Rapid Intensification Guidance AL182020 200907 06UTC Storm Located at : 15.10 19.80 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] 2.60 F CONVECTION <-50C [%] 48.00 N CONVECTION <-60C [%] 40.00 N IR CORE SYMMETRY [K] 8.30 F TC SIZE [%] 106.00 N 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] 14.6 12.9 9.6 14.2 17.2 16.4 17.6 16.1 F F F F F F F F Ocean Heat [kJ/cm^2] 12.0 7.0 6.0 7.0 11.0 14.0 7.0 8.0 U U U U U U U U Potential [kt] 127.3 120.7 116.5 108.5 99.4 94.3 94.3 94.3 N N N N N N N N 200mb Divg [10^6/s] 38.0 46.0 28.0 -8.0 -2.0 -6.0 0.0 -10.0 N N U U U U U U Humidity 700-500 hPa 76.0 72.0 71.0 71.0 71.0 68.0 64.0 66.0 F N N N N N N N T Advectio [10^6 K/s] 3.0 4.0 5.0 8.0 10.0 5.0 1.0 0.0 N N N U U N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.3% 3.6% 2.5% 25kt / 24h 4.4% 20.2% 12.3% 30kt / 24h 1.8% 8.7% 5.3% 35kt / 24h 1.2% 8.7% 5.0% 40kt / 24h 0.5% 8.0% 4.2% 45kt / 36h 2.2% 26.7% 14.5% 55kt / 36h 2.1% 13.5% 7.8% 55kt / 48h 5.3% 4.6% 4.9% 70kt / 48h 4.6% 7.8% 6.2% 65kt / 72h 0.7% 7.8% 4.2%