Rapid Intensification Guidance AL172020 200920 12UTC Storm Located at : 35.30 29.20 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] 11.40 F CONVECTION <-50C [%] 0.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 1.90 F TC SIZE [%] 106.00 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] 12.7 22.4 28.2 32.3 40.7 35.6 28.5 33.8 F N N U VU U N 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] 75.8 74.4 75.8 75.8 73.0 63.2 53.7 46.6 U U U U U U U U 200mb Divg [10^6/s] 14.0 37.0 -9.0 -30.0 33.0 0.0 17.0 -14.0 U N U VU N U U U Humidity 700-500 hPa 32.0 33.0 36.0 38.0 42.0 47.0 59.0 64.0 VU VU VU VU VU VU U N T Advectio [10^6 K/s] -10.0 -16.0 -13.0 -12.0 -17.0 -23.0 -12.0 -14.0 F VF VF F VF VF F VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.1% 0.1% 25kt / 24h 0.0% 0.2% 0.1% 30kt / 24h 0.0% 0.1% 0.0% 35kt / 24h 0.0% 0.0% 0.0% 40kt / 24h 0.0% 0.0% 0.0% 45kt / 36h 0.0% 0.3% 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