UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 20 OCT 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 151 SFC 989 242 6.6 4.0 83 2.6 5.4 360 3 280.6 281.5 279.0 294.8 5.15 2 925 787 1.8 -0.7 83 2.5 0.7 40 11 281.1 281.8 277.7 292.1 3.92 3 899 1017 0.0 -1.8 88 1.8 -0.7 43 10 281.6 282.2 277.7 292.0 3.72 4 850 1466 -0.7 -4.1 78 3.4 -2.1 50 7 285.4 286.0 279.0 294.9 3.32 5 822 1733 -1.9 -5.4 77 3.5 -3.3 46 9 286.9 287.4 279.5 295.9 3.11 6 727 2698 -8.7 -12.5 74 3.8 -9.9 30 15 289.7 290.1 279.4 295.7 2.01 7 723 2741 -8.5 -12.0 76 3.5 -9.6 29 15 290.4 290.7 279.8 296.7 2.11 8 707 2915 -6.9 -11.9 67 5.0 -8.6 26 16 294.0 294.4 281.5 300.6 2.17 9 700 2993 -7.7 -14.7 57 7.0 -9.8 25 17 294.0 294.3 281.0 299.3 1.74 10 640 3683 -11.7 -23.7 36 12.0 -14.5 17 16 297.0 297.2 281.3 299.9 0.88 11 583 4389 -16.3 -29.3 32 13.0 -18.7 9 16 299.7 299.8 282.0 301.6 0.58 12 500 5520 -26.1 -39.1 28 13.0 -27.5 355 15 301.2 301.3 282.2 302.1 0.26 13 466 6027 -30.5 -44.5 24 14.0 -31.6 6 19 301.9 301.9 282.4 302.4 0.16 14 400 7100 -37.1 -53.1 17 16.0 -37.9 30 29 306.8 306.8 284.2 307.0 0.07 15 381 7434 -39.3 -56.3 15 17.0 -40.0 31 32 308.2 308.2 284.7 308.4 0.05 16 300 9030 -50.7 -66.7 13 16.0 -51.0 35 44 313.9 313.9 286.7 314.0 0.02 17 275 9589 -55.9 -69.9 16 14.0 -56.1 33 44 314.3 314.3 286.8 314.3 0.01 18 250 10190 -58.9 -71.9 17 13.0 -59.0 30 44 318.5 318.5 288.3 318.5 0.01 19 242 10393 -60.1 -73.1 17 13.0 -60.2 30 40 319.7 319.7 288.6 319.7 0.01 20 232 10659 -55.5 -68.5 18 13.0 -55.7 27 35 330.5 330.5 291.9 330.6 0.02 21 200 11610 -52.5 -66.5 17 14.0 -52.8 15 19 349.6 349.6 296.5 349.7 0.02 22 169 12696 -52.5 -68.5 13 16.0 -52.9 357 14 366.9 366.9 300.0 367.0 0.02 23 150 13460 -55.3 -73.3 9 18.0 -55.6 345 11 374.8 374.8 301.4 374.9 0.01 24 146 13632 -56.7 -74.7 9 18.0 -57.0 341 11 375.3 375.3 301.5 375.3 0.01 25 100 16020 -58.5 -79.5 5 21.0 -58.9 285 11 414.7 414.7 307.1 414.7 0.01 26 70 18250 -60.9 -81.9 5 21.0 -61.3 305 7 454.1 454.1 311.3 454.1 0.01 27 65 18710 -62.5 -83.5 4 21.0 -62.8 302 9 460.3 460.3 311.8 460.4 0.01 28 54 19867 -58.9 -80.9 4 22.0 -59.5 293 15 493.7 493.7 314.5 493.8 0.01 29 50 20350 -59.9 -81.9 4 22.0 -60.4 290 17 502.3 502.3 315.1 502.4 0.01 30 33 22933 -63.7 -84.7 4 21.0 -64.2 274 24 555.6 555.6 318.4 555.7 0.01 31 30 23520 -63.1 -84.1 4 21.0 -63.7 270 25 572.6 572.6 319.3 572.7 0.01 32 27 24170 -62.1 -83.1 4 21.0 -62.9 267 27 592.9 593.0 320.3 593.0 0.01 33 26 24405 -58.9 -80.9 4 22.0 -60.0 266 28 608.5 608.5 321.0 608.6 0.02 34 23 25166 -63.1 -84.1 4 21.0 -63.9 263 30 617.8 617.8 321.4 617.9 0.01 35 20 26030 -61.1 -82.1 5 21.0 -62.2 260 33 649.1 649.2 322.7 649.3 0.02 36 19 26348 -61.5 -82.5 5 21.0 -62.6 657.5 657.5 323.0 657.7 0.02 37 18 26686 -58.1 -80.1 4 22.0 -59.8 678.5 678.5 323.7 678.8 0.04 38 15 27835 -57.9 -79.9 4 22.0 -59.9 715.5 715.5 324.9 715.8 0.05 TRP 242 10393 -60.1 -73.1 17 13.0 -60.2 30 40 319.7 319.7 288.6 319.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5369.00 m Freezing level: 899.00 mb = 1016.66 m = 3335.44 ft Wetbulb zero: 912.17 mb = 899.52 m = 2951.13 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 57.35 % Est. max temperature: 11.93 C = 53.48 F Sfc-Lift cond lev (LCL): 950.33 mb = 566.87 m = 1859.77 ft T: 3.74 C 700-500 lapse rate: 7.28 C/km ThetaE index: 2.80 C Layer 925.0- 850.0 mb Conv cond level (CCL): 899.00 mb = 1016.66 m = 3335.44 ft Mean mixing ratio: 4.26 g/kg Conv temperature: 7.56 C = 45.61 F Cap Strength: 8.17 C Lifted Index: 7.92 C Risk: None Lifted Index @300 mb: 14.85 C Lifted Index @700 mb: 5.99 C Showalter Index: 6.49 C Risk: None Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 22.00 C K Index: 14.30 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 1.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.65 J/kg Max Up Vert Vel: 3.05 m/s Conv Inhibition (B-): 56710.72 J/kg Cap Strength: 8.14 C Lift Cond Lev (LCL): 905.25 mb = 960.81 m = 3152.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 48 at 10 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 989 242 360 3 -0.0 -3.0 | 243 9 7.6 3.9 1 925 787 40 11 -7.1 -8.4 | 340 2 0.6 -1.5 2 850 1466 50 7 -5.4 -4.5 | 223 3 2.3 2.4 3 700 2993 25 17 -7.2 -15.4 | 357 8 0.4 -8.5 4 500 5520 355 15 1.3 -14.9 | 312 12 8.9 -8.0 5 400 7100 30 29 -14.5 -25.1 | 21 19 -6.9 -18.2 6 300 9030 35 44 -25.2 -36.0 | 31 34 -17.6 -29.1 7 250 10190 30 44 -22.0 -38.1 | 25 34 -14.4 -31.2 8 242 10393 30 40 -20.0 -34.6 | 24 30 -12.4 -27.7 9 200 11610 15 19 -4.9 -18.4 | 347 12 2.7 -11.4 10 150 13460 345 11 2.8 -10.6 | 289 11 10.5 -3.7 11 100 16020 285 11 10.6 -2.8 | 257 19 18.3 4.1 12 70 18250 305 7 5.7 -4.0 | 258 14 13.4 2.9 13 50 20350 290 17 16.0 -5.8 | 267 24 23.6 1.1 14 30 23520 270 25 25.0 -0.0 | 258 33 32.6 6.9 15 20 26030 260 33 32.5 5.7 | 252 42 40.1 12.7 Wind Parameters Mean winds (0-6000m): 17.8 at 13.7 knts Storm direction: 47.8 at 10.3 knts Shear (0-3000m) pos: 1.1 neg: 1.7 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 108.6 deg Storm rel helicity (0-3000m) pos: 9.3 neg: -3.3 tot: 6.0 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.64 Bulk Shear: 7.25 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 31 7 254 4| 8.4 0.0 8.4| 7.5 0.0 7.5 15.0 0.64| 8.9 5.7 1000 38 8 260 3| 3.4 0.0 3.4| 7.7 -0.6 7.1 7.1 0.33| 6.2 2.0 1500 41 8 251 2| 2.3 0.2 2.5| 8.1 -0.9 7.2 4.8 0.28| 5.2 1.5 2000 40 9 260 2| 1.7 1.1 2.8| 9.0 -0.9 8.1 4.0 0.36| 4.8 1.7 2500 37 10 294 2| 1.4 1.6 3.0| 9.3 -0.9 8.3 3.3 0.31| 4.6 1.5 3000 33 11 321 3| 1.1 1.7 2.8| 9.3 -3.3 6.0 2.0 0.24| 4.3 1.0 4000 28 12 333 4| 0.9 1.4 2.2| 9.3 -11.3 -2.0 -0.5 0.10| 3.7 0.4 5000 22 13 331 6| 0.7 1.2 1.9| 9.3 -19.8 -10.5 -2.1 -0.01| 3.3 -0.0 6000 18 14 331 7| 1.2 1.0 2.2| 35.6 -21.5 14.1 2.3 0.17| 3.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251020.12.gif