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      Hurricane and Tropical Cyclones

      Tropical Depression

      Unnamed Tropical Depression

      Storm Activity: Aug 1, 1977 - Aug 2, 1977

      Peak Wind
      35 mph
      Lowest Pressure
      --
      Duration
      20 hours
      Last Position
      14.8 N 131.2 W

      Storm Track

      Aug 1 – Aug 2
      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
      --

      Aug 2 · 12:00 GMT 35 mph -- Dissipating

      Storm Track Statistics

      Aug 2 12:00 GMT 14.8 -131.2 35 mph -- Dissipating --
      Aug 2 09:00 GMT 15.05 -130.6 30 mph -- Tropical Depression --
      Aug 2 06:00 GMT 15.3 -130.4 30 mph -- Tropical Depression --
      Aug 2 06:00 GMT 15.3 -130 30 mph -- Tropical Depression --
      Aug 2 03:00 GMT 15.5 -129.8 30 mph -- Tropical Depression --
      Aug 2 03:00 GMT 15.55 -129.4 30 mph -- Tropical Depression --
      Aug 2 00:00 GMT 15.7 -129.2 30 mph -- Tropical Depression --
      Aug 2 00:00 GMT 15.8 -128.8 30 mph -- Tropical Depression --
      Aug 1 21:00 GMT 15.7 -128.6 30 mph -- Tropical Depression --
      Aug 1 21:00 GMT 15.65 -128.16 30 mph -- Tropical Depression --
      Aug 1 18:00 GMT 15.7 -128 30 mph -- Tropical Depression --
      Aug 1 18:00 GMT 15.5 -127.52 30 mph -- Tropical Depression --
      Aug 1 16:00 GMT 15.4 -127.1 30 mph -- Tropical Depression --

      Learn more about Unnamed Tropical Depression and the 1977 Eastern Pacific hurricane season in our hurricane archive.

      View All Hurricanes and Tropical Cyclones
      Level Access
      Glossary