UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 12 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 108 SFC 984 241 6.2 5.7 97 0.5 5.9 315 7 280.6 281.6 279.8 296.7 5.84 2 938 633 4.0 3.7 98 0.3 3.8 327 21 282.3 283.2 280.0 297.0 5.32 3 925 747 4.6 4.4 99 0.2 4.5 330 25 284.0 285.0 281.3 299.8 5.67 4 887 1089 5.8 5.6 99 0.2 5.7 323 21 288.7 289.8 284.1 306.9 6.44 5 850 1434 1.0 0.3 95 0.7 0.7 315 17 287.2 288.0 281.4 300.3 4.60 6 787 2047 -4.9 -5.2 98 0.3 -5.0 311 24 287.3 287.8 279.9 296.8 3.30 7 760 2321 -5.5 -17.5 38 12.0 -8.8 309 27 289.5 289.7 278.3 293.4 1.27 8 708 2874 -8.9 -23.9 29 15.0 -12.3 306 34 291.7 291.8 278.7 294.1 0.78 9 700 2962 -8.1 -23.1 29 15.0 -11.6 305 35 293.5 293.7 279.6 296.2 0.85 10 663 3383 -8.3 -27.3 20 19.0 -12.5 307 41 297.9 298.0 281.3 299.9 0.61 11 561 4661 -15.1 -43.1 7 28.0 -18.8 312 59 304.4 304.5 283.4 305.0 0.15 12 510 5373 -19.9 -28.9 45 9.0 -21.5 314 69 307.0 307.2 285.1 309.4 0.69 13 500 5520 -20.5 -29.5 44 9.0 -22.1 315 71 308.0 308.2 285.4 310.3 0.66 14 447 6341 -24.7 -41.7 19 17.0 -26.6 310 81 312.8 312.8 286.6 313.6 0.22 15 402 7105 -29.5 -38.5 41 9.0 -30.6 305 91 316.2 316.3 287.9 317.4 0.34 16 400 7140 -30.9 -37.9 50 7.0 -31.7 305 91 314.8 314.9 287.5 316.1 0.36 17 394 7247 -31.3 -37.3 55 6.0 -32.0 305 91 315.7 315.7 287.8 317.1 0.39 18 388 7356 -32.2 -39.0 51 6.8 -32.9 305 91 315.9 316.0 287.8 317.1 0.34 19 346 8154 -38.7 -51.7 24 13.0 -39.4 305 88 317.6 317.6 288.1 318.0 0.09 20 344 8194 -39.7 -52.7 24 13.0 -40.4 305 88 316.8 316.8 287.8 317.1 0.08 21 302 9076 -44.9 -59.9 17 15.0 -45.4 305 85 321.5 321.5 289.2 321.6 0.04 22 300 9120 -45.1 -60.1 17 15.0 -45.6 305 85 321.8 321.8 289.3 321.9 0.04 23 273 9749 -45.7 -62.7 13 17.0 -46.2 297 80 329.7 329.7 291.7 329.8 0.03 24 250 10330 -49.1 -66.1 12 17.0 -49.5 290 75 333.1 333.1 292.6 333.2 0.02 25 244 10489 -50.1 -68.1 10 18.0 -50.5 294 77 333.9 333.9 292.8 334.0 0.02 26 243 10516 -50.1 -68.1 10 18.0 -50.5 295 77 334.3 334.3 292.9 334.4 0.02 27 212 11409 -48.7 -67.7 9 19.0 -49.2 306 51 349.8 349.8 296.6 349.9 0.02 28 200 11790 -50.7 -71.7 7 21.0 -51.1 310 40 352.5 352.5 297.2 352.5 0.01 29 192 12054 -52.5 -74.5 5 22.0 -52.9 311 39 353.7 353.7 297.4 353.8 0.01 30 172 12767 -49.7 -71.7 6 22.0 -50.3 315 35 369.7 369.7 300.5 369.7 0.01 31 150 13650 -54.3 -75.3 6 21.0 -54.7 320 31 376.5 376.5 301.7 376.6 0.01 32 131 14512 -57.3 -78.3 5 21.0 -57.6 312 28 386.0 386.0 303.2 386.1 0.01 33 125 14811 -54.5 -75.5 6 21.0 -54.9 309 27 396.3 396.3 304.7 396.4 0.01 34 101 16167 -57.3 -78.3 5 21.0 -57.7 296 21 415.8 415.8 307.2 415.9 0.01 35 100 16230 -57.3 -78.3 5 21.0 -57.7 295 21 417.0 417.0 307.4 417.1 0.01 36 70 18470 -60.7 -80.7 6 20.0 -61.1 310 11 454.5 454.5 311.3 454.6 0.01 37 50 20560 -60.9 -80.9 5 20.0 -61.4 320 13 500.0 500.0 314.9 500.0 0.01 38 40 21944 -63.1 -83.1 5 20.0 -63.6 335 11 527.4 527.4 316.8 527.5 0.01 39 30 23720 -62.7 -82.7 5 20.0 -63.3 355 9 573.7 573.7 319.3 573.8 0.01 40 26 24604 -61.9 -82.9 4 21.0 -62.7 599.9 600.0 320.6 600.1 0.02 TRP 243 10516 -50.1 -68.1 10 18.0 -50.5 295 77 334.3 334.3 292.9 334.4 0.02 WND 388 7356 -32.2 -39.0 51 6.8 -32.9 305 91 315.9 316.0 287.8 317.1 0.34 Sounding variables and indices 1000-500 mb thick: 5412.00 m Freezing level: 839.32 