MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508281200F081.nam218 Reading from grid file:/home/data/models/nam_218/2508281200F081.nam218 Searching file for grids... Date: 81 hour NAM valid 21Z SUN 31 AUG 25 Station: 46.18,-103.54 Latitude: 46.18 Longitude: -103.54 ------------------------------------------------------------------------------- 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 159 1 950 611 SFC 917 923 26.7 12.6 42 14.1 17.4 202 2 307.4 309.2 293.7 337.7 10.03 3 900 1087 23.6 11.8 48 11.8 16.0 203 2 305.8 307.6 293.1 335.1 9.73 4 850 1581 18.6 10.9 61 7.7 13.7 210 2 305.6 307.4 293.0 334.6 9.66 5 800 2097 13.5 9.8 78 3.7 11.2 216 2 305.5 307.3 292.9 334.3 9.57 6 750 2637 8.4 7.6 95 0.8 7.9 249 2 305.7 307.4 292.3 332.2 8.79 7 700 3203 4.5 0.2 74 4.3 2.3 327 2 307.5 308.5 290.2 324.6 5.57 8 650 3804 1.9 -4.2 64 6.1 -1.0 319 3 311.2 312.0 290.2 324.8 4.32 9 600 4445 -2.4 -5.5 79 3.1 -3.8 288 6 313.3 314.1 290.7 326.7 4.23 10 550 5130 -6.3 -19.2 35 12.9 -10.5 307 4 316.6 316.9 289.3 321.7 1.52 11 500 5869 -10.8 -16.4 63 5.6 -12.7 320 7 319.9 320.3 290.9 327.0 2.12 12 450 6671 -15.9 -21.1 64 5.3 -17.4 347 10 323.3 323.6 291.3 328.7 1.57 13 400 7546 -22.9 -27.4 66 4.5 -23.9 332 10 325.2 325.4 291.4 328.8 1.01 14 350 8509 -30.7 -36.9 55 6.2 -31.5 303 11 327.4 327.5 291.5 329.1 0.46 15 300 9582 -39.9 -49.7 35 9.7 -40.5 295 15 329.1 329.1 291.6 329.6 0.14 16 250 10802 -48.8 -58.0 34 9.1 -49.1 327 24 333.4 333.5 292.7 333.7 0.06 17 200 12238 -56.1 -66.4 26 10.3 -56.3 322 28 343.9 344.0 295.3 344.1 0.03 18 150 14067 -56.1 -81.7 3 25.6 -56.4 306 21 373.4 373.4 301.2 373.5 0.00 19 100 16615 -60.1 -87.4 2 27.3 -60.4 318 16 411.6 411.6 306.7 411.6 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5710.00 m Freezing level: 627.76 mb = 4089.22 m = 13415.90 ft Wetbulb zero: 664.88 mb = 3620.63 m = 11878.56 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 66.08 % Est. max temperature: 25.03 C = 77.06 F Sfc-Lift cond lev (LCL): 745.78 mb = 2682.91 m = 8802.10 ft T: 8.10 C 700-500 lapse rate: 5.74 C/km ThetaE index: 13.13 C Layer 900.0- 650.0 mb Conv cond level (CCL): 757.62 mb = 2552.16 m = 8373.14 ft Mean mixing ratio: 9.70 g/kg Conv temperature: 25.06 C = 77.11 F Cap Strength: -0.12 C Lifted Index: -1.86 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.82 C Lifted Index @700 mb: -1.55 C Showalter Index: -1.74 C Risk: Thunderstorms probable Total Totals Index: 51.07 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.40 C Cross Totals Index: 21.67 C K Index: 36.00 Risk: > 80 % chance of thunderstorms Sweat Index: 184.13 Risk: None Energy Index: -1.57 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 632.01 J/kg Max Up Vert Vel: 35.55 m/s Conv Inhibition (B-): 4.04 J/kg Cap Strength: 1.50 C Lift Cond Lev (LCL): 756.42 mb = 2565.40 m = 8416.56 ft Lev Free Conv (LFC): 751.42 mb = 2620.82 m = 8598.38 ft Equ Level (EL): 241.42 mb = 11026.63 m = 36176.17 ft B at Equ Level: 626.50 J/kg Max Parcel Lev (MPL): 171.42 mb = 13218.16 m = 43366.14 ft Wind Parameters Mean winds (0-6000m): 309.4 at 4.5 knts Storm direction: 339.4 at 3.4 knts Shear (0-3000m) pos: 0.7 neg: 0.2 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 55.6 deg Storm rel helicity (0-3000m) pos: 2.1 neg: -0.1 tot: 2.0 m^2/s^2 ave: 0.7 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 1.0 stream: 0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 152.16 Bulk Shear: 4.15 m/s