MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508261800F078.nam218 Reading from grid file:/home/data/models/nam_218/2508261800F078.nam218 Searching file for grids... Date: 78 hour NAM valid 0Z SAT 30 AUG 25 Station: 42.28,-71.61 Latitude: 42.28 Longitude: -71.61 ------------------------------------------------------------------------------- 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 1001 120 17.3 16.8 97 0.5 17.0 147 4 290.4 292.5 290.1 324.5 12.12 1 1000 128 17.2 16.9 98 0.4 17.0 150 4 290.4 292.5 290.2 324.6 12.16 2 950 566 15.2 14.7 97 0.4 14.9 172 21 292.6 294.6 290.0 324.3 11.16 3 900 1022 12.2 11.4 95 0.8 11.7 185 25 294.1 295.8 289.1 321.2 9.44 4 850 1500 9.5 8.4 93 1.1 8.9 194 23 296.1 297.5 288.6 319.7 8.16 5 800 2001 6.5 5.3 92 1.2 5.9 201 21 298.1 299.4 288.3 318.7 7.01 6 750 2528 3.1 1.6 90 1.5 2.3 207 22 299.9 301.0 287.8 317.0 5.75 7 700 3083 -0.2 -0.5 98 0.3 -0.4 208 23 302.3 303.2 288.1 318.1 5.27 8 650 3675 -2.3 -2.7 97 0.4 -2.5 213 24 306.4 307.3 289.1 321.2 4.82 9 600 4306 -5.8 -6.6 94 0.8 -6.2 218 23 309.4 310.1 289.2 321.6 3.88 10 550 4983 -9.9 -11.2 90 1.3 -10.4 225 24 312.3 312.9 289.3 321.8 2.96 11 500 5712 -14.6 -16.2 87 1.7 -15.1 233 26 315.3 315.7 289.5 322.3 2.15 12 450 6501 -20.7 -22.8 83 2.1 -21.2 233 29 317.3 317.5 289.3 321.9 1.36 13 400 7360 -27.6 -30.2 78 2.6 -28.0 226 32 319.2 319.3 289.3 321.9 0.78 14 350 8304 -35.2 -38.5 72 3.2 -35.6 217 38 321.2 321.3 289.6 322.6 0.39 15 300 9356 -44.5 -48.2 66 3.7 -44.7 221 51 322.7 322.7 289.8 323.3 0.16 16 250 10555 -51.6 -57.8 47 6.2 -51.8 227 64 329.4 329.4 291.6 329.6 0.06 17 200 11994 -52.7 -69.9 11 17.2 -53.0 230 63 349.4 349.4 296.5 349.5 0.02 18 150 13856 -53.0 -82.0 2 28.9 -53.5 236 43 378.7 378.7 302.1 378.7 0.00 19 100 16447 -54.5 -83.1 2 28.6 -55.1 236 21 422.5 422.5 308.0 422.5 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5583.78 m Freezing level: 703.07 mb = 3048.78 m = 10002.43 ft Wetbulb zero: 706.70 mb = 3006.21 m = 9862.76 ft Precipitable water: 1.38 inches Sfc-500 mean rel hum: 93.55 % Est. max temperature: 22.95 C = 73.32 F Sfc-Lift cond lev (LCL): 993.80 mb = 181.29 m = 594.76 ft T: 16.99 C 700-500 lapse rate: 5.47 C/km ThetaE index: 7.56 C Layer 950.0- 700.0 mb Conv cond level (CCL): 934.18 mb = 707.50 m = 2321.16 ft Mean mixing ratio: 10.99 g/kg Conv temperature: 19.99 C = 67.97 F Cap Strength: 0.37 C Lifted Index: -0.17 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.03 C Lifted Index @700 mb: -2.10 C Showalter Index: 1.97 C Risk: Showers probable Total Totals Index: 47.03 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.05 C Cross Totals Index: 22.98 C K Index: 32.13 Risk: 60-80 % chance of thunderstorms Sweat Index: 275.54 Risk: None Energy Index: 0.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 234.58 J/kg Max Up Vert Vel: 21.66 m/s Conv Inhibition (B-): 1.88 J/kg Cap Strength: 0.37 C Lift Cond Lev (LCL): 943.38 mb = 624.79 m = 2049.82 ft Lev Free Conv (LFC): 918.38 mb = 851.56 m = 2793.78 ft Equ Level (EL): 298.38 mb = 9392.16 m = 30813.80 ft B at Equ Level: 232.74 J/kg Max Parcel Lev (MPL): 228.38 mb = 11138.31 m = 36542.56 ft Wind Parameters Mean winds (0-6000m): 209.8 at 22.7 knts Storm direction: 239.8 at 17.0 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 90.5 deg Storm rel helicity (0-3000m) pos: 142.4 neg: -0.9 tot: 141.5 m^2/s^2 ave: 47.2 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.9 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 7.56 Bulk Shear: 31.05 m/s