MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2509221800F024.nam218 Reading from grid file:/home/data/models/nam_218/2509221800F024.nam218 Searching file for grids... Date: 24 hour NAM valid 18Z TUE 23 SEP 25 Station: 39.36,-77.37 Latitude: 39.36 Longitude: -77.37 ------------------------------------------------------------------------------- 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 128 SFC 997 157 26.4 20.2 69 6.2 22.0 213 8 299.8 302.6 295.3 344.0 15.12 2 950 577 21.8 18.0 79 3.8 19.2 214 9 299.3 301.8 294.2 339.6 13.82 3 900 1044 17.3 16.6 95 0.8 16.8 216 10 299.4 301.8 293.9 338.2 13.28 4 850 1531 14.5 12.3 87 2.2 13.1 231 16 301.3 303.3 292.4 332.8 10.66 5 800 2041 11.6 9.3 86 2.3 10.2 233 23 303.5 305.2 292.0 331.1 9.25 6 750 2579 8.3 6.6 89 1.7 7.3 234 27 305.6 307.2 291.8 330.3 8.19 7 700 3146 5.2 3.0 86 2.1 4.0 231 28 308.2 309.5 291.5 329.1 6.82 8 650 3748 1.2 -0.6 88 1.8 0.3 232 27 310.3 311.4 291.1 327.9 5.66 9 600 4388 -1.9 -5.4 77 3.5 -3.6 228 25 313.9 314.7 291.0 327.4 4.25 10 550 5076 -5.3 -7.8 82 2.6 -6.4 232 21 317.8 318.6 291.8 330.3 3.86 11 500 5819 -9.5 -11.3 87 1.8 -10.3 235 20 321.4 322.0 292.3 332.0 3.21 12 450 6625 -14.8 -18.0 77 3.2 -15.9 225 22 324.6 325.0 292.2 331.7 2.06 13 400 7506 -21.1 -23.3 82 2.2 -21.7 222 28 327.6 327.9 292.4 332.7 1.46 14 350 8475 -28.9 -31.7 77 2.8 -29.3 220 28 329.8 330.0 292.4 332.6 0.77 15 300 9562 -36.5 -39.5 74 3.0 -36.8 221 31 334.0 334.1 293.2 335.6 0.41 16 250 10796 -48.1 -51.3 69 3.3 -48.2 217 33 334.6 334.6 293.1 335.2 0.14 17 200 12226 -57.4 -66.9 29 9.5 -57.6 228 39 341.8 341.8 294.8 341.9 0.02 18 150 14046 -57.2 -80.8 3 23.6 -57.5 239 33 371.6 371.6 300.8 371.6 0.00 19 100 16565 -64.6 -85.4 4 20.8 -64.7 257 27 403.0 403.0 305.6 403.0 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5691.29 m Freezing level: 630.48 mb = 3997.74 m = 13115.78 ft Wetbulb zero: 645.96 mb = 3797.59 m = 12459.13 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 84.63 % Est. max temperature: 28.03 C = 82.46 F Sfc-Lift cond lev (LCL): 910.83 mb = 940.59 m = 3085.87 ft T: 18.32 C 700-500 lapse rate: 5.50 C/km ThetaE index: 16.61 C Layer 950.0- 550.0 mb Conv cond level (CCL): 900.00 mb = 1043.80 m = 3424.49 ft Mean mixing ratio: 13.95 g/kg Conv temperature: 25.94 C = 78.69 F Cap Strength: -0.05 C Lifted Index: -2.86 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.50 C Lifted Index @700 mb: -2.60 C Showalter Index: 0.40 C Risk: Thunderstorms probable Total Totals Index: 45.92 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.04 C Cross Totals Index: 21.88 C K Index: 34.26 Risk: 60-80 % chance of thunderstorms Sweat Index: 234.52 Risk: None Energy Index: -0.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1104.75 J/kg Max Up Vert Vel: 47.01 m/s Conv Inhibition (B-): 1.69 J/kg Cap Strength: 0.38 C Lift Cond Lev (LCL): 899.34 mb = 1050.07 m = 3445.08 ft Lev Free Conv (LFC): 894.34 mb = 1097.55 m = 3600.83 ft Equ Level (EL): 204.34 mb = 12088.58 m = 39660.21 ft B at Equ Level: 1092.46 J/kg Max Parcel Lev (MPL): 144.34 mb = 14285.26 m = 46867.08 ft Wind Parameters Mean winds (0-6000m): 230.4 at 21.0 knts Storm direction: 260.4 at 15.7 knts Shear (0-3000m) pos: 3.5 neg: 0.2 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 93.9 deg Storm rel helicity (0-3000m) pos: 47.5 neg: -3.5 tot: 43.9 m^2/s^2 ave: 14.6 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.8 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 50.74 Bulk Shear: 21.77 m/s