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      Hurricane and Tropical Cyclones

      Category 1 Hurricane

      Hurricane Isaac

      Storm Activity: Aug 20, 2012 - Sep 1, 2012

      Peak Wind
      80 mph
      Lowest Pressure
      965 mb
      Duration
      12 days
      Last Position
      38.4 N 93.3 W

      Storm Track

      Aug 20 – Sep 1
      Storm Category
      1. Tropical Depression < 39 mph
      2. Tropical Storm 39-73 mph
      3. Category 1 Peak 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
      80 mph
      Peak category
      Category 1
      Lowest pressure
      965 mb

      Sep 1 · 06:00 GMT 25 mph 1,005 mb Tropical Depression

      Storm Track Statistics

      Sep 1 06:00 GMT 38.4 -93.3 25 mph 1,005 mb Tropical Depression --
      Sep 1 03:00 GMT 38.14 -93.63 25 mph 1,004 mb Tropical Depression --
      Sep 1 00:00 GMT 37.8 -93.9 25 mph 1,004 mb Tropical Depression --
      Aug 31 21:00 GMT 37.34 -94.05 25 mph 1,003 mb Tropical Depression --
      Aug 31 18:00 GMT 36.8 -94.1 25 mph 1,003 mb Tropical Depression --
      Aug 31 15:00 GMT 36.22 -94.1 25 mph 1,002 mb Tropical Depression --
      Aug 31 12:00 GMT 35.6 -94 25 mph 1,001 mb Tropical Depression --
      Aug 31 09:00 GMT 34.95 -93.79 25 mph 1,000 mb Tropical Depression --
      Aug 31 06:00 GMT 34.3 -93.5 30 mph 1,000 mb Tropical Depression --
      Aug 31 03:00 GMT 33.68 -93.2 30 mph 999 mb Tropical Depression --
      Aug 31 00:00 GMT 33.1 -92.9 35 mph 998 mb Tropical Depression --
      Aug 30 21:00 GMT 32.57 -92.64 35 mph 995 mb Tropical Storm --
      Aug 30 18:00 GMT 32.1 -92.4 40 mph 993 mb Tropical Storm --
      Aug 30 15:00 GMT 31.68 -92.14 45 mph 990 mb Tropical Storm --
      Aug 30 12:00 GMT 31.3 -91.9 50 mph 987 mb Tropical Storm --
      Aug 30 09:00 GMT 30.93 -91.69 60 mph 984 mb Tropical Storm --
      Aug 30 06:00 GMT 30.6 -91.5 65 mph 982 mb Tropical Storm --
      Aug 30 03:00 GMT 30.33 -91.29 65 mph 979 mb Tropical Storm --
      Aug 30 00:00 GMT 30.1 -91.1 65 mph 977 mb Tropical Storm --
      Aug 29 21:00 GMT 29.89 -90.94 65 mph 975 mb Tropical Storm --
      Aug 29 18:00 GMT 29.7 -90.8 70 mph 973 mb Tropical Storm --
      Aug 29 15:00 GMT 29.54 -90.66 70 mph 970 mb Hurricane --
      Aug 29 12:00 GMT 29.4 -90.5 75 mph 968 mb Hurricane 1
      Aug 29 09:00 GMT 29.25 -90.29 80 mph 966 mb Hurricane 1
      Aug 29 08:00 GMT 29.2 -90.2 80 mph 966 mb Hurricane 1
      Aug 29 06:00 GMT 29.1 -90 80 mph 966 mb Hurricane 1
      Aug 29 03:00 GMT 29 -89.7 80 mph 965 mb Hurricane 1
      Aug 29 00:00 GMT 28.9 -89.4 80 mph 967 mb Hurricane 1
      Aug 28 21:00 GMT 28.78 -89.09 80 mph 969 mb Hurricane 1
      Aug 28 18:00 GMT 28.6 -88.8 80 mph 972 mb Hurricane 1
      Aug 28 15:00 GMT 28.32 -88.56 75 mph 973 mb Hurricane 1
      Aug 28 12:00 GMT 28 -88.3 75 mph 975 mb Hurricane 1
      Aug 28 09:00 GMT 27.7 -87.98 70 mph 976 mb Tropical Storm --
      Aug 28 06:00 GMT 27.4 -87.6 70 mph 978 mb Tropical Storm --
      Aug 28 03:00 GMT 27.09 -87.17 70 mph 978 mb Tropical Storm --
      Aug 28 00:00 GMT 26.8 -86.7 70 mph 979 mb Tropical Storm --
      Aug 27 21:00 GMT 26.55 -86.21 70 mph 980 mb Tropical Storm --
      Aug 27 18:00 GMT 26.3 -85.7 70 mph 982 mb Tropical Storm --
      Aug 27 15:00 GMT 26.01 -85.21 65 mph 984 mb Tropical Storm --
      Aug 27 12:00 GMT 25.7 -84.7 65 mph 987 mb Tropical Storm --
      Aug 27 09:00 GMT 25.37 -84.15 60 mph 988 mb Tropical Storm --
      Aug 27 06:00 GMT 25 -83.6 60 mph 989 mb Tropical Storm --
      Aug 27 03:00 GMT 24.58 -83.11 60 mph 989 mb Tropical Storm --
      Aug 27 00:00 GMT 24.2 -82.6 60 mph 990 mb Tropical Storm --
