Rapid Intensification Guidance AL172020 200920 00UTC Storm Located at : 35.60 29.40 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] -5.00 U CORE SIZE [km] 11.40 F CONVECTION <-50C [%] 0.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 1.70 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] 16.1 17.0 21.5 29.8 39.4 38.9 46.4 33.9 F F N N U U VU 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] 73.0 73.0 74.4 74.4 70.4 64.3 56.7 48.3 U U U U U U U U 200mb Divg [10^6/s] -3.0 -22.0 6.0 18.0 -11.0 -4.0 -77.0 46.0 U VU U U U U VU N Humidity 700-500 hPa 34.0 34.0 36.0 36.0 39.0 41.0 44.0 54.0 VU VU VU VU VU VU VU U T Advectio [10^6 K/s] -7.0 -9.0 -14.0 -14.0 -11.0 -9.0 -12.0 -29.0 F F VF VF F F F VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.1% 0.0% 25kt / 24h 0.0% 0.1% 0.1% 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