Storm Activity: Oct 22, 1984 - Oct 31, 1984
Oct 31 · 15:00 GMT -- 974 mb Extratropical
| Oct 31 | 15:00 GMT | 45.46 | 178.34 | -- | 974 mb | Extratropical | -- |
| Oct 31 | 12:00 GMT | 45 | 175 | -- | 972 mb | Extratropical | -- |
| Oct 31 | 09:00 GMT | 44.7 | 172.05 | -- | 970 mb | Extratropical | -- |
| Oct 31 | 06:00 GMT | 44 | 169 | -- | 968 mb | Extratropical | -- |
| Oct 31 | 03:00 GMT | 42.23 | 165.47 | -- | 967 mb | Extratropical | -- |
| Oct 31 | 00:00 GMT | 40 | 162 | -- | 966 mb | Extratropical | -- |
| Oct 30 | 21:00 GMT | 37.96 | 158.87 | -- | 970 mb | Extratropical | -- |
| Oct 30 | 18:00 GMT | 36 | 156 | -- | 975 mb | Extratropical | -- |
| Oct 30 | 15:00 GMT | 34.07 | 153.37 | -- | 975 mb | Typhoon | -- |
| Oct 30 | 12:00 GMT | 32.5 | 151 | 80 mph | 975 mb | Typhoon | 1 |
| Oct 30 | 09:00 GMT | 31.63 | 148.84 | 85 mph | 970 mb | Typhoon | 1 |
| Oct 30 | 06:00 GMT | 30.9 | 146.8 | 85 mph | 965 mb | Typhoon | 1 |
| Oct 30 | 03:00 GMT | 29.62 | 144.75 | 90 mph | 962 mb | Typhoon | 1 |
| Oct 30 | 00:00 GMT | 28.3 | 142.9 | 90 mph | 960 mb | Typhoon | 1 |
| Oct 29 | 21:00 GMT | 27.24 | 141.31 | 100 mph | 950 mb | Typhoon | 2 |
| Oct 29 | 18:00 GMT | 26.4 | 140 | 105 mph | 940 mb | Typhoon | 2 |
| Oct 29 | 15:00 GMT | 25.74 | 138.93 | 110 mph | 937 mb | Typhoon | 2 |
| Oct 29 | 12:00 GMT | 25.2 | 138 | 115 mph | 935 mb | Typhoon | 3 |
| Oct 29 | 09:00 GMT | 24.6 | 137.04 | 115 mph | 930 mb | Typhoon | 3 |
| Oct 29 | 06:00 GMT | 24.1 | 136.1 | 115 mph | 925 mb | Typhoon | 3 |
| Oct 29 | 03:00 GMT | 23.8 | 135.13 | 115 mph | 925 mb | Typhoon | 3 |
| Oct 29 | 00:00 GMT | 23.6 | 134.2 | 115 mph | 925 mb | Typhoon | 3 |
| Oct 28 | 21:00 GMT | 23.36 | 133.36 | 115 mph | 922 mb | Typhoon | 3 |
| Oct 28 | 18:00 GMT | 23.1 | 132.6 | 115 mph | 920 mb | Typhoon | 3 |
| Oct 28 | 15:00 GMT | 22.79 | 131.85 | 115 mph | 925 mb | Typhoon | 3 |
| Oct 28 | 12:00 GMT | 22.4 | 131.2 | 115 mph | 930 mb | Typhoon | 3 |
| Oct 28 | 09:00 GMT | 21.91 | 130.71 | 120 mph | 925 mb | Typhoon | 3 |
| Oct 28 | 06:00 GMT | 21.4 | 130.3 | 125 mph | 920 mb | Typhoon | 3 |
| Oct 28 | 03:00 GMT | 20.94 | 129.81 | 125 mph | 915 mb | Typhoon | 3 |
| Oct 28 | 00:00 GMT | 20.5 | 129.4 | 125 mph | 910 mb | Typhoon | 3 |
| Oct 27 | 21:00 GMT | 20.11 | 129.17 | 125 mph | 910 mb | Typhoon | 3 |
| Oct 27 | 18:00 GMT | 19.7 | 129.1 | 125 mph | 910 mb | Typhoon | 3 |
| Oct 27 | 15:00 GMT | 19.19 | 129.14 | 125 mph | 907 mb | Typhoon | 3 |
| Oct 27 | 12:00 GMT | 18.7 | 129.3 | 125 mph | 905 mb | Typhoon | 3 |
| Oct 27 | 09:00 GMT | 18.34 | 129.53 | 130 mph | 900 mb | Typhoon | 4 |
| Oct 27 | 06:00 GMT | 18 | 129.8 | 140 mph | 895 mb | Typhoon | 4 |
| Oct 27 | 03:00 GMT | 17.61 | 130.03 | 140 mph | 895 mb | Typhoon | 4 |
| Oct 27 | 00:00 GMT | 17.2 | 130.3 | 140 mph | 895 mb | Typhoon | 4 |
