UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 14 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 113 SFC 984 245 5.8 1.2 72 4.6 3.7 270 9 280.2 281.0 277.6 292.0 4.24 2 963 420 2.8 -3.2 65 6.0 0.4 282 10 278.9 279.5 275.5 287.7 3.13 3 925 744 -0.5 -5.1 71 4.6 -2.2 305 13 278.8 279.3 274.9 286.7 2.82 4 889 1060 -3.1 -6.6 77 3.5 -4.3 314 16 279.3 279.7 274.9 286.7 2.62 5 850 1415 -5.1 -7.4 84 2.3 -5.9 325 19 280.8 281.2 275.7 288.1 2.58 6 812 1773 -6.9 -9.0 85 2.1 -7.6 325 18 282.6 283.0 276.3 289.4 2.38 7 731 2587 -11.1 -17.1 61 6.0 -12.6 325 16 286.6 286.9 277.0 290.7 1.37 8 709 2821 -12.9 -19.9 56 7.0 -14.5 325 15 287.1 287.3 276.9 290.5 1.11 9 700 2918 -13.9 -20.9 55 7.0 -15.4 325 15 287.1 287.3 276.7 290.2 1.03 10 500 5380 -31.9 -36.9 61 5.0 -32.4 320 25 294.1 294.2 279.2 295.2 0.32 11 468 5843 -35.9 -40.2 65 4.3 -36.2 332 27 294.8 294.8 279.4 295.6 0.25 12 465 5887 -36.1 -40.4 64 4.3 -36.4 333 27 295.1 295.1 279.5 295.9 0.24 13 438 6301 -37.3 -42.2 60 4.9 -37.6 344 29 298.7 298.7 281.1 299.4 0.21 14 400 6920 -42.5 -49.5 46 7.0 -42.8 360 31 299.8 299.8 281.4 300.1 0.10 15 366 7516 -47.3 -54.3 45 7.0 -47.5 354 30 301.1 301.1 281.9 301.3 0.07 16 316 8481 -51.7 -59.7 38 8.0 -51.8 345 29 307.9 307.9 284.6 308.0 0.04 17 300 8820 -50.9 -58.9 38 8.0 -51.1 340 27 313.6 313.6 286.6 313.8 0.05 18 250 10020 -46.3 -57.3 28 11.0 -46.7 345 23 337.2 337.2 293.7 337.5 0.07 19 246 10127 -45.7 -57.7 25 12.0 -46.2 347 23 339.7 339.7 294.3 340.0 0.06 20 206 11304 -45.3 -63.3 11 18.0 -46.0 7 23 358.0 358.0 298.3 358.2 0.04 21 200 11500 -45.5 -63.5 11 18.0 -46.2 10 23 360.7 360.7 298.9 360.9 0.04 22 180 12206 -45.1 -65.1 9 20.0 -45.9 3 22 372.4 372.4 301.0 372.6 0.03 23 150 13420 -47.9 -70.9 5 23.0 -48.7 350 19 387.5 387.5 303.4 387.6 0.02 24 135 14112 -48.3 -72.3 5 24.0 -49.1 355 17 398.7 398.7 305.0 398.8 0.02 25 112 15322 -53.7 -76.7 4 23.0 -54.2 4 13 410.4 410.5 306.6 410.5 0.01 26 100 16050 -52.7 -75.7 5 23.0 -53.4 10 11 425.9 425.9 308.4 426.0 0.01 27 70 18340 -56.5 -78.5 5 22.0 -57.1 355 11 463.5 463.5 312.1 463.6 0.01 28 56 19747 -58.3 -80.3 4 22.0 -58.9 345 10 490.0 490.0 314.2 490.0 0.01 29 50 20460 -57.3 -79.3 5 22.0 -58.0 340 9 508.4 508.5 315.5 508.5 0.01 30 40 21870 -57.1 -79.1 5 22.0 -58.0 323 10 542.5 542.5 317.6 542.6 0.02 31 32 23268 -60.9 -81.9 5 21.0 -61.7 305 11 568.0 568.0 319.0 568.1 0.02 32 30 23670 -59.5 -81.5 4 22.0 -60.4 300 11 582.4 582.4 319.8 582.6 0.02 33 25 24816 -56.5 -78.5 5 22.0 -58.0 291 13 622.2 622.2 321.6 622.5 0.03 34 20 26220 -59.5 -81.5 4 22.0 -60.9 280 15 654.0 654.1 322.9 654.2 0.03 35 19 26541 -59.7 -81.7 4 22.0 -61.1 663.1 663.1 323.2 663.3 0.03 36 10 30653 -49.1 -73.1 4 24.0 -54.7 836.3 836.4 328.1 838.3 0.19 TRP 316 8481 -51.7 -59.7 38 8.0 -51.8 345 29 307.9 307.9 284.6 308.0 0.04 WND Sounding variables and indices 1000-500 mb thick: 5267.00 m Freezing level: 930.76 mb = 694.96 m = 2280.01 ft Wetbulb zero: 