Storm Activity: Jul 19, 1972 - Jul 28, 1972
Jul 28 · 12:00 GMT -- 1,012 mb Extratropical
| Jul 28 | 12:00 GMT | 44.7 | 161.8 | -- | 1,012 mb | Extratropical | -- |
| Jul 28 | 09:00 GMT | 44.55 | 162.09 | -- | 1,010 mb | Extratropical | -- |
| Jul 28 | 06:00 GMT | 44.4 | 162.4 | -- | 1,008 mb | Extratropical | -- |
| Jul 28 | 03:00 GMT | 44.23 | 162.73 | -- | 1,006 mb | Extratropical | -- |
| Jul 28 | 00:00 GMT | 44 | 163.1 | -- | 1,004 mb | Extratropical | -- |
| Jul 27 | 21:00 GMT | 43.72 | 163.45 | -- | 1,002 mb | Extratropical | -- |
| Jul 27 | 18:00 GMT | 43.3 | 163.9 | -- | 1,000 mb | Extratropical | -- |
| Jul 27 | 15:00 GMT | 42.7 | 164.51 | -- | 998 mb | Unknown | -- |
| Jul 27 | 12:00 GMT | 42 | 165.2 | -- | 996 mb | Unknown | -- |
| Jul 27 | 09:00 GMT | 41.31 | 165.89 | -- | 994 mb | Unknown | -- |
| Jul 27 | 06:00 GMT | 40.6 | 166.6 | -- | 992 mb | Unknown | -- |
| Jul 27 | 03:00 GMT | 39.87 | 167.33 | -- | 991 mb | Unknown | -- |
| Jul 27 | 00:00 GMT | 39.1 | 168 | -- | 990 mb | Unknown | -- |
| Jul 26 | 21:00 GMT | 38.32 | 168.55 | -- | 990 mb | Unknown | -- |
| Jul 26 | 18:00 GMT | 37.5 | 169 | -- | 990 mb | Unknown | -- |
| Jul 26 | 15:00 GMT | 36.61 | 169.41 | -- | 987 mb | Unknown | -- |
| Jul 26 | 12:00 GMT | 35.7 | 169.7 | -- | 985 mb | Unknown | -- |
| Jul 26 | 09:00 GMT | 34.84 | 169.89 | -- | 985 mb | Unknown | -- |
| Jul 26 | 06:00 GMT | 33.9 | 169.9 | -- | 985 mb | Unknown | -- |
| Jul 26 | 03:00 GMT | 32.71 | 169.76 | -- | 982 mb | Unknown | -- |
| Jul 26 | 00:00 GMT | 31.5 | 169.4 | -- | 980 mb | Unknown | -- |
| Jul 25 | 21:00 GMT | 30.46 | 168.88 | -- | 980 mb | Unknown | -- |
| Jul 25 | 18:00 GMT | 29.5 | 168.2 | -- | 980 mb | Unknown | -- |
| Jul 25 | 15:00 GMT | 28.57 | 167.49 | -- | 980 mb | Unknown | -- |
| Jul 25 | 12:00 GMT | 27.6 | 166.6 | -- | 980 mb | Unknown | -- |
| Jul 25 | 09:00 GMT | 26.36 | 165.42 | -- | 977 mb | Unknown | -- |
| Jul 25 | 06:00 GMT | 25.3 | 164.3 | -- | 975 mb | Unknown | -- |
| Jul 25 | 03:00 GMT | 24.79 | 163.59 | -- | 980 mb | Unknown | -- |
| Jul 25 | 00:00 GMT | 24.6 | 163 | -- | 985 mb | Unknown | -- |
| Jul 24 | 21:00 GMT | 24.48 | 162.28 | -- | 987 mb | Unknown | -- |
| Jul 24 | 18:00 GMT | 24.4 | 161.5 | -- | 990 mb | Unknown | -- |
| Jul 24 | 15:00 GMT | 24.24 | 160.61 | -- | 994 mb | Tropical Depression | -- |
| Jul 24 | 12:00 GMT | 23.9 | 159.8 | -- | 998 mb | Tropical Depression | -- |
| Jul 24 | 09:00 GMT | 23.23 | 159.25 | -- | 999 mb | Tropical Depression | -- |
| Jul 24 | 06:00 GMT | 22.5 | 158.9 | -- | 1,000 mb | Tropical Depression | -- |
| Jul 24 | 03:00 GMT | 22.03 | 158.67 | -- | 1,002 mb | Tropical Depression | -- |
| Jul 24 | 00:00 GMT | 21.6 | 158.5 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 21:00 GMT | 21.06 | 158.22 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 18:00 GMT | 20.5 | 158 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 15:00 GMT | 19.98 | 157.96 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 12:00 GMT | 19.5 | 158 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 09:00 GMT | 19.04 | 157.99 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 06:00 GMT | 18.6 | 158 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 03:00 GMT | 18.16 | 158.03 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 23 | 00:00 GMT | 17.7 | 158.1 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 21:00 GMT | 17.2 | 158.24 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 18:00 GMT | 16.7 | 158.4 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 15:00 GMT | 16.23 | 158.54 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 12:00 GMT | 15.8 | 158.7 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 09:00 GMT | 15.44 | 158.89 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 06:00 GMT | 15.1 | 159.1 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 03:00 GMT | 14.71 | 159.34 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 22 | 00:00 GMT | 14.3 | 159.6 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 21:00 GMT | 13.89 | 159.86 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 18:00 GMT | 13.5 | 160.2 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 15:00 GMT | 13.11 | 160.69 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 12:00 GMT | 12.8 | 161.2 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 09:00 GMT | 12.62 | 161.59 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 06:00 GMT | 12.5 | 162 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 03:00 GMT | 12.34 | 162.54 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 21 | 00:00 GMT | 12.2 | 163.1 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 20 | 21:00 GMT | 12.13 | 163.6 | -- | 1,005 mb | Tropical Depression | -- |
| Jul 20 | 18:00 GMT | 12.1 | 164 | -- | 1,006 mb | Tropical Depression | -- |
| Jul 20 | 15:00 GMT | 12.1 | 164.28 | -- | 1,005 mb | Tropical Depression | -- |
| Jul 20 | 12:00 GMT | 12.1 | 164.5 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 20 | 09:00 GMT | 12.08 | 164.78 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 20 | 06:00 GMT | 12 | 165 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 20 | 03:00 GMT | 11.82 | 165.11 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 20 | 00:00 GMT | 11.6 | 165.1 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 19 | 21:00 GMT | 11.43 | 164.98 | -- | 1,004 mb | Tropical Depression | -- |
| Jul 19 | 18:00 GMT | 11.3 | 164.8 | -- | 1,004 mb | Tropical Depression | -- |
Learn more about Tropical Depression Viola and the 1972 Western Pacific hurricane season in our hurricane archive.
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