Tropical Storm 09S


Passive Microwave (PMW) Intensity Information
Advanced Dvorak Technique (ADT)
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              
     20150127 225647   -5.6      N/A  15.1%  44.44    5.64  35.0 SSMI15 -12.8  -63.7  -12.8  -63.7  -13.2  -63.9 Analysis Plot     
     20150128 001200   -7.1      N/A  50.7%  44.44    7.07  50.0 SSMI16 -13.2  -63.9  -13.1  -64.1  -13.1  -64.1 Analysis Plot     
     20150128 025500   -0.0      N/A   N/A     N/A    0.00  50.0 SSMI18 -13.4  -64.2  -13.5  -64.3  -13.5  -64.3 Analysis Plot     
     20150128 062011 -930.0      N/A   N/A   33.33  1278.9  50.0   TRMM -13.6  -64.5  -13.8  -64.5  -13.8  -64.5 Analysis Plot     
     20150128 120713  -37.0      N/A 100.0%  44.44   22.00  50.0 SSMI15 -13.7  -64.9  -14.1  -64.8  -14.1  -64.8 Analysis Plot     
     20150128 125000   41.2  >65 kts 100.0%  33.33   26.16  85.0 SSMI16 -14.2  -64.8  -14.4  -64.9  -14.4  -64.9 Analysis Plot     
     20150128 153100   48.9  >65 kts 100.0%  44.44   33.91  85.0 SSMI18 -14.4  -65.0  -14.6  -65.2  -14.6  -65.2 Analysis Plot     
     20150128 224000 -930.0      N/A   N/A  222.20  1281.5  85.0 SSMI15 -14.9  -65.5  -14.9  -65.5  -14.5  -65.7 Analysis Plot     
     20150129 000000   40.3  >65 kts 100.0%  33.33   25.26  85.0 SSMI16 -15.1  -65.7  -14.9  -65.8  -14.9  -65.8 Analysis Plot     
     20150129 020700 -930.0      N/A   N/A  222.20  1269.4  90.0 SSMI17 -15.2  -65.8  -15.2  -65.8  -15.2  -65.7 Analysis Plot     
     20150129 024300   54.8  >65 kts 100.0%  33.33   39.81  90.0 SSMI18 -15.3  -65.9  -15.0  -66.2  -15.0  -66.2 Analysis Plot     
     20150129 051132   41.6  >65 kts 100.0%  44.44   26.63  90.0   TRMM -15.5  -66.0  -15.1  -66.3  -15.1  -66.3 Analysis Plot     
     20150129 114344   55.5  >65 kts 100.0%  33.33   40.51  90.0 SSMI15 -16.0  -66.4  -16.0  -66.8  -16.0  -66.8 Analysis Plot     
     20150129 123500   73.1  >85 kts 100.0%  33.33   58.13  90.0 SSMI16 -16.2  -66.5  -16.4  -66.9  -16.4  -66.9 Analysis Plot     
     20150129 151900   79.5  >85 kts 100.0%  33.33   64.51 115.0 SSMI18 -16.6  -67.1  -16.8  -67.2  -16.8  -67.2 Analysis Plot     
     20150129 234700   85.3  >85 kts 100.0%  44.44   70.34 115.0 SSMI16 -17.8  -67.6  -17.5  -67.7  -17.5  -67.7 Analysis Plot     
     20150130 015400   80.2  >85 kts 100.0%  44.44   65.20 140.0 SSMI17 -17.9  -67.9  -18.0  -67.8  -18.0  -67.8 Analysis Plot     
     20150130 023100   79.1  >85 kts 100.0%  44.44   64.14 140.0 SSMI18 -18.0  -68.0  -18.1  -67.9  -18.1  -67.9 Analysis Plot     
     20150130 113312   47.0  >65 kts 100.0%  33.33   31.96 140.0 SSMI15 -18.8  -68.5  -19.0  -68.3  -19.0  -68.3 Analysis Plot     
     20150130 122100   49.0  >65 kts 100.0%  33.33   34.00 140.0 SSMI16 -19.0  -68.7  -19.4  -68.4  -19.4  -68.4 Analysis Plot     
