Typhoon TracksHome › Western North Pacific 1955
Iris (1955, Western North Pacific)
Lowest pressure965 hPa
This is an archive, not a forecast or warning. For current storms follow your national meteorological service.
Peak wind–10-min
Duration6.5 days1955-08-19 – 1955-08-26
Strength rank in 19558 / 27by lowest pressure
All-time rank805 / 19431951–2025
Central pressure over time (hPa)
Compared with other 1955 storms (lowest pressure)
930 hPa
930 hPa
955 hPa
955 hPa
965 hPa
965 hPa
965 hPa
968 hPa
975 hPa
980 hPa
980 hPa
Bar length = depth below 1013 hPa (longer = stronger).
6-hourly track (UTC)
| Time | Lat | Lon | Wind kt | hPa |
|---|---|---|---|---|
| 1955-08-19 12:00 | 9.4 | 137.0 | – | – |
| 1955-08-19 18:00 | 10.4 | 135.5 | – | 1,006 |
| 1955-08-20 00:00 | 11.2 | 132.9 | – | 1,006 |
| 1955-08-20 06:00 | 12.7 | 130.2 | – | 1,006 |
| 1955-08-20 12:00 | 14.0 | 127.9 | – | 1,006 |
| 1955-08-20 18:00 | 14.9 | 126.5 | – | 1,006 |
| 1955-08-21 00:00 | 15.5 | 125.7 | – | 1,004 |
| 1955-08-21 06:00 | 16.2 | 125.1 | – | 1,000 |
| 1955-08-21 12:00 | 17.1 | 124.5 | – | 994 |
| 1955-08-21 18:00 | 18.1 | 124.0 | – | 990 |
| 1955-08-22 00:00 | 19.2 | 123.5 | – | 985 |
| 1955-08-22 06:00 | 20.1 | 122.9 | – | 985 |
| 1955-08-22 12:00 | 20.6 | 122.5 | – | 980 |
| 1955-08-22 18:00 | 20.9 | 122.3 | – | 970 |
| 1955-08-23 00:00 | 21.3 | 122.0 | – | 965 |
| 1955-08-23 06:00 | 21.7 | 121.8 | – | 965 |
| 1955-08-23 12:00 | 22.2 | 121.5 | – | 965 |
| 1955-08-23 18:00 | 23.4 | 120.7 | – | 970 |
| 1955-08-24 00:00 | 24.4 | 120.3 | – | 985 |
| 1955-08-24 06:00 | 25.2 | 119.7 | – | 990 |
| 1955-08-24 12:00 | 25.7 | 118.9 | – | 990 |
| 1955-08-24 18:00 | 25.6 | 117.5 | – | 994 |
| 1955-08-25 00:00 | 26.2 | 117.2 | – | 996 |
| 1955-08-25 06:00 | 27.4 | 117.9 | – | 996 |
| 1955-08-25 12:00 | 27.7 | 118.0 | – | 996 |
| 1955-08-25 18:00 | 27.9 | 118.1 | – | 998 |
| 1955-08-26 00:00 | 28.0 | 118.1 | – | 998 |
Winds are RSMC Tokyo (JMA) 10-minute sustained winds and central pressure (winds recorded from 1977).