Rapid Intensification Guidance AL072021 210813 18UTC Storm Located at : 15.30 50.80 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 [%] 28.00 U CONVECTION <-60C [%] 13.00 U IR CORE SYMMETRY [K] 6.70 F TC SIZE [%] 60.00 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] 9.4 8.2 10.2 11.1 19.8 16.3 20.3 21.8 F VF F F N F N N Ocean Heat [kJ/cm^2] 31.0 37.0 40.0 57.0 23.0 52.0 43.0 23.0 U U N N U N N U Potential [kt] 114.4 122.9 129.6 134.3 135.0 135.0 135.0 135.0 N N F F F F F F 200mb Divg [10^6/s] -19.0 0.0 22.0 29.0 29.0 77.0 54.0 39.0 U U U N N N N N Humidity 700-500 hPa 48.0 50.0 50.0 54.0 61.0 70.0 72.0 70.0 U U U U N N N N T Advectio [10^6 K/s] -6.0 -6.0 -6.0 -3.0 -7.0 -6.0 -9.0 -11.0 F F F N F F F F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.3% 1.9% 1.1% 25kt / 24h 2.9% 16.8% 9.9% 30kt / 24h 1.4% 6.9% 4.2% 35kt / 24h 0.9% 6.2% 3.6% 40kt / 24h 0.9% 6.2% 3.6% 45kt / 36h 5.0% 29.5% 17.2% 55kt / 36h 4.5% 13.8% 9.1% 55kt / 48h 16.9% 16.6% 16.7% 70kt / 48h 13.1% 15.7% 14.4% 65kt / 72h 27.9% 32.5% 30.2%