MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508031200F060.nam218 Reading from grid file:/home/data/models/nam_218/2508031200F060.nam218 Searching file for grids... Date: 60 hour NAM valid 0Z WED 6 AUG 25 Station: 41.71,-98.74 Latitude: 41.71 Longitude: -98.74 ------------------------------------------------------------------------------- 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 110 1 950 561 SFC 940 658 24.6 22.2 86 2.4 22.9 133 13 303.1 306.5 298.1 357.2 18.20 3 900 1034 21.4 21.1 98 0.3 21.2 137 23 303.5 306.8 298.0 356.2 17.73 4 850 1530 18.8 18.5 98 0.3 18.7 163 31 305.9 308.9 297.5 353.9 16.01 5 800 2050 15.8 15.1 96 0.7 15.3 185 34 308.0 310.5 296.4 349.2 13.62 6 750 2596 13.3 11.7 90 1.6 12.3 220 31 311.0 313.2 295.9 346.6 11.62 7 700 3179 13.9 -1.7 34 15.6 5.5 264 18 317.9 318.8 292.6 333.4 4.82 8 650 3799 10.1 -13.5 18 23.6 0.1 273 21 320.4 320.8 291.0 327.4 2.08 9 600 4457 4.4 -14.6 24 19.0 -3.3 284 23 321.2 321.6 291.2 328.1 2.05 10 550 5155 -2.0 -20.6 23 18.6 -8.2 287 26 321.7 321.9 290.6 326.3 1.35 11 500 5904 -7.9 -30.3 15 22.4 -13.4 287 36 323.4 323.5 290.5 325.6 0.62 12 450 6713 -13.9 -31.7 21 17.8 -17.7 294 33 325.8 325.9 291.2 328.0 0.60 13 400 7594 -20.7 -34.7 27 14.0 -23.2 294 30 328.1 328.2 291.7 329.9 0.50 14 350 8568 -27.3 -46.1 15 18.7 -29.4 299 33 331.9 331.9 292.4 332.6 0.18 15 300 9657 -36.7 -54.1 15 17.4 -37.8 307 37 333.7 333.7 292.8 334.0 0.08 16 250 10892 -46.8 -58.4 25 11.6 -47.2 309 42 336.5 336.5 293.5 336.7 0.06 17 200 12333 -56.2 -64.9 33 8.7 -56.3 284 49 343.8 343.8 295.3 343.9 0.03 18 150 14164 -55.1 -81.0 3 25.9 -55.5 271 28 375.1 375.1 301.5 375.2 0.00 19 100 16697 -60.6 -87.8 2 27.2 -60.9 215 15 410.7 410.7 306.6 410.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5794.08 m Freezing level: 565.82 mb = 4934.29 m = 16188.41 ft Wetbulb zero: 648.83 mb = 3813.96 m = 12512.84 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 52.43 % Est. max temperature: 29.99 C = 85.99 F Sfc-Lift cond lev (LCL): 907.35 mb = 963.16 m = 3159.93 ft T: 21.97 C 700-500 lapse rate: 8.00 C/km ThetaE index: 29.74 C Layer 900.0- 600.0 mb Conv cond level (CCL): 875.20 mb = 1276.58 m = 4188.22 ft Mean mixing ratio: 17.17 g/kg Conv temperature: 26.14 C = 79.05 F Cap Strength: 1.87 C Lifted Index: -6.86 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -11.23 C Lifted Index @700 mb: 1.87 C Showalter Index: -6.28 C Risk: Severe thunderstorms probable Total Totals Index: 53.18 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.74 C Cross Totals Index: 26.44 C K Index: 29.66 Risk: 40-60 % chance of thunderstorms Sweat Index: 533.11 Risk: Severe Thunderstorms possible Energy Index: -5.45 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2960.76 J/kg Max Up Vert Vel: 76.95 m/s Conv Inhibition (B-): 0.26 J/kg Cap Strength: 1.87 C Lift Cond Lev (LCL): 879.91 mb = 1230.03 m = 4035.47 ft Lev Free Conv (LFC): 864.91 mb = 1379.03 m = 4524.31 ft Equ Level (EL): 724.91 mb = 2883.49 m = 9460.16 ft B at Equ Level: 51.95 J/kg Wind Parameters Mean winds (0-6000m): 252.6 at 27.0 knts Storm direction: 282.6 at 20.3 knts Shear (0-3000m) pos: 5.3 neg: 0.0 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 71.4 deg Storm rel helicity (0-3000m) pos: 500.8 neg: -9.0 tot: 491.8 m^2/s^2 ave: 163.9 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 14.3 stream: 7.9 10^-3/s Energy-Hel index: 9.07 Bulk Rich Number: 14.29 Bulk Shear: 207.19 m/s