Rapid Intensification Guidance AL172020 200911 06UTC Storm Located at : 22.70 51.20 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] 11.40 F CONVECTION <-50C [%] 15.00 U CONVECTION <-60C [%] 14.00 U IR CORE SYMMETRY [K] 2.30 F TC SIZE [%] 81.00 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] 47.3 43.2 40.7 39.2 23.9 18.7 10.2 9.3 VU VU VU U N N F F Ocean Heat [kJ/cm^2] 25.0 26.0 29.0 35.0 25.0 30.0 25.0 25.0 U U U U U U U U Potential [kt] 104.6 109.3 110.0 110.0 110.0 110.0 110.0 110.0 N N N N N N N N 200mb Divg [10^6/s] 6.0 9.0 1.0 -17.0 33.0 7.0 24.0 21.0 U U U U N U U U Humidity 700-500 hPa 52.0 51.0 52.0 51.0 50.0 49.0 44.0 40.0 U U U U U U VU VU T Advectio [10^6 K/s] 10.0 13.0 13.0 13.0 10.0 9.0 4.0 0.0 U U U U U U N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 2.3% 0.6% 1.4% 25kt / 24h 0.6% 2.2% 1.4% 30kt / 24h 0.6% 0.7% 0.6% 35kt / 24h 0.6% 0.5% 0.6% 40kt / 24h 0.6% 0.5% 0.6% 45kt / 36h 0.1% 1.7% 0.9% 55kt / 36h 0.0% 0.3% 0.1% 55kt / 48h 0.0% 1.0% 0.5% 70kt / 48h 0.0% 0.2% 0.1% 65kt / 72h 1.1% 1.6% 1.3%