MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /mnt/nfs/atlas/nest_data/2508040600F018.namnest.sound Reading from grid file:/mnt/nfs/atlas/nest_data/2508040600F018.namnest.sound Searching file for grids... Date: 18 hour NAM valid 0Z TUE 5 AUG 25 Station: 39.97,-103.56 Latitude: 39.97 Longitude: -103.56 ------------------------------------------------------------------------------- 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 45 1 950 515 2 900 994 SFC 862 1372 22.7 15.1 62 7.6 17.5 284 12 308.7 311.1 296.0 346.9 12.59 4 850 1496 25.3 13.4 48 11.9 17.2 255 16 312.6 314.8 296.1 347.9 11.44 5 800 2030 24.5 8.5 36 16.0 14.2 195 25 317.2 318.9 295.4 344.8 8.73 6 750 2590 19.2 5.8 41 13.4 10.9 189 26 317.4 318.9 294.7 341.8 7.71 7 700 3177 13.5 2.4 47 11.0 7.1 188 23 317.4 318.7 293.9 338.1 6.53 8 650 3794 7.5 -1.7 52 9.2 2.7 184 18 317.5 318.5 292.9 334.2 5.22 9 600 4447 2.7 -3.5 64 6.2 -0.4 185 13 319.3 320.2 293.1 335.3 4.94 10 550 5147 -1.0 -7.2 63 6.2 -3.9 250 23 322.9 323.7 293.4 336.2 4.04 11 500 5898 -7.6 -16.7 48 9.1 -10.8 276 36 323.8 324.2 291.9 330.8 2.07 12 450 6707 -14.3 -23.4 46 9.1 -16.9 285 40 325.2 325.5 291.6 329.7 1.29 13 400 7590 -19.1 -24.4 63 5.3 -20.4 295 38 330.2 330.5 293.0 335.0 1.33 14 350 8573 -24.9 -30.8 58 5.8 -26.1 307 46 335.1 335.3 293.9 338.2 0.84 15 300 9676 -33.2 -38.9 57 5.7 -34.0 314 55 338.5 338.6 294.4 340.2 0.44 16 250 10931 -42.4 -46.3 66 3.9 -42.7 318 55 343.0 343.1 295.3 344.0 0.24 17 200 12398 -54.1 -58.8 57 4.6 -54.3 319 56 347.0 347.0 296.0 347.3 0.07 18 150 14198 -62.9 -68.7 45 5.8 -63.0 296 44 361.7 361.7 299.1 361.8 0.02 19 100 16686 -63.1 -86.8 3 23.7 -63.3 181 11 405.8 405.8 306.0 405.8 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5853.59 m Freezing level: 563.29 mb = 4960.93 m = 16275.81 ft Wetbulb zero: 606.41 mb = 4360.29 m = 14305.24 ft Sfc-500 mean rel hum: 51.32 % Est. max temperature: 31.05 C = 87.90 F Sfc-Lift cond lev (LCL): 770.41 mb = 2357.27 m = 7733.73 ft T: 21.37 C 700-500 lapse rate: 7.74 C/km ThetaE index: 13.72 C Layer 800.0- 600.0 mb Conv cond level (CCL): 640.33 mb = 3916.19 m = 12848.23 ft Mean mixing ratio: 9.62 g/kg Conv temperature: 31.45 C = 88.62 F Cap Strength: 1.86 C Lifted Index: -3.00 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.32 C Lifted Index @700 mb: 1.82 C Showalter Index: -3.88 C Risk: Severe thunderstorms possible Total Totals Index: 53.87 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.87 C Cross Totals Index: 21.01 C K Index: 35.24 Risk: > 80 % chance of thunderstorms Sweat Index: 326.20 Risk: Showers and thunderstorms possible Energy Index: -3.24 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 677.53 J/kg Max Up Vert Vel: 36.81 m/s Conv Inhibition (B-): 116.25 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 661.89 mb = 3643.01 m = 11951.98 ft Lev Free Conv (LFC): 606.89 mb = 4353.75 m = 14283.80 ft Equ Level (EL): 226.89 mb = 11568.94 m = 37955.37 ft B at Equ Level: 674.90 J/kg Max Parcel Lev (MPL): 136.89 mb = 14758.84 m = 48420.81 ft Wind Parameters Mean winds (0-6000m): 244.0 at 26.2 knts Storm direction: 274.0 at 19.6 knts Shear (0-3000m) pos: 0.7 neg: 3.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 50.0 deg Storm rel helicity (0-3000m) pos: 19.6 neg: -109.4 tot: -89.8 m^2/s^2 ave: -29.9 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 8.1 stream: -0.8 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 68.06 Bulk Shear: 9.95 m/s