Rapid Intensification Guidance AL142021 210912 12UTC Storm Located at : 19.90 94.40 Guidance run with Vmax [kt]: 30. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 30.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 11.80 F CONVECTION <-50C [%] 43.00 U CONVECTION <-60C [%] 32.00 N IR CORE SYMMETRY [K] 8.10 F TC SIZE [%] 129.00 U 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] 19.5 19.0 19.5 22.1 26.5 35.3 42.9 49.4 N N N N N U VU VU Ocean Heat [kJ/cm^2] 40.0 45.0 48.0 43.0 33.0 35.0 31.0 5.0 N N N N U U U U Potential [kt] 135.0 135.0 135.0 135.0 135.0 135.0 135.0 135.0 F F F F F F F F 200mb Divg [10^6/s] 103.0 70.0 73.0 69.0 40.0 34.0 30.0 22.0 F N N N N N N U Humidity 700-500 hPa 80.0 77.0 74.0 69.0 60.0 55.0 53.0 51.0 F F N N N U U U T Advectio [10^6 K/s] 3.0 6.0 4.0 1.0 20.0 19.0 16.0 4.0 N N N N VU VU U N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.7% 3.3% 2.5% 25kt / 24h 13.5% 31.9% 22.7% 30kt / 24h 5.6% 14.9% 10.3% 35kt / 24h 3.1% 14.3% 8.7% 40kt / 24h 0.8% 14.3% 7.5% 45kt / 36h 9.8% 36.5% 23.2% 55kt / 36h 0.0% 15.7% 7.8% 55kt / 48h 11.3% 14.9% 13.1% 70kt / 48h 4.7% 7.9% 6.3% 65kt / 72h 7.4% 6.9% 7.1%