Rapid Intensification Guidance WP172026 260818 18UTC Storm Located at : 8.30 154.60 Guidance run with Vmax [kt]: 25. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 25.00 F 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 3.00 F CONVECTION <-50C [%] 33.00 U CONVECTION <-60C [%] 28.00 U IR CORE SYMMETRY [K] 5.70 F TC SIZE [%] 68.00 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] 26.0 27.7 23.7 19.0 15.3 14.5 11.0 16.0 N N N N F F F F Ocean Heat [kJ/cm^2] 55.0 56.0 56.0 54.0 51.0 21.0 57.0 69.0 N N N N N U N N Potential [kt] 140.0 140.0 140.0 140.0 140.0 140.0 140.0 140.0 F F F F F F F F 200mb Divg [10^6/s] 70.0 66.0 75.0 76.0 71.0 82.0 102.0 77.0 N N N N N N F N Humidity 700-500 hPa 69.0 68.0 70.0 69.0 65.0 67.0 70.0 70.0 N N N N N N N N T Advectio [10^6 K/s] -2.0 -4.0 -4.0 -5.0 -8.0 -6.0 -6.0 -7.0 N F F F F F F F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.2% 1.0% 0.6% 25kt / 24h 4.5% 16.5% 10.5% 30kt / 24h 1.4% 5.6% 3.5% 35kt / 24h 1.0% 4.8% 2.9% 40kt / 24h 1.0% 4.4% 2.7% 45kt / 36h 6.9% 27.2% 17.1% 55kt / 36h 3.1% 9.7% 6.4% 55kt / 48h 26.6% 19.8% 23.2% 70kt / 48h 11.4% 13.9% 12.6% 65kt / 72h 58.1% 56.0% 57.0% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 29.70 WP172026 260818 18UTC Storm Located at : 8.30 154.60 Guidance run with Vmax [kt]: 25. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 25.00 U 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 3.00 F TC SIZE [%] 68.00 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] 26.0 27.7 23.7 19.0 15.3 14.5 11.0 16.0 N N N N U U U U Humidity 700-500 hPa 69.0 68.0 70.0 69.0 65.0 67.0 70.0 70.0 N N N N N N N N T Advectio [10^6 K/s] -2.0 -4.0 -4.0 -5.0 -8.0 -6.0 -6.0 -7.0 N U U U U U U U Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.0% 0.0%