Rapid Intensification Guidance AL122021 210901 06UTC Storm Located at : 12.20 23.90 Guidance run with Vmax [kt]: 40. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 40.00 F 12-H DELTA VMAX [kt] 10.00 F CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 59.00 N CONVECTION <-60C [%] 46.00 N IR CORE SYMMETRY [K] 9.40 F TC SIZE [%] 101.00 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] 16.0 17.4 18.9 16.7 16.0 14.4 24.6 21.7 F F N F F F N N Ocean Heat [kJ/cm^2] 13.0 11.0 10.0 9.0 9.0 16.0 19.0 13.0 U U U U U U U U Potential [kt] 104.4 108.6 110.7 108.6 100.5 94.8 89.4 86.0 N N N N N N N N 200mb Divg [10^6/s] 41.0 29.0 93.0 71.0 105.0 75.0 76.0 25.0 N N F N F N N U Humidity 700-500 hPa 77.0 74.0 74.0 73.0 68.0 67.0 60.0 51.0 F N N N N N N U T Advectio [10^6 K/s] -8.0 -10.0 -11.0 -10.0 -13.0 -10.0 -5.0 -1.0 F F F F VF F F N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 3.8% 4.3% 4.0% 25kt / 24h 10.3% 24.5% 17.4% 30kt / 24h 5.4% 12.7% 9.1% 35kt / 24h 3.0% 12.5% 7.7% 40kt / 24h 2.1% 12.4% 7.3% 45kt / 36h 8.9% 37.3% 23.1% 55kt / 36h 0.0% 20.2% 10.1% 55kt / 48h 13.9% 9.6% 11.7% 70kt / 48h 9.6% 17.9% 13.7% 65kt / 72h 6.3% 15.2% 10.8%