Rapid Intensification Guidance AL202020 200913 12UTC Storm Located at : 12.10 35.90 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] 2.20 F CONVECTION <-50C [%] 31.00 U CONVECTION <-60C [%] 18.00 U IR CORE SYMMETRY [K] 6.00 F TC SIZE [%] 88.00 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] 21.4 22.9 16.8 13.9 15.1 19.0 22.6 23.4 N N F F F N N N Ocean Heat [kJ/cm^2] 11.0 10.0 11.0 10.0 11.0 22.0 40.0 35.0 U U U U U U N U Potential [kt] 129.6 125.1 122.9 118.6 122.9 125.1 125.1 125.1 F N N N N N N N 200mb Divg [10^6/s] 118.0 121.0 106.0 79.0 90.0 74.0 85.0 50.0 F F F N F N F N Humidity 700-500 hPa 69.0 67.0 67.0 62.0 64.0 63.0 60.0 57.0 N N N N N N N U T Advectio [10^6 K/s] -23.0 -29.0 -14.0 -6.0 -5.0 -3.0 1.0 2.0 VF VF VF F F N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.2% 1.0% 0.6% 25kt / 24h 2.5% 11.9% 7.2% 30kt / 24h 0.7% 3.7% 2.2% 35kt / 24h 0.6% 3.7% 2.1% 40kt / 24h 0.6% 3.7% 2.1% 45kt / 36h 3.9% 20.7% 12.3% 55kt / 36h 1.7% 6.8% 4.3% 55kt / 48h 10.9% 7.5% 9.2% 70kt / 48h 7.5% 11.4% 9.5% 65kt / 72h 22.6% 20.6% 21.6%