Rapid Intensification Guidance AL082021 210819 18UTC Storm Located at : 29.60 71.00 Guidance run with Vmax [kt]: 55. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 55.00 N 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 3.80 F CONVECTION <-50C [%] 56.00 N CONVECTION <-60C [%] 47.00 N IR CORE SYMMETRY [K] 6.90 F TC SIZE [%] 87.00 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] 31.8 30.1 26.5 23.8 18.6 15.8 19.5 18.7 U N N N N F N N Ocean Heat [kJ/cm^2] 25.0 24.0 25.0 26.0 25.0 16.0 0.0 0.0 U U U U U U U U Potential [kt] 110.0 110.0 110.0 109.3 102.3 100.1 72.7 35.7 N N N N N N U U 200mb Divg [10^6/s] 10.0 -10.0 -9.0 31.0 22.0 49.0 35.0 44.0 U U U N U N N N Humidity 700-500 hPa 49.0 52.0 56.0 60.0 64.0 66.0 65.0 69.0 U U U N N N N N T Advectio [10^6 K/s] -6.0 -4.0 -3.0 -2.0 9.0 7.0 -6.0 4.0 F F N N U N F N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.8% 1.2% 1.0% 25kt / 24h 1.7% 7.9% 4.8% 30kt / 24h 0.8% 3.5% 2.1% 35kt / 24h 0.6% 3.5% 2.0% 40kt / 24h 0.6% 2.9% 1.7% 45kt / 36h 1.1% 4.3% 2.7% 55kt / 36h 0.2% 1.0% 0.6% 55kt / 48h 1.3% 4.2% 2.7% 70kt / 48h 0.1% 1.0% 0.5% 65kt / 72h 0.4% 1.4% 0.9%