Rapid Intensification Guidance WP262020 201224 06UTC Storm Located at : 7.70 102.70 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] 0.00 N CORE SIZE [km] 3.40 F CONVECTION <-50C [%] 17.00 U CONVECTION <-60C [%] 15.00 U IR CORE SYMMETRY [K] 3.50 F TC SIZE [%] 47.00 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] 21.6 19.5 16.8 18.4 17.7 21.9 25.3 28.8 N N F F F N N N Ocean Heat [kJ/cm^2] 36.0 13.0 0.0 22.0 70.0 67.0 57.0 57.0 U U U U N N N N Potential [kt] 137.3 111.2 85.4 114.8 145.0 144.3 144.3 139.6 F N N N F F F F 200mb Divg [10^6/s] 0.0 12.0 20.0 17.0 13.0 0.0 28.0 16.0 U U U U U U U U Humidity 700-500 hPa 75.0 76.0 74.0 73.0 63.0 62.0 57.0 53.0 F F N N N N U U T Advectio [10^6 K/s] 6.0 7.0 9.0 8.0 -1.0 0.0 3.0 5.0 N N U U N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.4% 0.2% 25kt / 24h 0.0% 1.8% 0.9% 30kt / 24h 0.0% 0.5% 0.3% 35kt / 24h 0.0% 0.3% 0.1% 40kt / 24h 0.0% 0.2% 0.1% 45kt / 36h 0.2% 9.6% 4.9% 55kt / 36h 0.2% 2.8% 1.5% 55kt / 48h 5.1% 5.1% 5.1% 70kt / 48h 5.1% 4.3% 4.7% 65kt / 72h 11.1% 12.2% 11.7% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons