Rapid Intensification Guidance AL082021 210817 18UTC Storm Located at : 30.40 64.20 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 4.60 F CONVECTION <-50C [%] 29.00 U CONVECTION <-60C [%] 7.00 U IR CORE SYMMETRY [K] 5.90 F TC SIZE [%] 90.00 N 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] 23.3 21.4 24.9 30.5 31.2 29.6 32.6 32.5 N N N N U N U U Ocean Heat [kJ/cm^2] 25.0 28.0 34.0 37.0 27.0 24.0 23.0 27.0 U U U U U U U U Potential [kt] 115.0 115.0 115.0 115.0 115.0 115.0 115.0 109.6 N N N N N N N N 200mb Divg [10^6/s] -67.0 -11.0 -11.0 -28.0 -50.0 21.0 -15.0 48.0 VU U U VU VU U U N Humidity 700-500 hPa 50.0 50.0 49.0 50.0 49.0 52.0 56.0 63.0 U U U U U U U N T Advectio [10^6 K/s] -1.0 0.0 -3.0 -5.0 -4.0 -6.0 -5.0 -5.0 N N N F F F F F Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 3.7% 4.6% 4.1% 25kt / 24h 4.4% 14.5% 9.4% 30kt / 24h 3.6% 7.2% 5.4% 35kt / 24h 3.0% 7.2% 5.1% 40kt / 24h 1.3% 7.2% 4.2% 45kt / 36h 1.7% 7.5% 4.6% 55kt / 36h 0.8% 2.1% 1.5% 55kt / 48h 0.1% 3.5% 1.8% 70kt / 48h 0.1% 1.2% 0.6% 65kt / 72h 0.2% 1.9% 1.1%