MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2509230600F015.nam218 Reading from grid file:/home/data/models/nam_218/2509230600F015.nam218 Searching file for grids... Date: 15 hour NAM valid 21Z TUE 23 SEP 25 Station: 42.55,-71.86 Latitude: 42.55 Longitude: -71.86 ------------------------------------------------------------------------------- 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 113 SFC 985 246 20.2 17.1 83 3.1 18.2 227 8 294.6 296.9 291.9 330.7 12.59 2 950 555 17.0 16.2 95 0.8 16.5 232 14 294.4 296.6 291.6 329.6 12.30 3 900 1016 15.4 15.1 98 0.3 15.2 265 19 297.4 299.6 292.3 332.3 12.05 4 850 1500 14.2 12.2 87 2.1 12.9 271 17 301.1 303.0 292.3 332.1 10.54 5 800 2010 11.3 9.5 89 1.8 10.2 270 19 303.2 304.9 292.0 331.1 9.36 6 750 2548 8.6 7.0 90 1.6 7.6 268 23 305.9 307.5 292.0 331.3 8.41 7 700 3116 5.3 3.8 90 1.5 4.5 266 25 308.4 309.7 291.8 330.4 7.20 8 650 3718 1.8 0.4 91 1.3 1.1 265 27 311.0 312.1 291.7 329.9 6.08 9 600 4360 -2.0 -3.3 91 1.3 -2.6 264 26 313.8 314.8 291.6 329.7 5.01 10 550 5048 -5.6 -7.5 86 1.9 -6.5 260 28 317.4 318.2 291.7 330.2 3.94 11 500 5790 -9.2 -16.0 57 6.9 -11.6 252 35 321.9 322.3 291.5 329.3 2.19 12 450 6596 -14.8 -21.3 58 6.5 -16.7 251 41 324.6 324.9 291.7 330.0 1.55 13 400 7476 -21.2 -26.5 62 5.3 -22.4 248 39 327.4 327.6 292.1 331.3 1.10 14 350 8447 -28.0 -35.6 48 7.6 -29.2 246 35 331.0 331.1 292.5 332.9 0.52 15 300 9533 -37.7 -50.0 26 12.4 -38.5 264 37 332.3 332.3 292.4 332.8 0.13 16 250 10762 -47.6 -51.3 66 3.7 -47.8 236 36 335.3 335.3 293.3 335.8 0.14 17 200 12195 -59.0 -62.2 66 3.2 -59.0 236 44 339.4 339.4 294.2 339.6 0.04 18 150 14008 -58.2 -81.1 4 22.8 -58.5 245 46 369.8 369.8 300.5 369.8 0.00 19 100 16522 -62.5 -85.1 3 22.6 -62.7 251 30 406.9 406.9 306.1 406.9 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5676.91 m Freezing level: 626.52 mb = 4019.48 m = 13187.13 ft Wetbulb zero: 635.45 mb = 3899.70 m = 12794.15 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 87.84 % Est. max temperature: 27.23 C = 81.01 F Sfc-Lift cond lev (LCL): 941.41 mb = 632.22 m = 2074.19 ft T: 16.72 C 700-500 lapse rate: 5.42 C/km ThetaE index: 1.62 C Layer 700.0- 550.0 mb Conv cond level (CCL): 878.12 mb = 1224.40 m = 4017.00 ft Mean mixing ratio: 12.21 g/kg Conv temperature: 24.49 C = 76.07 F Cap Strength: 1.68 C Lifted Index: 1.63 C Risk: Showers probable Lifted Index @300 mb: 2.03 C Lifted Index @700 mb: 0.68 C Showalter Index: 1.07 C Risk: Showers probable Total Totals Index: 44.72 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 21.32 C K Index: 34.04 Risk: 60-80 % chance of thunderstorms Sweat Index: 215.01 Risk: None Energy Index: -0.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.93 J/kg Max Up Vert Vel: 5.82 m/s Conv Inhibition (B-): 4577.97 J/kg Cap Strength: 1.67 C Lift Cond Lev (LCL): 919.86 mb = 829.78 m = 2722.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind Parameters Mean winds (0-6000m): 261.0 at 24.4 knts Storm direction: 291.0 at 18.3 knts Shear (0-3000m) pos: 2.3 neg: 1.3 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 90.1 deg Storm rel helicity (0-3000m) pos: 62.6 neg: -1.8 tot: 60.8 m^2/s^2 ave: 20.3 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.60 Bulk Shear: 28.08 m/s