Rapid Intensification Guidance AL172023 231001 12UTC Storm Located at : 15.90 58.40 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 [%] 23.00 U CONVECTION <-60C [%] 20.00 U IR CORE SYMMETRY [K] 4.20 F TC SIZE [%] 78.00 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] 38.6 35.6 33.9 33.3 30.6 29.6 30.3 25.5 U U U U U N N N Ocean Heat [kJ/cm^2] 67.0 74.0 83.0 94.0 86.0 75.0 83.0 49.0 N N N F 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] -2.0 16.0 23.0 35.0 64.0 40.0 44.0 16.0 U U U N N N N U Humidity 700-500 hPa 62.0 62.0 63.0 64.0 65.0 66.0 70.0 73.0 N N N N N N N N T Advectio [10^6 K/s] 0.0 -4.0 -2.0 -4.0 1.0 2.0 9.0 7.0 N F N F N N U N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.8% 0.8% 0.8% 25kt / 24h 1.2% 5.5% 3.4% 30kt / 24h 0.9% 1.8% 1.3% 35kt / 24h 0.5% 1.5% 1.0% 40kt / 24h 0.5% 1.5% 1.0% 45kt / 36h 2.1% 4.3% 3.2% 55kt / 36h 0.0% 0.8% 0.4% 55kt / 48h 3.5% 2.8% 3.2% 70kt / 48h 1.5% 0.8% 1.2% 65kt / 72h 16.5% 4.1% 10.3% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.64 AL172023 231001 12UTC Storm Located at : 15.90 58.40 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 [%] 78.00 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] 38.6 35.6 33.9 33.3 30.6 29.6 30.3 25.5 F F F F N N N N Humidity 700-500 hPa 62.0 62.0 63.0 64.0 65.0 66.0 70.0 73.0 N N N N N N N N T Advectio [10^6 K/s] 0.0 -4.0 -2.0 -4.0 1.0 2.0 9.0 7.0 N U N U N N F N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.1% 0.1%