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      Hurricane and Tropical Cyclones

      Tropical Depression

      Unnamed Tropical Depression

      Storm Activity: Jul 21, 1964 - Jul 22, 1964

      Peak Wind
      30 mph
      Lowest Pressure
      1006 mb
      Duration
      24 hours
      Last Position
      13.6 N 130.6 E

      Storm Track

      Jul 21 – Jul 22
      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
      30 mph
      Peak category
      Tropical Depression
      Lowest pressure
      1,006 mb

      Jul 22 · 12:00 GMT -- -- Tropical Depression

      Storm Track Statistics

      Jul 22 12:00 GMT 13.6 130.6 -- -- Tropical Depression --
      Jul 22 12:00 GMT 13.6 130.6 -- -- Tropical Cyclone --
      Jul 22 12:00 GMT 13.7 130.6 30 mph 1,006 mb Tropical Depression --
      Jul 22 09:00 GMT 13.7 131.41 -- -- Tropical Depression --
      Jul 22 09:00 GMT 13.7 131.41 -- -- Tropical Cyclone --
      Jul 22 09:00 GMT 13.75 131.36 30 mph 1,006 mb Tropical Depression --
      Jul 22 06:00 GMT 13.8 132.2 -- -- Tropical Depression --
      Jul 22 06:00 GMT 13.8 132.2 -- -- Tropical Cyclone --
      Jul 22 06:00 GMT 13.8 132.1 30 mph 1,006 mb Tropical Depression --
      Jul 22 03:00 GMT 13.91 132.95 -- -- Tropical Depression --
      Jul 22 03:00 GMT 13.91 132.95 -- -- Tropical Cyclone --
      Jul 22 03:00 GMT 13.85 132.82 30 mph 1,006 mb Tropical Depression --
      Jul 22 00:00 GMT 14 133.7 -- -- Tropical Depression --
      Jul 22 00:00 GMT 14 133.7 -- -- Tropical Cyclone --
      Jul 22 00:00 GMT 13.9 133.6 30 mph 1,006 mb Tropical Depression --
      Jul 21 21:00 GMT 14.02 134.49 -- -- Tropical Depression --
      Jul 21 21:00 GMT 14.02 134.49 -- -- Tropical Cyclone --
      Jul 21 21:00 GMT 13.95 134.51 30 mph 1,006 mb Tropical Depression --
      Jul 21 18:00 GMT 14 135.3 -- -- Tropical Depression --
      Jul 21 18:00 GMT 14 135.3 -- -- Tropical Cyclone --
      Jul 21 18:00 GMT 14 135.5 30 mph 1,006 mb Tropical Depression --
      Jul 21 15:00 GMT 13.96 136.14 -- -- Tropical Depression --
      Jul 21 15:00 GMT 13.96 136.14 -- -- Tropical Cyclone --
      Jul 21 12:00 GMT 13.9 137 -- -- Tropical Depression --
      Jul 21 12:00 GMT 13.9 137 -- -- Tropical Cyclone --

      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