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      Hurricane and Tropical Cyclones
      Tropical Storm

      Unnamed Tropical Depression

      Storm Activity: Aug 16, 1989 - Aug 20, 1989

      Peak Wind
      55 mph
      Lowest Pressure
      990 mb
      Duration
      4 days
      Last Position
      26.8 N 119.5 E

      Storm Track

      Aug 16 – Aug 20
      Storm Category
      1. Tropical Depression < 39 mph
      2. Tropical Storm Peak 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
      55 mph
      Peak category
      Tropical Storm
      Lowest pressure
      990 mb

      Aug 20 · 06:00 GMT 20 mph 1,004 mb Extra-Tropical Low

      Storm Track Statistics
      Aug 20 06:00 GMT 26.8 119.5 20 mph 1,004 mb Extra-Tropical Low --
      Aug 20 03:00 GMT 26.8 119.74 20 mph 1,004 mb Extra-Tropical Low --
      Aug 20 00:00 GMT 26.8 120 20 mph 1,004 mb Extra-Tropical Low --
      Aug 19 21:00 GMT 26.8 120.27 30 mph 1,002 mb Tropical Depression --
      Aug 19 18:00 GMT 26.7 119.6 30 mph -- Tropical Depression --
      Aug 19 18:00 GMT 26.6 120.2 35 mph 995 mb Tropical Depression --
      Aug 19 18:00 GMT 26.8 120.5 35 mph 1,000 mb Tropical Depression --
      Aug 19 18:00 GMT 26.7 119.6 30 mph -- Tropical Depression --
      Aug 19 15:00 GMT 26.75 120.01 30 mph -- Tropical Depression --
      Aug 19 15:00 GMT 26.65 120.45 40 mph 992 mb Tropical Storm --
      Aug 19 15:00 GMT 26.78 120.61 45 mph 997 mb Severe Tropical Storm --
      Aug 19 15:00 GMT 26.75 120 30 mph -- Tropical Depression --
      Aug 19 12:00 GMT 26.8 120.4 30 mph -- Tropical Depression --
      Aug 19 12:00 GMT 26.7 120.7 45 mph 990 mb Tropical Storm --
      Aug 19 12:00 GMT 26.8 120.7 55 mph 995 mb Severe Tropical Storm --
      Aug 19 12:00 GMT 26.8 120.4 30 mph -- Tropical Depression --
      Aug 19 09:00 GMT 26.85 120.76 30 mph -- Tropical Depression --
      Aug 19 09:00 GMT 26.75 120.95 45 mph 991 mb Tropical Storm --
      Aug 19 09:00 GMT 26.94 120.85 50 mph 996 mb Tropical Storm --
      Aug 19 09:00 GMT 26.85 120.79 30 mph -- Tropical Depression --
      Aug 19 06:00 GMT 26.9 121.1 35 mph -- Tropical Depression --
      Aug 19 06:00 GMT 26.8 121.2 40 mph 993 mb Tropical Storm --
      Aug 19 06:00 GMT 27.1 121.1 45 mph 998 mb Tropical Storm --
      Aug 19 06:00 GMT 26.9 121.17 30 mph -- Tropical Depression --
      Aug 19 03:00 GMT 26.95 121.47 35 mph -- Tropical Depression --
      Aug 19 03:00 GMT 26.84 121.44 40 mph 993 mb Tropical Storm --
      Aug 19 03:00 GMT 27.19 121.54 40 mph 999 mb Tropical Depression --
      Aug 19 03:00 GMT 26.95 121.51 30 mph -- Tropical Depression --
      Aug 19 00:00 GMT 27 121.8 35 mph -- Tropical Depression --
      Aug 19 00:00 GMT 26.9 121.7 40 mph 993 mb Tropical Storm --
      Aug 19 00:00 GMT 27.2 122 35 mph 1,000 mb Tropical Depression --
      Aug 19 00:00 GMT 27 121.8 35 mph -- Tropical Depression --
      Aug 18 21:00 GMT 27.05 122.03 35 mph -- Tropical Depression --
      Aug 18 21:00 GMT 27.01 121.99 35 mph 994 mb Tropical Depression --
      Aug 18 21:00 GMT 27.11 122.34 35 mph 1,000 mb Tropical Depression --
      Aug 18 21:00 GMT 27.05 122.03 35 mph -- Tropical Depression --
      Aug 18 18:00 GMT 27.1 122.2 35 mph -- Tropical Depression --
      Aug 18 18:00 GMT 27.1 122.3 35 mph 995 mb Tropical Depression --
      Aug 18 18:00 GMT 27 122.6 35 mph 1,000 mb Tropical Depression --
      Aug 18 18:00 GMT 27.11 122.2 35 mph -- Tropical Depression --
      Aug 18 15:00 GMT 27.16 122.36 35 mph -- Tropical Depression --
      Aug 18 15:00 GMT 27.11 122.62 35 mph 995 mb Tropical Depression --
      Aug 18 15:00 GMT 26.97 122.83 35 mph 1,000 mb Tropical Depression --
      Aug 18 15:00 GMT 27.16 122.35 35 mph -- Tropical Depression --
      Aug 18 12:00 GMT 27.2 122.5 35 mph -- Tropical Depression --
      Aug 18 12:00 GMT 27.1 122.9 35 mph 995 mb Tropical Depression --
      Aug 18 12:00 GMT 27 123 35 mph 1,000 mb Tropical Depression --
      Aug 18 12:00 GMT 27.2 122.5 35 mph -- Tropical Depression --
      Aug 18 09:00 GMT 27.2 122.64 35 mph -- Tropical Depression --
      Aug 18 09:00 GMT 27.14 123.13 35 mph 995 mb Tropical Depression --
      Aug 18 09:00 GMT 27.1 123.13 40 mph 997 mb Tropical Storm --
      Aug 18 09:00 GMT 27.2 122.68 35 mph -- Tropical Depression --
      Aug 18 06:00 GMT 27.2 122.8 35 mph -- Tropical Depression --
      Aug 18 06:00 GMT 27.2 123.3 35 mph 995 mb Tropical Depression --
      Aug 18 06:00 GMT 27.2 123.2 45 mph 995 mb Tropical Storm --
      Aug 18 06:00 GMT 27.21 122.87 35 mph -- Tropical Depression --
      Aug 18 03:00 GMT 27.23 123 35 mph -- Tropical Depression --
      Aug 18 03:00 GMT 27.24 123.42 35 mph 995 mb Tropical Depression --
      Aug 18 03:00 GMT 27.18 123.21 45 mph 995 mb Tropical Storm --
      Aug 18 03:00 GMT 27.23 123.04 35 mph -- Tropical Depression --
      Aug 18 00:00 GMT 27.3 123.2 35 mph -- Tropical Depression --
      Aug 18 00:00 GMT 27.3 123.5 35 mph 995 mb Tropical Depression --
      Aug 18 00:00 GMT 27.2 123.2 45 mph 995 mb Tropical Storm --
      Aug 18 00:00 GMT 27.3 123.2 35 mph -- Tropical Depression --
      Aug 17 21:00 GMT 27.42 123.37 30 mph -- Tropical Depression --
      Aug 17 21:00 GMT 27.38 123.6 35 mph 995 mb Tropical Depression --
      Aug 17 21:00 GMT 27.41 123.24 45 mph 995 mb Tropical Storm --
      Aug 17 21:00 GMT 27.43 123.34 30 mph -- Tropical Depression --
      Aug 17 18:00 GMT 27.6 123.5 30 mph -- Tropical Depression --
      Aug 17 18:00 GMT 27.5 123.7 35 mph 995 mb Tropical Depression --
      Aug 17 18:00 GMT 27.7 123.3 45 mph 995 mb Tropical Storm --
      Aug 17 18:00 GMT 27.62 123.47 30 mph -- Tropical Depression --
      Aug 17 15:00 GMT 27.83 123.62 30 mph -- Tropical Depression --
      Aug 17 15:00 GMT 27.66 123.8 35 mph 995 mb Tropical Depression --
      Aug 17 15:00 GMT 27.95 123.36 45 mph 995 mb Tropical Storm --
      Aug 17 15:00 GMT 27.84 123.58 30 mph -- Tropical Depression --
      Aug 17 12:00 GMT 28.1 123.7 30 mph -- Tropical Depression --
      Aug 17 12:00 GMT 27.9 123.9 35 mph 995 mb Tropical Depression --
      Aug 17 12:00 GMT 28.2 123.5 45 mph 995 mb Tropical Storm --
      Aug 17 12:00 GMT 28.1 123.7 30 mph -- Tropical Depression --
      Aug 17 09:00 GMT 28.39 123.74 30 mph -- Tropical Depression --
      Aug 17 09:00 GMT 28.26 124.01 35 mph 995 mb Tropical Depression --
      Aug 17 09:00 GMT 28.46 123.75 45 mph 995 mb Tropical Storm --
      Aug 17 09:00 GMT 28.39 123.79 30 mph -- Tropical Depression --
      Aug 17 06:00 GMT 28.7 123.8 30 mph -- Tropical Depression --
      Aug 17 06:00 GMT 28.7 124.1 35 mph 995 mb Tropical Depression --
      Aug 17 06:00 GMT 28.7 124.1 45 mph 995 mb Tropical Storm --
      Aug 17 06:00 GMT 28.7 123.88 30 mph -- Tropical Depression --
      Aug 17 03:00 GMT 29 123.96 30 mph -- Tropical Depression --
      Aug 17 03:00 GMT 29.19 124.16 30 mph 996 mb Tropical Depression --
      Aug 17 03:00 GMT 28.96 124.5 45 mph 996 mb Tropical Storm --
      Aug 17 03:00 GMT 29.01 124.01 30 mph -- Tropical Depression --
      Aug 17 00:00 GMT 29.3 124.2 30 mph -- Tropical Depression --
      Aug 17 00:00 GMT 29.7 124.2 30 mph 998 mb Tropical Depression --
      Aug 17 00:00 GMT 29.1 125 45 mph 998 mb Tropical Storm --
      Aug 17 00:00 GMT 29.3 124.2 30 mph -- Tropical Depression --
      Aug 16 21:00 GMT 29.63 124.47 30 mph -- Tropical Depression --
      Aug 16 21:00 GMT 29.01 125.61 40 mph 999 mb Tropical Depression --
      Aug 16 21:00 GMT 29.59 124.51 30 mph -- Tropical Depression --
      Aug 16 18:00 GMT 29.9 124.8 30 mph -- Tropical Depression --
      Aug 16 18:00 GMT 28.8 126.2 35 mph 1,000 mb Tropical Depression --
      Aug 16 18:00 GMT 29.85 124.88 30 mph -- Tropical Depression --
      Aug 16 15:00 GMT 30.07 125.21 30 mph -- Tropical Depression --
      Aug 16 15:00 GMT 28.59 126.64 30 mph 1,000 mb Tropical Depression --
      Aug 16 15:00 GMT 30.03 125.26 30 mph -- Tropical Depression --
      Aug 16 12:00 GMT 30.1 125.6 30 mph -- Tropical Depression --
      Aug 16 12:00 GMT 28.4 127 25 mph 1,000 mb Tropical Depression --
      Aug 16 12:00 GMT 30.1 125.6 30 mph -- Tropical Depression --
      Aug 16 09:00 GMT 30 125.9 25 mph -- Tropical Depression --
      Aug 16 09:00 GMT 28.28 127.35 25 mph 1,000 mb Tropical Depression --
      Aug 16 09:00 GMT 30.03 125.86 25 mph -- Tropical Depression --
      Aug 16 06:00 GMT 29.8 126.1 25 mph -- Tropical Depression --
      Aug 16 06:00 GMT 28.2 127.7 25 mph 1,000 mb Tropical Depression --
      Aug 16 06:00 GMT 29.85 126.04 25 mph -- Tropical Depression --
      Aug 16 03:00 GMT 29.56 126.22 25 mph -- Tropical Depression --
      Aug 16 03:00 GMT 28.11 128.09 25 mph 1,000 mb Tropical Depression --
      Aug 16 03:00 GMT 29.59 126.18 25 mph -- Tropical Depression --
      Aug 16 00:00 GMT 29.3 126.3 25 mph -- Tropical Depression --
      Aug 16 00:00 GMT 28 128.5 25 mph 1,000 mb Tropical Depression --
      Aug 16 00:00 GMT 29.3 126.3 25 mph -- Tropical Depression --

      Learn more about Unnamed Tropical Depression and the 1989 Western Pacific hurricane season in our hurricane archive.

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