MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508280000F021.nam218 Reading from grid file:/home/data/models/nam_218/2508280000F021.nam218 Searching file for grids... Date: 21 hour NAM valid 21Z THU 28 AUG 25 Station: 29.75,-95.50 Latitude: 29.75 Longitude: -95.50 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1011 22 33.9 23.1 53 10.8 25.9 179 8 306.0 309.4 298.7 359.7 17.86 1 1000 124 31.4 22.3 59 9.0 24.7 180 9 304.5 307.7 297.9 355.9 17.23 2 950 584 26.8 21.4 72 5.4 22.9 181 9 304.4 307.6 297.8 355.5 17.16 3 900 1059 22.1 20.5 91 1.6 21.0 183 9 304.3 307.5 297.8 355.3 17.11 4 850 1554 18.7 14.6 77 4.1 16.0 225 9 305.7 308.0 295.0 342.9 12.41 5 800 2073 17.2 7.4 53 9.8 11.2 244 8 309.5 311.0 292.9 334.3 8.12 6 750 2621 14.1 7.8 66 6.4 10.2 247 5 311.9 313.6 294.1 339.3 8.86 7 700 3201 11.1 2.8 56 8.4 6.3 257 3 314.8 316.1 293.3 335.8 6.68 8 650 3816 7.4 -1.1 55 8.5 2.8 244 4 317.3 318.3 293.0 334.6 5.42 9 600 4469 3.4 -7.0 46 10.4 -1.5 255 4 320.1 320.8 292.4 332.4 3.77 10 550 5171 -0.1 -18.0 25 17.9 -6.7 319 5 324.0 324.3 291.6 329.8 1.69 11 500 5927 -4.3 -33.4 8 29.1 -11.5 315 5 327.8 327.9 291.6 329.5 0.46 12 450 6747 -9.8 -33.1 13 23.3 -15.3 260 2 330.9 331.0 292.4 332.8 0.52 13 400 7644 -16.3 -38.2 13 21.9 -20.3 312 6 333.9 333.9 293.1 335.2 0.36 14 350 8634 -23.3 -41.2 18 18.0 -25.9 304 11 337.4 337.4 294.0 338.5 0.30 15 300 9744 -30.8 -48.7 16 17.9 -32.6 297 8 341.9 341.9 294.9 342.5 0.15 16 250 11013 -40.4 -52.0 28 11.6 -41.2 346 17 346.0 346.0 295.8 346.5 0.13 17 200 12491 -52.6 -63.5 26 10.9 -52.8 356 25 349.5 349.5 296.5 349.7 0.04 18 150 14294 -65.8 -75.3 25 9.6 -65.8 356 24 356.8 356.8 298.1 356.8 0.01 19 100 16693 -73.3 -85.1 15 11.8 -73.3 22 21 386.2 386.2 303.2 386.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5802.80 m Freezing level: 551.22 mb = 5153.50 m = 16907.62 ft Wetbulb zero: 617.34 mb = 4236.79 m = 13900.05 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 53.90 % Est. max temperature: 33.24 C = 91.83 F Sfc-Lift cond lev (LCL): 866.32 mb = 1389.31 m = 4558.04 ft T: 19.83 C 700-500 lapse rate: 5.67 C/km ThetaE index: 25.37 C Layer 1000.0- 750.0 mb Conv cond level (CCL): 869.73 mb = 1355.37 m = 4446.70 ft Mean mixing ratio: 17.21 g/kg Conv temperature: 33.00 C = 91.41 F Cap Strength: 0.39 C Lifted Index: -3.41 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.54 C Lifted Index @700 mb: -1.02 C Showalter Index: 1.28 C Risk: Showers probable Total Totals Index: 41.96 C Risk: None Vertical Totals Index: 23.01 C Cross Totals Index: 18.95 C K Index: 29.26 Risk: 40-60 % chance of thunderstorms Sweat Index: 198.13 Risk: None Energy Index: -2.49 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1707.04 J/kg Max Up Vert Vel: 58.43 m/s Conv Inhibition (B-): 4.10 J/kg Cap Strength: 1.55 C Lift Cond Lev (LCL): 878.26 mb = 1270.85 m = 4169.41 ft Lev Free Conv (LFC): 863.26 mb = 1419.99 m = 4658.69 ft Equ Level (EL): 813.26 mb = 1932.51 m = 6340.17 ft B at Equ Level: 6.55 J/kg Wind Parameters Mean winds (0-6000m): 235.0 at 6.0 knts Storm direction: 265.0 at 4.5 knts Shear (0-3000m) pos: 1.4 neg: 0.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): -21.6 deg Storm rel helicity (0-3000m) pos: 16.8 neg: -1.2 tot: 15.7 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.0 10^-3/s Energy-Hel index: 0.18 Bulk Rich Number: 243.39 Bulk Shear: 7.01 m/s