Rapid Intensification Guidance AL132020 200823 00UTC Storm Located at : 18.30 68.80 Guidance run with Vmax [kt]: 45. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 45.00 N 12-H DELTA VMAX [kt] 10.00 F CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 80.00 N CONVECTION <-60C [%] 64.00 N IR CORE SYMMETRY [K] 9.80 F TC SIZE [%] 115.00 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] 25.1 24.1 23.3 27.2 24.3 16.0 23.8 12.2 N N N N N F N F Ocean Heat [kJ/cm^2] 40.0 70.0 59.0 51.0 62.0 95.0 97.0 50.0 N N N N N F F N Potential [kt] 120.0 120.0 120.0 120.0 120.0 120.0 120.0 120.0 N N N N N N N N 200mb Divg [10^6/s] 44.0 34.0 43.0 36.0 11.0 21.0 27.0 27.0 N N N N U U U U Humidity 700-500 hPa 61.0 60.0 60.0 60.0 58.0 61.0 58.0 60.0 N N N N U N U N T Advectio [10^6 K/s] -11.0 -1.0 2.0 -6.0 -11.0 -12.0 -14.0 -11.0 F N N F F F VF F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 11.5% 14.1% 12.8% 25kt / 24h 31.9% 52.2% 42.1% 30kt / 24h 18.4% 38.6% 28.5% 35kt / 24h 16.3% 38.6% 27.4% 40kt / 24h 5.7% 33.7% 19.7% 45kt / 36h 18.5% 49.8% 34.1% 55kt / 36h 10.4% 29.5% 20.0% 55kt / 48h 23.2% 32.4% 27.8% 70kt / 48h 10.3% 26.7% 18.5% 65kt / 72h 35.5% 47.6% 41.6%