Hurricane Guillermo (2009)
Aug 12, 12:00 AM UTC – Aug 23, 6:00 AM UTC (11.3 days)
- Peak
- Hurricane, Category 3
- Max sustained wind
- 125 mph (110 kt)
- Lowest pressure
- 954 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (46)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 2009-08-12 00:00 | LO | 13.8°N 112.3°W | 25 | 1009 | |
| 2009-08-12 06:00 | LO | 14.4°N 113.9°W | 25 | 1008 | |
| 2009-08-12 12:00 | TD | 15.0°N 115.6°W | 30 | 1006 | |
| 2009-08-12 18:00 | TD | 15.6°N 117.1°W | 30 | 1005 | |
| 2009-08-13 00:00 | TS | 16.1°N 118.5°W | 35 | 1004 | |
| 2009-08-13 06:00 | TS | 16.5°N 119.9°W | 45 | 999 | |
| 2009-08-13 12:00 | TS | 16.8°N 121.2°W | 55 | 994 | |
| 2009-08-13 18:00 | TS | 17.0°N 122.5°W | 60 | 992 | |
| 2009-08-14 00:00 | TS | 17.2°N 123.8°W | 60 | 992 | |
| 2009-08-14 06:00 | HU | 17.4°N 125.2°W | 65 | 987 | |
| 2009-08-14 12:00 | HU | 17.6°N 126.7°W | 70 | 984 | |
| 2009-08-14 18:00 | HU | 17.9°N 128.2°W | 85 | 972 | |
| 2009-08-15 00:00 | HU | 18.2°N 129.7°W | 95 | 965 | |
| 2009-08-15 06:00 | HU | 18.5°N 131.2°W | 100 | 960 | |
| 2009-08-15 12:00 | HU | 18.7°N 132.6°W | 110 | 954 | |
| 2009-08-15 18:00 | HU | 19.0°N 133.9°W | 100 | 958 | |
| 2009-08-16 00:00 | HU | 19.3°N 135.3°W | 95 | 960 | |
| 2009-08-16 06:00 | HU | 19.6°N 136.7°W | 90 | 964 | |
| 2009-08-16 12:00 | HU | 19.9°N 138.0°W | 85 | 973 | |
| 2009-08-16 18:00 | HU | 20.2°N 139.2°W | 75 | 980 | |
| 2009-08-17 00:00 | HU | 20.4°N 140.5°W | 65 | 986 | |
| 2009-08-17 06:00 | TS | 20.7°N 142.0°W | 55 | 993 | |
| 2009-08-17 12:00 | TS | 21.1°N 143.7°W | 50 | 997 | |
| 2009-08-17 18:00 | TS | 21.7°N 145.4°W | 45 | 1000 | |
| 2009-08-18 00:00 | TS | 22.6°N 146.9°W | 45 | 1000 | |
| 2009-08-18 06:00 | TS | 23.7°N 148.1°W | 45 | 1000 | |
| 2009-08-18 12:00 | TS | 25.1°N 149.1°W | 45 | 1000 | |
| 2009-08-18 18:00 | TS | 26.4°N 150.3°W | 45 | 1001 | |
| 2009-08-19 00:00 | TS | 27.7°N 151.5°W | 40 | 1003 | |
| 2009-08-19 06:00 | TS | 28.7°N 152.8°W | 35 | 1006 | |
| 2009-08-19 12:00 | TS | 29.5°N 154.1°W | 35 | 1009 | |
| 2009-08-19 18:00 | LO | 30.4°N 155.3°W | 30 | 1012 | |
| 2009-08-20 00:00 | LO | 31.3°N 156.3°W | 30 | 1014 | |
| 2009-08-20 06:00 | LO | 32.1°N 157.1°W | 30 | 1016 | |
| 2009-08-20 12:00 | EX | 33.2°N 157.5°W | 40 | 1015 | |
| 2009-08-20 18:00 | EX | 34.3°N 157.6°W | 40 | 1015 | |
| 2009-08-21 00:00 | EX | 35.1°N 157.5°W | 40 | 1015 | |
| 2009-08-21 06:00 | EX | 35.6°N 157.4°W | 35 | 1017 | |
| 2009-08-21 12:00 | EX | 36.0°N 157.2°W | 30 | 1019 | |
| 2009-08-21 18:00 | EX | 36.4°N 157.0°W | 30 | 1020 | |
| 2009-08-22 00:00 | EX | 36.8°N 156.8°W | 30 | 1021 | |
| 2009-08-22 06:00 | EX | 37.2°N 156.6°W | 30 | 1021 | |
| 2009-08-22 12:00 | EX | 37.6°N 156.3°W | 30 | 1021 | |
| 2009-08-22 18:00 | EX | 38.2°N 155.8°W | 30 | 1021 | |
| 2009-08-23 00:00 | EX | 38.9°N 154.9°W | 30 | 1021 | |
| 2009-08-23 06:00 | EX | 39.7°N 153.7°W | 30 | 1021 |
From the National Hurricane Center's best-track archive (HURDAT2), its post-season reanalysis; values can differ from the advisories issued at the time. Source: hurdat2-1851-2025-092326.txt, hurdat2-nepac-1949-2025-092926.txt.