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      Hurricane and Tropical Cyclones

      Tropical Storm

      Tropical Storm Emma

      Storm Activity: Sep 14, 1977 - Sep 21, 1977

      Peak Wind
      70 mph
      Lowest Pressure
      965 mb
      Duration
      8 days
      Last Position
      59 N 168 E

      Storm Track

      Sep 14 – Sep 21
      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
      70 mph
      Peak category
      Tropical Storm
      Lowest pressure
      965 mb

      Sep 21 · 18:00 GMT -- 992 mb Extratropical

      Storm Track Statistics

      Sep 21 18:00 GMT 59 168 -- 992 mb Extratropical --
      Sep 21 15:00 GMT 58.66 166.2 -- 990 mb Extratropical --
      Sep 21 12:00 GMT 58 165 -- 988 mb Extratropical --
      Sep 21 09:00 GMT 56.79 164.63 -- 988 mb Extratropical --
      Sep 21 06:00 GMT 55 164 -- 988 mb Extratropical --
      Sep 21 03:00 GMT 52.46 162.24 -- 984 mb Tropical Storm --
      Sep 21 00:00 GMT 50 160 50 mph 980 mb Tropical Storm --
      Sep 20 21:00 GMT 48.59 157.66 50 mph 980 mb Tropical Storm --
      Sep 20 18:00 GMT 47.5 155.2 50 mph 980 mb Tropical Storm --
      Sep 20 15:00 GMT 46.01 152.95 50 mph 980 mb Tropical Storm --
      Sep 20 12:00 GMT 44.6 150.9 50 mph 980 mb Tropical Storm --
      Sep 20 09:00 GMT 43.55 149.02 50 mph 980 mb Tropical Storm --
      Sep 20 06:00 GMT 42.6 147.4 50 mph 980 mb Tropical Storm --
      Sep 20 03:00 GMT 41.47 146.08 50 mph 980 mb Tropical Storm --
      Sep 20 00:00 GMT 40.3 145 50 mph 980 mb Tropical Storm --
      Sep 19 21:00 GMT 39.13 144.04 50 mph 980 mb Tropical Storm --
      Sep 19 18:00 GMT 38 143.2 50 mph 980 mb Tropical Storm --
      Sep 19 15:00 GMT 36.93 142.42 50 mph 980 mb Tropical Storm --
      Sep 19 12:00 GMT 35.9 141.7 50 mph 980 mb Tropical Storm --
      Sep 19 09:00 GMT 34.85 140.89 50 mph 980 mb Tropical Storm --
      Sep 19 06:00 GMT 33.9 140.3 50 mph 980 mb Tropical Storm --
      Sep 19 03:00 GMT 33.12 140.15 55 mph 977 mb Severe Tropical Storm --
      Sep 19 00:00 GMT 32.5 140.2 60 mph 975 mb Severe Tropical Storm --
      Sep 18 21:00 GMT 31.99 140.13 60 mph 975 mb Severe Tropical Storm --
      Sep 18 18:00 GMT 31.5 140.2 60 mph 975 mb Severe Tropical Storm --
      Sep 18 15:00 GMT 30.82 140.54 60 mph 972 mb Severe Tropical Storm --
      Sep 18 12:00 GMT 30.2 141 60 mph 970 mb Severe Tropical Storm --
      Sep 18 09:00 GMT 29.82 141.37 60 mph 970 mb Severe Tropical Storm --
      Sep 18 06:00 GMT 29.6 141.8 60 mph 970 mb Severe Tropical Storm --
      Sep 18 03:00 GMT 29.44 142.42 60 mph 970 mb Severe Tropical Storm --
      Sep 18 00:00 GMT 29.3 143 60 mph 970 mb Severe Tropical Storm --
      Sep 17 21:00 GMT 29.06 143.3 60 mph 970 mb Severe Tropical Storm --
      Sep 17 18:00 GMT 28.8 143.5 60 mph 970 mb Severe Tropical Storm --
      Sep 17 15:00 GMT 28.6 143.76 60 mph 970 mb Severe Tropical Storm --
      Sep 17 12:00 GMT 28.4 144 60 mph 970 mb Severe Tropical Storm --
      Sep 17 09:00 GMT 28.17 144.22 60 mph 970 mb Severe Tropical Storm --
      Sep 17 06:00 GMT 27.9 144.4 60 mph 970 mb Severe Tropical Storm --
      Sep 17 03:00 GMT 27.61 144.54 60 mph 967 mb Severe Tropical Storm --
      Sep 17 00:00 GMT 27.3 144.6 65 mph 965 mb Severe Tropical Storm --
      Sep 16 21:00 GMT 27 144.58 60 mph 967 mb Severe Tropical Storm --
      Sep 16 18:00 GMT 26.7 144.5 60 mph 970 mb Severe Tropical Storm --
      Sep 16 15:00 GMT 26.41 144.41 60 mph 970 mb Severe Tropical Storm --
      Sep 16 12:00 GMT 26.1 144.3 60 mph 970 mb Severe Tropical Storm --
      Sep 16 09:00 GMT 25.76 144.22 60 mph 972 mb Severe Tropical Storm --
      Sep 16 06:00 GMT 25.4 144.1 65 mph 975 mb Severe Tropical Storm --
      Sep 16 03:00 GMT 25.02 143.9 65 mph 975 mb Severe Tropical Storm --
      Sep 16 00:00 GMT 24.6 143.7 65 mph 975 mb Severe Tropical Storm --
      Sep 15 21:00 GMT 24.11 143.59 65 mph 975 mb Severe Tropical Storm --
      Sep 15 18:00 GMT 23.6 143.5 65 mph 975 mb Severe Tropical Storm --
      Sep 15 15:00 GMT 23.15 143.41 65 mph 975 mb Severe Tropical Storm --
      Sep 15 12:00 GMT 22.7 143.3 70 mph 975 mb Severe Tropical Storm --
      Sep 15 09:00 GMT 22.22 143.14 65 mph 977 mb Severe Tropical Storm --
      Sep 15 06:00 GMT 21.7 143 65 mph 980 mb Severe Tropical Storm --
      Sep 15 03:00 GMT 21.06 142.96 65 mph 982 mb Severe Tropical Storm --
      Sep 15 00:00 GMT 20.5 143 65 mph 985 mb Severe Tropical Storm --
      Sep 14 21:00 GMT 20.19 143.09 60 mph 987 mb Tropical Storm --
      Sep 14 18:00 GMT 20 143.2 50 mph 990 mb Tropical Storm --
      Sep 14 15:00 GMT 19.81 143.29 50 mph 990 mb Tropical Storm --
      Sep 14 12:00 GMT 19.6 143.4 45 mph 990 mb Tropical Storm --
      Sep 14 09:00 GMT 19.32 143.54 -- 991 mb Tropical Depression --
      Sep 14 06:00 GMT 19 143.7 -- 992 mb Tropical Depression --

      Learn more about Tropical Storm Emma and the 1977 Western Pacific hurricane season in our hurricane archive.

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      Level Access
      Glossary