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: 42.36,-71.54 Latitude: 42.36 Longitude: -71.54 ------------------------------------------------------------------------------- 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 1009 97 16.8 16.1 96 0.6 16.4 52 7 289.2 291.2 289.2 321.5 11.51 1 1000 170 15.9 15.8 99 0.2 15.8 53 10 289.1 291.1 289.0 320.9 11.35 2 950 605 13.1 12.9 98 0.2 13.0 69 18 290.5 292.2 288.2 318.3 9.86 3 900 1059 12.4 12.3 99 0.1 12.3 75 14 294.3 296.1 289.7 323.0 10.01 4 850 1540 12.3 12.1 99 0.1 12.1 125 3 299.0 300.9 291.6 329.6 10.49 5 800 2047 9.6 9.3 98 0.3 9.5 252 7 301.4 303.1 291.4 328.8 9.26 6 750 2581 6.9 6.4 97 0.4 6.6 253 8 304.0 305.5 291.2 328.3 8.09 7 700 3145 4.2 2.6 90 1.6 3.4 259 5 307.1 308.4 291.0 327.4 6.62 8 650 3746 1.4 -1.8 79 3.2 -0.2 283 4 310.5 311.5 290.7 326.6 5.16 9 600 4386 -2.5 -6.8 72 4.3 -4.4 268 8 313.2 313.9 290.4 325.4 3.84 10 550 5073 -5.4 -15.2 46 9.7 -9.0 254 13 317.6 318.0 290.2 324.7 2.14 11 500 5814 -10.0 -25.1 28 15.1 -14.1 254 16 320.8 321.0 290.0 324.3 0.99 12 450 6617 -15.7 -34.1 19 18.4 -19.3 256 23 323.4 323.5 290.3 325.2 0.47 13 400 7494 -21.2 -27.3 58 6.1 -22.6 262 30 327.4 327.6 292.0 331.0 1.02 14 350 8467 -26.7 -29.7 76 3.0 -27.3 277 41 332.8 333.0 293.3 336.2 0.93 15 300 9560 -36.2 -41.3 59 5.2 -36.7 270 52 334.4 334.4 293.2 335.7 0.34 16 250 10796 -46.7 -51.1 61 4.4 -46.9 288 65 336.7 336.7 293.6 337.2 0.14 17 200 12236 -58.2 -62.2 60 3.9 -58.3 292 70 340.5 340.5 294.5 340.7 0.04 18 150 14020 -61.1 -79.5 7 18.3 -61.3 278 41 364.7 364.7 299.6 364.8 0.00 19 100 16523 -63.1 -85.5 3 22.5 -63.3 268 29 405.9 405.9 306.0 405.9 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5643.30 m Freezing level: 632.33 mb = 3971.76 m = 13030.54 ft Wetbulb zero: 653.00 mb = 3708.27 m = 12166.09 ft Precipitable water: 1.53 inches Sfc-500 mean rel hum: 80.73 % Est. max temperature: 25.73 C = 78.31 F Sfc-Lift cond lev (LCL): 999.42 mb = 175.27 m = 575.03 ft T: 15.91 C 700-500 lapse rate: 5.34 C/km ThetaE index: 5.38 C Layer 800.0- 450.0 mb Conv cond level (CCL): 962.89 mb = 490.50 m = 1609.22 ft Mean mixing ratio: 10.38 g/kg Conv temperature: 17.70 C = 63.86 F Cap Strength: 5.84 C Lifted Index: 6.34 C Risk: None Lifted Index @300 mb: 10.67 C Lifted Index @700 mb: 3.77 C Showalter Index: 1.36 C Risk: Showers probable Total Totals Index: 44.45 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 22.15 C K Index: 32.83 Risk: 60-80 % chance of thunderstorms Sweat Index: 166.91 Risk: None Energy Index: -1.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.26 J/kg Max Up Vert Vel: 6.04 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 6.28 C Lift Cond Lev (LCL): 954.92 mb = 560.87 m = 1840.10 ft Lev Free Conv (LFC): 949.92 mb = 605.30 m = 1985.88 ft Equ Level (EL): 929.92 mb = 784.29 m = 2573.09 ft B at Equ Level: 17.76 J/kg Max Parcel Lev (MPL): 879.92 mb = 1249.05 m = 4097.88 ft Wind Parameters Mean winds (0-6000m): 261.8 at 9.6 knts Storm direction: 291.8 at 7.2 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 78.3 deg Storm rel helicity (0-3000m) pos: 80.0 neg: -7.4 tot: 72.6 m^2/s^2 ave: 24.2 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.28 Bulk Shear: 65.78 m/s