Tropical Storm 01F_14


UW-CIMSS Automated Satellite-Based
Advanced Dvorak Technique (ADT)
Version 9.0
 
Current Intensity Analysis
 


                     UW - CIMSS                     
              ADVANCED DVORAK TECHNIQUE       
                    ADT-Version 9.0                
         Tropical Cyclone Intensity Algorithm       

             ----- Current Analysis ----- 
     Date :  19 DEC 2020    Time :   065032 UTC
      Lat :   20:52:17 S     Lon :  176:44:29 W

     
                CI# /Pressure/ Vmax
                3.2 / 988.2mb/ 49.0kt

     
             Final T#  Adj T#  Raw T# 
                2.6     2.5     2.3

     Latitude bias adjustment to MSLP :  +0.0mb

 Center Temp : -30.7C    Cloud Region Temp : -35.8C

 Scene Type : CURVED BAND with 0.29 ARC in MD GRAY 
              Maximum CURVED BAND with 0.32 ARC in MD GRAY 
               at Lat:  21:04:11 S  Lon: 177:08:23 W 

 Subtropical Adjustment : OFF 

 Extratropical Adjustment : OFF 

 Positioning Method : FORECAST INTERPOLATION 

 Ocean Basin : EAST PACIFIC  
 Dvorak CI > MSLP Conversion Used : PACIFIC   

 Tno/CI Rules : Constraint Limits : 0.7T/6hr 
                   Weakening Flag : ON    
           Rapid Dissipation Flag : FLAG  

 Satellite Name :  GOES17 
 Satellite Viewing Angle : 50.6 degrees 

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History File Listing
Thresholds
(AtlEastCentPac / Other)
12.0 /10.0
ARCHER Information
PMW Information
Wind Radii Estimates
(based on Knaff et al. 2016)

(naut.mi.) R34 R50 R64
NE 75.0  0.0  0.0 
SE 75.0  0.0  0.0 
SW 65.0  0.0  0.0 
NW 60.0  0.0  0.0 
Parameters Used
RMW derived from Climatology
TC current intensity from ADT = 49.0 (kts)
TC forward speed from Forecast Interpolation = 0.9 (kts)
TC heading from Forecast Interpolation = 180.0 (deg)
Historical listing of wind radii values
Timeline plots of Wind Radii : 34kt   50kt   64kt
Satellite Imagery
Time Series
HTML5 Movie