Rapid Intensification Guidance AL172023 230928 12UTC Storm Located at : 18.50 54.50 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] 5.00 F CONVECTION <-50C [%] 20.00 U CONVECTION <-60C [%] 14.00 U IR CORE SYMMETRY [K] 6.10 F TC SIZE [%] 100.00 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] 21.8 20.5 20.4 21.0 17.3 17.4 22.1 21.7 N N N N F F N N Ocean Heat [kJ/cm^2] 64.0 60.0 58.0 57.0 57.0 54.0 53.0 61.0 N N N N N N N N Potential [kt] 114.6 117.0 117.0 117.0 119.3 119.3 120.0 120.0 N N N N N N N N 200mb Divg [10^6/s] 51.0 37.0 -25.0 5.0 -4.0 -19.0 0.0 48.0 N N VU U U U U N Humidity 700-500 hPa 60.0 57.0 54.0 54.0 53.0 50.0 51.0 50.0 N U U U U U U U T Advectio [10^6 K/s] 0.0 -2.0 -2.0 -2.0 -1.0 -2.0 0.0 0.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.9% 2.2% 2.0% 25kt / 24h 4.7% 14.3% 9.5% 30kt / 24h 3.6% 6.3% 5.0% 35kt / 24h 1.8% 5.8% 3.8% 40kt / 24h 0.8% 5.8% 3.3% 45kt / 36h 7.1% 12.9% 10.0% 55kt / 36h 0.0% 3.8% 1.9% 55kt / 48h 10.4% 9.1% 9.8% 70kt / 48h 6.5% 3.4% 4.9% 65kt / 72h 27.4% 11.4% 19.4% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.26 AL172023 230928 12UTC Storm Located at : 18.50 54.50 Guidance run with Vmax [kt]: 45. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 45.00 U 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 5.00 F TC SIZE [%] 100.00 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] 21.8 20.5 20.4 21.0 17.3 17.4 22.1 21.7 N N N N N N N N Humidity 700-500 hPa 60.0 57.0 54.0 54.0 53.0 50.0 51.0 50.0 N F F F F F F F T Advectio [10^6 K/s] 0.0 -2.0 -2.0 -2.0 -1.0 -2.0 0.0 0.0 N N N N N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.0% 0.0%