MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508030000F018.nam218 Reading from grid file:/home/data/models/nam_218/2508030000F018.nam218 Searching file for grids... Date: 18 hour NAM valid 18Z SUN 3 AUG 25 Station: 53.98,-113.35 Latitude: 53.98 Longitude: -113.35 ------------------------------------------------------------------------------- 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 110 1 950 556 SFC 939 656 25.4 17.7 63 7.7 20.1 334 6 303.9 306.5 295.4 344.7 13.70 3 900 1027 19.9 16.3 80 3.5 17.5 337 6 302.0 304.4 294.5 340.7 13.10 4 850 1518 18.2 9.5 57 8.7 12.8 154 7 305.2 306.9 292.2 331.7 8.81 5 800 2034 13.6 8.3 70 5.3 10.4 162 10 305.7 307.3 292.2 331.7 8.64 6 750 2573 8.7 7.1 90 1.5 7.8 166 12 306.0 307.6 292.2 331.6 8.50 7 700 3140 4.5 0.4 75 4.0 2.4 175 12 307.4 308.5 290.2 324.8 5.65 8 650 3740 0.5 -2.7 79 3.3 -1.0 157 11 309.6 310.5 290.2 324.6 4.82 9 600 4378 -3.3 -6.8 77 3.5 -4.8 154 12 312.3 313.0 290.1 324.4 3.83 10 550 5060 -7.5 -13.1 64 5.7 -9.6 154 13 315.2 315.7 289.8 323.5 2.53 11 500 5797 -11.1 -27.1 25 16.0 -15.1 141 20 319.5 319.6 289.5 322.3 0.83 12 450 6598 -16.0 -40.6 10 24.6 -20.0 135 21 323.1 323.1 290.0 324.0 0.25 13 400 7474 -21.9 -40.1 18 18.2 -24.6 142 22 326.5 326.5 291.0 327.6 0.29 14 350 8439 -29.9 -42.6 28 12.7 -31.3 151 24 328.5 328.5 291.6 329.4 0.26 15 300 9522 -37.3 -60.1 7 22.8 -38.4 156 27 332.8 332.8 292.5 333.0 0.04 16 250 10753 -47.7 -58.5 28 10.8 -48.1 154 32 335.1 335.1 293.2 335.3 0.06 17 200 12194 -55.1 -64.5 30 9.4 -55.3 176 27 345.5 345.6 295.7 345.7 0.03 18 150 14049 -51.5 -80.8 2 29.3 -52.0 208 18 381.4 381.4 302.5 381.4 0.00 19 100 16660 -54.9 -83.4 2 28.5 -55.5 187 8 421.6 421.6 307.9 421.6 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5687.48 m Freezing level: 642.97 mb = 3829.36 m = 12563.37 ft Wetbulb zero: 665.23 mb = 3552.39 m = 11654.70 ft Precipitable water: 1.22 inches Sfc-500 mean rel hum: 69.75 % Est. max temperature: 27.15 C = 80.86 F Sfc-Lift cond lev (LCL): 839.69 mb = 1621.89 m = 5321.10 ft T: 17.28 C 700-500 lapse rate: 5.88 C/km ThetaE index: 22.32 C Layer 900.0- 450.0 mb Conv cond level (CCL): 788.67 mb = 2152.86 m = 7063.09 ft Mean mixing ratio: 11.64 g/kg Conv temperature: 27.14 C = 80.86 F Cap Strength: 1.87 C Lifted Index: -3.60 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.09 C Lifted Index @700 mb: -2.64 C Showalter Index: -0.73 C Risk: Thunderstorms probable Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.34 C Cross Totals Index: 20.66 C K Index: 34.83 Risk: 60-80 % chance of thunderstorms Sweat Index: 167.58 Risk: None Energy Index: -1.85 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 996.68 J/kg Max Up Vert Vel: 44.65 m/s Conv Inhibition (B-): 36.11 J/kg Cap Strength: 1.87 C Lift Cond Lev (LCL): 813.47 mb = 1891.66 m = 6206.17 ft Lev Free Conv (LFC): 768.47 mb = 2369.82 m = 7774.92 ft Equ Level (EL): 228.47 mb = 11334.49 m = 37186.18 ft B at Equ Level: 982.56 J/kg Max Parcel Lev (MPL): 158.47 mb = 13694.59 m = 44929.20 ft Wind Parameters Mean winds (0-6000m): 152.3 at 12.7 knts Storm direction: 182.3 at 9.5 knts Shear (0-3000m) pos: 3.1 neg: 0.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 110.2 deg Storm rel helicity (0-3000m) pos: 53.1 neg: -3.0 tot: 50.2 m^2/s^2 ave: 16.7 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.8 10^-3/s Energy-Hel index: 0.32 Bulk Rich Number: 21.74 Bulk Shear: 45.85 m/s