Rapid Intensification Guidance AL312020 201113 12UTC Storm Located at : 14.30 74.00 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 N CORE SIZE [km] 3.80 F CONVECTION <-50C [%] 47.00 N CONVECTION <-60C [%] 35.00 N IR CORE SYMMETRY [K] 8.70 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] 10.6 16.4 16.0 14.0 13.3 9.5 15.6 16.2 F F F F F F F F Ocean Heat [kJ/cm^2] 56.0 53.0 54.0 56.0 57.0 48.0 31.0 32.0 N N N N N N U U Potential [kt] 135.0 135.0 135.0 135.0 135.0 135.0 135.0 135.0 F F F F F F F F 200mb Divg [10^6/s] 44.0 65.0 95.0 57.0 75.0 85.0 110.0 82.0 N N F N N F F N Humidity 700-500 hPa 67.0 68.0 66.0 65.0 65.0 67.0 69.0 69.0 N N N N N N N N T Advectio [10^6 K/s] -2.0 -3.0 -3.0 -2.0 -3.0 -2.0 1.0 3.0 N N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 2.9% 7.5% 5.2% 25kt / 24h 21.4% 49.2% 35.3% 30kt / 24h 11.5% 29.2% 20.4% 35kt / 24h 5.0% 29.2% 17.1% 40kt / 24h 5.0% 29.2% 17.1% 45kt / 36h 25.8% 65.4% 45.6% 55kt / 36h 17.9% 45.2% 31.6% 55kt / 48h 49.9% 56.2% 53.0% 70kt / 48h 24.7% 54.2% 39.5% 65kt / 72h 61.9% 70.7% 66.3%