MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508261200F027.nam218 Reading from grid file:/home/data/models/nam_218/2508261200F027.nam218 Searching file for grids... Date: 27 hour NAM valid 15Z WED 27 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 1016 9 29.7 25.6 79 4.1 26.6 50 5 301.5 305.3 299.2 362.9 20.79 1 1000 150 27.0 24.4 86 2.6 25.1 51 6 300.2 303.7 298.2 357.7 19.58 2 950 605 24.1 18.7 72 5.3 20.4 54 9 301.6 304.3 295.3 344.2 14.45 3 900 1077 21.6 16.5 73 5.0 18.1 77 12 303.8 306.2 295.1 343.2 13.27 4 850 1571 18.9 12.8 68 6.1 14.9 80 11 306.0 308.0 294.1 339.1 11.01 5 800 2089 15.9 8.4 61 7.5 11.3 73 11 308.1 309.7 292.9 334.6 8.70 6 750 2635 13.0 5.6 60 7.5 8.6 71 12 310.7 312.2 292.9 334.2 7.60 7 700 3212 9.9 2.0 58 7.9 5.5 78 13 313.4 314.7 292.6 333.3 6.34 8 650 3824 5.9 -0.4 64 6.3 2.5 84 13 315.6 316.7 292.7 333.7 5.71 9 600 4474 2.0 -5.1 59 7.1 -1.4 86 12 318.5 319.3 292.4 332.6 4.37 10 550 5172 -1.9 -10.4 52 8.6 -5.5 86 13 321.9 322.5 292.3 332.3 3.14 11 500 5923 -6.1 -16.7 43 10.5 -10.0 85 15 325.5 326.0 292.4 332.6 2.07 12 450 6740 -11.3 -20.3 48 9.0 -14.2 85 16 329.0 329.3 293.0 334.9 1.69 13 400 7633 -17.2 -26.6 44 9.4 -19.6 85 12 332.7 332.9 293.5 336.6 1.09 14 350 8620 -23.8 -38.1 26 14.3 -26.1 68 9 336.6 336.7 293.9 338.2 0.41 15 300 9729 -31.5 -46.4 22 14.9 -33.1 76 14 340.9 341.0 294.7 341.7 0.20 16 250 10993 -41.1 -57.8 15 16.7 -41.9 53 13 345.0 345.0 295.6 345.3 0.06 17 200 12466 -53.7 -61.6 37 7.9 -53.8 12 17 347.8 347.8 296.2 348.0 0.05 18 150 14252 -67.6 -73.5 43 5.9 -67.7 33 17 353.6 353.6 297.4 353.7 0.01 19 100 16661 -72.0 -85.9 11 13.9 -72.1 88 16 388.6 388.6 303.6 388.6 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5773.40 m Freezing level: 574.06 mb = 4836.18 m = 15866.54 ft Wetbulb zero: 618.40 mb = 4228.76 m = 13873.71 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 62.04 % Est. max temperature: 33.50 C = 92.30 F Sfc-Lift cond lev (LCL): 958.77 mb = 523.29 m = 1716.81 ft T: 24.60 C 700-500 lapse rate: 5.92 C/km ThetaE index: 29.62 C Layer 1000.0- 650.0 mb Conv cond level (CCL): 851.76 mb = 1553.00 m = 5095.10 ft Mean mixing ratio: 16.46 g/kg Conv temperature: 34.15 C = 93.47 F Cap Strength: 1.93 C Lifted Index: -3.18 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.15 C Lifted Index @700 mb: -0.67 C Showalter Index: 1.04 C Risk: Showers probable Total Totals Index: 44.05 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.09 C Cross Totals Index: 18.97 C K Index: 30.04 Risk: 60-80 % chance of thunderstorms Sweat Index: 190.98 Risk: None Energy Index: -1.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1027.69 J/kg Max Up Vert Vel: 45.34 m/s Conv Inhibition (B-): 61.23 J/kg Cap Strength: 1.93 C Lift Cond Lev (LCL): 908.85 mb = 991.24 m = 3252.05 ft Lev Free Conv (LFC): 753.85 mb = 2591.76 m = 8503.05 ft Equ Level (EL): 183.85 mb = 12988.57 m = 42612.90 ft B at Equ Level: 1026.76 J/kg Wind Parameters Mean winds (0-6000m): 78.4 at 11.7 knts Storm direction: 108.4 at 8.8 knts Shear (0-3000m) pos: 1.5 neg: 0.3 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 72.0 deg Storm rel helicity (0-3000m) pos: 21.0 neg: -2.1 tot: 18.9 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 1.6 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 182.03 Bulk Shear: 5.65 m/s