Rapid Intensification Guidance AL272020 201021 06UTC Storm Located at : 28.90 57.70 Guidance run with Vmax [kt]: 75. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 75.00 N 12-H DELTA VMAX [kt] 20.00 F CORE SIZE [km] 3.00 F CONVECTION <-50C [%] 26.00 U CONVECTION <-60C [%] 4.00 U IR CORE SYMMETRY [K] 8.00 F TC SIZE [%] 100.00 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] 17.1 8.8 8.6 17.7 16.6 20.6 31.1 31.2 F F F F F N U U Ocean Heat [kJ/cm^2] 3.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 U U U U U U U U Potential [kt] 90.0 90.0 90.0 90.0 90.0 90.0 87.0 84.6 N N N N N N N N 200mb Divg [10^6/s] 41.0 57.0 3.0 12.0 10.0 38.0 83.0 56.0 N N U U U N N N Humidity 700-500 hPa 43.0 41.0 45.0 48.0 49.0 46.0 45.0 43.0 VU VU VU U U VU VU VU T Advectio [10^6 K/s] 8.0 2.0 0.0 3.0 4.0 2.0 3.0 0.0 U N N N N N N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 65.7% 31.9% 48.8% 25kt / 24h 61.6% 71.0% 66.3% 30kt / 24h 61.6% 71.0% 66.3% 35kt / 24h 61.6% 71.0% 66.3% 40kt / 24h 54.7% 71.0% 62.9% 45kt / 36h 36.7% 32.8% 34.8% 55kt / 36h 22.0% 17.7% 19.8% 55kt / 48h 7.3% 20.1% 13.7% 70kt / 48h 2.4% 5.5% 3.9% 65kt / 72h 1.1% 2.6% 1.8%