Rapid Intensification Guidance AL172023 231001 06UTC Storm Located at : 16.30 57.50 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] 2.20 F CONVECTION <-50C [%] 39.00 U CONVECTION <-60C [%] 37.00 N IR CORE SYMMETRY [K] 4.90 F TC SIZE [%] 82.00 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] 39.6 41.4 37.6 36.3 31.5 29.4 28.0 30.9 U VU U U U N N U Ocean Heat [kJ/cm^2] 59.0 63.0 67.0 77.0 89.0 77.0 71.0 47.0 N N N N F 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] 9.0 -4.0 15.0 15.0 56.0 27.0 40.0 28.0 U U U U N U N U Humidity 700-500 hPa 59.0 61.0 61.0 63.0 64.0 66.0 68.0 73.0 U N N N N N N N T Advectio [10^6 K/s] -3.0 0.0 -3.0 -6.0 -1.0 -3.0 2.0 -1.0 N N N F N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.8% 0.8% 0.8% 25kt / 24h 0.9% 5.0% 3.0% 30kt / 24h 0.5% 1.6% 1.1% 35kt / 24h 0.3% 1.4% 0.8% 40kt / 24h 0.3% 1.4% 0.8% 45kt / 36h 0.9% 3.5% 2.2% 55kt / 36h 0.0% 0.6% 0.3% 55kt / 48h 1.3% 2.1% 1.7% 70kt / 48h 0.2% 0.6% 0.4% 65kt / 72h 7.2% 3.4% 5.3% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.54 AL172023 231001 06UTC Storm Located at : 16.30 57.50 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] 2.20 F TC SIZE [%] 82.00 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] 39.6 41.4 37.6 36.3 31.5 29.4 28.0 30.9 F VF F F N N N N Humidity 700-500 hPa 59.0 61.0 61.0 63.0 64.0 66.0 68.0 73.0 F N N N N N N N T Advectio [10^6 K/s] -3.0 0.0 -3.0 -6.0 -1.0 -3.0 2.0 -1.0 N N N U N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.1% 0.2% 0.1%