MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508011200F054.nam218 Reading from grid file:/home/data/models/nam_218/2508011200F054.nam218 Searching file for grids... Date: 54 hour NAM valid 18Z SUN 3 AUG 25 Station: 42.90,-71.38 Latitude: 42.90 Longitude: -71.38 ------------------------------------------------------------------------------- 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 1010 90 27.6 13.4 42 14.2 18.4 211 7 299.9 301.7 291.2 328.2 9.62 1 1000 177 25.5 12.0 43 13.5 17.0 213 8 298.6 300.2 290.1 324.5 8.83 2 950 624 20.8 10.7 52 10.1 14.6 216 10 298.3 299.9 289.8 323.3 8.55 3 900 1087 16.2 9.9 66 6.4 12.4 220 10 298.3 299.8 289.7 323.2 8.51 4 850 1570 11.7 8.2 79 3.5 9.6 232 10 298.4 299.8 289.3 321.9 8.04 5 800 2075 9.4 0.4 53 9.1 4.8 302 11 301.2 302.1 287.4 316.0 4.92 6 750 2608 7.5 -3.8 45 11.3 2.1 313 11 304.7 305.4 287.6 316.6 3.86 7 700 3173 4.8 -7.5 41 12.3 -0.6 306 11 307.8 308.3 287.9 317.5 3.11 8 650 3774 2.0 -19.1 19 21.1 -5.1 303 13 311.3 311.5 287.3 315.6 1.30 9 600 4415 -1.0 -36.6 5 35.7 -8.9 293 15 315.0 315.0 287.4 316.0 0.28 10 550 5102 -5.9 -36.8 7 30.9 -12.3 283 18 317.0 317.1 288.1 318.1 0.30 11 500 5840 -11.0 -48.1 3 37.0 -16.4 288 17 319.6 319.6 288.7 320.0 0.10 12 450 6639 -16.7 -37.3 15 20.6 -20.3 291 9 322.2 322.3 289.8 323.5 0.34 13 400 7512 -23.7 -43.2 15 19.6 -26.1 256 8 324.2 324.2 290.3 325.0 0.21 14 350 8469 -32.3 -59.8 5 27.5 -33.9 226 14 325.2 325.2 290.3 325.3 0.03 15 300 9534 -41.7 -62.2 9 20.5 -42.5 217 17 326.5 326.5 290.7 326.7 0.03 16 250 10747 -49.5 -61.1 24 11.6 -49.8 254 35 332.5 332.5 292.4 332.6 0.04 17 200 12187 -54.8 -69.3 15 14.5 -55.1 254 52 346.0 346.0 295.7 346.0 0.02 18 150 14013 -57.5 -82.5 3 25.0 -57.8 251 54 371.1 371.1 300.8 371.1 0.00 19 100 16557 -59.8 -87.2 2 27.4 -60.1 256 32 412.2 412.2 306.8 412.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5663.35 m Freezing level: 616.14 mb = 4208.00 m = 13805.62 ft Wetbulb zero: 711.34 mb = 3041.51 m = 9978.58 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 34.76 % Est. max temperature: 26.06 C = 78.90 F Sfc-Lift cond lev (LCL): 820.83 mb = 1860.71 m = 6104.63 ft T: 10.39 C 700-500 lapse rate: 5.93 C/km ThetaE index: 12.15 C Layer 1000.0- 750.0 mb Conv cond level (CCL): 748.44 mb = 2625.13 m = 8612.52 ft Mean mixing ratio: 8.68 g/kg Conv temperature: 32.53 C = 90.55 F Cap Strength: 4.14 C Lifted Index: 3.24 C Risk: None Lifted Index @300 mb: 2.55 C Lifted Index @700 mb: 2.76 C Showalter Index: 4.30 C Risk: None Total Totals Index: 41.93 C Risk: None Vertical Totals Index: 22.71 C Cross Totals Index: 19.22 C K Index: 18.63 Risk: < 20 % chance of thunderstorms Sweat Index: 135.00 Risk: None Energy Index: -0.25 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.46 J/kg Max Up Vert Vel: 3.30 m/s Conv Inhibition (B-): 6642.94 J/kg Cap Strength: 4.13 C Lift Cond Lev (LCL): 818.97 mb = 1879.68 m = 6166.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind Parameters Mean winds (0-6000m): 282.0 at 12.8 knts Storm direction: 312.0 at 9.6 knts Shear (0-3000m) pos: 2.5 neg: 0.2 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 116.9 deg Storm rel helicity (0-3000m) pos: 31.9 neg: -0.4 tot: 31.5 m^2/s^2 ave: 10.5 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 20.76 m/s