MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508280600F084.nam218 Reading from grid file:/home/data/models/nam_218/2508280600F084.nam218 Searching file for grids... Date: 3.5 day NAM valid 18Z SUN 31 AUG 25 Station: 29.49,-98.53 Latitude: 29.49 Longitude: -98.53 ------------------------------------------------------------------------------- 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 130 SFC 986 254 32.3 21.4 53 10.8 24.3 75 7 306.6 309.7 298.0 356.4 16.52 2 950 587 26.7 20.8 70 5.9 22.4 75 7 304.2 307.3 297.4 353.4 16.50 3 900 1062 21.9 19.7 88 2.1 20.4 77 6 304.1 307.1 297.2 352.6 16.30 4 850 1557 18.1 17.3 95 0.8 17.6 269 4 305.2 307.9 296.5 349.4 14.79 5 800 2076 16.0 13.2 83 2.8 14.1 355 8 308.2 310.4 295.4 344.5 12.00 6 750 2623 13.0 10.2 83 2.9 11.2 13 5 310.7 312.7 295.0 342.8 10.46 7 700 3201 10.0 6.5 79 3.5 7.9 304 2 313.6 315.2 294.5 340.6 8.71 8 650 3814 6.2 0.1 65 6.1 2.8 234 7 315.9 317.1 293.0 334.7 5.93 9 600 4463 1.2 -4.3 67 5.5 -1.5 230 8 317.5 318.4 292.4 332.5 4.65 10 550 5161 -0.5 -26.0 12 25.6 -8.1 240 5 323.5 323.7 290.7 326.5 0.83 11 500 5916 -5.2 -26.4 17 21.2 -11.3 241 5 326.7 326.9 291.7 329.9 0.89 12 450 6734 -9.9 -29.2 19 19.3 -14.9 261 8 330.8 331.0 292.7 333.6 0.76 13 400 7634 -14.9 -37.9 12 22.9 -19.4 256 16 335.6 335.6 293.6 337.0 0.37 14 350 8628 -22.6 -44.0 12 21.4 -25.6 249 13 338.3 338.4 294.1 339.2 0.22 15 300 9741 -31.1 -51.4 12 20.3 -32.9 278 12 341.5 341.5 294.8 342.0 0.11 16 250 11003 -42.2 -56.9 19 14.7 -43.0 289 12 343.3 343.3 295.1 343.5 0.07 17 200 12471 -53.6 -66.4 19 12.9 -53.8 305 11 348.0 348.0 296.2 348.1 0.03 18 150 14269 -65.4 -73.2 33 7.8 -65.5 300 15 357.3 357.3 298.2 357.4 0.01 19 100 16675 -73.5 -82.9 23 9.4 -73.6 40 8 385.7 385.7 303.1 385.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5785.35 m Freezing level: 563.82 mb = 4967.96 m = 16298.88 ft Wetbulb zero: 617.34 mb = 4232.02 m = 13884.42 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 64.17 % Est. max temperature: 31.61 C = 88.90 F Sfc-Lift cond lev (LCL): 843.54 mb = 1622.12 m = 5321.86 ft T: 17.87 C 700-500 lapse rate: 5.60 C/km ThetaE index: 29.87 C Layer 950.0- 500.0 mb Conv cond level (CCL): 863.67 mb = 1418.77 m = 4654.70 ft Mean mixing ratio: 16.39 g/kg Conv temperature: 30.50 C = 86.90 F Cap Strength: 0.16 C Lifted Index: -3.52 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.65 C Lifted Index @700 mb: -1.55 C Showalter Index: -1.99 C Risk: Thunderstorms probable Total Totals Index: 45.85 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.34 C Cross Totals Index: 22.51 C K Index: 37.13 Risk: > 80 % chance of thunderstorms Sweat Index: 219.76 Risk: None Energy Index: -3.77 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1527.63 J/kg Max Up Vert Vel: 55.27 m/s Conv Inhibition (B-): 8.94 J/kg Cap Strength: 2.02 C Lift Cond Lev (LCL): 866.94 mb = 1386.09 m = 4547.47 ft Lev Free Conv (LFC): 861.94 mb = 1436.12 m = 4711.61 ft Equ Level (EL): 161.94 mb = 13789.92 m = 45241.95 ft B at Equ Level: 1511.44 J/kg Wind Parameters Mean winds (0-6000m): 268.5 at 5.8 knts Storm direction: 298.5 at 4.3 knts Shear (0-3000m) pos: 1.1 neg: 2.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 27.4 deg Storm rel helicity (0-3000m) pos: 13.2 neg: -12.7 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 1.6 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 72.06 Bulk Shear: 21.20 m/s