Rapid Intensification Guidance AL072021 210813 12UTC Storm Located at : 15.20 48.40 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] 0.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 6.00 VU CONVECTION <-60C [%] 2.00 U IR CORE SYMMETRY [K] 4.80 F TC SIZE [%] 59.00 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] 10.0 9.9 9.0 8.8 13.5 21.3 14.6 22.1 F F F F F N F N Ocean Heat [kJ/cm^2] 20.0 28.0 36.0 34.0 49.0 28.0 45.0 38.0 U U U U N U N U Potential [kt] 104.8 112.4 120.7 127.3 135.0 135.0 135.0 135.0 N N N N F F F F 200mb Divg [10^6/s] -11.0 -23.0 3.0 16.0 42.0 28.0 63.0 50.0 U VU U U N U N N Humidity 700-500 hPa 49.0 49.0 49.0 49.0 56.0 61.0 71.0 70.0 U U U U U N N N T Advectio [10^6 K/s] -2.0 -5.0 -4.0 -3.0 -1.0 -9.0 -6.0 -7.0 N F F N N F F F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.1% 0.8% 0.4% 25kt / 24h 0.6% 6.6% 3.6% 30kt / 24h 0.3% 2.6% 1.5% 35kt / 24h 0.3% 1.9% 1.1% 40kt / 24h 0.3% 1.9% 1.1% 45kt / 36h 3.5% 18.9% 11.2% 55kt / 36h 3.5% 7.4% 5.5% 55kt / 48h 12.8% 12.8% 12.8% 70kt / 48h 12.8% 8.8% 10.8% 65kt / 72h 26.9% 23.8% 25.3% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons