Rapid Intensification Guidance AL052021 210701 18UTC Storm Located at : 10.70 52.60 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 N CORE SIZE [km] 9.80 F CONVECTION <-50C [%] 45.00 N CONVECTION <-60C [%] 23.00 U IR CORE SYMMETRY [K] 7.60 F TC SIZE [%] 84.00 F 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] 21.3 23.7 25.1 26.4 29.0 25.6 14.4 16.9 N N N N N N F F Ocean Heat [kJ/cm^2] 33.0 40.0 32.0 33.0 31.0 17.0 35.0 61.0 U N U U U U U N Potential [kt] 112.9 117.3 119.6 115.1 112.9 122.0 125.0 125.0 N N N N N N N N 200mb Divg [10^6/s] 76.0 70.0 57.0 3.0 0.0 34.0 35.0 51.0 N N N U U N N N Humidity 700-500 hPa 66.0 68.0 67.0 67.0 63.0 64.0 62.0 63.0 N N N N N N N N T Advectio [10^6 K/s] -4.0 -4.0 -5.0 -5.0 0.0 21.0 9.0 0.0 F F F F N VU U N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 1.9% 2.6% 2.2% 25kt / 24h 5.3% 14.1% 9.7% 30kt / 24h 2.6% 5.3% 3.9% 35kt / 24h 1.2% 5.3% 3.2% 40kt / 24h 1.2% 4.8% 3.0% 45kt / 36h 1.8% 12.1% 7.0% 55kt / 36h 1.0% 3.9% 2.4% 55kt / 48h 1.9% 3.9% 2.9% 70kt / 48h 1.0% 2.7% 1.9% 65kt / 72h 6.3% 9.3% 7.8%