Rapid Intensification Guidance AL122021 210902 06UTC Storm Located at : 12.90 31.40 Guidance run with Vmax [kt]: 65. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 65.00 N 12-H DELTA VMAX [kt] 10.00 F CORE SIZE [km] 3.00 F CONVECTION <-50C [%] 73.00 N CONVECTION <-60C [%] 41.00 N IR CORE SYMMETRY [K] 9.90 F TC SIZE [%] 98.00 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] 18.3 17.7 17.9 16.7 17.6 17.3 18.4 10.8 F F F F F F F F Ocean Heat [kJ/cm^2] 5.0 13.0 15.0 18.0 8.0 19.0 16.0 32.0 U U U U U U U U Potential [kt] 77.4 73.5 71.6 69.8 66.2 64.4 73.5 75.5 U U U U U U U U 200mb Divg [10^6/s] 75.0 107.0 110.0 71.0 60.0 66.0 49.0 26.0 N F F N N N N U Humidity 700-500 hPa 69.0 70.0 69.0 69.0 68.0 62.0 54.0 51.0 N N N N N N U U T Advectio [10^6 K/s] -14.0 -13.0 -14.0 -11.0 -3.0 -1.0 2.0 -4.0 VF VF VF F N N N F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 14.9% 9.9% 12.4% 25kt / 24h 23.4% 28.6% 26.0% 30kt / 24h 15.3% 21.1% 18.2% 35kt / 24h 10.9% 21.1% 16.0% 40kt / 24h 10.3% 20.2% 15.2% 45kt / 36h 11.8% 22.0% 16.9% 55kt / 36h 0.0% 10.8% 5.4% 55kt / 48h 6.9% 4.8% 5.8% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons