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      Hurricane and Tropical Cyclones

      Tropical Depression

      Unnamed Tropical Depression

      Storm Activity: Dec 30, 1964 - Jan 1, 1965

      Peak Wind
      25 mph
      Lowest Pressure
      1002 mb
      Duration
      2 days
      Last Position
      14.6 N 137.5 E

      Storm Track

      Dec 30 – Jan 1
      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
      25 mph
      Peak category
      Tropical Depression
      Lowest pressure
      1,002 mb

      Jan 1 · 12:00 GMT -- 1,004 mb Extra-Tropical Low

      Storm Track Statistics

      Jan 1 12:00 GMT 14.6 137.5 -- 1,004 mb Extra-Tropical Low --
      Jan 1 09:00 GMT 15.13 136.62 -- 1,004 mb Extra-Tropical Low --
      Jan 1 06:00 GMT 15.6 135.7 -- 1,004 mb Extra-Tropical Low --
      Jan 1 03:00 GMT 15.97 134.7 -- 1,004 mb Extra-Tropical Low --
      Jan 1 00:00 GMT 16.2 133.6 -- 1,004 mb Extra-Tropical Low --
      Dec 31 21:00 GMT 16.35 132.39 -- 1,003 mb Tropical Depression --
      Dec 31 18:00 GMT 16.3 131.2 25 mph 1,002 mb Tropical Depression --
      Dec 31 15:00 GMT 16.05 130 25 mph 1,002 mb Tropical Depression --
      Dec 31 12:00 GMT 15.6 129.2 25 mph 1,002 mb Tropical Depression --
      Dec 31 09:00 GMT 15 129.14 25 mph 1,002 mb Tropical Depression --
      Dec 31 06:00 GMT 14.4 129.4 25 mph 1,002 mb Tropical Depression --
      Dec 31 03:00 GMT 14.02 129.49 -- 1,004 mb Extra-Tropical Low --
      Dec 31 00:00 GMT 13.7 129.6 -- 1,006 mb Extra-Tropical Low --
      Dec 30 21:00 GMT 13.31 129.74 -- 1,006 mb Extra-Tropical Low --
      Dec 30 18:00 GMT 12.9 129.9 -- 1,006 mb Extra-Tropical Low --
      Dec 30 15:00 GMT 12.49 130.04 -- 1,006 mb Extra-Tropical Low --
      Dec 30 12:00 GMT 12.1 130.2 -- 1,006 mb Extra-Tropical Low --
      Dec 30 09:00 GMT 11.74 130.43 -- 1,005 mb Extra-Tropical Low --
      Dec 30 06:00 GMT 11.4 130.7 -- 1,004 mb Extra-Tropical Low --

      Learn more about Unnamed Tropical Depression and the 1964 Western Pacific hurricane season in our hurricane archive.

      View All Hurricanes and Tropical Cyclones
      Level Access
      Glossary