Rapid Intensification Guidance WP092023 230828 18UTC Storm Located at : 18.30 123.90 Guidance run with Vmax [kt]: 100. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 100.00 U 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 3.80 F CONVECTION <-50C [%] 76.00 N CONVECTION <-60C [%] 62.00 N IR CORE SYMMETRY [K] 9.80 F TC SIZE [%] 84.00 F 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] 18.7 22.6 21.8 21.3 21.1 16.0 19.6 13.9 N N N N N F N F Ocean Heat [kJ/cm^2] 101.0 96.0 88.0 77.0 70.0 64.0 57.0 60.0 F F F N N N N N Potential [kt] 65.0 65.0 65.0 65.0 65.0 65.0 65.0 65.0 U U U U U U U U 200mb Divg [10^6/s] 70.0 44.0 9.0 -8.0 44.0 48.0 54.0 28.0 N N U U N N N U Humidity 700-500 hPa 67.0 66.0 67.0 68.0 72.0 72.0 75.0 73.0 N N N N N N F N T Advectio [10^6 K/s] -4.0 0.0 -1.0 -5.0 -2.0 0.0 0.0 0.0 F N N F N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 10.5% 6.6% 8.5% 25kt / 24h 13.7% 16.2% 14.9% 30kt / 24h 11.0% 11.3% 11.2% 35kt / 24h 5.0% 10.5% 7.8% 40kt / 24h 5.0% 9.9% 7.5% 45kt / 36h 42.8% 6.2% 24.5% 55kt / 36h 0.0% 2.1% 1.0% 55kt / 48h 13.4% 3.1% 8.2% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 29.50 WP092023 230828 18UTC Storm Located at : 18.30 123.90 Guidance run with Vmax [kt]: 100. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 100.00 N 12-H DELTA VMAX [kt] -5.00 F CORE SIZE [km] 3.80 F TC SIZE [%] 84.00 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] 18.7 22.6 21.8 21.3 21.1 16.0 19.6 13.9 N N N N N U N U Humidity 700-500 hPa 67.0 66.0 67.0 68.0 72.0 72.0 75.0 73.0 N N N N N N U N T Advectio [10^6 K/s] -4.0 0.0 -1.0 -5.0 -2.0 0.0 0.0 0.0 U N N U N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 1.3% 0.7%