Unnamed was a Cat 3 Atlantic tropical cyclone that existed from August 16 to August 27, 1851 (12 days). It reached peak winds of 115 mph (100 kt). The storm made one landfall on August 23 at 30.1°N, 85.7°W.
| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 1851-08-16 00:00 | TS | 13.40 | -48.00 | 40 | ||
| 1851-08-16 06:00 | TS | 13.70 | -49.50 | 40 | ||
| 1851-08-16 12:00 | TS | 14.00 | -51.00 | 50 | ||
| 1851-08-16 18:00 | TS | 14.40 | -52.80 | 50 | ||
| 1851-08-17 00:00 | TS | 14.90 | -54.60 | 60 | ||
| 1851-08-17 06:00 | TS | 15.40 | -56.50 | 60 | ||
| 1851-08-17 12:00 | HU | 15.90 | -58.50 | 70 | ||
| 1851-08-17 18:00 | HU | 16.10 | -60.40 | 70 | ||
| 1851-08-18 00:00 | HU | 16.60 | -62.50 | 80 | ||
| 1851-08-18 06:00 | HU | 16.90 | -64.10 | 80 | ||
| 1851-08-18 12:00 | HU | 17.20 | -66.00 | 90 | ||
| 1851-08-18 18:00 | HU | 17.60 | -67.60 | 90 | ||
| 1851-08-19 00:00 | HU | 18.00 | -69.30 | 90 | ||
| 1851-08-19 06:00 | HU | 18.40 | -71.10 | 70 | ||
| 1851-08-19 12:00 | TS | 18.90 | -72.60 | 60 | ||
| 1851-08-19 18:00 | TS | 19.40 | -74.30 | 60 | ||
| 1851-08-20 00:00 | HU | 19.90 | -75.90 | 70 | ||
| 1851-08-20 06:00 | HU | 20.50 | -77.60 | 70 | ||
| 1851-08-20 12:00 | HU | 21.20 | -79.00 | 70 | ||
| 1851-08-20 18:00 | HU | 21.90 | -80.40 | 70 | ||
| 1851-08-21 00:00 | TS | 22.60 | -81.40 | 60 | ||
| 1851-08-21 06:00 | TS | 23.20 | -82.50 | 60 | ||
| 1851-08-21 12:00 | HU | 23.90 | -83.60 | 70 | ||
| 1851-08-21 18:00 | HU | 24.40 | -84.30 | 70 | ||
| 1851-08-22 00:00 | HU | 25.00 | -84.90 | 80 | ||
| 1851-08-22 06:00 | HU | 25.60 | -85.50 | 80 | ||
| 1851-08-22 12:00 | HU | 26.20 | -86.00 | 90 | ||
| 1851-08-22 18:00 | HU | 26.80 | -86.30 | 90 | ||
| 1851-08-23 00:00 | HU | 27.40 | -86.50 | 100 | ||
| 1851-08-23 06:00 | HU | 28.00 | -86.60 | 100 | ||
| 1851-08-23 12:00 | HU | 28.50 | -86.60 | 100 | ||
| 1851-08-23 18:00 | HU | 29.60 | -86.10 | 100 | ||
| 1851-08-23 21:00 | HU | 30.10 | -85.70 | 100 | Landfall | |
| 1851-08-24 00:00 | HU | 30.70 | -85.10 | 90 | ||
| 1851-08-24 06:00 | HU | 31.60 | -84.10 | 70 | ||
| 1851-08-24 12:00 | TS | 32.50 | -83.00 | 60 | ||
| 1851-08-24 18:00 | TS | 33.40 | -81.40 | 50 | ||
| 1851-08-25 00:00 | TS | 34.00 | -80.00 | 40 | ||
| 1851-08-25 06:00 | TS | 34.80 | -78.60 | 40 | ||
| 1851-08-25 12:00 | TS | 35.80 | -77.00 | 40 | ||
| 1851-08-25 18:00 | TS | 36.80 | -75.10 | 40 | ||
| 1851-08-26 00:00 | TS | 37.80 | -73.60 | 40 | ||
| 1851-08-26 06:00 | TS | 38.90 | -71.80 | 40 | ||
| 1851-08-26 12:00 | TS | 40.00 | -70.00 | 40 | ||
| 1851-08-26 18:00 | TS | 41.30 | -66.80 | 40 | ||
| 1851-08-27 00:00 | TS | 42.80 | -63.30 | 40 | ||
| 1851-08-27 06:00 | TS | 44.50 | -60.20 | 40 | ||
| 1851-08-27 12:00 | TS | 46.40 | -57.20 | 40 | ||
| 1851-08-27 18:00 | TS | 48.50 | -54.20 | 40 |
Source: NOAA National Hurricane Center HURDAT2 best-track database (nhc.noaa.gov/data). Data is in the public domain. Best-track positions and intensities are post-storm reanalysis estimates and may differ from real-time advisories.