Rapid Intensification Guidance SH022021 201207 12UTC Storm Located at : -15.10 80.90 Guidance run with Vmax [kt]: 40. Initial Conditions: Predictor Value Favorable(F)/Unfavorable(U) INTENSITY (VMAX) [kt] 40.00 F 12-H DELTA VMAX [kt] 5.00 N CORE SIZE [km] 9.80 F CONVECTION <-50C [%] 80.00 N CONVECTION <-60C [%] 60.00 N IR CORE SYMMETRY [K] 10.00 F TC SIZE [%] 119.00 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] 13.0 14.0 14.7 11.7 20.9 30.0 29.7 40.8 F F F F N N N VU Ocean Heat [kJ/cm^2] 33.0 42.0 30.0 18.0 2.0 0.0 0.0 0.0 U N U U U U U U Potential [kt] 112.9 115.1 108.6 102.4 86.0 69.4 61.7 59.3 N N N N N U U U 200mb Divg [10^6/s] 33.0 30.0 37.0 42.0 29.0 47.0 34.0 33.0 N N N N N N N N Humidity 700-500 hPa 65.0 66.0 66.0 61.0 61.0 57.0 51.0 49.0 N N N N N U U U T Advectio [10^6 K/s] 0.0 -2.0 -5.0 -3.0 -2.0 -4.0 -2.0 4.0 N N F N N F N N Probabilities[%] of Rapid intensification Thresholds LDA-Method LRE-Method CONSENSUS 20kt / 12h 3.3% 7.3% 5.3% 25kt / 24h 13.9% 34.3% 24.1% 30kt / 24h 7.0% 22.1% 14.6% 35kt / 24h 5.0% 22.1% 13.5% 40kt / 24h 1.1% 17.1% 9.1% 45kt / 36h 4.8% 33.7% 19.3% 55kt / 36h 3.7% 19.5% 11.6% 55kt / 48h 4.5% 4.5% 4.5% 70kt / 48h 4.5% 7.1% 5.8% 65kt / 72h 0.2% 2.3% 1.3%