Rapid Intensification Guidance AL202020 200915 12UTC Storm Located at : 13.80 46.60 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] 10.00 F CORE SIZE [km] 8.60 F CONVECTION <-50C [%] 62.00 N CONVECTION <-60C [%] 33.00 N IR CORE SYMMETRY [K] 9.90 F TC SIZE [%] 107.00 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] 22.1 21.5 22.7 22.2 22.4 27.5 21.3 23.4 N N N N N N N N Ocean Heat [kJ/cm^2] 33.0 30.0 27.0 21.0 19.0 25.0 40.0 38.0 U U U U U U N U Potential [kt] 107.0 107.0 107.0 107.0 107.0 110.0 110.0 109.3 N N N N N N N N 200mb Divg [10^6/s] 121.0 84.0 52.0 20.0 16.0 19.0 37.0 11.0 F N N U U U N U Humidity 700-500 hPa 59.0 55.0 51.0 49.0 49.0 42.0 41.0 39.0 U U U U U VU VU VU T Advectio [10^6 K/s] 0.0 0.0 0.0 2.0 5.0 19.0 9.0 8.0 N N N N N VU U U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 15.3% 13.2% 14.2% 25kt / 24h 33.9% 46.8% 40.4% 30kt / 24h 22.2% 36.8% 29.5% 35kt / 24h 16.7% 36.8% 26.7% 40kt / 24h 12.6% 36.8% 24.7% 45kt / 36h 18.0% 33.8% 25.9% 55kt / 36h 8.1% 16.5% 12.3% 55kt / 48h 8.2% 16.7% 12.4% 70kt / 48h 3.6% 7.5% 5.5% 65kt / 72h 11.3% 9.2% 10.3%