Rapid Intensification Guidance AL162021 210920 18UTC Storm Located at : 19.80 61.30 Guidance run with Vmax [kt]: 45. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 45.00 N 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 5.00 F CONVECTION <-50C [%] 29.00 U CONVECTION <-60C [%] 26.00 U IR CORE SYMMETRY [K] 3.30 F TC SIZE [%] 77.00 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] 42.1 45.4 40.4 38.2 40.8 44.6 37.7 27.8 VU VU U U VU VU U N Ocean Heat [kJ/cm^2] 39.0 40.0 51.0 67.0 84.0 60.0 45.0 43.0 U N N N N N N N Potential [kt] 120.0 120.0 120.0 120.0 120.0 120.0 120.0 120.0 N N N N N N N N 200mb Divg [10^6/s] -8.0 -25.0 -5.0 52.0 17.0 22.0 -25.0 5.0 U VU U N U U VU U Humidity 700-500 hPa 51.0 50.0 50.0 53.0 56.0 57.0 61.0 60.0 U U U U U U N N T Advectio [10^6 K/s] -3.0 -8.0 -5.0 0.0 -4.0 2.0 3.0 5.0 N F F N F N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.3% 0.4% 0.4% 25kt / 24h 0.6% 2.5% 1.6% 30kt / 24h 0.2% 0.7% 0.5% 35kt / 24h 0.1% 0.6% 0.4% 40kt / 24h 0.0% 0.6% 0.3% 45kt / 36h 0.2% 1.4% 0.8% 55kt / 36h 0.0% 0.2% 0.1% 55kt / 48h 0.0% 0.6% 0.3% 70kt / 48h 0.0% 0.1% 0.1% 65kt / 72h 0.3% 0.7% 0.5%