Storm Activity: Aug 20, 1987 - Sep 3, 1987
Sep 3 · 18:00 GMT -- 1,004 mb Extratropical
| Sep 3 | 18:00 GMT | 49 | 180 | -- | 1,004 mb | Extratropical | -- |
| Sep 3 | 15:00 GMT | 49.22 | 177.91 | -- | 1,002 mb | Extratropical | -- |
| Sep 3 | 12:00 GMT | 49.4 | 176 | -- | 1,000 mb | Extratropical | -- |
| Sep 3 | 09:00 GMT | 49.55 | 174.42 | -- | 998 mb | Extratropical | -- |
| Sep 3 | 06:00 GMT | 49.7 | 173 | -- | 996 mb | Extratropical | -- |
| Sep 3 | 03:00 GMT | 49.83 | 171.54 | -- | 994 mb | Extratropical | -- |
| Sep 3 | 00:00 GMT | 50 | 170 | -- | 992 mb | Extratropical | -- |
| Sep 2 | 21:00 GMT | 50.23 | 168.29 | -- | 990 mb | Extratropical | -- |
| Sep 2 | 18:00 GMT | 50.5 | 166.5 | -- | 988 mb | Extratropical | -- |
| Sep 2 | 15:00 GMT | 50.82 | 164.76 | -- | 986 mb | Extratropical | -- |
| Sep 2 | 12:00 GMT | 51 | 163 | -- | 984 mb | Extratropical | -- |
| Sep 2 | 09:00 GMT | 50.86 | 161.25 | -- | 982 mb | Extratropical | -- |
| Sep 2 | 06:00 GMT | 50.5 | 159.5 | -- | 980 mb | Extratropical | -- |
| Sep 2 | 03:00 GMT | 50.03 | 157.79 | -- | 980 mb | Extratropical | -- |
| Sep 2 | 00:00 GMT | 49.5 | 156 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 21:00 GMT | 49 | 154 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 18:00 GMT | 48.5 | 152 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 15:00 GMT | 48 | 150.22 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 12:00 GMT | 47.5 | 148.5 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 09:00 GMT | 47.04 | 146.74 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 06:00 GMT | 46.5 | 145 | -- | 980 mb | Extratropical | -- |
| Sep 1 | 03:00 GMT | 45.81 | 143.32 | -- | 979 mb | Extratropical | -- |
| Sep 1 | 00:00 GMT | 45 | 141.7 | -- | 978 mb | Extratropical | -- |
| Aug 31 | 21:00 GMT | 44.11 | 140.15 | -- | 977 mb | Extratropical | -- |
| Aug 31 | 18:00 GMT | 43.2 | 138.7 | -- | 976 mb | Extratropical | -- |
| Aug 31 | 15:00 GMT | 42.36 | 137.39 | -- | 973 mb | Extratropical | -- |
| Aug 31 | 12:00 GMT | 41.5 | 136.1 | -- | 970 mb | Extratropical | -- |
| Aug 31 | 09:00 GMT | 40.55 | 134.64 | -- | 965 mb | Typhoon | -- |
| Aug 31 | 06:00 GMT | 39.5 | 133.3 | 85 mph | 960 mb | Typhoon | 1 |
| Aug 31 | 03:00 GMT | 38.36 | 132.4 | 85 mph | 957 mb | Typhoon | 1 |
| Aug 31 | 00:00 GMT | 37.1 | 131.5 | 85 mph | 955 mb | Typhoon | 1 |
| Aug 30 | 21:00 GMT | 35.66 | 130.17 | 90 mph | 950 mb | Typhoon | 1 |
| Aug 30 | 18:00 GMT | 34.2 | 128.9 | 100 mph | 945 mb | Typhoon | 2 |
| Aug 30 | 15:00 GMT | 32.87 | 128.02 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 30 | 12:00 GMT | 31.7 | 127.4 | 100 mph | 935 mb | Typhoon | 2 |
| Aug 30 | 09:00 GMT | 30.7 | 126.93 | 100 mph | 935 mb | Typhoon | 2 |
| Aug 30 | 06:00 GMT | 29.8 | 126.6 | 100 mph | 935 mb | Typhoon | 2 |
| Aug 30 | 03:00 GMT | 28.88 | 126.29 | 100 mph | 935 mb | Typhoon | 2 |
| Aug 30 | 00:00 GMT | 28 | 126.1 | 100 mph | 935 mb | Typhoon | 2 |
