UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070200.upa.cvt Date: 0000Z 2 JUL 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 2 JUL 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 80 SFC 981 243 15.6 8.6 63 7.0 11.6 290 11 290.3 291.6 285.5 310.7 7.16 2 925 740 13.0 6.0 62 7.0 9.2 335 35 292.6 293.7 285.7 310.9 6.34 3 877 1185 10.0 5.2 72 4.8 7.4 338 32 294.0 295.1 286.1 312.3 6.33 4 850 1444 7.2 3.7 78 3.5 5.4 340 31 293.7 294.7 285.6 310.7 5.88 5 802 1919 2.6 0.1 84 2.5 1.4 339 32 293.7 294.6 284.5 307.7 4.80 6 738 2594 3.2 -1.1 73 4.3 1.1 336 34 301.4 302.3 287.3 315.9 4.78 7 721 2782 0.4 -4.5 70 4.9 -1.8 336 34 300.4 301.1 286.0 311.9 3.80 8 700 3019 -1.1 -5.6 71 4.5 -3.0 335 35 301.3 301.9 286.1 312.2 3.60 9 624 3925 -8.3 -10.1 87 1.8 -8.9 344 39 303.1 303.6 286.0 311.9 2.84 10 557 4800 -13.3 -13.9 95 0.6 -13.5 352 42 307.2 307.6 286.9 314.6 2.34 11 545 4966 -14.1 -14.7 95 0.6 -14.3 354 43 308.2 308.6 287.2 315.3 2.24 12 500 5620 -14.9 -22.9 50 8.0 -17.0 360 46 314.9 315.1 288.4 319.0 1.21 13 499 5635 -14.9 -22.9 50 8.0 -17.0 0 46 315.1 315.3 288.5 319.2 1.21 14 461 6228 -18.5 -32.5 28 14.0 -21.1 2 48 317.8 317.9 288.6 319.7 0.54 15 458 6276 -19.3 -34.3 25 15.0 -21.9 2 48 317.4 317.5 288.4 319.0 0.46 16 430 6739 -24.5 -39.5 24 15.0 -26.4 3 50 316.5 316.6 287.9 317.6 0.29 17 400 7260 -28.1 -45.1 18 17.0 -29.7 5 52 318.5 318.5 288.5 319.1 0.17 18 309 9060 -43.1 -63.1 9 20.0 -43.7 356 89 321.9 321.9 289.3 322.0 0.03 19 300 9260 -43.1 -63.1 9 20.0 -43.7 355 93 324.6 324.6 290.2 324.7 0.03 20 279 9744 -45.1 -65.8 8 20.7 -45.7 360 101 328.5 328.5 291.3 328.6 0.02 21 271 9937 -45.9 -66.9 8 21.0 -46.4 360 97 330.1 330.1 291.7 330.2 0.02 22 250 10470 -46.1 -68.1 7 22.0 -46.7 355 87 337.5 337.5 293.7 337.6 0.02 23 239 10770 -47.1 -71.1 5 24.0 -47.6 354 81 340.4 340.4 294.4 340.4 0.01 24 200 11960 -45.5 -68.5 6 23.0 -46.3 350 58 360.7 360.7 298.8 360.8 0.02 25 179 12697 -46.9 -69.9 6 23.0 -47.6 370.1 370.1 300.6 370.1 0.02 TRP 271 9937 -45.9 -66.9 8 21.0 -46.4 360 97 330.1 330.1 291.7 330.2 0.02 WND 279 9744 -45.1 -65.8 8 20.7 -45.7 360 101 328.5 328.5 291.3 328.6 0.02 Sounding variables and indices 1000-500 mb thick: 5540.00 m Freezing level: 715.40 mb = 2845.25 m = 9334.71 ft Wetbulb zero: 731.46 mb = 2665.65 m = 8745.48 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 77.74 % Est. max temperature: 18.95 C = 66.11 F Sfc-Lift cond lev (LCL): 883.25 mb = 1125.95 m = 3694.00 ft T: 10.40 C 700-500 lapse rate: 5.31 C/km ThetaE index: 4.57 C Layer 850.0- 738.0 mb Conv cond level (CCL): 824.88 mb = 1689.24 m = 5542.04 ft Mean mixing ratio: 6.56 g/kg Conv temperature: 18.96 C = 66.12 F Cap Strength: 4.18 C Lifted Index: 6.70 C Risk: None Lifted Index @300 mb: 9.79 C Lifted Index @700 mb: 2.45 C Showalter Index: 6.94 C Risk: None Total Totals Index: 40.70 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 18.60 C K Index: 21.