Storm Activity: May 20, 1930 - May 31, 1930
May 31 · 22:00 GMT -- -- Hurricane
| May 31 | 22:00 GMT | 27 | 125.9 | -- | -- | Hurricane | -- |
| May 31 | 21:00 GMT | 26.84 | 125.88 | -- | -- | Hurricane | -- |
| May 31 | 18:00 GMT | 26.34 | 125.81 | -- | -- | Hurricane | -- |
| May 31 | 15:00 GMT | 25.84 | 125.76 | -- | -- | Hurricane | -- |
| May 31 | 12:00 GMT | 25.34 | 125.77 | -- | -- | Hurricane | -- |
| May 31 | 10:00 GMT | 25 | 125.8 | -- | -- | Hurricane | -- |
| May 31 | 09:00 GMT | 24.83 | 125.83 | -- | -- | Hurricane | -- |
| May 31 | 06:00 GMT | 24.32 | 125.95 | -- | -- | Hurricane | -- |
| May 31 | 03:00 GMT | 23.81 | 126.08 | -- | -- | Hurricane | -- |
| May 31 | 00:00 GMT | 23.32 | 126.18 | -- | -- | Hurricane | -- |
| May 30 | 22:00 GMT | 23 | 126.2 | -- | -- | Hurricane | -- |
| May 30 | 21:00 GMT | 22.84 | 126.19 | -- | -- | Hurricane | -- |
| May 30 | 18:00 GMT | 22.38 | 126.11 | -- | -- | Hurricane | -- |
| May 30 | 15:00 GMT | 21.94 | 125.96 | -- | -- | Hurricane | -- |
| May 30 | 12:00 GMT | 21.54 | 125.76 | -- | -- | Hurricane | -- |
| May 30 | 10:00 GMT | 21.3 | 125.6 | -- | -- | Hurricane | -- |
| May 30 | 09:00 GMT | 21.17 | 125.52 | -- | -- | Hurricane | -- |
| May 30 | 06:00 GMT | 20.83 | 125.26 | -- | -- | Hurricane | -- |
| May 30 | 03:00 GMT | 20.53 | 124.96 | -- | -- | Hurricane | -- |
| May 30 | 00:00 GMT | 20.3 | 124.63 | -- | -- | Hurricane | -- |
| May 29 | 22:00 GMT | 20.2 | 124.4 | -- | -- | Hurricane | -- |
| May 29 | 21:00 GMT | 20.17 | 124.29 | -- | -- | Hurricane | -- |
| May 29 | 18:00 GMT | 20.12 | 123.95 | -- | -- | Hurricane | -- |
| May 29 | 15:00 GMT | 20.14 | 123.6 | -- | -- | Hurricane | -- |
| May 29 | 12:00 GMT | 20.18 | 123.24 | -- | -- | Hurricane | -- |
| May 29 | 10:00 GMT | 20.2 | 123 | -- | -- | Hurricane | -- |
| May 29 | 09:00 GMT | 20.19 | 122.88 | -- | -- | Hurricane | -- |
| May 29 | 06:00 GMT | 20.15 | 122.51 | -- | -- | Hurricane | -- |
| May 29 | 03:00 GMT | 20.1 | 122.14 | -- | -- | Hurricane | -- |
| May 29 | 00:00 GMT | 20.04 | 121.81 | -- | -- | Hurricane | -- |
| May 28 | 22:00 GMT | 20 | 121.6 | -- | -- | Hurricane | -- |
| May 28 | 21:00 GMT | 19.98 | 121.51 | -- | -- | Hurricane | -- |
| May 28 | 18:00 GMT | 19.93 | 121.26 | -- | -- | Hurricane | -- |
| May 28 | 15:00 GMT | 19.88 | 121.03 | -- | -- | Hurricane | -- |
| May 28 | 12:00 GMT | 19.83 | 120.83 | -- | -- | Hurricane | -- |
| May 28 | 10:00 GMT | 19.8 | 120.7 | -- | -- | Hurricane | -- |
| May 28 | 09:00 GMT | 19.79 | 120.63 | -- | -- | Hurricane | -- |
| May 28 | 06:00 GMT | 19.76 | 120.42 | -- | -- | Hurricane | -- |
| May 28 | 03:00 GMT | 19.72 | 120.21 | -- | -- | Hurricane | -- |
| May 28 | 00:00 GMT | 19.66 | 120.02 | -- | -- | Hurricane | -- |
| May 27 | 22:00 GMT | 19.6 | 119.9 | -- | -- | Hurricane | -- |
| May 27 | 21:00 GMT | 19.56 | 119.85 | -- | -- | Hurricane | -- |
| May 27 | 18:00 GMT | 19.44 | 119.69 | -- | -- | Hurricane | -- |
| May 27 | 15:00 GMT | 19.28 | 119.55 | -- | -- | Hurricane | -- |
| May 27 | 12:00 GMT | 19.12 | 119.4 | -- | -- | Hurricane | -- |
| May 27 | 10:00 GMT | 19 | 119.3 | -- | -- | Hurricane | -- |
| May 27 | 09:00 GMT | 18.95 | 119.24 | -- | -- | Hurricane | -- |
| May 27 | 06:00 GMT | 18.8 | 119.05 | -- | -- | Hurricane | -- |
| May 27 | 03:00 GMT | 18.64 | 118.86 | -- | -- | Hurricane | -- |
| May 27 | 00:00 GMT | 18.45 | 118.69 | -- | -- | Hurricane | -- |
| May 26 | 22:00 GMT | 18.3 | 118.6 | -- | -- | Hurricane | -- |
| May 26 | 21:00 GMT | 18.21 | 118.55 | -- | -- | Hurricane | -- |
| May 26 | 18:00 GMT | 17.91 | 118.42 | -- | -- | Hurricane | -- |
| May 26 | 15:00 GMT | 17.59 | 118.35 | -- | -- | Hurricane | -- |
| May 26 | 12:00 GMT | 17.28 | 118.35 | -- | -- | Hurricane | -- |
| May 26 | 10:00 GMT | 17.1 | 118.4 | -- | -- | Hurricane | -- |
| May 26 | 09:00 GMT | 17.01 | 118.43 | -- | -- | Hurricane | -- |
| May 26 | 06:00 GMT | 16.78 | 118.57 | -- | -- | Hurricane | -- |
| May 26 | 03:00 GMT | 16.59 | 118.82 | -- | -- | Hurricane | -- |
| May 26 | 00:00 GMT | 16.45 | 119.19 | -- | -- | Hurricane | -- |
| May 25 | 22:00 GMT | 16.4 | 119.5 | -- | -- | Hurricane | -- |
| May 25 | 21:00 GMT | 16.39 | 119.68 | -- | -- | Hurricane | -- |
| May 25 | 18:00 GMT | 16.41 | 120.3 | -- | -- | Hurricane | -- |
| May 25 | 15:00 GMT | 16.47 | 121.02 | -- | -- | Hurricane | -- |
| May 25 | 12:00 GMT | 16.55 | 121.79 | -- | -- | Hurricane | -- |
| May 25 | 10:00 GMT | 16.6 | 122.3 | -- | -- | Hurricane | -- |
| May 25 | 09:00 GMT | 16.61 | 122.54 | -- | -- | Hurricane | -- |
| May 25 | 06:00 GMT | 16.62 | 123.26 | -- | -- | Hurricane | -- |
| May 25 | 03:00 GMT | 16.61 | 123.97 | -- | -- | Hurricane | -- |
| May 25 | 00:00 GMT | 16.61 | 124.66 | -- | -- | Hurricane | -- |
| May 24 | 22:00 GMT | 16.6 | 125.1 | -- | -- | Hurricane | -- |
| May 24 | 21:00 GMT | 16.6 | 125.32 | -- | -- | Unknown | -- |
| May 24 | 18:00 GMT | 16.61 | 125.94 | -- | -- | Unknown | -- |
| May 24 | 15:00 GMT | 16.62 | 126.52 | -- | -- | Unknown | -- |
| May 24 | 12:00 GMT | 16.61 | 127.06 | -- | -- | Unknown | -- |
| May 24 | 10:00 GMT | 16.6 | 127.4 | -- | -- | Unknown | -- |
| May 24 | 09:00 GMT | 16.6 | 127.54 | -- | -- | Unknown | -- |
| May 24 | 06:00 GMT | 16.59 | 127.93 | -- | -- | Unknown | -- |
| May 24 | 03:00 GMT | 16.56 | 128.3 | -- | -- | Unknown | -- |
| May 24 | 00:00 GMT | 16.48 | 128.74 | -- | -- | Unknown | -- |
| May 23 | 22:00 GMT | 16.4 | 129.1 | -- | -- | Unknown | -- |
| May 23 | 21:00 GMT | 16.35 | 129.33 | -- | -- | Unknown | -- |
| May 23 | 18:00 GMT | 16.15 | 130.09 | -- | -- | Unknown | -- |
| May 23 | 15:00 GMT | 15.9 | 130.94 | -- | -- | Unknown | -- |
| May 23 | 12:00 GMT | 15.61 | 131.83 | -- | -- | Unknown | -- |
| May 23 | 10:00 GMT | 15.4 | 132.4 | -- | -- | Unknown | -- |
| May 23 | 09:00 GMT | 15.3 | 132.68 | -- | -- | Unknown | -- |
| May 23 | 06:00 GMT | 14.97 | 133.49 | -- | -- | Unknown | -- |
| May 23 | 03:00 GMT | 14.61 | 134.27 | -- | -- | Unknown | -- |
| May 23 | 00:00 GMT | 14.24 | 134.98 | -- | -- | Unknown | -- |
| May 22 | 22:00 GMT | 14 | 135.4 | -- | -- | Unknown | -- |
| May 22 | 21:00 GMT | 13.88 | 135.59 | -- | -- | Unknown | -- |
| May 22 | 18:00 GMT | 13.53 | 136.1 | -- | -- | Unknown | -- |
| May 22 | 15:00 GMT | 13.17 | 136.52 | -- | -- | Unknown | -- |
| May 22 | 12:00 GMT | 12.83 | 136.89 | -- | -- | Unknown | -- |
| May 22 | 10:00 GMT | 12.6 | 137.1 | -- | -- | Unknown | -- |
| May 22 | 09:00 GMT | 12.49 | 137.21 | -- | -- | Tropical Storm | -- |
| May 22 | 06:00 GMT | 12.19 | 137.5 | -- | -- | Tropical Storm | -- |
| May 22 | 03:00 GMT | 11.87 | 137.76 | -- | -- | Tropical Storm | -- |
| May 22 | 00:00 GMT | 11.54 | 138.02 | -- | -- | Tropical Storm | -- |
| May 21 | 22:00 GMT | 11.3 | 138.2 | -- | -- | Tropical Storm | -- |
| May 21 | 21:00 GMT | 11.16 | 138.31 | -- | -- | Tropical Storm | -- |
| May 21 | 18:00 GMT | 10.73 | 138.65 | -- | -- | Tropical Storm | -- |
| May 21 | 15:00 GMT | 10.27 | 139.01 | -- | -- | Tropical Storm | -- |
| May 21 | 12:00 GMT | 9.8 | 139.37 | -- | -- | Tropical Storm | -- |
| May 21 | 10:00 GMT | 9.5 | 139.6 | -- | -- | Tropical Storm | -- |
| May 21 | 09:00 GMT | 9.35 | 139.72 | -- | -- | Tropical Storm | -- |
| May 21 | 06:00 GMT | 8.91 | 140.07 | -- | -- | Tropical Storm | -- |
| May 21 | 03:00 GMT | 8.5 | 140.41 | -- | -- | Tropical Storm | -- |
| May 21 | 00:00 GMT | 8.12 | 140.72 | -- | -- | Tropical Storm | -- |
| May 20 | 22:00 GMT | 7.9 | 140.9 | -- | -- | Tropical Storm | -- |
| May 20 | 21:00 GMT | 7.8 | 140.98 | -- | -- | Unknown | -- |
| May 20 | 18:00 GMT | 7.54 | 141.19 | -- | -- | Unknown | -- |
| May 20 | 15:00 GMT | 7.32 | 141.36 | -- | -- | Unknown | -- |
| May 20 | 12:00 GMT | 7.12 | 141.51 | -- | -- | Unknown | -- |
| May 20 | 10:00 GMT | 7 | 141.6 | -- | -- | Unknown | -- |
Learn more about Unnamed Hurricane and the 1930 Western Pacific hurricane season in our hurricane archive.
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