| Oct 26 | 21:00 GMT | 16.72 | 130.7 | 140 mph | 887 mb | Typhoon | 4 |
| Oct 26 | 18:00 GMT | 16.3 | 131.1 | 140 mph | 880 mb | Typhoon | 4 |
| Oct 26 | 15:00 GMT | 16.03 | 131.33 | 140 mph | 880 mb | Typhoon | 4 |
| Oct 26 | 12:00 GMT | 15.9 | 131.6 | 140 mph | 880 mb | Typhoon | 4 |
| Oct 26 | 09:00 GMT | 15.9 | 132.08 | 140 mph | 885 mb | Typhoon | 4 |
| Oct 26 | 06:00 GMT | 15.9 | 132.7 | 140 mph | 890 mb | Typhoon | 4 |
| Oct 26 | 03:00 GMT | 15.75 | 133.38 | 140 mph | 890 mb | Typhoon | 4 |
| Oct 26 | 00:00 GMT | 15.5 | 134.1 | 140 mph | 890 mb | Typhoon | 4 |
| Oct 25 | 21:00 GMT | 15.18 | 134.78 | 140 mph | 895 mb | Typhoon | 4 |
| Oct 25 | 18:00 GMT | 14.8 | 135.5 | 140 mph | 900 mb | Typhoon | 4 |
| Oct 25 | 15:00 GMT | 14.4 | 136.34 | 140 mph | 905 mb | Typhoon | 4 |
| Oct 25 | 12:00 GMT | 14 | 137.2 | 140 mph | 910 mb | Typhoon | 4 |
| Oct 25 | 09:00 GMT | 13.63 | 137.99 | 125 mph | 922 mb | Typhoon | 3 |
| Oct 25 | 06:00 GMT | 13.3 | 138.8 | 115 mph | 935 mb | Typhoon | 3 |
| Oct 25 | 03:00 GMT | 12.98 | 139.7 | 105 mph | 950 mb | Typhoon | 2 |
| Oct 25 | 00:00 GMT | 12.7 | 140.6 | 90 mph | 965 mb | Typhoon | 1 |
| Oct 24 | 21:00 GMT | 12.48 | 141.38 | 90 mph | 967 mb | Typhoon | 1 |
| Oct 24 | 18:00 GMT | 12.3 | 142.2 | 90 mph | 970 mb | Typhoon | 1 |
| Oct 24 | 15:00 GMT | 12.18 | 143.26 | 85 mph | 972 mb | Typhoon | 1 |
| Oct 24 | 12:00 GMT | 12 | 144.3 | 80 mph | 975 mb | Typhoon | 1 |
| Oct 24 | 09:00 GMT | 11.61 | 145.08 | 75 mph | 980 mb | Severe Tropical Storm | 1 |
| Oct 24 | 06:00 GMT | 11.2 | 145.8 | 70 mph | 985 mb | Severe Tropical Storm | -- |
| Oct 24 | 03:00 GMT | 10.91 | 146.64 | 65 mph | 985 mb | Severe Tropical Storm | -- |
| Oct 24 | 00:00 GMT | 10.7 | 147.5 | 60 mph | 985 mb | Severe Tropical Storm | -- |
| Oct 23 | 21:00 GMT | 10.54 | 148.37 | 55 mph | 987 mb | Tropical Storm | -- |
| Oct 23 | 18:00 GMT | 10.4 | 149.2 | 50 mph | 990 mb | Tropical Storm | -- |
| Oct 23 | 15:00 GMT | 10.2 | 149.91 | 50 mph | 991 mb | Tropical Storm | -- |
| Oct 23 | 12:00 GMT | 10 | 150.6 | 50 mph | 992 mb | Tropical Storm | -- |
| Oct 23 | 09:00 GMT | 9.84 | 151.4 | 45 mph | 994 mb | Tropical Storm | -- |
| Oct 23 | 06:00 GMT | 9.7 | 152.2 | 40 mph | 996 mb | Tropical Storm | -- |
| Oct 23 | 03:00 GMT | 9.61 | 152.92 | -- | 999 mb | Tropical Depression | -- |
| Oct 23 | 00:00 GMT | 9.5 | 153.6 | -- | 1,002 mb | Tropical Depression | -- |
| Oct 22 | 21:00 GMT | 9.27 | 154.33 | -- | 1,002 mb | Tropical Depression | -- |
| Oct 22 | 18:00 GMT | 9 | 155 | -- | 1,002 mb | Tropical Depression | -- |
| Oct 22 | 15:00 GMT | 8.74 | 155.54 | -- | 1,003 mb | Tropical Depression | -- |
| Oct 22 | 12:00 GMT | 8.5 | 156 | -- | 1,004 mb | Tropical Depression | -- |
Learn more about Typhoon Vanessa and the 1984 Central Pacific hurricane season in our hurricane archive.
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