MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508030000F075.nam218 Reading from grid file:/home/data/models/nam_218/2508030000F075.nam218 Searching file for grids... Date: 75 hour NAM valid 3Z WED 6 AUG 25 Station: 48.40,-99.85 Latitude: 48.40 Longitude: -99.85 ------------------------------------------------------------------------------- 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 60 SFC 953 482 21.6 21.5 99 0.1 21.6 147 3 298.9 302.0 296.4 349.1 17.21 2 950 507 22.6 21.9 96 0.7 22.1 148 4 300.1 303.3 297.0 351.8 17.63 3 900 980 21.9 19.6 87 2.3 20.3 247 14 304.0 307.0 297.1 352.1 16.16 4 850 1474 17.8 16.3 91 1.5 16.8 267 21 304.8 307.3 295.8 346.1 13.85 5 800 1991 14.3 9.5 73 4.7 11.3 258 24 306.4 308.1 293.0 334.7 9.39 6 750 2533 11.5 1.0 48 10.6 5.8 247 27 309.1 310.1 290.6 326.1 5.48 7 700 3107 8.7 -1.0 50 9.7 3.7 241 28 312.2 313.1 291.2 328.1 5.08 8 650 3716 5.7 -9.2 33 14.9 -0.9 237 31 315.4 316.0 290.2 324.9 2.93 9 600 4366 1.6 -16.3 25 17.9 -5.1 231 34 318.0 318.3 289.9 323.9 1.78 10 550 5060 -2.8 -29.7 11 26.8 -9.9 229 36 320.7 320.8 289.6 322.8 0.59 11 500 5806 -8.3 -36.8 8 28.5 -14.2 228 36 322.9 322.9 290.0 324.1 0.33 12 450 6615 -13.8 -42.6 7 28.8 -18.5 226 37 325.8 325.9 290.7 326.6 0.20 13 400 7497 -20.4 -41.4 14 21.0 -23.5 225 40 328.5 328.5 291.6 329.4 0.25 14 350 8470 -27.7 -54.2 6 26.5 -29.9 220 40 331.4 331.4 292.2 331.7 0.07 15 300 9559 -35.9 -54.9 12 19.0 -37.1 212 40 334.7 334.7 293.0 335.0 0.07 16 250 10799 -45.8 -59.7 19 14.0 -46.3 200 41 338.0 338.1 293.9 338.3 0.05 17 200 12252 -54.1 -64.4 27 10.3 -54.3 192 30 347.2 347.2 296.0 347.3 0.03 18 150 14093 -54.2 -80.6 3 26.3 -54.6 218 27 376.6 376.6 301.7 376.6 0.00 19 100 16681 -57.0 -85.0 2 28.0 -57.4 220 12 417.7 417.7 307.4 417.7 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5746.40 m Freezing level: 582.02 mb = 4615.64 m = 15143.00 ft Wetbulb zero: 660.04 mb = 3590.27 m = 11778.97 ft Precipitable water: 1.30 inches Sfc-500 mean rel hum: 47.25 % Est. max temperature: 28.91 C = 84.04 F Sfc-Lift cond lev (LCL): 951.58 mb = 492.34 m = 1615.26 ft T: 22.02 C 700-500 lapse rate: 6.33 C/km ThetaE index: 26.09 C Layer 850.0- 700.0 mb Conv cond level (CCL): 862.30 mb = 1350.12 m = 4429.47 ft Mean mixing ratio: 16.01 g/kg Conv temperature: 27.24 C = 81.03 F Cap Strength: 1.14 C Lifted Index: -5.61 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -7.93 C Lifted Index @700 mb: -2.03 C Showalter Index: -3.97 C Risk: Severe thunderstorms possible Total Totals Index: 50.75 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.11 C Cross Totals Index: 24.64 C K Index: 32.67 Risk: 60-80 % chance of thunderstorms Sweat Index: 309.62 Risk: Showers and thunderstorms possible Energy Index: -4.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2195.53 J/kg Max Up Vert Vel: 66.27 m/s Conv Inhibition (B-): 11.43 J/kg Cap Strength: 1.14 C Lift Cond Lev (LCL): 880.59 mb = 1168.62 m = 3834.00 ft Lev Free Conv (LFC): 845.59 mb = 1518.70 m = 4982.54 ft Equ Level (EL): 185.59 mb = 12730.54 m = 41766.37 ft B at Equ Level: 2154.16 J/kg Max Parcel Lev (MPL): 115.59 mb = 15755.87 m = 51691.87 ft Wind Parameters Mean winds (0-6000m): 237.2 at 28.6 knts Storm direction: 267.2 at 21.5 knts Shear (0-3000m) pos: 3.9 neg: 2.5 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 101.2 deg Storm rel helicity (0-3000m) pos: 54.3 neg: -8.2 tot: 46.1 m^2/s^2 ave: 15.4 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 1.6 10^-3/s Energy-Hel index: 0.72 Bulk Rich Number: 40.60 Bulk Shear: 54.07 m/s