Storm Activity: Jul 13, 1974 - Jul 20, 1974
Jul 20 · 18:00 GMT -- 1,002 mb Tropical Depression
| Jul 20 | 18:00 GMT | 27.1 | 151.1 | -- | 1,002 mb | Tropical Depression | -- |
| Jul 20 | 15:00 GMT | 27.14 | 150.54 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 20 | 12:00 GMT | 27.2 | 150 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 20 | 09:00 GMT | 27.3 | 149.49 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 20 | 06:00 GMT | 27.4 | 149 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 20 | 03:00 GMT | 27.45 | 148.6 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 20 | 00:00 GMT | 27.5 | 148.1 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 19 | 21:00 GMT | 27.59 | 147.28 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 19 | 18:00 GMT | 27.7 | 146.4 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 19 | 15:00 GMT | 27.83 | 145.77 | -- | 1,007 mb | Tropical Depression | -- |
| Jul 19 | 12:00 GMT | 28 | 145.1 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 19 | 09:00 GMT | 28.24 | 144.12 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 19 | 06:00 GMT | 28.5 | 143.1 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 19 | 03:00 GMT | 28.71 | 142.32 | -- | 1,007 mb | Tropical Depression | -- |
| Jul 19 | 00:00 GMT | 29 | 141.6 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 21:00 GMT | 29.5 | 140.84 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 18:00 GMT | 30 | 140 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 15:00 GMT | 30.33 | 139 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 12:00 GMT | 30.5 | 138 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 09:00 GMT | 30.54 | 137.14 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 06:00 GMT | 30.4 | 136.4 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 03:00 GMT | 30.11 | 135.74 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 18 | 00:00 GMT | 29.7 | 135.2 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 21:00 GMT | 29.28 | 134.75 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 18:00 GMT | 28.8 | 134.4 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 15:00 GMT | 28.26 | 134.14 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 12:00 GMT | 27.7 | 133.9 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 09:00 GMT | 27.22 | 133.55 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 06:00 GMT | 26.7 | 133.2 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 17 | 03:00 GMT | 26.05 | 132.9 | -- | 1,004 mb | Unknown | -- |
| Jul 17 | 00:00 GMT | 25.4 | 132.7 | -- | 1,002 mb | Unknown | -- |
| Jul 16 | 21:00 GMT | 24.87 | 132.58 | -- | 1,001 mb | Unknown | -- |
| Jul 16 | 18:00 GMT | 24.4 | 132.7 | -- | 1,000 mb | Unknown | -- |
| Jul 16 | 15:00 GMT | 23.95 | 133.2 | -- | 999 mb | Unknown | -- |
| Jul 16 | 12:00 GMT | 23.5 | 133.8 | -- | 998 mb | Unknown | -- |
| Jul 16 | 09:00 GMT | 23.04 | 134.15 | -- | 997 mb | Unknown | -- |
| Jul 16 | 06:00 GMT | 22.5 | 134.5 | -- | 996 mb | Unknown | -- |
| Jul 16 | 03:00 GMT | 21.79 | 135.04 | -- | 996 mb | Unknown | -- |
| Jul 16 | 00:00 GMT | 21.1 | 135.6 | -- | 996 mb | Unknown | -- |
| Jul 15 | 21:00 GMT | 20.67 | 135.99 | -- | 996 mb | Unknown | -- |
| Jul 15 | 18:00 GMT | 20.3 | 136.4 | -- | 996 mb | Unknown | -- |
| Jul 15 | 15:00 GMT | 19.82 | 136.97 | -- | 996 mb | Unknown | -- |
| Jul 15 | 12:00 GMT | 19.3 | 137.6 | -- | 996 mb | Unknown | -- |
| Jul 15 | 09:00 GMT | 18.76 | 138.22 | -- | 998 mb | Unknown | -- |
| Jul 15 | 06:00 GMT | 18.2 | 138.8 | -- | 1,000 mb | Unknown | -- |
| Jul 15 | 03:00 GMT | 17.66 | 139.32 | -- | 1,001 mb | Tropical Depression | -- |
| Jul 15 | 00:00 GMT | 17.1 | 139.8 | -- | 1,002 mb | Tropical Depression | -- |
| Jul 14 | 21:00 GMT | 16.46 | 140.27 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 14 | 18:00 GMT | 15.8 | 140.7 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 14 | 15:00 GMT | 15.18 | 141.09 | -- | 1,007 mb | Tropical Depression | -- |
| Jul 14 | 12:00 GMT | 14.6 | 141.5 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 14 | 09:00 GMT | 14.09 | 141.99 | -- | 1,009 mb | Tropical Depression | -- |
| Jul 14 | 06:00 GMT | 13.6 | 142.5 | -- | 1,010 mb | Tropical Depression | -- |
| Jul 14 | 03:00 GMT | 13.07 | 142.95 | -- | 1,010 mb | Tropical Depression | -- |
| Jul 14 | 00:00 GMT | 12.6 | 143.5 | -- | 1,010 mb | Tropical Depression | -- |
| Jul 13 | 21:00 GMT | 12.26 | 144.29 | -- | 1,009 mb | Tropical Depression | -- |
| Jul 13 | 18:00 GMT | 12 | 145.2 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 13 | 15:00 GMT | 11.8 | 146.08 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 13 | 12:00 GMT | 11.6 | 147 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 13 | 09:00 GMT | 11.31 | 147.99 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 13 | 06:00 GMT | 11 | 149 | -- | 1,008 mb | Tropical Depression | -- |
| Jul 13 | 03:00 GMT | 10.7 | 150.01 | -- | 1,009 mb | Tropical Depression | -- |
| Jul 13 | 00:00 GMT | 10.4 | 151 | -- | 1,010 mb | Tropical Depression | -- |
Learn more about Tropical Depression Harriet and the 1974 Western Pacific hurricane season in our hurricane archive.
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