Storm Activity: Oct 3, 1977 - Oct 11, 1977
Oct 11 · 12:00 GMT -- 988 mb Extratropical
| Oct 11 | 12:00 GMT | 43 | 180 | -- | 988 mb | Extratropical | -- |
| Oct 11 | 09:00 GMT | 43 | 178.5 | -- | 988 mb | Extratropical | -- |
| Oct 11 | 06:00 GMT | 43 | 177 | -- | 988 mb | Extratropical | -- |
| Oct 11 | 03:00 GMT | 43.01 | 175.49 | -- | 988 mb | Extratropical | -- |
| Oct 11 | 00:00 GMT | 43 | 174 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 21:00 GMT | 42.98 | 172.54 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 18:00 GMT | 42.9 | 171.1 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 15:00 GMT | 42.73 | 169.69 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 12:00 GMT | 42.5 | 168.3 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 09:00 GMT | 42.29 | 166.96 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 06:00 GMT | 42 | 165.5 | -- | 988 mb | Extratropical | -- |
| Oct 10 | 03:00 GMT | 41.58 | 163.75 | -- | 986 mb | Extratropical | -- |
| Oct 10 | 00:00 GMT | 41 | 161.9 | -- | 985 mb | Extratropical | -- |
| Oct 9 | 21:00 GMT | 40.29 | 160.15 | -- | 982 mb | Tropical Storm | -- |
| Oct 9 | 18:00 GMT | 39.5 | 158.5 | 50 mph | 980 mb | Tropical Storm | -- |
| Oct 9 | 15:00 GMT | 38.73 | 156.98 | 60 mph | 977 mb | Severe Tropical Storm | -- |
| Oct 9 | 12:00 GMT | 38 | 155.6 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 9 | 09:00 GMT | 37.36 | 154.3 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 9 | 06:00 GMT | 36.8 | 153.2 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 9 | 03:00 GMT | 36.3 | 152.36 | 65 mph | 972 mb | Severe Tropical Storm | -- |
| Oct 9 | 00:00 GMT | 35.8 | 151.7 | 70 mph | 970 mb | Severe Tropical Storm | -- |
| Oct 8 | 21:00 GMT | 35.21 | 151.07 | 70 mph | 970 mb | Severe Tropical Storm | -- |
| Oct 8 | 18:00 GMT | 34.6 | 150.5 | 70 mph | 970 mb | Severe Tropical Storm | -- |
| Oct 8 | 15:00 GMT | 34.01 | 149.95 | 70 mph | 967 mb | Typhoon | -- |
| Oct 8 | 12:00 GMT | 33.4 | 149.4 | 75 mph | 965 mb | Typhoon | 1 |
| Oct 8 | 09:00 GMT | 32.76 | 148.77 | 75 mph | 965 mb | Typhoon | 1 |
| Oct 8 | 06:00 GMT | 32.1 | 148.2 | 75 mph | 965 mb | Typhoon | 1 |
| Oct 8 | 03:00 GMT | 31.45 | 147.8 | 70 mph | 967 mb | Severe Tropical Storm | -- |
| Oct 8 | 00:00 GMT | 30.8 | 147.5 | 70 mph | 970 mb | Severe Tropical Storm | -- |
| Oct 7 | 21:00 GMT | 30.15 | 147.19 | 70 mph | 970 mb | Severe Tropical Storm | -- |
| Oct 7 | 18:00 GMT | 29.5 | 147 | 70 mph | 970 mb | Severe Tropical Storm | -- |
| Oct 7 | 15:00 GMT | 28.84 | 147 | 70 mph | 972 mb | Severe Tropical Storm | -- |
