MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2506051800F018.nam218 Reading from grid file:/home/data/models/nam_218/2506051800F018.nam218 Searching file for grids... Date: 18 hour NAM valid 12Z FRI 6 JUN 25 Station: 42.86,-71.38 Latitude: 42.86 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 1004 83 21.7 20.3 91 1.5 20.8 39 4 294.6 297.3 293.8 337.8 15.10 1 1000 114 21.3 20.0 92 1.3 20.4 41 5 294.4 297.1 293.6 336.9 14.87 2 950 557 18.4 18.2 99 0.2 18.2 52 15 295.8 298.3 293.3 335.9 13.94 3 900 1022 18.5 15.9 84 2.7 16.7 29 5 300.6 302.9 293.8 337.8 12.69 4 850 1511 16.1 9.9 67 6.2 12.3 323 7 303.0 304.7 291.7 330.0 9.05 5 800 2024 12.7 7.1 69 5.6 9.4 257 11 304.7 306.2 291.3 328.6 7.95 6 750 2562 8.4 7.3 93 1.1 7.8 233 15 305.7 307.3 292.2 331.7 8.60 7 700 3128 3.9 1.8 86 2.2 2.8 237 16 306.9 308.0 290.5 325.9 6.22 8 650 3727 0.9 -9.8 44 10.7 -3.5 242 20 310.0 310.5 288.4 318.9 2.79 9 600 4366 -2.3 -15.2 36 12.9 -7.0 236 28 313.5 313.8 288.7 319.9 1.95 10 550 5051 -7.0 -13.4 60 6.4 -9.4 225 29 315.8 316.3 289.9 323.9 2.48 11 500 5788 -11.3 -18.6 55 7.3 -13.6 218 30 319.3 319.7 290.3 325.3 1.77 12 450 6589 -15.5 -20.2 67 4.7 -16.9 218 19 323.7 324.1 291.6 329.6 1.70 13 400 7469 -20.7 -26.9 58 6.1 -22.2 204 11 328.0 328.2 292.2 331.8 1.06 14 350 8442 -28.0 -33.6 59 5.6 -28.9 211 21 331.0 331.1 292.6 333.4 0.64 15 300 9528 -37.6 -43.0 57 5.4 -38.1 244 28 332.4 332.4 292.7 333.5 0.29 16 250 10756 -48.7 -52.7 62 4.1 -48.8 252 41 333.7 333.8 292.9 334.2 0.11 17 200 12186 -57.2 -65.7 33 8.5 -57.3 260 40 342.2 342.2 294.8 342.3 0.03 18 150 13983 -61.6 -78.7 9 17.1 -61.8 255 28 363.9 363.9 299.5 363.9 0.01 19 100 16506 -60.4 -87.7 2 27.3 -60.7 260 21 411.0 411.0 306.6 411.0 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5673.61 m Freezing level: 635.51 mb = 3912.33 m = 12835.58 ft Wetbulb zero: 677.88 mb = 3387.71 m = 11114.41 ft Precipitable water: 1.58 inches Sfc-500 mean rel hum: 68.48 % Est. max temperature: 30.00 C = 86.00 F Sfc-Lift cond lev (LCL): 982.79 mb = 263.91 m = 865.85 ft T: 20.30 C 700-500 lapse rate: 5.72 C/km ThetaE index: 12.76 C Layer 700.0- 600.0 mb Conv cond level (CCL): 859.38 mb = 1417.32 m = 4649.94 ft Mean mixing ratio: 13.93 g/kg Conv temperature: 29.72 C = 85.50 F Cap Strength: 2.11 C Lifted Index: -3.08 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.52 C Lifted Index @700 mb: -2.69 C Showalter Index: -0.03 C Risk: Thunderstorms probable Total Totals Index: 48.54 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.37 C Cross Totals Index: 21.17 C K Index: 35.09 Risk: > 80 % chance of thunderstorms Sweat Index: 163.22 Risk: None Energy Index: -0.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 663.41 J/kg Max Up Vert Vel: 36.43 m/s Conv Inhibition (B-): 74.06 J/kg Cap Strength: 2.08 C Lift Cond Lev (LCL): 938.30 mb = 663.65 m = 2177.30 ft Lev Free Conv (LFC): 773.30 mb = 2306.90 m = 7568.48 ft Equ Level (EL): 233.30 mb = 11199.05 m = 36741.84 ft B at Equ Level: 661.32 J/kg Max Parcel Lev (MPL): 163.30 mb = 13452.02 m = 44133.37 ft Wind Parameters Mean winds (0-6000m): 234.7 at 18.4 knts Storm direction: 264.7 at 13.8 knts Shear (0-3000m) pos: 1.6 neg: 5.1 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 102.7 deg Storm rel helicity (0-3000m) pos: 16.3 neg: -34.8 tot: -18.5 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 0.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 6.35 Bulk Shear: 104.47 m/s