MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508261200F057.nam218 Reading from grid file:/home/data/models/nam_218/2508261200F057.nam218 Searching file for grids... Date: 57 hour NAM valid 21Z 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 1011 9 35.5 21.5 44 13.9 25.2 36 7 307.7 310.7 298.0 356.6 16.19 1 1000 106 33.1 20.9 49 12.2 24.2 37 8 306.2 309.1 297.4 353.4 15.71 2 950 568 28.4 20.0 61 8.4 22.3 45 8 306.0 308.9 297.3 353.0 15.67 3 900 1045 23.8 18.5 72 5.3 20.1 81 7 306.0 308.9 296.9 351.3 15.09 4 850 1542 19.2 17.4 90 1.7 17.9 109 8 306.2 309.0 296.8 350.9 14.87 5 800 2061 14.9 13.4 91 1.5 13.9 123 13 307.0 309.3 295.2 343.6 12.15 6 750 2605 12.8 3.5 53 9.2 7.5 111 16 310.4 311.7 291.9 330.8 6.59 7 700 3183 10.2 1.2 54 8.9 5.2 100 15 313.8 314.9 292.4 332.6 5.99 8 650 3795 6.6 -2.1 54 8.7 2.1 96 16 316.5 317.4 292.4 332.6 5.06 9 600 4448 2.8 -5.2 56 8.0 -1.2 96 17 319.3 320.2 292.6 333.3 4.32 10 550 5147 -0.7 -10.1 49 9.3 -4.8 95 18 323.2 323.8 292.8 334.0 3.24 11 500 5902 -5.1 -16.9 39 11.9 -9.4 89 18 326.9 327.3 292.7 333.9 2.03 12 450 6722 -9.7 -23.7 31 13.9 -13.9 96 15 331.0 331.3 293.2 335.5 1.26 13 400 7621 -15.7 -26.8 38 11.1 -18.6 113 13 334.6 334.8 294.0 338.5 1.07 14 350 8613 -22.4 -38.5 22 16.1 -25.1 135 12 338.5 338.6 294.3 340.0 0.39 15 300 9728 -30.6 -40.8 36 10.2 -31.9 139 8 342.3 342.4 295.2 343.7 0.36 16 250 10994 -41.2 -55.0 21 13.8 -41.9 198 5 344.8 344.9 295.6 345.2 0.09 17 200 12467 -54.0 -60.3 46 6.3 -54.2 5 2 347.2 347.2 296.1 347.4 0.06 18 150 14250 -67.9 -74.2 40 6.3 -67.9 63 11 353.2 353.2 297.3 353.2 0.01 19 100 16643 -74.3 -84.5 19 10.2 -74.3 79 15 384.2 384.2 302.9 384.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5795.72 m Freezing level: 560.60 mb = 4999.19 m = 16401.35 ft Wetbulb zero: 617.88 mb = 4208.46 m = 13807.12 ft Precipitable water: 1.96 inches Sfc-500 mean rel hum: 60.34 % Est. max temperature: 33.97 C = 93.15 F Sfc-Lift cond lev (LCL): 827.76 mb = 1769.28 m = 5804.64 ft T: 17.28 C 700-500 lapse rate: 5.60 C/km ThetaE index: 25.74 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 834.96 mb = 1695.22 m = 5561.67 ft Mean mixing ratio: 15.62 g/kg Conv temperature: 34.25 C = 93.64 F Cap Strength: 0.24 C Lifted Index: -3.20 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.80 C Lifted Index @700 mb: -1.20 C Showalter Index: -2.41 C Risk: Severe thunderstorms possible Total Totals Index: 46.66 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 22.46 C K Index: 32.67 Risk: 60-80 % chance of thunderstorms Sweat Index: 242.78 Risk: None Energy Index: -3.34 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1397.70 J/kg Max Up Vert Vel: 52.87 m/s Conv Inhibition (B-): 3.07 J/kg Cap Strength: 1.52 C Lift Cond Lev (LCL): 839.02 mb = 1653.75 m = 5425.61 ft Lev Free Conv (LFC): 824.02 mb = 1808.09 m = 5931.99 ft Equ Level (EL): 144.02 mb = 14489.77 m = 47538.04 ft B at Equ Level: 1361.41 J/kg Wind Parameters Mean winds (0-6000m): 95.9 at 13.8 knts Storm direction: 125.9 at 10.4 knts Shear (0-3000m) pos: 2.4 neg: 0.9 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 87.4 deg Storm rel helicity (0-3000m) pos: 9.2 neg: -5.7 tot: 3.5 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 0.5 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 80.03 Bulk Shear: 17.46 m/s