MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508030000F072.nam218 Reading from grid file:/home/data/models/nam_218/2508030000F072.nam218 Searching file for grids... Date: 3 day NAM valid 0Z WED 6 AUG 25 Station: 41.67,-99.95 Latitude: 41.67 Longitude: -99.95 ------------------------------------------------------------------------------- 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 81 1 950 541 SFC 920 829 29.2 20.1 58 9.1 22.6 165 12 309.6 312.7 298.5 359.3 16.31 3 900 1024 27.7 19.0 59 8.8 21.4 171 21 310.1 313.0 298.2 357.5 15.53 4 850 1528 23.1 17.8 72 5.3 19.3 183 24 310.3 313.2 298.1 356.9 15.25 5 800 2054 18.1 16.9 93 1.2 17.2 190 25 310.4 313.3 298.1 357.1 15.29 6 750 2606 15.9 12.4 80 3.4 13.6 239 18 313.8 316.1 297.0 351.5 12.19 7 700 3191 15.1 -6.6 22 21.7 4.4 295 12 319.2 319.8 291.7 330.1 3.32 8 650 3812 10.6 -12.6 18 23.1 0.5 268 14 320.9 321.3 291.3 328.4 2.24 9 600 4471 4.7 -13.9 25 18.6 -2.9 256 14 321.6 322.0 291.4 329.0 2.18 10 550 5171 -1.8 -14.3 38 12.5 -6.7 257 17 322.0 322.4 291.6 329.7 2.30 11 500 5919 -8.2 -22.6 30 14.4 -12.5 271 23 323.0 323.2 290.9 327.3 1.24 12 450 6727 -14.5 -32.2 21 17.7 -18.3 273 29 325.0 325.1 290.9 327.1 0.57 13 400 7606 -21.5 -40.4 16 19.0 -24.2 277 30 327.1 327.1 291.2 328.1 0.28 14 350 8573 -29.3 -45.9 19 16.6 -31.0 281 36 329.3 329.3 291.7 330.0 0.18 15 300 9655 -37.4 -54.1 16 16.7 -38.4 282 41 332.6 332.6 292.5 332.9 0.08 16 250 10890 -45.8 -59.6 20 13.8 -46.3 286 45 338.0 338.0 293.9 338.2 0.05 17 200 12344 -54.6 -65.6 24 11.1 -54.8 291 50 346.4 346.4 295.8 346.5 0.03 18 150 14174 -56.2 -81.9 3 25.6 -56.6 273 26 373.2 373.2 301.1 373.2 0.00 19 100 16699 -61.2 -85.8 2 24.6 -61.4 220 13 409.5 409.5 306.5 409.5 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5838.85 m Freezing level: 563.52 mb = 4981.55 m = 16343.46 ft Wetbulb zero: 642.81 mb = 3903.85 m = 12807.75 ft Precipitable water: 1.36 inches Sfc-500 mean rel hum: 46.37 % Est. max temperature: 31.89 C = 89.40 F Sfc-Lift cond lev (LCL): 806.62 mb = 1982.58 m = 6504.45 ft T: 18.74 C 700-500 lapse rate: 8.54 C/km ThetaE index: 28.65 C Layer 750.0- 600.0 mb Conv cond level (CCL): 757.03 mb = 2526.09 m = 8287.61 ft Mean mixing ratio: 15.45 g/kg Conv temperature: 32.76 C = 90.96 F Cap Strength: 2.55 C Lifted Index: -7.79 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -12.90 C Lifted Index @700 mb: 2.55 C Showalter Index: -7.61 C Risk: Severe thunderstorms probable Total Totals Index: 57.34 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.32 C Cross Totals Index: 26.02 C K Index: 27.43 Risk: 40-60 % chance of thunderstorms Sweat Index: 601.58 Risk: Severe Thunderstorms possible Energy Index: -5.67 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3216.02 J/kg Max Up Vert Vel: 80.20 m/s Conv Inhibition (B-): 88.27 J/kg Cap Strength: 2.50 C Lift Cond Lev (LCL): 790.64 mb = 2154.62 m = 7068.86 ft Lev Free Conv (LFC): 625.64 mb = 4126.50 m = 13538.23 ft Equ Level (EL): 175.64 mb = 13169.72 m = 43207.20 ft B at Equ Level: 3202.70 J/kg Wind Parameters Mean winds (0-6000m): 244.8 at 19.2 knts Storm direction: 274.8 at 14.4 knts Shear (0-3000m) pos: 3.7 neg: 0.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 46.0 deg Storm rel helicity (0-3000m) pos: 161.4 neg: -0.4 tot: 160.9 m^2/s^2 ave: 53.6 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 4.3 10^-3/s Energy-Hel index: 3.22 Bulk Rich Number: 47.15 Bulk Shear: 68.21 m/s