MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /mnt/nfs/atlas/nest_data/2508251800F003.namnest.sound Reading from grid file:/mnt/nfs/atlas/nest_data/2508251800F003.namnest.sound Searching file for grids... Date: 3 hour NAM valid 21Z MON 25 AUG 25 Station: 42.55,-71.29 Latitude: 42.55 Longitude: -71.29 ------------------------------------------------------------------------------- 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 50 26.9 19.1 63 7.8 21.5 211 7 300.0 302.5 294.6 341.1 14.05 1 1000 56 26.2 18.8 64 7.5 21.1 211 6 299.4 301.9 294.2 339.5 13.75 2 950 505 21.6 17.8 79 3.8 18.9 212 11 299.1 301.5 294.0 338.7 13.59 3 900 971 17.0 16.8 99 0.2 16.8 213 12 299.0 301.4 293.9 338.3 13.48 4 850 1457 13.7 11.7 88 2.0 12.4 236 18 300.5 302.4 291.9 330.6 10.21 5 800 1966 10.4 8.0 85 2.4 9.0 236 23 302.3 303.8 291.0 327.4 8.45 6 750 2500 7.8 -1.2 53 9.1 3.3 224 28 305.1 306.0 288.5 319.4 4.67 7 700 3066 5.6 -20.5 13 26.0 -3.1 220 26 308.6 308.8 286.1 312.2 1.07 8 650 3669 2.9 -14.8 26 17.7 -3.8 225 24 312.2 312.6 288.2 318.3 1.86 9 600 4311 -0.8 -9.7 51 8.8 -4.6 229 24 315.1 315.7 290.3 325.0 3.06 10 550 5000 -5.7 -20.2 31 14.4 -10.3 227 26 317.3 317.5 289.3 322.0 1.40 11 500 5737 -11.7 -18.9 55 7.2 -14.0 225 27 318.7 319.1 290.1 324.5 1.71 12 450 6536 -16.9 -21.3 69 4.4 -18.1 222 40 322.0 322.3 290.9 327.3 1.55 13 400 7408 -23.4 -35.1 33 11.7 -25.3 223 54 324.6 324.7 290.7 326.4 0.48 14 350 8371 -30.3 -36.4 56 6.0 -31.2 218 66 327.8 327.9 291.6 329.6 0.49 15 300 9448 -38.3 -47.0 40 8.6 -39.0 215 81 331.3 331.4 292.3 332.0 0.18 16 250 10691 -41.8 -70.6 3 28.7 -42.8 200 106 343.9 343.9 295.3 343.9 0.01 17 200 12178 -49.2 -74.3 4 25.2 -49.7 203 112 354.9 354.9 297.7 355.0 0.01 18 150 14039 -55.7 -81.4 3 25.7 -56.0 210 78 374.2 374.2 301.3 374.2 0.00 19 100 16588 -60.1 -84.9 2 24.8 -60.3 203 48 411.7 411.7 306.7 411.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5681.84 m Freezing level: 611.36 mb = 4165.46 m = 13666.04 ft Wetbulb zero: 724.04 mb = 2789.38 m = 9151.41 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 54.76 % Est. max temperature: 27.42 C = 81.35 F Sfc-Lift cond lev (LCL): 893.80 mb = 1029.94 m = 3379.01 ft T: 16.58 C 700-500 lapse rate: 6.47 C/km ThetaE index: 28.88 C Layer 1000.0- 650.0 mb Conv cond level (CCL): 899.41 mb = 976.67 m = 3204.25 ft Mean mixing ratio: 13.60 g/kg Conv temperature: 25.92 C = 78.65 F Cap Strength: -0.07 C Lifted Index: -4.48 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.56 C Lifted Index @700 mb: -1.74 C Showalter Index: -0.79 C Risk: Thunderstorms probable Total Totals Index: 48.89 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.46 C Cross Totals Index: 23.43 C K Index: 11.13 Risk: None Sweat Index: 203.46 Risk: None Energy Index: -1.22 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1053.68 J/kg Max Up Vert Vel: 45.91 m/s Conv Inhibition (B-): 1.50 J/kg Cap Strength: 0.84 C Lift Cond Lev (LCL): 898.25 mb = 987.66 m = 3240.33 ft Lev Free Conv (LFC): 893.25 mb = 1035.11 m = 3396.00 ft Equ Level (EL): 273.25 mb = 10084.64 m = 33085.69 ft B at Equ Level: 1050.24 J/kg Max Parcel Lev (MPL): 173.25 mb = 13106.70 m = 43000.47 ft Wind Parameters Mean winds (0-6000m): 225.6 at 22.2 knts Storm direction: 255.6 at 16.6 knts Shear (0-3000m) pos: 2.2 neg: 1.7 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 83.1 deg Storm rel helicity (0-3000m) pos: 37.2 neg: -16.0 tot: 21.2 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.9 10^-3/s Energy-Hel index: 0.24 Bulk Rich Number: 40.14 Bulk Shear: 26.25 m/s