UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 9 DEC 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 1016 83 1.4 -1.1 83 2.5 0.4 110 7 273.3 273.9 272.7 282.7 3.47 1 1009 139 -1.5 -4.6 79 3.1 -2.6 121 25 271.0 271.4 270.1 278.3 2.69 2 1000 210 -1.7 -4.7 80 3.0 -2.8 135 48 271.5 271.9 270.4 278.8 2.69 3 954 586 -2.5 -5.0 83 2.5 -3.4 135 44 274.3 274.8 272.2 281.9 2.76 4 925 833 0.2 -2.2 84 2.4 -0.8 135 42 279.5 280.1 276.3 289.3 3.51 5 898 1071 2.2 0.4 88 1.8 1.4 146 36 284.0 284.7 279.7 296.3 4.38 6 850 1512 -0.7 -2.3 89 1.6 -1.4 165 25 285.4 286.1 279.7 296.2 3.80 7 838 1626 -1.1 -2.8 88 1.7 -1.8 172 24 286.2 286.8 279.9 296.8 3.71 8 812 1877 -0.3 -2.0 88 1.7 -1.0 187 23 289.6 290.3 281.9 301.3 4.06 9 807 1927 1.6 0.0 89 1.6 0.8 190 22 292.1 293.0 283.7 305.9 4.74 10 738 2645 0.2 -3.0 79 3.2 -1.3 234 18 298.2 298.9 285.5 310.6 4.15 11 700 3066 -3.3 -7.2 74 3.9 -4.8 260 15 298.8 299.4 284.7 308.5 3.18 12 653 3612 -5.9 -9.6 75 3.7 -7.3 258 16 301.9 302.4 285.5 310.6 2.82 13 634 3842 -8.5 -12.5 73 4.0 -9.9 257 16 301.5 301.9 284.8 308.7 2.31 14 632 3866 -10.1 -13.9 74 3.8 -11.3 257 16 299.9 300.3 284.0 306.4 2.06 15 570 4658 -12.1 -15.2 78 3.1 -13.1 254 17 306.6 307.0 286.4 313.1 2.06 16 564 4739 -14.7 -18.2 75 3.5 -15.7 254 18 304.4 304.7 285.2 309.6 1.62 17 507 5537 -19.7 -23.0 75 3.3 -20.4 250 19 307.8 308.0 285.9 311.7 1.18 18 500 5640 -19.9 -23.2 75 3.3 -20.7 250 19 308.8 309.0 286.3 312.7 1.18 19 470 6099 -20.5 -23.8 75 3.3 -21.2 250 20 313.5 313.8 287.9 317.5 1.19 20 463 6210 -23.7 -28.0 68 4.3 -24.5 250 20 310.9 311.1 286.6 313.7 0.82 21 400 7270 -28.7 -33.7 62 5.0 -29.4 250 21 317.7 317.8 288.6 319.7 0.55 22 376 7711 -30.5 -35.5 62 5.0 -31.2 321.0 321.1 289.6 322.8 0.49 TRP WND Sounding variables and indices 1000-500 mb thick: 5430.00 m Freezing level: 1012.62 mb = 109.85 m = 360.38 ft Freezing level: 927.15 mb = 814.69 m = 2672.84 ft Freezing level: 861.59 mb = 1405.58 m = 4611.44 ft Freezing level: 811.21 mb = 1885.12 m = 6184.72 ft Freezing level: 735.83 mb = 2669.11 m = 8756.82 ft Wetbulb zero: 1015.13 mb = 89.94 m = 295.09 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 79.66 % Est. max temperature: 13.07 C = 55.52 F Sfc-Lift cond lev (LCL): 977.19 mb = 394.18 m = 1293.22 ft T: -2.09 C 700-500 lapse rate: 6.45 C/km ThetaE index: 4.46 C Layer 1009.0-1000.0 mb Conv cond level (CCL): 632.81 mb = 3856.51 m = 12652.44 ft Mean mixing ratio: 2.95 g/kg Conv temperature: 28.79 C = 83.82 F Cap Strength: 21.40 C Lifted Index: 21.92 C Risk: None Lifted Index @700 mb: 17.36 C Showalter Index: 11.72 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 17.60 C K Index: 13.00 Risk: None Sweat Index: 218.52 Risk: None Energy Index: 3.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.70 J/kg Max Up Vert Vel: 8.57 m/s Conv Inhibition (B-): 4973.88 J/kg Cap Strength: 21.28 C Lift Cond Lev (LCL): 926.37 mb = 821.18 m = 2694.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 227 at 17 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 1016 83 110 7 -6.6 2.4 | 64 21 -19.2 -9.2 1 1000 210 135 48 -33.9 33.9 | 116 52 -46.5 22.3 2 925 833 135 42 -29.7 29.7 | 113 46 -42.3 18.1 3 850 1512 165 25 -6.5 24.1 | 123 23 -19.1 12.5 4 700 3066 260 15 14.8 2.6 | 346 9 2.2 -9.0 5 500 5640 250 19 17.9 6.5 | 314 7 5.3 -5.1 6 400 7270 250 21 19.7 7.2 | 302 8 7.1 -4.4 Wind Parameters Mean winds (0-6000m): 197.3 at 22.8 knts Storm direction: 227.3 at 17.1 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -78.2 deg Storm rel helicity (0-3000m) pos: 364.5 neg: -21.8 tot: 342.7 m^2/s^2 ave: 114.2 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 18.5 stream: 9.2 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.20 Bulk Shear: 181.58 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 ------------------------------------------------------------------------------- 500 134 41 112 46| 39.3 0.0 39.3|255.9 -13.1 242.8 485.6 0.66| 47.5 31.4 1000 136 41 114 45| 15.6 0.0 15.6|300.9 -21.8 279.1 279.1 0.58| 29.9 17.4 1500 140 37 115 40| 7.5 0.0 7.5|329.1 -21.8 307.3 204.8 0.50| 25.6 12.9 2000 147 34 118 35| 5.8 0.0 5.8|353.5 -21.8 331.7 165.8 0.50| 22.5 11.1 2500 152 31 121 31| 4.6 0.0 4.6|359.4 -21.8 337.6 135.0 0.50| 20.3 10.1 3000 155 29 120 28| 3.7 0.0 3.7|364.5 -21.8 342.7 114.2 0.50| 18.5 9.2 4000 168 25 127 22| 2.7 0.2 3.0|364.5 -25.7 338.8 84.7 0.47| 14.1 6.7 5000 184 24 137 16| 2.2 0.4 2.6|364.5 -29.5 335.0 67.0 0.45| 11.5 5.2 6000 197 23 150 12| 1.8 0.5 2.3|364.5 -32.6 332.0 55.3 0.43| 9.7 4.2 Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20251209.12.gif