MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2508281800F000.nam218 Reading from grid file:/home/data/models/nam_218/2508281800F000.nam218 Searching the city database file for: KIOW ... Searching file for grids... Date: NAM analysis for 1800Z 28 AUG 25 Station: KIOW Latitude: 41.63 Longitude: -91.55 ------------------------------------------------------------------------------- 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 164 SFC 993 224 28.5 17.2 50 11.4 20.7 309 3 302.3 304.6 294.1 339.2 12.49 2 950 613 22.1 14.0 60 8.1 16.8 323 4 299.6 301.6 291.9 330.9 10.65 3 900 1080 17.6 12.4 72 5.2 14.3 322 5 299.7 301.5 291.5 329.4 10.13 4 850 1565 14.2 5.6 57 8.5 9.3 333 9 301.0 302.2 289.0 321.0 6.74 5 800 2074 10.5 4.9 68 5.6 7.3 324 10 302.3 303.6 289.6 322.6 6.79 6 750 2608 6.8 2.5 74 4.4 4.5 324 12 304.0 305.1 289.5 322.4 6.10 7 700 3171 3.1 -1.6 71 4.7 0.8 331 12 305.9 306.8 289.0 320.9 4.88 8 650 3767 -0.8 -5.2 72 4.3 -2.8 344 13 308.0 308.8 288.9 320.5 4.01 9 600 4402 -4.1 -10.8 59 6.7 -6.8 348 17 311.3 311.9 288.8 320.3 2.79 10 550 5085 -6.8 -26.3 20 19.5 -11.9 351 23 316.0 316.1 288.3 318.8 0.81 11 500 5823 -9.6 -43.7 4 34.1 -15.3 358 29 321.3 321.4 289.3 321.9 0.16 12 450 6629 -15.0 -42.1 8 27.0 -19.3 357 34 324.3 324.4 290.3 325.1 0.21 13 400 7506 -22.0 -41.0 16 19.1 -24.6 355 40 326.5 326.5 291.0 327.5 0.26 14 350 8473 -29.2 -47.7 15 18.5 -30.9 349 42 329.4 329.5 291.7 330.0 0.15 15 300 9556 -37.8 -56.2 13 18.4 -38.8 346 47 332.0 332.0 292.3 332.3 0.06 16 250 10782 -48.7 -61.5 21 12.9 -49.0 338 45 333.7 333.7 292.7 333.9 0.04 17 200 12219 -55.6 -69.0 17 13.4 -55.8 325 58 344.7 344.7 295.4 344.8 0.02 18 150 14033 -58.1 -81.5 3 23.4 -58.3 320 63 370.0 370.0 300.5 370.0 0.00 19 100 16560 -60.7 -88.0 2 27.2 -61.0 336 38 410.4 410.4 306.6 410.4 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5658.60 m Freezing level: 660.63 mb = 3640.49 m = 11943.72 ft Wetbulb zero: 689.07 mb = 3297.63 m = 10818.87 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 55.71 % Est. max temperature: 27.42 C = 81.36 F Sfc-Lift cond lev (LCL): 841.92 mb = 1645.43 m = 5398.33 ft T: 13.57 C 700-500 lapse rate: 4.79 C/km ThetaE index: 18.14 C Layer 950.0- 800.0 mb Conv cond level (CCL): 821.68 mb = 1849.42 m = 6067.56 ft Mean mixing ratio: 10.85 g/kg Conv temperature: 28.00 C = 82.40 F Cap Strength: 0.98 C Lifted Index: 0.63 C Risk: Showers probable Lifted Index @300 mb: 1.10 C Lifted Index @700 mb: -1.96 C Showalter Index: 6.20 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 23.75 C Cross Totals Index: 15.24 C K Index: 24.75 Risk: 20-40 % chance of thunderstorms Sweat Index: 115.00 Risk: None Energy Index: 0.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 216.75 J/kg Max Up Vert Vel: 20.82 m/s Conv Inhibition (B-): 20.63 J/kg Cap Strength: 2.05 C Lift Cond Lev (LCL): 839.89 mb = 1665.66 m = 5464.69 ft Lev Free Conv (LFC): 794.89 mb = 2126.66 m = 6977.15 ft Equ Level (EL): 514.89 mb = 5595.77 m = 18358.61 ft B at Equ Level: 216.34 J/kg Max Parcel Lev (MPL): 224.89 mb = 11463.85 m = 37610.61 ft Wind Parameters Mean winds (0-6000m): 344.3 at 14.7 knts Storm direction: 14.3 at 11.0 knts Shear (0-3000m) pos: 1.5 neg: 0.3 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 62.3 deg Storm rel helicity (0-3000m) pos: 21.6 neg: 0.0 tot: 21.6 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 2.1 stream: 1.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 12.22 Bulk Shear: 17.73 m/s