2024 tropical cyclone season · western North Pacific
Typhoon Unnamed WP17 WP17 · WP172024
Typhoon Unnamed WP17 was tracked in the western North Pacific from 2024-09-19 to 2024-09-22 (3 days), peaking at 30 kt (TD) with a minimum pressure of 983 hPa. 46 archived forecasts from ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track.
- ATCF ID
- WP172024
- Basin
- western North Pacific
- Tracked
- 2024-09-19 → 2024-09-22 (3 days)
- Peak wind
- 30 kt · 15 m/s · TD
- Minimum pressure
- 983 hPa
- Archived forecasts
- 46
- Sources
- ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 120 (3) | — | — | — |
| ECMWF ENS | 86 (3) | — | — | — |
Mean great-circle distance to the best track at each lead time, counted while the system was a tropical or subtropical cyclone; the number of cases is in brackets.
Best track
Six-hourly positions of the US best track (JTWC / NHC, one-minute winds); grades on the Saffir–Simpson scale.
| Time (UTC) | Position | Wind (kt) | Pressure (hPa) | Grade |
|---|---|---|---|---|
| 2024-09-19 12Z | 19.7°N 128.3°E | 15 | 1010 | TD |
| 2024-09-19 18Z | 20.6°N 127.9°E | 25 | 1004 | TD |
| 2024-09-20 00Z | 21.2°N 127.6°E | 30 | 992 | TD |
| 2024-09-20 06Z | 22.7°N 126.6°E | 30 | 988 | TD |
| 2024-09-20 12Z | 23.9°N 125.4°E | 30 | 987 | TD |
| 2024-09-20 18Z | 24.8°N 123.9°E | 25 | 1003 | TD |
| 2024-09-21 00Z | 25.5°N 122.9°E | 25 | 988 | TD |
| 2024-09-21 06Z | 25.8°N 122.3°E | 25 | 1002 | TD |
| 2024-09-21 12Z | 25.9°N 121.6°E | 30 | 999 | TD |
| 2024-09-21 18Z | 25.7°N 120.8°E | 30 | 983 | TD |
| 2024-09-22 00Z | 25.3°N 120.1°E | 20 | 1006 | TD |