MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508270000F066.nam218 Reading from grid file:/home/data/models/nam_218/2508270000F066.nam218 Searching file for grids... Date: 66 hour NAM valid 18Z FRI 29 AUG 25 Station: 31.48,-92.72 Latitude: 31.48 Longitude: -92.72 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1009 39 25.3 24.9 98 0.4 25.0 18 2 297.7 301.3 297.8 355.8 20.00 1 1000 116 24.5 24.3 99 0.1 24.4 0 3 297.6 301.2 297.5 354.4 19.52 2 950 567 22.1 22.0 99 0.2 22.0 206 6 299.6 302.9 297.0 351.5 17.74 3 900 1038 19.9 19.7 99 0.2 19.8 254 17 302.0 305.0 296.7 350.1 16.29 4 850 1529 16.4 15.6 95 0.8 15.9 277 28 303.4 305.8 295.0 342.7 13.26 5 800 2044 14.0 13.7 98 0.3 13.8 284 35 306.1 308.4 295.1 343.3 12.42 6 750 2588 11.6 11.4 99 0.2 11.4 293 40 309.2 311.3 295.2 343.7 11.36 7 700 3164 8.6 8.2 98 0.3 8.3 300 43 312.0 313.8 294.8 342.2 9.81 8 650 3774 5.3 4.6 95 0.7 4.9 310 44 314.9 316.5 294.4 340.6 8.20 9 600 4425 1.6 0.5 93 1.1 1.0 319 42 318.0 319.2 294.1 339.1 6.64 10 550 5122 -2.0 -2.6 96 0.6 -2.3 318 43 321.7 322.8 294.4 340.4 5.76 11 500 5875 -6.0 -6.7 95 0.7 -6.3 319 42 325.7 326.7 294.6 341.1 4.65 12 450 6695 -9.7 -10.2 96 0.6 -9.9 331 38 331.1 331.9 295.4 344.4 3.91 13 400 7596 -15.4 -16.6 90 1.2 -15.9 340 37 335.0 335.5 295.3 344.1 2.61 14 350 8589 -22.6 -30.8 47 8.2 -24.4 339 39 338.3 338.5 294.7 341.4 0.83 15 300 9701 -31.5 -47.0 20 15.5 -33.1 328 36 340.9 341.0 294.7 341.7 0.18 16 250 10965 -41.3 -46.1 59 4.9 -41.6 307 23 344.7 344.8 295.7 345.7 0.24 17 200 12436 -53.8 -61.4 39 7.6 -53.9 302 10 347.6 347.6 296.1 347.8 0.05 18 150 14224 -66.7 -74.8 31 8.1 -66.7 301 33 355.2 355.2 297.7 355.3 0.01 19 100 16654 -70.4 -85.5 9 15.1 -70.5 338 18 391.7 391.7 304.0 391.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5758.27 m Freezing level: 578.04 mb = 4731.04 m = 15521.60 ft Wetbulb zero: 584.79 mb = 4630.54 m = 15191.88 ft Precipitable water: 2.51 inches Sfc-500 mean rel hum: 96.59 % Est. max temperature: 30.74 C = 87.34 F Sfc-Lift cond lev (LCL): 1003.41 mb = 86.77 m = 284.66 ft T: 24.79 C 700-500 lapse rate: 5.37 C/km ThetaE index: 13.10 C Layer 1000.0- 800.0 mb Conv cond level (CCL): 956.25 mb = 509.77 m = 1672.44 ft Mean mixing ratio: 18.10 g/kg Conv temperature: 26.98 C = 80.56 F Cap Strength: -0.03 C Lifted Index: -3.90 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.43 C Lifted Index @700 mb: -2.66 C Showalter Index: -0.33 C Risk: Thunderstorms probable Total Totals Index: 44.06 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.43 C Cross Totals Index: 21.63 C K Index: 37.73 Risk: > 80 % chance of thunderstorms Sweat Index: 285.24 Risk: None Energy Index: -0.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1507.34 J/kg Max Up Vert Vel: 54.91 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 956.61 mb = 506.47 m = 1661.64 ft Lev Free Conv (LFC): 951.61 mb = 552.55 m = 1812.80 ft Equ Level (EL): 161.61 mb = 13760.50 m = 45145.44 ft B at Equ Level: 1494.90 J/kg Wind Parameters Mean winds (0-6000m): 303.4 at 34.2 knts Storm direction: 333.4 at 25.6 knts Shear (0-3000m) pos: 7.3 neg: 1.3 tot: 8.5 10-3/s Storm rel Dir Shear (0-3000m): 114.8 deg Storm rel helicity (0-3000m) pos: 390.4 neg: -3.2 tot: 387.1 m^2/s^2 ave: 129.0 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 9.3 10^-3/s Energy-Hel index: 2.84 Bulk Rich Number: 11.07 Bulk Shear: 136.14 m/s