Rapid Intensification Guidance WP172026 260828 18UTC Storm Located at : 27.50 116.60 Guidance run with Vmax [kt]: 20. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 20.00 F 12-H DELTA VMAX [kt] -20.00 U CORE SIZE [km] 3.00 F CONVECTION <-50C [%] 9.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 8.20 F TC SIZE [%] 123.00 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] 17.5 15.0 13.3 9.7 17.5 8.9 15.8 15.8 F F F F F F F F Ocean Heat [kJ/cm^2] 45.0 45.0 47.0 48.0 49.0 49.0 48.0 49.0 N N N N N N N N Potential [kt] 145.0 145.0 145.0 145.0 145.0 145.0 145.0 145.0 F F F F F F F F 200mb Divg [10^6/s] 2.0 15.0 15.0 29.0 54.0 26.0 25.0 27.0 U U U N N U U U Humidity 700-500 hPa 61.0 65.0 68.0 70.0 75.0 78.0 75.0 71.0 N N N N F F F N T Advectio [10^6 K/s] 6.0 5.0 4.0 3.0 0.0 3.0 -1.0 3.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.2% 0.1% 25kt / 24h 0.3% 4.1% 2.2% 30kt / 24h 0.2% 1.4% 0.8% 35kt / 24h 0.0% 0.9% 0.5% 40kt / 24h 0.0% 0.8% 0.4% 45kt / 36h 0.4% 5.6% 3.0% 55kt / 36h 0.2% 1.4% 0.8% 55kt / 48h 12.6% 8.6% 10.6% 70kt / 48h 4.5% 2.7% 3.6% 65kt / 72h 31.7% 19.5% 25.6% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 29.00 WP172026 260828 18UTC Storm Located at : 27.50 116.60 Guidance run with Vmax [kt]: 20. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 20.00 U 12-H DELTA VMAX [kt] -20.00 F CORE SIZE [km] 3.00 F TC SIZE [%] 123.00 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] 17.5 15.0 13.3 9.7 17.5 8.9 15.8 15.8 N U U U N U U U Humidity 700-500 hPa 61.0 65.0 68.0 70.0 75.0 78.0 75.0 71.0 N N N N U U U N T Advectio [10^6 K/s] 6.0 5.0 4.0 3.0 0.0 3.0 -1.0 3.0 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%