Rapid Intensification Guidance WP142021 210806 00UTC Storm Located at : 27.00 131.30 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] 0.00 N CORE SIZE [km] 5.40 F CONVECTION <-50C [%] 8.00 VU CONVECTION <-60C [%] 3.00 U IR CORE SYMMETRY [K] 4.60 F TC SIZE [%] 121.00 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] 18.7 19.5 17.4 19.1 27.9 32.6 42.8 63.7 N N F N N U VU VU Ocean Heat [kJ/cm^2] 24.0 27.0 23.0 17.0 7.0 15.0 1.0 0.0 U U U U U U U U Potential [kt] 130.0 130.0 130.0 129.3 124.6 107.4 91.0 59.8 F F F F N N N U 200mb Divg [10^6/s] 74.0 42.0 34.0 41.0 67.0 137.0 72.0 90.0 N N N N N VF N F Humidity 700-500 hPa 69.0 73.0 72.0 75.0 73.0 73.0 72.0 74.0 N N N F N N N N T Advectio [10^6 K/s] -13.0 -12.0 -14.0 -12.0 -22.0 -55.0 -37.0 -26.0 VF F VF F VF VF VF VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.5% 1.4% 1.0% 25kt / 24h 2.2% 11.9% 7.1% 30kt / 24h 1.2% 4.6% 2.9% 35kt / 24h 0.7% 4.6% 2.7% 40kt / 24h 0.1% 4.6% 2.4% 45kt / 36h 2.3% 9.7% 6.0% 55kt / 36h 0.9% 2.4% 1.6% 55kt / 48h 3.1% 4.1% 3.6% 70kt / 48h 1.0% 3.4% 2.2% 65kt / 72h 0.1% 1.9% 1.0%