |
| 12A | 18:00 GMT, Mon Aug 31 2009 | 18.1 | -108.9 | NW at 8 | 936 | 150 |
| 13 | 21:00 GMT, Mon Aug 31 2009 | 18.5 | -109.2 | NW at 10 | 931 | 155 |
| 13A | 00:00 GMT, Tue Sep 1 2009 | 18.8 | -109.2 | NW at 10 | 931 | 155 |
| 14 | 03:00 GMT, Tue Sep 1 2009 | 19.4 | -109.6 | NW at 9 | 931 | 155 |
| 14A | 06:00 GMT, Tue Sep 1 2009 | 19.8 | -109.9 | NW at 10 | 931 | 155 |
| 15 | 09:00 GMT, Tue Sep 1 2009 | 20.2 | -110.1 | NNW at 12 | 931 | 155 |
| 15A | 12:00 GMT, Tue Sep 1 2009 | 20.6 | -110.4 | NNW at 12 | 931 | 155 |
| 16 | 15:00 GMT, Tue Sep 1 2009 | 21 | -110.7 | NNW at 12 | 945 | 145 |
| 16A | 18:00 GMT, Tue Sep 1 2009 | 21.5 | -111 | NNW at 12 | 948 | 135 |
| 17 | 21:00 GMT, Tue Sep 1 2009 | 21.9 | -111.2 | NNW at 12 | 951 | 125 |
| 17A | 00:00 GMT, Wed Sep 2 2009 | 21.9 | -111.2 | NNW at 12 | 951 | 125 |
| 18 | 03:00 GMT, Wed Sep 2 2009 | 23.2 | -111.3 | NNW at 13 | 960 | 115 |
| 18A | 06:00 GMT, Wed Sep 2 2009 | 23.4 | -111.7 | NNW at 13 | 965 | 110 |
| 19 | 09:00 GMT, Wed Sep 2 2009 | 23.9 | -111.9 | NNW at 13 | 970 | 105 |
| 19A | 12:00 GMT, Wed Sep 2 2009 | 24.5 | -112.1 | NNW at 13 | 970 | 105 |
| 20 | 15:00 GMT, Wed Sep 2 2009 | 25.2 | -112.2 | NNW at 13 | 973 | 100 |
| 20A | 18:00 GMT, Wed Sep 2 2009 | 25.7 | -112.3 | NNW at 13 | 975 | 90 |
| 21 | 21:00 GMT, Wed Sep 2 2009 | 26.4 | -112.3 | N at 13 | 978 | 85 |
| 21A | 00:00 GMT, Thu Sep 3 2009 | 26.7 | -112.2 | N at 12 | 981 | 80 |
| 22 | 03:00 GMT, Thu Sep 3 2009 | 27 | -112.3 | N at 9 | 988 | 70 |
| 22A | 06:00 GMT, Thu Sep 3 2009 | 27.5 | -112.7 | N at 7 | 994 | 65 |
| 23 | 09:00 GMT, Thu Sep 3 2009 | 27.7 | -112.4 | N at 7 | 997 | 60 |
| 23A | 12:00 GMT, Thu Sep 3 2009 | 27.8 | -112.4 | N at 6 | 999 | 50 |
| 24A | 18:00 GMT, Thu Sep 3 2009 | 27.8 | -112.1 | Stationary | 1003 | 40 |
| 25 | 21:00 GMT, Thu Sep 3 2009 | 27.8 | -112.2 | Stationary | 1004 | 40 |
| 25A | 00:00 GMT, Fri Sep 4 2009 | 27.6 | -111.9 | SE at 2 | 1004 | 40 |
| 26 | 03:00 GMT, Fri Sep 4 2009 | 27.5 | -111.7 | ESE at 1 | 1004 | 40 |
| 26A | 06:00 GMT, Fri Sep 4 2009 | 27.5 | -111.7 | Stationary | 1004 | 40 |
| 27 | 09:00 GMT, Fri Sep 4 2009 | 27.4 | -111.6 | SE at 2 | 1006 | 35 |
| 28 | 15:00 GMT, Fri Sep 4 2009 | 27.7 | -111.8 | W at 2 | 1008 | 30 |
| 29 | 21:00 GMT, Fri Sep 4 2009 | 27.3 | -112.4 | WSW at 6 | 1006 | 30 |
