Rapid Intensification Guidance AL172023 231002 00UTC Storm Located at : 16.50 58.90 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] 2.20 F CONVECTION <-50C [%] 23.00 U CONVECTION <-60C [%] 20.00 U IR CORE SYMMETRY [K] 3.50 F TC SIZE [%] 68.00 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] 33.5 31.6 35.5 32.9 31.0 28.0 24.1 25.6 U U U U U N N N Ocean Heat [kJ/cm^2] 74.0 85.0 93.0 91.0 76.0 76.0 46.0 22.0 N N F F N N N U 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] 28.0 19.0 52.0 66.0 15.0 44.0 54.0 60.0 U U N N U N N N Humidity 700-500 hPa 64.0 64.0 65.0 65.0 69.0 73.0 77.0 77.0 N N N N N N F F T Advectio [10^6 K/s] -2.0 -2.0 3.0 0.0 4.0 10.0 4.0 1.0 N N N N N U N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.1% 1.0% 1.0% 25kt / 24h 2.5% 7.1% 4.8% 30kt / 24h 1.4% 2.2% 1.8% 35kt / 24h 0.9% 1.9% 1.4% 40kt / 24h 0.9% 1.9% 1.4% 45kt / 36h 2.5% 4.8% 3.6% 55kt / 36h 0.0% 0.8% 0.4% 55kt / 48h 4.0% 3.0% 3.5% 70kt / 48h 1.5% 0.8% 1.2% 65kt / 72h 12.4% 4.5% 8.4% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.62 AL172023 231002 00UTC Storm Located at : 16.50 58.90 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] 2.20 F TC SIZE [%] 68.00 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] 33.5 31.6 35.5 32.9 31.0 28.0 24.1 25.6 F N F F N N N N Humidity 700-500 hPa 64.0 64.0 65.0 65.0 69.0 73.0 77.0 77.0 N N N N N N U U T Advectio [10^6 K/s] -2.0 -2.0 3.0 0.0 4.0 10.0 4.0 1.0 N N N N N F N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.1% 0.1%