mb = 1537.83 m = 5045.32 ft Wetbulb zero: 842.64 mb = 1503.22 m = 4931.75 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 49.82 % Est. max temperature: 12.75 C = 54.96 F Sfc-Lift cond lev (LCL): 976.48 mb = 303.57 m = 995.96 ft T: 5.85 C 700-500 lapse rate: 4.85 C/km ThetaE index: 13.53 C Layer 850.0- 708.0 mb Conv cond level (CCL): 963.88 mb = 410.02 m = 1345.20 ft Mean mixing ratio: 5.78 g/kg Conv temperature: 6.90 C = 44.42 F Cap Strength: 7.91 C Lifted Index: 8.54 C Risk: None Lifted Index @300 mb: 15.61 C Lifted Index @700 mb: 1.37 C Showalter Index: 8.25 C Risk: None Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 20.80 C K Index: 6.80 Risk: None Sweat Index: 108.60 Risk: None Energy Index: 2.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 61.37 J/kg Max Up Vert Vel: 11.08 m/s Conv Inhibition (B-): 43.86 J/kg Cap Strength: 8.00 C Lift Cond Lev (LCL): 928.53 mb = 715.88 m = 2348.66 ft Lev Free Conv (LFC): 833.53 mb = 1589.65 m = 5215.31 ft Equ Level (EL): 703.53 mb = 2922.95 m = 9589.61 ft B at Equ Level: 58.41 J/kg Max Parcel Lev (MPL): 653.53 mb = 3492.88 m = 11459.44 ft Wind level data Storm motion: 342 at 32 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 ---------------------------------------------------------- 0 984 241 315 7 4.9 -4.9 | 170 26 -4.6 25.4 1 925 747 330 25 12.5 -21.7 | 199 9 2.9 8.7 2 850 1434 315 17 12.0 -12.0 | 188 18 2.4 18.3 3 700 2962 305 35 28.7 -20.1 | 242 22 19.1 10.3 4 500 5520 315 71 50.2 -50.2 | 296 45 40.6 -19.9 5 400 7140 305 91 74.5 -52.2 | 289 69 65.0 -21.9 6 388 7356 305 91 74.5 -52.2 | 289 69 65.0 -21.9 7 300 9120 305 85 69.6 -48.8 | 287 63 60.0 -18.4 8 250 10330 290 75 70.5 -25.7 | 266 61 60.9 4.7 9 243 10516 295 77 69.8 -32.5 | 272 60 60.2 -2.2 10 200 11790 310 40 30.6 -25.7 | 258 22 21.1 4.6 11 150 13650 320 31 19.9 -23.7 | 237 12 10.3 6.6 12 100 16230 295 21 19.0 -8.9 | 204 23 9.5 21.5 13 70 18470 310 11 8.4 -7.1 | 177 23 -1.2 23.3 14 50 20560 320 13 8.4 -10.0 | 177 20 -1.2 20.4 15 30 23720 355 9 0.8 -9.0 | 158 23 -8.8 21.4 Wind Parameters Mean winds (0-6000m): 312.5 at 42.4 knts Storm direction: 342.5 at 31.8 knts Shear (0-3000m) pos: 3.1 neg: 3.3 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 81.6 deg Storm rel helicity (0-3000m) pos: 139.8 neg: -9.7 tot: 130.1 m^2/s^2 ave: 43.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 4.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.62 Bulk Shear: 98.64 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 ------------------------------------------------------------------------------- 500 327 16 177 17| 18.6 0.0 18.6| 37.3 0.0 37.3 74.7 0.44| 18.8 8.3 1000 326 19 184 15| 9.3 3.5 12.8| 37.3 -5.7 31.7 31.7 0.26| 13.0 3.3 1500 323 19 187 15| 6.2 2.7 8.9| 53.1 -9.7 43.4 28.9 0.28| 10.7 3.1 2000 319 20 193 16| 4.7 2.3 7.0| 80.0 -9.7 70.3 35.1 0.40| 9.6 3.8 2500 316 22 201 16| 3.7 2.8 6.6|106.5 -9.7 96.8 38.7 0.47| 9.0 4.2 3000 313 24 210 16| 3.1 3.3 6.4|139.8 -9.7 130.1 43.4 0.52| 8.6 4.5 4000 311 30 229 17| 4.1 2.5 6.6|223.4 -9.7 213.7 53.4 0.59| 8.3 4.9 5000 312 36 250 18| 4.8 2.0 6.8|319.2 -9.7 309.5 61.9 0.60| 8.2 4.9 6000 312 42 266 22| 4.0 2.8 6.8|348.3 -46.0 302.2 50.4 0.51| 8.1 4.1 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251012.00.gif