Rapid Intensification Guidance AL172020 200916 00UTC Storm Located at : 40.00 54.00 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] -5.00 U CORE SIZE [km] 10.20 F CONVECTION <-50C [%] 32.00 U CONVECTION <-60C [%] 18.00 U IR CORE SYMMETRY [K] 8.30 F TC SIZE [%] 125.00 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] 62.8 72.8 73.5 67.5 48.5 28.3 32.6 37.0 VU VU VU VU VU N U U Ocean Heat [kJ/cm^2] 5.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] 24.4 -10.3 -7.4 -18.3 -26.9 -23.2 -8.1 2.8 VU VU VU VU VU VU VU VU 200mb Divg [10^6/s] 43.0 15.0 43.0 5.0 -12.0 -15.0 -34.0-100.0 N U N U U U VU VU Humidity 700-500 hPa 34.0 31.0 28.0 28.0 31.0 33.0 32.0 28.0 VU VU VU VU VU VU VU VU T Advectio [10^6 K/s] -47.0 -65.0 -70.0 -39.0 -21.0 -17.0 -12.0 -17.0 VF VF VF VF VF VF F 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