MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508011200F018.nam218 Reading from grid file:/home/data/models/nam_218/2508011200F018.nam218 Searching file for grids... Date: 18 hour NAM valid 6Z SAT 2 AUG 25 Station: 37.12,-76.43 Latitude: 37.12 Longitude: -76.43 ------------------------------------------------------------------------------- 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 1020 1 23.7 20.5 82 3.2 21.5 21 14 295.1 297.8 293.9 338.2 15.04 1 1000 175 22.0 19.6 86 2.4 20.4 23 18 295.1 297.8 293.5 336.8 14.52 2 950 621 18.2 18.1 99 0.2 18.1 34 22 295.7 298.2 293.2 335.5 13.85 3 900 1084 16.4 16.2 99 0.2 16.3 66 18 298.4 300.8 293.4 336.2 12.98 4 850 1570 13.9 13.4 97 0.5 13.6 33 8 300.7 302.8 292.9 334.2 11.42 5 800 2080 11.7 11.4 98 0.3 11.5 342 6 303.6 305.6 293.2 335.4 10.66 6 750 2619 9.2 8.2 93 1.0 8.6 301 10 306.5 308.2 292.8 334.1 9.12 7 700 3189 7.5 4.0 78 3.6 5.5 277 12 310.8 312.2 292.6 333.3 7.29 8 650 3797 4.7 -1.9 62 6.6 1.3 275 14 314.2 315.2 291.8 330.4 5.12 9 600 4445 0.9 -2.8 76 3.7 -1.0 260 15 317.2 318.2 292.7 333.8 5.20 10 550 5140 -2.6 -5.0 83 2.4 -3.7 247 16 321.0 322.0 293.5 336.7 4.80 11 500 5893 -5.3 -16.8 40 11.5 -9.5 252 15 326.6 327.0 292.7 333.7 2.05 12 450 6712 -10.6 -22.3 37 11.8 -14.2 265 18 330.0 330.2 293.0 335.0 1.42 13 400 7608 -16.5 -24.5 50 8.0 -18.7 263 26 333.5 333.8 293.9 338.2 1.31 14 350 8597 -23.3 -27.8 67 4.4 -24.4 260 36 337.3 337.5 294.7 341.4 1.11 15 300 9708 -31.0 -34.9 69 3.9 -31.6 256 48 341.7 341.8 295.3 344.2 0.66 16 250 10977 -40.2 -44.3 64 4.2 -40.5 247 61 346.4 346.4 296.1 347.6 0.30 17 200 12459 -52.2 -58.7 46 6.4 -52.4 236 67 350.0 350.1 296.7 350.3 0.07 18 150 14261 -65.2 -75.1 24 9.9 -65.3 244 67 357.7 357.7 298.2 357.8 0.01 19 100 16699 -67.8 -86.0 6 18.2 -67.9 252 20 396.8 396.8 304.8 396.8 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5718.14 m Freezing level: 586.96 mb = 4626.73 m = 15179.39 ft Wetbulb zero: 621.64 mb = 4158.52 m = 13643.26 ft Precipitable water: 1.99 inches Sfc-500 mean rel hum: 82.65 % Est. max temperature: 28.33 C = 82.99 F Sfc-Lift cond lev (LCL): 974.28 mb = 401.42 m = 1316.98 ft T: 20.09 C 700-500 lapse rate: 4.74 C/km ThetaE index: 4.92 C Layer 750.0- 600.0 mb Conv cond level (CCL): 952.34 mb = 599.31 m = 1966.23 ft Mean mixing ratio: 14.12 g/kg Conv temperature: 24.22 C = 75.59 F Cap Strength: 1.35 C Lifted Index: 3.08 C Risk: None Lifted Index @300 mb: 5.32 C Lifted Index @700 mb: 1.07 C Showalter Index: 3.99 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 19.15 C Cross Totals Index: 18.65 C K Index: 28.96 Risk: 40-60 % chance of thunderstorms Sweat Index: 192.45 Risk: None Energy Index: -0.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.90 J/kg Max Up Vert Vel: 5.46 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 2.98 C Lift Cond Lev (LCL): 952.27 mb = 600.01 m = 1968.52 ft Lev Free Conv (LFC): 947.27 mb = 645.41 m = 2117.46 ft Equ Level (EL): 917.27 mb = 921.12 m = 3022.01 ft B at Equ Level: 7.82 J/kg Max Parcel Lev (MPL): 687.27 mb = 3339.95 m = 10957.72 ft Wind Parameters Mean winds (0-6000m): 299.9 at 13.9 knts Storm direction: 329.9 at 10.4 knts Shear (0-3000m) pos: 2.0 neg: 4.8 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 154.3 deg Storm rel helicity (0-3000m) pos: 81.5 neg: -12.3 tot: 69.1 m^2/s^2 ave: 23.0 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.23 Bulk Shear: 63.71 m/s