Storm Activity: Sep 10, 1955 - Sep 27, 1955
Sep 27 · 00:00 GMT 35 mph -- Extratropical
| Sep 27 | 00:00 GMT | 73 | -15 | 35 mph | -- | Extratropical | -- |
| Sep 26 | 21:00 GMT | 72.91 | -14.57 | 35 mph | -- | Extratropical | -- |
| Sep 26 | 18:00 GMT | 72.8 | -14 | 35 mph | -- | Extratropical | -- |
| Sep 26 | 15:00 GMT | 72.66 | -13.15 | 35 mph | -- | Extratropical | -- |
| Sep 26 | 12:00 GMT | 72.5 | -12 | 40 mph | -- | Extratropical | -- |
| Sep 26 | 09:00 GMT | 72.32 | -10.5 | 40 mph | -- | Extratropical | -- |
| Sep 26 | 06:00 GMT | 72.1 | -9 | 40 mph | -- | Extratropical | -- |
| Sep 26 | 03:00 GMT | 71.87 | -7.77 | 40 mph | -- | Extratropical | -- |
| Sep 26 | 00:00 GMT | 71.6 | -7 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 21:00 GMT | 71.28 | -6.78 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 18:00 GMT | 70.9 | -7 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 15:00 GMT | 70.47 | -7.39 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 12:00 GMT | 70 | -8 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 09:00 GMT | 69.54 | -8.67 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 06:00 GMT | 69 | -9.5 | 40 mph | -- | Extratropical | -- |
| Sep 25 | 03:00 GMT | 68.36 | -10.41 | 45 mph | -- | Extratropical | -- |
| Sep 25 | 00:00 GMT | 67.5 | -11.5 | 45 mph | -- | Extratropical | -- |
| Sep 24 | 21:00 GMT | 66.33 | -12.8 | 45 mph | -- | Extratropical | -- |
| Sep 24 | 18:00 GMT | 65 | -14 | 45 mph | -- | Extratropical | -- |
| Sep 24 | 15:00 GMT | 63.73 | -14.39 | 50 mph | -- | Extratropical | -- |
| Sep 24 | 12:00 GMT | 62.5 | -15.5 | 50 mph | -- | Extratropical | -- |
| Sep 24 | 09:00 GMT | 61.28 | -18.32 | 50 mph | -- | Extratropical | -- |
| Sep 24 | 06:00 GMT | 60 | -22 | 50 mph | -- | Extratropical | -- |
| Sep 24 | 03:00 GMT | 58.61 | -25.71 | 50 mph | -- | Extratropical | -- |
| Sep 24 | 00:00 GMT | 57.2 | -29.3 | 50 mph | -- | Extratropical | -- |
| Sep 23 | 21:00 GMT | 55.79 | -32.26 | 50 mph | -- | Extratropical | -- |
| Sep 23 | 18:00 GMT | 54.6 | -35 | 50 mph | -- | Extratropical | -- |
| Sep 23 | 15:00 GMT | 53.65 | -37.99 | 55 mph | -- | Extratropical | -- |
| Sep 23 | 12:00 GMT | 53.1 | -40.6 | 60 mph | -- | Extratropical | -- |
| Sep 23 | 09:00 GMT | 53.07 | -42.32 | 60 mph | -- | Extratropical | -- |
| Sep 23 | 06:00 GMT | 53.3 | -43.7 | 65 mph | -- | Extratropical | -- |
| Sep 23 | 03:00 GMT | 53.43 | -45.16 | 65 mph | -- | Extratropical | -- |
| Sep 23 | 00:00 GMT | 53.4 | -46.8 | 70 mph | -- | Extratropical | -- |
| Sep 22 | 21:00 GMT | 53.07 | -48.93 | 70 mph | -- | Extratropical | -- |
| Sep 22 | 18:00 GMT | 52.5 | -51 | 75 mph | -- | Extratropical | 1 |
| Sep 22 | 15:00 GMT | 51.7 | -52.67 | 75 mph | -- | Extratropical | 1 |
| Sep 22 | 12:00 GMT | 51 | -53.8 | 75 mph | -- | Extratropical | 1 |
| Sep 22 | 09:00 GMT | 50.76 | -54.35 | 75 mph | -- | Extratropical | 1 |
| Sep 22 | 06:00 GMT | 50.7 | -54.5 | 80 mph | -- | Extratropical | 1 |
| Sep 22 | 03:00 GMT | 50.61 | -54.51 | 80 mph | -- | Extratropical | 1 |
| Sep 22 | 00:00 GMT | 50.3 | -54.5 | 80 mph | -- | Extratropical | 1 |
| Sep 21 | 21:00 GMT | 49.62 | -54.39 | 85 mph | -- | Extratropical | 1 |
| Sep 21 | 18:00 GMT | 48.5 | -55 | 85 mph | -- | Extratropical | 1 |
| Sep 21 | 15:00 GMT | 46.88 | -56.91 | 85 mph | -- | Extratropical | 1 |
| Sep 21 | 12:00 GMT | 45 | -59.4 | 85 mph | -- | Extratropical | 1 |
| Sep 21 | 09:00 GMT | 43.15 | -61.71 | 90 mph | -- | Extratropical | 1 |
| Sep 21 | 06:00 GMT | 41.5 | -64 | 90 mph | -- | Extratropical | 1 |
| Sep 21 | 03:00 GMT | 40.23 | -66.21 | 90 mph | -- | Hurricane | 1 |
| Sep 21 | 00:00 GMT | 39.3 | -68.3 | 90 mph | 976 mb | Hurricane | 1 |
| Sep 20 | 21:00 GMT | 38.55 | -70.3 | 90 mph | 979 mb | Hurricane | 1 |
| Sep 20 | 18:00 GMT | 38 | -72 | 85 mph | 982 mb | Hurricane | 1 |
| Sep 20 | 15:00 GMT | 37.49 | -73.26 | 85 mph | 980 mb | Hurricane | 1 |
| Sep 20 | 12:00 GMT | 37.1 | -74.2 | 80 mph | 979 mb | Hurricane | 1 |
| Sep 20 | 09:00 GMT | 36.83 | -75.06 | 75 mph | 977 mb | Hurricane | 1 |
| Sep 20 | 06:00 GMT | 36.6 | -75.7 | 75 mph | 976 mb | Hurricane | 1 |
| Sep 20 | 03:00 GMT | 36.31 | -76.14 | 75 mph | -- | Hurricane | 1 |
| Sep 20 | 00:00 GMT | 36 | -76.4 | 75 mph | -- | Hurricane | 1 |
| Sep 19 | 21:00 GMT | 35.64 | -76.6 | 80 mph | -- | Hurricane | 1 |
| Sep 19 | 18:00 GMT | 35.3 | -76.7 | 85 mph | -- | Hurricane | 1 |
| Sep 19 | 15:00 GMT | 35.05 | -76.72 | 95 mph | -- | Hurricane | 1 |
| Sep 19 | 12:00 GMT | 34.8 | -76.7 | 105 mph | 955 mb | Hurricane | 2 |
| Sep 19 | 11:00 GMT | 34.7 | -76.7 | 105 mph | 955 mb | Hurricane | 2 |
| Sep 19 | 09:00 GMT | 34.4 | -76.65 | 105 mph | -- | Hurricane | 2 |
| Sep 19 | 06:00 GMT | 33.8 | -76.5 | 110 mph | -- | Hurricane | 2 |
| Sep 19 | 03:00 GMT | 33.22 | -76.31 | 110 mph | -- | Hurricane | 3 |
| Sep 19 | 00:00 GMT | 32.6 | -76.1 | 115 mph | -- | Hurricane | 3 |
| Sep 18 | 21:00 GMT | 31.91 | -75.96 | 115 mph | -- | Hurricane | 3 |
| Sep 18 | 18:00 GMT | 31.2 | -75.8 | 120 mph | -- | Hurricane | 3 |
| Sep 18 | 15:00 GMT | 30.47 | -75.57 | 125 mph | -- | Hurricane | 3 |
| Sep 18 | 12:00 GMT | 29.8 | -75.3 | 125 mph | 943 mb | Hurricane | 3 |
| Sep 18 | 09:00 GMT | 29.26 | -75.02 | 130 mph | -- | Hurricane | 3 |
| Sep 18 | 06:00 GMT | 28.8 | -74.7 | 130 mph | -- | Hurricane | 4 |
| Sep 18 | 03:00 GMT | 28.34 | -74.37 | 135 mph | -- | Hurricane | 4 |
| Sep 18 | 00:00 GMT | 27.9 | -74 | 140 mph | -- | Hurricane | 4 |
| Sep 17 | 21:00 GMT | 27.44 | -73.6 | 140 mph | -- | Hurricane | 4 |
| Sep 17 | 18:00 GMT | 27 | -73.2 | 140 mph | 938 mb | Hurricane | 4 |
| Sep 17 | 15:00 GMT | 26.63 | -72.84 | 130 mph | 944 mb | Hurricane | 3 |
| Sep 17 | 12:00 GMT | 26.3 | -72.5 | 120 mph | 950 mb | Hurricane | 3 |
| Sep 17 | 09:00 GMT | 25.99 | -72.21 | 110 mph | 960 mb | Hurricane | 3 |
| Sep 17 | 06:00 GMT | 25.7 | -71.9 | 105 mph | 971 mb | Hurricane | 2 |
| Sep 17 | 03:00 GMT | 25.39 | -71.52 | 100 mph | -- | Hurricane | 2 |
| Sep 17 | 00:00 GMT | 25.1 | -71.1 | 100 mph | -- | Hurricane | 2 |
| Sep 16 | 21:00 GMT | 24.84 | -70.66 | 95 mph | -- | Hurricane | 1 |
| Sep 16 | 18:00 GMT | 24.6 | -70.2 | 90 mph | -- | Hurricane | 1 |
| Sep 16 | 15:00 GMT | 24.34 | -69.76 | 90 mph | -- | Hurricane | 1 |
| Sep 16 | 12:00 GMT | 24.1 | -69.3 | 85 mph | 985 mb | Hurricane | 1 |
| Sep 16 | 09:00 GMT | 23.89 | -68.83 | 85 mph | -- | Hurricane | 1 |
| Sep 16 | 06:00 GMT | 23.7 | -68.3 | 85 mph | -- | Hurricane | 1 |
| Sep 16 | 03:00 GMT | 23.51 | -67.68 | 85 mph | -- | Hurricane | 1 |
| Sep 16 | 00:00 GMT | 23.3 | -67 | 85 mph | -- | Hurricane | 1 |
| Sep 15 | 21:00 GMT | 23.09 | -66.29 | 85 mph | -- | Hurricane | 1 |
| Sep 15 | 18:00 GMT | 22.8 | -65.6 | 80 mph | -- | Hurricane | 1 |
| Sep 15 | 15:00 GMT | 22.41 | -64.98 | 80 mph | -- | Hurricane | 1 |
| Sep 15 | 12:00 GMT | 21.9 | -64.4 | 80 mph | 990 mb | Hurricane | 1 |
| Sep 15 | 09:00 GMT | 21.28 | -63.84 | 75 mph | -- | Hurricane | 1 |
| Sep 15 | 06:00 GMT | 20.6 | -63.3 | 75 mph | -- | Hurricane | 1 |
| Sep 15 | 03:00 GMT | 19.91 | -62.79 | 70 mph | -- | Tropical Storm | -- |
| Sep 15 | 00:00 GMT | 19.3 | -62.3 | 65 mph | -- | Tropical Storm | -- |
| Sep 14 | 21:00 GMT | 18.85 | -61.84 | 60 mph | -- | Tropical Storm | -- |
| Sep 14 | 18:00 GMT | 18.5 | -61.4 | 60 mph | 1,000 mb | Tropical Storm | -- |
| Sep 14 | 15:00 GMT | 18.19 | -60.97 | 60 mph | 1,000 mb | Tropical Storm | -- |
| Sep 14 | 12:00 GMT | 17.9 | -60.6 | 60 mph | 1,001 mb | Tropical Storm | -- |
| Sep 14 | 09:00 GMT | 17.6 | -60.32 | 55 mph | -- | Tropical Storm | -- |
| Sep 14 | 06:00 GMT | 17.3 | -60.1 | 50 mph | -- | Tropical Storm | -- |
| Sep 14 | 03:00 GMT | 17 | -59.89 | 50 mph | -- | Tropical Storm | -- |
| Sep 14 | 00:00 GMT | 16.7 | -59.7 | 50 mph | -- | Tropical Storm | -- |
| Sep 13 | 21:00 GMT | 16.4 | -59.51 | 50 mph | -- | Tropical Storm | -- |
| Sep 13 | 18:00 GMT | 16.1 | -59.3 | 45 mph | -- | Tropical Storm | -- |
| Sep 13 | 15:00 GMT | 15.8 | -59.08 | 45 mph | -- | Tropical Storm | -- |
| Sep 13 | 12:00 GMT | 15.5 | -58.8 | 40 mph | -- | Tropical Storm | -- |
| Sep 13 | 09:00 GMT | 15.19 | -58.45 | 40 mph | -- | Tropical Storm | -- |
| Sep 13 | 06:00 GMT | 14.9 | -58 | 40 mph | -- | Tropical Storm | -- |
| Sep 13 | 03:00 GMT | 14.64 | -57.47 | 40 mph | -- | Tropical Storm | -- |
| Sep 13 | 00:00 GMT | 14.4 | -56.9 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 21:00 GMT | 14.16 | -56.36 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 18:00 GMT | 14 | -55.8 | 40 mph | 1,007 mb | Tropical Storm | -- |
| Sep 12 | 15:00 GMT | 13.95 | -55.21 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 12:00 GMT | 14 | -54.6 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 09:00 GMT | 14.13 | -54.01 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 06:00 GMT | 14.3 | -53.4 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 03:00 GMT | 14.45 | -52.76 | 40 mph | -- | Tropical Storm | -- |
| Sep 12 | 00:00 GMT | 14.6 | -52.1 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 21:00 GMT | 14.75 | -51.46 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 18:00 GMT | 14.9 | -50.8 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 15:00 GMT | 15.08 | -50.07 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 12:00 GMT | 15.2 | -49.3 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 09:00 GMT | 15.19 | -48.56 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 06:00 GMT | 15.1 | -47.8 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 03:00 GMT | 14.97 | -47.01 | 40 mph | -- | Tropical Storm | -- |
| Sep 11 | 00:00 GMT | 14.8 | -46.2 | 40 mph | -- | Tropical Storm | -- |
| Sep 10 | 21:00 GMT | 14.61 | -45.4 | 40 mph | -- | Tropical Storm | -- |
| Sep 10 | 18:00 GMT | 14.4 | -44.6 | 40 mph | -- | Tropical Storm | -- |
| Sep 10 | 15:00 GMT | 14.2 | -43.8 | 40 mph | -- | Tropical Storm | -- |
| Sep 10 | 12:00 GMT | 14 | -43 | 40 mph | -- | Tropical Storm | -- |
| Sep 10 | 09:00 GMT | 13.8 | -42.2 | 35 mph | -- | Tropical Depression | -- |
| Sep 10 | 06:00 GMT | 13.6 | -41.4 | 30 mph | -- | Tropical Depression | -- |
Learn more about Hurricane Ione and the 1955 Atlantic hurricane season in our hurricane archive.
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