Unnamed Hurricane, AL03 1921
Sep 6, 12:00 AM UTC – Sep 17, 6:00 PM UTC (11.8 days)
- Peak
- Hurricane, Category 3
- Max sustained wind
- 125 mph (110 kt)
- Lowest pressure
- 959 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 |
|---|---|---|---|---|---|
| 1921-09-06 00:00 | TS | 10.0°N 40.0°W | 40 | — | |
| 1921-09-06 06:00 | TS | 10.0°N 42.0°W | 40 | — | |
| 1921-09-06 12:00 | TS | 10.0°N 44.0°W | 45 | — | |
| 1921-09-06 18:00 | TS | 10.1°N 46.0°W | 45 | — | |
| 1921-09-07 00:00 | TS | 10.2°N 48.1°W | 50 | — | |
| 1921-09-07 06:00 | TS | 10.3°N 50.3°W | 50 | — | |
| 1921-09-07 12:00 | TS | 10.4°N 52.5°W | 50 | — | |
| 1921-09-07 18:00 | TS | 10.5°N 54.3°W | 50 | — | |
| 1921-09-08 00:00 | TS | 10.6°N 55.9°W | 60 | — | |
| 1921-09-08 06:00 | HU | 10.7°N 57.5°W | 65 | — | |
| 1921-09-08 12:00 | HU | 11.0°N 59.0°W | 70 | — | |
| 1921-09-08 18:00 | HU | 11.6°N 60.4°W | 80 | — | |
| 1921-09-09 00:00 | HU | 12.4°N 61.8°W | 90 | — | |
| 1921-09-09 06:00 | HU | 13.2°N 63.2°W | 95 | — | |
| 1921-09-09 12:00 | HU | 14.0°N 64.5°W | 100 | — | |
| 1921-09-09 18:00 | HU | 14.6°N 65.5°W | 100 | — | |
| 1921-09-10 00:00 | HU | 15.1°N 66.3°W | 100 | — | |
| 1921-09-10 06:00 | HU | 15.7°N 67.0°W | 100 | — | |
| 1921-09-10 12:00 | HU | 16.3°N 67.6°W | 100 | — | |
| 1921-09-10 18:00 | HU | 16.9°N 68.0°W | 100 | 961 | |
| 1921-09-11 00:00 | HU | 17.6°N 68.3°W | 110 | — | |
| 1921-09-11 06:00 | HU | 18.3°N 68.5°W | 110 | — | |
| 1921-09-11 12:00 | HU | 19.0°N 68.6°W | 90 | — | |
| 1921-09-11 18:00 | HU | 19.8°N 68.7°W | 90 | — | |
| 1921-09-12 00:00 | HU | 20.7°N 68.8°W | 95 | — | |
| 1921-09-12 06:00 | HU | 21.6°N 69.0°W | 95 | — | |
| 1921-09-12 12:00 | HU | 22.5°N 69.2°W | 95 | — | |
| 1921-09-12 18:00 | HU | 23.5°N 69.2°W | 95 | — | |
| 1921-09-13 00:00 | HU | 24.7°N 69.3°W | 100 | — | |
| 1921-09-13 06:00 | HU | 25.9°N 69.4°W | 100 | — | |
| 1921-09-13 12:00 | HU | 27.0°N 69.5°W | 105 | — | |
| 1921-09-13 18:00 | HU | 27.7°N 69.5°W | 105 | — | |
| 1921-09-14 00:00 | HU | 28.3°N 69.5°W | 105 | — | |
| 1921-09-14 06:00 | HU | 28.9°N 69.5°W | 105 | — | |
| 1921-09-14 12:00 | HU | 29.5°N 69.2°W | 105 | — | |
| 1921-09-14 18:00 | HU | 30.2°N 68.7°W | 105 | — | |
| 1921-09-15 00:00 | HU | 30.9°N 67.8°W | 100 | — | |
| 1921-09-15 06:00 | HU | 31.6°N 66.6°W | 100 | — | |
| 1921-09-15 12:00 | HU | 32.3°N 65.1°W | 95 | — | |
| 1921-09-15 18:00 | HU | 33.3°N 63.3°W | 95 | — | |
| 1921-09-16 00:00 | HU | 34.6°N 61.2°W | 90 | — | |
| 1921-09-16 06:00 | HU | 36.3°N 58.7°W | 90 | — | |
| 1921-09-16 12:00 | HU | 38.5°N 55.5°W | 90 | — | |
| 1921-09-16 18:00 | HU | 41.2°N 52.3°W | 85 | 964 | |
| 1921-09-17 00:00 | HU | 44.5°N 49.2°W | 80 | — | |
| 1921-09-17 06:00 | EX | 48.0°N 46.1°W | 75 | 959 | |
| 1921-09-17 12:00 | EX | 52.0°N 43.0°W | 70 | — | |
| 1921-09-17 18:00 | EX | 56.5°N 40.0°W | 65 | — |
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.