Rapid Intensification Guidance AL172020 200916 06UTC Storm Located at : 41.20 50.80 Guidance run with Vmax [kt]: 85. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 85.00 N 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 11.00 F CONVECTION <-50C [%] 31.00 U CONVECTION <-60C [%] 14.00 U IR CORE SYMMETRY [K] 6.10 F TC SIZE [%] 133.00 U 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] 68.5 75.5 70.8 64.6 33.3 28.9 36.0 35.0 VU VU VU VU U N U U Ocean Heat [kJ/cm^2] 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] -8.1 -5.8 -13.6 -19.3 -24.9 -14.8 -1.7 8.8 VU VU VU VU VU VU VU VU 200mb Divg [10^6/s] 21.0 50.0 10.0 -5.0 -1.0 -59.0 -46.0 -42.0 U N U U U VU VU VU Humidity 700-500 hPa 30.0 27.0 26.0 29.0 32.0 33.0 28.0 26.0 VU VU VU VU VU VU VU VU T Advectio [10^6 K/s] -39.0 -61.0 -37.0 -29.0 -26.0 -18.0 -21.0 -15.0 VF VF VF VF VF 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