Rapid Intensification Guidance AL162021 210921 12UTC Storm Located at : 19.80 64.00 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] -10.00 U CORE SIZE [km] 4.20 F CONVECTION <-50C [%] 1.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 0.60 F TC SIZE [%] 55.00 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] 34.0 38.4 41.3 38.0 40.3 33.1 18.7 18.2 U U VU U U U N F Ocean Heat [kJ/cm^2] 56.0 73.0 89.0 96.0 80.0 55.0 48.0 43.0 N N F F N N N N Potential [kt] 130.0 130.0 130.0 130.0 130.0 130.0 130.0 130.0 F F F F F F F F 200mb Divg [10^6/s] 21.0 22.0 -12.0 19.0 25.0 13.0 -23.0 3.0 U U U U U U VU U Humidity 700-500 hPa 49.0 50.0 54.0 55.0 57.0 56.0 55.0 53.0 U U U U U U U U T Advectio [10^6 K/s] 1.0 -3.0 -4.0 0.0 1.0 2.0 1.0 2.0 N N F N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.0% 0.1% 0.1% 25kt / 24h 0.2% 1.1% 0.6% 30kt / 24h 0.2% 0.2% 0.2% 35kt / 24h 0.0% 0.2% 0.1% 40kt / 24h 0.0% 0.2% 0.1% 45kt / 36h 0.1% 0.7% 0.4% 55kt / 36h 0.0% 0.1% 0.0% 55kt / 48h 0.1% 0.4% 0.3% 70kt / 48h 0.1% 0.1% 0.1% 65kt / 72h 9.5% 1.4% 5.5%