Rapid Intensification Guidance AL082021 210818 06UTC Storm Located at : 30.10 65.30 Guidance run with Vmax [kt]: 55. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 55.00 N 12-H DELTA VMAX [kt] 0.00 N CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 17.00 U CONVECTION <-60C [%] 8.00 U IR CORE SYMMETRY [K] 4.30 F TC SIZE [%] 67.00 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 28.4 30.0 30.4 31.8 30.6 31.8 28.2 N N N N U U U N Ocean Heat [kJ/cm^2] 33.0 35.0 33.0 31.0 27.0 23.0 23.0 29.0 U U U U U U U U Potential [kt] 110.0 110.0 110.0 110.0 110.0 110.0 107.0 102.3 N N N N N N N N 200mb Divg [10^6/s] 20.0 -30.0 -42.0 -35.0 36.0 -8.0 14.0 32.0 U VU VU VU N U U N Humidity 700-500 hPa 49.0 50.0 51.0 51.0 54.0 56.0 64.0 65.0 U U U U U U N N T Advectio [10^6 K/s] -3.0 -6.0 -2.0 -3.0 -7.0 -2.0 -4.0 13.0 N F N N F N F U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 2.4% 2.3% 2.4% 25kt / 24h 1.4% 7.2% 4.3% 30kt / 24h 1.4% 3.1% 2.2% 35kt / 24h 1.3% 3.1% 2.2% 40kt / 24h 1.3% 3.1% 2.2% 45kt / 36h 1.0% 3.0% 2.0% 55kt / 36h 0.3% 0.6% 0.4% 55kt / 48h 0.1% 1.8% 0.9% 70kt / 48h 0.1% 0.4% 0.2% 65kt / 72h 0.1% 0.9% 0.5%