Rapid Intensification Guidance AL082025 250925 18UTC Storm Located at : 21.80 56.90 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 N 12-H DELTA VMAX [kt] 10.00 F CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 52.00 N CONVECTION <-60C [%] 39.00 N IR CORE SYMMETRY [K] 9.60 F TC SIZE [%] 94.00 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] 28.2 29.7 26.3 20.5 20.0 22.2 26.8 26.4 N N N N N N N N Ocean Heat [kJ/cm^2] 60.0 59.0 59.0 58.0 51.0 50.0 46.0 60.0 N N N N N N N N Potential [kt] 114.3 114.3 114.3 114.3 115.0 115.0 115.0 115.0 N N N N N N N N 200mb Divg [10^6/s] 20.0 -5.0 -8.0 15.0 5.0 30.0 -14.0 3.0 U U U U U N U U Humidity 700-500 hPa 54.0 53.0 52.0 54.0 54.0 52.0 53.0 59.0 U U U U U U U U T Advectio [10^6 K/s] 1.0 -1.0 -2.0 0.0 -1.0 -5.0 -3.0 8.0 N N N N N F N U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 11.1% 8.0% 9.5% 25kt / 24h 19.3% 34.1% 26.7% 30kt / 24h 14.3% 21.8% 18.1% 35kt / 24h 10.8% 21.8% 16.3% 40kt / 24h 6.6% 21.3% 13.9% 45kt / 36h 14.8% 30.6% 22.7% 55kt / 36h 8.9% 14.6% 11.8% 55kt / 48h 18.5% 16.6% 17.6% 70kt / 48h 6.6% 8.3% 7.4% 65kt / 72h 9.0% 12.7% 10.9% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.38 AL082025 250925 18UTC Storm Located at : 21.80 56.90 Guidance run with Vmax [kt]: 50. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 50.00 U 12-H DELTA VMAX [kt] 10.00 U CORE SIZE [km] 2.20 F TC SIZE [%] 94.00 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] 28.2 29.7 26.3 20.5 20.0 22.2 26.8 26.4 N N N N N N N N Humidity 700-500 hPa 54.0 53.0 52.0 54.0 54.0 52.0 53.0 59.0 F F F F F F F F T Advectio [10^6 K/s] 1.0 -1.0 -2.0 0.0 -1.0 -5.0 -3.0 8.0 N N N N N U N F Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.1% 0.1%