Tropical Storm Guillermo (2003)
Aug 7, 6:00 AM UTC – Aug 13, 12:00 AM UTC (5.8 days)
- Peak
- Tropical Storm
- Max sustained wind
- 60 mph (50 kt)
- Lowest pressure
- 997 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (24)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 2003-08-07 06:00 | TD | 16.0°N 115.7°W | 25 | 1009 | |
| 2003-08-07 12:00 | TD | 16.3°N 116.1°W | 25 | 1009 | |
| 2003-08-07 18:00 | TD | 16.5°N 116.6°W | 30 | 1007 | |
| 2003-08-08 00:00 | TS | 16.6°N 117.2°W | 40 | 1003 | |
| 2003-08-08 06:00 | TS | 16.6°N 117.8°W | 40 | 1002 | |
| 2003-08-08 12:00 | TS | 16.5°N 118.5°W | 45 | 1000 | |
| 2003-08-08 18:00 | TS | 16.1°N 119.2°W | 50 | 997 | |
| 2003-08-09 00:00 | TS | 15.9°N 120.0°W | 50 | 997 | |
| 2003-08-09 06:00 | TS | 15.8°N 121.0°W | 50 | 997 | |
| 2003-08-09 12:00 | TS | 15.7°N 122.2°W | 50 | 998 | |
| 2003-08-09 18:00 | TS | 15.5°N 123.4°W | 45 | 999 | |
| 2003-08-10 00:00 | TS | 15.4°N 124.6°W | 45 | 1000 | |
| 2003-08-10 06:00 | TS | 15.4°N 125.8°W | 45 | 1000 | |
| 2003-08-10 12:00 | TS | 15.5°N 126.9°W | 40 | 1002 | |
| 2003-08-10 18:00 | TS | 15.5°N 128.0°W | 35 | 1004 | |
| 2003-08-11 00:00 | TS | 15.6°N 129.3°W | 35 | 1005 | |
| 2003-08-11 06:00 | TS | 15.7°N 130.6°W | 35 | 1005 | |
| 2003-08-11 12:00 | TD | 15.9°N 132.0°W | 30 | 1006 | |
| 2003-08-11 18:00 | TD | 16.2°N 133.5°W | 30 | 1007 | |
| 2003-08-12 00:00 | TD | 16.3°N 135.0°W | 30 | 1007 | |
| 2003-08-12 06:00 | TD | 16.3°N 136.5°W | 30 | 1007 | |
| 2003-08-12 12:00 | TD | 16.3°N 138.2°W | 30 | 1007 | |
| 2003-08-12 18:00 | LO | 16.3°N 139.8°W | 25 | 1008 | |
| 2003-08-13 00:00 | LO | 16.1°N 141.5°W | 25 | 1009 |
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.