MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508161200F084.nam218 Reading from grid file:/home/data/models/nam_218/2508161200F084.nam218 Searching file for grids... Date: 3.5 day NAM valid 0Z WED 20 AUG 25 Station: 29.8,-71.9 Latitude: 29.80 Longitude: -71.90 ------------------------------------------------------------------------------- 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 -442 SFC 951 0 29.2 28.9 98 0.3 29.0 189 23 306.7 311.8 303.8 389.7 27.20 2 950 11 29.0 28.9 100 0.1 28.9 190 26 306.6 311.6 303.7 389.4 27.17 3 900 494 26.3 26.1 99 0.2 26.2 202 27 308.6 313.2 302.7 382.9 24.27 4 850 1000 24.2 23.8 98 0.3 23.9 201 27 311.5 315.7 302.3 380.6 22.39 5 800 1532 21.9 21.6 98 0.3 21.6 198 26 314.5 318.5 302.1 378.9 20.65 6 750 2093 19.7 18.8 95 0.9 19.0 198 25 317.9 321.5 301.6 376.1 18.47 7 700 2688 17.1 15.6 91 1.5 16.0 198 24 321.4 324.5 301.1 372.8 16.13 8 650 3319 14.6 11.9 84 2.7 12.7 197 23 325.4 328.1 300.5 369.4 13.59 9 600 3995 12.0 8.0 77 3.9 9.3 198 23 330.0 332.2 300.1 367.3 11.33 10 550 4722 9.2 3.7 68 5.5 5.7 197 23 335.0 336.8 299.8 365.6 9.10 11 500 5508 5.5 -0.9 64 6.3 1.7 195 21 339.7 341.2 299.6 364.5 7.21 12 450 6365 1.1 -4.4 67 5.5 -2.0 198 17 344.6 345.9 299.9 366.1 6.13 13 400 7302 -4.3 -9.6 67 5.3 -7.0 204 16 349.4 350.4 299.9 366.1 4.63 14 350 8344 -9.9 -15.1 66 5.2 -12.2 201 14 355.5 356.2 300.2 368.1 3.39 15 300 9517 -17.9 -24.9 54 7.0 -20.1 212 10 360.2 360.6 300.0 366.8 1.69 16 250 10853 -28.5 -33.2 64 4.7 -29.5 216 5 363.7 363.9 300.1 367.4 0.93 17 200 12407 -41.4 -54.0 24 12.6 -42.3 190 3 367.2 367.3 300.2 367.8 0.12 18 150 14289 -58.3 -68.2 27 9.9 -58.5 174 5 369.6 369.6 300.5 369.7 0.03 19 100 16715 -75.3 -82.9 29 7.6 -75.3 50 10 382.3 382.3 302.6 382.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5950.53 m Freezing level: 440.04 mb = 6551.59 m = 21494.45 ft Wetbulb zero: 477.08 mb = 5889.68 m = 19322.86 ft Precipitable water: 3.41 inches Sfc-500 mean rel hum: 85.83 % Est. max temperature: 36.81 C = 98.25 F Sfc-Lift cond lev (LCL): 948.09 mb = 29.13 m = 95.57 ft T: 28.86 C 700-500 lapse rate: 4.11 C/km ThetaE index: 25.20 C Layer 950.0- 450.0 mb Conv cond level (CCL): 901.17 mb = 482.32 m = 1582.38 ft Mean mixing ratio: 24.55 g/kg Conv temperature: 31.01 C = 87.82 F Cap Strength: -0.12 C Lifted Index: -1.29 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.52 C Lifted Index @700 mb: -1.18 C Showalter Index: -0.47 C Risk: Thunderstorms probable Total Totals Index: 37.08 C Risk: None Vertical Totals Index: 18.70 C Cross Totals Index: 18.38 C K Index: 41.07 Risk: > 80 % chance of thunderstorms Sweat Index: 360.98 Risk: Showers and thunderstorms possible Energy Index: -3.07 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2451.69 J/kg Max Up Vert Vel: 70.02 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 898.79 mb = 505.84 m = 1659.54 ft Lev Free Conv (LFC): 893.79 mb = 555.21 m = 1821.54 ft Wind Parameters Mean winds (0-6000m): 197.8 at 23.9 knts Storm direction: 227.8 at 17.9 knts Shear (0-3000m) pos: 1.2 neg: 0.8 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 10.0 deg Storm rel helicity (0-3000m) pos: 29.0 neg: -15.4 tot: 13.6 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 2.3 stream: 0.5 10^-3/s Energy-Hel index: 0.45 Bulk Rich Number: 2270.01 Bulk Shear: 1.08 m/s