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      Hurricane and Tropical Cyclones

      Tropical Depression

      Tropical Depression Ivy

      Storm Activity: Sep 22, 1956 - Sep 25, 1956

      Peak Wind
      --
      Lowest Pressure
      990 mb
      Duration
      2 days
      Last Position
      28.6 N 155 E

      Storm Track

      Sep 22 – Sep 25
      Storm Category
      1. Tropical Depression Peak < 39 mph
      2. Tropical Storm 39-73 mph
      3. Category 1 74-95 mph
      4. Category 2 96-110 mph
      5. Category 3 111-129 mph
      6. Category 4 130-156 mph
      7. Category 5 157+ mph

      Intensity

      Sustained wind at each observation
      Peak wind
      --
      Peak category
      Tropical Depression
      Lowest pressure
      990 mb

      Sep 25 · 00:00 GMT -- 1,000 mb Extratropical

      Storm Track Statistics

      Sep 25 00:00 GMT 28.6 155 -- 1,000 mb Extratropical --
      Sep 24 21:00 GMT 28.3 153.77 -- 995 mb Unknown --
      Sep 24 18:00 GMT 28 152.5 -- 990 mb Unknown --
      Sep 24 15:00 GMT 27.71 151.18 -- 990 mb Unknown --
      Sep 24 12:00 GMT 27.5 150 -- 990 mb Unknown --
      Sep 24 09:00 GMT 27.42 149.13 -- 990 mb Unknown --
      Sep 24 06:00 GMT 27.4 148.4 -- 990 mb Unknown --
      Sep 24 03:00 GMT 27.35 147.59 -- 990 mb Unknown --
      Sep 24 00:00 GMT 27.3 146.8 -- 990 mb Unknown --
      Sep 23 21:00 GMT 27.26 146.05 -- 992 mb Unknown --
      Sep 23 18:00 GMT 27.2 145.3 -- 994 mb Unknown --
      Sep 23 15:00 GMT 27.11 144.51 -- 996 mb Unknown --
      Sep 23 12:00 GMT 27 143.7 -- 998 mb Unknown --
      Sep 23 09:00 GMT 26.92 142.84 -- 1,000 mb Unknown --
      Sep 23 06:00 GMT 26.8 142.1 -- 1,002 mb Unknown --
      Sep 23 03:00 GMT 26.59 141.6 -- 1,004 mb Unknown --
      Sep 23 00:00 GMT 26.3 141.3 -- 1,006 mb Unknown --
      Sep 22 21:00 GMT 25.92 141.12 -- 1,008 mb Tropical Depression --
      Sep 22 18:00 GMT 25.5 141 -- 1,010 mb Tropical Depression --

      Learn more about Tropical Depression Ivy and the 1956 Western Pacific hurricane season in our hurricane archive.

      View All Hurricanes and Tropical Cyclones
      Level Access
      Glossary