Storm Activity: Sep 27, 1917 - Sep 30, 1917
Sep 30 · 22:00 GMT -- -- Unknown
| Sep 30 | 22:00 GMT | 14.3 | 107.1 | -- | -- | Unknown | -- |
| Sep 30 | 21:00 GMT | 14.29 | 107.25 | -- | -- | Unknown | -- |
| Sep 30 | 18:00 GMT | 14.25 | 107.69 | -- | -- | Unknown | -- |
| Sep 30 | 15:00 GMT | 14.22 | 108.13 | -- | -- | Unknown | -- |
| Sep 30 | 12:00 GMT | 14.2 | 108.59 | -- | -- | Unknown | -- |
| Sep 30 | 10:00 GMT | 14.2 | 108.9 | -- | -- | Unknown | -- |
| Sep 30 | 09:00 GMT | 14.2 | 109.06 | -- | -- | Unknown | -- |
| Sep 30 | 06:00 GMT | 14.22 | 109.53 | -- | -- | Unknown | -- |
| Sep 30 | 03:00 GMT | 14.25 | 109.99 | -- | -- | Unknown | -- |
| Sep 30 | 00:00 GMT | 14.28 | 110.38 | -- | -- | Unknown | -- |
| Sep 29 | 22:00 GMT | 14.3 | 110.6 | -- | -- | Unknown | -- |
| Sep 29 | 21:00 GMT | 14.3 | 110.69 | -- | -- | Unknown | -- |
| Sep 29 | 18:00 GMT | 14.3 | 110.89 | -- | -- | Unknown | -- |
| Sep 29 | 15:00 GMT | 14.3 | 111.02 | -- | -- | Unknown | -- |
| Sep 29 | 12:00 GMT | 14.3 | 111.13 | -- | -- | Unknown | -- |
| Sep 29 | 10:00 GMT | 14.3 | 111.2 | -- | -- | Unknown | -- |
| Sep 29 | 09:00 GMT | 14.3 | 111.24 | -- | -- | Unknown | -- |
| Sep 29 | 06:00 GMT | 14.32 | 111.34 | -- | -- | Unknown | -- |
| Sep 29 | 03:00 GMT | 14.34 | 111.46 | -- | -- | Unknown | -- |
| Sep 29 | 00:00 GMT | 14.37 | 111.64 | -- | -- | Unknown | -- |
| Sep 28 | 22:00 GMT | 14.4 | 111.8 | -- | -- | Unknown | -- |
| Sep 28 | 21:00 GMT | 14.41 | 111.91 | -- | -- | Unknown | -- |
| Sep 28 | 18:00 GMT | 14.46 | 112.31 | -- | -- | Unknown | -- |
| Sep 28 | 15:00 GMT | 14.52 | 112.76 | -- | -- | Unknown | -- |
| Sep 28 | 12:00 GMT | 14.57 | 113.22 | -- | -- | Unknown | -- |
| Sep 28 | 10:00 GMT | 14.6 | 113.5 | -- | -- | Unknown | -- |
| Sep 28 | 09:00 GMT | 14.61 | 113.62 | -- | -- | Unknown | -- |
| Sep 28 | 06:00 GMT | 14.65 | 113.93 | -- | -- | Unknown | -- |
| Sep 28 | 03:00 GMT | 14.68 | 114.23 | -- | -- | Unknown | -- |
| Sep 28 | 00:00 GMT | 14.7 | 114.51 | -- | -- | Unknown | -- |
| Sep 27 | 22:00 GMT | 14.7 | 114.7 | -- | -- | Unknown | -- |
| Sep 27 | 21:00 GMT | 14.7 | 114.8 | -- | -- | Unknown | -- |
| Sep 27 | 18:00 GMT | 14.68 | 115.11 | -- | -- | Unknown | -- |
| Sep 27 | 15:00 GMT | 14.66 | 115.44 | -- | -- | Unknown | -- |
| Sep 27 | 12:00 GMT | 14.62 | 115.77 | -- | -- | Unknown | -- |
| Sep 27 | 10:00 GMT | 14.6 | 116 | -- | -- | Unknown | -- |
Learn more about Unnamed Unknown and the 1917 Western Pacific hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones