Storm Activity: Jan 21, 1921 - Feb 1, 1921
Feb 1 · 23:00 GMT -- -- Unknown
| Feb 1 | 23:00 GMT | -23.2 | 159.7 | -- | -- | Unknown | -- |
| Feb 1 | 21:00 GMT | -23.22 | 159.39 | -- | -- | Unknown | -- |
| Feb 1 | 18:00 GMT | -23.24 | 158.91 | -- | -- | Unknown | -- |
| Feb 1 | 15:00 GMT | -23.22 | 158.42 | -- | -- | Unknown | -- |
| Feb 1 | 12:00 GMT | -23.14 | 157.89 | -- | -- | Unknown | -- |
| Feb 1 | 11:00 GMT | -23.1 | 157.7 | -- | -- | Unknown | -- |
| Feb 1 | 09:00 GMT | -22.99 | 157.32 | -- | -- | Unknown | -- |
| Feb 1 | 06:00 GMT | -22.77 | 156.73 | -- | -- | Unknown | -- |
| Feb 1 | 03:00 GMT | -22.52 | 156.19 | -- | -- | Unknown | -- |
| Feb 1 | 00:00 GMT | -22.28 | 155.73 | -- | -- | Unknown | -- |
| Jan 31 | 23:00 GMT | -22.2 | 155.6 | -- | -- | Unknown | -- |
| Jan 31 | 21:00 GMT | -22.09 | 155.42 | -- | -- | Unknown | -- |
| Jan 31 | 18:00 GMT | -21.95 | 155.24 | -- | -- | Unknown | -- |
| Jan 31 | 15:00 GMT | -21.81 | 155.13 | -- | -- | Unknown | -- |
| Jan 31 | 12:00 GMT | -21.66 | 155.04 | -- | -- | Unknown | -- |
| Jan 31 | 11:00 GMT | -21.6 | 155 | -- | -- | Unknown | -- |
| Jan 31 | 09:00 GMT | -21.46 | 154.89 | -- | -- | Unknown | -- |
| Jan 31 | 06:00 GMT | -21.23 | 154.73 | -- | -- | Unknown | -- |
| Jan 31 | 03:00 GMT | -20.98 | 154.56 | -- | -- | Unknown | -- |
| Jan 31 | 00:00 GMT | -20.7 | 154.37 | -- | -- | Unknown | -- |
| Jan 30 | 23:00 GMT | -20.6 | 154.3 | -- | -- | Unknown | -- |
| Jan 30 | 21:00 GMT | -20.4 | 154.17 | -- | -- | Unknown | -- |
| Jan 30 | 18:00 GMT | -20.07 | 153.95 | -- | -- | Unknown | -- |
| Jan 30 | 15:00 GMT | -19.73 | 153.73 | -- | -- | Unknown | -- |
| Jan 30 | 12:00 GMT | -19.41 | 153.48 | -- | -- | Unknown | -- |
| Jan 30 | 11:00 GMT | -19.3 | 153.4 | -- | -- | Unknown | -- |
| Jan 30 | 09:00 GMT | -19.08 | 153.21 | -- | -- | Unknown | -- |
| Jan 30 | 06:00 GMT | -18.77 | 152.9 | -- | -- | Unknown | -- |
| Jan 30 | 03:00 GMT | -18.49 | 152.61 | -- | -- | Unknown | -- |
| Jan 30 | 00:00 GMT | -18.26 | 152.37 | -- | -- | Unknown | -- |
| Jan 29 | 23:00 GMT | -18.2 | 152.3 | -- | -- | Unknown | -- |
| Jan 29 | 21:00 GMT | -18.1 | 152.21 | -- | -- | Unknown | -- |
| Jan 29 | 18:00 GMT | -18 | 152.11 | -- | -- | Unknown | -- |
| Jan 29 | 15:00 GMT | -17.95 | 152.06 | -- | -- | Unknown | -- |
| Jan 29 | 12:00 GMT | -17.91 | 152.02 | -- | -- | Unknown | -- |
| Jan 29 | 11:00 GMT | -17.9 | 152 | -- | -- | Unknown | -- |
| Jan 29 | 09:00 GMT | -17.89 | 151.99 | -- | -- | Unknown | -- |
| Jan 29 | 06:00 GMT | -17.89 | 151.98 | -- | -- | Unknown | -- |
| Jan 29 | 03:00 GMT | -17.86 | 151.92 | -- | -- | Unknown | -- |
| Jan 29 | 00:00 GMT | -17.76 | 151.78 | -- | -- | Unknown | -- |
| Jan 28 | 23:00 GMT | -17.7 | 151.7 | -- | -- | Unknown | -- |
| Jan 28 | 21:00 GMT | -17.55 | 151.49 | -- | -- | Unknown | -- |
| Jan 28 | 18:00 GMT | -17.26 | 151.09 | -- | -- | Unknown | -- |
| Jan 28 | 15:00 GMT | -16.89 | 150.61 | -- | -- | Unknown | -- |
| Jan 28 | 12:00 GMT | -16.45 | 150.08 | -- | -- | Unknown | -- |
| Jan 28 | 11:00 GMT | -16.3 | 149.9 | -- | -- | Unknown | -- |
| Jan 28 | 09:00 GMT | -15.96 | 149.52 | -- | -- | Unknown | -- |
| Jan 28 | 06:00 GMT | -15.41 | 148.93 | -- | -- | Unknown | -- |
| Jan 28 | 03:00 GMT | -14.85 | 148.37 | -- | -- | Unknown | -- |
| Jan 28 | 00:00 GMT | -14.35 | 147.92 | -- | -- | Unknown | -- |
| Jan 27 | 23:00 GMT | -14.2 | 147.8 | -- | -- | Unknown | -- |
| Jan 27 | 21:00 GMT | -13.97 | 147.65 | -- | -- | Unknown | -- |
| Jan 27 | 18:00 GMT | -13.7 | 147.54 | -- | -- | Unknown | -- |
| Jan 27 | 15:00 GMT | -13.48 | 147.51 | -- | -- | Unknown | -- |
| Jan 27 | 12:00 GMT | -13.27 | 147.51 | -- | -- | Unknown | -- |
| Jan 27 | 11:00 GMT | -13.2 | 147.5 | -- | -- | Unknown | -- |
| Jan 27 | 09:00 GMT | -13.03 | 147.45 | -- | -- | Unknown | -- |
| Jan 27 | 06:00 GMT | -12.76 | 147.37 | -- | -- | Unknown | -- |
| Jan 27 | 03:00 GMT | -12.48 | 147.27 | -- | -- | Unknown | -- |
| Jan 27 | 00:00 GMT | -12.2 | 147.15 | -- | -- | Unknown | -- |
| Jan 26 | 23:00 GMT | -12.1 | 147.1 | -- | -- | Unknown | -- |
| Jan 26 | 21:00 GMT | -11.9 | 147 | -- | -- | Unknown | -- |
| Jan 26 | 18:00 GMT | -11.58 | 146.83 | -- | -- | Unknown | -- |
| Jan 26 | 15:00 GMT | -11.27 | 146.62 | -- | -- | Unknown | -- |
| Jan 26 | 12:00 GMT | -10.99 | 146.39 | -- | -- | Unknown | -- |
| Jan 26 | 11:00 GMT | -10.9 | 146.3 | -- | -- | Unknown | -- |
| Jan 26 | 09:00 GMT | -10.7 | 146.09 | -- | -- | Unknown | -- |
| Jan 26 | 06:00 GMT | -10.43 | 145.75 | -- | -- | Unknown | -- |
| Jan 26 | 03:00 GMT | -10.22 | 145.42 | -- | -- | Unknown | -- |
| Jan 26 | 00:00 GMT | -10.11 | 145.16 | -- | -- | Unknown | -- |
| Jan 25 | 23:00 GMT | -10.1 | 145.1 | -- | -- | Unknown | -- |
| Jan 25 | 21:00 GMT | -10.14 | 145.04 | -- | -- | Unknown | -- |
| Jan 25 | 18:00 GMT | -10.31 | 145.02 | -- | -- | Unknown | -- |
| Jan 25 | 15:00 GMT | -10.55 | 145.07 | -- | -- | Unknown | -- |
| Jan 25 | 12:00 GMT | -10.82 | 145.17 | -- | -- | Unknown | -- |
| Jan 25 | 11:00 GMT | -10.9 | 145.2 | -- | -- | Unknown | -- |
| Jan 25 | 09:00 GMT | -11.03 | 145.24 | -- | -- | Unknown | -- |
| Jan 25 | 06:00 GMT | -11.21 | 145.33 | -- | -- | Unknown | -- |
| Jan 25 | 03:00 GMT | -11.38 | 145.44 | -- | -- | Unknown | -- |
| Jan 25 | 00:00 GMT | -11.55 | 145.56 | -- | -- | Unknown | -- |
| Jan 24 | 23:00 GMT | -11.6 | 145.6 | -- | -- | Unknown | -- |
| Jan 24 | 21:00 GMT | -11.71 | 145.69 | -- | -- | Unknown | -- |
| Jan 24 | 18:00 GMT | -11.86 | 145.84 | -- | -- | Unknown | -- |
| Jan 24 | 15:00 GMT | -12.01 | 146 | -- | -- | Unknown | -- |
| Jan 24 | 12:00 GMT | -12.15 | 146.15 | -- | -- | Unknown | -- |
| Jan 24 | 11:00 GMT | -12.2 | 146.2 | -- | -- | Unknown | -- |
| Jan 24 | 09:00 GMT | -12.29 | 146.29 | -- | -- | Unknown | -- |
| Jan 24 | 06:00 GMT | -12.43 | 146.41 | -- | -- | Unknown | -- |
| Jan 24 | 03:00 GMT | -12.55 | 146.53 | -- | -- | Unknown | -- |
| Jan 24 | 00:00 GMT | -12.67 | 146.66 | -- | -- | Unknown | -- |
| Jan 23 | 23:00 GMT | -12.7 | 146.7 | -- | -- | Unknown | -- |
| Jan 23 | 21:00 GMT | -12.76 | 146.79 | -- | -- | Unknown | -- |
| Jan 23 | 18:00 GMT | -12.84 | 146.94 | -- | -- | Unknown | -- |
| Jan 23 | 15:00 GMT | -12.91 | 147.1 | -- | -- | Unknown | -- |
| Jan 23 | 12:00 GMT | -12.98 | 147.25 | -- | -- | Unknown | -- |
| Jan 23 | 11:00 GMT | -13 | 147.3 | -- | -- | Unknown | -- |
| Jan 23 | 09:00 GMT | -13.04 | 147.39 | -- | -- | Unknown | -- |
| Jan 23 | 06:00 GMT | -13.09 | 147.52 | -- | -- | Unknown | -- |
| Jan 23 | 03:00 GMT | -13.16 | 147.67 | -- | -- | Unknown | -- |
| Jan 23 | 00:00 GMT | -13.26 | 147.84 | -- | -- | Unknown | -- |
| Jan 22 | 23:00 GMT | -13.3 | 147.9 | -- | -- | Unknown | -- |
| Jan 22 | 21:00 GMT | -13.4 | 148.04 | -- | -- | Unknown | -- |
| Jan 22 | 18:00 GMT | -13.59 | 148.29 | -- | -- | Unknown | -- |
| Jan 22 | 15:00 GMT | -13.81 | 148.55 | -- | -- | Unknown | -- |
| Jan 22 | 12:00 GMT | -14.03 | 148.81 | -- | -- | Unknown | -- |
| Jan 22 | 11:00 GMT | -14.1 | 148.9 | -- | -- | Unknown | -- |
| Jan 22 | 09:00 GMT | -14.24 | 149.07 | -- | -- | Unknown | -- |
| Jan 22 | 06:00 GMT | -14.45 | 149.33 | -- | -- | Unknown | -- |
| Jan 22 | 03:00 GMT | -14.64 | 149.57 | -- | -- | Unknown | -- |
| Jan 22 | 00:00 GMT | -14.84 | 149.82 | -- | -- | Unknown | -- |
| Jan 21 | 23:00 GMT | -14.9 | 149.9 | -- | -- | Unknown | -- |
Learn more about Unnamed Unknown and the 1921 Southern Hemisphere hurricane season in our hurricane archive.
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