MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508031200F057.nam218 Reading from grid file:/home/data/models/nam_218/2508031200F057.nam218 Searching file for grids... Date: 57 hour NAM valid 21Z TUE 5 AUG 25 Station: 40.84,-98.37 Latitude: 40.84 Longitude: -98.37 ------------------------------------------------------------------------------- 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 104 1 950 558 SFC 948 578 28.4 22.1 69 6.3 23.8 131 15 306.2 309.5 298.7 360.1 17.94 3 900 1034 22.9 19.9 83 3.0 20.7 137 21 305.1 308.1 297.5 354.2 16.45 4 850 1530 18.4 17.8 96 0.6 17.9 155 25 305.4 308.2 296.8 351.0 15.24 5 800 2049 16.7 6.6 51 10.1 10.6 191 34 309.0 310.4 292.4 332.5 7.66 6 750 2597 13.8 10.6 81 3.2 11.7 209 42 311.6 313.6 295.4 344.7 10.77 7 700 3178 12.7 4.1 56 8.6 7.6 244 30 316.5 318.0 294.3 339.7 7.34 8 650 3797 9.6 -8.5 27 18.1 1.1 292 18 319.8 320.4 291.7 330.0 3.10 9 600 4454 4.4 -16.9 20 21.3 -3.7 293 22 321.3 321.6 290.9 327.1 1.70 10 550 5154 -1.4 -21.8 19 20.4 -8.1 297 25 322.4 322.6 290.7 326.6 1.21 11 500 5903 -7.3 -29.0 16 21.7 -12.9 299 30 324.1 324.3 290.7 326.6 0.70 12 450 6715 -13.2 -40.9 8 27.7 -18.0 307 33 326.6 326.7 291.0 327.5 0.24 13 400 7598 -20.1 -35.0 25 14.9 -22.8 303 36 328.9 329.0 291.9 330.7 0.49 14 350 8571 -28.1 -38.6 36 10.5 -29.5 294 41 330.9 330.9 292.3 332.3 0.39 15 300 9659 -36.2 -56.2 11 20.0 -37.4 288 45 334.3 334.4 293.0 334.6 0.06 16 250 10901 -45.0 -57.7 23 12.6 -45.6 278 55 339.1 339.1 294.1 339.4 0.06 17 200 12353 -55.3 -66.3 24 11.1 -55.5 275 56 345.2 345.2 295.6 345.3 0.03 18 150 14167 -59.0 -79.6 5 20.5 -59.3 271 41 368.4 368.4 300.3 368.4 0.00 19 100 16695 -61.8 -86.3 2 24.5 -62.0 212 10 408.4 408.4 306.3 408.4 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5799.57 m Freezing level: 562.30 mb = 4981.57 m = 16343.52 ft Wetbulb zero: 638.35 mb = 3945.35 m = 12943.90 ft Precipitable water: 1.45 inches Sfc-500 mean rel hum: 48.18 % Est. max temperature: 31.26 C = 88.26 F Sfc-Lift cond lev (LCL): 865.74 mb = 1370.97 m = 4497.89 ft T: 19.81 C 700-500 lapse rate: 7.34 C/km ThetaE index: 27.61 C Layer 900.0- 750.0 mb Conv cond level (CCL): 858.50 mb = 1443.88 m = 4737.07 ft Mean mixing ratio: 16.45 g/kg Conv temperature: 27.54 C = 81.57 F Cap Strength: 0.84 C Lifted Index: -5.98 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -10.33 C Lifted Index @700 mb: 0.84 C Showalter Index: -4.69 C Risk: Severe thunderstorms possible Total Totals Index: 50.76 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.68 C Cross Totals Index: 25.08 C K Index: 34.83 Risk: 60-80 % chance of thunderstorms Sweat Index: 426.18 Risk: Severe Thunderstorms possible Energy Index: -4.68 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2583.42 J/kg Max Up Vert Vel: 71.88 m/s Conv Inhibition (B-): 3.02 J/kg Cap Strength: 0.83 C Lift Cond Lev (LCL): 857.89 mb = 1450.01 m = 4757.18 ft Lev Free Conv (LFC): 852.89 mb = 1500.71 m = 4923.54 ft Equ Level (EL): 802.89 mb = 2018.05 m = 6620.81 ft B at Equ Level: 7.03 J/kg Max Parcel Lev (MPL): 672.89 mb = 3507.74 m = 11508.21 ft Wind Parameters Mean winds (0-6000m): 252.1 at 27.0 knts Storm direction: 282.1 at 20.3 knts Shear (0-3000m) pos: 6.1 neg: 0.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 111.9 deg Storm rel helicity (0-3000m) pos: 595.1 neg: 0.0 tot: 595.1 m^2/s^2 ave: 198.4 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 15.4 stream: 10.6 10^-3/s Energy-Hel index: 7.82 Bulk Rich Number: 12.98 Bulk Shear: 199.00 m/s