Rapid Intensification Guidance AL202023 231021 00UTC Storm Located at : 14.50 59.70 Guidance run with Vmax [kt]: 65. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 65.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 38.00 U CONVECTION <-60C [%] 27.00 U IR CORE SYMMETRY [K] 9.50 F TC SIZE [%] 83.00 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] 24.5 23.2 22.5 24.6 19.7 20.2 26.2 29.8 N N N N N N N N Ocean Heat [kJ/cm^2] 58.0 67.0 74.0 75.0 79.0 74.0 62.0 49.0 N N N N N N N N Potential [kt] 100.0 100.0 100.0 100.0 100.0 100.0 100.0 99.3 N N N N N N N N 200mb Divg [10^6/s] 36.0 0.0 -1.0 12.0 24.0 40.0 66.0 85.0 N U U U U N N F Humidity 700-500 hPa 65.0 64.0 63.0 65.0 68.0 68.0 65.0 57.0 N N N N N N N U T Advectio [10^6 K/s] 12.0 10.0 9.0 3.0 2.0 3.0 6.0 2.0 U U U N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 13.6% 7.4% 10.5% 25kt / 24h 19.6% 28.7% 24.1% 30kt / 24h 18.0% 19.3% 18.6% 35kt / 24h 12.6% 19.3% 15.9% 40kt / 24h 12.6% 19.3% 15.9% 45kt / 36h 22.2% 15.3% 18.8% 55kt / 36h 0.0% 5.3% 2.6% 55kt / 48h 18.0% 14.9% 16.4% 70kt / 48h 7.0% 3.1% 5.1% 65kt / 72h 21.0% 6.4% 13.7% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.68 AL202023 231021 00UTC Storm Located at : 14.50 59.70 Guidance run with Vmax [kt]: 65. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 65.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.20 F TC SIZE [%] 83.00 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] 24.5 23.2 22.5 24.6 19.7 20.2 26.2 29.8 N N N N N N N N Humidity 700-500 hPa 65.0 64.0 63.0 65.0 68.0 68.0 65.0 57.0 N N N N N N N F T Advectio [10^6 K/s] 12.0 10.0 9.0 3.0 2.0 3.0 6.0 2.0 F F F N N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.2% 0.1%