Rapid Intensification Guidance AL122021 210908 12UTC Storm Located at : 27.10 57.70 Guidance run with Vmax [kt]: 95. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 95.00 U 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 9.00 F CONVECTION <-50C [%] 57.00 N CONVECTION <-60C [%] 41.00 N IR CORE SYMMETRY [K] 8.90 F TC SIZE [%] 111.00 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] 12.5 11.6 13.8 15.2 18.5 23.3 34.4 59.3 F F F F N N U VU Ocean Heat [kJ/cm^2] 41.0 34.0 29.0 28.0 15.0 26.0 0.0 0.0 N U U U U U U U Potential [kt] 70.0 70.0 70.0 70.0 60.1 45.5 -35.3 -50.5 U U U U U U VU VU 200mb Divg [10^6/s] 29.0 48.0 34.0 35.0 13.0 77.0 97.0 127.0 N N N N U N F F Humidity 700-500 hPa 54.0 54.0 55.0 57.0 55.0 62.0 52.0 56.0 U U U U U N U U T Advectio [10^6 K/s] -4.0 -2.0 3.0 3.0 18.0 35.0 5.0 -35.0 F N N N VU VU N VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 8.5% 6.4% 7.5% 25kt / 24h 10.7% 17.8% 14.2% 30kt / 24h 9.6% 13.0% 11.3% 35kt / 24h 7.5% 13.0% 10.3% 40kt / 24h 3.1% 13.0% 8.0% 45kt / 36h 29.7% 5.4% 17.5% 55kt / 36h 0.0% 1.8% 0.9% 55kt / 48h 0.0% 0.0% 0.0% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0%