Rapid Intensification Guidance AL172023 230929 18UTC Storm Located at : 18.10 55.80 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] 5.00 N CORE SIZE [km] 10.60 F CONVECTION <-50C [%] 17.00 U CONVECTION <-60C [%] 11.00 U IR CORE SYMMETRY [K] 3.60 F TC SIZE [%] 85.00 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] 21.0 22.3 21.0 22.4 25.8 29.6 28.1 25.8 N N N N N N N N Ocean Heat [kJ/cm^2] 61.0 61.0 60.0 57.0 55.0 55.0 54.0 54.0 N N N N N N N N Potential [kt] 117.0 117.0 120.0 120.0 120.0 120.0 120.0 120.0 N N N N N N N N 200mb Divg [10^6/s] 6.0 -14.0 -23.0 33.0 16.0 62.0 36.0 51.0 U U VU N U N N N Humidity 700-500 hPa 53.0 54.0 51.0 53.0 55.0 60.0 61.0 63.0 U U U U U N N N T Advectio [10^6 K/s] -2.0 -1.0 -2.0 1.0 0.0 6.0 5.0 15.0 N N N N N N N U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 3.5% 3.4% 3.5% 25kt / 24h 6.2% 18.4% 12.3% 30kt / 24h 5.9% 8.0% 7.0% 35kt / 24h 2.8% 7.9% 5.4% 40kt / 24h 2.2% 7.9% 5.0% 45kt / 36h 7.4% 14.9% 11.1% 55kt / 36h 0.0% 4.3% 2.1% 55kt / 48h 6.8% 7.1% 6.9% 70kt / 48h 4.6% 2.7% 3.7% 65kt / 72h 17.9% 7.2% 12.6% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.38 AL172023 230929 18UTC Storm Located at : 18.10 55.80 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] 5.00 N CORE SIZE [km] 10.60 F TC SIZE [%] 85.00 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] 21.0 22.3 21.0 22.4 25.8 29.6 28.1 25.8 N N N N N N N N Humidity 700-500 hPa 53.0 54.0 51.0 53.0 55.0 60.0 61.0 63.0 F F F F F N N N T Advectio [10^6 K/s] -2.0 -1.0 -2.0 1.0 0.0 6.0 5.0 15.0 N N N N N N N F Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.0% 0.0%