Rapid Intensification Guidance AL272020 201020 18UTC Storm Located at : 27.40 55.50 Guidance run with Vmax [kt]: 55. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 55.00 N 12-H DELTA VMAX [kt] 15.00 F CORE SIZE [km] 4.20 F CONVECTION <-50C [%] 32.00 U CONVECTION <-60C [%] 8.00 U IR CORE SYMMETRY [K] 8.80 F TC SIZE [%] 110.00 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] 24.0 22.4 14.4 9.2 19.9 16.1 19.7 24.6 N N F F N F N N Ocean Heat [kJ/cm^2] 14.0 14.0 7.0 1.0 0.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] 110.0 110.0 110.0 110.0 110.0 110.0 110.0 109.3 N N N N N N N N 200mb Divg [10^6/s] 58.0 77.0 42.0 45.0 29.0 1.0 26.0 61.0 N N N N N U U N Humidity 700-500 hPa 42.0 44.0 46.0 42.0 48.0 52.0 49.0 50.0 VU VU VU VU U U U U T Advectio [10^6 K/s] 26.0 26.0 7.0 1.0 7.0 6.0 2.0 0.0 VU VU N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 17.0% 9.8% 13.4% 25kt / 24h 30.6% 46.2% 38.4% 30kt / 24h 24.9% 42.5% 33.7% 35kt / 24h 23.1% 42.5% 32.8% 40kt / 24h 16.4% 42.5% 29.4% 45kt / 36h 23.8% 38.9% 31.3% 55kt / 36h 13.0% 20.9% 16.9% 55kt / 48h 8.9% 22.4% 15.7% 70kt / 48h 4.5% 8.9% 6.7% 65kt / 72h 5.4% 8.2% 6.8%