Storm Activity: Dec 9, 1958 - Dec 12, 1958
Dec 12 · 18:00 GMT -- 1,004 mb Extratropical
| Dec 12 | 18:00 GMT | 30 | 151.6 | -- | 1,004 mb | Extratropical | -- |
| Dec 12 | 15:00 GMT | 28.04 | 149.91 | -- | 1,004 mb | Unknown | -- |
| Dec 12 | 12:00 GMT | 26.5 | 148.6 | -- | 1,004 mb | Unknown | -- |
| Dec 12 | 09:00 GMT | 25.68 | 147.83 | -- | 1,002 mb | Unknown | -- |
| Dec 12 | 06:00 GMT | 25.2 | 147.3 | -- | 1,000 mb | Unknown | -- |
| Dec 12 | 03:00 GMT | 24.54 | 146.66 | -- | 999 mb | Unknown | -- |
| Dec 12 | 00:00 GMT | 24 | 146 | -- | 998 mb | Unknown | -- |
| Dec 11 | 21:00 GMT | 23.77 | 145.28 | -- | 994 mb | Unknown | -- |
| Dec 11 | 18:00 GMT | 23.5 | 144.6 | -- | 990 mb | Unknown | -- |
| Dec 11 | 15:00 GMT | 22.82 | 144.04 | -- | 987 mb | Unknown | -- |
| Dec 11 | 12:00 GMT | 22 | 143.6 | -- | 985 mb | Unknown | -- |
| Dec 11 | 09:00 GMT | 21.27 | 143.31 | -- | 985 mb | Unknown | -- |
| Dec 11 | 06:00 GMT | 20.6 | 143 | -- | 985 mb | Unknown | -- |
| Dec 11 | 03:00 GMT | 20.06 | 142.45 | -- | 987 mb | Tropical Depression | -- |
| Dec 11 | 00:00 GMT | 19.5 | 141.9 | -- | 990 mb | Tropical Depression | -- |
| Dec 10 | 21:00 GMT | 18.79 | 141.54 | -- | 992 mb | Tropical Depression | -- |
| Dec 10 | 18:00 GMT | 18 | 141.3 | -- | 995 mb | Tropical Depression | -- |
| Dec 10 | 15:00 GMT | 17.13 | 141.13 | -- | 997 mb | Tropical Depression | -- |
| Dec 10 | 12:00 GMT | 16.3 | 141 | -- | 1,000 mb | Tropical Depression | -- |
| Dec 10 | 09:00 GMT | 15.64 | 140.84 | -- | 1,001 mb | Tropical Depression | -- |
| Dec 10 | 06:00 GMT | 15 | 140.7 | -- | 1,002 mb | Tropical Depression | -- |
| Dec 10 | 03:00 GMT | 14.27 | 140.58 | -- | 1,004 mb | Tropical Depression | -- |
| Dec 10 | 00:00 GMT | 13.5 | 140.5 | -- | 1,006 mb | Tropical Depression | -- |
| Dec 9 | 21:00 GMT | 12.75 | 140.48 | -- | 1,006 mb | Tropical Depression | -- |
| Dec 9 | 18:00 GMT | 12 | 140.5 | -- | 1,006 mb | Tropical Depression | -- |
Learn more about Unnamed Tropical Depression and the 1958 Western Pacific hurricane season in our hurricane archive.
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