Tropical Storm Dennis (1987)
Sep 8, 6:00 PM UTC – Sep 20, 6:00 PM UTC (12.0 days)
- Peak
- Tropical Storm
- Max sustained wind
- 50 mph (45 kt)
- Lowest pressure
- 1000 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (49)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1987-09-08 18:00 | TD | 10.8°N 18.4°W | 25 | 1012 | |
| 1987-09-09 00:00 | TD | 10.9°N 19.5°W | 25 | 1011 | |
| 1987-09-09 06:00 | TD | 10.9°N 20.7°W | 25 | 1011 | |
| 1987-09-09 12:00 | TD | 10.9°N 21.9°W | 25 | 1011 | |
| 1987-09-09 18:00 | TD | 10.8°N 23.0°W | 30 | 1011 | |
| 1987-09-10 00:00 | TD | 10.7°N 23.6°W | 30 | 1011 | |
| 1987-09-10 06:00 | TD | 10.7°N 24.3°W | 30 | 1009 | |
| 1987-09-10 12:00 | TS | 10.8°N 25.0°W | 35 | 1008 | |
| 1987-09-10 18:00 | TS | 10.9°N 25.7°W | 35 | 1005 | |
| 1987-09-11 00:00 | TS | 11.3°N 26.3°W | 40 | 1003 | |
| 1987-09-11 06:00 | TS | 11.8°N 27.0°W | 40 | 1002 | |
| 1987-09-11 12:00 | TS | 12.3°N 27.7°W | 45 | 1001 | |
| 1987-09-11 18:00 | TS | 12.8°N 28.5°W | 45 | 1000 | |
| 1987-09-12 00:00 | TS | 13.2°N 29.5°W | 45 | 1000 | |
| 1987-09-12 06:00 | TS | 13.5°N 30.5°W | 40 | 1001 | |
| 1987-09-12 12:00 | TS | 13.8°N 31.5°W | 40 | 1002 | |
| 1987-09-12 18:00 | TS | 14.2°N 32.5°W | 35 | 1004 | |
| 1987-09-13 00:00 | TS | 14.6°N 33.2°W | 35 | 1005 | |
| 1987-09-13 06:00 | TS | 15.1°N 33.9°W | 35 | 1005 | |
| 1987-09-13 12:00 | TS | 15.5°N 34.6°W | 35 | 1005 | |
| 1987-09-13 18:00 | TS | 15.9°N 35.4°W | 35 | 1005 | |
| 1987-09-14 00:00 | TS | 16.3°N 36.7°W | 35 | 1005 | |
| 1987-09-14 06:00 | TS | 16.8°N 37.9°W | 35 | 1005 | |
| 1987-09-14 12:00 | TS | 17.2°N 39.2°W | 35 | 1005 | |
| 1987-09-14 18:00 | TS | 17.7°N 40.5°W | 35 | 1005 | |
| 1987-09-15 00:00 | TS | 17.8°N 41.5°W | 35 | 1005 | |
| 1987-09-15 06:00 | TS | 17.8°N 42.4°W | 35 | 1005 | |
| 1987-09-15 12:00 | TS | 17.7°N 43.4°W | 35 | 1005 | |
| 1987-09-15 18:00 | TS | 17.6°N 44.4°W | 35 | 1005 | |
| 1987-09-16 00:00 | TS | 17.5°N 45.1°W | 35 | 1005 | |
| 1987-09-16 06:00 | TS | 17.5°N 45.7°W | 35 | 1005 | |
| 1987-09-16 12:00 | TS | 17.6°N 46.3°W | 35 | 1005 | |
| 1987-09-16 18:00 | TS | 17.6°N 46.9°W | 35 | 1005 | |
| 1987-09-17 00:00 | TS | 17.7°N 47.7°W | 35 | 1005 | |
| 1987-09-17 06:00 | TS | 17.8°N 48.4°W | 35 | 1005 | |
| 1987-09-17 12:00 | TS | 17.8°N 49.1°W | 35 | 1006 | |
| 1987-09-17 18:00 | TS | 17.9°N 49.9°W | 35 | 1006 | |
| 1987-09-18 00:00 | TD | 18.1°N 51.1°W | 30 | 1007 | |
| 1987-09-18 06:00 | TD | 18.5°N 52.1°W | 30 | 1009 | |
| 1987-09-18 12:00 | TD | 20.8°N 53.0°W | 30 | 1010 | |
| 1987-09-18 18:00 | TD | 23.2°N 53.8°W | 30 | 1011 | |
| 1987-09-19 00:00 | TD | 24.5°N 54.8°W | 30 | 1012 | |
| 1987-09-19 06:00 | TD | 25.7°N 55.7°W | 30 | 1012 | |
| 1987-09-19 12:00 | TD | 27.0°N 56.8°W | 25 | 1012 | |
| 1987-09-19 18:00 | TD | 28.5°N 57.4°W | 25 | 1012 | |
| 1987-09-20 00:00 | TD | 30.2°N 56.0°W | 25 | 1012 | |
| 1987-09-20 06:00 | TD | 31.3°N 54.0°W | 25 | 1012 | |
| 1987-09-20 12:00 | TD | 32.1°N 51.7°W | 25 | 1012 | |
| 1987-09-20 18:00 | EX | 32.8°N 49.5°W | 25 | 1012 |
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.