Rapid Intensification Guidance AL172020 200923 00UTC Storm Located at : 34.80 20.60 Guidance run with Vmax [kt]: 35. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 35.00 F 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 7.40 F CONVECTION <-50C [%] 0.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 0.50 F TC SIZE [%] 104.00 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] 21.8 24.1 31.9 24.3 25.5 25.0 22.4 22.8 N N U N N N N N 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] 64.3 60.9 59.8 56.7 55.7 59.8 66.7 73.0 U U U U U U U U 200mb Divg [10^6/s] 0.0 -10.0 5.0 -44.0 -52.0 -26.0 -13.0 28.0 U U U VU VU VU U U Humidity 700-500 hPa 56.0 55.0 55.0 54.0 52.0 44.0 47.0 45.0 U U U U U VU VU VU T Advectio [10^6 K/s] -16.0 -4.0 -1.0 3.0 7.0 17.0 24.0 24.0 VF F N N N U VU VU Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.1% 0.0% 25kt / 24h 0.0% 0.1% 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% 0.2% 0.1% 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