MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508041200F000.nam218 Reading from grid file:/home/data/models/nam_218/2508041200F000.nam218 Searching file for grids... Date: NAM analysis for 1200Z 4 AUG 25 Station: 31.98,-96.71 Latitude: 31.98 Longitude: -96.71 ------------------------------------------------------------------------------- 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 126 SFC 998 148 21.2 19.9 92 1.3 20.3 339 6 294.5 297.2 293.5 336.8 14.79 2 950 574 21.7 20.1 91 1.6 20.6 339 5 299.2 302.1 295.6 345.3 15.79 3 900 1042 18.9 17.8 93 1.1 18.2 21 11 301.0 303.7 295.1 343.4 14.42 4 850 1534 17.6 17.3 98 0.4 17.4 2 11 304.6 307.4 296.3 348.6 14.75 5 800 2052 15.5 15.2 98 0.4 15.3 345 13 307.7 310.2 296.4 349.0 13.67 6 750 2598 12.1 11.8 98 0.3 11.9 338 19 309.7 311.9 295.6 345.2 11.65 7 700 3175 8.8 8.3 97 0.5 8.5 326 27 312.2 314.1 295.0 342.8 9.90 8 650 3785 4.9 4.4 97 0.5 4.6 323 31 314.5 316.0 294.3 339.7 8.07 9 600 4434 0.6 0.0 96 0.6 0.3 329 30 316.8 318.0 293.6 337.1 6.41 10 550 5129 -2.5 -3.1 96 0.6 -2.8 340 31 321.1 322.2 294.1 339.1 5.55 11 500 5882 -5.5 -6.2 95 0.7 -5.8 340 31 326.4 327.3 294.9 342.4 4.83 12 450 6702 -10.2 -11.3 91 1.2 -10.6 333 31 330.4 331.2 295.0 342.6 3.58 13 400 7600 -16.2 -17.8 87 1.6 -16.8 328 29 333.9 334.4 294.8 342.2 2.35 14 350 8591 -23.2 -25.4 82 2.2 -23.8 324 26 337.5 337.8 294.9 342.5 1.38 15 300 9701 -31.4 -34.1 77 2.6 -31.9 329 20 341.1 341.2 295.2 343.8 0.71 16 250 10965 -41.6 -44.7 72 3.1 -41.9 345 17 344.2 344.2 295.6 345.3 0.28 17 200 12443 -51.4 -60.9 31 9.5 -51.7 310 22 351.4 351.4 297.0 351.6 0.05 18 150 14258 -62.9 -78.3 11 15.4 -63.0 266 7 361.8 361.8 299.1 361.8 0.01 19 100 16696 -70.5 -84.7 11 14.2 -70.5 124 5 391.6 391.6 304.0 391.6 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5755.84 m Freezing level: 590.43 mb = 4566.66 m = 14982.31 ft Wetbulb zero: 594.96 mb = 4500.95 m = 14766.72 ft Precipitable water: 2.37 inches Sfc-500 mean rel hum: 95.78 % Est. max temperature: 31.40 C = 88.52 F Sfc-Lift cond lev (LCL): 979.00 mb = 311.27 m = 1021.22 ft T: 21.37 C 700-500 lapse rate: 5.27 C/km ThetaE index: 11.84 C Layer 750.0- 550.0 mb Conv cond level (CCL): 860.94 mb = 1423.80 m = 4671.20 ft Mean mixing ratio: 15.17 g/kg Conv temperature: 30.45 C = 86.81 F Cap Strength: 1.84 C Lifted Index: 0.16 C Risk: Showers probable Lifted Index @300 mb: 0.94 C Lifted Index @700 mb: 0.28 C Showalter Index: -2.03 C Risk: Severe thunderstorms possible Total Totals Index: 45.85 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.11 C Cross Totals Index: 22.74 C K Index: 39.93 Risk: > 80 % chance of thunderstorms Sweat Index: 260.37 Risk: None Energy Index: -1.35 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 108.63 J/kg Max Up Vert Vel: 14.74 m/s Conv Inhibition (B-): 106.17 J/kg Cap Strength: 1.83 C Lift Cond Lev (LCL): 927.67 mb = 779.88 m = 2558.64 ft Lev Free Conv (LFC): 682.67 mb = 3381.11 m = 11092.76 ft Equ Level (EL): 502.67 mb = 5839.79 m = 19159.17 ft B at Equ Level: 108.27 J/kg Max Parcel Lev (MPL): 252.67 mb = 10891.16 m = 35731.73 ft Wind Parameters Mean winds (0-6000m): 336.3 at 22.2 knts Storm direction: 6.3 at 16.7 knts Shear (0-3000m) pos: 1.2 neg: 3.7 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 91.4 deg Storm rel helicity (0-3000m) pos: 30.0 neg: -10.2 tot: 19.9 m^2/s^2 ave: 6.6 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.95 Bulk Shear: 36.85 m/s