MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2509221800F027.nam218 Reading from grid file:/home/data/models/nam_218/2509221800F027.nam218 Searching file for grids... Date: 27 hour NAM valid 21Z TUE 23 SEP 25 Station: 39.32,-76.27 Latitude: 39.32 Longitude: -76.27 ------------------------------------------------------------------------------- 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 1013 12 25.2 20.5 75 4.7 21.9 193 7 297.3 300.0 294.6 341.1 15.14 1 1000 125 24.1 19.6 76 4.5 21.0 195 10 297.3 299.9 294.1 339.2 14.50 2 950 574 21.8 18.1 80 3.7 19.2 211 17 299.3 301.8 294.3 339.8 13.89 3 900 1041 17.7 16.3 91 1.5 16.7 224 17 299.8 302.2 293.8 337.9 13.02 4 850 1528 14.6 12.2 85 2.4 13.0 244 20 301.4 303.4 292.4 332.5 10.54 5 800 2039 11.9 9.2 84 2.7 10.3 249 24 303.8 305.5 292.0 331.2 9.18 6 750 2577 8.7 6.2 84 2.5 7.2 245 25 306.0 307.5 291.7 330.1 7.97 7 700 3145 5.2 3.2 87 2.0 4.1 241 25 308.3 309.6 291.5 329.3 6.88 8 650 3747 1.5 -0.1 89 1.7 0.7 242 25 310.7 311.8 291.4 328.8 5.84 9 600 4388 -2.4 -3.5 93 1.0 -3.0 240 24 313.3 314.2 291.4 328.8 4.93 10 550 5075 -4.9 -5.5 96 0.6 -5.2 242 24 318.2 319.1 292.6 333.1 4.61 11 500 5819 -9.3 -9.9 96 0.5 -9.6 243 20 321.6 322.4 292.7 333.6 3.62 12 450 6626 -14.9 -16.4 88 1.5 -15.4 238 22 324.5 325.0 292.4 332.6 2.36 13 400 7506 -21.7 -25.9 69 4.2 -22.7 233 25 326.8 327.1 292.0 330.9 1.16 14 350 8474 -28.5 -31.6 74 3.1 -29.0 230 29 330.3 330.5 292.6 333.1 0.77 15 300 9562 -36.5 -39.6 73 3.2 -36.8 236 30 334.0 334.1 293.2 335.6 0.41 16 250 10796 -47.9 -51.3 68 3.4 -48.0 217 29 334.9 334.9 293.2 335.4 0.14 17 200 12232 -55.2 -70.7 13 15.5 -55.4 228 37 345.4 345.4 295.6 345.4 0.01 18 150 14057 -58.5 -80.3 4 21.9 -58.7 243 37 369.4 369.4 300.5 369.4 0.00 19 100 16566 -64.4 -85.3 4 20.8 -64.6 252 26 403.2 403.2 305.6 403.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5694.69 m Freezing level: 630.88 mb = 3992.06 m = 13097.15 ft Wetbulb zero: 640.86 mb = 3860.49 m = 12665.48 ft Precipitable water: 1.91 inches Sfc-500 mean rel hum: 88.03 % Est. max temperature: 28.97 C = 84.14 F Sfc-Lift cond lev (LCL): 945.70 mb = 613.53 m = 2012.88 ft T: 21.45 C 700-500 lapse rate: 5.45 C/km ThetaE index: 11.02 C Layer 900.0- 600.0 mb Conv cond level (CCL): 892.97 mb = 1108.25 m = 3635.96 ft Mean mixing ratio: 14.04 g/kg Conv temperature: 27.97 C = 82.34 F Cap Strength: 1.02 C Lifted Index: -2.34 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.08 C Lifted Index @700 mb: -2.30 C Showalter Index: 0.71 C Risk: Thunderstorms probable Total Totals Index: 45.47 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.96 C Cross Totals Index: 21.52 C K Index: 34.07 Risk: 60-80 % chance of thunderstorms Sweat Index: 205.33 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 933.83 J/kg Max Up Vert Vel: 43.22 m/s Conv Inhibition (B-): 15.41 J/kg Cap Strength: 1.02 C Lift Cond Lev (LCL): 911.39 mb = 932.80 m = 3060.31 ft Lev Free Conv (LFC): 866.39 mb = 1365.65 m = 4480.41 ft Equ Level (EL): 226.39 mb = 11434.45 m = 37514.16 ft B at Equ Level: 928.67 J/kg Max Parcel Lev (MPL): 146.39 mb = 14207.36 m = 46611.50 ft Wind Parameters Mean winds (0-6000m): 239.1 at 21.7 knts Storm direction: 269.1 at 16.3 knts Shear (0-3000m) pos: 3.6 neg: 0.5 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 92.3 deg Storm rel helicity (0-3000m) pos: 79.7 neg: -6.5 tot: 73.1 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.5 10^-3/s Energy-Hel index: 0.46 Bulk Rich Number: 34.90 Bulk Shear: 26.76 m/s