Typhoon TracksHome › Western North Pacific 1964
Viola (1964, Western North Pacific)
Lowest pressure980 hPa
This is an archive, not a forecast or warning. For current storms follow your national meteorological service.
Peak wind–10-min
Duration8.8 days1964-05-21 – 1964-05-30
Strength rank in 196415 / 33by lowest pressure
All-time rank1147 / 19431951–2025
Central pressure over time (hPa)
Compared with other 1964 storms (lowest pressure)
965 hPa
968 hPa
970 hPa
970 hPa
975 hPa
980 hPa
980 hPa
980 hPa
980 hPa
980 hPa
990 hPa
Bar length = depth below 1013 hPa (longer = stronger).
6-hourly track (UTC)
| Time | Lat | Lon | Wind kt | hPa |
|---|---|---|---|---|
| 1964-05-21 18:00 | 12.6 | 112.0 | – | 1,005 |
| 1964-05-22 00:00 | 12.9 | 112.3 | – | 1,005 |
| 1964-05-22 06:00 | 13.3 | 112.5 | – | 1,004 |
| 1964-05-22 12:00 | 13.7 | 112.5 | – | 1,004 |
| 1964-05-22 18:00 | 14.1 | 112.6 | – | 1,004 |
| 1964-05-23 00:00 | 14.5 | 112.5 | – | 1,006 |
| 1964-05-23 06:00 | 15.0 | 112.5 | – | 1,004 |
| 1964-05-23 12:00 | 15.2 | 112.4 | – | 1,004 |
| 1964-05-23 18:00 | 15.4 | 112.2 | – | 1,004 |
| 1964-05-24 00:00 | 15.6 | 112.6 | – | 1,004 |
| 1964-05-24 06:00 | 15.8 | 112.9 | – | 1,003 |
| 1964-05-24 12:00 | 15.9 | 113.4 | – | 1,002 |
| 1964-05-24 18:00 | 16.0 | 113.8 | – | 1,000 |
| 1964-05-25 00:00 | 16.2 | 114.3 | – | 998 |
| 1964-05-25 06:00 | 16.4 | 114.7 | – | 996 |
| 1964-05-25 12:00 | 16.5 | 115.1 | – | 996 |
| 1964-05-25 18:00 | 16.8 | 115.5 | – | 994 |
| 1964-05-26 00:00 | 17.3 | 115.6 | – | 990 |
| 1964-05-26 06:00 | 17.8 | 115.3 | – | 990 |
| 1964-05-26 12:00 | 18.2 | 114.9 | – | 988 |
| 1964-05-26 18:00 | 18.7 | 114.5 | – | 988 |
| 1964-05-27 00:00 | 19.3 | 114.2 | – | 985 |
| 1964-05-27 06:00 | 19.6 | 114.1 | – | 982 |
| 1964-05-27 12:00 | 20.1 | 113.8 | – | 980 |
| 1964-05-27 18:00 | 20.8 | 113.5 | – | 985 |
| 1964-05-28 00:00 | 21.7 | 113.1 | – | 985 |
| 1964-05-28 06:00 | 22.5 | 112.8 | – | 990 |
| 1964-05-28 12:00 | 22.9 | 112.6 | – | 994 |
| 1964-05-28 18:00 | 23.3 | 112.9 | – | 996 |
| 1964-05-29 00:00 | 24.0 | 113.0 | – | 1,000 |
| 1964-05-29 06:00 | 24.7 | 113.4 | – | 1,002 |
| 1964-05-29 12:00 | 25.3 | 114.1 | – | 1,002 |
| 1964-05-29 18:00 | 25.8 | 114.6 | – | 1,004 |
| 1964-05-30 00:00 | 26.2 | 115.2 | – | 1,004 |
| 1964-05-30 06:00 | 26.5 | 115.9 | – | 1,005 |
| 1964-05-30 12:00 | 27.1 | 116.6 | – | 1,006 |
Winds are RSMC Tokyo (JMA) 10-minute sustained winds and central pressure (winds recorded from 1977).