Rapid Intensification Guidance AL202023 231021 12UTC Storm Located at : 15.60 60.60 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 [%] 25.00 U CONVECTION <-60C [%] 11.00 U IR CORE SYMMETRY [K] 9.50 F TC SIZE [%] 67.00 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] 22.6 25.3 24.9 20.7 26.3 28.3 26.1 35.0 N N N N N N N U Ocean Heat [kJ/cm^2] 71.0 77.0 76.0 78.0 78.0 62.0 54.0 46.0 N N N N N N N N Potential [kt] 90.0 90.0 90.0 90.0 90.0 90.0 89.3 87.0 N N N N N N N N 200mb Divg [10^6/s] 39.0 45.0 55.0 43.0 62.0 64.0 93.0 53.0 N N N N N N F N Humidity 700-500 hPa 65.0 63.0 65.0 65.0 68.0 66.0 61.0 50.0 N N N N N N N U T Advectio [10^6 K/s] 13.0 5.0 4.0 6.0 4.0 4.0 0.0 0.0 U N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 24.5% 10.4% 17.4% 25kt / 24h 35.2% 33.0% 34.1% 30kt / 24h 35.2% 24.9% 30.1% 35kt / 24h 35.2% 24.9% 30.1% 40kt / 24h 35.2% 24.9% 30.1% 45kt / 36h 32.1% 11.6% 21.9% 55kt / 36h 0.0% 3.6% 1.8% 55kt / 48h 13.1% 9.4% 11.2% 70kt / 48h 5.6% 1.3% 3.5% 65kt / 72h 15.6% 2.6% 9.1% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.68 AL202023 231021 12UTC Storm Located at : 15.60 60.60 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 [%] 67.00 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] 22.6 25.3 24.9 20.7 26.3 28.3 26.1 35.0 N N N N N N N F Humidity 700-500 hPa 65.0 63.0 65.0 65.0 68.0 66.0 61.0 50.0 N N N N N N N F T Advectio [10^6 K/s] 13.0 5.0 4.0 6.0 4.0 4.0 0.0 0.0 F N N N N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.3% 0.1%