Rapid Intensification Guidance AL182021 210923 06UTC Storm Located at : 10.40 35.70 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] 3.00 F CONVECTION <-50C [%] 37.00 U CONVECTION <-60C [%] 26.00 U IR CORE SYMMETRY [K] 8.90 F TC SIZE [%] 57.00 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] 9.8 9.6 7.9 9.2 12.2 14.4 14.5 13.0 F F VF F F F F F Ocean Heat [kJ/cm^2] 26.0 18.0 13.0 15.0 17.0 23.0 22.0 31.0 U U U U U U U U Potential [kt] 134.3 129.6 127.3 129.6 135.0 135.0 129.6 122.9 F F N F F F F N 200mb Divg [10^6/s] -3.0 9.0 29.0 40.0 61.0 64.0 44.0 57.0 U U N N N N N N Humidity 700-500 hPa 62.0 61.0 63.0 62.0 58.0 58.0 55.0 55.0 N N N N U U U U T Advectio [10^6 K/s] 4.0 3.0 0.0 0.0 0.0 1.0 3.0 2.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.8% 3.5% 2.2% 25kt / 24h 5.0% 28.1% 16.6% 30kt / 24h 2.9% 15.8% 9.3% 35kt / 24h 2.0% 14.8% 8.4% 40kt / 24h 2.0% 14.8% 8.4% 45kt / 36h 9.8% 42.8% 26.3% 55kt / 36h 0.0% 23.8% 11.9% 55kt / 48h 23.6% 31.9% 27.8% 70kt / 48h 10.5% 21.5% 16.0% 65kt / 72h 34.2% 39.4% 36.8%