2025 tropical cyclone season · western North Pacific
Typhoon Mitag Mitag · WP232025
Typhoon Mitag was tracked in the western North Pacific from 2025-09-15 to 2025-09-20 (5 days), peaking at 45 kt (TS) with a minimum pressure of 994 hPa. 70 archived forecasts from ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was ECMWF, 67 km off on average.
- ATCF ID
- WP232025
- Basin
- western North Pacific
- Tracked
- 2025-09-15 → 2025-09-20 (5 days)
- Peak wind
- 45 kt · 23 m/s · TS
- Minimum pressure
- 994 hPa
- Archived forecasts
- 70
- Sources
- ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 55 (10) | 67 (6) | 102 (2) | — |
| ECMWF ENS | 52 (9) | 91 (5) | 125 (2) | — |
| GFS | 57 (10) | 105 (6) | 296 (2) | — |
| GEFS | 73 (10) | 88 (6) | 258 (2) | — |
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 |
|---|---|---|---|---|
| 2025-09-16 06Z | 15.5°N 123.5°E | 25 | 1008 | TD |
| 2025-09-16 12Z | 15.9°N 122.9°E | 29 | 1006 | TD |
| 2025-09-16 18Z | 16.1°N 122.2°E | 45 | 999 | TS |
| 2025-09-17 00Z | 16.9°N 121.8°E | 29 | 1003 | TD |
| 2025-09-17 06Z | 17.9°N 121.2°E | 29 | 1003 | TD |
| 2025-09-17 12Z | 18.6°N 120.5°E | 25 | 1003 | TD |
| 2025-09-17 18Z | 18.8°N 119.9°E | 25 | 1003 | TD |
| 2025-09-18 00Z | 19.8°N 118.9°E | 29 | 1003 | TD |
| 2025-09-18 06Z | 19.9°N 117.4°E | 29 | 1002 | TD |
| 2025-09-18 12Z | 20.1°N 116.8°E | 35 | 1002 | TS |
| 2025-09-18 18Z | 21.3°N 116.5°E | 39 | 997 | TS |
| 2025-09-19 00Z | 22.3°N 115.8°E | 45 | 994 | TS |
| 2025-09-19 06Z | 22.8°N 115.4°E | 39 | 997 | TS |
| 2025-09-19 12Z | 23.4°N 114.7°E | 29 | 1001 | TD |