MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508011200F054.nam218 Reading from grid file:/home/data/models/nam_218/2508011200F054.nam218 Searching file for grids... Date: 54 hour NAM valid 18Z SUN 3 AUG 25 Station: 36.13,-86.68 Latitude: 36.13 Longitude: -86.68 ------------------------------------------------------------------------------- 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 145 SFC 997 174 21.8 20.8 94 1.0 21.1 148 3 295.2 298.1 294.4 340.2 15.68 2 950 588 18.5 18.5 100 0.1 18.5 148 11 296.0 298.6 293.6 336.9 14.22 3 900 1052 16.6 16.5 99 0.1 16.5 161 16 298.6 301.1 293.6 337.1 13.22 4 850 1540 16.0 15.9 99 0.1 15.9 204 15 302.9 305.4 295.0 342.8 13.47 5 800 2055 13.4 13.2 99 0.2 13.3 201 12 305.4 307.6 294.6 341.3 11.98 6 750 2596 10.2 9.5 96 0.7 9.7 200 11 307.6 309.5 293.8 337.9 10.00 7 700 3168 6.9 4.1 82 2.8 5.2 211 11 310.1 311.5 292.4 332.7 7.33 8 650 3774 4.0 -2.3 64 6.3 0.8 210 10 313.5 314.5 291.5 329.3 4.99 9 600 4421 0.4 -6.7 58 7.2 -2.9 205 11 316.6 317.4 291.5 329.0 3.84 10 550 5114 -3.8 -13.5 47 9.7 -7.5 218 13 319.6 320.1 291.1 327.8 2.46 11 500 5858 -9.0 -25.3 25 16.3 -13.5 234 15 322.1 322.3 290.5 325.5 0.98 12 450 6663 -15.8 -22.3 57 6.5 -17.6 248 16 323.3 323.6 291.2 328.2 1.42 13 400 7539 -22.3 -32.6 39 10.3 -24.2 269 22 326.0 326.2 291.2 328.3 0.62 14 350 8504 -29.5 -40.7 33 11.1 -30.9 277 36 328.9 329.0 291.7 330.1 0.31 15 300 9593 -34.7 -53.4 13 18.6 -36.0 278 49 336.4 336.4 293.5 336.8 0.09 16 250 10849 -40.9 -59.5 12 18.6 -41.8 295 55 345.3 345.3 295.6 345.5 0.05 17 200 12329 -51.0 -63.9 20 12.9 -51.4 272 57 352.0 352.0 297.1 352.2 0.04 18 150 14178 -57.7 -83.0 3 25.3 -58.0 265 39 370.7 370.7 300.7 370.7 0.00 19 100 16673 -66.5 -86.7 4 20.2 -66.7 269 18 399.2 399.2 305.1 399.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5713.21 m Freezing level: 594.75 mb = 4493.37 m = 14741.85 ft Wetbulb zero: 638.62 mb = 3916.71 m = 12849.93 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 76.00 % Est. max temperature: 29.60 C = 85.27 F Sfc-Lift cond lev (LCL): 982.14 mb = 300.85 m = 987.02 ft T: 20.81 C 700-500 lapse rate: 5.88 C/km ThetaE index: 17.22 C Layer 800.0- 450.0 mb Conv cond level (CCL): 949.61 mb = 591.97 m = 1942.13 ft Mean mixing ratio: 14.26 g/kg Conv temperature: 22.59 C = 72.65 F Cap Strength: 1.42 C Lifted Index: -1.25 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.70 C Lifted Index @700 mb: -0.13 C Showalter Index: -3.30 C Risk: Severe thunderstorms possible Total Totals Index: 49.76 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.93 C Cross Totals Index: 24.84 C K Index: 38.00 Risk: > 80 % chance of thunderstorms Sweat Index: 250.88 Risk: None Energy Index: -3.40 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 404.82 J/kg Max Up Vert Vel: 28.45 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.35 C Lift Cond Lev (LCL): 941.89 mb = 661.91 m = 2171.59 ft Lev Free Conv (LFC): 936.89 mb = 707.53 m = 2321.27 ft Equ Level (EL): 896.89 mb = 1081.41 m = 3547.90 ft B at Equ Level: 15.96 J/kg Max Parcel Lev (MPL): 836.89 mb = 1671.96 m = 5485.37 ft Wind Parameters Mean winds (0-6000m): 203.7 at 12.2 knts Storm direction: 233.7 at 9.1 knts Shear (0-3000m) pos: 2.1 neg: 0.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 84.2 deg Storm rel helicity (0-3000m) pos: 68.8 neg: -5.4 tot: 63.4 m^2/s^2 ave: 21.1 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 3.2 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 30.61 Bulk Shear: 13.23 m/s