MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508261200F048.nam218 Reading from grid file:/home/data/models/nam_218/2508261200F048.nam218 Searching file for grids... Date: 48 hour NAM valid 12Z THU 28 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 1015 10 25.0 24.5 97 0.6 24.6 44 4 296.9 300.4 297.3 353.0 19.37 1 1000 137 24.9 24.8 99 0.1 24.9 49 8 298.1 301.7 298.0 356.5 20.06 2 950 590 23.8 19.5 77 4.3 20.8 97 14 301.4 304.2 295.7 346.1 15.18 3 900 1061 20.8 15.2 70 5.6 17.0 102 15 302.9 305.2 294.0 338.9 12.13 4 850 1553 18.0 11.1 64 6.9 13.6 105 15 305.0 306.9 292.9 334.5 9.84 5 800 2071 16.7 5.0 46 11.7 9.9 97 15 309.0 310.3 291.7 330.0 6.85 6 750 2618 13.7 5.2 57 8.5 8.6 99 17 311.4 312.8 292.9 334.3 7.41 7 700 3196 9.9 1.5 56 8.4 5.3 100 16 313.5 314.7 292.4 332.7 6.12 8 650 3808 6.1 -4.9 45 10.9 0.7 103 15 315.8 316.6 291.4 329.0 4.10 9 600 4458 2.5 -13.1 31 15.6 -3.9 107 14 319.0 319.4 290.7 326.7 2.31 10 550 5156 -0.9 -18.3 25 17.4 -7.1 97 15 323.0 323.4 291.3 328.7 1.64 11 500 5910 -5.6 -16.0 44 10.3 -9.5 90 13 326.2 326.6 292.7 333.7 2.20 12 450 6727 -11.0 -22.2 39 11.2 -14.5 92 12 329.4 329.7 292.9 334.4 1.43 13 400 7621 -16.9 -27.7 39 10.8 -19.6 96 13 333.0 333.2 293.4 336.6 0.98 14 350 8609 -23.4 -35.2 33 11.8 -25.5 101 16 337.2 337.3 294.1 339.3 0.55 15 300 9718 -31.7 -37.4 57 5.7 -32.5 105 13 340.8 340.9 295.0 342.7 0.51 16 250 10983 -41.2 -55.6 20 14.3 -42.0 62 9 344.8 344.8 295.6 345.1 0.08 17 200 12454 -53.7 -62.5 33 8.8 -53.9 308 5 347.8 347.8 296.2 347.9 0.04 18 150 14240 -67.8 -73.1 47 5.3 -67.8 336 11 353.3 353.3 297.3 353.3 0.01 19 100 16635 -72.0 -85.5 12 13.5 -72.1 57 20 388.5 388.5 303.6 388.5 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5773.08 m Freezing level: 563.11 mb = 4973.27 m = 16316.32 ft Wetbulb zero: 642.19 mb = 3905.88 m = 12814.43 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 51.94 % Est. max temperature: 32.53 C = 90.56 F Sfc-Lift cond lev (LCL): 1006.82 mb = 77.69 m = 254.87 ft T: 24.96 C 700-500 lapse rate: 5.74 C/km ThetaE index: 26.43 C Layer 950.0- 750.0 mb Conv cond level (CCL): 879.88 mb = 1255.93 m = 4120.44 ft Mean mixing ratio: 16.63 g/kg Conv temperature: 31.89 C = 89.41 F Cap Strength: 1.86 C Lifted Index: -2.33 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.73 C Lifted Index @700 mb: -0.39 C Showalter Index: 3.47 C Risk: None Total Totals Index: 40.47 C Risk: None Vertical Totals Index: 23.68 C Cross Totals Index: 16.79 C K Index: 26.41 Risk: 40-60 % chance of thunderstorms Sweat Index: 177.08 Risk: None Energy Index: -0.10 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 792.65 J/kg Max Up Vert Vel: 39.82 m/s Conv Inhibition (B-): 81.21 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 926.42 mb = 809.13 m = 2654.60 ft Lev Free Conv (LFC): 711.42 mb = 3060.52 m = 10040.95 ft Equ Level (EL): 191.42 mb = 12726.71 m = 41753.78 ft B at Equ Level: 791.46 J/kg Max Parcel Lev (MPL): 111.42 mb = 15996.29 m = 52480.62 ft Wind Parameters Mean winds (0-6000m): 98.7 at 14.6 knts Storm direction: 128.7 at 11.0 knts Shear (0-3000m) pos: 2.6 neg: 0.3 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 95.6 deg Storm rel helicity (0-3000m) pos: 45.6 neg: -2.4 tot: 43.2 m^2/s^2 ave: 14.4 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.8 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 92.62 Bulk Shear: 8.56 m/s