UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011500.upa.cvt Date: 0000Z 15 JAN 26 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 15 JAN 26 Station: X4172 WMO ident: 34172 Latitude: 51.57 Longitude: 46.03 ------------------------------------------------------------------------------- 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 1003 167 -10.9 -13.1 84 2.2 -11.4 30 3 262.0 262.2 261.6 265.8 1.39 1 1000 190 -11.7 -15.2 75 3.5 -12.5 35 3 261.5 261.6 260.7 264.6 1.17 2 956 533 -14.5 -17.3 79 2.8 -15.0 61 6 262.0 262.2 260.9 264.8 1.03 3 925 783 -13.3 -15.8 81 2.5 -13.8 80 9 265.7 265.9 264.0 269.0 1.20 4 899 1000 -12.9 -15.0 84 2.1 -13.4 99 9 268.3 268.5 266.0 272.0 1.32 5 864 1307 -7.7 -9.3 88 1.6 -8.2 124 9 276.8 277.2 272.8 282.9 2.18 6 850 1434 -6.5 -8.0 89 1.5 -7.0 135 9 279.3 279.8 274.7 286.3 2.46 7 788 2029 -3.9 -5.2 91 1.3 -4.4 141 20 288.2 288.8 280.4 297.8 3.29 8 700 2953 -9.9 -12.2 83 2.3 -10.6 150 36 291.5 291.9 280.4 297.9 2.14 9 619 3890 -15.7 -18.4 80 2.7 -16.4 152 32 295.3 295.6 281.3 299.8 1.45 10 500 5460 -28.3 -31.4 75 3.1 -28.7 155 25 298.5 298.6 281.5 300.4 0.55 11 407 6902 -39.7 -42.5 75 2.8 -39.9 155 27 301.9 301.9 282.4 302.7 0.22 12 400 7020 -40.9 -43.8 73 2.9 -41.1 155 27 301.8 301.9 282.4 302.5 0.20 13 300 8890 -59.7 -64.4 54 4.7 -59.7 155 35 301.2 301.2 281.8 301.3 0.02 14 263 9695 -68.3 -73.3 49 5.0 -68.3 150 38 300.1 300.1 281.4 300.2 0.01 15 250 10000 -65.9 -70.8 50 4.9 -65.9 150 25 308.1 308.1 284.6 308.1 0.01 16 221 10759 -61.5 -66.5 51 5.0 -61.6 89 14 325.9 325.9 290.6 326.0 0.02 17 200 11380 -61.5 -66.5 51 5.0 -61.6 40 5 335.4 335.4 293.2 335.5 0.02 18 161 12729 -59.9 -64.9 52 5.0 -60.0 340 10 359.5 359.5 298.7 359.7 0.04 19 150 13170 -61.1 -66.1 51 5.0 -61.2 320 11 364.8 364.8 299.7 365.0 0.04 20 137 13730 -62.3 -68.3 44 6.0 -62.4 322 15 372.3 372.3 301.0 372.4 0.03 21 116 14760 -60.5 -66.5 45 6.0 -60.6 326 21 393.8 393.8 304.3 394.0 0.04 22 100 15680 -62.1 -69.1 39 7.0 -62.3 330 27 407.7 407.8 306.2 407.9 0.03 23 88 16468 -62.9 -69.9 38 7.0 -63.0 328 30 421.3 421.3 307.9 421.5 0.04 24 70 17870 -65.1 -72.1 37 7.0 -65.3 325 35 445.1 445.1 310.4 445.3 0.03 25 62 18610 -66.1 -74.1 32 8.0 -66.2 260 61 458.6 458.6 311.7 458.8 0.03 26 55 19339 -65.7 -73.7 32 8.0 -65.9 196 87 475.5 475.5 313.1 475.7 0.03 27 50 19920 -65.2 -73.2 32 8.0 -65.4 145 108 489.8 489.8 314.2 490.1 0.04 28 49 20043 -65.1 -73.1 32 8.0 -65.3 492.9 492.9 314.5 493.2 0.04 TRP 263 9695 -68.3 -73.3 49 5.0 -68.3 150 38 300.1 300.1 281.4 300.2 0.01 WND 50 19920 -65.2 -73.2 32 8.0 -65.4 145 108 489.8 489.8 314.2 490.1 0.04 Sounding variables and indices 1000-500 mb thick: 5270.