Tropical Depression 11W


Passive Microwave (PMW) Intensity Information
Hurricane Intensity Estimation (HIE) Algorithm
Version 9.0
 

         Overpass     Inten           Ring    Ring          Wind           Forecast        Final        Target  
       Date    Time   Score  Meaning   Pct    Diam  BTdiff   Est   Sat    Lat    Lon    Lat    Lon    Lat    Lon              
     20180715 172725 -930.0      N/A   N/A     N/A    0.00  25.0  AMSR2  18.9 -126.8   18.9 -126.8   18.4 -128.9 Analysis Plot     
     20180715 194438   -3.2      N/A   6.8% 122.21    3.18  25.0 SSMI15  18.6 -126.6   18.6 -126.6   18.7 -125.9 Analysis Plot     
     20180715 202104 -930.0      N/A   N/A     N/A    0.00  25.0 SSMI16  18.6 -126.5   18.6 -126.5   18.7 -125.9 Analysis Plot     
     20180715 232654   -0.3      N/A  31.5% 155.54     .34  25.0 SSMI17  18.6 -125.5   18.6 -125.5   19.0 -124.8 Analysis Plot     
     20180716 074414 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI15  19.0 -123.5   19.0 -123.5   18.3 -122.9 Analysis Plot     
     20180716 085139 -930.0      N/A   N/A     N/A    0.00  30.0    GMI  18.9 -123.0   18.9 -123.0   18.1 -123.8 Analysis Plot     
     20180716 100107    N/A      N/A   N/A     N/A     N/A  30.0 SSMI18  18.9 -122.9   18.9 -122.9   18.1 -122.7 Analysis Plot     
     20180716 190527 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI15  18.9 -119.9   18.9 -119.9   18.3 -121.0 Analysis Plot     
     20180716 220905  -27.4      N/A 100.0%  22.22   12.44  30.0    GMI  19.1 -119.7   19.1 -119.7   19.2 -118.7 Analysis Plot     
     20180716 232159  -17.3      N/A 100.0%  22.22    2.26  30.0 SSMI18  19.1 -119.6   19.1 -119.6   19.2 -118.6 Analysis Plot     
     20180717 050540 -930.0      N/A   N/A     N/A    0.00  35.0  AMSR2  19.5 -116.2   19.5 -116.2   19.1 -116.2 Analysis Plot     
     20180717 081627   -2.9      N/A   8.2% 133.32    2.87  35.0 SSMI16  19.5 -115.2   19.5 -115.2   19.8 -115.2 Analysis Plot     
     20180717 093805 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI15  19.5 -115.3   19.5 -115.3   19.7 -114.1 Analysis Plot     
     20180717 113431    N/A      N/A   N/A     N/A     N/A  35.0 SSMI17  19.5 -113.5   19.5 -113.5   18.9 -113.8 Analysis Plot     
     20180717 213307    N/A      N/A   N/A     N/A     N/A  35.0 SSMI16  18.8 -110.5   18.8 -110.5   19.0 -110.1 Analysis Plot     
     20180717 224944 -930.0      N/A   N/A     N/A    0.00  35.0    GMI  18.8 -109.9   18.8 -109.9   18.9 -109.6 Analysis Plot     
     20180718 004400   -1.4      N/A  26.0%  55.55    1.42  35.0 SSMI17  18.8 -109.6   18.8 -109.6   18.8 -109.2 Analysis Plot     
     20180718 054754   -0.9      N/A  50.7%  88.88     .93  35.0  AMSR2  18.9 -107.9   18.9 -107.9   18.8 -107.8 Analysis Plot     
     20180718 112651   -3.9      N/A  71.2% 155.54    3.93  40.0 SSMI18  19.0 -107.1   19.0 -107.1   18.9 -106.7 Analysis Plot     
     20180718 204758  -10.5      N/A   5.5%  44.44   10.49  45.0 SSMI15  19.1 -105.2   19.1 -105.2   19.3 -105.3 Analysis Plot     
     20180719 003638    N/A      N/A   N/A     N/A     N/A  45.0 SSMI18  19.2 -104.6   19.2 -104.6   19.1 -104.7 Analysis Plot     
     20180719 063033    N/A      N/A   N/A     N/A     N/A  45.0  AMSR2  19.4 -103.7   19.4 -103.7   19.4 -103.7 Analysis Plot     
     20180719 093052   -5.8      N/A  12.3%  33.33    5.83  45.0 SSMI16  19.5 -103.4   19.5 -103.4   19.5 -103.3 Analysis Plot     
     20180719 111423   -0.5      N/A   N/A   55.55     .54  45.0 SSMI18  19.6 -103.3   19.6 -103.3   20.1 -104.1 Analysis Plot     
     20180721 182913   -6.0      N/A  26.0%  33.33    5.99  25.0  AMSR2  19.2 -107.4   19.2 -107.4   19.3 -107.3 Analysis Plot     
     20180721 221435   -1.6      N/A   N/A   66.66    1.59  25.0 SSMI16  19.4 -107.8   19.4 -107.8   19.5 -107.5 Analysis Plot     
     20180721 235910   -3.0      N/A   N/A   99.99    3.00  25.0 SSMI18  19.4 -108.0   19.4 -108.0   19.3 -107.5 Analysis Plot     
     20180722 081954   -5.6      N/A  15.1%  99.99    5.60  25.0    GMI  19.3 -108.6   19.0 -108.5   19.0 -108.5 Analysis Plot     
     20180722 085412   -4.5      N/A   N/A  111.10    4.55  35.0 SSMI16  19.3 -108.4   19.3 -108.4   18.8 -108.6 Analysis Plot     
     20180722 095835 -930.0      N/A   N/A     N/A    0.00  25.0 SSMI15  19.3 -108.6   19.3 -108.6   19.1 -108.4 Analysis Plot     
     20180722 102725   -1.1      N/A   N/A   66.66    1.09  35.0 SSMI18  19.3 -108.5   19.3 -108.5   18.9 -108.6 Analysis Plot     
     20180722 120617 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI17  19.4 -108.7   19.4 -108.7   19.0 -108.8 Analysis Plot     
     20180722 220909   -3.0      N/A   N/A  222.20    3.00  35.0 SSMI16  19.5 -109.4   19.5 -109.4   19.7 -110.0 Analysis Plot     
     20180722 234738   -2.3      N/A   N/A   77.77    2.35  35.0 SSMI18  19.6 -109.5   19.6 -109.5   19.6 -108.9 Analysis Plot     
     20180723 072729   -1.1      N/A  21.9% 188.87    1.13  35.0    GMI  20.2 -109.9   20.2 -109.9   20.3 -110.2 Analysis Plot     
     20180723 083907   -2.7      N/A  21.9% 188.87    2.73  35.0 SSMI16  20.6 -110.1   20.6 -110.1   20.3 -110.4 Analysis Plot     
     20180723 101455   -1.7      N/A   4.1% 166.65    1.70  35.0 SSMI18  20.7 -110.1   20.7 -110.1   20.7 -110.3 Analysis Plot     
     20180723 115307   -2.8      N/A   8.2% 233.31    2.81  35.0 SSMI17  20.8 -110.1   20.8 -110.1   21.1 -110.3 Analysis Plot     
     20180723 181631   -4.1      N/A  10.4% 144.43    4.10  35.0  AMSR2  21.0 -109.2   21.0 -109.2   21.8 -110.2 Analysis Plot     
     20180723 204615 -930.0      N/A   N/A     N/A    0.00  35.0    GMI  21.2 -109.0   21.2 -109.0   22.1 -109.4 Analysis Plot     
     20180723 210539 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI15  21.2 -109.1   21.2 -109.1   22.3 -109.8 Analysis Plot     
     20180723 215556 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI16  21.2 -109.0   21.2 -109.0   22.1 -110.1 Analysis Plot     
     20180723 233451 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI18  21.3 -108.8   21.3 -108.8   22.2 -109.9 Analysis Plot     
     20180724 010130 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI17  21.4 -108.7   21.4 -108.7   22.4 -109.5 Analysis Plot     
     20180724 082611    N/A      N/A   N/A     N/A     N/A  25.0 SSMI16  22.0 -108.8   22.0 -108.8   21.7 -108.7 Analysis Plot     
     20180724 114005   -1.0      N/A   1.4% 244.42    1.00  25.0 SSMI17  22.2 -108.6   22.2 -108.6   22.3 -108.7 Analysis Plot     
     20180724 204940   -0.7      N/A   N/A   88.88     .65  25.0 SSMI15  22.8 -107.6   22.8 -107.6   23.3 -107.1 Analysis Plot     
     20180724 214251   -0.4      N/A   N/A   44.44     .42  25.0 SSMI16  22.9 -107.5   22.9 -107.5   23.1 -107.0 Analysis Plot     
     20180725 004842   -0.4      N/A   N/A   66.66     .39  25.0 SSMI17  23.0 -107.1   23.0 -107.1   22.9 -107.1 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.