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Best track · IBTrACS
ArchivedPeak depression
Tropical Depression 9W (1984)
Track & history
Peak wind
35 mph / 55 km/h
Min pressure
—
Dates
–
Landfall
None
Storm history
This system formed in the West Pacific in August 1984 and peaked as a tropical depression with maximum sustained winds of 35 mph (55 km/h). It did not make landfall. The system was tracked for 8 days.
Track data
Download CSV| Time UTC | Position | Strength | Wind | Pressure |
|---|---|---|---|---|
| 1984-08-07 00:00 | 2.5°N 145.1°E | — | — | — |
| 1984-08-07 06:00 | 3.6°N 144.2°E | — | — | — |
| 1984-08-07 12:00 | 4.6°N 143.5°E | — | — | — |
| 1984-08-07 18:00 | 5.6°N 143.1°E | — | — | — |
| 1984-08-08 00:00 | 6.5°N 142.5°E | — | — | — |
| 1984-08-08 06:00 | 7.1°N 141.2°E | — | — | — |
| 1984-08-08 12:00 | 7.6°N 139.6°E | — | — | — |
| 1984-08-08 18:00 | 8.2°N 138.4°E | — | — | — |
Show all 32 points
| 1984-08-09 00:00 | 8.7°N 137.1°E | — | — | — |
| 1984-08-09 06:00 | 9.0°N 135.4°E | — | — | — |
| 1984-08-09 12:00 | 9.4°N 133.6°E | TD | 25 mph / 35 km/h | — |
| 1984-08-09 18:00 | 9.9°N 131.6°E | TD | 25 mph / 35 km/h | — |
| 1984-08-10 00:00 | 10.7°N 130.2°E | TD | 25 mph / 35 km/h | — |
| 1984-08-10 06:00 | 11.9°N 129.6°E | TD | 25 mph / 35 km/h | — |
| 1984-08-10 12:00 | 13.6°N 130.0°E | TD | 25 mph / 35 km/h | — |
| 1984-08-10 18:00 | 15.0°N 130.3°E | TD | 25 mph / 35 km/h | — |
| 1984-08-11 00:00 | 16.1°N 130.1°E | TD | 30 mph / 45 km/h | — |
| 1984-08-11 06:00 | 17.1°N 129.8°E | TD | 30 mph / 45 km/h | — |
| 1984-08-11 12:00 | 17.7°N 129.1°E | TD | 35 mph / 55 km/h | — |
| 1984-08-11 18:00 | 18.4°N 128.3°E | TD | 35 mph / 55 km/h | — |
| 1984-08-12 00:00 | 18.9°N 127.4°E | TD | 35 mph / 55 km/h | — |
| 1984-08-12 06:00 | 19.5°N 126.5°E | TD | 35 mph / 55 km/h | — |
| 1984-08-12 12:00 | 20.1°N 125.5°E | TD | 35 mph / 55 km/h | — |
| 1984-08-12 18:00 | 20.6°N 124.3°E | TD | 35 mph / 55 km/h | — |
| 1984-08-13 00:00 | 20.9°N 122.9°E | TD | 35 mph / 55 km/h | — |
| 1984-08-13 06:00 | 20.7°N 121.6°E | TD | 35 mph / 55 km/h | — |
| 1984-08-13 12:00 | 20.3°N 121.0°E | TD | 35 mph / 55 km/h | — |
| 1984-08-13 18:00 | 20.9°N 121.3°E | TD | 30 mph / 45 km/h | — |
| 1984-08-14 00:00 | 21.5°N 120.5°E | — | — | — |
| 1984-08-14 06:00 | 22.0°N 120.0°E | — | — | — |
| 1984-08-14 12:00 | 22.4°N 119.7°E | — | — | — |
| 1984-08-14 18:00 | 22.8°N 119.6°E | — | — | — |
Tropical Depression 9W 1984 FAQ
Did Tropical Depression 9W 1984 make landfall?
No. The best track does not record a landfall for 9W; it stayed over water.
How strong did 9W get in 1984?
9W peaked as a tropical depression with maximum sustained winds of 35 mph (55 km/h).
When did 9W form and dissipate?
9W was first tracked on Aug 7 1984 and last tracked on Aug 14 1984, about 8 days in all.