| Aug 29 | 21:00 GMT | 27.18 | 126.06 | 100 mph | 937 mb | Typhoon | 2 |
| Aug 29 | 18:00 GMT | 26.4 | 126.1 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 29 | 15:00 GMT | 25.61 | 126.09 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 29 | 12:00 GMT | 24.9 | 126.1 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 29 | 09:00 GMT | 24.36 | 126.14 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 29 | 06:00 GMT | 23.9 | 126.2 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 29 | 03:00 GMT | 23.44 | 126.29 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 29 | 00:00 GMT | 23 | 126.4 | 100 mph | 940 mb | Typhoon | 2 |
| Aug 28 | 21:00 GMT | 22.59 | 126.49 | 100 mph | 937 mb | Typhoon | 2 |
| Aug 28 | 18:00 GMT | 22.2 | 126.6 | 105 mph | 935 mb | Typhoon | 2 |
| Aug 28 | 15:00 GMT | 21.81 | 126.8 | 105 mph | 935 mb | Typhoon | 2 |
| Aug 28 | 12:00 GMT | 21.5 | 127 | 105 mph | 935 mb | Typhoon | 2 |
| Aug 28 | 09:00 GMT | 21.31 | 127.1 | 105 mph | 932 mb | Typhoon | 2 |
| Aug 28 | 06:00 GMT | 21.2 | 127.2 | 105 mph | 930 mb | Typhoon | 2 |
| Aug 28 | 03:00 GMT | 21.11 | 127.38 | 105 mph | 930 mb | Typhoon | 2 |
| Aug 28 | 00:00 GMT | 21 | 127.6 | 105 mph | 930 mb | Typhoon | 2 |
| Aug 27 | 21:00 GMT | 20.8 | 127.85 | 105 mph | 927 mb | Typhoon | 2 |
| Aug 27 | 18:00 GMT | 20.6 | 128.1 | 105 mph | 925 mb | Typhoon | 2 |
| Aug 27 | 15:00 GMT | 20.48 | 128.32 | 110 mph | 922 mb | Typhoon | 2 |
| Aug 27 | 12:00 GMT | 20.4 | 128.5 | 115 mph | 920 mb | Typhoon | 3 |
| Aug 27 | 09:00 GMT | 20.36 | 128.65 | 115 mph | 917 mb | Typhoon | 3 |
| Aug 27 | 06:00 GMT | 20.3 | 128.8 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 27 | 03:00 GMT | 20.17 | 128.99 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 27 | 00:00 GMT | 20 | 129.2 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 26 | 21:00 GMT | 19.81 | 129.42 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 26 | 18:00 GMT | 19.6 | 129.6 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 26 | 15:00 GMT | 19.42 | 129.71 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 26 | 12:00 GMT | 19.2 | 129.8 | 115 mph | 915 mb | Typhoon | 3 |
| Aug 26 | 09:00 GMT | 18.87 | 129.95 | 115 mph | 917 mb | Typhoon | 3 |
| Aug 26 | 06:00 GMT | 18.5 | 130.1 | 115 mph | 920 mb | Typhoon | 3 |
| Aug 26 | 03:00 GMT | 18.14 | 130.2 | 115 mph | 920 mb | Typhoon | 3 |
| Aug 26 | 00:00 GMT | 17.8 | 130.3 | 115 mph | 920 mb | Typhoon | 3 |
| Aug 25 | 21:00 GMT | 17.53 | 130.41 | 110 mph | 925 mb | Typhoon | 3 |
| Aug 25 | 18:00 GMT | 17.3 | 130.6 | 110 mph | 930 mb | Typhoon | 2 |
| Aug 25 | 15:00 GMT | 17.07 | 130.92 | 105 mph | 935 mb | Typhoon | 2 |
| Aug 25 | 12:00 GMT | 16.8 | 131.3 | 105 mph | 940 mb | Typhoon | 2 |
| Aug 25 | 09:00 GMT | 16.42 | 131.64 | 100 mph | 945 mb | Typhoon | 2 |
| Aug 25 | 06:00 GMT | 16 | 132 | 90 mph | 950 mb | Typhoon | 1 |
| Aug 25 | 03:00 GMT | 15.59 | 132.44 | 90 mph | 955 mb | Typhoon | 1 |