      Aug 26 21:00 GMT 23.91 -82.03 60 mph 991 mb Tropical Storm --
      Aug 26 18:00 GMT 23.7 -81.4 60 mph 992 mb Tropical Storm --
      Aug 26 15:00 GMT 23.56 -80.74 60 mph 993 mb Tropical Storm --
      Aug 26 12:00 GMT 23.4 -80 65 mph 995 mb Tropical Storm --
      Aug 26 09:00 GMT 23.1 -79.16 65 mph 995 mb Tropical Storm --
      Aug 26 06:00 GMT 22.7 -78.3 65 mph 995 mb Tropical Storm --
      Aug 26 03:00 GMT 22.27 -77.49 60 mph 996 mb Tropical Storm --
      Aug 26 00:00 GMT 21.8 -76.7 60 mph 997 mb Tropical Storm --
      Aug 25 21:00 GMT 21.35 -75.93 60 mph 997 mb Tropical Storm --
      Aug 25 18:00 GMT 20.8 -75.2 60 mph 997 mb Tropical Storm --
      Aug 25 15:00 GMT 20.1 -74.5 60 mph 997 mb Tropical Storm --
      Aug 25 12:00 GMT 19.6 -73.9 60 mph 997 mb Tropical Storm --
      Aug 25 09:00 GMT 18.96 -73.28 60 mph 994 mb Tropical Storm --
      Aug 25 06:00 GMT 18.3 -72.7 65 mph 991 mb Tropical Storm --
      Aug 25 03:00 GMT 17.75 -72.21 65 mph 991 mb Tropical Storm --
      Aug 25 00:00 GMT 17.3 -71.8 65 mph 992 mb Tropical Storm --
      Aug 24 21:00 GMT 16.94 -71.49 65 mph 992 mb Tropical Storm --
      Aug 24 18:00 GMT 16.6 -71.2 65 mph 993 mb Tropical Storm --
      Aug 24 15:00 GMT 16.12 -70.85 60 mph 994 mb Tropical Storm --
      Aug 24 12:00 GMT 15.7 -70.4 60 mph 995 mb Tropical Storm --
      Aug 24 09:00 GMT 15.46 -69.79 55 mph 996 mb Tropical Storm --
      Aug 24 06:00 GMT 15.4 -69.1 50 mph 998 mb Tropical Storm --
      Aug 24 03:00 GMT 15.53 -68.46 50 mph 1,000 mb Tropical Storm --
      Aug 24 00:00 GMT 15.7 -67.8 50 mph 1,002 mb Tropical Storm --
      Aug 23 21:00 GMT 15.71 -67.11 50 mph 1,002 mb Tropical Storm --
      Aug 23 18:00 GMT 15.6 -66.4 50 mph 1,003 mb Tropical Storm --
      Aug 23 15:00 GMT 15.35 -65.71 50 mph 1,003 mb Tropical Storm --
      Aug 23 12:00 GMT 15.1 -65 50 mph 1,003 mb Tropical Storm --
      Aug 23 09:00 GMT 14.96 -64.2 50 mph 1,003 mb Tropical Storm --
      Aug 23 06:00 GMT 15 -63.4 50 mph 1,004 mb Tropical Storm --
      Aug 23 03:00 GMT 15.31 -62.7 50 mph 1,004 mb Tropical Storm --
      Aug 23 00:00 GMT 15.7 -62 50 mph 1,004 mb Tropical Storm --
      Aug 22 21:00 GMT 15.97 -61.23 50 mph 1,004 mb Tropical Storm --
      Aug 22 18:00 GMT 16.1 -60.4 50 mph 1,004 mb Tropical Storm --
      Aug 22 15:00 GMT 16.04 -59.53 50 mph 1,004 mb Tropical Storm --
      Aug 22 12:00 GMT 15.9 -58.6 50 mph 1,004 mb Tropical Storm --
      Aug 22 09:00 GMT 15.81 -57.6 50 mph 1,003 mb Tropical Storm --
      Aug 22 06:00 GMT 15.7 -56.6 50 mph 1,003 mb Tropical Storm --
      Aug 22 03:00 GMT 15.55 -55.68 50 mph 1,003 mb Tropical Storm --
      Aug 22 00:00 GMT 15.4 -54.8 45 mph 1,004 mb Tropical Storm --
      Aug 21 21:00 GMT 15.29 -53.93 45 mph 1,004 mb Tropical Storm --
      Aug 21 18:00 GMT 15.2 -53.1 40 mph 1,005 mb Tropical Storm --
      Aug 21 15:00 GMT 15.09 -52.34 35 mph 1,005 mb Tropical Depression --
      Aug 21 12:00 GMT 15 -51.6 35 mph 1,006 mb Tropical Depression --
      Aug 21 09:00 GMT 14.91 -50.86 35 mph 1,006 mb Tropical Depression --
      Aug 21 06:00 GMT 14.9 -50.1 35 mph 1,007 mb Tropical Depression --
      Aug 21 03:00 GMT 15.01 -49.32 35 mph 1,007 mb Tropical Low --
      Aug 21 00:00 GMT 15.2 -48.5 35 mph 1,008 mb Tropical Low --
      Aug 20 21:00 GMT 15.41 -47.68 35 mph 1,008 mb Tropical Low --
      Aug 20 18:00 GMT 15.6 -46.8 35 mph 1,009 mb Tropical Low --
      Aug 20 15:00 GMT 15.68 -45.83 30 mph 1,009 mb Tropical Low --
      Aug 20 12:00 GMT 15.7 -44.8 30 mph 1,010 mb Tropical Low --

      Learn more about Hurricane Isaac and the 2012 Atlantic hurricane season in our hurricane archive.

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      Glossary