Rapid Intensification Guidance AL182020 200910 06UTC Storm Located at : 18.10 34.30 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] 2.20 F CONVECTION <-50C [%] 55.00 N CONVECTION <-60C [%] 50.00 N IR CORE SYMMETRY [K] 7.60 F TC SIZE [%] 84.00 F 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] 14.0 16.6 15.9 10.5 8.4 18.1 23.5 36.5 F F F F F F N U Ocean Heat [kJ/cm^2] 1.0 1.0 2.0 5.0 4.0 0.0 4.0 19.0 U U U U U U U U Potential [kt] 87.7 87.7 89.3 91.0 98.0 101.6 103.5 107.4 N N N N N N N N 200mb Divg [10^6/s] 19.0 34.0 25.0 3.0 0.0 -9.0 -1.0 -10.0 U N U U U U U U Humidity 700-500 hPa 64.0 67.0 65.0 64.0 59.0 57.0 56.0 62.0 N N N N U U U N T Advectio [10^6 K/s] -1.0 -2.0 3.0 2.0 0.0 3.0 2.0 16.0 N N N N N N N U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.1% 0.6% 0.3% 25kt / 24h 0.4% 2.8% 1.6% 30kt / 24h 0.1% 0.8% 0.4% 35kt / 24h 0.0% 0.8% 0.4% 40kt / 24h 0.0% 0.5% 0.2% 45kt / 36h 0.3% 8.9% 4.6% 55kt / 36h 0.3% 3.7% 2.0% 55kt / 48h 3.4% 3.4% 3.4% 70kt / 48h 3.4% 3.0% 3.2% 65kt / 72h 0.1% 2.5% 1.3% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons