Storm Activity: Sep 1, 1964 - Sep 6, 1964
Sep 6 · 06:00 GMT -- 1,004 mb Extratropical
| Sep 6 | 06:00 GMT | 25.2 | 109.5 | -- | 1,004 mb | Extratropical | -- |
| Sep 6 | 03:00 GMT | 24.93 | 109.76 | -- | 1,003 mb | Tropical Depression | -- |
| Sep 6 | 00:00 GMT | 24.4 | 110 | -- | 1,002 mb | Tropical Depression | -- |
| Sep 5 | 21:00 GMT | 23.51 | 110.23 | -- | 999 mb | Unknown | -- |
| Sep 5 | 18:00 GMT | 22.7 | 110.6 | -- | 996 mb | Unknown | -- |
| Sep 5 | 15:00 GMT | 22.49 | 111.21 | -- | 994 mb | Unknown | -- |
| Sep 5 | 12:00 GMT | 22.4 | 112 | -- | 992 mb | Unknown | -- |
| Sep 5 | 09:00 GMT | 21.94 | 112.92 | -- | 988 mb | Unknown | -- |
| Sep 5 | 06:00 GMT | 21.5 | 113.8 | -- | 984 mb | Unknown | -- |
| Sep 5 | 03:00 GMT | 21.45 | 114.46 | -- | 984 mb | Unknown | -- |
| Sep 5 | 00:00 GMT | 21.4 | 115 | -- | 984 mb | Unknown | -- |
| Sep 4 | 21:00 GMT | 20.98 | 115.52 | -- | 983 mb | Unknown | -- |
| Sep 4 | 18:00 GMT | 20.5 | 116 | -- | 983 mb | Unknown | -- |
| Sep 4 | 15:00 GMT | 20.21 | 116.49 | -- | 983 mb | Unknown | -- |
| Sep 4 | 12:00 GMT | 20 | 117 | -- | 983 mb | Unknown | -- |
| Sep 4 | 09:00 GMT | 19.79 | 117.54 | -- | 983 mb | Unknown | -- |
| Sep 4 | 06:00 GMT | 19.6 | 118.1 | -- | 983 mb | Unknown | -- |
| Sep 4 | 03:00 GMT | 19.37 | 118.64 | -- | 982 mb | Unknown | -- |
| Sep 4 | 00:00 GMT | 19.2 | 119.2 | -- | 982 mb | Unknown | -- |
| Sep 3 | 21:00 GMT | 19.18 | 119.86 | -- | 981 mb | Unknown | -- |
| Sep 3 | 18:00 GMT | 19.2 | 120.5 | -- | 980 mb | Unknown | -- |
| Sep 3 | 15:00 GMT | 19.16 | 121.06 | -- | 980 mb | Unknown | -- |
| Sep 3 | 12:00 GMT | 19.1 | 121.5 | -- | 980 mb | Unknown | -- |
| Sep 3 | 09:00 GMT | 19.04 | 121.76 | -- | 980 mb | Unknown | -- |
| Sep 3 | 06:00 GMT | 19 | 122 | -- | 980 mb | Unknown | -- |
| Sep 3 | 03:00 GMT | 18.98 | 122.4 | -- | 975 mb | Unknown | -- |
| Sep 3 | 00:00 GMT | 19 | 122.9 | -- | 970 mb | Unknown | -- |
| Sep 2 | 21:00 GMT | 19.04 | 123.46 | -- | 971 mb | Unknown | -- |
| Sep 2 | 18:00 GMT | 19.1 | 124.1 | -- | 972 mb | Unknown | -- |
| Sep 2 | 15:00 GMT | 19.15 | 124.79 | -- | 975 mb | Unknown | -- |
| Sep 2 | 12:00 GMT | 19.2 | 125.5 | -- | 978 mb | Unknown | -- |
| Sep 2 | 09:00 GMT | 19.24 | 126.17 | -- | 981 mb | Unknown | -- |
| Sep 2 | 06:00 GMT | 19.3 | 126.8 | -- | 985 mb | Unknown | -- |
| Sep 2 | 03:00 GMT | 19.4 | 127.39 | -- | 990 mb | Unknown | -- |
| Sep 2 | 00:00 GMT | 19.5 | 128 | -- | 995 mb | Unknown | -- |
| Sep 1 | 21:00 GMT | 19.54 | 128.71 | -- | 995 mb | Unknown | -- |
| Sep 1 | 18:00 GMT | 19.6 | 129.4 | -- | 995 mb | Unknown | -- |
| Sep 1 | 15:00 GMT | 19.77 | 129.99 | -- | 999 mb | Tropical Depression | -- |
| Sep 1 | 12:00 GMT | 20 | 130.5 | -- | 1,004 mb | Tropical Depression | -- |
Learn more about Tropical Depression Ruby and the 1964 Western Pacific hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones