UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070112.upa.cvt Date: 1200Z 1 JUL 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 1 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 57 SFC 978 249 17.2 11.2 68 6.0 13.6 290 11 292.2 293.7 287.6 316.6 8.57 2 925 725 13.6 7.6 67 6.0 10.2 315 29 293.2 294.5 286.6 313.6 7.09 3 870 1235 10.0 5.9 76 4.1 7.8 322 33 294.7 295.9 286.8 314.1 6.70 4 850 1427 7.4 4.5 82 2.9 5.9 325 35 293.9 295.0 286.0 311.9 6.22 5 829 1632 5.4 2.9 84 2.5 4.1 329 34 293.9 294.9 285.5 310.4 5.69 6 807 1852 4.8 3.1 89 1.7 3.9 333 34 295.5 296.6 286.4 312.9 5.93 7 700 3000 -0.7 -4.0 78 3.3 -2.2 355 31 301.7 302.5 286.8 314.1 4.06 8 640 3711 -3.7 -8.7 68 5.0 -5.7 306.1 306.7 287.3 315.8 3.09 TRP WND Sounding variables and indices Freezing level: 713.62 mb = 2853.86 m = 9362.93 ft Wetbulb zero: 738.56 mb = 2567.09 m = 8422.11 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 77.34 % Est. max temperature: 18.96 C = 66.12 F Sfc-Lift cond lev (LCL): 894.28 mb = 1006.22 m = 3301.22 ft T: 11.62 C ThetaE index: 3.66 C Layer 850.0- 807.0 mb Conv cond level (CCL): 844.34 mb = 1481.80 m = 4861.48 ft Mean mixing ratio: 7.39 g/kg Conv temperature: 18.88 C = 65.99 F Cap Strength: 2.67 C Lifted Index @700 mb: 1.27 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.71 J/kg Max Up Vert Vel: 4.41 m/s Conv Inhibition (B-): 19.12 J/kg Cap Strength: 2.62 C Lift Cond Lev (LCL): 852.40 mb = 1403.82 m = 4605.65 ft Lev Free Conv (LFC): 837.40 mb = 1549.53 m = 5083.69 ft Equ Level (EL): 807.40 mb = 1847.72 m = 6062.01 ft B at Equ Level: 9.19 J/kg Max Parcel Lev (MPL): 747.40 mb = 2471.13 m = 8107.27 ft Wind level data Storm motion: 1 at 23 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 ---------------------------------------------------------- 0 978 249 290 11 10.3 -3.8 | 209 22 10.6 19.2 1 925 725 315 29 20.5 -20.5 | 263 21 20.8 2.4 2 850 1427 325 35 20.1 -28.7 | 286 21 20.4 -5.7 3 700 3000 355 31 2.7 -30.9 | 339 8 3.0 -7.9 Wind Parameters Mean winds (0-6000m): 330.7 at 30.6 knts Storm direction: 0.7 at 22.9 knts Shear (0-3000m) pos: 5.7 neg: 0.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 130.4 deg Storm rel helicity (0-3000m) pos: 201.7 neg: 0.0 tot: 201.7 m^2/s^2 ave: 74.7 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 7.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.38 Bulk Shear: 25.75 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 ------------------------------------------------------------------------------- 500 309 20 238 19| 20.4 0.0 20.4|113.1 0.0 113.1 226.3 1.00| 21.0 20.9 1000 315 26 256 19| 12.8 0.0 12.8|145.1 0.0 145.1 145.1 1.00| 13.5 13.4 1500 320 29 267 19| 9.2 0.0 9.2|169.4 0.0 169.4 112.9 0.96| 11.0 10.5 2000 324 30 274 18| 7.0 0.0 7.0|185.0 0.0 185.0 92.5 0.91| 9.7 8.8 2500 329 30 281 16| 5.7 0.0 5.7|197.4 0.0 197.4 79.0 0.89| 8.9 7.9 3000 NO DATA | 5.7 0.0 5.7| | 4000 NO DATA | 5.7 0.0 5.7| | 5000 NO DATA | 5.7 0.0 5.7| | 6000 NO DATA | 5.7 0.0 5.7| | Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250701.12.gif