MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508030000F075.nam218 Reading from grid file:/home/data/models/nam_218/2508030000F075.nam218 Searching file for grids... Date: 75 hour NAM valid 3Z 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 97 1 950 553 SFC 921 829 26.8 18.8 61 8.1 21.1 150 12 307.1 309.9 297.1 352.3 14.98 3 900 1033 26.9 17.3 55 9.7 20.1 162 28 309.3 311.9 297.0 351.5 13.90 4 850 1537 23.9 15.9 61 7.9 18.4 183 29 311.2 313.7 297.2 352.5 13.52 5 800 2065 19.5 15.9 80 3.6 17.0 208 25 311.9 314.7 297.9 355.9 14.33 6 750 2617 15.9 12.7 81 3.3 13.7 247 17 313.9 316.2 297.1 352.2 12.37 7 700 3202 13.9 -2.9 31 16.9 5.1 328 7 317.9 318.8 292.3 332.1 4.40 8 650 3821 9.7 -11.3 21 21.0 0.4 280 15 320.0 320.5 291.2 328.2 2.48 9 600 4478 4.2 -15.7 22 19.9 -3.6 262 20 321.0 321.4 290.9 327.3 1.87 10 550 5177 -1.8 -23.7 17 21.8 -8.6 264 23 321.9 322.1 290.4 325.5 1.03 11 500 5925 -8.6 -28.5 18 19.9 -13.6 271 27 322.6 322.8 290.3 325.2 0.73 12 450 6731 -14.6 -37.6 12 22.9 -18.8 277 29 324.8 324.9 290.6 326.1 0.33 13 400 7609 -21.7 -37.1 23 15.4 -24.2 283 31 326.8 326.8 291.2 328.2 0.39 14 350 8578 -28.2 -49.8 11 21.6 -30.2 293 30 330.8 330.8 292.0 331.2 0.12 15 300 9666 -37.0 -49.5 26 12.6 -37.9 301 31 333.3 333.3 292.7 333.8 0.14 16 250 10900 -46.0 -58.4 24 12.3 -46.5 295 39 337.6 337.6 293.8 337.8 0.06 17 200 12354 -54.1 -67.7 17 13.7 -54.3 295 44 347.2 347.2 296.0 347.3 0.02 18 150 14178 -57.0 -80.3 4 23.3 -57.3 263 25 371.9 371.9 300.9 371.9 0.00 19 100 16702 -61.3 -85.9 2 24.6 -61.6 219 15 409.2 409.2 306.4 409.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5827.62 m Freezing level: 565.23 mb = 4964.03 m = 16285.97 ft Wetbulb zero: 644.68 mb = 3888.51 m = 12757.44 ft Precipitable water: 1.28 inches Sfc-500 mean rel hum: 40.97 % Est. max temperature: 32.61 C = 90.70 F Sfc-Lift cond lev (LCL): 819.01 mb = 1860.28 m = 6103.20 ft T: 21.19 C 700-500 lapse rate: 8.26 C/km ThetaE index: 30.73 C Layer 750.0- 450.0 mb Conv cond level (CCL): 689.65 mb = 3326.22 m = 10912.65 ft Mean mixing ratio: 13.87 g/kg Conv temperature: 37.77 C = 99.99 F Cap Strength: 2.67 C Lifted Index: -6.46 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -9.93 C Lifted Index @700 mb: 2.67 C Showalter Index: -6.46 C Risk: Severe thunderstorms probable Total Totals Index: 56.91 C Risk: Severe Thunderstorms probable Vertical Totals Index: 32.42 C Cross Totals Index: 24.48 C K Index: 31.48 Risk: 60-80 % chance of thunderstorms Sweat Index: 583.34 Risk: Severe Thunderstorms possible Energy Index: -5.22 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2396.20 J/kg Max Up Vert Vel: 69.23 m/s Conv Inhibition (B-): 162.51 J/kg Cap Strength: 2.68 C Lift Cond Lev (LCL): 771.64 mb = 2373.65 m = 7787.46 ft Lev Free Conv (LFC): 616.64 mb = 4253.50 m = 13954.87 ft Equ Level (EL): 186.64 mb = 12792.22 m = 41968.72 ft B at Equ Level: 2386.76 J/kg Max Parcel Lev (MPL): 106.64 mb = 16301.55 m = 53482.14 ft Wind Parameters Mean winds (0-6000m): 249.2 at 21.4 knts Storm direction: 279.2 at 16.1 knts Shear (0-3000m) pos: 3.5 neg: 1.7 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): -26.5 deg Storm rel helicity (0-3000m) pos: 270.7 neg: -14.5 tot: 256.2 m^2/s^2 ave: 85.4 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 15.0 stream: 4.1 10^-3/s Energy-Hel index: 4.00 Bulk Rich Number: 18.81 Bulk Shear: 127.38 m/s