Unnamed Tropical Storm, AL01 1877
Aug 1, 12:00 AM UTC – Aug 5, 6:00 AM UTC (4.3 days)
- Peak
- Tropical Storm
- Max sustained wind
- 70 mph (60 kt)
- Lowest pressure
- —
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (18)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1877-08-01 00:00 | TS | 23.1°N 72.1°W | 40 | — | |
| 1877-08-01 06:00 | TS | 23.7°N 73.5°W | 40 | — | |
| 1877-08-01 12:00 | TS | 24.7°N 74.6°W | 50 | — | |
| 1877-08-01 18:00 | TS | 25.2°N 75.3°W | 50 | — | |
| 1877-08-02 00:00 | TS | 26.1°N 75.9°W | 60 | — | |
| 1877-08-02 06:00 | TS | 27.1°N 76.5°W | 60 | — | |
| 1877-08-02 12:00 | TS | 28.0°N 77.0°W | 60 | — | |
| 1877-08-02 18:00 | TS | 28.8°N 77.1°W | 60 | — | |
| 1877-08-03 00:00 | TS | 29.8°N 77.0°W | 60 | — | |
| 1877-08-03 06:00 | TS | 30.7°N 76.6°W | 60 | — | |
| 1877-08-03 12:00 | TS | 31.5°N 76.3°W | 60 | — | |
| 1877-08-03 18:00 | TS | 33.3°N 75.3°W | 60 | — | |
| 1877-08-04 00:00 | TS | 35.5°N 73.6°W | 50 | — | |
| 1877-08-04 06:00 | TS | 37.4°N 71.5°W | 50 | — | |
| 1877-08-04 12:00 | TS | 39.5°N 69.5°W | 50 | — | |
| 1877-08-04 18:00 | TS | 42.5°N 67.5°W | 50 | — | |
| 1877-08-05 00:00 | TS | 45.5°N 65.6°W | 50 | — | |
| 1877-08-05 06:00 | TS | 48.5°N 64.0°W | 40 | — |
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.