Unnamed Tropical Storm, AL20 2011
Aug 31, 12:00 PM UTC – Sep 3, 6:00 PM UTC (3.3 days)
- Peak
- Tropical Storm
- Max sustained wind
- 45 mph (40 kt)
- Lowest pressure
- 1002 mb
- 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 |
|---|---|---|---|---|---|
| 2011-08-31 12:00 | LO | 37.1°N 64.3°W | 25 | 1013 | |
| 2011-08-31 18:00 | LO | 37.1°N 64.1°W | 25 | 1013 | |
| 2011-09-01 00:00 | TD | 37.3°N 63.9°W | 25 | 1011 | |
| 2011-09-01 06:00 | TD | 37.4°N 63.7°W | 30 | 1008 | |
| 2011-09-01 12:00 | TS | 37.4°N 63.7°W | 40 | 1004 | |
| 2011-09-01 18:00 | TS | 37.4°N 63.8°W | 35 | 1005 | |
| 2011-09-02 00:00 | TS | 37.5°N 63.8°W | 35 | 1005 | |
| 2011-09-02 06:00 | TS | 37.8°N 63.7°W | 40 | 1002 | |
| 2011-09-02 12:00 | TS | 38.0°N 62.8°W | 40 | 1002 | |
| 2011-09-02 18:00 | TS | 39.0°N 61.8°W | 35 | 1003 | |
| 2011-09-03 00:00 | EX | 40.0°N 60.7°W | 30 | 1004 | |
| 2011-09-03 06:00 | EX | 41.0°N 59.9°W | 30 | 1004 | |
| 2011-09-03 12:00 | EX | 42.0°N 59.2°W | 30 | 1004 | |
| 2011-09-03 18:00 | EX | 42.4°N 57.8°W | 30 | 1004 |
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.