Unnamed Hurricane, AL06 1866
Sep 24, 12:00 AM UTC – Oct 5, 6:00 PM UTC (11.8 days)
- Peak
- Hurricane, Category 4
- Max sustained wind
- 140 mph (120 kt)
- Lowest pressure
- 938 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (48)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1866-09-24 00:00 | HU | 13.2°N 35.0°W | 80 | — | |
| 1866-09-24 06:00 | HU | 13.3°N 36.0°W | 80 | — | |
| 1866-09-24 12:00 | HU | 13.4°N 37.0°W | 80 | — | |
| 1866-09-24 18:00 | HU | 13.6°N 38.0°W | 80 | — | |
| 1866-09-25 00:00 | HU | 13.9°N 39.4°W | 80 | — | |
| 1866-09-25 06:00 | HU | 14.2°N 40.7°W | 80 | — | |
| 1866-09-25 12:00 | HU | 14.5°N 42.0°W | 80 | — | |
| 1866-09-25 18:00 | HU | 14.8°N 43.2°W | 80 | — | |
| 1866-09-26 00:00 | HU | 15.1°N 44.3°W | 80 | — | |
| 1866-09-26 06:00 | HU | 15.5°N 45.7°W | 80 | — | |
| 1866-09-26 12:00 | HU | 15.8°N 47.0°W | 80 | — | |
| 1866-09-26 18:00 | HU | 16.0°N 48.0°W | 80 | — | |
| 1866-09-27 00:00 | HU | 16.2°N 49.5°W | 80 | — | |
| 1866-09-27 06:00 | HU | 16.6°N 50.9°W | 80 | — | |
| 1866-09-27 12:00 | HU | 17.0°N 52.5°W | 80 | — | |
| 1866-09-27 18:00 | HU | 17.2°N 53.9°W | 80 | — | |
| 1866-09-28 00:00 | HU | 17.5°N 55.1°W | 90 | — | |
| 1866-09-28 06:00 | HU | 17.9°N 56.7°W | 90 | — | |
| 1866-09-28 12:00 | HU | 18.2°N 58.2°W | 90 | — | |
| 1866-09-28 18:00 | HU | 18.5°N 59.5°W | 90 | — | |
| 1866-09-29 00:00 | HU | 18.7°N 60.7°W | 100 | — | |
| 1866-09-29 06:00 | HU | 19.1°N 62.3°W | 100 | — | |
| 1866-09-29 12:00 | HU | 19.4°N 63.7°W | 100 | — | |
| 1866-09-29 18:00 | HU | 19.7°N 64.9°W | 100 | — | |
| 1866-09-30 00:00 | HU | 20.2°N 66.3°W | 100 | — | |
| 1866-09-30 06:00 | HU | 20.6°N 67.6°W | 100 | — | |
| 1866-09-30 12:00 | HU | 20.9°N 69.0°W | 100 | — | |
| 1866-09-30 18:00 | HU | 21.2°N 70.4°W | 100 | — | |
| 1866-10-01 00:00 | HU | 21.6°N 71.9°W | 110 | — | |
| 1866-10-01 06:00 | HU | 22.0°N 73.6°W | 110 | — | |
| 1866-10-01 12:00 | HU | 22.5°N 75.0°W | 120 | — | |
| 1866-10-01 18:00 | HU | 23.4°N 76.1°W | 120 | — | |
| 1866-10-02 00:00 | HU | 24.5°N 77.1°W | 120 | 938 | |
| 1866-10-02 06:00 | HU | 25.9°N 77.6°W | 120 | — | |
| 1866-10-02 12:00 | HU | 27.3°N 77.9°W | 110 | — | |
| 1866-10-02 18:00 | HU | 28.0°N 77.8°W | 110 | — | |
| 1866-10-03 00:00 | HU | 28.5°N 77.6°W | 100 | — | |
| 1866-10-03 06:00 | HU | 29.3°N 77.1°W | 100 | — | |
| 1866-10-03 12:00 | HU | 30.5°N 76.3°W | 90 | — | |
| 1866-10-03 18:00 | HU | 32.0°N 75.0°W | 90 | — | |
| 1866-10-04 00:00 | HU | 33.5°N 73.1°W | 90 | — | |
| 1866-10-04 06:00 | HU | 34.7°N 71.0°W | 90 | — | |
| 1866-10-04 12:00 | HU | 36.0°N 68.5°W | 80 | — | |
| 1866-10-04 18:00 | HU | 37.5°N 65.3°W | 80 | — | |
| 1866-10-05 00:00 | HU | 39.0°N 62.1°W | 80 | — | |
| 1866-10-05 06:00 | HU | 40.7°N 58.4°W | 80 | — | |
| 1866-10-05 12:00 | HU | 42.0°N 54.5°W | 70 | — | |
| 1866-10-05 18:00 | HU | 43.0°N 50.0°W | 70 | — |
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.