957.16 mb = 469.21 m = 1539.39 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 65.57 % Est. max temperature: 7.10 C = 44.78 F Sfc-Lift cond lev (LCL): 916.79 mb = 815.06 m = 2674.06 ft T: -1.08 C 700-500 lapse rate: 7.31 C/km ThetaE index: 5.31 C Layer 963.0- 850.0 mb Conv cond level (CCL): 839.91 mb = 1508.55 m = 4949.26 ft Mean mixing ratio: 3.01 g/kg Conv temperature: 6.83 C = 44.29 F Cap Strength: 3.65 C Lifted Index: 6.22 C Risk: None Lifted Index @300 mb: 18.51 C Lifted Index @700 mb: 3.37 C Showalter Index: 5.76 C Risk: None Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 24.50 C K Index: 12.40 Risk: None Sweat Index: 109.00 Risk: None Energy Index: 1.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.40 J/kg Max Up Vert Vel: 2.61 m/s Conv Inhibition (B-): 58373.54 J/kg Cap Strength: 6.03 C Lift Cond Lev (LCL): 867.56 mb = 1253.39 m = 4112.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 14 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 ---------------------------------------------------------- 0 984 245 270 9 9.0 -0.0 | 207 16 7.2 14.2 1 925 744 305 13 10.6 -7.5 | 233 11 8.9 6.8 2 850 1415 325 19 10.9 -15.6 | 278 9 9.1 -1.3 3 700 2918 325 15 8.6 -12.3 | 254 7 6.8 2.0 4 500 5380 320 25 16.1 -19.2 | 289 15 14.3 -4.9 5 400 6920 360 31 -0.0 -31.0 | 6 17 -1.8 -16.8 6 316 8481 345 29 7.5 -28.0 | 337 15 5.7 -13.8 7 300 8820 340 27 9.2 -25.4 | 326 13 7.5 -11.1 8 250 10020 345 23 6.0 -22.2 | 332 9 4.2 -8.0 9 200 11500 10 23 -4.0 -22.7 | 34 10 -5.8 -8.4 10 150 13420 350 19 3.3 -18.7 | 341 5 1.5 -4.5 11 100 16050 10 11 -1.9 -10.8 | 133 5 -3.7 3.4 12 70 18340 355 11 1.0 -11.0 | 166 3 -0.8 3.3 13 50 20460 340 9 3.1 -8.5 | 193 6 1.3 5.8 14 30 23670 300 11 9.5 -5.5 | 222 12 7.8 8.7 15 20 26220 280 15 14.8 -2.6 | 228 17 13.0 11.6 Wind Parameters Mean winds (0-6000m): 322.9 at 19.1 knts Storm direction: 352.9 at 14.4 knts Shear (0-3000m) pos: 2.6 neg: 0.3 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 55.9 deg Storm rel helicity (0-3000m) pos: 45.4 neg: -6.8 tot: 38.6 m^2/s^2 ave: 12.9 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 17.30 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 ------------------------------------------------------------------------------- 500 291 11 219 13| 7.9 0.0 7.9| 22.4 0.0 22.4 44.9 0.78| 8.1 6.3 1000 304 13 233 11| 7.0 0.0 7.0| 38.0 0.0 38.0 38.0 0.86| 7.1 6.1 1500 313 15 246 10| 5.1 0.0 5.1| 43.3 -1.4 41.9 27.9 0.80| 5.8 4.6 2000 316 16 252 9| 3.8 0.3 4.2| 43.3 -3.8 39.5 19.8 0.68| 4.7 3.2 2500 318 16 254 9| 3.1 0.5 3.6| 43.3 -6.2 37.1 14.9 0.57| 4.0 2.3 3000 319 16 254 9| 2.6 0.3 2.9| 45.4 -6.8 38.6 12.9 0.56| 3.6 2.0 4000 321 16 259 9| 1.9 0.3 2.2| 52.0 -6.8 45.2 11.3 0.58| 3.2 1.9 5000 321 18 266 9| 1.5 0.7 2.2| 57.9 -6.8 51.1 10.2 0.56| 3.0 1.7 6000 323 19 276 10| 2.0 0.6 2.6|100.5 -6.8 93.7 15.6 0.68| 3.5 2.4 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251014.12.gif