Tropical Storm Guillermo (2021)
Jul 17, 12:00 AM UTC – Jul 21, 12:00 AM UTC (4.0 days)
- Peak
- Tropical Storm
- Max sustained wind
- 60 mph (50 kt)
- Lowest pressure
- 999 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (17)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 2021-07-17 00:00 | TD | 15.0°N 105.6°W | 25 | 1007 | |
| 2021-07-17 06:00 | TD | 15.7°N 107.0°W | 30 | 1006 | |
| 2021-07-17 12:00 | TS | 16.3°N 108.3°W | 35 | 1005 | |
| 2021-07-17 18:00 | TS | 16.8°N 109.3°W | 35 | 1005 | |
| 2021-07-18 00:00 | TS | 17.2°N 110.3°W | 35 | 1005 | |
| 2021-07-18 06:00 | TS | 17.5°N 111.2°W | 40 | 1003 | |
| 2021-07-18 12:00 | TS | 17.9°N 112.2°W | 45 | 1001 | |
| 2021-07-18 18:00 | TS | 18.3°N 113.4°W | 50 | 999 | |
| 2021-07-19 00:00 | TS | 18.6°N 114.6°W | 45 | 1001 | |
| 2021-07-19 06:00 | TS | 18.8°N 116.0°W | 35 | 1004 | |
| 2021-07-19 12:00 | TS | 19.0°N 117.4°W | 35 | 1005 | |
| 2021-07-19 18:00 | TS | 19.2°N 119.1°W | 35 | 1006 | |
| 2021-07-20 00:00 | LO | 19.2°N 121.0°W | 30 | 1007 | |
| 2021-07-20 06:00 | LO | 19.1°N 122.7°W | 30 | 1007 | |
| 2021-07-20 12:00 | LO | 19.0°N 124.3°W | 30 | 1007 | |
| 2021-07-20 18:00 | LO | 18.8°N 125.8°W | 30 | 1007 | |
| 2021-07-21 00:00 | LO | 18.5°N 127.2°W | 30 | 1007 |
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.