MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508061800F033.nam218 Reading from grid file:/home/data/models/nam_218/2508061800F033.nam218 Searching file for grids... Date: 33 hour NAM valid 3Z FRI 8 AUG 25 Station: 42.0,-87.9 Latitude: 42.00 Longitude: -87.90 ------------------------------------------------------------------------------- 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 143 SFC 993 205 28.5 22.5 70 6.0 24.2 169 9 302.3 305.5 297.5 354.2 17.56 2 950 597 25.8 21.0 75 4.8 22.3 188 23 303.3 306.4 297.3 353.0 16.72 3 900 1071 21.4 20.1 92 1.3 20.5 198 23 303.6 306.7 297.3 353.1 16.68 4 850 1565 18.0 16.2 90 1.7 16.8 210 16 305.0 307.5 295.8 346.2 13.79 5 800 2082 14.8 9.8 72 5.0 11.6 246 10 306.9 308.7 293.2 335.7 9.52 6 750 2627 14.8 -0.1 36 14.9 6.7 255 12 312.7 313.6 291.3 328.5 5.05 7 700 3206 10.0 2.5 60 7.5 5.8 266 14 313.6 314.9 292.9 334.2 6.58 8 650 3818 5.3 1.0 74 4.3 2.9 267 17 314.9 316.2 293.0 334.9 6.35 9 600 4466 1.1 -8.9 47 10.0 -3.3 281 18 317.4 318.0 291.2 328.0 3.25 10 550 5159 -4.4 -13.5 49 9.1 -7.9 287 21 318.9 319.4 290.9 327.0 2.46 11 500 5901 -9.9 -18.4 50 8.5 -12.6 300 21 321.0 321.3 290.9 327.1 1.80 12 450 6707 -14.2 -28.0 30 13.8 -17.5 307 19 325.4 325.6 291.3 328.4 0.85 13 400 7589 -20.5 -37.2 21 16.7 -23.3 314 16 328.3 328.4 291.6 329.8 0.39 14 350 8563 -27.5 -41.9 24 14.4 -29.3 319 17 331.7 331.7 292.4 332.7 0.27 15 300 9651 -36.5 -46.8 33 10.4 -37.3 342 22 334.0 334.0 293.0 334.7 0.19 16 250 10888 -46.2 -56.5 30 10.2 -46.7 346 33 337.3 337.3 293.7 337.6 0.07 17 200 12335 -56.3 -61.7 51 5.4 -56.4 335 50 343.6 343.6 295.2 343.8 0.05 18 150 14127 -59.1 -80.5 5 21.4 -59.3 309 19 368.3 368.3 300.2 368.3 0.00 19 100 16665 -59.3 -86.8 2 27.5 -59.6 278 13 413.2 413.2 306.9 413.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5758.15 m Freezing level: 590.00 mb = 4604.43 m = 15106.20 ft Wetbulb zero: 626.48 mb = 4116.19 m = 13504.39 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 63.08 % Est. max temperature: 31.48 C = 88.67 F Sfc-Lift cond lev (LCL): 910.50 mb = 969.39 m = 3180.37 ft T: 22.35 C 700-500 lapse rate: 7.40 C/km ThetaE index: 24.59 C Layer 850.0- 700.0 mb Conv cond level (CCL): 877.44 mb = 1290.44 m = 4233.67 ft Mean mixing ratio: 16.86 g/kg Conv temperature: 30.44 C = 86.79 F Cap Strength: 0.78 C Lifted Index: -8.09 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -9.83 C Lifted Index @700 mb: -1.40 C Showalter Index: -5.51 C Risk: Severe thunderstorms possible Total Totals Index: 53.99 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.87 C Cross Totals Index: 26.12 C K Index: 36.60 Risk: > 80 % chance of thunderstorms Sweat Index: 499.04 Risk: Severe Thunderstorms possible Energy Index: -3.77 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2871.01 J/kg Max Up Vert Vel: 75.78 m/s Conv Inhibition (B-): 7.55 J/kg Cap Strength: 0.78 C Lift Cond Lev (LCL): 890.47 mb = 1163.05 m = 3815.74 ft Lev Free Conv (LFC): 865.47 mb = 1409.09 m = 4622.94 ft Equ Level (EL): 765.47 mb = 2454.81 m = 8053.75 ft B at Equ Level: 34.49 J/kg Wind Parameters Mean winds (0-6000m): 256.9 at 17.4 knts Storm direction: 286.9 at 13.0 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 68.0 deg Storm rel helicity (0-3000m) pos: 109.9 neg: -6.3 tot: 103.6 m^2/s^2 ave: 34.5 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 3.2 10^-3/s Energy-Hel index: 1.84 Bulk Rich Number: 50.57 Bulk Shear: 56.78 m/s