*         NE PACIFIC TC GENESIS INDEX          *
                      *                GFS VERSION                   *
                      *           EP992021 07/27/21 18 UTC           *

TIME (hr)           0     6    12    18    24    36    48    60    72    84    96   108   120
Prob of Genesis                                       26%                                 59%

LAT  (deg N)     12.4  12.7  13.0  13.4  13.6  13.5  13.2  13.2  13.3  13.3  13.7  13.7  13.9
LON  (deg W)    116.3 116.7 117.3 118.0 119.0 120.7 122.3 123.5 124.6 125.9 127.5 129.4 131.6
DTL  (km)        1344  1336  1343  1352  1403  1534  1662  1745  1817  1916  2015  2166  2314
TRACK SOURCE     AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN  AEMN

TCGI  0-48h Genesis Forecast:   26% is  0.6 times the sample mean (  44%)
TCGI 0-120h Genesis Forecast:   59% is  1.0 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    0.1   1.5%      -2.0   -0.3   5.2%
VORTICITY          1.6    1.5   7.7%       1.5    2.0  17.3%
VERTICAL SHEAR    12.9    6.8   9.9%      14.9    7.8  26.8%
RH                79.1   75.5   4.3%      74.8   73.9   5.4%
GOES              42.9   18.8   1.9%      42.8   18.8   2.6%
DVORAK             0.9    0.5   1.1%       0.9    0.5   1.2%

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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