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 152.40 Risk: None Energy Index: 1.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.79 J/kg Max Up Vert Vel: 5.25 m/s Conv Inhibition (B-): 39.86 J/kg Cap Strength: 6.45 C Lift Cond Lev (LCL): 842.45 mb = 1516.92 m = 4976.71 ft Lev Free Conv (LFC): 807.45 mb = 1863.73 m = 6114.54 ft Equ Level (EL): 797.45 mb = 1965.25 m = 6447.58 ft B at Equ Level: 13.76 J/kg Max Parcel Lev (MPL): 767.45 mb = 2276.34 m = 7468.21 ft Wind level data Storm motion: 16 at 28 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 ---------------------------------------------------------- 0 981 243 290 11 10.3 -3.8 | 218 29 17.9 23.0 1 925 740 335 35 14.8 -31.7 | 283 23 22.3 -5.0 2 850 1444 340 31 10.6 -29.1 | 277 18 18.1 -2.4 3 700 3019 335 35 14.8 -31.7 | 283 23 22.3 -5.0 4 500 5620 360 46 -0.0 -46.0 | 339 21 7.5 -19.2 5 400 7260 5 52 -4.5 -51.8 | 353 25 3.0 -25.0 6 300 9260 355 93 8.1 -92.6 | 347 68 15.6 -65.9 7 279 9744 360 101 -0.0 -101.0 | 354 75 7.5 -74.2 8 271 9937 360 97 -0.0 -97.0 | 354 71 7.5 -70.2 9 250 10470 355 87 7.6 -86.7 | 346 62 15.1 -59.9 10 200 11960 350 58 10.1 -57.1 | 330 35 17.6 -30.4 Wind Parameters Mean winds (0-6000m): 345.7 at 37.1 knts Storm direction: 15.7 at 27.8 knts Shear (0-3000m) pos: 4.8 neg: 0.5 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 68.7 deg Storm rel helicity (0-3000m) pos: 224.0 neg: -9.6 tot: 214.4 m^2/s^2 ave: 71.5 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 5.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.34 Bulk Shear: 40.79 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 ------------------------------------------------------------------------------- 500 325 23 249 22| 29.1 0.0 29.1|205.0 0.0 205.0 410.0 0.98| 31.2 30.5 1000 332 28 265 21| 13.5 0.0 13.5|205.0 -6.5 198.4 198.4 0.84| 17.4 14.6 1500 335 29 269 20| 8.9 0.0 8.9|207.0 -9.6 197.4 131.6 0.78| 12.4 9.7 2000 336 30 272 20| 6.7 0.4 7.1|210.3 -9.6 200.7 100.3 0.77| 9.7 7.4 2500 336 31 274 20| 5.3 0.6 6.0|213.2 -9.6 203.6 81.4 0.75| 8.1 6.0 3000 336 32 276 21| 4.8 0.5 5.3|224.0 -9.6 214.4 71.5 0.75| 7.1 5.4 4000 338 33 281 20| 4.4 0.4 4.8|266.6 -9.6 257.0 64.3 0.78| 6.3 5.0 5000 342 35 289 20| 4.1 0.3 4.5|311.2 -9.6 301.6 60.3 0.81| 5.9 4.8 6000 346 37 299 19| 3.9 0.3 4.1|341.5 -9.6 331.9 55.3 0.82| 5.5 4.5 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250702.00.gif