Rapid Intensification Guidance WP142021 210807 12UTC Storm Located at : 31.90 139.00 Guidance run with Vmax [kt]: 40. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 40.00 F 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 5.40 F CONVECTION <-50C [%] 15.00 U CONVECTION <-60C [%] 6.00 U IR CORE SYMMETRY [K] 8.40 F TC SIZE [%] 122.00 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] 14.8 15.3 13.8 18.0 21.7 30.2 39.6 46.7 F F F F N N U VU Ocean Heat [kJ/cm^2] 32.0 16.0 10.0 28.0 14.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] 112.9 119.6 119.6 110.7 78.0 70.8 66.7 49.7 N N N N N U U U 200mb Divg [10^6/s] 40.0 46.0 38.0 17.0 31.0 -12.0 7.0 -4.0 N N N U N U U U Humidity 700-500 hPa 69.0 68.0 67.0 66.0 69.0 70.0 67.0 70.0 N N N N N N N N T Advectio [10^6 K/s] -3.0 -4.0 -4.0 6.0 7.0 20.0 37.0 49.0 N F F N N VU VU VU Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.2% 1.1% 0.7% 25kt / 24h 1.0% 7.7% 4.3% 30kt / 24h 0.5% 2.9% 1.7% 35kt / 24h 0.3% 2.9% 1.6% 40kt / 24h 0.0% 2.9% 1.5% 45kt / 36h 0.5% 4.4% 2.4% 55kt / 36h 0.3% 1.2% 0.8% 55kt / 48h 0.8% 0.8% 0.8% 70kt / 48h 0.8% 0.6% 0.7% 65kt / 72h 0.0% 0.2% 0.1%