MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508281200F006.nam218 Reading from grid file:/home/data/models/nam_218/2508281200F006.nam218 Searching file for grids... Date: 6 hour NAM valid 18Z THU 28 AUG 25 Station: 41.40,-87.78 Latitude: 41.40 Longitude: -87.78 ------------------------------------------------------------------------------- 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 152 SFC 993 215 24.5 17.6 66 6.9 19.8 298 6 298.2 300.6 293.2 335.7 12.87 2 950 597 19.3 15.3 78 4.0 16.7 297 6 296.8 298.9 291.8 330.3 11.59 3 900 1059 15.5 10.8 73 4.7 12.6 296 9 297.5 299.1 289.9 323.9 9.06 4 850 1541 12.4 8.0 74 4.4 9.8 296 16 299.1 300.6 289.5 322.4 7.92 5 800 2047 8.9 4.5 74 4.4 6.5 306 17 300.6 301.8 288.8 320.3 6.61 6 750 2578 5.0 0.6 73 4.4 2.7 311 19 302.0 303.0 288.1 318.0 5.32 7 700 3137 1.4 -5.5 60 6.9 -1.6 318 21 304.1 304.7 287.2 315.3 3.63 8 650 3731 -1.2 -18.8 25 17.6 -6.8 335 22 307.6 307.9 286.0 312.0 1.33 9 600 4363 -5.0 -29.2 13 24.2 -10.8 340 27 310.3 310.4 286.1 312.3 0.57 10 550 5041 -9.5 -33.4 12 23.9 -14.4 337 30 312.8 312.9 286.8 314.3 0.42 11 500 5769 -14.3 -33.7 18 19.4 -18.0 332 36 315.6 315.7 287.8 317.1 0.44 12 450 6559 -19.8 -37.8 19 18.0 -22.5 336 45 318.4 318.4 288.6 319.6 0.33 13 400 7423 -25.2 -50.1 8 24.9 -27.5 341 58 322.3 322.3 289.6 322.6 0.10 14 350 8377 -32.4 -55.3 8 22.9 -33.9 342 67 325.1 325.1 290.3 325.3 0.06 15 300 9443 -41.5 -58.2 15 16.7 -42.1 343 65 326.9 327.0 290.9 327.1 0.05 16 250 10657 -48.7 -62.8 18 14.1 -49.0 338 63 333.7 333.7 292.7 333.8 0.03 17 200 12110 -52.2 -68.4 13 16.2 -52.5 330 70 350.1 350.1 296.7 350.2 0.02 18 150 13951 -57.1 -80.7 4 23.6 -57.3 319 60 371.7 371.7 300.9 371.7 0.00 19 100 16512 -56.7 -84.8 2 28.1 -57.2 331 25 418.1 418.1 307.5 418.1 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5616.88 m Freezing level: 672.64 mb = 3462.07 m = 11358.36 ft Wetbulb zero: 718.69 mb = 2923.69 m = 9592.06 ft Precipitable water: 1.03 inches Sfc-500 mean rel hum: 47.35 % Est. max temperature: 25.58 C = 78.04 F Sfc-Lift cond lev (LCL): 898.07 mb = 1076.92 m = 3533.16 ft T: 15.39 C 700-500 lapse rate: 5.98 C/km ThetaE index: 23.67 C Layer 950.0- 600.0 mb Conv cond level (CCL): 859.57 mb = 1446.94 m = 4747.13 ft Mean mixing ratio: 11.01 g/kg Conv temperature: 25.04 C = 77.08 F Cap Strength: 0.83 C Lifted Index: -2.74 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.69 C Lifted Index @700 mb: -2.64 C Showalter Index: 0.74 C Risk: Thunderstorms probable Total Totals Index: 49.02 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.73 C Cross Totals Index: 22.29 C K Index: 27.81 Risk: 40-60 % chance of thunderstorms Sweat Index: 163.64 Risk: None Energy Index: -1.04 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 561.09 J/kg Max Up Vert Vel: 33.50 m/s Conv Inhibition (B-): 12.29 J/kg Cap Strength: 0.91 C Lift Cond Lev (LCL): 878.39 mb = 1264.07 m = 4147.17 ft Lev Free Conv (LFC): 833.39 mb = 1706.09 m = 5597.33 ft Equ Level (EL): 283.39 mb = 9822.34 m = 32225.12 ft B at Equ Level: 555.71 J/kg Max Parcel Lev (MPL): 203.39 mb = 12000.75 m = 39372.05 ft Wind Parameters Mean winds (0-6000m): 325.6 at 22.0 knts Storm direction: 355.6 at 16.5 knts Shear (0-3000m) pos: 2.0 neg: 1.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 73.9 deg Storm rel helicity (0-3000m) pos: 69.9 neg: 0.0 tot: 69.9 m^2/s^2 ave: 23.3 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 3.2 10^-3/s Energy-Hel index: 0.18 Bulk Rich Number: 15.05 Bulk Shear: 37.29 m/s