MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508020600F084.nam218 Reading from grid file:/home/data/models/nam_218/2508020600F084.nam218 Searching file for grids... Date: 3.5 day NAM valid 18Z TUE 5 AUG 25 Station: 42.19,-99.03 Latitude: 42.19 Longitude: -99.03 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 95 1 950 550 SFC 934 702 29.0 22.1 66 7.0 23.9 170 18 308.1 311.6 299.3 363.2 18.17 3 900 1029 24.1 20.4 80 3.6 21.5 172 25 306.3 309.5 298.2 357.5 17.04 4 850 1528 22.9 16.9 69 5.9 18.7 201 38 310.1 312.8 297.5 354.1 14.44 5 800 2054 19.4 11.5 60 7.9 14.2 197 38 311.8 313.9 295.5 344.8 10.73 6 750 2606 16.7 1.2 35 15.5 8.0 209 36 314.7 315.8 292.3 332.3 5.58 7 700 3191 14.5 -7.8 21 22.3 3.8 219 22 318.6 319.1 291.3 328.5 3.04 8 650 3811 10.0 -11.6 21 21.6 0.5 234 18 320.3 320.8 291.3 328.4 2.43 9 600 4469 4.1 -5.7 49 9.8 -0.7 248 20 320.9 321.7 292.9 334.6 4.18 10 550 5168 -2.4 -7.1 70 4.6 -4.6 254 20 321.2 322.0 292.9 334.6 4.09 11 500 5915 -9.0 -16.9 53 7.9 -11.8 268 22 322.1 322.5 291.4 329.0 2.04 12 450 6720 -15.5 -32.0 23 16.5 -18.9 279 23 323.8 323.9 290.5 325.9 0.58 13 400 7596 -22.5 -36.9 26 14.4 -24.7 274 24 325.8 325.9 290.9 327.3 0.41 14 350 8563 -28.5 -33.1 64 4.6 -29.3 274 29 330.3 330.5 292.4 332.8 0.67 15 300 9652 -35.9 -41.2 58 5.3 -36.4 284 30 334.8 334.9 293.3 336.2 0.35 16 250 10892 -45.3 -51.0 53 5.7 -45.6 288 50 338.7 338.8 294.1 339.3 0.14 17 200 12345 -54.8 -65.5 25 10.8 -55.0 286 54 346.0 346.0 295.8 346.1 0.03 18 150 14173 -57.3 -79.4 4 22.1 -57.6 276 28 371.3 371.3 300.8 371.4 0.00 19 100 16697 -61.8 -86.5 2 24.7 -62.0 199 10 408.3 408.3 306.3 408.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5819.85 m Freezing level: 568.60 mb = 4907.87 m = 16101.75 ft Wetbulb zero: 629.16 mb = 4079.13 m = 13382.81 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 50.05 % Est. max temperature: 33.53 C = 92.35 F Sfc-Lift cond lev (LCL): 844.34 mb = 1586.28 m = 5204.28 ft T: 22.49 C 700-500 lapse rate: 8.63 C/km ThetaE index: 34.78 C Layer 900.0- 600.0 mb Conv cond level (CCL): 744.53 mb = 2668.42 m = 8754.56 ft Mean mixing ratio: 16.02 g/kg Conv temperature: 35.87 C = 96.57 F Cap Strength: 2.74 C Lifted Index: -8.38 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -11.04 C Lifted Index @700 mb: 2.13 C Showalter Index: -7.50 C Risk: Severe thunderstorms probable Total Totals Index: 57.82 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.87 C Cross Totals Index: 25.95 C K Index: 26.55 Risk: 40-60 % chance of thunderstorms Sweat Index: 617.18 Risk: Severe Thunderstorms possible Energy Index: -4.86 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3140.53 J/kg Max Up Vert Vel: 79.25 m/s Conv Inhibition (B-): 145.04 J/kg Cap Strength: 2.74 C Lift Cond Lev (LCL): 819.15 mb = 1849.07 m = 6066.43 ft Lev Free Conv (LFC): 634.15 mb = 4014.18 m = 13169.71 ft Equ Level (EL): 174.15 mb = 13224.41 m = 43386.66 ft B at Equ Level: 3124.70 J/kg Wind Parameters Mean winds (0-6000m): 225.4 at 25.2 knts Storm direction: 255.4 at 18.9 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 30.8 deg Storm rel helicity (0-3000m) pos: 241.3 neg: -42.3 tot: 199.0 m^2/s^2 ave: 66.3 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 3.9 10^-3/s Energy-Hel index: 4.74 Bulk Rich Number: 52.21 Bulk Shear: 60.15 m/s