*          ATLANTIC TC GENESIS INDEX           *
                      *                GFS VERSION                   *
                      *           AL952022 09/07/22 12 UTC           *

TIME (hr)           0     6    12    18    24    36    48    60    72    84    96   108   120
Prob of Genesis                                       35%                                 46%

LAT  (deg N)     14.9  15.6  16.4  17.2  18.3  20.4  21.8  23.1  24.5  26.5  30.1  35.5  39.6
LON  (deg W)     33.2  34.5  35.5  36.5  37.6  40.2  43.8  47.2  49.7  50.3  48.8  44.6  38.6
DTL  (km)        1684  1821  1931  2046  2173  2170  2095  1993  1793  1825  1881  1435  1419
TRACK SOURCE     TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM  TABM

TCGI  0-48h Genesis Forecast:   35% is  1.2 times the sample mean (  30%)
TCGI 0-120h Genesis Forecast:   46% is  1.1 times the sample mean (  43%)

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INDIVIDUAL PREDICTOR CONTRIBUTIONS TO PROBABILITY OF GENESIS 

               *******  48-HR ******   ******* 120-HR ******
                   AVG   TCGI   CONT       AVG   TCGI   CONT
DIVERGENCE        -1.0   -0.6   5.9%       1.0   -0.5  10.0%
VORTICITY          1.7    3.7  13.3%       1.4    1.6  13.7%
VERTICAL SHEAR    16.3   19.2  12.2%      18.4   15.7  16.6%
RH                73.1   82.8  -0.1%      70.9   75.4   3.0%
GOES              29.1   42.0   1.8%      29.3   42.0   1.3%
DVORAK             0.8    0.5   1.6%       0.8    0.5   1.5%

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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 2.1, February 2018