Rapid Intensification Guidance AL202023 231019 18UTC Storm Located at : 13.50 56.40 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 6.20 F CONVECTION <-50C [%] 56.00 N CONVECTION <-60C [%] 39.00 N IR CORE SYMMETRY [K] 8.30 F TC SIZE [%] 89.00 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] 18.1 24.2 27.7 25.9 27.1 22.9 23.9 23.1 F N N N N N N N Ocean Heat [kJ/cm^2] 70.0 66.0 59.0 60.0 76.0 79.0 83.0 69.0 N N N N N N N N Potential [kt] 115.0 115.0 115.0 115.0 115.0 115.0 115.0 115.0 N N N N N N N N 200mb Divg [10^6/s] 65.0 47.0 49.0 61.0 24.0 22.0 20.0 92.0 N N N N U U U F Humidity 700-500 hPa 60.0 56.0 58.0 57.0 57.0 58.0 61.0 62.0 N U U U U U N N T Advectio [10^6 K/s] 0.0 1.0 3.0 3.0 2.0 6.0 0.0 7.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 9.5% 9.4% 9.5% 25kt / 24h 24.5% 39.3% 31.9% 30kt / 24h 15.3% 23.8% 19.5% 35kt / 24h 8.1% 23.8% 15.9% 40kt / 24h 8.1% 23.8% 15.9% 45kt / 36h 17.7% 28.7% 23.2% 55kt / 36h 0.0% 11.4% 5.7% 55kt / 48h 18.9% 18.4% 18.6% 70kt / 48h 10.1% 7.1% 8.6% 65kt / 72h 41.3% 19.6% 30.4% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.70 AL202023 231019 18UTC Storm Located at : 13.50 56.40 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 U 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 6.20 F TC SIZE [%] 89.00 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] 18.1 24.2 27.7 25.9 27.1 22.9 23.9 23.1 N N N N N N N N Humidity 700-500 hPa 60.0 56.0 58.0 57.0 57.0 58.0 61.0 62.0 N F F F F F N N T Advectio [10^6 K/s] 0.0 1.0 3.0 3.0 2.0 6.0 0.0 7.0 N N N N N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.0% 0.0%