Unnamed Hurricane, AL03 1866
Sep 4, 12:00 AM UTC – Sep 7, 6:00 AM UTC (3.3 days)
- Peak
- Hurricane, Category 1
- Max sustained wind
- 80 mph (70 kt)
- Lowest pressure
- —
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (14)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1866-09-04 00:00 | HU | 33.0°N 68.1°W | 70 | — | |
| 1866-09-04 06:00 | HU | 34.0°N 68.0°W | 70 | — | |
| 1866-09-04 12:00 | HU | 35.0°N 67.8°W | 70 | — | |
| 1866-09-04 18:00 | HU | 36.0°N 67.4°W | 70 | — | |
| 1866-09-05 00:00 | HU | 37.2°N 66.9°W | 70 | — | |
| 1866-09-05 06:00 | HU | 38.5°N 66.1°W | 70 | — | |
| 1866-09-05 12:00 | HU | 39.8°N 65.1°W | 70 | — | |
| 1866-09-05 18:00 | HU | 41.0°N 64.1°W | 70 | — | |
| 1866-09-06 00:00 | HU | 42.4°N 62.2°W | 70 | — | |
| 1866-09-06 06:00 | HU | 43.4°N 60.4°W | 70 | — | |
| 1866-09-06 12:00 | HU | 44.5°N 58.6°W | 70 | — | |
| 1866-09-06 18:00 | HU | 45.5°N 56.5°W | 70 | — | |
| 1866-09-07 00:00 | TS | 46.3°N 54.2°W | 60 | — | |
| 1866-09-07 06:00 | TS | 47.0°N 51.2°W | 60 | — |
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.