| Aug 25 | 00:00 GMT | 15.2 | 132.9 | 85 mph | 960 mb | Typhoon | 1 |
| Aug 24 | 21:00 GMT | 14.88 | 133.28 | 85 mph | 962 mb | Typhoon | 1 |
| Aug 24 | 18:00 GMT | 14.6 | 133.7 | 85 mph | 965 mb | Typhoon | 1 |
| Aug 24 | 15:00 GMT | 14.3 | 134.27 | 80 mph | 967 mb | Typhoon | 1 |
| Aug 24 | 12:00 GMT | 14 | 134.9 | 75 mph | 970 mb | Typhoon | 1 |
| Aug 24 | 09:00 GMT | 13.69 | 135.5 | 75 mph | 970 mb | Typhoon | 1 |
| Aug 24 | 06:00 GMT | 13.4 | 136.1 | 75 mph | 970 mb | Typhoon | 1 |
| Aug 24 | 03:00 GMT | 13.13 | 136.71 | 70 mph | 972 mb | Severe Tropical Storm | -- |
| Aug 24 | 00:00 GMT | 12.9 | 137.3 | 70 mph | 975 mb | Severe Tropical Storm | -- |
| Aug 23 | 21:00 GMT | 12.74 | 137.87 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Aug 23 | 18:00 GMT | 12.6 | 138.4 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Aug 23 | 15:00 GMT | 12.41 | 138.91 | 60 mph | 977 mb | Severe Tropical Storm | -- |
| Aug 23 | 12:00 GMT | 12.2 | 139.4 | 60 mph | 980 mb | Severe Tropical Storm | -- |
| Aug 23 | 09:00 GMT | 12 | 139.91 | 55 mph | 982 mb | Tropical Storm | -- |
| Aug 23 | 06:00 GMT | 11.8 | 140.4 | 50 mph | 985 mb | Tropical Storm | -- |
| Aug 23 | 03:00 GMT | 11.58 | 140.84 | 50 mph | 987 mb | Tropical Storm | -- |
| Aug 23 | 00:00 GMT | 11.4 | 141.3 | 50 mph | 990 mb | Tropical Storm | -- |
| Aug 22 | 21:00 GMT | 11.28 | 141.84 | 50 mph | 992 mb | Tropical Storm | -- |
| Aug 22 | 18:00 GMT | 11.2 | 142.4 | 45 mph | 994 mb | Tropical Storm | -- |
| Aug 22 | 15:00 GMT | 11.14 | 142.9 | 45 mph | 994 mb | Tropical Storm | -- |
| Aug 22 | 12:00 GMT | 11.1 | 143.4 | 45 mph | 994 mb | Tropical Storm | -- |
| Aug 22 | 09:00 GMT | 11.04 | 143.94 | 45 mph | 995 mb | Tropical Storm | -- |
| Aug 22 | 06:00 GMT | 11 | 144.5 | 45 mph | 996 mb | Tropical Storm | -- |
| Aug 22 | 03:00 GMT | 10.99 | 145.09 | 45 mph | 997 mb | Tropical Storm | -- |
| Aug 22 | 00:00 GMT | 11 | 145.7 | 45 mph | 998 mb | Tropical Storm | -- |
| Aug 21 | 21:00 GMT | 10.98 | 146.34 | -- | 1,000 mb | Tropical Depression | -- |
| Aug 21 | 18:00 GMT | 11 | 147 | -- | 1,002 mb | Tropical Depression | -- |
| Aug 21 | 15:00 GMT | 11.09 | 147.67 | -- | 1,003 mb | Tropical Depression | -- |
| Aug 21 | 12:00 GMT | 11.2 | 148.3 | -- | 1,004 mb | Tropical Depression | -- |
| Aug 21 | 09:00 GMT | 11.29 | 148.85 | -- | 1,005 mb | Tropical Depression | -- |
| Aug 21 | 06:00 GMT | 11.4 | 149.4 | -- | 1,006 mb | Tropical Depression | -- |
| Aug 21 | 03:00 GMT | 11.54 | 150.04 | -- | 1,006 mb | Tropical Depression | -- |
| Aug 21 | 00:00 GMT | 11.7 | 150.7 | -- | 1,006 mb | Tropical Depression | -- |
| Aug 20 | 21:00 GMT | 11.85 | 151.36 | -- | 1,006 mb | Tropical Depression | -- |
| Aug 20 | 18:00 GMT | 12 | 152 | -- | 1,006 mb | Tropical Depression | -- |
Learn more about Typhoon Dinah and the 1987 Western Pacific hurricane season in our hurricane archive.
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