Typhoon TracksHome › Western North Pacific 2004
Ma-On (2004, Western North Pacific)
Lowest pressure920 hPa
This is an archive, not a forecast or warning. For current storms follow your national meteorological service.
Peak wind100 kt (51 m/s)10-min
Duration8.8 days2004-10-01 – 2004-10-10
Strength rank in 20043 / 29by lowest pressure
All-time rank208 / 19431951–2025
Peak wind over time (kt)
Central pressure over time (hPa)
Compared with other 2004 storms (lowest pressure)
910 hPa
915 hPa
920 hPa
925 hPa
935 hPa
935 hPa
935 hPa
940 hPa
Bar length = depth below 1013 hPa (longer = stronger).
6-hourly track (UTC)
| Time | Lat | Lon | Wind kt | hPa |
|---|---|---|---|---|
| 2004-10-01 06:00 | 14.3 | 138.6 | – | – |
| 2004-10-01 12:00 | 14.4 | 138.0 | – | – |
| 2004-10-01 18:00 | 14.7 | 137.5 | – | – |
| 2004-10-02 00:00 | 15.1 | 137.1 | – | – |
| 2004-10-02 06:00 | 15.7 | 136.9 | – | – |
| 2004-10-02 12:00 | 16.1 | 136.4 | – | – |
| 2004-10-02 18:00 | 16.1 | 135.8 | – | – |
| 2004-10-03 00:00 | 16.0 | 135.2 | – | – |
| 2004-10-03 06:00 | 16.3 | 134.8 | – | 1,002 |
| 2004-10-03 12:00 | 16.6 | 134.6 | – | 1,002 |
| 2004-10-03 18:00 | 16.5 | 134.4 | – | 1,002 |
| 2004-10-04 00:00 | 16.6 | 134.5 | – | 1,000 |
| 2004-10-04 06:00 | 16.7 | 134.4 | 40 | 996 |
| 2004-10-04 12:00 | 16.9 | 134.4 | 40 | 994 |
| 2004-10-04 18:00 | 17.3 | 134.5 | 40 | 994 |
| 2004-10-05 00:00 | 18.1 | 134.4 | 40 | 994 |
| 2004-10-05 06:00 | 18.9 | 134.6 | 45 | 990 |
| 2004-10-05 12:00 | 19.7 | 134.7 | 45 | 990 |
| 2004-10-05 18:00 | 20.2 | 134.2 | 45 | 990 |
| 2004-10-06 00:00 | 20.5 | 133.5 | 50 | 985 |
| 2004-10-06 06:00 | 20.7 | 132.7 | 55 | 980 |
| 2004-10-06 12:00 | 21.0 | 132.2 | 60 | 975 |
| 2004-10-06 18:00 | 21.4 | 131.6 | 70 | 965 |
| 2004-10-07 00:00 | 21.8 | 131.0 | 75 | 955 |
| 2004-10-07 06:00 | 22.2 | 130.6 | 90 | 940 |
| 2004-10-07 12:00 | 22.7 | 130.7 | 95 | 930 |
| 2004-10-07 18:00 | 23.3 | 130.9 | 100 | 920 |
| 2004-10-08 00:00 | 23.9 | 131.4 | 100 | 920 |
| 2004-10-08 06:00 | 25.1 | 132.2 | 100 | 920 |
| 2004-10-08 12:00 | 27.0 | 133.2 | 100 | 925 |
| 2004-10-08 18:00 | 28.9 | 134.5 | 95 | 935 |
| 2004-10-09 00:00 | 31.6 | 136.1 | 85 | 945 |
| 2004-10-09 06:00 | 34.3 | 138.3 | 80 | 950 |
| 2004-10-09 12:00 | 36.8 | 141.5 | 55 | 985 |
| 2004-10-09 18:00 | 38.3 | 145.2 | 50 | 992 |
| 2004-10-10 00:00 | 39.6 | 150.1 | – | 996 |
Winds are RSMC Tokyo (JMA) 10-minute sustained winds and central pressure (winds recorded from 1977).