Rapid Intensification Guidance AL152023 230915 18UTC Storm Located at : 14.90 43.70 Guidance run with Vmax [kt]: 30. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 30.00 F 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 11.80 F CONVECTION <-50C [%] 13.00 VU CONVECTION <-60C [%] 8.00 U IR CORE SYMMETRY [K] 6.90 F TC SIZE [%] 102.00 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] 14.6 14.6 16.0 15.6 12.2 18.2 17.4 18.3 F F F F F F F F Ocean Heat [kJ/cm^2] 42.0 40.0 37.0 39.0 47.0 53.0 44.0 45.0 N N U U N N N N Potential [kt] 116.5 112.4 112.4 114.4 118.6 120.7 125.1 132.0 N N N N N N N F 200mb Divg [10^6/s] 114.0 128.0 86.0 112.0 61.0 69.0 17.0 59.0 F F F F N N U N Humidity 700-500 hPa 74.0 74.0 71.0 71.0 67.0 69.0 65.0 66.0 N N N N N N N N T Advectio [10^6 K/s] 1.0 0.0 2.0 4.0 3.0 6.0 5.0 5.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.3% 0.8% 0.6% 25kt / 24h 3.1% 8.6% 5.8% 30kt / 24h 0.8% 2.8% 1.8% 35kt / 24h 0.3% 2.4% 1.3% 40kt / 24h 0.3% 2.4% 1.3% 45kt / 36h 5.1% 17.6% 11.3% 55kt / 36h 0.0% 5.7% 2.9% 55kt / 48h 24.4% 24.4% 24.4% 70kt / 48h 24.4% 7.8% 16.1% 65kt / 72h 43.5% 22.5% 33.0% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 27.52 AL152023 230915 18UTC Storm Located at : 14.90 43.70 Guidance run with Vmax [kt]: 30. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 30.00 U 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 11.80 F TC SIZE [%] 102.00 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] 14.6 14.6 16.0 15.6 12.2 18.2 17.4 18.3 U U U U U N N N Humidity 700-500 hPa 74.0 74.0 71.0 71.0 67.0 69.0 65.0 66.0 N N N N N N N N T Advectio [10^6 K/s] 1.0 0.0 2.0 4.0 3.0 6.0 5.0 5.0 N N N N N N N N Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.0% 0.0%