Hurricane 16E


Passive Microwave (PMW) Intensity Information
Hurricane Intensity Estimation (HIE) Algorithm
Version 8.2.1
 

         Overpass     Inten           Ring    Ring          Wind           Forecast        Final        Target  
       Date    Time   Score  Meaning   Pct    Diam  BTdiff   Est   Sat    Lat    Lon    Lat    Lon    Lat    Lon              
     20170913 224500  -46.1      N/A 100.0%  33.33   31.13  35.0 SSMI16  16.1  101.4   16.1  101.4   16.1  101.3 Analysis Plot     
     20170914 012900   -4.5      N/A  69.9%  44.44    4.53  45.0 SSMI17  16.2  101.2   16.2  101.2   16.3  101.3 Analysis Plot     
     20170914 012900   -4.3      N/A  57.5%  44.44    4.32  45.0 SSMI17  16.3  101.1   16.3  101.1   16.3  101.3 Analysis Plot     
     20170914 165210   73.0  >85 kts 100.0%  22.22   57.99  70.0    GMI  16.3   99.7   16.6   99.5   16.6   99.5 Analysis Plot     
     20170914 200531    N/A      N/A   N/A     N/A     N/A  75.0  AMSR2  16.5   99.2   16.5   99.2   16.5   99.2 Analysis Plot     
     20170915 011600    0.7      N/A  35.6%  44.44     .70  60.0 SSMI17  16.7   98.7   16.7   98.7   16.6   99.2 Analysis Plot     
     20170915 011500    N/A      N/A   N/A     N/A     N/A  60.0 SSMI17  16.8   98.6   16.8   98.6   16.6   99.2 Analysis Plot     
     20180828 141300   -3.9      N/A  27.4%  88.88    3.88  25.0 SSMI17  17.1  111.8   17.1  111.8   17.1  111.3 Analysis Plot     
     20180828 203121  -40.1      N/A 100.0%  33.33   25.15  30.0  AMSR2  17.4  112.4   17.4  112.4   17.2  112.8 Analysis Plot     
     20180829 012700   -4.9      N/A  19.4% 144.43    4.91  45.0 SSMI17  17.5  113.8   17.5  113.8   17.1  112.6 Analysis Plot     
     20180829 140100    7.5      N/A  49.3%  77.77    7.53  55.0 SSMI17  17.8  115.6   17.8  115.6   17.7  115.1 Analysis Plot     
     20180829 211402    N/A      N/A   N/A     N/A     N/A  65.0  AMSR2  17.6  116.1   17.6  116.1   17.6  116.8 Analysis Plot     
     20180829 235700   29.0  >65 kts  91.8%  44.44   13.96  65.0 SSMI16  17.6  116.3   17.5  116.3   17.5  116.3 Analysis Plot     
     20180830 092556   73.7  >85 kts 100.0%  44.44   58.68  95.0  AMSR2  17.8  117.5   17.7  117.3   17.7  117.3 Analysis Plot     
     20180830 115557   78.9  >85 kts 100.0%  33.33   63.87  95.0    GMI  17.8  117.8   17.7  117.6   17.7  117.6 Analysis Plot     
     20180830 132600   78.1  >85 kts 100.0%  33.33   63.07 125.0 SSMI16  17.8  117.7   17.8  117.7   17.8  117.7 Analysis Plot     
     20180830 234400   50.1  >65 kts 100.0%  22.22   35.07 130.0 SSMI16  17.5  118.9   17.3  119.1   17.3  119.1 Analysis Plot     
     20180831 014400 -930.0      N/A   N/A     N/A    0.00 130.0 SSMI18  17.4  119.3   17.4  119.3   17.0  119.4 Analysis Plot     
     20180831 024000   52.2  >65 kts 100.0%  22.22   37.21 130.0 SSMI17  17.3  119.4   17.2  119.4   17.2  119.4 Analysis Plot     
     20180831 101005   71.2  >85 kts 100.0%  33.33   56.21 125.0  AMSR2  16.8  120.4   16.8  120.2   16.8  120.2 Analysis Plot     
     20180831 114520   57.5  >65 kts 100.0%  33.33   42.45 115.0 SSMI15  16.8  120.4   16.8  120.3   16.8  120.3 Analysis Plot     
     20180831 151500   14.3      N/A  76.7%  33.33   14.31 115.0 SSMI17  16.7  120.9   16.7  120.8   16.7  120.8 Analysis Plot     
