MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2509251200F054.nam218 Reading from grid file:/home/data/models/nam_218/2509251200F054.nam218 Searching file for grids... Date: 54 hour NAM valid 18Z SAT 27 SEP 25 Station: 20.98,-89.65 Latitude: 20.98 Longitude: -89.65 ------------------------------------------------------------------------------- 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 1009 9 35.6 21.9 45 13.6 25.5 97 1 308.0 311.1 298.4 358.4 16.67 1 1000 86 32.6 21.4 52 11.2 24.5 110 1 305.8 308.8 297.6 354.6 16.28 2 950 547 27.7 20.3 64 7.4 22.4 119 1 305.3 308.3 297.3 353.2 16.01 3 900 1024 23.0 19.3 80 3.7 20.4 128 1 305.2 308.2 297.3 352.8 15.89 4 850 1520 19.8 10.5 55 9.3 13.9 131 4 306.9 308.7 293.2 335.4 9.43 5 800 2039 16.9 7.7 55 9.2 11.3 101 3 309.1 310.7 292.9 334.5 8.28 6 750 2586 13.1 7.8 70 5.3 9.8 339 1 310.8 312.5 293.9 338.1 8.88 7 700 3164 10.3 1.6 55 8.6 5.4 179 3 313.8 315.0 292.6 333.2 6.16 8 650 3777 6.9 -5.3 41 12.2 1.0 206 4 316.8 317.5 291.6 329.6 3.96 9 600 4429 2.8 -8.1 44 10.9 -2.2 253 7 319.4 320.0 291.9 330.7 3.45 10 550 5128 -1.6 -9.3 56 7.7 -5.0 263 11 322.2 322.9 292.7 333.6 3.44 11 500 5880 -5.7 -12.5 58 6.9 -8.5 271 11 326.1 326.7 293.3 336.0 2.92 12 450 6700 -9.5 -22.2 35 12.7 -13.5 302 4 331.3 331.6 293.4 336.4 1.43 13 400 7600 -14.9 -24.4 45 9.4 -17.7 136 2 335.6 335.8 294.4 340.4 1.33 14 350 8595 -22.1 -32.9 37 10.8 -24.2 274 4 339.0 339.2 294.7 341.6 0.69 15 300 9709 -30.8 -51.0 12 20.2 -32.6 356 12 342.0 342.0 294.9 342.5 0.12 16 250 10974 -41.5 -56.1 19 14.5 -42.3 291 18 344.3 344.3 295.4 344.6 0.08 17 200 12446 -53.6 -65.3 23 11.7 -53.9 261 25 347.8 347.9 296.2 348.0 0.03 18 150 14234 -67.4 -75.4 31 7.9 -67.5 313 12 353.9 353.9 297.5 354.0 0.01 19 100 16611 -75.5 -83.6 27 8.1 -75.6 31 13 381.8 381.8 302.5 381.8 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5793.83 m Freezing level: 568.00 mb = 4876.11 m = 15997.53 ft Wetbulb zero: 634.87 mb = 3968.57 m = 13020.07 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 56.39 % Est. max temperature: 34.21 C = 93.58 F Sfc-Lift cond lev (LCL): 829.62 mb = 1727.55 m = 5667.76 ft T: 18.64 C 700-500 lapse rate: 5.86 C/km ThetaE index: 23.96 C Layer 1000.0- 750.0 mb Conv cond level (CCL): 819.92 mb = 1828.41 m = 5998.63 ft Mean mixing ratio: 16.09 g/kg Conv temperature: 35.84 C = 96.51 F Cap Strength: 1.22 C Lifted Index: -4.05 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.45 C Lifted Index @700 mb: -1.37 C Showalter Index: 3.09 C Risk: None Total Totals Index: 41.68 C Risk: None Vertical Totals Index: 25.48 C Cross Totals Index: 16.20 C K Index: 27.38 Risk: 40-60 % chance of thunderstorms Sweat Index: 144.24 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1496.08 J/kg Max Up Vert Vel: 54.70 m/s Conv Inhibition (B-): 26.02 J/kg Cap Strength: 2.43 C Lift Cond Lev (LCL): 851.77 mb = 1501.56 m = 4926.31 ft Lev Free Conv (LFC): 776.77 mb = 2289.01 m = 7509.79 ft Equ Level (EL): 146.77 mb = 14361.36 m = 47116.76 ft B at Equ Level: 1474.03 J/kg Wind Parameters Mean winds (0-6000m): 241.5 at 4.8 knts Storm direction: 271.5 at 3.6 knts Shear (0-3000m) pos: 0.4 neg: 0.7 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 36.8 deg Storm rel helicity (0-3000m) pos: 4.2 neg: -7.5 tot: -3.4 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 2.2 stream: -0.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 336.04 Bulk Shear: 4.45 m/s