Rapid Intensification Guidance AL052021 210630 18UTC Storm Located at : 9.40 42.80 Guidance run with Vmax [kt]: 30. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 30.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 4.60 F CONVECTION <-50C [%] 35.00 U CONVECTION <-60C [%] 18.00 U IR CORE SYMMETRY [K] 9.20 F TC SIZE [%] 73.00 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] 19.3 20.4 24.6 23.7 30.5 29.8 30.1 23.4 N N N N N N N N Ocean Heat [kJ/cm^2] 20.0 25.0 22.0 35.0 31.0 25.0 24.0 20.0 U U U U U U U U Potential [kt] 112.4 112.4 112.4 116.5 122.9 127.3 120.7 129.6 N N N N N N N F 200mb Divg [10^6/s] 36.0 86.0 100.0 80.0 71.0 4.0 13.0 25.0 N F F N N U U U Humidity 700-500 hPa 73.0 71.0 68.0 67.0 66.0 69.0 69.0 62.0 N N N N N N N N T Advectio [10^6 K/s] -8.0 -7.0 -5.0 -3.0 -1.0 1.0 7.0 18.0 F F F N N N N VU Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.3% 0.8% 0.5% 25kt / 24h 1.0% 5.6% 3.3% 30kt / 24h 0.3% 1.4% 0.9% 35kt / 24h 0.3% 1.4% 0.9% 40kt / 24h 0.3% 1.2% 0.8% 45kt / 36h 0.6% 10.2% 5.4% 55kt / 36h 0.5% 3.2% 1.8% 55kt / 48h 2.1% 2.1% 2.1% 70kt / 48h 2.1% 3.2% 2.7% 65kt / 72h 2.2% 5.2% 3.7% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons