*          ATLANTIC TC GENESIS INDEX           *
                      *                GFS VERSION                   *
                      *           AL972022 11/07/22 12 UTC           *

TIME (hr)           0     6    12    18    24    36    48    60    72    84    96   108   120
Prob of Genesis                                        6%                                  8%

LAT  (deg N)     32.3  32.9  33.6  34.3  35.0  37.1  41.0  47.5  55.4  61.2  64.5  66.9  68.5
LON  (deg W)     53.9  54.1  53.5  52.8  50.6  45.0  36.4  26.1  15.5   8.4   9.9  16.3  23.3
DTL  (km)        1566  1497  1448  1378  1316  1259  1480  1243   390   354   717  1092  1432
TRACK SOURCE     AVNI  AVNI  AVNI  AVNI  AVNI  AVNI  AVNI  AVNI  AVNI  TABM  TABM  TABM  TABM

TCGI  0-48h Genesis Forecast:    6% is  0.2 times the sample mean (  30%)
TCGI 0-120h Genesis Forecast:    8% is  0.2 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   -0.7   2.4%       1.0    1.9   1.3%
VORTICITY          1.7    0.4   1.4%       1.4    0.5   3.3%
VERTICAL SHEAR    16.3   46.3   0.0%      18.4   49.0   0.4%
RH                73.1   63.8   0.0%      70.9   66.1   0.9%
GOES              29.1    9.0   0.2%      29.3    9.0   0.1%
DVORAK             0.8    1.0   2.2%       0.8    1.0   2.3%

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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