Rapid Intensification Guidance AL152021 210918 00UTC Storm Located at : 36.30 71.90 Guidance run with Vmax [kt]: 35. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 35.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 11.80 F CONVECTION <-50C [%] 0.00 VU CONVECTION <-60C [%] 0.00 U IR CORE SYMMETRY [K] 0.50 F TC SIZE [%] 123.00 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] 38.3 46.7 47.0 50.7 54.1 42.7 37.0 50.0 U VU VU VU VU VU U VU Ocean Heat [kJ/cm^2] 64.0 19.0 0.0 0.0 0.0 0.0 0.0 0.0 N U U U U U U U Potential [kt] 109.4 96.2 81.5 78.6 63.2 32.3 21.3 13.8 N N N N U VU VU VU 200mb Divg [10^6/s] 86.0 82.0 104.0 48.0 58.0 8.0 20.0 18.0 F N F N N U U U Humidity 700-500 hPa 61.0 61.0 59.0 59.0 57.0 43.0 36.0 27.0 N N U U U VU VU VU T Advectio [10^6 K/s] 14.0 10.0 13.0 8.0 4.0 -35.0 -61.0-108.0 U U U U N VF VF VF Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 0.1% 0.1% 0.1% 25kt / 24h 0.2% 0.2% 0.2% 30kt / 24h 0.2% 0.0% 0.1% 35kt / 24h 0.0% 0.0% 0.0% 40kt / 24h 0.0% 0.0% 0.0% 45kt / 36h 0.0% 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% Decapatation Guidance NOT VALID Thermodyanmic Conditions Unfavorable for Intense Typhoons