MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508280000F018.nam218 Reading from grid file:/home/data/models/nam_218/2508280000F018.nam218 Searching file for grids... Date: 18 hour NAM valid 18Z THU 28 AUG 25 Station: 30.68,-92.68 Latitude: 30.68 Longitude: -92.68 ------------------------------------------------------------------------------- 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 1015 22 32.2 23.2 59 9.1 25.5 203 8 304.1 307.4 298.2 357.4 17.87 1 1000 152 29.4 21.9 64 7.5 23.9 204 9 302.6 305.6 297.1 352.1 16.74 2 950 609 24.8 20.8 78 4.0 21.9 206 10 302.4 305.4 296.9 351.1 16.49 3 900 1081 20.2 19.7 97 0.5 19.9 208 11 302.4 305.4 296.7 350.5 16.29 4 850 1573 17.1 12.4 74 4.7 14.1 225 17 304.1 306.1 293.3 336.1 10.73 5 800 2090 14.9 12.4 85 2.5 13.3 233 11 307.0 309.1 294.7 341.4 11.40 6 750 2634 12.3 8.5 77 3.8 9.9 237 6 309.9 311.7 293.9 338.4 9.31 7 700 3210 9.2 4.3 71 5.0 6.3 113 4 312.7 314.1 293.3 335.9 7.45 8 650 3821 6.0 -0.4 63 6.4 2.5 152 0 315.8 316.9 292.7 333.9 5.72 9 600 4472 2.0 -5.4 58 7.4 -1.6 263 3 318.5 319.3 292.3 332.3 4.28 10 550 5169 -1.8 -9.2 57 7.4 -5.1 309 10 322.0 322.7 292.6 333.5 3.47 11 500 5923 -4.9 -29.3 13 24.5 -11.5 326 14 327.1 327.3 291.6 329.6 0.67 12 450 6742 -10.4 -40.8 6 30.4 -16.2 300 16 330.1 330.2 292.0 331.1 0.24 13 400 7636 -17.0 -30.8 29 13.8 -20.1 293 19 332.9 333.0 293.2 335.6 0.73 14 350 8623 -23.8 -33.6 40 9.8 -25.6 300 24 336.6 336.8 294.1 339.0 0.64 15 300 9731 -31.6 -42.2 34 10.6 -32.9 295 22 340.9 340.9 294.8 342.1 0.31 16 250 10996 -41.2 -56.2 18 15.0 -42.1 316 25 344.8 344.8 295.5 345.1 0.08 17 200 12470 -53.2 -64.2 25 11.0 -53.4 325 31 348.5 348.6 296.3 348.7 0.03 18 150 14272 -65.4 -75.1 25 9.7 -65.4 324 28 357.5 357.5 298.2 357.5 0.01 19 100 16679 -73.5 -85.3 15 11.8 -73.5 347 24 385.7 385.7 303.2 385.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5771.14 m Freezing level: 573.12 mb = 4847.18 m = 15902.63 ft Wetbulb zero: 619.04 mb = 4218.25 m = 13839.25 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 67.12 % Est. max temperature: 31.68 C = 89.03 F Sfc-Lift cond lev (LCL): 890.49 mb = 1172.56 m = 3846.94 ft T: 19.66 C 700-500 lapse rate: 5.20 C/km ThetaE index: 21.28 C Layer 1000.0- 800.0 mb Conv cond level (CCL): 896.29 mb = 1116.78 m = 3663.93 ft Mean mixing ratio: 16.64 g/kg Conv temperature: 30.62 C = 87.11 F Cap Strength: -0.05 C Lifted Index: -2.56 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.22 C Lifted Index @700 mb: -1.85 C Showalter Index: 3.62 C Risk: None Total Totals Index: 39.26 C Risk: None Vertical Totals Index: 21.97 C Cross Totals Index: 17.30 C K Index: 29.44 Risk: 40-60 % chance of thunderstorms Sweat Index: 196.50 Risk: None Energy Index: -1.16 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1349.52 J/kg Max Up Vert Vel: 51.95 m/s Conv Inhibition (B-): 3.28 J/kg Cap Strength: 1.56 C Lift Cond Lev (LCL): 895.89 mb = 1120.62 m = 3676.51 ft Lev Free Conv (LFC): 890.89 mb = 1168.75 m = 3834.43 ft Equ Level (EL): 180.89 mb = 13099.19 m = 42975.83 ft B at Equ Level: 1347.16 J/kg Wind Parameters Mean winds (0-6000m): 245.1 at 8.0 knts Storm direction: 275.1 at 6.0 knts Shear (0-3000m) pos: 0.7 neg: 1.3 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -39.0 deg Storm rel helicity (0-3000m) pos: 26.7 neg: -15.9 tot: 10.8 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 5.0 stream: -0.0 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 287.31 Bulk Shear: 4.70 m/s