Rapid Intensification Guidance WP022021 210420 18UTC Storm Located at : 17.00 125.50 Guidance run with Vmax [kt]: 120. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 120.00 U 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 11.80 F CONVECTION <-50C [%] 98.00 F CONVECTION <-60C [%] 93.00 F IR CORE SYMMETRY [K] 10.00 F TC SIZE [%] 121.00 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] 21.6 28.9 35.2 40.5 41.0 50.2 57.7 59.2 N N U U VU VU VU VU Ocean Heat [kJ/cm^2] 58.0 53.0 39.0 30.0 19.0 2.0 0.0 0.0 N N U U U U U U Potential [kt] 26.5 26.5 24.4 18.5 13.0 6.0 1.1 -13.3 VU VU VU VU VU VU VU VU 200mb Divg [10^6/s] 6.0 13.0 0.0 15.0 51.0 62.0 94.0 139.0 U U U U N N F VF Humidity 700-500 hPa 70.0 68.0 65.0 63.0 67.0 68.0 67.0 55.0 N N N N N N N U T Advectio [10^6 K/s] 14.0 15.0 22.0 32.0 20.0 10.0 3.0 -1.0 U U VU VU VU U N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 8.8% 0.0% 4.4% 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