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      Hurricane and Tropical Cyclones

      Tropical Storm

      Unnamed Tropical Storm

      Storm Activity: Sep 19, 1970 - Sep 23, 1970

      Peak Wind
      45 mph
      Lowest Pressure
      --
      Duration
      3 days
      Last Position
      26.9 N 61 W

      Storm Track

      Sep 19 – Sep 23
      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
      45 mph
      Peak category
      Tropical Storm
      Lowest pressure
      --

      Sep 23 · 00:00 GMT 30 mph -- Tropical Depression

      Storm Track Statistics

      Sep 23 00:00 GMT 26.9 -61 30 mph -- Tropical Depression --
      Sep 22 21:00 GMT 26.79 -60.9 30 mph -- Tropical Depression --
      Sep 22 18:00 GMT 26.7 -60.8 30 mph -- Tropical Depression --
      Sep 22 15:00 GMT 26.64 -60.7 30 mph -- Tropical Depression --
      Sep 22 12:00 GMT 26.6 -60.6 35 mph -- Tropical Depression --
      Sep 22 09:00 GMT 26.54 -60.5 35 mph -- Tropical Depression --
      Sep 22 06:00 GMT 26.5 -60.4 35 mph -- Tropical Depression --
      Sep 22 03:00 GMT 26.49 -60.3 35 mph -- Tropical Storm --
      Sep 22 00:00 GMT 26.5 -60.2 40 mph -- Tropical Storm --
      Sep 21 21:00 GMT 26.5 -60.1 40 mph -- Tropical Storm --
      Sep 21 18:00 GMT 26.5 -60 40 mph -- Tropical Storm --
      Sep 21 15:00 GMT 26.5 -59.92 45 mph -- Tropical Storm --
      Sep 21 12:00 GMT 26.5 -59.8 45 mph -- Tropical Storm --
      Sep 21 09:00 GMT 26.49 -59.62 45 mph -- Tropical Storm --
      Sep 21 06:00 GMT 26.5 -59.4 45 mph -- Tropical Storm --
      Sep 21 03:00 GMT 26.54 -59.15 45 mph -- Tropical Storm --
      Sep 21 00:00 GMT 26.6 -58.9 45 mph -- Tropical Storm --
      Sep 20 21:00 GMT 26.64 -58.71 45 mph -- Tropical Storm --
      Sep 20 18:00 GMT 26.7 -58.5 40 mph -- Tropical Storm --
      Sep 20 15:00 GMT 26.8 -58.24 35 mph -- Tropical Depression --
      Sep 20 12:00 GMT 26.9 -57.9 35 mph -- Tropical Depression --
      Sep 20 09:00 GMT 26.97 -57.47 35 mph -- Tropical Depression --
      Sep 20 06:00 GMT 27 -57 35 mph -- Tropical Depression --
      Sep 20 03:00 GMT 26.96 -56.54 30 mph -- Tropical Depression --
      Sep 20 00:00 GMT 26.9 -56.1 30 mph -- Tropical Depression --
      Sep 19 21:00 GMT 26.85 -55.69 30 mph -- Tropical Depression --
      Sep 19 18:00 GMT 26.8 -55.3 30 mph -- Tropical Depression --

      Learn more about Unnamed Tropical Storm and the 1970 Atlantic hurricane season in our hurricane archive.

      View All Hurricanes and Tropical Cyclones
      Level Access
      Glossary