* NE PACIFIC TC GENESIS INDEX * * GFS VERSION * * EP952019 10/03/19 12 UTC * TIME (hr) 0 6 12 18 24 36 48 60 72 84 96 108 120 Prob of Genesis 36% 53% LAT (deg N) 13.9 13.6 13.6 13.7 13.8 14.1 14.6 15.1 15.6 16.1 16.9 17.5 17.9 LON (deg W) 125.4 125.5 125.7 125.9 126.3 127.2 128.2 129.4 130.7 132.3 134.4 137.1 140.2 DTL (km) 1831 1862 1877 1885 1910 1962 2005 2051 2113 2206 2172 1878 1546 TRACK SOURCE AVNI AVNI AVNI AVNI AVNI AVNI AVNI AVNI AVNI AVNI AVNI AVNI AVNI TCGI 0-48h Genesis Forecast: 36% is 0.8 times the sample mean ( 44%) TCGI 0-120h Genesis Forecast: 53% is 0.9 times the sample mean ( 56%) --------------------------------------------------------------------------------------------- INDIVIDUAL PREDICTOR CONTRIBUTIONS TO PROBABILITY OF GENESIS ******* 48-HR ****** ******* 120-HR ****** AVG TCGI CONT AVG TCGI CONT DIVERGENCE -2.0 1.3 0.7% -2.0 0.1 4.0% VORTICITY 1.6 1.1 7.9% 1.5 1.1 10.4% VERTICAL SHEAR 12.9 10.0 10.8% 14.9 10.0 23.9% RH 79.1 80.8 6.7% 74.8 77.4 5.6% GOES 42.9 37.6 5.1% 42.8 37.6 4.9% DVORAK 0.9 1.0 4.8% 0.9 1.0 4.0% --------------------------------------------------------------------------------------------- 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