MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508271200F081.nam218 Reading from grid file:/home/data/models/nam_218/2508271200F081.nam218 Searching file for grids... Date: 81 hour NAM valid 21Z SAT 30 AUG 25 Station: 53.78,-121.50 Latitude: 53.78 Longitude: -121.50 ------------------------------------------------------------------------------- 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 101 1 950 552 2 900 1028 SFC 893 1097 25.1 9.7 38 15.4 15.4 262 2 308.0 309.6 292.7 333.9 8.50 4 850 1524 19.8 7.2 44 12.6 12.2 253 3 306.9 308.3 291.6 329.7 7.51 5 800 2042 14.9 5.4 53 9.5 9.3 255 5 307.0 308.3 291.3 328.5 7.05 6 750 2583 10.5 0.8 51 9.7 5.3 251 13 307.9 309.0 290.2 324.6 5.40 7 700 3153 5.4 0.6 71 4.8 2.9 247 15 308.5 309.6 290.6 326.1 5.71 8 650 3753 0.5 -2.1 83 2.5 -0.8 240 15 309.5 310.4 290.3 325.2 5.06 9 600 4391 -3.8 -7.8 74 4.0 -5.5 230 12 311.7 312.4 289.7 323.0 3.56 10 550 5072 -7.6 -22.0 30 14.4 -11.8 218 15 315.0 315.3 288.5 319.1 1.19 11 500 5806 -13.0 -29.5 24 16.5 -16.7 220 15 317.1 317.3 288.6 319.5 0.66 12 450 6599 -18.8 -37.2 18 18.4 -21.8 220 14 319.6 319.6 289.0 320.8 0.35 13 400 7464 -25.5 -42.5 19 17.0 -27.5 226 14 321.8 321.8 289.6 322.6 0.23 14 350 8417 -32.5 -36.1 70 3.6 -33.0 261 18 324.9 325.0 290.8 326.8 0.50 15 300 9484 -41.5 -45.8 63 4.3 -41.8 262 23 326.9 326.9 291.0 327.7 0.21 16 250 10693 -51.2 -56.0 56 4.9 -51.3 247 26 330.0 330.0 291.8 330.3 0.08 17 200 12127 -52.5 -74.2 6 21.7 -52.9 238 20 349.6 349.6 296.5 349.6 0.01 18 150 13992 -51.6 -80.9 2 29.3 -52.1 225 9 381.1 381.1 302.4 381.1 0.00 19 100 16590 -56.2 -84.4 2 28.2 -56.6 235 5 419.2 419.2 307.6 419.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5705.24 m Freezing level: 644.64 mb = 3821.52 m = 12537.65 ft Wetbulb zero: 660.84 mb = 3619.08 m = 11873.49 ft Sfc-500 mean rel hum: 54.55 % Est. max temperature: 25.06 C = 77.11 F Sfc-Lift cond lev (LCL): 712.21 mb = 3009.96 m = 9875.07 ft T: 6.70 C 700-500 lapse rate: 6.96 C/km ThetaE index: 9.34 C Layer 850.0- 700.0 mb Conv cond level (CCL): 687.30 mb = 3301.00 m = 10829.92 ft Mean mixing ratio: 7.55 g/kg Conv temperature: 25.77 C = 78.38 F Cap Strength: 1.17 C Lifted Index: -1.87 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.32 C Lifted Index @700 mb: 1.08 C Showalter Index: -1.67 C Risk: Thunderstorms probable Total Totals Index: 53.08 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.85 C Cross Totals Index: 20.24 C K Index: 35.19 Risk: > 80 % chance of thunderstorms Sweat Index: 188.05 Risk: None Energy Index: -2.00 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 420.95 J/kg Max Up Vert Vel: 29.02 m/s Conv Inhibition (B-): 34.55 J/kg Cap Strength: 1.17 C Lift Cond Lev (LCL): 702.51 mb = 3123.23 m = 10246.68 ft Lev Free Conv (LFC): 667.51 mb = 3537.82 m = 11606.87 ft Equ Level (EL): 257.51 mb = 10496.60 m = 34437.25 ft B at Equ Level: 420.91 J/kg Max Parcel Lev (MPL): 197.51 mb = 12207.91 m = 40051.71 ft Wind Parameters Mean winds (0-6000m): 231.6 at 12.3 knts Storm direction: 261.6 at 9.2 knts Shear (0-3000m) pos: 0.5 neg: 1.6 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 114.6 deg Storm rel helicity (0-3000m) pos: 4.4 neg: -7.1 tot: -2.7 m^2/s^2 ave: -0.9 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 30.55 Bulk Shear: 13.78 m/s