Rapid Intensification Guidance AL072021 210818 06UTC Storm Located at : 18.70 80.10 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.60 F CONVECTION <-50C [%] 19.00 U CONVECTION <-60C [%] 12.00 U IR CORE SYMMETRY [K] 7.10 F TC SIZE [%] 83.00 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] 19.2 17.1 15.2 21.8 24.0 24.4 23.5 23.1 N F F N N N N N Ocean Heat [kJ/cm^2] 86.0 83.0 87.0 48.0 5.0 27.0 42.0 28.0 N N N N U U N U Potential [kt] 115.0 115.0 115.0 115.0 115.0 115.0 115.0 115.0 N N N N N N N N 200mb Divg [10^6/s] 2.0 19.0 43.0 19.0 23.0 21.0 17.0 30.0 U U N U U U U N Humidity 700-500 hPa 52.0 55.0 58.0 58.0 59.0 59.0 64.0 66.0 U U U U U U N N T Advectio [10^6 K/s] -5.0 -7.0 -7.0 -13.0 -6.0 -13.0 -5.0 -8.0 F F F VF F VF F F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 9.2% 7.7% 8.5% 25kt / 24h 18.2% 31.9% 25.1% 30kt / 24h 14.8% 19.9% 17.4% 35kt / 24h 8.0% 19.9% 14.0% 40kt / 24h 8.0% 19.9% 14.0% 45kt / 36h 13.9% 18.6% 16.3% 55kt / 36h 8.0% 6.6% 7.3% 55kt / 48h 12.1% 12.6% 12.3% 70kt / 48h 6.3% 6.0% 6.1% 65kt / 72h 12.8% 11.8% 12.3%