Tropical Storm 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              
     20190218 201627 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI18   4.3 -161.6    4.3 -161.6    3.6 -161.4 Analysis Plot     
     20190218 203516 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI17   4.3 -161.6    4.3 -161.6    4.0 -161.9 Analysis Plot     
     20190219 032424 -930.0      N/A   N/A     N/A    0.00  30.0    GMI   4.4 -159.7    4.4 -159.7    4.5 -159.6 Analysis Plot     
     20190219 081306   -0.9      N/A   1.4% 166.65     .91  30.0 SSMI18   4.4 -158.2    4.4 -158.2    4.2 -158.3 Analysis Plot     
     20190219 095146 -930.0      N/A   N/A     N/A    0.00  30.0 SSMI17   4.4 -157.9    4.4 -157.9    5.2 -158.4 Analysis Plot     
     20190219 200435    N/A      N/A   N/A     N/A     N/A  35.0 SSMI18   5.1 -154.8    5.1 -154.8    5.9 -154.9 Analysis Plot     
     20190220 054603   -4.4      N/A   6.8% 177.76    4.39  45.0 SSMI16   5.0 -153.5    5.0 -153.5    5.5 -153.6 Analysis Plot     
     20190220 080019   -4.5      N/A   5.5% 188.87    4.48  45.0 SSMI16   4.7 -153.6    4.7 -153.6    5.4 -153.6 Analysis Plot     
     20190220 080043   -2.3      N/A  65.8%  33.33    2.28  45.0 SSMI17   4.7 -153.6    4.7 -153.6    4.6 -153.2 Analysis Plot     
     20190220 093834 -930.0      N/A   N/A     N/A    0.00  45.0 SSMI17   4.9 -153.5    4.9 -153.5    5.5 -153.0 Analysis Plot     
     20190220 214202    N/A      N/A   N/A     N/A     N/A  60.0 SSMI17   6.0 -150.9    6.0 -150.9    6.0 -150.8 Analysis Plot     
     20190221 055446    8.4      N/A  64.4%  44.44    8.45  65.0 SSMI16   6.4 -149.5    6.8 -149.5    6.8 -149.5 Analysis Plot     
     20190221 181526    6.2      N/A  52.1%  44.44    6.17  70.0 SSMI15   7.3 -148.1    7.8 -147.9    7.8 -147.9 Analysis Plot     
     20190221 212914   24.1  >65 kts  27.4%  55.55   24.11  70.0 SSMI17   7.7 -147.6    8.0 -147.5    8.0 -147.5 Analysis Plot     
     20190222 034735   11.0      N/A  49.3%  22.22   10.99  75.0  AMSR2   8.3 -145.8    8.9 -146.3    8.9 -146.3 Analysis Plot     
     20190222 111816   15.1      N/A  58.9%  33.33   15.11  75.0 SSMI18   9.4 -145.5    9.5 -145.4    9.5 -145.4 Analysis Plot     
     20190222 190801   35.3  >65 kts 100.0%  33.33   20.30  80.0 SSMI16  10.0 -144.0   10.3 -144.2   10.3 -144.2 Analysis Plot     
     20190222 210535   15.2      N/A  49.3%  22.22   15.21  80.0 SSMI18  10.0 -143.8   10.4 -143.9   10.4 -143.9 Analysis Plot     
     20190223 111436   56.5  >65 kts 100.0%  33.33   41.53  85.0 SSMI17  11.3 -142.7   11.7 -143.0   11.7 -143.0 Analysis Plot     
     20190223 205325   48.7  >65 kts 100.0%  33.33   33.65 100.0 SSMI18  12.2 -142.3   12.5 -142.4   12.5 -142.4 Analysis Plot     
     20190223 225457   44.0  >65 kts 100.0%  22.22   29.00 100.0 SSMI17  12.3 -142.2   12.5 -142.1   12.5 -142.1 Analysis Plot     
     20190224 033716   64.8  >85 kts 100.0%  77.77   49.76 100.0  AMSR2  12.9 -141.7   12.8 -141.7   12.8 -141.7 Analysis Plot     
     20190224 065719   44.2  >65 kts 100.0%  44.44   29.17 100.0 SSMI16  12.6 -141.4   12.8 -141.5   12.8 -141.5 Analysis Plot     
     20190224 110124   41.3  >65 kts 100.0%  55.55   26.28 100.0 SSMI17  12.9 -141.2   12.9 -141.4   12.9 -141.4 Analysis Plot     
     20190224 155201 -930.0      N/A   N/A     N/A    0.00  95.0  AMSR2  13.2 -140.6   13.2 -140.6   13.4 -141.3 Analysis Plot     
     20190224 222828   90.2  >85 kts 100.0%  44.44   75.24  95.0 SSMI17  13.2 -140.4   13.3 -140.5   13.3 -140.5 Analysis Plot     
     20190225 042001    N/A      N/A   N/A     N/A     N/A 100.0  AMSR2  13.2 -140.1   13.2 -140.1   13.2 -140.1 Analysis Plot     
     20190225 064410   85.5  >85 kts 100.0%  44.44   70.48 105.0 SSMI16  13.5 -140.1   13.6 -140.2   13.6 -140.2 Analysis Plot     
     20190225 090157   81.8  >85 kts 100.0%  44.44   66.80 105.0 SSMI18  13.9 -140.1   13.8 -140.1   13.8 -140.1 Analysis Plot     
     20190225 105448   84.3  >85 kts 100.0%  44.44   69.28 105.0 SSMI17  14.0 -140.1   13.9 -140.3   13.9 -140.3 Analysis Plot     
     20190225 142442   96.1  >85 kts 100.0%  55.55   81.07 105.0    GMI  14.2 -140.1   14.3 -140.0   14.3 -140.0 Analysis Plot     
     20190225 163355 -930.0      N/A   N/A     N/A    0.00 105.0  AMSR2  14.3 -140.1   14.3 -140.1   15.6 -139.4 Analysis Plot     
     20190225 200215   66.8  >85 kts 100.0%  55.55   51.75 105.0 SSMI16  14.3 -139.6   14.7 -139.9   14.7 -139.9 Analysis Plot     
     20190225 221550   67.3  >85 kts 100.0%  44.44   52.26 105.0 SSMI17  14.4 -139.5   14.8 -139.9   14.8 -139.9 Analysis Plot     
     20190226 063059   80.4  >85 kts 100.0%  44.44   65.45 105.0 SSMI16  15.0 -139.6   15.2 -140.0   15.2 -140.0 Analysis Plot     
     20190226 085014   70.3  >85 kts 100.0%  44.44   55.25 105.0 SSMI18  15.1 -139.5   15.3 -140.0   15.3 -140.0 Analysis Plot     
     20190226 194913   46.1  >65 kts 100.0%  33.33   31.11  85.0 SSMI16  15.4 -140.1   15.6 -140.2   15.6 -140.2 Analysis Plot     
     20190226 221614   44.9  >65 kts 100.0%  44.44   29.88  85.0 SSMI18  15.5 -139.9   15.6 -140.2   15.6 -140.2 Analysis Plot     
     20190227 040819   41.1  >65 kts 100.0%  33.33   26.06  85.0  AMSR2  16.2 -139.6   16.1 -140.1   16.1 -140.1 Analysis Plot     
     20190227 061346   15.7      N/A  41.1%  66.66   15.72  85.0 SSMI16  16.2 -139.6   16.2 -139.6   16.2 -140.1 Analysis Plot     
     20190227 100546    3.0      N/A  38.4%  66.66    2.98  80.0 SSMI18  16.3 -139.9   16.3 -139.9   16.4 -140.1 Analysis Plot     
     20190227 193511   -0.7      N/A   N/A  211.09     .71  50.0 SSMI16  16.5 -138.0   16.5 -138.0   16.8 -137.8 Analysis Plot     
     20190227 214337   -1.6      N/A   N/A   99.99    1.56  50.0 SSMI18  16.8 -137.7   16.8 -137.7   17.2 -137.4 Analysis Plot     
     20190228 081226 -930.0      N/A   N/A     N/A    0.00  40.0 SSMI18  17.5 -135.3   17.5 -135.3   18.0 -135.3 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.