MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508031200F054.nam218 Reading from grid file:/home/data/models/nam_218/2508031200F054.nam218 Searching file for grids... Date: 54 hour NAM valid 18Z TUE 5 AUG 25 Station: 31.8,-97.93 Latitude: 31.80 Longitude: -97.93 ------------------------------------------------------------------------------- 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 153 SFC 980 330 30.4 23.0 65 7.4 24.9 185 8 305.2 308.6 298.7 360.1 18.32 2 950 609 26.0 21.0 74 5.0 22.4 187 9 303.5 306.6 297.3 353.2 16.70 3 900 1084 23.1 17.8 72 5.3 19.4 199 12 305.3 308.0 296.3 348.4 14.39 4 850 1581 20.9 11.3 54 9.6 14.7 170 6 308.0 309.9 293.9 338.1 9.93 5 800 2103 16.8 11.9 73 4.9 13.6 96 2 309.0 311.1 294.9 342.5 11.02 6 750 2650 14.4 3.5 48 11.0 8.1 13 9 312.2 313.5 292.4 332.6 6.55 7 700 3230 11.6 -7.1 26 18.7 2.7 21 12 315.3 315.9 290.5 325.6 3.19 8 650 3844 7.2 -3.9 45 11.1 1.6 29 22 317.2 318.0 292.1 331.4 4.42 9 600 4496 2.8 -17.0 22 19.8 -4.6 31 20 319.4 319.7 290.3 325.1 1.68 10 550 5193 -2.4 -25.9 15 23.5 -9.2 30 15 321.3 321.4 290.0 324.2 0.84 11 500 5942 -6.4 -46.8 2 40.4 -13.4 17 20 325.2 325.2 290.5 325.6 0.11 12 450 6757 -11.1 -44.7 4 33.6 -16.7 3 28 329.3 329.3 291.7 329.9 0.16 13 400 7650 -17.2 -40.3 11 23.2 -21.1 0 33 332.7 332.7 292.7 333.8 0.28 14 350 8636 -24.1 -46.8 10 22.7 -26.9 358 28 336.3 336.3 293.6 336.9 0.16 15 300 9742 -32.5 -45.7 26 13.2 -33.8 1 26 339.6 339.6 294.4 340.4 0.21 16 250 11000 -42.9 -55.5 24 12.6 -43.6 6 27 342.2 342.2 294.9 342.6 0.08 17 200 12463 -55.0 -62.1 41 7.1 -55.2 350 34 345.7 345.7 295.7 345.9 0.04 18 150 14253 -65.5 -75.7 23 10.2 -65.6 8 22 357.2 357.2 298.1 357.2 0.01 19 100 16693 -68.4 -85.0 7 16.6 -68.5 135 14 395.6 395.6 304.6 395.6 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5789.26 m Freezing level: 572.90 mb = 4873.88 m = 15990.23 ft Wetbulb zero: 637.10 mb = 4007.39 m = 13147.44 ft Precipitable water: 1.42 inches Sfc-500 mean rel hum: 41.18 % Est. max temperature: 33.51 C = 92.32 F Sfc-Lift cond lev (LCL): 881.59 mb = 1264.18 m = 4147.52 ft T: 22.31 C 700-500 lapse rate: 6.64 C/km ThetaE index: 21.97 C Layer 950.0- 800.0 mb Conv cond level (CCL): 807.81 mb = 2019.13 m = 6624.37 ft Mean mixing ratio: 15.69 g/kg Conv temperature: 33.99 C = 93.17 F Cap Strength: 2.78 C Lifted Index: -4.07 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.97 C Lifted Index @700 mb: 0.52 C Showalter Index: 1.15 C Risk: Showers probable Total Totals Index: 45.04 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.31 C Cross Totals Index: 17.73 C K Index: 19.89 Risk: < 20 % chance of thunderstorms Sweat Index: 166.37 Risk: None Energy Index: -2.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1498.93 J/kg Max Up Vert Vel: 54.75 m/s Conv Inhibition (B-): 92.61 J/kg Cap Strength: 2.78 C Lift Cond Lev (LCL): 856.98 mb = 1510.40 m = 4955.31 ft Lev Free Conv (LFC): 681.98 mb = 3446.33 m = 11306.72 ft Equ Level (EL): 171.98 mb = 13402.00 m = 43969.28 ft B at Equ Level: 1494.14 J/kg Wind Parameters Mean winds (0-6000m): 28.4 at 13.7 knts Storm direction: 58.4 at 10.3 knts Shear (0-3000m) pos: 0.2 neg: 3.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 119.5 deg Storm rel helicity (0-3000m) pos: 28.4 neg: -6.5 tot: 21.9 m^2/s^2 ave: 7.3 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.2 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 22.98 Bulk Shear: 65.21 m/s