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      Hurricane and Tropical Cyclones

      Tropical Depression

      Unnamed Tropical Depression

      Storm Activity: Sep 18, 1964 - Sep 24, 1964

      Peak Wind
      35 mph
      Lowest Pressure
      998 mb
      Duration
      6 days
      Last Position
      16.2 N 121.9 E

      Storm Track

      Sep 18 – Sep 24
      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
      35 mph
      Peak category
      Tropical Depression
      Lowest pressure
      998 mb

      Sep 24 · 12:00 GMT -- 1,004 mb Extra-Tropical Low

      Storm Track Statistics

      Sep 24 12:00 GMT 16.2 121.9 -- 1,004 mb Extra-Tropical Low --
      Sep 24 09:00 GMT 16.23 122.46 -- 1,003 mb Extra-Tropical Low --
      Sep 24 06:00 GMT 16.2 123 -- 1,003 mb Extra-Tropical Low --
      Sep 24 03:00 GMT 16.1 123.52 -- 1,003 mb Extra-Tropical Low --
      Sep 24 00:00 GMT 16 124 -- 1,003 mb Extra-Tropical Low --
      Sep 23 21:00 GMT 15.99 124.48 -- 1,002 mb Extra-Tropical Low --
      Sep 23 18:00 GMT 16 124.9 -- 1,002 mb Extra-Tropical Low --
      Sep 23 15:00 GMT 15.99 125.22 -- 1,002 mb Extra-Tropical Low --
      Sep 23 12:00 GMT 16 125.5 -- 1,002 mb Extra-Tropical Low --
      Sep 23 09:00 GMT 16.05 125.84 -- 1,002 mb Extra-Tropical Low --
      Sep 23 06:00 GMT 16.1 126.2 -- 1,002 mb Extra-Tropical Low --
      Sep 23 03:00 GMT 16.09 126.56 -- 1,001 mb Tropical Depression --
      Sep 23 00:00 GMT 16.1 126.9 25 mph 1,000 mb Tropical Depression --
      Sep 22 21:00 GMT 16.23 127.22 25 mph 1,000 mb Tropical Depression --
      Sep 22 18:00 GMT 16.4 127.5 25 mph 1,000 mb Tropical Depression --
      Sep 22 15:00 GMT 16.54 127.77 25 mph 1,000 mb Tropical Depression --
      Sep 22 12:00 GMT 16.7 128 25 mph 1,000 mb Tropical Depression --
      Sep 22 09:00 GMT 16.89 128.17 25 mph 1,000 mb Tropical Depression --
      Sep 22 06:00 GMT 17.1 128.3 25 mph 1,000 mb Tropical Depression --
      Sep 22 03:00 GMT 17.31 128.45 25 mph 1,000 mb Tropical Depression --
      Sep 22 00:00 GMT 17.5 128.6 25 mph 1,000 mb Tropical Depression --
      Sep 21 21:00 GMT 17.66 128.76 30 mph 999 mb Tropical Depression --
      Sep 21 18:00 GMT 17.8 128.9 35 mph 998 mb Tropical Depression --
      Sep 21 15:00 GMT 17.95 128.99 35 mph 998 mb Tropical Depression --
      Sep 21 12:00 GMT 18.1 129.1 35 mph 998 mb Tropical Depression --
      Sep 21 09:00 GMT 18.25 129.29 35 mph 998 mb Tropical Depression --
      Sep 21 06:00 GMT 18.4 129.5 35 mph 998 mb Tropical Depression --
      Sep 21 03:00 GMT 18.56 129.69 30 mph 1,000 mb Tropical Depression --
      Sep 21 00:00 GMT 18.7 129.9 25 mph 1,002 mb Tropical Depression --
      Sep 20 21:00 GMT 18.81 130.15 25 mph 1,002 mb Tropical Depression --
      Sep 20 18:00 GMT 18.9 130.4 25 mph 1,002 mb Tropical Depression --
      Sep 20 15:00 GMT 19.01 130.62 25 mph 1,002 mb Tropical Depression --
      Sep 20 12:00 GMT 19.1 130.8 25 mph 1,002 mb Tropical Depression --
      Sep 20 09:00 GMT 19.16 130.95 -- 1,002 mb Extra-Tropical Low --
      Sep 20 06:00 GMT 19.2 131.1 -- 1,002 mb Extra-Tropical Low --
      Sep 20 03:00 GMT 19.25 131.28 -- 1,003 mb Extra-Tropical Low --
      Sep 20 00:00 GMT 19.3 131.5 -- 1,005 mb Extra-Tropical Low --
      Sep 19 21:00 GMT 19.36 131.77 -- 1,005 mb Extra-Tropical Low --
      Sep 19 18:00 GMT 19.4 132.1 -- 1,005 mb Extra-Tropical Low --
      Sep 19 15:00 GMT 19.43 132.49 -- 1,005 mb Extra-Tropical Low --
      Sep 19 12:00 GMT 19.4 132.9 -- 1,005 mb Extra-Tropical Low --
      Sep 19 09:00 GMT 19.26 133.26 -- 1,005 mb Extra-Tropical Low --
      Sep 19 06:00 GMT 19.1 133.6 -- 1,005 mb Extra-Tropical Low --
      Sep 19 03:00 GMT 19 133.94 -- 1,005 mb Extra-Tropical Low --
      Sep 19 00:00 GMT 18.9 134.3 -- 1,005 mb Extra-Tropical Low --
      Sep 18 21:00 GMT 18.76 134.69 -- 1,005 mb Extra-Tropical Low --
      Sep 18 18:00 GMT 18.6 135.1 -- 1,006 mb Extra-Tropical Low --

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

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      Glossary