MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508271200F030.nam218 Reading from grid file:/home/data/models/nam_218/2508271200F030.nam218 Searching file for grids... Date: 30 hour NAM valid 18Z THU 28 AUG 25 Station: 52.18,-113.8 Latitude: 52.18 Longitude: -113.80 ------------------------------------------------------------------------------- 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 106 1 950 559 SFC 911 928 29.1 5.6 23 23.5 15.0 199 13 310.4 311.6 291.7 329.8 6.26 3 900 1037 26.5 4.2 24 22.3 13.5 199 15 308.8 309.9 290.7 326.6 5.75 4 850 1536 21.4 2.8 29 18.7 10.9 201 18 308.6 309.6 290.5 325.6 5.50 5 800 2055 16.5 -0.6 31 17.1 7.5 204 22 308.8 309.7 289.7 323.1 4.59 6 750 2599 12.0 -3.1 35 15.1 4.4 205 15 309.6 310.4 289.5 322.3 4.06 7 700 3172 8.3 -11.4 23 19.7 0.0 203 5 311.7 312.1 288.4 319.0 2.27 8 650 3778 3.0 -4.2 59 7.2 -0.5 302 2 312.4 313.2 290.6 325.9 4.30 9 600 4419 -2.5 -7.9 66 5.4 -4.8 344 5 313.3 313.9 290.1 324.5 3.51 10 550 5103 -7.6 -12.7 67 5.0 -9.5 309 6 315.0 315.5 289.8 323.6 2.62 11 500 5838 -12.6 -24.2 37 11.5 -15.7 298 8 317.6 317.8 289.2 321.3 1.08 12 450 6632 -18.3 -40.5 12 22.2 -21.6 300 11 320.2 320.3 289.1 321.1 0.25 13 400 7499 -24.3 -48.9 8 24.5 -26.8 281 20 323.4 323.4 289.9 323.8 0.11 14 350 8459 -30.5 -50.0 13 19.4 -32.1 272 38 327.6 327.6 291.2 328.0 0.11 15 300 9537 -38.7 -47.9 37 9.2 -39.4 263 54 330.8 330.9 292.1 331.5 0.17 16 250 10759 -48.8 -58.8 30 10.0 -49.1 263 51 333.6 333.6 292.7 333.8 0.05 17 200 12207 -51.3 -76.0 4 24.7 -51.7 277 36 351.6 351.6 297.0 351.6 0.01 18 150 14072 -52.5 -81.6 2 29.1 -53.0 300 19 379.5 379.5 302.2 379.6 0.00 19 100 16647 -58.7 -86.4 2 27.6 -59.1 307 13 414.2 414.2 307.0 414.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5731.81 m Freezing level: 622.62 mb = 4129.00 m = 13546.41 ft Wetbulb zero: 698.13 mb = 3193.97 m = 10478.77 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 44.32 % Est. max temperature: 28.15 C = 82.66 F Sfc-Lift cond lev (LCL): 645.07 mb = 3838.75 m = 12594.18 ft T: 2.48 C 700-500 lapse rate: 7.85 C/km ThetaE index: 10.79 C Layer 900.0- 650.0 mb Conv cond level (CCL): 603.91 mb = 4367.26 m = 14328.11 ft Mean mixing ratio: 5.47 g/kg Conv temperature: 31.81 C = 89.26 F Cap Strength: 3.28 C Lifted Index: 0.73 C Risk: Showers probable Lifted Index @300 mb: 4.41 C Lifted Index @700 mb: 2.59 C Showalter Index: 0.79 C Risk: Thunderstorms probable Total Totals Index: 49.48 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 34.08 C Cross Totals Index: 15.41 C K Index: 17.11 Risk: < 20 % chance of thunderstorms Sweat Index: 86.95 Risk: None Energy Index: -0.79 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.97 J/kg Max Up Vert Vel: 2.44 m/s Conv Inhibition (B-): 7829.09 J/kg Cap Strength: 3.28 C Lift Cond Lev (LCL): 641.05 mb = 3888.84 m = 12758.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind Parameters Mean winds (0-6000m): 240.2 at 9.9 knts Storm direction: 270.2 at 7.4 knts Shear (0-3000m) pos: 1.1 neg: 1.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): -91.4 deg Storm rel helicity (0-3000m) pos: 22.8 neg: -35.4 tot: -12.6 m^2/s^2 ave: -4.2 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 14.46 m/s