Rapid Intensification Guidance AL172020 200911 00UTC Storm Located at : 22.40 50.40 Guidance run with Vmax [kt]: 45. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 45.00 N 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 3.40 F CONVECTION <-50C [%] 46.00 N CONVECTION <-60C [%] 43.00 N IR CORE SYMMETRY [K] 6.10 F TC SIZE [%] 99.00 N Forecast Conditions: Predictor Value Favorable(F)/Unfavor(U) 6 12 18 24 36 48 60 72 6 12 18 24 36 48 60 72 Wind Shear [kt] 51.7 47.7 44.8 42.4 30.0 23.3 11.5 7.4 VU VU VU VU N N F VF Ocean Heat [kJ/cm^2] 24.0 25.0 26.0 31.0 28.0 30.0 28.0 25.0 U U U U U U U U Potential [kt] 114.6 117.0 119.3 120.0 120.0 120.0 120.0 120.0 N N N N N N N N 200mb Divg [10^6/s] -18.0 11.0 2.0 0.0 5.0 -4.0 19.0 -5.0 U U U U U U U U Humidity 700-500 hPa 52.0 51.0 51.0 52.0 50.0 47.0 47.0 42.0 U U U U U VU VU VU T Advectio [10^6 K/s] 10.0 4.0 11.0 15.0 14.0 14.0 7.0 0.0 U N U U U U N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.1% 0.1% 0.1% 25kt / 24h 0.0% 0.9% 0.5% 30kt / 24h 0.0% 0.2% 0.1% 35kt / 24h 0.0% 0.2% 0.1% 40kt / 24h 0.0% 0.1% 0.1% 45kt / 36h 0.2% 0.7% 0.5% 55kt / 36h 0.0% 0.1% 0.1% 55kt / 48h 0.0% 0.5% 0.3% 70kt / 48h 0.0% 0.1% 0.1% 65kt / 72h 0.6% 1.2% 0.9%