Storm Activity: Sep 13, 1966 - Sep 17, 1966
Sep 17 · 15:00 GMT -- 985 mb Unknown
| Sep 17 | 15:00 GMT | 41.38 | -177.51 | -- | 985 mb | Unknown | -- |
| Sep 17 | 12:00 GMT | 41 | 180 | -- | 985 mb | Unknown | -- |
| Sep 17 | 09:00 GMT | 41 | 177.48 | -- | 985 mb | Unknown | -- |
| Sep 17 | 06:00 GMT | 41 | 175 | -- | 985 mb | Unknown | -- |
| Sep 17 | 03:00 GMT | 40.63 | 172.71 | -- | 982 mb | Unknown | -- |
| Sep 17 | 00:00 GMT | 40 | 170.5 | -- | 980 mb | Unknown | -- |
| Sep 16 | 21:00 GMT | 39.12 | 168.15 | -- | 977 mb | Unknown | -- |
| Sep 16 | 18:00 GMT | 38.2 | 166 | -- | 975 mb | Unknown | -- |
| Sep 16 | 15:00 GMT | 37.56 | 164.31 | -- | 973 mb | Unknown | -- |
| Sep 16 | 12:00 GMT | 37 | 162.8 | -- | 972 mb | Unknown | -- |
| Sep 16 | 09:00 GMT | 36.33 | 161.22 | -- | 972 mb | Unknown | -- |
| Sep 16 | 06:00 GMT | 35.6 | 159.7 | -- | 972 mb | Unknown | -- |
| Sep 16 | 03:00 GMT | 34.84 | 158.21 | -- | 973 mb | Unknown | -- |
| Sep 16 | 00:00 GMT | 34 | 156.9 | -- | 975 mb | Unknown | -- |
| Sep 15 | 21:00 GMT | 33.01 | 155.89 | -- | 975 mb | Unknown | -- |
| Sep 15 | 18:00 GMT | 32 | 155 | -- | 976 mb | Unknown | -- |
| Sep 15 | 15:00 GMT | 31.06 | 153.94 | -- | 977 mb | Unknown | -- |
| Sep 15 | 12:00 GMT | 30.2 | 153 | -- | 978 mb | Unknown | -- |
| Sep 15 | 09:00 GMT | 29.42 | 152.36 | -- | 979 mb | Unknown | -- |
| Sep 15 | 06:00 GMT | 28.8 | 151.9 | -- | 980 mb | Unknown | -- |
| Sep 15 | 03:00 GMT | 28.38 | 151.46 | -- | 980 mb | Unknown | -- |
| Sep 15 | 00:00 GMT | 28 | 151.1 | -- | 980 mb | Unknown | -- |
| Sep 14 | 21:00 GMT | 27.41 | 150.8 | -- | 981 mb | Unknown | -- |
| Sep 14 | 18:00 GMT | 26.8 | 150.6 | -- | 982 mb | Unknown | -- |
| Sep 14 | 15:00 GMT | 26.28 | 150.51 | -- | 982 mb | Unknown | -- |
| Sep 14 | 12:00 GMT | 25.8 | 150.5 | -- | 982 mb | Unknown | -- |
| Sep 14 | 09:00 GMT | 25.34 | 150.54 | -- | 984 mb | Unknown | -- |
| Sep 14 | 06:00 GMT | 24.9 | 150.6 | -- | 986 mb | Unknown | -- |
| Sep 14 | 03:00 GMT | 24.48 | 150.65 | -- | 988 mb | Unknown | -- |
| Sep 14 | 00:00 GMT | 24.1 | 150.7 | -- | 990 mb | Unknown | -- |
| Sep 13 | 21:00 GMT | 23.81 | 150.76 | -- | 992 mb | Tropical Depression | -- |
| Sep 13 | 18:00 GMT | 23.5 | 150.8 | -- | 994 mb | Tropical Depression | -- |
| Sep 13 | 15:00 GMT | 23.05 | 150.8 | -- | 996 mb | Tropical Depression | -- |
| Sep 13 | 12:00 GMT | 22.6 | 150.8 | -- | 998 mb | Tropical Depression | -- |
| Sep 13 | 09:00 GMT | 22.27 | 150.84 | -- | 999 mb | Tropical Depression | -- |
| Sep 13 | 06:00 GMT | 22 | 150.9 | -- | 1,000 mb | Tropical Depression | -- |
| Sep 13 | 03:00 GMT | 21.75 | 150.95 | -- | 1,002 mb | Tropical Depression | -- |
| Sep 13 | 00:00 GMT | 21.5 | 151 | -- | 1,004 mb | Tropical Depression | -- |
Learn more about Tropical Depression Flossie–Grace and the 1966 Central Pacific hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones