Storm Activity: Aug 4, 1947 - Aug 9, 1947
Aug 9 · 12:00 GMT 40 mph -- Tropical Storm
| Aug 9 | 12:00 GMT | 40 | 170 | 40 mph | -- | Tropical Storm | -- |
| Aug 9 | 12:00 GMT | 40 | 170 | 40 mph | -- | Tropical Cyclone | -- |
| Aug 9 | 09:00 GMT | 40.01 | 168.24 | 45 mph | -- | Tropical Storm | -- |
| Aug 9 | 09:00 GMT | 40.01 | 168.24 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 9 | 06:00 GMT | 40 | 166.5 | 45 mph | -- | Tropical Storm | -- |
| Aug 9 | 06:00 GMT | 40 | 166.5 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 9 | 03:00 GMT | 40 | 164.79 | 45 mph | -- | Tropical Storm | -- |
| Aug 9 | 03:00 GMT | 40 | 164.79 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 9 | 00:00 GMT | 40 | 163 | 45 mph | -- | Tropical Storm | -- |
| Aug 9 | 00:00 GMT | 40 | 163 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 21:00 GMT | 40.04 | 160.97 | 45 mph | -- | Tropical Storm | -- |
| Aug 8 | 21:00 GMT | 40.04 | 160.97 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 18:00 GMT | 40 | 159 | 45 mph | -- | Tropical Storm | -- |
| Aug 8 | 18:00 GMT | 40 | 159 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 15:00 GMT | 39.86 | 157.43 | 50 mph | -- | Tropical Storm | -- |
| Aug 8 | 15:00 GMT | 39.86 | 157.43 | 50 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 12:00 GMT | 39.5 | 156 | 50 mph | -- | Tropical Storm | -- |
| Aug 8 | 12:00 GMT | 39.5 | 156 | 50 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 09:00 GMT | 38.79 | 154.5 | 50 mph | -- | Tropical Storm | -- |
| Aug 8 | 09:00 GMT | 38.79 | 154.5 | 50 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 06:00 GMT | 38 | 153 | 45 mph | -- | Tropical Storm | -- |
| Aug 8 | 06:00 GMT | 38 | 153 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 03:00 GMT | 37.45 | 151.66 | 45 mph | -- | Tropical Storm | -- |
| Aug 8 | 03:00 GMT | 37.45 | 151.66 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 8 | 00:00 GMT | 37 | 150 | 45 mph | -- | Tropical Storm | -- |
| Aug 8 | 00:00 GMT | 37 | 150 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 21:00 GMT | 36.51 | 147.5 | 45 mph | -- | Tropical Storm | -- |
| Aug 7 | 21:00 GMT | 36.51 | 147.5 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 18:00 GMT | 36 | 145 | 45 mph | -- | Tropical Storm | -- |
| Aug 7 | 18:00 GMT | 36 | 145 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 15:00 GMT | 35.44 | 143.29 | 45 mph | -- | Tropical Storm | -- |
| Aug 7 | 15:00 GMT | 35.44 | 143.29 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 12:00 GMT | 35 | 142 | 45 mph | -- | Tropical Storm | -- |
| Aug 7 | 12:00 GMT | 35 | 142 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 09:00 GMT | 34.82 | 140.91 | 45 mph | -- | Tropical Storm | -- |
| Aug 7 | 09:00 GMT | 34.82 | 140.91 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 06:00 GMT | 34.7 | 139.9 | 45 mph | -- | Tropical Storm | -- |
| Aug 7 | 06:00 GMT | 34.7 | 139.9 | 45 mph | 986 mb | Unknown | -- |
| Aug 7 | 06:00 GMT | 34.7 | 139.9 | 45 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 03:00 GMT | 34.43 | 138.59 | 70 mph | -- | Tropical Storm | -- |
| Aug 7 | 03:00 GMT | 34.41 | 138.54 | 70 mph | 981 mb | Unknown | -- |
| Aug 7 | 03:00 GMT | 34.43 | 138.59 | 70 mph | -- | Tropical Cyclone | -- |
| Aug 7 | 00:00 GMT | 34 | 137.5 | 90 mph | -- | Typhoon | 1 |
| Aug 7 | 00:00 GMT | 34 | 137.5 | 90 mph | 976 mb | Unknown | 1 |
| Aug 7 | 00:00 GMT | 34 | 137.5 | 90 mph | -- | Tropical Cyclone | 1 |
| Aug 7 | 00:00 GMT | 34 | 137.5 | 90 mph | -- | Hurricane | 1 |
| Aug 6 | 21:00 GMT | 33.39 | 136.99 | 100 mph | -- | Typhoon | 2 |
| Aug 6 | 21:00 GMT | 33.39 | 136.99 | 100 mph | 967 mb | Unknown | 2 |
| Aug 6 | 21:00 GMT | 33.39 | 136.99 | 100 mph | -- | Tropical Cyclone | 2 |
| Aug 6 | 21:00 GMT | 33.26 | 137.3 | 100 mph | -- | Hurricane | 2 |
| Aug 6 | 18:00 GMT | 32.7 | 136.8 | 105 mph | -- | Typhoon | 2 |
| Aug 6 | 18:00 GMT | 32.7 | 136.8 | 105 mph | 958 mb | Unknown | 2 |
| Aug 6 | 18:00 GMT | 32.7 | 136.8 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 6 | 18:00 GMT | 32.55 | 137.1 | 105 mph | -- | Hurricane | 2 |
| Aug 6 | 15:00 GMT | 32.02 | 136.66 | 110 mph | -- | Typhoon | 2 |
| Aug 6 | 15:00 GMT | 32.02 | 136.66 | 110 mph | 954 mb | Unknown | 2 |
| Aug 6 | 15:00 GMT | 32.02 | 136.66 | 110 mph | -- | Tropical Cyclone | 2 |
| Aug 6 | 15:00 GMT | 31.92 | 136.87 | 110 mph | -- | Hurricane | 2 |
| Aug 6 | 12:00 GMT | 31.4 | 136.6 | 115 mph | -- | Typhoon | 3 |
| Aug 6 | 12:00 GMT | 31.4 | 136.6 | 115 mph | 950 mb | Unknown | 3 |
| Aug 6 | 12:00 GMT | 31.4 | 136.6 | 115 mph | -- | Tropical Cyclone | 3 |
| Aug 6 | 12:00 GMT | 31.4 | 136.6 | 115 mph | -- | Hurricane | 3 |
| Aug 6 | 09:00 GMT | 30.87 | 136.57 | 115 mph | -- | Typhoon | 3 |
| Aug 6 | 09:00 GMT | 30.87 | 136.57 | 115 mph | 955 mb | Unknown | 3 |
| Aug 6 | 09:00 GMT | 30.87 | 136.57 | 115 mph | -- | Tropical Cyclone | 3 |
| Aug 6 | 09:00 GMT | 31.01 | 136.29 | 110 mph | -- | Hurricane | 2 |
| Aug 6 | 06:00 GMT | 30.5 | 136.4 | 115 mph | -- | Typhoon | 3 |
| Aug 6 | 06:00 GMT | 30.5 | 136.4 | 115 mph | 960 mb | Unknown | 3 |
| Aug 6 | 06:00 GMT | 30.5 | 136.4 | 115 mph | -- | Tropical Cyclone | 3 |
| Aug 6 | 06:00 GMT | 30.72 | 135.95 | 105 mph | -- | Hurricane | 2 |
| Aug 6 | 03:00 GMT | 30.33 | 135.9 | 105 mph | -- | Typhoon | 2 |
| Aug 6 | 03:00 GMT | 30.33 | 135.9 | 105 mph | 963 mb | Unknown | 2 |
| Aug 6 | 03:00 GMT | 30.33 | 135.9 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 6 | 03:00 GMT | 30.47 | 135.61 | 100 mph | -- | Hurricane | 2 |
| Aug 6 | 00:00 GMT | 30.2 | 135.3 | 90 mph | -- | Typhoon | 1 |
| Aug 6 | 00:00 GMT | 30.2 | 135.3 | 90 mph | 966 mb | Unknown | 1 |
| Aug 6 | 00:00 GMT | 30.2 | 135.3 | 90 mph | -- | Tropical Cyclone | 1 |
| Aug 6 | 00:00 GMT | 30.2 | 135.3 | 90 mph | -- | Hurricane | 1 |
| Aug 5 | 21:00 GMT | 29.95 | 134.83 | 100 mph | -- | Typhoon | 2 |
| Aug 5 | 21:00 GMT | 29.95 | 134.83 | 100 mph | 964 mb | Unknown | 2 |
| Aug 5 | 21:00 GMT | 29.95 | 134.83 | 100 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 21:00 GMT | 29.97 | 134.94 | 95 mph | -- | Hurricane | 1 |
| Aug 5 | 18:00 GMT | 29.6 | 134.5 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 18:00 GMT | 29.6 | 134.5 | 105 mph | 963 mb | Unknown | 2 |
| Aug 5 | 18:00 GMT | 29.6 | 134.5 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 18:00 GMT | 29.7 | 134.63 | 100 mph | -- | Hurricane | 2 |
| Aug 5 | 15:00 GMT | 29.26 | 134.34 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 15:00 GMT | 29.26 | 134.34 | 105 mph | 965 mb | Unknown | 2 |
| Aug 5 | 15:00 GMT | 29.26 | 134.34 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 15:00 GMT | 29.31 | 134.42 | 100 mph | -- | Hurricane | 2 |
| Aug 5 | 12:00 GMT | 28.7 | 134.4 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 12:00 GMT | 28.7 | 134.4 | 105 mph | 967 mb | Unknown | 2 |
| Aug 5 | 12:00 GMT | 28.7 | 134.4 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 12:00 GMT | 28.7 | 134.4 | 105 mph | -- | Hurricane | 2 |
| Aug 5 | 09:00 GMT | 27.77 | 134.62 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 09:00 GMT | 27.77 | 134.62 | 105 mph | 969 mb | Unknown | 2 |
| Aug 5 | 09:00 GMT | 27.77 | 134.62 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 09:00 GMT | 27.75 | 134.68 | 105 mph | -- | Hurricane | 2 |
| Aug 5 | 06:00 GMT | 26.6 | 135 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 06:00 GMT | 26.6 | 135 | 105 mph | 971 mb | Unknown | 2 |
| Aug 5 | 06:00 GMT | 26.6 | 135 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 06:00 GMT | 26.6 | 135.12 | 105 mph | -- | Hurricane | 2 |
| Aug 5 | 03:00 GMT | 25.35 | 135.53 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 03:00 GMT | 25.35 | 135.53 | 105 mph | 972 mb | Unknown | 2 |
| Aug 5 | 03:00 GMT | 25.35 | 135.53 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 03:00 GMT | 25.34 | 135.6 | 105 mph | -- | Hurricane | 2 |
| Aug 5 | 00:00 GMT | 24.1 | 136 | 105 mph | -- | Typhoon | 2 |
| Aug 5 | 00:00 GMT | 24.1 | 136 | 105 mph | 974 mb | Unknown | 2 |
| Aug 5 | 00:00 GMT | 24.1 | 136 | 105 mph | -- | Tropical Cyclone | 2 |
| Aug 5 | 00:00 GMT | 24.1 | 136 | 105 mph | -- | Hurricane | 2 |
| Aug 4 | 21:00 GMT | 23.01 | 136.17 | 100 mph | -- | Typhoon | 2 |
| Aug 4 | 21:00 GMT | 23.01 | 136.17 | 100 mph | 975 mb | Unknown | 2 |
| Aug 4 | 21:00 GMT | 23.01 | 136.17 | 100 mph | -- | Tropical Cyclone | 2 |
| Aug 4 | 21:00 GMT | 22.96 | 136.24 | 100 mph | -- | Hurricane | 2 |
| Aug 4 | 18:00 GMT | 22 | 136.2 | 90 mph | -- | Typhoon | 1 |
| Aug 4 | 18:00 GMT | 22 | 136.2 | 90 mph | 976 mb | Unknown | 1 |
| Aug 4 | 18:00 GMT | 22 | 136.2 | 90 mph | -- | Tropical Cyclone | 1 |
| Aug 4 | 18:00 GMT | 21.92 | 136.33 | 100 mph | -- | Hurricane | 2 |
| Aug 4 | 15:00 GMT | 21 | 136.24 | 90 mph | -- | Typhoon | 1 |
| Aug 4 | 15:00 GMT | 21 | 136.24 | 90 mph | 977 mb | Unknown | 1 |
| Aug 4 | 15:00 GMT | 21 | 136.24 | 90 mph | -- | Tropical Cyclone | 1 |
| Aug 4 | 15:00 GMT | 20.95 | 136.34 | 95 mph | -- | Hurricane | 1 |
| Aug 4 | 12:00 GMT | 20 | 136.3 | 90 mph | -- | Typhoon | 1 |
| Aug 4 | 12:00 GMT | 20 | 136.3 | 90 mph | 978 mb | Unknown | 1 |
| Aug 4 | 12:00 GMT | 20 | 136.3 | 90 mph | -- | Tropical Cyclone | 1 |
| Aug 4 | 12:00 GMT | 20 | 136.3 | 90 mph | -- | Hurricane | 1 |
Learn more about Tropical Cyclone Gwen and the 1947 Western Pacific hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones