Rapid Intensification Guidance AL202020 200914 00UTC Storm Located at : 12.80 38.30 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] 3.40 F CONVECTION <-50C [%] 40.00 U CONVECTION <-60C [%] 32.00 N IR CORE SYMMETRY [K] 7.50 F TC SIZE [%] 89.00 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] 19.8 13.3 10.9 10.0 16.5 21.9 24.4 18.9 N F F F F N N N Ocean Heat [kJ/cm^2] 11.0 11.0 11.0 14.0 28.0 44.0 36.0 23.0 U U U U U N U U Potential [kt] 120.7 120.7 122.9 127.3 127.3 129.6 129.6 129.6 N N N N N F F F 200mb Divg [10^6/s] 111.0 87.0 64.0 89.0 81.0 89.0 30.0 64.0 F F N F N F N N Humidity 700-500 hPa 65.0 62.0 62.0 61.0 59.0 60.0 56.0 52.0 N N N N U N U U T Advectio [10^6 K/s] -21.0 -6.0 -3.0 -5.0 -5.0 -1.0 0.0 4.0 VF F N F F N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.2% 1.1% 0.7% 25kt / 24h 3.8% 16.2% 10.0% 30kt / 24h 1.2% 5.7% 3.5% 35kt / 24h 0.8% 5.7% 3.3% 40kt / 24h 0.8% 5.7% 3.2% 45kt / 36h 6.0% 28.7% 17.4% 55kt / 36h 3.1% 11.8% 7.4% 55kt / 48h 17.7% 11.8% 14.7% 70kt / 48h 11.8% 16.0% 13.9% 65kt / 72h 29.1% 25.9% 27.5%