Rapid Intensification Guidance AL182021 211001 12UTC Storm Located at : 27.60 61.70 Guidance run with Vmax [kt]: 130. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 130.00 U 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 6.20 F CONVECTION <-50C [%] 62.00 N CONVECTION <-60C [%] 37.00 N IR CORE SYMMETRY [K] 9.70 F TC SIZE [%] 111.00 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] 18.4 21.4 25.9 24.8 22.3 16.2 19.7 36.2 F N N N N F N U Ocean Heat [kJ/cm^2] 14.0 12.0 3.0 2.0 1.0 1.0 0.0 0.0 U U U U U U U U Potential [kt] 22.9 12.4 1.2 -5.7 -2.3 -5.7 -17.8 -57.3 VU VU VU VU VU VU VU VU 200mb Divg [10^6/s] 92.0 92.0 72.0 68.0 99.0 84.0 26.0 23.0 F F N N F N U U Humidity 700-500 hPa 58.0 54.0 51.0 47.0 48.0 54.0 51.0 58.0 U U U VU U U U U T Advectio [10^6 K/s] 5.0 11.0 0.0 -1.0 11.0 -39.0 -20.0 -88.0 N U N N U VF VF VF 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