MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508011800F078.nam218 Reading from grid file:/home/data/models/nam_218/2508011800F078.nam218 Searching file for grids... Date: 78 hour NAM valid 0Z TUE 5 AUG 25 Station: 42.61,-71.77 Latitude: 42.61 Longitude: -71.77 ------------------------------------------------------------------------------- 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 183 SFC 997 206 26.6 17.6 58 8.9 20.4 136 2 299.9 302.3 293.7 337.5 12.82 2 950 635 24.4 14.1 53 10.2 17.6 170 4 301.9 303.9 292.7 333.6 10.72 3 900 1105 20.0 12.9 64 7.1 15.4 238 1 302.1 304.0 292.5 332.9 10.41 4 850 1594 15.3 11.6 78 3.7 12.9 284 2 302.2 304.0 292.3 332.2 10.12 5 800 2105 10.7 10.2 96 0.5 10.4 306 6 302.6 304.4 292.2 331.7 9.81 6 750 2639 6.9 -1.1 57 7.9 2.9 322 9 304.0 304.9 288.2 318.4 4.72 7 700 3204 5.0 -12.3 27 17.3 -1.9 311 6 308.0 308.4 287.0 314.8 2.12 8 650 3805 2.2 -23.8 13 26.0 -5.6 284 8 311.5 311.7 286.9 314.4 0.86 9 600 4447 -0.9 -36.9 5 36.0 -8.8 269 10 315.1 315.2 287.5 316.1 0.27 10 550 5135 -5.4 -41.1 4 35.7 -12.2 267 12 317.6 317.7 288.2 318.3 0.19 11 500 5873 -11.5 -38.8 8 27.3 -16.4 265 13 319.1 319.1 288.8 320.0 0.27 12 450 6670 -17.5 -40.8 11 23.3 -21.0 263 12 321.3 321.3 289.4 322.1 0.24 13 400 7542 -22.4 -51.8 5 29.4 -25.4 264 17 325.8 325.8 290.6 326.1 0.08 14 350 8508 -29.8 -49.9 12 20.0 -31.6 271 20 328.5 328.5 291.4 329.0 0.11 15 300 9588 -38.6 -55.1 16 16.5 -39.5 275 23 330.9 330.9 292.0 331.2 0.07 16 250 10811 -48.5 -62.2 19 13.6 -48.9 262 31 333.9 333.9 292.8 334.1 0.04 17 200 12255 -53.0 -71.9 8 18.9 -53.3 261 50 348.8 348.8 296.4 348.9 0.01 18 150 14096 -56.7 -82.3 3 25.5 -57.1 257 48 372.3 372.3 300.9 372.3 0.00 19 100 16632 -61.2 -88.3 2 27.1 -61.4 254 30 409.5 409.5 306.5 409.5 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5689.65 m Freezing level: 613.90 mb = 4268.21 m = 14003.16 ft Wetbulb zero: 719.54 mb = 2978.84 m = 9772.96 ft Precipitable water: 1.11 inches Sfc-500 mean rel hum: 37.94 % Est. max temperature: 28.83 C = 83.89 F Sfc-Lift cond lev (LCL): 875.62 mb = 1340.28 m = 4397.19 ft T: 17.73 C 700-500 lapse rate: 6.16 C/km ThetaE index: 23.04 C Layer 950.0- 600.0 mb Conv cond level (CCL): 817.77 mb = 1919.93 m = 6298.92 ft Mean mixing ratio: 11.12 g/kg Conv temperature: 29.07 C = 84.32 F Cap Strength: 0.81 C Lifted Index: -2.23 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.08 C Lifted Index @700 mb: -0.85 C Showalter Index: -1.23 C Risk: Thunderstorms probable Total Totals Index: 49.81 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.77 C Cross Totals Index: 23.03 C K Index: 21.05 Risk: 20-40 % chance of thunderstorms Sweat Index: 172.30 Risk: None Energy Index: -2.36 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 430.21 J/kg Max Up Vert Vel: 29.33 m/s Conv Inhibition (B-): 25.27 J/kg Cap Strength: 0.81 C Lift Cond Lev (LCL): 829.06 mb = 1804.49 m = 5920.16 ft Lev Free Conv (LFC): 804.06 mb = 2062.32 m = 6766.06 ft Equ Level (EL): 254.06 mb = 10703.19 m = 35115.03 ft B at Equ Level: 428.42 J/kg Max Parcel Lev (MPL): 194.06 mb = 12448.13 m = 40839.84 ft Wind Parameters Mean winds (0-6000m): 278.0 at 7.5 knts Storm direction: 308.0 at 5.7 knts Shear (0-3000m) pos: 1.8 neg: 0.5 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -134.3 deg Storm rel helicity (0-3000m) pos: 8.2 neg: -1.5 tot: 6.8 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 0.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 36.91 Bulk Shear: 11.66 m/s