MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508041200F030.nam218 Reading from grid file:/home/data/models/nam_218/2508041200F030.nam218 Searching file for grids... Date: 30 hour NAM valid 18Z TUE 5 AUG 25 Station: 46.11,-103.46 Latitude: 46.11 Longitude: -103.46 ------------------------------------------------------------------------------- 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 82 1 950 528 SFC 909 917 24.3 18.6 71 5.7 20.2 131 9 305.7 308.5 296.8 350.6 15.00 3 900 1002 21.9 18.0 78 3.9 19.2 133 10 304.1 306.8 296.0 347.4 14.55 4 850 1495 17.0 16.5 97 0.5 16.7 149 12 303.9 306.5 295.7 345.7 14.05 5 800 2012 14.5 11.7 83 2.8 12.7 200 8 306.7 308.7 294.2 339.5 10.90 6 750 2558 13.7 8.6 71 5.1 10.5 183 21 311.4 313.2 294.4 340.3 9.39 7 700 3138 11.5 5.2 65 6.3 7.7 205 29 315.2 316.8 294.4 340.2 7.95 8 650 3753 7.4 -2.8 48 10.3 2.1 233 27 317.4 318.3 292.4 332.7 4.78 9 600 4405 1.8 -13.4 31 15.2 -4.3 231 26 318.2 318.7 290.5 325.8 2.27 10 550 5098 -3.7 -22.8 21 19.1 -9.6 223 29 319.6 319.9 289.8 323.5 1.11 11 500 5842 -9.7 -26.8 23 17.1 -14.2 231 35 321.2 321.3 290.0 324.2 0.85 12 450 6644 -16.1 -33.0 22 17.0 -19.4 238 37 323.0 323.2 290.3 325.0 0.53 13 400 7519 -22.4 -44.2 12 21.8 -25.2 239 36 325.8 325.9 290.7 326.6 0.19 14 350 8486 -29.3 -41.9 29 12.6 -30.7 241 33 329.3 329.4 291.8 330.4 0.28 15 300 9567 -37.8 -49.0 30 11.2 -38.5 240 30 332.1 332.2 292.4 332.7 0.15 16 250 10798 -47.4 -58.4 27 11.0 -47.8 186 20 335.6 335.6 293.3 335.9 0.06 17 200 12236 -57.1 -64.2 40 7.2 -57.2 223 22 342.4 342.4 294.9 342.5 0.03 18 150 14071 -53.0 -81.9 2 29.0 -53.4 254 25 378.8 378.8 302.1 378.8 0.00 19 100 16641 -58.0 -85.8 2 27.8 -58.4 199 18 415.7 415.7 307.2 415.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5760.47 m Freezing level: 583.55 mb = 4633.08 m = 15200.22 ft Wetbulb zero: 633.33 mb = 3964.69 m = 13007.36 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 54.71 % Est. max temperature: 29.02 C = 84.23 F Sfc-Lift cond lev (LCL): 836.14 mb = 1635.56 m = 5365.94 ft T: 16.33 C 700-500 lapse rate: 7.86 C/km ThetaE index: 16.82 C Layer 700.0- 500.0 mb Conv cond level (CCL): 820.31 mb = 1798.47 m = 5900.43 ft Mean mixing ratio: 13.67 g/kg Conv temperature: 24.14 C = 75.46 F Cap Strength: 2.23 C Lifted Index: -5.08 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.78 C Lifted Index @700 mb: 2.23 C Showalter Index: -5.20 C Risk: Severe thunderstorms possible Total Totals Index: 53.01 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.74 C Cross Totals Index: 26.26 C K Index: 36.95 Risk: > 80 % chance of thunderstorms Sweat Index: 338.08 Risk: Showers and thunderstorms possible Energy Index: -4.19 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1718.85 J/kg Max Up Vert Vel: 58.63 m/s Conv Inhibition (B-): 101.95 J/kg Cap Strength: 2.22 C Lift Cond Lev (LCL): 832.31 mb = 1674.64 m = 5494.16 ft Lev Free Conv (LFC): 617.31 mb = 4173.33 m = 13691.85 ft Equ Level (EL): 187.31 mb = 12654.09 m = 41515.54 ft B at Equ Level: 1667.79 J/kg Max Parcel Lev (MPL): 127.31 mb = 15110.33 m = 49573.96 ft Wind Parameters Mean winds (0-6000m): 220.5 at 25.3 knts Storm direction: 250.5 at 19.0 knts Shear (0-3000m) pos: 4.7 neg: 1.5 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 108.9 deg Storm rel helicity (0-3000m) pos: 188.3 neg: -9.1 tot: 179.2 m^2/s^2 ave: 59.7 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 6.0 10^-3/s Energy-Hel index: 1.34 Bulk Rich Number: 19.24 Bulk Shear: 89.32 m/s