MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508040600F018.nam218 Reading from grid file:/home/data/models/nam_218/2508040600F018.nam218 Searching file for grids... Date: 18 hour NAM valid 0Z TUE 5 AUG 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 1011 10 30.5 23.5 66 7.0 25.3 31 9 302.7 306.1 298.1 356.9 18.29 1 1000 109 29.4 23.0 68 6.4 24.7 35 13 302.6 305.9 297.9 355.9 17.99 2 950 567 26.2 21.3 74 4.9 22.7 57 20 303.8 307.0 297.6 354.5 17.05 3 900 1044 24.4 18.5 70 5.9 20.2 95 12 306.7 309.5 297.1 352.1 15.10 4 850 1542 20.0 16.8 82 3.1 17.8 112 12 307.1 309.8 296.7 350.3 14.34 5 800 2062 15.5 14.0 91 1.5 14.5 126 12 307.6 310.0 295.7 345.8 12.64 6 750 2607 11.9 4.7 61 7.2 7.8 143 12 309.5 310.9 292.2 331.5 7.16 7 700 3182 10.2 -5.0 34 15.3 2.8 129 11 313.8 314.5 290.5 325.9 3.76 8 650 3794 6.5 -8.1 34 14.6 -0.2 108 12 316.3 316.9 290.7 326.7 3.20 9 600 4445 2.7 -17.1 22 19.8 -4.7 107 13 319.2 319.5 290.2 324.8 1.66 10 550 5143 -1.2 -27.0 12 25.8 -8.7 109 12 322.7 322.8 290.4 325.4 0.76 11 500 5896 -5.5 -30.2 12 24.7 -11.9 123 10 326.3 326.4 291.3 328.6 0.62 12 450 6713 -10.5 -38.4 8 28.0 -16.0 155 10 330.1 330.2 292.0 331.3 0.31 13 400 7609 -16.4 -41.0 10 24.6 -20.6 175 12 333.6 333.7 293.0 334.6 0.26 14 350 8597 -23.7 -35.2 34 11.5 -25.8 176 12 336.7 336.9 294.0 338.8 0.55 15 300 9705 -31.8 -41.7 37 9.9 -33.0 200 13 340.6 340.7 294.8 341.9 0.33 16 250 10968 -41.6 -53.1 28 11.5 -42.3 202 19 344.2 344.2 295.4 344.6 0.11 17 200 12438 -53.6 -63.1 30 9.5 -53.9 204 14 347.8 347.8 296.2 348.0 0.04 18 150 14236 -64.6 -75.4 21 10.8 -64.7 150 4 358.8 358.8 298.5 358.9 0.01 19 100 16663 -72.6 -88.1 8 15.5 -72.6 111 12 387.5 387.5 303.4 387.5 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5786.09 m Freezing level: 565.49 mb = 4926.65 m = 16163.36 ft Wetbulb zero: 652.66 mb = 3760.10 m = 12336.14 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 47.52 % Est. max temperature: 34.83 C = 94.69 F Sfc-Lift cond lev (LCL): 913.68 mb = 910.74 m = 2987.95 ft T: 24.94 C 700-500 lapse rate: 5.81 C/km ThetaE index: 31.04 C Layer 1000.0- 650.0 mb Conv cond level (CCL): 844.43 mb = 1598.54 m = 5244.50 ft Mean mixing ratio: 17.09 g/kg Conv temperature: 34.97 C = 94.95 F Cap Strength: 2.88 C Lifted Index: -4.21 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.88 C Lifted Index @700 mb: -1.61 C Showalter Index: -2.68 C Risk: Severe thunderstorms possible Total Totals Index: 47.88 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.51 C Cross Totals Index: 22.37 C K Index: 27.09 Risk: 40-60 % chance of thunderstorms Sweat Index: 235.05 Risk: None Energy Index: -4.20 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1872.54 J/kg Max Up Vert Vel: 61.20 m/s Conv Inhibition (B-): 63.25 J/kg Cap Strength: 2.88 C Lift Cond Lev (LCL): 885.26 mb = 1187.77 m = 3896.84 ft Lev Free Conv (LFC): 820.26 mb = 1847.70 m = 6061.93 ft Equ Level (EL): 160.26 mb = 13822.06 m = 45347.41 ft B at Equ Level: 1852.89 J/kg Wind Parameters Mean winds (0-6000m): 106.3 at 12.4 knts Storm direction: 136.3 at 9.3 knts Shear (0-3000m) pos: 2.9 neg: 0.3 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 124.8 deg Storm rel helicity (0-3000m) pos: 81.2 neg: -1.2 tot: 80.0 m^2/s^2 ave: 26.7 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 3.7 10^-3/s Energy-Hel index: 0.91 Bulk Rich Number: 70.17 Bulk Shear: 26.68 m/s