     20150130 150500   52.5  >65 kts 100.0%  33.33   37.54 140.0 SSMI18 -19.5  -68.9  -19.5  -68.7  -19.5  -68.7 Analysis Plot     
     20150130 233400   43.7  >65 kts 100.0%  33.33   28.74 140.0 SSMI16 -20.3  -70.0  -20.0  -70.0  -20.0  -70.0 Analysis Plot     
     20150131 014100   59.5  >65 kts 100.0%  33.33   44.55 130.0 SSMI17 -20.2  -70.2  -20.1  -70.3  -20.1  -70.3 Analysis Plot     
     20150131 022000   41.8  >65 kts 100.0%  33.33   26.85 130.0 SSMI18 -20.3  -70.3  -20.0  -70.6  -20.0  -70.6 Analysis Plot     
     20150131 043127   10.1      N/A  57.5%  33.33   10.13 130.0   TRMM -20.4  -70.6  -20.3  -70.8  -20.3  -70.8 Analysis Plot     
     20150131 120700    7.7      N/A  50.7% 188.87    7.69 130.0 SSMI16 -20.8  -72.1  -20.9  -72.7  -20.9  -72.7 Analysis Plot     
     20150131 123820 -930.0      N/A   N/A  144.43  1280.1 115.0   TRMM -20.6  -72.7  -20.6  -72.9  -20.6  -72.9 Analysis Plot     
     20150131 145200   14.8      N/A  49.3% 155.54   14.77 115.0 SSMI18 -20.7  -73.2  -21.0  -73.5  -21.0  -73.5 Analysis Plot     
     20150131 215559 -930.0      N/A   N/A  177.76  1275.3 115.0 SSMI15 -20.9  -74.9  -20.9  -74.9  -21.2  -75.9 Analysis Plot     
     20150131 232200    9.2      N/A  56.2%  99.99    9.20 115.0 SSMI16 -21.0  -75.5  -20.9  -76.0  -20.9  -76.0 Analysis Plot     
     20150201 020700   -0.0      N/A   N/A     N/A    0.00  90.0 SSMI18 -21.0  -76.7  -21.5  -76.9  -21.5  -76.9 Analysis Plot     
     20150201 032409   -0.0      N/A   N/A     N/A    0.00  90.0   TRMM -21.0  -77.0  -21.0  -77.0  -21.0  -77.0 Analysis Plot     
     20150201 105841   -0.0      N/A   N/A     N/A    0.00  90.0 SSMI15 -21.3  -78.9  -22.1  -79.3  -22.1  -79.3 Analysis Plot     
     20150201 115500 -930.0      N/A   N/A  222.20  1276.1  90.0 SSMI16 -21.5  -79.6  -22.5  -80.2  -22.5  -80.2 Analysis Plot     
     20150201 143900 -930.0      N/A   N/A  222.20  1275.8  80.0 SSMI18 -21.9  -81.2  -21.9  -81.2  -22.6  -81.3 Analysis Plot     
     20150201 220005   -0.0      N/A   N/A     N/A    0.00  80.0 SSMI15 -22.6  -83.6  -22.6  -83.6  -23.2  -83.9 Analysis Plot     
     20150201 231000 -930.0      N/A   N/A  188.87  1275.8  80.0 SSMI16 -23.0  -84.6  -23.0  -84.6  -24.0  -84.4 Analysis Plot     
     20150202 015500   -0.0      N/A   N/A     N/A    0.00  65.0 SSMI18 -23.9  -86.2  -23.9  -86.2  -24.6  -86.1 Analysis Plot     
     20150202 103829    2.5      N/A   N/A  122.21    2.47  65.0 SSMI15 -26.3  -89.6  -26.3  -89.6  -25.8  -89.7 Analysis Plot     
     20150202 142600 -930.0      N/A   N/A  211.09  1274.6  55.0 SSMI18 -29.8  -92.2  -29.8  -92.2  -30.3  -92.4 Analysis Plot     
     20150202 215207 -930.0      N/A   N/A  144.43  1271.5  55.0 SSMI15 -34.0  -94.3  -34.0  -94.3  -33.1  -93.6 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.