Storm Activity: 8/9/1978 - 8/20/1978
Date | Time | Lat | Lon | Wind (mph) | Pressure (mb) | Storm Type |
|---|---|---|---|---|---|---|
| 8/9/1978 | 6:00:00 AM | 16.00 | 143.00 | 0 | 1006 | Tropical Depression |
| 8/9/1978 | 9:00:00 AM | 16.19 | 143.21 | 0 | 1006 | Tropical Depression |
| 8/9/1978 | 12:00:00 PM | 16.40 | 143.50 | 0 | 1006 | Tropical Depression |
| 8/9/1978 | 3:00:00 PM | 16.65 | 143.90 | 0 | 1006 | Tropical Depression |
| 8/9/1978 | 6:00:00 PM | 16.90 | 144.20 | 0 | 1006 | Tropical Depression |
| 8/9/1978 | 9:00:00 PM | 17.14 | 144.23 | 0 | 1006 | Tropical Depression |
| 8/10/1978 | 12:00:00 AM | 17.30 | 144.10 | 0 | 1006 | Tropical Depression |
| 8/10/1978 | 3:00:00 AM | 17.32 | 143.91 | 0 | 1006 | Tropical Depression |
| 8/10/1978 | 6:00:00 AM | 17.20 | 143.70 | 0 | 1006 | Tropical Depression |
| 8/10/1978 | 9:00:00 AM | 16.99 | 143.55 | 0 | 1005 | Tropical Depression |
| 8/10/1978 | 12:00:00 PM | 16.70 | 143.50 | 0 | 1004 | Tropical Depression |
| 8/10/1978 | 3:00:00 PM | 16.40 | 143.60 | 0 | 1002 | Tropical Depression |
| 8/10/1978 | 6:00:00 PM | 16.10 | 143.80 | 0 | 1000 | Tropical Depression |
| 8/10/1978 | 9:00:00 PM | 15.80 | 144.04 | 0 | 998 | Tropical Depression |
| 8/11/1978 | 12:00:00 AM | 15.60 | 144.30 | 46 | 996 | Tropical Storm |
| 8/11/1978 | 3:00:00 AM | 15.61 | 144.54 | 46 | 994 | Tropical Storm |
| 8/11/1978 | 6:00:00 AM | 15.70 | 144.70 | 46 | 992 | Tropical Storm |
| 8/11/1978 | 9:00:00 AM | 15.75 | 144.75 | 48 | 991 | Tropical Storm |
| 8/11/1978 | 12:00:00 PM | 15.80 | 144.70 | 52 | 990 | Tropical Storm |
| 8/11/1978 | 3:00:00 PM | 15.85 | 144.63 | 52 | 987 | Tropical Storm |
| 8/11/1978 | 6:00:00 PM | 15.90 | 144.50 | 52 | 985 | Tropical Storm |
| 8/11/1978 | 9:00:00 PM | 15.90 | 144.31 | 58 | 982 | Tropical Storm |
| 8/12/1978 | 12:00:00 AM | 16.00 | 144.10 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 3:00:00 AM | 16.34 | 143.96 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 6:00:00 AM | 16.80 | 143.80 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 9:00:00 AM | 17.23 | 143.59 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 12:00:00 PM | 17.70 | 143.30 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 3:00:00 PM | 18.18 | 142.96 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 6:00:00 PM | 18.70 | 142.50 | 63 | 980 | Severe Tropical Storm |
| 8/12/1978 | 9:00:00 PM | 19.29 | 141.90 | 63 | 977 | Severe Tropical Storm |
| 8/13/1978 | 12:00:00 AM | 19.90 | 141.20 | 63 | 975 | Severe Tropical Storm |
| 8/13/1978 | 3:00:00 AM | 20.48 | 140.47 | 71 | 975 | Severe Tropical Storm |
| 8/13/1978 | 6:00:00 AM | 21.00 | 139.70 | 81 | 975 | Typhoon |
| 8/13/1978 | 9:00:00 AM | 21.41 | 138.90 | 81 | 975 | Typhoon |
| 8/13/1978 | 12:00:00 PM | 21.80 | 138.10 | 81 | 975 | Typhoon |
| 8/13/1978 | 3:00:00 PM | 22.26 | 137.31 | 81 | 975 | Typhoon |
| 8/13/1978 | 6:00:00 PM | 22.70 | 136.60 | 81 | 975 | Typhoon |
| 8/13/1978 | 9:00:00 PM | 23.01 | 136.10 | 81 | 972 | Typhoon |
| 8/14/1978 | 12:00:00 AM | 23.30 | 135.50 | 81 | 970 | Typhoon |
| 8/14/1978 | 3:00:00 AM | 23.64 | 134.44 | 83 | 970 | Typhoon |
| 8/14/1978 | 6:00:00 AM | 24.00 | 133.30 | 86 | 970 | Typhoon |
| 8/14/1978 | 9:00:00 AM | 24.34 | 132.45 | 86 | 967 | Typhoon |
| 8/14/1978 | 12:00:00 PM | 24.70 | 131.70 | 86 | 965 | Typhoon |
| 8/14/1978 | 3:00:00 PM | 25.09 | 130.94 | 86 | 965 | Typhoon |
| 8/14/1978 | 6:00:00 PM | 25.50 | 130.20 | 86 | 965 | Typhoon |
| 8/14/1978 | 9:00:00 PM | 25.90 | 129.45 | 86 | 965 | Typhoon |
| 8/15/1978 | 12:00:00 AM | 26.30 | 128.70 | 86 | 965 | Typhoon |
| 8/15/1978 | 3:00:00 AM | 26.72 | 127.94 | 86 | 965 | Typhoon |
| 8/15/1978 | 6:00:00 AM | 27.10 | 127.20 | 86 | 965 | Typhoon |
| 8/15/1978 | 9:00:00 AM | 27.38 | 126.48 | 86 | 965 | Typhoon |
| 8/15/1978 | 12:00:00 PM | 27.60 | 125.80 | 86 | 965 | Typhoon |
| 8/15/1978 | 3:00:00 PM | 27.82 | 125.08 | 86 | 962 | Typhoon |
| 8/15/1978 | 6:00:00 PM | 28.00 | 124.50 | 86 | 960 | Typhoon |
| 8/15/1978 | 9:00:00 PM | 28.11 | 124.18 | 86 | 960 | Typhoon |
| 8/16/1978 | 12:00:00 AM | 28.20 | 124.00 | 86 | 960 | Typhoon |
| 8/16/1978 | 3:00:00 AM | 28.36 | 123.80 | 83 | 962 | Typhoon |
| 8/16/1978 | 6:00:00 AM | 28.50 | 123.60 | 81 | 965 | Typhoon |
| 8/16/1978 | 9:00:00 AM | 28.57 | 123.35 | 77 | 965 | Typhoon |
| 8/16/1978 | 12:00:00 PM | 28.60 | 123.10 | 75 | 965 | Typhoon |
| 8/16/1978 | 3:00:00 PM | 28.67 | 122.89 | 75 | 967 | Typhoon |
| 8/16/1978 | 6:00:00 PM | 28.70 | 122.70 | 75 | 970 | Typhoon |
| 8/16/1978 | 9:00:00 PM | 28.62 | 122.51 | 71 | 972 | Typhoon |
| 8/17/1978 | 12:00:00 AM | 28.50 | 122.40 | 69 | 975 | Severe Tropical Storm |
| 8/17/1978 | 3:00:00 AM | 28.39 | 122.41 | 69 | 975 | Severe Tropical Storm |
| 8/17/1978 | 6:00:00 AM | 28.30 | 122.50 | 69 | 975 | Severe Tropical Storm |
| 8/17/1978 | 9:00:00 AM | 28.26 | 122.63 | 69 | 977 | Severe Tropical Storm |
| 8/17/1978 | 12:00:00 PM | 28.30 | 122.80 | 69 | 980 | Severe Tropical Storm |
| 8/17/1978 | 3:00:00 PM | 28.43 | 122.99 | 66 | 980 | Severe Tropical Storm |
| 8/17/1978 | 6:00:00 PM | 28.60 | 123.20 | 63 | 980 | Severe Tropical Storm |
| 8/17/1978 | 9:00:00 PM | 28.80 | 123.39 | 63 | 980 | Severe Tropical Storm |
| 8/18/1978 | 12:00:00 AM | 28.90 | 123.60 | 63 | 980 | Severe Tropical Storm |
| 8/18/1978 | 3:00:00 AM | 28.73 | 123.85 | 63 | 980 | Severe Tropical Storm |
| 8/18/1978 | 6:00:00 AM | 28.50 | 124.10 | 63 | 980 | Severe Tropical Storm |
| 8/18/1978 | 9:00:00 AM | 28.41 | 124.33 | 60 | 982 | Severe Tropical Storm |
| 8/18/1978 | 12:00:00 PM | 28.40 | 124.50 | 58 | 985 | Severe Tropical Storm |
| 8/18/1978 | 3:00:00 PM | 28.43 | 124.57 | 58 | 985 | Severe Tropical Storm |
| 8/18/1978 | 6:00:00 PM | 28.60 | 124.60 | 58 | 985 | Severe Tropical Storm |
| 8/18/1978 | 9:00:00 PM | 28.96 | 124.61 | 58 | 985 | Severe Tropical Storm |
| 8/19/1978 | 12:00:00 AM | 29.40 | 124.70 | 58 | 985 | Severe Tropical Storm |
| 8/19/1978 | 3:00:00 AM | 29.75 | 124.97 | 58 | 985 | Severe Tropical Storm |
| 8/19/1978 | 6:00:00 AM | 30.10 | 125.30 | 58 | 985 | Severe Tropical Storm |
| 8/19/1978 | 9:00:00 AM | 30.43 | 125.60 | 58 | 985 | Severe Tropical Storm |
| 8/19/1978 | 12:00:00 PM | 30.90 | 125.80 | 58 | 985 | Severe Tropical Storm |
| 8/19/1978 | 3:00:00 PM | 31.68 | 125.73 | 54 | 985 | Severe Tropical Storm |
| 8/19/1978 | 6:00:00 PM | 32.60 | 125.70 | 52 | 985 | Tropical Storm |
| 8/19/1978 | 9:00:00 PM | 33.45 | 125.98 | 52 | 985 | Tropical Storm |
| 8/20/1978 | 12:00:00 AM | 34.30 | 126.50 | 52 | 985 | Tropical Storm |
| 8/20/1978 | 3:00:00 AM | 35.13 | 127.13 | 0 | 993 | Tropical Storm |
| 8/20/1978 | 6:00:00 AM | 36.00 | 128.00 | 0 | 1001 | Extratropical |
| 8/20/1978 | 9:00:00 AM | 36.97 | 129.12 | 0 | 1003 | Extratropical |
| 8/20/1978 | 12:00:00 PM | 38.00 | 130.40 | 0 | 1005 | Extratropical |