*         NE PACIFIC TC GENESIS INDEX          *
                      *                GFS VERSION                   *
                      *           EP132019 09/25/19 12 UTC           *

TIME (hr)           0     6    12    18    24    36    48    60    72    84    96   108   120
Prob of Genesis                                        4%                                 12%

LAT  (deg N)     19.7  19.5  19.2  18.8  18.6  20.8  22.0  23.0  23.6  23.7  23.4  22.7  21.8
LON  (deg W)    141.4 142.0 142.7 143.7 144.7 143.7 143.9 144.4 144.7 145.2 145.7 146.3 146.8
DTL  (km)        1402  1340  1269  1167  1065  1163  1164  1148  1140  1100  1034   952   870
TRACK SOURCE     AP04  AP04  AP04  AP04  AP04  TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM

TCGI  0-48h Genesis Forecast:    4% is  0.1 times the sample mean (  44%)
TCGI 0-120h Genesis Forecast:   12% is  0.2 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    2.2   0.0%      -2.0    1.6   0.4%
VORTICITY          1.6    0.1   2.1%       1.5    0.4   3.2%
VERTICAL SHEAR    12.9   28.7   1.0%      14.9   30.7   7.4%
RH                79.1   49.7   0.0%      74.8   45.8   0.4%
GOES              42.9    3.6   0.2%      42.8    3.6   0.2%
DVORAK             0.9    0.5   0.8%       0.9    0.5   0.6%

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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