MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2408191200F012.nam218 Reading from grid file:/home/data/models/nam_218/2408191200F012.nam218 Searching file for grids... Date: 12 hour NAM valid 0Z TUE 20 AUG 24 Station: 46.16,-103.38 Latitude: 46.16 Longitude: -103.38 ------------------------------------------------------------------------------- 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 111 1 950 567 SFC 914 909 25.9 16.0 54 9.9 19.1 146 14 306.9 309.2 295.5 344.9 12.63 3 900 1044 24.4 15.5 58 8.9 18.3 146 19 306.6 308.9 295.2 343.8 12.37 4 850 1541 19.5 14.7 74 4.8 16.2 145 22 306.5 308.9 295.3 343.9 12.43 5 800 2061 17.1 15.3 90 1.7 15.9 151 24 309.3 311.9 297.0 351.4 13.84 6 750 2611 15.2 10.6 74 4.6 12.1 181 14 313.1 315.1 295.8 346.3 10.74 7 700 3193 11.2 5.8 69 5.4 7.9 186 13 314.9 316.5 294.6 340.9 8.30 8 650 3807 6.3 1.3 70 5.0 3.5 189 14 316.1 317.4 293.4 336.6 6.48 9 600 4457 0.3 -1.5 87 1.9 -0.6 190 13 316.5 317.6 293.0 334.7 5.71 10 550 5148 -4.9 -6.5 88 1.6 -5.6 188 14 318.3 319.1 292.3 332.2 4.28 11 500 5894 -7.8 -8.4 96 0.6 -8.1 210 18 323.5 324.3 293.6 336.9 4.06 12 450 6706 -12.9 -13.4 96 0.5 -13.1 233 23 327.0 327.6 293.6 337.3 3.02 13 400 7595 -18.2 -27.6 43 9.5 -20.4 248 31 331.4 331.6 293.0 335.0 0.99 14 350 8578 -25.2 -39.4 25 14.3 -27.3 255 32 334.8 334.9 293.4 336.2 0.36 15 300 9676 -34.0 -49.6 19 15.5 -35.3 255 28 337.4 337.4 293.8 338.0 0.14 16 250 10929 -43.4 -50.6 45 7.2 -43.8 273 24 341.5 341.6 294.8 342.1 0.15 17 200 12396 -51.6 -72.3 7 20.6 -52.0 262 62 351.0 351.0 296.8 351.0 0.01 18 150 14223 -60.0 -81.5 4 21.6 -60.2 267 47 366.8 366.8 300.0 366.8 0.00 19 100 16731 -62.2 -86.6 2 24.4 -62.4 312 11 407.6 407.6 306.2 407.6 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5782.98 m Freezing level: 596.73 mb = 4501.80 m = 14769.50 ft Wetbulb zero: 607.51 mb = 4355.67 m = 14290.07 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 79.02 % Est. max temperature: 30.92 C = 87.65 F Sfc-Lift cond lev (LCL): 790.79 mb = 2159.67 m = 7085.46 ft T: 16.73 C 700-500 lapse rate: 7.06 C/km ThetaE index: 19.26 C Layer 750.0- 500.0 mb Conv cond level (CCL): 711.23 mb = 3058.73 m = 10035.09 ft Mean mixing ratio: 12.61 g/kg Conv temperature: 33.35 C = 92.03 F Cap Strength: 3.39 C Lifted Index: -3.04 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.86 C Lifted Index @700 mb: 2.07 C Showalter Index: -2.63 C Risk: Severe thunderstorms possible Total Totals Index: 49.77 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.29 C Cross Totals Index: 22.48 C K Index: 36.52 Risk: > 80 % chance of thunderstorms Sweat Index: 253.56 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 770.78 J/kg Max Up Vert Vel: 39.26 m/s Conv Inhibition (B-): 149.29 J/kg Cap Strength: 3.37 C Lift Cond Lev (LCL): 789.70 mb = 2171.41 m = 7123.98 ft Lev Free Conv (LFC): 644.70 mb = 3873.33 m = 12707.63 ft Equ Level (EL): 234.70 mb = 11344.02 m = 37217.45 ft B at Equ Level: 768.19 J/kg Max Parcel Lev (MPL): 154.70 mb = 14027.48 m = 46021.37 ft Wind Parameters Mean winds (0-6000m): 185.7 at 17.1 knts Storm direction: 215.7 at 12.9 knts Shear (0-3000m) pos: 2.6 neg: 1.3 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 26.0 deg Storm rel helicity (0-3000m) pos: 49.7 neg: -4.2 tot: 45.5 m^2/s^2 ave: 15.2 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.5 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 36.78 Bulk Shear: 20.95 m/s