MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508021800F078.nam218 Reading from grid file:/home/data/models/nam_218/2508021800F078.nam218 Searching file for grids... Date: 78 hour NAM valid 0Z WED 6 AUG 25 Station: 46.4,-98.94 Latitude: 46.40 Longitude: -98.94 ------------------------------------------------------------------------------- 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 71 1 950 525 SFC 946 562 27.6 20.9 67 6.7 22.7 155 16 305.5 308.6 297.8 355.3 16.63 3 900 1003 23.8 19.3 76 4.5 20.6 165 33 306.0 308.9 297.4 353.5 15.83 4 850 1501 20.3 18.0 86 2.3 18.7 181 38 307.4 310.3 297.5 353.9 15.41 5 800 2023 16.9 16.8 99 0.2 16.8 200 39 309.2 312.1 297.8 355.3 15.17 6 750 2572 13.8 13.3 97 0.5 13.5 221 36 311.6 314.0 296.9 351.2 12.91 7 700 3151 9.9 7.3 84 2.6 8.3 240 30 313.4 315.2 294.8 342.1 9.23 8 650 3765 6.9 -2.6 51 9.5 2.0 239 31 316.8 317.7 292.3 332.4 4.88 9 600 4417 2.4 -16.7 23 19.1 -4.7 232 37 318.9 319.3 290.2 324.7 1.72 10 550 5111 -3.3 -20.7 25 17.4 -9.0 228 39 320.1 320.4 290.2 324.7 1.33 11 500 5857 -8.2 -40.3 6 32.1 -14.3 233 35 323.0 323.1 289.9 323.9 0.23 12 450 6666 -14.0 -26.4 34 12.3 -17.2 242 34 325.6 325.8 291.5 329.1 0.98 13 400 7547 -20.3 -30.2 41 9.9 -22.4 242 30 328.6 328.8 292.1 331.4 0.77 14 350 8522 -27.5 -40.4 28 12.9 -29.2 244 27 331.7 331.8 292.5 332.9 0.32 15 300 9610 -36.7 -48.1 30 11.4 -37.5 235 20 333.7 333.7 292.9 334.3 0.16 16 250 10846 -46.6 -58.8 24 12.2 -47.0 191 13 336.8 336.8 293.6 337.0 0.05 17 200 12291 -55.9 -62.9 41 7.0 -56.1 239 16 344.2 344.2 295.4 344.4 0.04 18 150 14128 -54.5 -80.5 3 26.0 -54.9 217 24 376.1 376.1 301.6 376.2 0.00 19 100 16693 -58.9 -86.5 2 27.6 -59.2 219 14 414.0 414.0 307.0 414.0 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5785.98 m Freezing level: 579.00 mb = 4708.59 m = 15447.93 ft Wetbulb zero: 635.07 mb = 3954.01 m = 12972.31 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 59.30 % Est. max temperature: 31.36 C = 88.46 F Sfc-Lift cond lev (LCL): 858.22 mb = 1417.01 m = 4648.93 ft T: 20.88 C 700-500 lapse rate: 6.69 C/km ThetaE index: 31.39 C Layer 750.0- 450.0 mb Conv cond level (CCL): 810.94 mb = 1905.79 m = 6252.53 ft Mean mixing ratio: 15.88 g/kg Conv temperature: 30.79 C = 87.43 F Cap Strength: 1.37 C Lifted Index: -6.64 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -10.45 C Lifted Index @700 mb: -1.78 C Showalter Index: -6.58 C Risk: Severe thunderstorms probable Total Totals Index: 54.64 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.49 C Cross Totals Index: 26.15 C K Index: 43.88 Risk: > 80 % chance of thunderstorms Sweat Index: 564.52 Risk: Severe Thunderstorms possible Energy Index: -5.78 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2822.32 J/kg Max Up Vert Vel: 75.13 m/s Conv Inhibition (B-): 24.68 J/kg Cap Strength: 1.37 C Lift Cond Lev (LCL): 840.13 mb = 1601.38 m = 5253.80 ft Lev Free Conv (LFC): 765.13 mb = 2402.28 m = 7881.39 ft Equ Level (EL): 175.13 mb = 13138.49 m = 43104.77 ft B at Equ Level: 2773.44 J/kg Max Parcel Lev (MPL): 105.13 mb = 16376.60 m = 53728.36 ft Wind Parameters Mean winds (0-6000m): 219.8 at 34.8 knts Storm direction: 249.8 at 26.1 knts Shear (0-3000m) pos: 5.7 neg: 0.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 96.4 deg Storm rel helicity (0-3000m) pos: 407.6 neg: 0.0 tot: 407.6 m^2/s^2 ave: 135.9 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 8.2 10^-3/s Energy-Hel index: 6.96 Bulk Rich Number: 23.74 Bulk Shear: 118.91 m/s