Rapid Intensification Guidance AL182021 210925 12UTC Storm Located at : 12.80 47.20 Guidance run with Vmax [kt]: 105. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 105.00 U 12-H DELTA VMAX [kt] 20.00 F CORE SIZE [km] 2.60 F CONVECTION <-50C [%] 56.00 N CONVECTION <-60C [%] 27.00 U IR CORE SYMMETRY [K] 9.40 F TC SIZE [%] 60.00 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] 11.4 9.9 13.0 14.3 11.7 11.5 10.4 13.4 F F F F F F F F Ocean Heat [kJ/cm^2] 24.0 32.0 37.0 40.0 38.0 44.0 49.0 37.0 U U U N U N N U Potential [kt] 54.6 52.3 50.1 47.9 43.6 43.6 43.6 45.7 U U U U U U U U 200mb Divg [10^6/s] 61.0 63.0 51.0 20.0 42.0 55.0 36.0 47.0 N N N U N N N N Humidity 700-500 hPa 57.0 59.0 58.0 56.0 54.0 53.0 52.0 50.0 U U U U U U U U T Advectio [10^6 K/s] -1.0 -1.0 -2.0 -3.0 -1.0 0.0 1.0 3.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 58.5% 25.1% 41.8% 25kt / 24h 47.3% 35.7% 41.5% 30kt / 24h 47.3% 30.1% 38.7% 35kt / 24h 47.3% 30.1% 38.7% 40kt / 24h 47.3% 30.1% 38.7% 45kt / 36h 0.0% 0.0% 0.0% 55kt / 36h 0.0% 0.0% 0.0% 55kt / 48h 0.0% 0.0% 0.0% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0%