Rapid Intensification Guidance AL212020 200917 18UTC Storm Located at : 21.30 38.70 Guidance run with Vmax [kt]: 25. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 25.00 F 12-H DELTA VMAX [kt] -10.00 U CORE SIZE [km] 9.00 F CONVECTION <-50C [%] 0.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 1.30 F TC SIZE [%] 75.00 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] 49.4 45.6 44.6 43.4 39.8 39.8 39.8 39.8 VU VU VU VU U U U U Ocean Heat [kJ/cm^2] 4.0 4.0 6.0 9.0 9.0 9.0 9.0 9.0 U U U U U U U U Potential [kt] 104.4 106.2 109.8 111.6 115.5 115.5 115.5 115.5 N N N N N N N N 200mb Divg [10^6/s] -9.0 -27.0 -31.0 -38.0 -9.0 -9.0 -9.0 -9.0 U VU VU VU U U U U Humidity 700-500 hPa 50.0 51.0 52.0 51.0 52.0 52.0 52.0 52.0 U U U U U U U U T Advectio [10^6 K/s] -9.0 -8.0 -7.0 -5.0 -9.0 -9.0 -9.0 -9.0 F F F F F F F F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.0% 0.0% 25kt / 24h 0.0% 0.0% 0.0% 30kt / 24h 0.0% 0.0% 0.0% 35kt / 24h 0.0% 0.0% 0.0% 40kt / 24h 0.0% 0.0% 0.0% 45kt / 36h 0.0% 0.0% 0.0% 55kt / 36h 0.0% 0.0% 0.0% 55kt / 48h 0.0% 0.0% 0.0% 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