Rapid Intensification Guidance AL182024 241106 12UTC Storm Located at : 21.00 81.60 Guidance run with Vmax [kt]: 90. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 90.00 U 12-H DELTA VMAX [kt] 20.00 F CORE SIZE [km] 2.60 F CONVECTION <-50C [%] 77.00 N CONVECTION <-60C [%] 61.00 N IR CORE SYMMETRY [K] 9.80 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] 18.8 21.6 26.7 28.7 21.9 28.2 28.0 33.9 N N N N N N N U Ocean Heat [kJ/cm^2] 113.0 113.0 91.0 117.0 140.0 50.0 32.0 76.0 F F F F VF N U N Potential [kt] 75.0 69.6 62.9 54.4 56.5 52.4 44.8 43.0 U U U U U U U U 200mb Divg [10^6/s] 81.0 95.0 15.0 43.0 24.0 11.0 32.0 21.0 N F U N U U N U Humidity 700-500 hPa 68.0 65.0 61.0 58.0 52.0 51.0 46.0 46.0 N N N U U U VU VU T Advectio [10^6 K/s] 1.0 5.0 6.0 0.0 -3.0 0.0 3.0 -7.0 N N N N N N N F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 78.8% 47.3% 63.0% 25kt / 24h 66.6% 57.8% 62.2% 30kt / 24h 65.1% 50.6% 57.8% 35kt / 24h 54.3% 50.6% 52.5% 40kt / 24h 54.3% 48.8% 51.6% 45kt / 36h 78.8% 45.3% 62.1% 55kt / 36h 0.0% 0.0% 0.0% 55kt / 48h 0.0% 0.0% 0.0% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.12 AL182024 241106 12UTC Storm Located at : 21.00 81.60 Guidance run with Vmax [kt]: 90. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 90.00 N 12-H DELTA VMAX [kt] 20.00 U CORE SIZE [km] 2.60 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] 18.8 21.6 26.7 28.7 21.9 28.2 28.0 33.9 N N N N N N N F Humidity 700-500 hPa 68.0 65.0 61.0 58.0 52.0 51.0 46.0 46.0 N N N F F F VF VF T Advectio [10^6 K/s] 1.0 5.0 6.0 0.0 -3.0 0.0 3.0 -7.0 N N N N N N N U Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.5% 0.2%