Rapid Intensification Guidance AL202023 231018 18UTC Storm Located at : 13.00 51.00 Guidance run with Vmax [kt]: 35. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 35.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 44.00 U CONVECTION <-60C [%] 24.00 U IR CORE SYMMETRY [K] 8.00 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] 17.4 20.5 25.1 19.8 32.7 32.3 26.3 23.1 F N N N U U N N Ocean Heat [kJ/cm^2] 79.0 83.0 84.0 74.0 64.0 68.0 80.0 86.0 N N N N N N N N Potential [kt] 129.3 130.0 130.0 130.0 130.0 130.0 130.0 130.0 F F F F F F F F 200mb Divg [10^6/s] 97.0 48.0 35.0 34.0 59.0 56.0 16.0 20.0 F N N N N N U U Humidity 700-500 hPa 63.0 60.0 60.0 58.0 55.0 53.0 57.0 59.0 N N N U U U U U T Advectio [10^6 K/s] -7.0 -10.0 -2.0 2.0 8.0 18.0 9.0 7.0 F F N N U VU U N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 3.3% 5.6% 4.4% 25kt / 24h 19.6% 38.5% 29.1% 30kt / 24h 10.6% 20.4% 15.5% 35kt / 24h 4.7% 18.9% 11.8% 40kt / 24h 4.7% 18.9% 11.8% 45kt / 36h 15.9% 39.8% 27.8% 55kt / 36h 0.0% 17.5% 8.8% 55kt / 48h 20.9% 17.7% 19.3% 70kt / 48h 17.7% 10.4% 14.1% 65kt / 72h 50.3% 25.8% 38.0% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.46 AL202023 231018 18UTC Storm Located at : 13.00 51.00 Guidance run with Vmax [kt]: 35. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 35.00 U 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] 17.4 20.5 25.1 19.8 32.7 32.3 26.3 23.1 N N N N F N N N Humidity 700-500 hPa 63.0 60.0 60.0 58.0 55.0 53.0 57.0 59.0 N N N F F F F F T Advectio [10^6 K/s] -7.0 -10.0 -2.0 2.0 8.0 18.0 9.0 7.0 U U N N F VF F N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.0% 0.0%