*         NE PACIFIC TC GENESIS INDEX          *
                      *                GFS VERSION                   *
                      *           EP972019 07/21/19 12 UTC           *

TIME (hr)           0     6    12    18    24    36    48    60    72    84    96   108   120
Prob of Genesis                                       73%                                 92%

LAT  (deg N)     14.0  15.0  15.8  16.3  17.0  18.1  18.9  19.4  19.6  19.8  20.5  21.3  22.4
LON  (deg W)    114.2 114.2 114.4 114.9 115.4 116.5 117.7 119.2 120.4 120.9 121.6 122.7 124.1
DTL  (km)        1083   982   913   894   864   861   860   929  1014  1044  1051  1061  1094
TRACK SOURCE     AP13  AP13  AP13  AP13  AP13  AP13  AP13  AP13  AP13  AP13  AP13  AP13  AP13

TCGI  0-48h Genesis Forecast:   73% is  1.7 times the sample mean (  44%)
TCGI 0-120h Genesis Forecast:   92% is  1.6 times the sample mean (  56%)

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INDIVIDUAL PREDICTOR CONTRIBUTIONS TO PROBABILITY OF GENESIS 

               *******  48-HR ******   ******* 120-HR ******
                   AVG   TCGI   CONT       AVG   TCGI   CONT
DIVERGENCE        -2.0    1.2   1.2%      -2.0    0.7   3.6%
VORTICITY          1.6    2.7  23.0%       1.5    2.9  29.7%
VERTICAL SHEAR    12.9   12.7  14.3%      14.9    9.6  31.9%
RH                79.1   74.5   7.7%      74.8   69.4   5.7%
GOES              42.9   71.6  14.8%      42.8   71.6  12.4%
DVORAK             0.9    1.5  12.3%       0.9    1.5   9.1%

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PREDICTOR DEFINITIONS (Averaged Over 500 km Radius)

GENESIS CLIM   = Climatological Prob (%) of Genesis (Source: NHC-TAFB Invest Database) 
DIVERGENCE     = GFS 850 hPa Horizontal Divergence (x10-7 s-1)
VORTICITY      = GFS 850 hPa Vorticity (x10-6 s-1)
VERTICAL SHEAR = GFS 200-850 hPa Vertical Shear (kt)
RH             = GFS 600-850 hPa Relative Humidity (%)
GOES           = GOES Water Vapor Pixels Colder than -40C (%)
DVORAK         = Dvorak T-number, source: TAFB

Version 3.0, July 2018