Rapid Intensification Guidance AL202020 200921 06UTC Storm Located at : 29.70 63.40 Guidance run with Vmax [kt]: 85. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 85.00 N 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 11.40 F CONVECTION <-50C [%] 73.00 N CONVECTION <-60C [%] 38.00 N IR CORE SYMMETRY [K] 9.80 F TC SIZE [%] 117.00 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] 27.5 47.0 65.9 72.2 51.7 54.1 55.8 52.2 N VU VU VU VU VU VU VU Ocean Heat [kJ/cm^2] 2.0 16.0 1.0 26.0 0.0 0.0 0.0 0.0 U U U U U U U U Potential [kt] 80.0 80.0 74.6 65.7 41.0 -20.9 -26.9 -38.2 N N U U U VU VU VU 200mb Divg [10^6/s] 85.0 73.0 85.0 141.0 80.0 105.0 86.0 75.0 F N F VF N F F N Humidity 700-500 hPa 57.0 58.0 54.0 53.0 51.0 56.0 63.0 63.0 U U U U U U N N T Advectio [10^6 K/s] 15.0 17.0 83.0 85.0 -6.0 -23.0 -11.0 -84.0 U U VU VU F VF F VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 2.4% 1.5% 1.9% 25kt / 24h 0.6% 1.1% 0.8% 30kt / 24h 0.1% 0.4% 0.3% 35kt / 24h 0.1% 0.4% 0.3% 40kt / 24h 0.0% 0.3% 0.1% 45kt / 36h 0.2% 0.1% 0.1% 55kt / 36h 0.0% 0.0% 0.0% 55kt / 48h 0.0% 0.0% 0.0% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0%