Rapid Intensification Guidance AL152023 230920 18UTC Storm Located at : 36.70 53.80 Guidance run with Vmax [kt]: 80. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 80.00 N 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 9.00 F CONVECTION <-50C [%] 45.00 N CONVECTION <-60C [%] 19.00 U IR CORE SYMMETRY [K] 9.90 F TC SIZE [%] 144.00 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] 27.6 31.1 38.1 49.7 72.4 83.3 58.0 38.6 N U U VU VU VU VU U Ocean Heat [kJ/cm^2] 12.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] 30.8 21.7 -0.8 -4.6 -21.9 -30.5 -34.1 -35.5 VU VU VU VU VU VU VU VU 200mb Divg [10^6/s] 72.0 87.0 84.0 66.0 114.0 62.0 108.0 81.0 N F N N F N F N Humidity 700-500 hPa 43.0 40.0 38.0 36.0 44.0 53.0 54.0 66.0 VU VU VU VU VU U U N T Advectio [10^6 K/s] -4.0 -11.0 1.0 37.0 114.0 158.0 123.0 84.0 F F N VU VU VU VU VU Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.4% 0.0% 0.2% 25kt / 24h 0.0% 0.0% 0.0% 30kt / 24h 0.0% 0.0% 0.0% 35kt / 24h 0.0% 0.0% 0.0% 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 = 24.10 AL152023 230920 18UTC Storm Located at : 36.70 53.80 Guidance run with Vmax [kt]: 80.