MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508261800F054.nam218 Reading from grid file:/home/data/models/nam_218/2508261800F054.nam218 Searching file for grids... Date: 54 hour NAM valid 0Z FRI 29 AUG 25 Station: 49.91,-122.63 Latitude: 49.91 Longitude: -122.63 ------------------------------------------------------------------------------- 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 123 1 950 565 2 900 1040 SFC 862 1418 20.7 15.9 74 4.8 17.4 235 4 306.7 309.2 295.9 346.7 13.33 4 850 1535 19.1 15.3 79 3.7 16.5 234 4 306.1 308.6 295.6 345.2 13.01 5 800 2054 15.5 12.0 80 3.4 13.2 307 4 307.6 309.7 294.6 341.2 11.11 6 750 2598 11.9 4.3 60 7.6 7.5 17 5 309.5 310.8 292.0 330.9 6.96 7 700 3171 7.0 1.7 69 5.3 4.1 55 8 310.2 311.4 291.5 329.4 6.19 8 650 3775 1.8 -1.4 79 3.2 0.2 73 10 311.0 312.1 291.0 327.7 5.32 9 600 4415 -2.6 -3.5 93 0.9 -3.0 93 8 313.1 314.1 291.3 328.7 4.92 10 550 5099 -7.3 -13.8 59 6.5 -9.7 71 11 315.4 315.9 289.8 323.2 2.38 11 500 5836 -11.4 -31.3 18 19.9 -15.7 79 19 319.2 319.3 289.1 321.2 0.56 12 450 6634 -17.2 -34.5 21 17.2 -20.4 79 19 321.6 321.6 289.8 323.2 0.46 13 400 7505 -23.4 -44.4 13 21.0 -25.9 73 16 324.6 324.7 290.3 325.3 0.18 14 350 8470 -29.6 -50.4 11 20.8 -31.4 82 9 328.9 328.9 291.5 329.3 0.11 15 300 9549 -38.8 -49.5 31 10.7 -39.5 36 12 330.7 330.8 292.0 331.3 0.14 16 250 10775 -48.3 -51.7 68 3.4 -48.4 86 9 334.2 334.3 293.0 334.8 0.13 17 200 12218 -50.7 -75.5 4 24.9 -51.1 249 4 352.6 352.6 297.2 352.6 0.01 18 150 14087 -51.8 -81.1 2 29.2 -52.4 203 4 380.8 380.8 302.3 380.8 0.00 19 100 16672 -58.2 -86.0 2 27.7 -58.6 125 2 415.2 415.2 307.2 415.2 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5712.50 m Freezing level: 629.22 mb = 4040.93 m = 13257.49 ft Wetbulb zero: 646.97 mb = 3812.15 m = 12506.89 ft Sfc-500 mean rel hum: 68.95 % Est. max temperature: 23.97 C = 75.15 F Sfc-Lift cond lev (LCL): 802.73 mb = 2024.37 m = 6641.55 ft T: 15.66 C 700-500 lapse rate: 6.89 C/km ThetaE index: 19.07 C Layer 850.0- 600.0 mb Conv cond level (CCL): 739.55 mb = 2714.79 m = 8906.70 ft Mean mixing ratio: 11.14 g/kg Conv temperature: 23.58 C = 74.44 F Cap Strength: 1.47 C Lifted Index: -5.02 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.32 C Lifted Index @700 mb: -1.01 C Showalter Index: -6.66 C Risk: Severe thunderstorms probable Total Totals Index: 57.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.47 C Cross Totals Index: 26.73 C K Index: 40.54 Risk: > 80 % chance of thunderstorms Sweat Index: 375.89 Risk: Showers and thunderstorms possible Energy Index: -4.75 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1502.06 J/kg Max Up Vert Vel: 54.81 m/s Conv Inhibition (B-): 24.27 J/kg Cap Strength: 1.47 C Lift Cond Lev (LCL): 763.03 mb = 2452.96 m = 8047.67 ft Lev Free Conv (LFC): 718.03 mb = 2960.01 m = 9711.21 ft Equ Level (EL): 228.03 mb = 11370.20 m = 37303.34 ft B at Equ Level: 1491.44 J/kg Max Parcel Lev (MPL): 148.03 mb = 14171.54 m = 46494.00 ft Wind Parameters Mean winds (0-6000m): 73.6 at 11.3 knts Storm direction: 103.6 at 8.5 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 89.0 deg Storm rel helicity (0-3000m) pos: 43.3 neg: -0.4 tot: 42.9 m^2/s^2 ave: 14.3 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.8 10^-3/s Energy-Hel index: 0.38 Bulk Rich Number: 47.79 Bulk Shear: 31.43 m/s