Rapid Intensification Guidance AL172020 200909 00UTC Storm Located at : 18.90 44.60 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 N 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 32.00 U CONVECTION <-60C [%] 29.00 U IR CORE SYMMETRY [K] 5.70 F TC SIZE [%] 84.00 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] 29.5 34.4 39.2 46.0 44.8 47.5 40.6 42.9 N U U VU VU VU U VU Ocean Heat [kJ/cm^2] 9.0 8.0 8.0 11.0 15.0 23.0 42.0 34.0 U U U U U U N U Potential [kt] 94.4 94.4 96.5 100.7 107.3 109.6 114.3 114.3 N N N N N N N N 200mb Divg [10^6/s] 42.0 44.0 58.0 15.0 -28.0 -18.0 39.0 29.0 N N N U VU U N N Humidity 700-500 hPa 61.0 61.0 60.0 59.0 54.0 54.0 55.0 52.0 N N N U U U U U T Advectio [10^6 K/s] 8.0 10.0 3.0 0.0 4.0 -1.0 2.0 1.0 U U N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.1% 0.3% 0.2% 25kt / 24h 0.0% 0.8% 0.4% 30kt / 24h 0.0% 0.2% 0.1% 35kt / 24h 0.0% 0.2% 0.1% 40kt / 24h 0.0% 0.1% 0.1% 45kt / 36h 0.1% 0.3% 0.2% 55kt / 36h 0.0% 0.0% 0.0% 55kt / 48h 0.0% 0.1% 0.1% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.1% 0.1%