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.38 inches Sfc-500 mean rel hum: 82.16 % Est. max temperature: 5.87 C = 42.57 F Sfc-Lift cond lev (LCL): 968.07 mb = 437.16 m = 1434.24 ft T: -13.72 C 700-500 lapse rate: 7.34 C/km ThetaE index: 1.14 C Layer 1000.0- 956.0 mb Conv cond level (CCL): 552.41 mb = 4727.06 m = 15508.54 ft Mean mixing ratio: 1.15 g/kg Conv temperature: 24.22 C = 75.59 F Cap Strength: 25.41 C Lifted Index: 26.23 C Risk: None Lifted Index @300 mb: 24.45 C Lifted Index @700 mb: 23.30 C Showalter Index: 10.73 C Risk: None Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 20.30 C K Index: 11.50 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.10 J/kg Max Up Vert Vel: 7.09 m/s Conv Inhibition (B-): 38080.91 J/kg Cap Strength: 26.20 C Lift Cond Lev (LCL): 909.76 mb = 909.68 m = 2984.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 178 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 1003 167 30 3 -1.5 -2.6 | 3 20 -1.0 -19.9 1 1000 190 35 3 -1.7 -2.5 | 3 20 -1.2 -19.8 2 925 783 80 9 -8.9 -1.6 | 24 21 -8.3 -18.9 3 850 1434 135 9 -6.4 6.4 | 28 12 -5.8 -11.0 4 700 2953 150 36 -18.0 31.2 | 128 22 -17.5 13.8 5 500 5460 155 25 -10.6 22.7 | 118 11 -10.0 5.3 6 400 7020 155 27 -11.4 24.5 | 123 13 -10.9 7.1 7 300 8890 155 35 -14.8 31.7 | 135 20 -14.3 14.4 8 263 9695 150 38 -19.0 32.9 | 130 24 -18.5 15.6 9 250 10000 150 25 -12.5 21.7 | 110 13 -12.0 4.3 10 200 11380 40 5 -3.2 -3.8 | 7 21 -2.7 -21.2 11 150 13170 320 11 7.1 -8.4 | 344 27 7.6 -25.8 12 100 15680 330 27 13.5 -23.4 | 341 43 14.0 -40.7 13 70 17870 325 35 20.1 -28.7 | 336 50 20.6 -46.0 14 50 19920 145 108 -61.9 88.5 | 139 94 -61.4 71.1 Wind Parameters Mean winds (0-6000m): 148.2 at 23.1 knts Storm direction: 178.2 at 17.3 knts Shear (0-3000m) pos: 6.3 neg: 0.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 125.4 deg Storm rel helicity (0-3000m) pos: 139.3 neg: -1.1 tot: 138.3 m^2/s^2 ave: 46.1 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 5.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.34 Bulk Shear: 73.03 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 61 5 12 20| 6.1 0.0 6.1| 32.5 0.0 32.5 65.0 0.97| 6.3 6.1 1000 82 7 19 19| 4.7 0.0 4.7| 50.7 0.0 50.7 50.7 0.73| 6.6 4.8 1500 102 8 25 17| 4.9 0.0 4.9| 62.9 -0.5 62.4 41.6 0.65| 6.9 4.5 2000 119 10 34 15| 6.0 0.0 6.0| 90.0 -0.5 89.5 44.7 0.75| 7.5 5.6 2500 132 14 49 13| 6.7 0.0 6.7|119.8 -0.5 119.3 47.7 0.76| 7.9 6.0 3000 139 17 66 11| 6.3 0.0 6.3|139.3 -1.1 138.3 46.1 0.73| 7.7 5.6 4000 144 21 88 12| 4.2 0.0 4.2|139.3 -4.9 134.5 33.6 0.65| 6.3 4.1 5000 147 23 97 12| 2.9 0.0 2.9|139.3 -9.9 129.4 25.9 0.57| 5.5 3.2 6000 148 23 101 12| 2.3 0.1 2.4|141.0 -11.6 129.4 21.6 0.55| 4.8 2.6 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20260115.00.gif