Rapid Intensification Guidance AL172020 200909 18UTC Storm Located at : 20.30 46.90 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] 0.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 39.00 U CONVECTION <-60C [%] 35.00 N IR CORE SYMMETRY [K] 5.80 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] 47.0 45.9 45.7 45.8 44.6 38.4 38.0 31.5 VU VU VU VU VU U U U Ocean Heat [kJ/cm^2] 10.0 10.0 13.0 18.0 38.0 39.0 39.0 30.0 U U U U U U U U Potential [kt] 100.7 102.9 105.1 107.3 112.0 114.3 115.0 115.0 N N N N N N N N 200mb Divg [10^6/s] 15.0 -31.0 -29.0 14.0 -5.0 36.0 -7.0 3.0 U VU VU U U N U U Humidity 700-500 hPa 58.0 56.0 54.0 54.0 55.0 56.0 56.0 53.0 U U U U U U U U T Advectio [10^6 K/s] 7.0 3.0 4.0 8.0 0.0 5.0 5.0 5.0 N N N U N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.1% 0.2% 0.1% 25kt / 24h 0.0% 0.7% 0.3% 30kt / 24h 0.0% 0.2% 0.1% 35kt / 24h 0.0% 0.1% 0.1% 40kt / 24h 0.0% 0.1% 0.0% 45kt / 36h 0.0% 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% 0.2% 0.1%