Rapid Intensification Guidance AL152023 230919 18UTC Storm Located at : 31.10 54.70 Guidance run with Vmax [kt]: 85. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 85.00 N 12-H DELTA VMAX [kt] 10.00 F CORE SIZE [km] 9.80 F CONVECTION <-50C [%] 92.00 F CONVECTION <-60C [%] 74.00 F IR CORE SYMMETRY [K] 9.90 F TC SIZE [%] 127.00 U 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] 22.7 19.8 19.1 23.5 31.9 46.7 65.8 81.9 N N N N U VU VU VU Ocean Heat [kJ/cm^2] 9.0 12.0 12.0 11.0 0.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] 49.8 44.4 34.6 30.0 17.9 -1.7 -26.5 -33.7 U U VU VU VU VU VU VU 200mb Divg [10^6/s] 46.0 33.0 42.0 86.0 97.0 86.0 86.0 85.0 N N N F F F F F Humidity 700-500 hPa 50.0 52.0 53.0 49.0 42.0 38.0 40.0 50.0 U U U U VU VU VU U T Advectio [10^6 K/s] 7.0 1.0 -3.0 0.0 0.0 48.0 110.0 178.0 N N N N N VU VU VU Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 19.8% 9.0% 14.4% 25kt / 24h 9.7% 10.2% 10.0% 30kt / 24h 9.7% 7.2% 8.5% 35kt / 24h 9.7% 7.2% 8.5% 40kt / 24h 0.0% 0.0% 0.0% 45kt / 36h 0.0% 0.0% 0.0% 55kt / 36h 0.0% 0.0% 0.0% 55kt / 48h 0.0% 0.0% 0.0% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 26.58 AL152023 230919 18UTC Storm Located at : 31.10 54.70 Guidance run with Vmax [kt]: 85.