* NE PACIFIC TC GENESIS INDEX * * GFS VERSION * * EP912024 10/30/24 00 UTC * TIME (hr) 0 6 12 18 24 36 48 60 72 84 96 108 120 Prob of Genesis 36% 46% LAT (deg N) 12.1 12.3 12.8 13.2 13.6 14.1 14.2 14.3 14.6 15.0 15.3 15.5 15.8 LON (deg W) 132.4 132.9 133.4 133.8 134.5 136.0 137.6 138.8 139.5 140.5 141.8 143.4 145.4 DTL (km) 2519 2473 2402 2346 2259 2087 1921 1796 1714 1597 1455 1287 1076 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: 46% is 0.8 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 0.1 1.9% -2.0 0.1 3.5% VORTICITY 1.6 2.1 12.4% 1.5 1.8 13.8% VERTICAL SHEAR 12.9 6.0 12.8% 14.9 10.4 21.4% RH 79.1 76.8 5.7% 74.8 70.8 4.1% GOES 42.9 16.2 2.1% 42.8 16.2 1.8% DVORAK 0.9 0.5 1.4% 0.9 0.5 1.0% --------------------------------------------------------------------------------------------- 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