UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102812.upa.cvt Date: 1200Z 28 OCT 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 28 OCT 25 Station: X4858 WMO ident: 34858 Latitude: 45.92 Longitude: 43.35 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1001 87 14.6 11.4 81 3.2 12.7 270 1 287.7 289.2 285.8 311.4 8.48 1 1000 95 13.8 10.8 82 3.0 12.0 265 1 287.0 288.4 285.2 309.7 8.15 2 995 137 11.8 9.4 85 2.4 10.4 266 3 285.4 286.7 283.8 306.1 7.45 3 925 746 9.8 6.9 82 2.9 8.2 280 25 289.3 290.5 284.7 308.5 6.75 4 909 891 10.2 6.6 78 3.6 8.2 276 29 291.2 292.4 285.5 310.4 6.73 5 850 1448 9.2 4.2 71 5.0 6.5 260 42 295.8 296.9 286.6 313.6 6.09 6 835 1596 8.6 2.6 66 6.0 5.5 258 43 296.7 297.7 286.4 312.9 5.53 7 756 2406 0.4 -2.3 82 2.7 -0.8 245 50 296.3 297.1 284.9 309.0 4.27 8 726 2731 0.2 -2.2 84 2.4 -0.9 240 53 299.6 300.4 286.4 313.0 4.48 9 721 2787 -1.7 -3.8 86 2.1 -2.6 239 54 298.1 298.8 285.4 310.1 4.00 10 700 3022 -2.5 -4.4 87 1.9 -3.3 235 56 299.7 300.4 285.9 311.6 3.94 11 667 3405 -2.9 -4.7 87 1.8 -3.7 303.4 304.2 287.3 315.8 4.04 TRP WND Sounding variables and indices Freezing level: 725.47 mb = 2737.23 m = 8980.30 ft Wetbulb zero: 766.41 mb = 2294.67 m = 7528.36 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 79.51 % Est. max temperature: 22.64 C = 72.75 F Sfc-Lift cond lev (LCL): 954.17 mb = 486.90 m = 1597.41 ft T: 10.65 C ThetaE index: 5.32 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 804.06 mb = 1903.47 m = 6244.90 ft Mean mixing ratio: 7.05 g/kg Conv temperature: 23.50 C = 74.30 F Cap Strength: 5.18 C Lifted Index @700 mb: 2.64 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.58 J/kg Max Up Vert Vel: 6.26 m/s Conv Inhibition (B-): 310.70 J/kg Cap Strength: 5.14 C Lift Cond Lev (LCL): 909.78 mb = 883.87 m = 2899.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 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 1001 87 270 1 1.0 -0.0 | 103 27 -26.3 6.2 1 1000 95 265 1 1.0 0.1 | 103 27 -26.3 6.3 2 925 746 280 25 24.6 -4.3 | 125 3 -2.7 1.9 3 850 1448 260 42 41.4 7.3 | 226 19 14.0 13.5 4 700 3022 235 56 45.9 32.1 | 206 43 18.6 38.3 Wind Parameters Mean winds (0-6000m): 252.8 at 37.4 knts Storm direction: 282.8 at 28.0 knts Shear (0-3000m) pos: 3.7 neg: 7.8 tot: 11.5 10-3/s Storm rel Dir Shear (0-3000m): 102.5 deg Storm rel helicity (0-3000m) pos: 30.2 neg: -90.0 tot: -59.8 m^2/s^2 ave: -20.6 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 12.4 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 107.39 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 ------------------------------------------------------------------------------- 500 276 10 107 18| 18.7 0.0 18.7| 20.8 0.0 20.8 41.7 0.22| 18.8 4.2 1000 277 18 114 10| 9.3 7.4 16.7| 28.8 0.0 28.8 28.8 0.34| 17.5 6.0 1500 269 25 162 7| 6.2 8.9 15.1| 30.2 -5.2 25.0 16.7 0.24| 16.1 3.8 2000 263 30 195 10| 4.7 8.2 12.8| 30.2 -24.2 6.0 3.0 0.15| 14.1 2.1 2500 258 34 204 15| 3.7 7.8 11.5| 30.2 -54.9 -24.7 -9.9 0.08| 13.0 1.0 3000 NO DATA | 3.7 7.8 11.5| | 4000 NO DATA | 3.7 7.8 11.5| | 5000 NO DATA | 3.7 7.8 11.5| | 6000 NO DATA | 3.7 7.8 11.5| | Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20251028.12.gif