Typhoon 30Y_01


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              
     20210613 105201 -930.0      N/A   N/A     N/A    0.00  35.0    GMI  19.6 -104.5   19.6 -104.5   19.8 -104.7 Analysis Plot     
     20210622 091236   -3.3      N/A  16.4%  22.22    3.26  30.0 SSMI18  13.6 -143.0   13.6 -143.0   13.8 -142.9 Analysis Plot     
     20210622 195353 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI16  15.5 -141.6   14.3 -141.5   14.3 -141.5 Analysis Plot     
     20210622 215759 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI17  15.7 -141.8   15.7 -141.8   15.9 -140.3 Analysis Plot     
     20210623 032643 -930.0      N/A   N/A     N/A    0.00  30.0  AMSR2  15.9 -141.5   15.9 -141.5   16.1 -141.8 Analysis Plot     
     20210623 085949 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI18  16.0 -141.0   16.0 -141.0   16.4 -139.5 Analysis Plot     
     20210623 204619  -37.4      N/A 100.0%  66.66   22.37  45.0 SSMI18  18.6 -140.7   18.6 -140.7   18.3 -139.9 Analysis Plot     
     20210624 040907    N/A      N/A   N/A     N/A     N/A  45.0  AMSR2  19.5 -139.8   19.5 -139.8   19.5 -139.8 Analysis Plot     
     20210624 073851  -15.1      N/A  30.1% 122.21   15.13  50.0 SSMI16  19.6 -139.3   19.6 -139.3   19.3 -139.9 Analysis Plot     
     20210624 084706  -13.0      N/A  15.1% 111.10   12.98  50.0 SSMI18  19.7 -139.3   19.7 -139.3   19.3 -140.0 Analysis Plot     
     20210624 095324 -930.0      N/A   N/A     N/A    0.00  50.0 SSMI17  19.8 -139.3   19.8 -139.3   19.5 -139.9 Analysis Plot     
     20210624 202418   -6.9      N/A  82.2%  22.22    6.89  50.0 SSMI18  20.0 -139.4   20.0 -139.4   20.6 -139.5 Analysis Plot     
     20210624 205710 -930.0      N/A   N/A     N/A    0.00  50.0 SSMI16  20.0 -139.4   20.0 -139.4   20.6 -139.4 Analysis Plot     
     20210625 051107   -7.3      N/A  34.2%  33.33    7.28  50.0    GMI  20.5 -139.6   20.5 -139.6   21.9 -139.2 Analysis Plot     
     20210625 205631 -930.0      N/A   N/A     N/A    0.00  60.0 SSMI16  22.2 -138.4   22.2 -138.4   24.3 -139.0 Analysis Plot     
     20210625 225742 -930.0      N/A   N/A     N/A    0.00  60.0 SSMI17  22.4 -138.4   22.4 -138.4   24.0 -139.1 Analysis Plot     
     20210626 035813    2.9      N/A  26.0%  99.99    2.94  65.0  AMSR2  24.6 -139.3   25.3 -139.7   25.3 -139.7 Analysis Plot     
     20210626 085432    N/A      N/A   N/A     N/A     N/A  65.0 SSMI16  25.3 -140.0   25.3 -140.0   25.6 -140.2 Analysis Plot     
     20210626 092642    3.6      N/A  11.0% 199.98    3.61  65.0 SSMI17  25.3 -140.1   25.3 -140.1   26.2 -139.8 Analysis Plot     
     20210626 201006    3.2      N/A  11.0% 199.98    3.17  60.0 SSMI18  28.2 -140.6   28.2 -140.6   28.3 -140.6 Analysis Plot     
     20210626 203143    3.8      N/A   4.1% 266.64    3.84  60.0 SSMI16  28.3 -140.6   28.3 -140.6   28.5 -140.3 Analysis Plot     
     20210626 224419    3.1      N/A   N/A  177.76    3.12  60.0 SSMI17  28.4 -140.7   28.4 -140.7   29.0 -140.9 Analysis Plot     
     20210627 080847   -2.1      N/A  17.8% 199.98    2.10  45.0 SSMI18  31.6 -142.3   31.6 -142.3   31.4 -142.9 Analysis Plot     
     20210627 084119   -2.0      N/A  13.7% 233.31    1.97  45.0 SSMI16  31.7 -142.3   31.7 -142.3   31.4 -142.9 Analysis Plot     
     20210627 091309 -930.0      N/A   N/A     N/A    0.00  45.0 SSMI17  31.7 -142.3   31.7 -142.3   32.1 -142.7 Analysis Plot     
     20210627 182325   -4.8      N/A   N/A   44.44    4.80  40.0    GMI  34.8 -144.5   34.8 -144.5   34.8 -145.6 Analysis Plot     
     20210717 084740   -7.0      N/A   1.5% 266.64    7.02  30.0 SSMI15  21.0 -133.1   21.0 -133.1   20.8 -133.0 Analysis Plot     
     20210717 085748   -2.3      N/A   3.0% 333.30    2.28  30.0 SSMI18  20.9 -133.0   20.9 -133.0   20.6 -132.8 Analysis Plot     
     20210717 093522 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI16  20.9 -132.9   20.9 -132.9   21.1 -132.5 Analysis Plot     
     20210717 112957   -1.6      N/A  12.3% 199.98    1.58  30.0 SSMI17  20.8 -132.8   20.8 -132.8   21.2 -132.9 Analysis Plot     
     20210717 203439 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI18  22.1 -132.5   22.1 -132.5   22.4 -132.0 Analysis Plot     
     20210717 205316 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI16  22.1 -132.5   22.1 -132.5   22.1 -132.1 Analysis Plot     
     20210717 230615 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI17  22.0 -132.6   22.0 -132.6   21.9 -131.9 Analysis Plot     
     20210718 084459 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI18  23.1 -132.3   23.1 -132.3   23.5 -132.1 Analysis Plot     
     20210718 092224 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI16  23.1 -132.3   23.1 -132.3   23.4 -131.9 Analysis Plot     
     20210718 111635 -930.0      N/A   N/A     N/A    0.00  35.0 SSMI17  23.2 -132.4   23.2 -132.4   22.6 -132.1 Analysis Plot     
     20210718 204013 -930.0      N/A   N/A     N/A    0.00  40.0 SSMI16  23.3 -131.3   23.3 -131.3   23.8 -130.8 Analysis Plot     
     20210718 225254   -1.5      N/A   6.8% 244.42    1.48  40.0 SSMI17  23.2 -131.3   23.2 -131.3   23.2 -131.9 Analysis Plot     
     20210719 090919   -1.9      N/A   N/A   44.44    1.90  50.0 SSMI16  24.2 -130.5   24.2 -130.5   23.7 -131.9 Analysis Plot     
     20210719 110259   -1.5      N/A   N/A   66.66    1.51  50.0 SSMI17  24.2 -130.5   24.2 -130.5   24.0 -131.8 Analysis Plot     
     20210719 201447   -4.7      N/A  16.4%  66.66    4.74  50.0 SSMI16  24.2 -130.7   24.2 -130.7   24.3 -131.3 Analysis Plot     
     20210719 225306   -3.6      N/A   5.5%  66.66    3.64  50.0 SSMI17  24.2 -130.7   24.2 -130.7   24.4 -131.0 Analysis Plot     
     20210720 100045   23.5  >65 kts  63.0%  77.77   23.48  55.0 SSMI18  24.4 -129.2   24.5 -129.3   24.5 -129.3 Analysis Plot     
     20210720 220946   25.2  >65 kts  30.1%  66.66   25.22  65.0 SSMI18  24.2 -127.9   24.1 -127.9   24.1 -127.9 Analysis Plot     
     20210721 083251   25.1  >65 kts  23.3%  66.66   25.12  70.0 SSMI16  24.3 -126.9   24.0 -126.9   24.0 -126.9 Analysis Plot     
     20210721 094800   15.1      N/A  17.8%  55.55   15.13  70.0 SSMI18  24.4 -126.7   24.0 -127.0   24.0 -127.0 Analysis Plot     
     20210721 173932   17.9      N/A  67.1% 155.54   17.86  75.0  AMSR2  23.4 -126.2   23.6 -126.2   23.6 -126.2 Analysis Plot     
     20210721 212552   46.4  >65 kts 100.0% 155.54   31.39  75.0 SSMI18  23.4 -126.5   23.5 -126.0   23.5 -126.0 Analysis Plot     
     20210721 220007   44.2  >65 kts 100.0% 144.43   29.21  75.0 SSMI16  23.4 -126.5   23.5 -126.1   23.5 -126.1 Analysis Plot     
     20210722 043550   22.8  >65 kts  21.9% 144.43   22.77  80.0  AMSR2  23.4 -125.6   23.4 -125.9   23.4 -125.9 Analysis Plot     
     20210722 081943   15.5      N/A  58.9% 133.32   15.47  80.0 SSMI16  23.3 -125.4   23.3 -125.9   23.3 -125.9 Analysis Plot     
     20210722 093519   22.9  >65 kts  52.1% 133.32   22.87  80.0 SSMI18  23.4 -125.4   23.3 -125.8   23.3 -125.8 Analysis Plot     
     20210722 211252    8.3      N/A  34.2% 144.43    8.32  80.0 SSMI18  23.5 -125.4   23.8 -125.6   23.8 -125.6 Analysis Plot     
     20210722 214659    3.9      N/A   5.5% 144.43    3.91  80.0 SSMI16  23.6 -125.5   23.9 -125.6   23.9 -125.6 Analysis Plot     
     20210722 234047    2.8      N/A  30.1% 188.87    2.78  80.0 SSMI17  23.7 -125.5   24.2 -125.4   24.2 -125.4 Analysis Plot     
     20210723 080636    5.3      N/A  19.2% 177.76    5.27  80.0 SSMI16  24.2 -125.3   24.5 -125.3   24.5 -125.3 Analysis Plot     
     20210723 092236    4.0      N/A  15.1% 166.65    4.02  80.0 SSMI18  24.1 -125.4   24.5 -125.2   24.5 -125.2 Analysis Plot     
     20210723 172635    1.6      N/A   2.7% 177.76    1.55  75.0  AMSR2  25.4 -124.5   25.5 -124.9   25.5 -124.9 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.