MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508181200F000.nam218 Reading from grid file:/home/data/models/nam_218/2508181200F000.nam218 Searching file for grids... Date: NAM analysis for 1200Z 18 AUG 25 Station: 34.7,-92.5 Latitude: 34.70 Longitude: -92.50 ------------------------------------------------------------------------------- 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 1001 127 24.7 22.4 87 2.3 23.1 5 1 297.8 301.0 296.2 348.1 17.32 1 1000 135 25.0 22.6 87 2.3 23.3 25 1 298.1 301.3 296.4 349.2 17.56 2 950 591 28.6 20.0 59 8.7 22.4 185 5 306.2 309.2 297.3 353.2 15.63 3 900 1070 24.7 18.7 69 6.0 20.5 183 3 307.0 309.8 297.3 353.0 15.29 4 850 1569 20.5 15.7 74 4.8 17.2 118 1 307.7 310.2 296.1 347.9 13.31 5 800 2090 16.9 11.7 71 5.2 13.6 90 3 309.2 311.3 294.9 342.4 10.90 6 750 2638 14.2 5.8 57 8.4 9.2 107 5 312.0 313.5 293.3 336.0 7.76 7 700 3217 10.4 1.0 52 9.5 5.2 119 9 314.0 315.2 292.4 332.5 5.87 8 650 3829 6.0 -2.6 54 8.7 1.5 111 9 315.8 316.7 292.0 331.2 4.84 9 600 4479 1.5 -6.4 56 7.9 -2.2 89 6 317.8 318.6 291.9 330.6 3.96 10 550 5174 -2.8 -14.1 41 11.3 -7.2 65 8 320.8 321.3 291.3 328.6 2.33 11 500 5923 -7.1 -25.4 22 18.3 -12.3 51 11 324.4 324.6 291.1 327.9 0.97 12 450 6735 -12.5 -26.9 29 14.3 -16.3 41 10 327.5 327.6 291.9 330.8 0.94 13 400 7623 -18.3 -34.0 24 15.8 -21.4 67 12 331.3 331.4 292.6 333.3 0.54 14 350 8607 -25.1 -36.4 34 11.3 -27.0 67 12 334.9 334.9 293.5 336.7 0.48 15 300 9707 -33.7 -42.5 41 8.8 -34.6 59 6 337.9 338.0 294.1 339.1 0.30 16 250 10962 -41.9 -52.8 30 10.9 -42.6 237 4 343.7 343.7 295.3 344.2 0.11 17 200 12435 -53.5 -64.8 24 11.3 -53.7 182 6 348.1 348.1 296.3 348.3 0.03 18 150 14241 -63.3 -77.1 14 13.8 -63.4 153 7 361.1 361.1 298.9 361.1 0.01 19 100 16696 -68.0 -85.4 7 17.4 -68.1 61 12 396.3 396.3 304.7 396.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5787.12 m Freezing level: 582.57 mb = 4721.27 m = 15489.53 ft Wetbulb zero: 629.42 mb = 4090.34 m = 13419.58 ft Precipitable water: 1.82 inches Sfc-500 mean rel hum: 56.53 % Est. max temperature: 34.59 C = 94.26 F Sfc-Lift cond lev (LCL): 968.24 mb = 422.25 m = 1385.32 ft T: 27.28 C 700-500 lapse rate: 6.46 C/km ThetaE index: 25.29 C Layer 900.0- 450.0 mb Conv cond level (CCL): 812.50 mb = 1956.57 m = 6419.12 ft Mean mixing ratio: 16.03 g/kg Conv temperature: 35.76 C = 96.36 F Cap Strength: 2.95 C Lifted Index: -4.90 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.51 C Lifted Index @700 mb: -0.77 C Showalter Index: -3.32 C Risk: Severe thunderstorms possible Total Totals Index: 50.34 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.59 C Cross Totals Index: 22.75 C K Index: 33.81 Risk: 60-80 % chance of thunderstorms Sweat Index: 228.14 Risk: None Energy Index: -3.87 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1767.30 J/kg Max Up Vert Vel: 59.45 m/s Conv Inhibition (B-): 120.13 J/kg Cap Strength: 2.95 C Lift Cond Lev (LCL): 865.51 mb = 1410.83 m = 4628.66 ft Lev Free Conv (LFC): 730.51 mb = 2858.95 m = 9379.64 ft Equ Level (EL): 180.51 mb = 13078.09 m = 42906.59 ft B at Equ Level: 1758.19 J/kg Wind Parameters Mean winds (0-6000m): 94.4 at 6.2 knts Storm direction: 124.4 at 4.7 knts Shear (0-3000m) pos: 1.8 neg: 0.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 154.9 deg Storm rel helicity (0-3000m) pos: 8.9 neg: -1.5 tot: 7.4 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.4 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 299.20 Bulk Shear: 5.91 m/s