Rapid Intensification Guidance AL202023 231023 00UTC Storm Located at : 20.20 63.80 Guidance run with Vmax [kt]: 75. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 75.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 45.00 N CONVECTION <-60C [%] 26.00 U IR CORE SYMMETRY [K] 8.60 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] 27.9 31.0 31.0 31.5 31.1 45.1 53.6 65.7 N U U U U VU VU VU Ocean Heat [kJ/cm^2] 65.0 61.0 59.0 59.0 46.0 31.0 30.0 30.0 N N N N N U U U Potential [kt] 90.0 89.3 87.0 87.0 84.6 80.1 73.6 69.4 N N N N N N U U 200mb Divg [10^6/s] 27.0 8.0 32.0 32.0 54.0 78.0 104.0 107.0 U U N N N N F F Humidity 700-500 hPa 68.0 68.0 66.0 59.0 53.0 51.0 47.0 41.0 N N N U U U VU VU T Advectio [10^6 K/s] 12.0 9.0 11.0 3.0 3.0 -1.0 10.0 12.0 U U U N N N U U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 18.1% 7.4% 12.8% 25kt / 24h 18.1% 20.3% 19.2% 30kt / 24h 17.0% 13.0% 15.0% 35kt / 24h 14.6% 13.0% 13.8% 40kt / 24h 14.6% 13.0% 13.8% 45kt / 36h 10.8% 4.9% 7.9% 55kt / 36h 0.0% 1.2% 0.6% 55kt / 48h 0.8% 2.2% 1.5% 70kt / 48h 0.1% 0.3% 0.2% 65kt / 72h 0.1% 0.2% 0.2% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.40 AL202023 231023 00UTC Storm Located at : 20.20 63.80 Guidance run with Vmax [kt]: 75. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 75.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.20 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] 27.9 31.0 31.0 31.5 31.1 45.1 53.6 65.7 N N N N N VF VF VF Humidity 700-500 hPa 68.0 68.0 66.0 59.0 53.0 51.0 47.0 41.0 N N N F F F VF VF T Advectio [10^6 K/s] 12.0 9.0 11.0 3.0 3.0 -1.0 10.0 12.0 F F F N N N F F Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.7% 0.4%