Rapid Intensification Guidance AL102021 210828 06UTC Storm Located at : 13.70 49.80 Guidance run with Vmax [kt]: 30. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 30.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 3.80 F CONVECTION <-50C [%] 43.00 U CONVECTION <-60C [%] 41.00 N IR CORE SYMMETRY [K] 4.80 F TC SIZE [%] 59.00 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] 31.7 24.7 23.9 26.4 25.0 31.4 30.4 25.5 U N N N N U N N Ocean Heat [kJ/cm^2] 24.0 21.0 17.0 16.0 20.0 32.0 22.0 14.0 U U U U U U U U Potential [kt] 112.4 110.5 108.5 108.5 106.6 108.5 112.4 118.6 N N N N N N N N 200mb Divg [10^6/s] -38.0 4.0 23.0 20.0 23.0 -10.0 22.0 36.0 VU U U U U U U N Humidity 700-500 hPa 53.0 54.0 54.0 51.0 48.0 48.0 50.0 49.0 U U U U U U U U T Advectio [10^6 K/s] 1.0 2.0 1.0 1.0 1.0 1.0 0.0 0.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.2% 0.6% 0.4% 25kt / 24h 0.5% 3.0% 1.7% 30kt / 24h 0.3% 0.9% 0.6% 35kt / 24h 0.0% 0.7% 0.4% 40kt / 24h 0.0% 0.7% 0.4% 45kt / 36h 0.2% 5.9% 3.0% 55kt / 36h 0.0% 1.6% 0.8% 55kt / 48h 0.3% 0.3% 0.3% 70kt / 48h 0.3% 0.9% 0.6% 65kt / 72h 0.8% 2.2% 1.5% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons