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      Hurricane and Tropical Cyclones

      Tropical Depression

      Unnamed Hurricane

      Storm Activity: Aug 9, 1939 - Aug 17, 1939

      Peak Wind
      --
      Lowest Pressure
      --
      Duration
      8 days
      Last Position
      48.1 N 139.8 E

      Storm Track

      Aug 9 – Aug 17
      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
      --

      Aug 17 · 21:00 GMT -- -- Hurricane

      Storm Track Statistics

      Aug 17 21:00 GMT 48.1 139.8 -- -- Hurricane --
      Aug 17 18:00 GMT 47.39 139.9 -- -- Hurricane --
      Aug 17 15:00 GMT 46.71 139.98 -- -- Hurricane --
      Aug 17 12:00 GMT 46.07 140.02 -- -- Hurricane --
      Aug 17 09:00 GMT 45.5 140 -- -- Hurricane --
      Aug 17 06:00 GMT 45.02 139.92 -- -- Hurricane --
      Aug 17 03:00 GMT 44.63 139.86 -- -- Hurricane --
      Aug 17 00:00 GMT 44.33 139.89 -- -- Hurricane --
      Aug 16 21:00 GMT 44.1 140.1 -- -- Hurricane --
      Aug 16 18:00 GMT 43.98 140.55 -- -- Hurricane --
      Aug 16 15:00 GMT 43.92 141.19 -- -- Hurricane --
      Aug 16 12:00 GMT 43.85 141.95 -- -- Hurricane --
      Aug 16 09:00 GMT 43.7 142.8 -- -- Hurricane --
      Aug 16 06:00 GMT 43.5 143.57 -- -- Hurricane --
      Aug 16 03:00 GMT 43.19 144.41 -- -- Hurricane --
      Aug 16 00:00 GMT 42.71 145.32 -- -- Hurricane --
      Aug 15 21:00 GMT 42 146.3 -- -- Hurricane --
      Aug 15 18:00 GMT 40.91 147.5 -- -- Hurricane --
      Aug 15 15:00 GMT 39.61 148.71 -- -- Hurricane --
      Aug 15 12:00 GMT 38.25 149.79 -- -- Hurricane --
      Aug 15 09:00 GMT 37 150.6 -- -- Hurricane --
      Aug 15 06:00 GMT 36.14 150.91 -- -- Hurricane --
      Aug 15 03:00 GMT 35.42 151.01 -- -- Hurricane --
      Aug 15 00:00 GMT 34.74 151.05 -- -- Hurricane --
      Aug 14 21:00 GMT 34 151.2 -- -- Hurricane --
      Aug 14 18:00 GMT 33.01 151.7 -- -- Hurricane --
      Aug 14 15:00 GMT 31.96 152.31 -- -- Hurricane --
      Aug 14 12:00 GMT 30.93 152.97 -- -- Hurricane --
      Aug 14 09:00 GMT 30 153.6 -- -- Hurricane --
      Aug 14 06:00 GMT 29.37 154.21 -- -- Hurricane --
      Aug 14 03:00 GMT 28.85 154.77 -- -- Hurricane --
      Aug 14 00:00 GMT 28.29 155.22 -- -- Hurricane --
      Aug 13 21:00 GMT 27.6 155.5 -- -- Hurricane --
      Aug 13 18:00 GMT 26.48 155.59 -- -- Hurricane --
      Aug 13 15:00 GMT 25.23 155.51 -- -- Hurricane --
      Aug 13 12:00 GMT 24.02 155.3 -- -- Hurricane --
      Aug 13 09:00 GMT 23 155 -- -- Hurricane --
      Aug 13 06:00 GMT 22.43 154.73 -- -- Hurricane --
      Aug 13 03:00 GMT 22.07 154.37 -- -- Hurricane --
      Aug 13 00:00 GMT 21.8 153.93 -- -- Hurricane --
      Aug 12 21:00 GMT 21.5 153.4 -- -- Hurricane --
      Aug 12 18:00 GMT 20.96 152.72 -- -- Hurricane --
      Aug 12 15:00 GMT 20.38 151.97 -- -- Hurricane --
      Aug 12 12:00 GMT 19.81 151.27 -- -- Hurricane --
      Aug 12 09:00 GMT 19.3 150.7 -- -- Hurricane --
      Aug 12 06:00 GMT 18.92 150.32 -- -- Hurricane --
      Aug 12 03:00 GMT 18.62 150.09 -- -- Hurricane --
      Aug 12 00:00 GMT 18.35 150.02 -- -- Hurricane --
      Aug 11 21:00 GMT 18.1 150.1 -- -- Hurricane --
      Aug 11 18:00 GMT 17.8 150.36 -- -- Hurricane --
      Aug 11 15:00 GMT 17.51 150.75 -- -- Hurricane --
      Aug 11 12:00 GMT 17.24 151.2 -- -- Hurricane --
      Aug 11 09:00 GMT 17 151.6 -- -- Hurricane --
      Aug 11 06:00 GMT 16.85 151.79 -- -- Hurricane --
      Aug 11 03:00 GMT 16.72 151.93 -- -- Hurricane --
      Aug 11 00:00 GMT 16.59 152.08 -- -- Hurricane --
      Aug 10 21:00 GMT 16.4 152.3 -- -- Hurricane --
      Aug 10 18:00 GMT 16.09 152.67 -- -- Hurricane --
      Aug 10 15:00 GMT 15.73 153.11 -- -- Hurricane --
      Aug 10 12:00 GMT 15.35 153.56 -- -- Hurricane --
      Aug 10 09:00 GMT 15 154 -- -- Hurricane --
      Aug 10 06:00 GMT 14.7 154.38 -- -- Hurricane --
      Aug 10 03:00 GMT 14.44 154.71 -- -- Hurricane --
      Aug 10 00:00 GMT 14.21 155.02 -- -- Hurricane --
      Aug 9 21:00 GMT 14 155.3 -- -- Hurricane --

      Learn more about Unnamed Hurricane and the 1939 Western Pacific hurricane season in our hurricane archive.

      View All Hurricanes and Tropical Cyclones
      Level Access
      Glossary