Rapid Intensification Guidance AL172020 200914 06UTC Storm Located at : 31.80 64.40 Guidance run with Vmax [kt]: 80. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 80.00 N 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 6.60 F CONVECTION <-50C [%] 49.00 N CONVECTION <-60C [%] 13.00 U IR CORE SYMMETRY [K] 9.60 F TC SIZE [%] 102.00 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] 10.7 14.7 21.9 32.6 51.3 63.4 81.5 66.5 F F N U VU VU VU VU Ocean Heat [kJ/cm^2] 27.0 29.0 20.0 18.0 17.0 32.0 0.0 0.0 U U U U U U U U Potential [kt] 85.0 85.0 82.0 75.1 75.1 70.7 -4.6 -10.4 N N N U U U VU VU 200mb Divg [10^6/s] 6.0 47.0 51.0 84.0 150.0 76.0 58.0 55.0 U N N N VF N N N Humidity 700-500 hPa 35.0 37.0 42.0 41.0 41.0 36.0 30.0 29.0 VU VU VU VU VU VU VU VU T Advectio [10^6 K/s] 3.0 3.0 0.0 0.0 -22.0 -32.0 -45.0 -32.0 N N N N VF VF VF VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 26.0% 22.1% 24.0% 25kt / 24h 23.2% 31.3% 27.2% 30kt / 24h 20.7% 30.3% 25.5% 35kt / 24h 20.6% 30.3% 25.5% 40kt / 24h 12.7% 30.3% 21.5% 45kt / 36h 10.9% 5.1% 8.0% 55kt / 36h 2.1% 1.5% 1.8% 55kt / 48h 0.0% 0.9% 0.5% 70kt / 48h 0.0% 0.0% 0.0% 65kt / 72h 0.0% 0.0% 0.0%