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Best track · IBTrACS
ArchivedPeak depression
Tropical Depression 18W (1999)
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 1999 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 4 days.
Track data
Download CSV| Time UTC | Position | Strength | Wind | Pressure |
|---|---|---|---|---|
| 1999-08-20 18:00 | 32.1°N 151.9°E | TD | 25 mph / 35 km/h | — |
| 1999-08-21 00:00 | 32.3°N 151.0°E | TD | 25 mph / 35 km/h | — |
| 1999-08-21 06:00 | 32.5°N 150.2°E | TD | 25 mph / 35 km/h | — |
| 1999-08-21 12:00 | 32.9°N 149.4°E | TD | 25 mph / 35 km/h | — |
| 1999-08-21 18:00 | 33.2°N 148.7°E | TD | 30 mph / 45 km/h | — |
| 1999-08-22 00:00 | 33.7°N 147.9°E | TD | 30 mph / 45 km/h | — |
| 1999-08-22 06:00 | 34.2°N 147.1°E | TD | 35 mph / 55 km/h | — |
| 1999-08-22 12:00 | 34.6°N 146.4°E | TD | 30 mph / 45 km/h | — |
Show all 17 points
| 1999-08-22 18:00 | 35.0°N 145.9°E | TD | 30 mph / 45 km/h | — |
| 1999-08-23 00:00 | 35.3°N 145.7°E | TD | 30 mph / 45 km/h | — |
| 1999-08-23 06:00 | 35.8°N 145.6°E | TD | 30 mph / 45 km/h | — |
| 1999-08-23 12:00 | 36.1°N 145.6°E | TD | 30 mph / 45 km/h | — |
| 1999-08-23 18:00 | 36.4°N 145.8°E | TD | 30 mph / 45 km/h | — |
| 1999-08-24 00:00 | 36.7°N 146.2°E | TD | 30 mph / 45 km/h | — |
| 1999-08-24 06:00 | 37.2°N 146.9°E | TD | 25 mph / 35 km/h | — |
| 1999-08-24 12:00 | 38.1°N 147.7°E | TD | 15 mph / 30 km/h | — |
| 1999-08-24 18:00 | 39.7°N 148.8°E | TD | 15 mph / 30 km/h | — |
Tropical Depression 18W 1999 FAQ
Did Tropical Depression 18W 1999 make landfall?
No. The best track does not record a landfall for 18W; it stayed over water.
How strong did 18W get in 1999?
18W peaked as a tropical depression with maximum sustained winds of 35 mph (55 km/h).
When did 18W form and dissipate?
18W was first tracked on Aug 20 1999 and last tracked on Aug 24 1999, about 4 days in all.