| Oct 7 | 12:00 GMT | 28.2 | 147.1 | 70 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 7 | 09:00 GMT | 27.6 | 147.19 | 70 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 7 | 06:00 GMT | 27 | 147.3 | 70 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 7 | 03:00 GMT | 26.33 | 147.45 | 70 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 7 | 00:00 GMT | 25.7 | 147.6 | 70 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 6 | 21:00 GMT | 25.2 | 147.69 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 6 | 18:00 GMT | 24.8 | 147.8 | 65 mph | 975 mb | Severe Tropical Storm | -- |
| Oct 6 | 15:00 GMT | 24.47 | 148.01 | 60 mph | 977 mb | Severe Tropical Storm | -- |
| Oct 6 | 12:00 GMT | 24.2 | 148.3 | 60 mph | 980 mb | Severe Tropical Storm | -- |
| Oct 6 | 09:00 GMT | 23.96 | 148.64 | 60 mph | 980 mb | Severe Tropical Storm | -- |
| Oct 6 | 06:00 GMT | 23.7 | 149 | 65 mph | 980 mb | Severe Tropical Storm | -- |
| Oct 6 | 03:00 GMT | 23.37 | 149.37 | 70 mph | 980 mb | Typhoon | -- |
| Oct 6 | 00:00 GMT | 23 | 149.7 | 75 mph | 980 mb | Typhoon | 1 |
| Oct 5 | 21:00 GMT | 22.64 | 149.94 | 75 mph | 980 mb | Typhoon | 1 |
| Oct 5 | 18:00 GMT | 22.3 | 150.2 | 75 mph | 980 mb | Typhoon | 1 |
| Oct 5 | 15:00 GMT | 21.99 | 150.63 | 75 mph | 977 mb | Typhoon | 1 |
| Oct 5 | 12:00 GMT | 21.7 | 151.1 | 75 mph | 975 mb | Typhoon | 1 |
| Oct 5 | 09:00 GMT | 21.4 | 151.51 | 75 mph | 972 mb | Typhoon | 1 |
| Oct 5 | 06:00 GMT | 21.1 | 151.9 | 75 mph | 970 mb | Typhoon | 1 |
| Oct 5 | 03:00 GMT | 20.78 | 152.29 | 65 mph | 972 mb | Tropical Storm | -- |
| Oct 5 | 00:00 GMT | 20.5 | 152.7 | 50 mph | 975 mb | Tropical Storm | -- |
| Oct 4 | 21:00 GMT | 20.32 | 153.16 | 50 mph | 977 mb | Tropical Storm | -- |
| Oct 4 | 18:00 GMT | 20.1 | 153.6 | 50 mph | 980 mb | Tropical Storm | -- |
| Oct 4 | 15:00 GMT | 19.73 | 153.97 | 50 mph | 982 mb | Tropical Storm | -- |
| Oct 4 | 12:00 GMT | 19.3 | 154.3 | 45 mph | 985 mb | Tropical Storm | -- |
| Oct 4 | 09:00 GMT | 18.88 | 154.64 | 45 mph | 985 mb | Tropical Storm | -- |
| Oct 4 | 06:00 GMT | 18.5 | 155 | 45 mph | 985 mb | Tropical Storm | -- |
| Oct 4 | 03:00 GMT | 18.19 | 155.42 | -- | 987 mb | Tropical Depression | -- |
| Oct 4 | 00:00 GMT | 18 | 155.8 | -- | 990 mb | Tropical Depression | -- |
| Oct 3 | 21:00 GMT | 18 | 156.04 | -- | 992 mb | Tropical Depression | -- |
| Oct 3 | 18:00 GMT | 18 | 156.2 | -- | 994 mb | Tropical Depression | -- |
| Oct 3 | 15:00 GMT | 17.79 | 156.39 | -- | 995 mb | Tropical Depression | -- |
| Oct 3 | 12:00 GMT | 17.5 | 156.5 | -- | 996 mb | Tropical Depression | -- |
| Oct 3 | 09:00 GMT | 17.25 | 156.5 | -- | 996 mb | Tropical Depression | -- |
| Oct 3 | 06:00 GMT | 17 | 156.4 | -- | 996 mb | Tropical Depression | -- |
| Oct 3 | 03:00 GMT | 16.75 | 156.22 | -- | 998 mb | Tropical Depression | -- |
| Oct 3 | 00:00 GMT | 16.5 | 156 | -- | 1,000 mb | Tropical Depression | -- |
Learn more about Typhoon Gilda and the 1977 Central Pacific hurricane season in our hurricane archive.
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