Rapid Intensification Guidance AL172023 230930 12UTC Storm Located at : 17.00 56.10 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] 7.80 F CONVECTION <-50C [%] 27.00 U CONVECTION <-60C [%] 23.00 U IR CORE SYMMETRY [K] 5.20 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] 28.2 29.1 24.9 29.6 27.7 26.1 20.4 20.3 N N N N N N N N Ocean Heat [kJ/cm^2] 53.0 53.0 52.0 53.0 53.0 61.0 62.0 53.0 N N N N N N N N Potential [kt] 120.0 120.0 120.0 120.0 120.0 120.0 120.0 120.0 N N N N N N N N 200mb Divg [10^6/s] 54.0 61.0 58.0 44.0 38.0 22.0 28.0 76.0 N N N N N U U N Humidity 700-500 hPa 55.0 58.0 59.0 62.0 59.0 59.0 62.0 61.0 U U U N U U N N T Advectio [10^6 K/s] 0.0 0.0 0.0 1.0 -2.0 5.0 6.0 4.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.4% 1.5% 1.5% 25kt / 24h 4.4% 11.6% 8.0% 30kt / 24h 2.4% 4.4% 3.4% 35kt / 24h 1.2% 4.1% 2.6% 40kt / 24h 1.2% 4.1% 2.6% 45kt / 36h 3.7% 7.2% 5.5% 55kt / 36h 0.0% 1.6% 0.8% 55kt / 48h 3.9% 4.4% 4.2% 70kt / 48h 1.4% 1.3% 1.3% 65kt / 72h 20.8% 6.8% 13.8% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.56 AL172023 230930 12UTC Storm Located at : 17.00 56.10 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] 7.80 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] 28.2 29.1 24.9 29.6 27.7 26.1 20.4 20.3 N N N N N N N N Humidity 700-500 hPa 55.0 58.0 59.0 62.0 59.0 59.0 62.0 61.0 F F F N F F N N T Advectio [10^6 K/s] 0.0 0.0 0.0 1.0 -2.0 5.0 6.0 4.0 N N N N N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.1% 0.0%