2025 tropical cyclone season · western North Pacific
Typhoon Koto Koto · WP332025
Typhoon Koto was tracked in the western North Pacific from 2025-11-23 to 2025-12-03 (10 days), peaking at 80 kt (H1) with a minimum pressure of 975 hPa. 161 archived forecasts from ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was ECMWF ENS, 57 km off on average.
- ATCF ID
- WP332025
- Basin
- western North Pacific
- Tracked
- 2025-11-23 → 2025-12-03 (10 days)
- Peak wind
- 80 kt · 41 m/s · H1
- Minimum pressure
- 975 hPa
- Archived forecasts
- 161
- Sources
- ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 47 (26) | 62 (22) | 80 (19) | 161 (5) |
| ECMWF ENS | 41 (27) | 57 (23) | 60 (19) | 155 (11) |
| GFS | 46 (27) | 83 (23) | 165 (19) | 237 (11) |
| GEFS | 47 (27) | 78 (23) | 106 (19) | 136 (11) |
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 |
|---|---|---|---|---|
| 2025-11-24 18Z | 9.8°N 123.7°E | 25 | 1000 | TD |
| 2025-11-25 00Z | 10.6°N 122.4°E | 29 | 999 | TD |
| 2025-11-25 06Z | 11.0°N 121.2°E | 35 | 997 | TS |
| 2025-11-25 12Z | 11.4°N 120.1°E | 39 | 996 | TS |
| 2025-11-25 18Z | 12.1°N 119.3°E | 51 | 993 | TS |
| 2025-11-26 00Z | 12.5°N 117.6°E | 54 | 991 | TS |
| 2025-11-26 06Z | 11.9°N 116.4°E | 54 | 990 | TS |
| 2025-11-26 12Z | 12.5°N 115.3°E | 60 | 989 | TS |
| 2025-11-26 18Z | 13.2°N 114.8°E | 70 | 982 | H1 |
| 2025-11-27 00Z | 13.2°N 113.9°E | 80 | 975 | H1 |
| 2025-11-27 06Z | 13.1°N 113.8°E | 70 | 977 | H1 |
| 2025-11-27 12Z | 12.8°N 113.8°E | 64 | 982 | H1 |
| 2025-11-27 18Z | 12.3°N 113.6°E | 60 | 986 | TS |
| 2025-11-28 00Z | 12.3°N 113.0°E | 54 | 990 | TS |
| 2025-11-28 06Z | 12.5°N 112.7°E | 51 | 993 | TS |
| 2025-11-28 12Z | 12.7°N 112.4°E | 51 | 993 | TS |
| 2025-11-28 18Z | 13.3°N 112.4°E | 51 | 993 | TS |
| 2025-11-29 00Z | 13.0°N 112.2°E | 45 | 996 | TS |
| 2025-11-29 06Z | 13.3°N 112.0°E | 45 | 996 | TS |
| 2025-11-29 12Z | 13.5°N 112.0°E | 45 | 996 | TS |
| 2025-11-29 18Z | 13.7°N 112.2°E | 45 | 998 | TS |
| 2025-11-30 00Z | 14.0°N 112.4°E | 51 | 996 | TS |
| 2025-11-30 06Z | 14.3°N 112.3°E | 45 | 996 | TS |
| 2025-11-30 12Z | 14.4°N 112.2°E | 45 | 998 | TS |
| 2025-11-30 18Z | 14.9°N 111.8°E | 35 | 1003 | TS |
| 2025-12-01 00Z | 14.7°N 111.6°E | 35 | 1004 | TS |
| 2025-12-01 06Z | 14.6°N 111.5°E | 35 | 1001 | TS |
| 2025-12-01 12Z | 14.6°N 111.5°E | 29 | 1004 | TD |
| 2025-12-01 18Z | 14.3°N 111.2°E | 29 | 1004 | TD |
| 2025-12-02 00Z | 14.0°N 111.5°E | 25 | 1005 | TD |
| 2025-12-02 06Z | 13.7°N 111.7°E | 25 | 1005 | TD |
| 2025-12-02 12Z | 13.7°N 111.7°E | 19 | 1007 | TD |
| 2025-12-02 18Z | 13.5°N 111.2°E | 19 | 1007 | TD |
| 2025-12-03 00Z | 13.3°N 110.6°E | 19 | 1007 | TD |