Rapid Intensification Guidance AL272020 201021 12UTC Storm Located at : 28.90 58.70 Guidance run with Vmax [kt]: 80. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 80.00 N 12-H DELTA VMAX [kt] 15.00 F CORE SIZE [km] 4.20 F CONVECTION <-50C [%] 18.00 U CONVECTION <-60C [%] 1.00 U IR CORE SYMMETRY [K] 7.80 F TC SIZE [%] 94.00 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] 9.4 8.1 17.4 18.2 19.2 17.8 30.2 28.9 F VF F F N F N N Ocean Heat [kJ/cm^2] 1.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 U U U U U U U U Potential [kt] 85.0 85.0 85.0 85.0 85.0 84.3 79.6 72.9 N N N N N N N U 200mb Divg [10^6/s] 62.0 3.0 23.0 -2.0 29.0 15.0 88.0 102.0 N U U U N U F F Humidity 700-500 hPa 41.0 41.0 46.0 49.0 48.0 50.0 48.0 48.0 VU VU VU U U U U U T Advectio [10^6 K/s] 3.0 -1.0 1.0 11.0 3.0 3.0 3.0 0.0 N N N U N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 58.6% 28.2% 43.4% 25kt / 24h 41.2% 53.6% 47.4% 30kt / 24h 41.2% 53.6% 47.4% 35kt / 24h 41.2% 53.6% 47.4% 40kt / 24h 41.2% 53.6% 47.4% 45kt / 36h 34.2% 20.4% 27.3% 55kt / 36h 15.4% 9.4% 12.4% 55kt / 48h 4.6% 10.7% 7.7% 70kt / 48h 1.7% 3.0% 2.3% 65kt / 72h 0.8% 1.7% 1.3%