     20180831 210227   53.6  >65 kts 100.0%  22.22   38.63 110.0  AMSR2  16.5  121.4   16.4  121.4   16.4  121.4 Analysis Plot     
     20180901 002110 -930.0      N/A   N/A     N/A    0.00 110.0    GMI  16.4  121.9   16.4  121.9   16.1  121.8 Analysis Plot     
     20180901 022600 -930.0      N/A   N/A     N/A    0.00 105.0 SSMI17  16.3  122.0   16.3  122.0   16.4  122.3 Analysis Plot     
     20180901 022600    3.5      N/A  28.8%  77.77    3.51 105.0 SSMI17  16.3  122.3   16.4  122.0   16.4  122.0 Analysis Plot     
     20180901 114621   45.9  >65 kts 100.0%  55.55   30.90  95.0    GMI  16.3  123.4   16.2  123.2   16.2  123.2 Analysis Plot     
     20180901 132100   45.3  >65 kts 100.0%  33.33   30.28  95.0 SSMI16  16.3  123.4   16.3  123.2   16.3  123.2 Analysis Plot     
     20180901 140600    5.4      N/A  45.2%  44.44    5.40  90.0 SSMI18  16.2  123.6   16.3  123.8   16.3  123.8 Analysis Plot     
     20180901 150100   38.9  >65 kts 100.0%  77.77   23.89  90.0 SSMI17  16.2  123.8   16.4  123.7   16.4  123.7 Analysis Plot     
     20180901 214434   18.8      N/A  41.1%  33.33   18.78  90.0  AMSR2  16.3  125.2   16.4  125.0   16.4  125.0 Analysis Plot     
     20180902 095719   54.0  >65 kts 100.0%  55.55   39.01  90.0  AMSR2  17.2  127.9   17.1  127.7   17.1  127.7 Analysis Plot     
     20180902 222849   84.5  >85 kts 100.0%  44.44   69.53 115.0  AMSR2  18.2  131.2   18.2  131.4   18.2  131.4 Analysis Plot     
     20180903 113501    9.6      N/A  39.7%  44.44    9.56 110.0    GMI  19.2  135.4   19.0  135.6   19.0  135.6 Analysis Plot     
     20180903 143600   14.3      N/A  50.7%  77.77   14.28 100.0 SSMI16  19.2  136.1   19.2  136.2   19.2  136.2 Analysis Plot     
     20180903 152200   13.5      N/A  58.9%  55.55   13.55 100.0 SSMI18  19.3  136.8   19.3  136.9   19.3  136.9 Analysis Plot     
     20180903 161600    5.6      N/A  28.8%  66.66    5.59 100.0 SSMI17  19.4  137.0   19.3  137.1   19.3  137.1 Analysis Plot     
     20180904 005301    3.3      N/A   N/A   33.33    3.30  85.0    GMI  19.7  139.6   19.7  139.7   19.7  139.7 Analysis Plot     
 
 
Legend:

  - Date/Time are determined from PMW imagery at Forecast (initial guess) Lat/Lon position.

  - Positive/Negative Latitude = North/South Hemisphere; Longitude = Western/Eastern Hemisphere.

  - "Ring Diam" value indicates the estimated surface eyewall diameter in km (the MI eyewall edge diameter minus 10 km).

  - "Ring Pct" is the percentage of the "ring" (eyewall inner boundary) that is 1) colder than the "hot spot" (warmest eye pixel) in the eye by 20K, or 2) the percentage that is a) colder than 232K and b) colder than the "hot spot" by 10K, whichever is greater.
  - Values are red if Ring % <= 65, yellow/brown if Ring % <= 85 and green if Ring % > 85.

  - "Tb diff" is the difference between the "hot spot" (warmest eye pixel) and the warmest pixel on the eyewall.

  - Intensity score are listed as negative, and not used, when the JTWC or NHC estimated Vmax is <55 kts in order to rule out weak but highly symmetric TCs.

  - Error messages in intensity scores: -920 is used when the hottest pixel in the eye is <200K, to prevent false positives; -930 means <85% of eyewall has observations/data.