MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2509230000F042.nam218 Reading from grid file:/home/data/models/nam_218/2509230000F042.nam218 Searching file for grids... Date: 42 hour NAM valid 18Z WED 24 SEP 25 Station: 42.26,-71.59 Latitude: 42.26 Longitude: -71.59 ------------------------------------------------------------------------------- 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 1007 113 16.7 16.1 96 0.6 16.3 52 7 289.3 291.3 289.2 321.5 11.50 1 1000 169 16.1 15.8 98 0.3 15.9 54 10 289.2 291.2 289.0 321.0 11.33 2 950 604 13.2 13.0 98 0.2 13.0 70 19 290.6 292.3 288.3 318.6 9.92 3 900 1059 12.7 12.6 99 0.1 12.6 80 14 294.6 296.4 289.9 323.9 10.22 4 850 1540 12.4 12.3 99 0.1 12.3 128 3 299.2 301.1 291.7 330.2 10.62 5 800 2047 9.8 9.6 99 0.2 9.7 253 7 301.6 303.3 291.6 329.5 9.43 6 750 2581 7.0 6.7 98 0.3 6.8 253 9 304.2 305.7 291.4 328.9 8.24 7 700 3146 3.9 3.0 94 0.9 3.4 253 6 306.8 308.1 291.0 327.6 6.80 8 650 3746 1.3 -1.8 80 3.1 -0.2 277 4 310.5 311.4 290.7 326.6 5.17 9 600 4386 -2.3 -6.7 72 4.4 -4.3 267 8 313.5 314.2 290.5 325.8 3.87 10 550 5074 -5.4 -14.3 50 8.8 -8.7 253 13 317.6 318.1 290.3 325.2 2.30 11 500 5815 -9.9 -26.8 24 16.9 -14.3 256 17 320.9 321.1 289.9 323.9 0.85 12 450 6618 -15.7 -33.0 21 17.3 -19.1 256 23 323.6 323.7 290.4 325.5 0.53 13 400 7496 -21.1 -27.4 57 6.2 -22.5 262 30 327.5 327.7 292.0 331.1 1.01 14 350 8470 -26.6 -29.6 76 3.0 -27.2 275 41 332.9 333.1 293.4 336.3 0.94 15 300 9563 -36.1 -42.9 49 6.8 -36.7 271 52 334.5 334.6 293.2 335.6 0.29 16 250 10800 -46.6 -51.2 59 4.7 -46.8 289 67 336.9 336.9 293.7 337.4 0.14 17 200 12240 -58.2 -62.5 58 4.2 -58.3 290 67 340.5 340.5 294.5 340.7 0.04 18 150 14023 -61.2 -79.5 7 18.3 -61.4 278 42 364.7 364.7 299.6 364.7 0.00 19 100 16525 -63.2 -85.6 3 22.5 -63.4 268 29 405.7 405.7 306.0 405.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5645.42 m Freezing level: 631.65 mb = 3981.05 m = 13061.03 ft Wetbulb zero: 652.95 mb = 3709.36 m = 12169.68 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 81.38 % Est. max temperature: 25.96 C = 78.73 F Sfc-Lift cond lev (LCL): 997.67 mb = 188.99 m = 620.04 ft T: 15.93 C 700-500 lapse rate: 5.20 C/km ThetaE index: 6.31 C Layer 800.0- 450.0 mb Conv cond level (CCL): 961.91 mb = 498.13 m = 1634.27 ft Mean mixing ratio: 10.42 g/kg Conv temperature: 17.65 C = 63.76 F Cap Strength: 5.66 C Lifted Index: 6.20 C Risk: None Lifted Index @300 mb: 10.53 C Lifted Index @700 mb: 3.33 C Showalter Index: 1.16 C Risk: Showers probable Total Totals Index: 44.61 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.38 C Cross Totals Index: 22.23 C K Index: 33.73 Risk: 60-80 % chance of thunderstorms Sweat Index: 169.65 Risk: None Energy Index: -1.26 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.34 J/kg Max Up Vert Vel: 6.22 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 6.18 C Lift Cond Lev (LCL): 952.26 mb = 583.55 m = 1914.50 ft Lev Free Conv (LFC): 947.26 mb = 627.98 m = 2060.27 ft Equ Level (EL): 927.26 mb = 807.56 m = 2649.45 ft B at Equ Level: 18.38 J/kg Max Parcel Lev (MPL): 877.26 mb = 1274.12 m = 4180.13 ft Wind Parameters Mean winds (0-6000m): 258.8 at 9.8 knts Storm direction: 288.8 at 7.4 knts Shear (0-3000m) pos: 1.9 neg: 0.3 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 82.7 deg Storm rel helicity (0-3000m) pos: 84.0 neg: -7.1 tot: 76.9 m^2/s^2 ave: 25.6 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.26 Bulk Shear: 73.47 m/s