Hurricane Guillermo (1979)
Sep 8, 6:00 PM UTC – Sep 13, 12:00 PM UTC (4.8 days)
- Peak
- Hurricane, Category 1
- Max sustained wind
- 75 mph (65 kt)
- Lowest pressure
- —
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (20)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1979-09-08 18:00 | TD | 16.0°N 101.0°W | 30 | — | |
| 1979-09-09 00:00 | TD | 16.3°N 102.5°W | 30 | — | |
| 1979-09-09 06:00 | TS | 16.8°N 103.9°W | 40 | — | |
| 1979-09-09 12:00 | TS | 17.3°N 105.2°W | 40 | — | |
| 1979-09-09 18:00 | TS | 17.8°N 106.2°W | 40 | — | |
| 1979-09-10 00:00 | TS | 18.3°N 106.8°W | 45 | — | |
| 1979-09-10 06:00 | TS | 18.9°N 107.4°W | 40 | — | |
| 1979-09-10 12:00 | TS | 19.5°N 108.0°W | 35 | — | |
| 1979-09-10 18:00 | TS | 20.1°N 108.9°W | 40 | — | |
| 1979-09-11 00:00 | TS | 20.6°N 109.7°W | 45 | — | |
| 1979-09-11 06:00 | TS | 20.8°N 109.9°W | 45 | — | |
| 1979-09-11 12:00 | TS | 20.9°N 110.3°W | 50 | — | |
| 1979-09-11 18:00 | HU | 21.1°N 110.5°W | 65 | — | |
| 1979-09-12 00:00 | HU | 21.6°N 110.6°W | 65 | — | |
| 1979-09-12 06:00 | TS | 21.6°N 110.6°W | 60 | — | |
| 1979-09-12 12:00 | TS | 21.6°N 110.6°W | 50 | — | |
| 1979-09-12 18:00 | TS | 21.6°N 110.6°W | 35 | — | |
| 1979-09-13 00:00 | TD | 21.6°N 110.6°W | 25 | — | |
| 1979-09-13 06:00 | TD | 21.6°N 110.6°W | 25 | — | |
| 1979-09-13 12:00 | TD | 21.6°N 110.6°W | 20 | — |
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.