Rapid Intensification Guidance AL052021 210701 12UTC Storm Located at : 9.90 50.20 Guidance run with Vmax [kt]: 35. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 35.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 37.00 U CONVECTION <-60C [%] 25.00 U IR CORE SYMMETRY [K] 7.40 F TC SIZE [%] 79.00 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] 21.7 21.4 22.9 24.9 28.2 28.4 16.1 14.3 N N N N N N F F Ocean Heat [kJ/cm^2] 43.0 35.0 40.0 34.0 31.0 36.0 20.0 36.0 N U N U U U U U Potential [kt] 115.7 117.9 120.1 124.6 115.7 117.9 130.0 130.0 N N N N N N F F 200mb Divg [10^6/s] 40.0 87.0 74.0 58.0 3.0 8.0 34.0 19.0 N F N N U U N U Humidity 700-500 hPa 68.0 69.0 69.0 69.0 68.0 64.0 63.0 63.0 N N N N N N N N T Advectio [10^6 K/s] -2.0 -4.0 -4.0 -6.0 -6.0 16.0 12.0 1.0 N F F F F U U N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.1% 1.6% 1.4% 25kt / 24h 4.1% 12.2% 8.2% 30kt / 24h 1.7% 3.8% 2.8% 35kt / 24h 1.1% 3.8% 2.4% 40kt / 24h 1.1% 3.6% 2.3% 45kt / 36h 2.6% 14.5% 8.5% 55kt / 36h 1.4% 4.7% 3.1% 55kt / 48h 3.5% 3.7% 3.6% 70kt / 48h 2.4% 3.6% 3.0% 65kt / 72h 6.6% 10.7% 8.6%