MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508270000F018.nam218 Reading from grid file:/home/data/models/nam_218/2508270000F018.nam218 Searching file for grids... Date: 18 hour NAM valid 18Z WED 27 AUG 25 Station: 38.06,-99.51 Latitude: 38.06 Longitude: -99.51 ------------------------------------------------------------------------------- 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 148 1 950 590 SFC 941 675 19.7 18.2 91 1.5 18.7 169 11 298.0 300.6 294.0 338.9 14.08 3 900 1054 16.1 16.0 99 0.1 16.0 190 23 298.1 300.4 293.1 335.2 12.77 4 850 1541 14.9 14.7 99 0.2 14.8 223 33 301.7 304.0 294.0 338.5 12.47 5 800 2055 15.7 10.7 72 5.1 12.5 265 35 307.9 309.8 294.0 338.7 10.14 6 750 2602 13.2 9.5 78 3.7 10.9 269 29 310.9 312.8 294.7 341.5 9.98 7 700 3180 9.3 6.7 84 2.6 7.7 263 27 312.8 314.5 294.4 340.2 8.84 8 650 3791 5.9 2.5 79 3.4 3.9 267 30 315.6 317.0 293.8 337.8 7.05 9 600 4442 1.6 -0.2 87 1.8 0.6 269 31 318.0 319.2 293.8 338.0 6.28 10 550 5138 -2.9 -4.8 87 1.9 -3.8 270 32 320.7 321.6 293.4 336.5 4.88 11 500 5888 -6.7 -7.6 93 0.9 -7.1 277 28 324.9 325.8 294.1 339.3 4.33 12 450 6706 -10.9 -12.9 85 2.0 -11.7 289 22 329.6 330.2 294.4 340.3 3.16 13 400 7601 -16.5 -19.6 77 3.1 -17.5 287 18 333.6 334.0 294.5 340.7 2.03 14 350 8592 -23.2 -28.6 61 5.4 -24.4 276 21 337.5 337.7 294.6 341.3 1.03 15 300 9701 -32.3 -38.8 53 6.4 -33.1 281 26 339.8 339.9 294.7 341.5 0.45 16 250 10955 -43.6 -47.7 64 4.1 -43.8 293 40 341.3 341.3 294.8 342.1 0.21 17 200 12422 -52.6 -68.7 13 16.1 -52.9 305 56 349.4 349.4 296.5 349.5 0.02 18 150 14234 -63.6 -80.2 9 16.6 -63.7 299 49 360.5 360.5 298.8 360.5 0.00 19 100 16682 -68.3 -85.7 7 17.3 -68.4 332 25 395.7 395.7 304.6 395.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5739.77 m Freezing level: 582.11 mb = 4691.27 m = 15391.13 ft Wetbulb zero: 593.11 mb = 4534.64 m = 14877.23 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 85.87 % Est. max temperature: 29.97 C = 85.95 F Sfc-Lift cond lev (LCL): 919.99 mb = 865.67 m = 2840.10 ft T: 17.88 C 700-500 lapse rate: 5.89 C/km ThetaE index: 3.70 C Layer 900.0- 850.0 mb Conv cond level (CCL): 900.56 mb = 1048.56 m = 3440.12 ft Mean mixing ratio: 12.90 g/kg Conv temperature: 19.76 C = 67.57 F Cap Strength: 3.71 C Lifted Index: 1.36 C Risk: Showers probable Lifted Index @300 mb: 3.52 C Lifted Index @700 mb: 2.55 C Showalter Index: 0.77 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 21.54 C Cross Totals Index: 21.35 C K Index: 33.64 Risk: 60-80 % chance of thunderstorms Sweat Index: 396.32 Risk: Showers and thunderstorms possible Energy Index: 0.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.07 J/kg Max Up Vert Vel: 6.49 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.71 C Lift Cond Lev (LCL): 883.64 mb = 1210.06 m = 3969.96 ft Lev Free Conv (LFC): 878.64 mb = 1258.37 m = 4128.47 ft Equ Level (EL): 868.64 mb = 1355.84 m = 4448.23 ft B at Equ Level: 20.63 J/kg Max Parcel Lev (MPL): 818.64 mb = 1859.77 m = 6101.55 ft Wind Parameters Mean winds (0-6000m): 261.8 at 28.8 knts Storm direction: 291.8 at 21.6 knts Shear (0-3000m) pos: 6.0 neg: 0.5 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 94.4 deg Storm rel helicity (0-3000m) pos: 420.7 neg: -16.5 tot: 404.2 m^2/s^2 ave: 134.7 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 8.6 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.18 Bulk Shear: 120.27 m/s