MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508281200F057.nam218 Reading from grid file:/home/data/models/nam_218/2508281200F057.nam218 Searching file for grids... Date: 57 hour NAM valid 21Z SAT 30 AUG 25 Station: 54.07,-121.01 Latitude: 54.07 Longitude: -121.01 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 119 1 950 572 2 900 1044 SFC 872 1321 21.0 11.8 56 9.2 15.0 249 7 305.9 307.8 293.3 336.1 10.01 4 850 1536 17.8 10.1 61 7.6 13.0 250 8 304.7 306.4 292.3 332.2 9.17 5 800 2051 12.9 7.8 71 5.1 9.9 255 10 304.9 306.5 291.7 330.0 8.35 6 750 2589 9.1 3.0 66 6.1 5.7 256 13 306.5 307.6 290.5 325.8 6.34 7 700 3157 4.6 0.7 76 3.8 2.5 257 13 307.6 308.6 290.3 325.3 5.78 8 650 3756 -0.1 -2.7 82 2.6 -1.4 249 11 308.8 309.8 289.9 323.8 4.81 9 600 4392 -3.9 -5.7 87 1.8 -4.7 242 10 311.6 312.4 290.2 324.8 4.16 10 550 5074 -8.5 -10.0 89 1.5 -9.1 249 9 314.0 314.6 290.1 324.4 3.24 11 500 5805 -13.7 -16.6 78 2.9 -14.6 237 10 316.4 316.8 289.8 323.3 2.08 12 450 6598 -19.1 -24.1 65 5.0 -20.4 222 8 319.2 319.4 289.8 323.3 1.21 13 400 7462 -25.7 -30.0 67 4.3 -26.5 217 8 321.6 321.8 290.1 324.4 0.79 14 350 8415 -33.2 -37.2 67 4.0 -33.7 197 7 324.0 324.1 290.5 325.6 0.45 15 300 9477 -42.6 -46.2 67 3.7 -42.8 169 3 325.4 325.4 290.6 326.2 0.20 16 250 10683 -50.0 -59.2 33 9.3 -50.3 215 7 331.8 331.8 292.3 332.0 0.05 17 200 12132 -51.1 -74.9 4 23.7 -51.5 256 17 351.8 351.8 297.0 351.8 0.01 18 150 14002 -51.7 -80.9 2 29.3 -52.2 262 11 381.0 381.0 302.4 381.0 0.00 19 100 16602 -56.1 -84.4 2 28.2 -56.6 299 4 419.3 419.3 307.6 419.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5686.57 m Freezing level: 651.11 mb = 3742.35 m = 12277.90 ft Wetbulb zero: 667.66 mb = 3539.03 m = 11610.86 ft Sfc-500 mean rel hum: 77.46 % Est. max temperature: 22.09 C = 71.77 F Sfc-Lift cond lev (LCL): 760.33 mb = 2475.30 m = 8120.95 ft T: 9.91 C 700-500 lapse rate: 6.89 C/km ThetaE index: 12.28 C Layer 850.0- 600.0 mb Conv cond level (CCL): 724.90 mb = 2869.37 m = 9413.82 ft Mean mixing ratio: 8.63 g/kg Conv temperature: 22.02 C = 71.64 F Cap Strength: 1.36 C Lifted Index: -2.92 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.91 C Lifted Index @700 mb: -0.13 C Showalter Index: -3.50 C Risk: Severe thunderstorms possible Total Totals Index: 55.21 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.43 C Cross Totals Index: 23.78 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 270.26 Risk: None Energy Index: -1.83 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 686.56 J/kg Max Up Vert Vel: 37.06 m/s Conv Inhibition (B-): 25.74 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 744.64 mb = 2648.45 m = 8689.02 ft Lev Free Conv (LFC): 699.64 mb = 3161.00 m = 10370.62 ft Equ Level (EL): 259.64 mb = 10432.83 m = 34228.02 ft B at Equ Level: 685.60 J/kg Max Parcel Lev (MPL): 189.64 mb = 12477.45 m = 40936.02 ft Wind Parameters Mean winds (0-6000m): 244.7 at 9.9 knts Storm direction: 274.7 at 7.4 knts Shear (0-3000m) pos: 1.1 neg: 0.8 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 27.6 deg Storm rel helicity (0-3000m) pos: 5.3 neg: -6.0 tot: -0.7 m^2/s^2 ave: -0.2 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 1.9 stream: 0.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1033.85 Bulk Shear: 0.66 m/s