MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508010600F018.nam218 Reading from grid file:/home/data/models/nam_218/2508010600F018.nam218 Searching file for grids... Date: 18 hour NAM valid 0Z SAT 2 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 30.0 24.0 70 6.1 25.6 44 11 301.8 305.3 298.1 357.3 18.77 1 1000 150 28.5 23.6 75 5.0 24.9 47 18 301.7 305.1 298.0 356.6 18.60 2 950 606 25.6 18.9 66 6.7 20.9 56 25 303.2 305.9 295.8 346.4 14.58 3 900 1082 23.0 20.5 86 2.5 21.2 69 15 305.2 308.4 298.0 356.5 17.12 4 850 1579 19.6 17.7 89 1.9 18.3 100 12 306.7 309.5 297.1 352.3 15.17 5 800 2099 16.1 11.7 75 4.4 13.3 110 15 308.3 310.4 294.7 341.4 10.89 6 750 2645 13.4 4.3 54 9.1 8.1 85 18 311.2 312.5 292.4 332.7 6.96 7 700 3223 10.7 1.1 51 9.6 5.4 77 20 314.4 315.5 292.5 333.0 5.93 8 650 3837 6.8 -3.1 49 9.9 1.7 82 18 316.7 317.6 292.2 331.7 4.68 9 600 4489 2.8 -8.5 43 11.3 -2.3 81 17 319.4 320.1 291.8 330.4 3.35 10 550 5188 -1.5 -13.7 39 12.2 -6.4 83 17 322.3 322.8 291.8 330.4 2.42 11 500 5939 -6.2 -19.4 34 13.2 -10.7 90 17 325.5 325.8 292.0 331.2 1.65 12 450 6755 -11.3 -29.5 21 18.2 -15.9 98 16 329.0 329.1 292.2 331.6 0.73 13 400 7648 -17.0 -41.1 10 24.1 -21.0 103 12 332.9 332.9 292.7 333.9 0.26 14 350 8636 -23.5 -40.2 20 16.7 -26.1 88 11 337.0 337.1 293.9 338.3 0.33 15 300 9744 -32.0 -39.9 46 7.9 -33.1 49 12 340.2 340.3 294.7 341.7 0.39 16 250 11005 -41.8 -50.2 39 8.5 -42.3 56 16 344.0 344.0 295.4 344.6 0.15 17 200 12476 -53.7 -61.4 39 7.6 -53.9 47 19 347.7 347.7 296.1 347.9 0.05 18 150 14264 -67.6 -72.8 47 5.2 -67.7 67 20 353.6 353.7 297.4 353.7 0.01 19 100 16675 -70.9 -86.0 9 15.1 -71.0 106 19 390.7 390.7 303.9 390.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5789.41 m Freezing level: 567.43 mb = 4944.08 m = 16220.54 ft Wetbulb zero: 628.74 mb = 4107.66 m = 13476.41 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 57.99 % Est. max temperature: 34.44 C = 93.98 F Sfc-Lift cond lev (LCL): 930.86 mb = 785.32 m = 2576.48 ft T: 24.63 C 700-500 lapse rate: 6.24 C/km ThetaE index: 23.75 C Layer 850.0- 700.0 mb Conv cond level (CCL): 838.67 mb = 1693.99 m = 5557.63 ft Mean mixing ratio: 16.50 g/kg Conv temperature: 35.28 C = 95.50 F Cap Strength: 2.57 C Lifted Index: -3.89 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.62 C Lifted Index @700 mb: -0.34 C Showalter Index: -4.06 C Risk: Severe thunderstorms possible Total Totals Index: 49.71 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.79 C Cross Totals Index: 23.92 C K Index: 33.87 Risk: 60-80 % chance of thunderstorms Sweat Index: 266.61 Risk: None Energy Index: -4.13 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1361.41 J/kg Max Up Vert Vel: 52.18 m/s Conv Inhibition (B-): 69.26 J/kg Cap Strength: 2.57 C Lift Cond Lev (LCL): 890.59 mb = 1173.12 m = 3848.76 ft Lev Free Conv (LFC): 775.59 mb = 2361.31 m = 7746.97 ft Equ Level (EL): 165.59 mb = 13649.34 m = 44780.77 ft B at Equ Level: 1359.66 J/kg Wind Parameters Mean winds (0-6000m): 80.0 at 17.3 knts Storm direction: 110.0 at 12.9 knts Shear (0-3000m) pos: 2.4 neg: 1.6 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 61.9 deg Storm rel helicity (0-3000m) pos: 58.3 neg: -20.3 tot: 38.0 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 1.0 10^-3/s Energy-Hel index: 0.49 Bulk Rich Number: 113.55 Bulk Shear: 11.99 m/s