Unnamed Tropical Depression, AL18 1978
Sep 21, 12:00 PM UTC – Sep 23, 12:00 PM UTC (2.0 days)
- Peak
- Tropical Depression
- Max sustained wind
- 35 mph (30 kt)
- Lowest pressure
- —
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (9)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1978-09-21 12:00 | TD | 20.0°N 91.0°W | 20 | — | |
| 1978-09-21 18:00 | TD | 20.2°N 92.0°W | 25 | — | |
| 1978-09-22 00:00 | TD | 20.5°N 93.0°W | 25 | — | |
| 1978-09-22 06:00 | TD | 20.8°N 94.0°W | 30 | — | |
| 1978-09-22 12:00 | TD | 21.0°N 95.0°W | 30 | — | |
| 1978-09-22 18:00 | TD | 21.2°N 95.8°W | 30 | — | |
| 1978-09-23 00:00 | TD | 21.5°N 96.5°W | 30 | — | |
| 1978-09-23 06:00 | TD | 21.8°N 97.2°W | 25 | — | |
| 1978-09-23 12:00 | TD | 22.0°N 98.0°W | -99 | — |
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.