Rapid Intensification Guidance AL182020 200912 18UTC Storm Located at : 23.90 45.20 Guidance run with Vmax [kt]: 30. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 30.00 F 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 7.80 F CONVECTION <-50C [%] 7.00 VU CONVECTION <-60C [%] 3.00 U IR CORE SYMMETRY [K] 2.70 F TC SIZE [%] 66.00 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] 23.0 30.7 32.2 32.8 40.0 34.7 28.9 14.9 N U U U U U N F Ocean Heat [kJ/cm^2] 17.0 14.0 14.0 13.0 12.0 15.0 28.0 32.0 U U U U U U U U Potential [kt] 114.4 122.9 129.6 135.0 135.0 135.0 135.0 135.0 N N F F F F F F 200mb Divg [10^6/s] -13.0 -11.0 0.0 22.0 -14.0 -17.0 -36.0 -58.0 U U U U U U VU VU Humidity 700-500 hPa 47.0 49.0 50.0 52.0 51.0 47.0 43.0 39.0 VU U U U U VU VU VU T Advectio [10^6 K/s] 6.0 6.0 4.0 4.0 2.0 -1.0 -4.0 -2.0 N N N N N N F N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.2% 0.1% 25kt / 24h 0.0% 1.3% 0.6% 30kt / 24h 0.0% 0.3% 0.2% 35kt / 24h 0.0% 0.2% 0.1% 40kt / 24h 0.0% 0.2% 0.1% 45kt / 36h 0.2% 1.3% 0.7% 55kt / 36h 0.0% 0.2% 0.1% 55kt / 48h 0.0% 0.4% 0.2% 70kt / 48h 0.0% 0.2% 0.1% 65kt / 72h 0.3% 1.0% 0.6%