Rapid Intensification Guidance AL202020 200913 06UTC Storm Located at : 12.00 35.10 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] 0.00 N CORE SIZE [km] 4.20 F CONVECTION <-50C [%] 10.00 VU CONVECTION <-60C [%] 3.00 U IR CORE SYMMETRY [K] 5.10 F TC SIZE [%] 92.00 N 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] 19.2 22.6 20.7 17.0 10.1 16.0 23.8 27.0 N N N F F F N N Ocean Heat [kJ/cm^2] 13.0 13.0 13.0 13.0 11.0 11.0 23.0 29.0 U U U U U U U U Potential [kt] 132.0 127.3 125.1 120.7 118.6 122.9 125.1 122.9 F N N N N N N N 200mb Divg [10^6/s] 118.0 113.0 120.0 102.0 71.0 80.0 90.0 54.0 F F F F N N F N Humidity 700-500 hPa 69.0 69.0 67.0 66.0 62.0 62.0 60.0 57.0 N N N N N N N U T Advectio [10^6 K/s] -16.0 -22.0 -23.0 -18.0 -4.0 -6.0 -1.0 2.0 VF VF VF VF F F N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.2% 1.0% 0.6% 25kt / 24h 1.7% 9.4% 5.5% 30kt / 24h 0.6% 3.0% 1.8% 35kt / 24h 0.5% 3.0% 1.7% 40kt / 24h 0.5% 3.0% 1.7% 45kt / 36h 3.7% 15.8% 9.8% 55kt / 36h 1.7% 4.6% 3.2% 55kt / 48h 10.5% 8.2% 9.3% 70kt / 48h 8.2% 9.0% 8.6% 65kt / 72h 18.0% 15.0% 16.5%