Rapid Intensification Guidance AL122021 210902 00UTC Storm Located at : 12.60 30.10 Guidance run with Vmax [kt]: 60. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 60.00 N 12-H DELTA VMAX [kt] 15.00 F CORE SIZE [km] 9.80 F CONVECTION <-50C [%] 38.00 U CONVECTION <-60C [%] 17.00 U IR CORE SYMMETRY [K] 9.70 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] 19.8 17.3 17.1 15.6 17.1 22.5 17.4 18.2 N F F F F N F F Ocean Heat [kJ/cm^2] 5.0 6.0 13.0 17.0 12.0 15.0 15.0 32.0 U U U U U U U U Potential [kt] 86.5 82.4 78.5 78.5 73.0 71.2 74.8 80.5 N N N N U U U N 200mb Divg [10^6/s] 42.0 93.0 123.0 92.0 32.0 25.0 52.0 54.0 N F F F N U N N Humidity 700-500 hPa 71.0 71.0 69.0 67.0 65.0 60.0 54.0 50.0 N N N N N N U U T Advectio [10^6 K/s] -15.0 -11.0 -13.0 -10.0 -6.0 0.0 -4.0 -2.0 VF F VF F F N F N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 17.4% 8.2% 12.8% 25kt / 24h 21.6% 25.9% 23.7% 30kt / 24h 16.6% 16.7% 16.7% 35kt / 24h 12.9% 16.7% 14.8% 40kt / 24h 12.9% 16.7% 14.8% 45kt / 36h 12.9% 21.1% 17.0% 55kt / 36h 0.0% 9.9% 4.9% 55kt / 48h 4.6% 3.6% 4.1% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 2.0% 4.8% 3.4% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons