Rapid Intensification Guidance AL202023 231022 12UTC Storm Located at : 18.70 62.80 Guidance run with Vmax [kt]: 70. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 70.00 N 12-H DELTA VMAX [kt] -5.00 U CORE SIZE [km] 2.20 F CONVECTION <-50C [%] 49.00 N CONVECTION <-60C [%] 30.00 N IR CORE SYMMETRY [K] 6.90 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] 27.9 30.2 30.3 27.2 28.1 36.1 41.3 58.1 N N N N N U VU VU Ocean Heat [kJ/cm^2] 78.0 74.0 68.0 63.0 59.0 53.0 40.0 30.0 N N N N N N N U Potential [kt] 95.0 95.0 95.0 95.0 92.0 92.0 89.6 85.1 N N N N N N N N 200mb Divg [10^6/s] 81.0 67.0 37.0 20.0 37.0 57.0 104.0 101.0 N N N U N N F F Humidity 700-500 hPa 66.0 68.0 68.0 68.0 59.0 54.0 49.0 42.0 N N N N U U U VU T Advectio [10^6 K/s] 13.0 8.0 10.0 10.0 2.0 2.0 -2.0 16.0 U U U U N N N U Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 5.6% 3.6% 4.6% 25kt / 24h 11.2% 15.8% 13.5% 30kt / 24h 8.5% 8.5% 8.5% 35kt / 24h 4.6% 8.4% 6.5% 40kt / 24h 4.6% 8.4% 6.5% 45kt / 36h 8.1% 4.2% 6.1% 55kt / 36h 0.0% 0.9% 0.5% 55kt / 48h 3.2% 3.3% 3.2% 70kt / 48h 0.4% 0.3% 0.3% 65kt / 72h 4.7% 0.5% 2.6% Convective Decapatation Guidance For SSTs greater than 27.5C Current sst along the future track = 28.54 AL202023 231022 12UTC Storm Located at : 18.70 62.80 Guidance run with Vmax [kt]: 70. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 70.00 N 12-H DELTA VMAX [kt] -5.00 F CORE SIZE [km] 2.20 F TC SIZE [%] 84.00 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] 27.9 30.2 30.3 27.2 28.1 36.1 41.3 58.1 N N N N N F VF VF Humidity 700-500 hPa 66.0 68.0 68.0 68.0 59.0 54.0 49.0 42.0 N N N N F F F VF T Advectio [10^6 K/s] 13.0 8.0 10.0 10.0 2.0 2.0 -2.0 16.0 F F F F N N N F Probabilities[%] of Storm Decapitation Thresholds LDA-Method LRE-Method CONSENSUS -30kt / 24h 0.0% 0.6% 0.3%