MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508040000F021.nam218 Reading from grid file:/home/data/models/nam_218/2508040000F021.nam218 Searching file for grids... Date: 21 hour NAM valid 21Z MON 4 AUG 25 Station: 44.00,-103.48 Latitude: 44.00 Longitude: -103.48 ------------------------------------------------------------------------------- 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 46 1 950 511 2 900 996 SFC 850 1500 27.3 15.2 48 12.0 18.8 129 11 314.7 317.1 297.6 354.7 12.88 4 850 1502 25.4 14.8 52 10.6 18.1 132 13 312.7 315.1 297.0 351.4 12.56 5 800 2031 20.3 13.2 64 7.1 15.5 134 15 312.8 315.1 296.6 349.9 12.03 6 750 2584 14.9 12.0 83 2.8 13.0 137 15 312.7 315.0 296.5 349.3 11.86 7 700 3164 11.4 3.3 58 8.0 6.7 187 17 315.1 316.4 293.6 337.0 6.97 8 650 3779 7.2 -5.5 40 12.7 1.0 230 18 317.1 317.8 291.6 329.7 3.90 9 600 4430 1.5 -9.3 44 10.8 -3.2 249 20 317.9 318.5 291.2 328.2 3.15 10 550 5123 -4.9 -10.6 64 5.8 -7.2 262 20 318.3 318.9 291.3 328.4 3.09 11 500 5864 -10.6 -16.9 60 6.3 -12.7 274 21 320.2 320.6 290.9 327.0 2.04 12 450 6665 -16.3 -23.2 56 6.8 -18.1 280 26 322.7 323.0 290.9 327.3 1.32 13 400 7541 -22.4 -31.3 44 8.9 -24.1 284 37 325.9 326.0 291.3 328.4 0.70 14 350 8508 -29.0 -51.1 10 22.0 -31.0 293 33 329.6 329.6 291.7 330.0 0.10 15 300 9589 -38.2 -45.8 45 7.5 -38.8 291 41 331.5 331.5 292.3 332.3 0.21 16 250 10816 -47.9 -53.5 52 5.7 -48.1 291 48 334.9 334.9 293.2 335.4 0.10 17 200 12263 -53.4 -67.5 16 14.1 -53.7 289 43 348.3 348.3 296.3 348.4 0.02 18 150 14110 -53.3 -82.1 2 28.9 -53.7 256 12 378.3 378.3 302.0 378.3 0.00 19 100 16659 -61.3 -88.4 2 27.1 -61.5 246 9 409.3 409.3 306.4 409.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5817.70 m Freezing level: 588.01 mb = 4596.49 m = 15080.18 ft Wetbulb zero: 638.49 mb = 3924.37 m = 12875.08 ft Sfc-500 mean rel hum: 57.86 % Est. max temperature: 27.63 C = 81.73 F Sfc-Lift cond lev (LCL): 712.99 mb = 3009.64 m = 9874.02 ft T: 12.30 C 700-500 lapse rate: 8.12 C/km ThetaE index: 26.48 C Layer 850.0- 550.0 mb Conv cond level (CCL): 698.93 mb = 3177.10 m = 10423.45 ft Mean mixing ratio: 12.12 g/kg Conv temperature: 27.68 C = 81.82 F Cap Strength: 1.14 C Lifted Index: -7.64 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -9.96 C Lifted Index @700 mb: 0.74 C Showalter Index: -8.11 C Risk: Severe thunderstorms probable Total Totals Index: 61.30 C Risk: Severe Thunderstorms probable Vertical Totals Index: 35.94 C Cross Totals Index: 25.35 C K Index: 42.72 Risk: > 80 % chance of thunderstorms Sweat Index: 470.03 Risk: Severe Thunderstorms possible Energy Index: -4.76 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2480.60 J/kg Max Up Vert Vel: 70.44 m/s Conv Inhibition (B-): 18.54 J/kg Cap Strength: 1.82 C Lift Cond Lev (LCL): 721.89 mb = 2905.16 m = 9531.24 ft Lev Free Conv (LFC): 666.89 mb = 3566.21 m = 11700.02 ft Equ Level (EL): 196.89 mb = 12363.39 m = 40561.80 ft B at Equ Level: 2476.52 J/kg Max Parcel Lev (MPL): 106.89 mb = 16240.25 m = 53281.02 ft Wind Parameters Mean winds (0-6000m): 250.8 at 20.7 knts Storm direction: 280.8 at 15.5 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 87.9 deg Storm rel helicity (0-3000m) pos: 183.6 neg: 0.0 tot: 183.6 m^2/s^2 ave: 61.2 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 5.3 10^-3/s Energy-Hel index: 2.28 Bulk Rich Number: 21.43 Bulk Shear: 115.78 m/s