UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 8 DEC 25 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 1010 169 3.2 -2.8 65 6.0 0.8 40 3 275.6 276.1 273.5 284.0 3.07 1 1000 249 0.2 -4.2 72 4.4 -1.4 30 3 273.4 273.8 271.7 281.0 2.80 2 984 378 -1.1 -5.2 74 4.1 -2.6 29 3 273.3 273.7 271.5 280.5 2.63 3 971 485 1.0 -3.9 70 4.9 -0.9 28 4 276.5 277.0 273.8 284.6 2.94 4 932 814 0.2 -8.8 51 9.0 -2.9 25 5 278.9 279.3 273.9 284.9 2.10 5 925 874 -0.3 -8.3 55 8.0 -3.1 25 5 279.0 279.4 274.2 285.3 2.21 6 850 1544 -4.9 -10.9 63 6.0 -6.8 105 3 281.0 281.3 274.9 286.6 1.95 7 816 1863 -7.9 -12.5 69 4.6 -9.2 73 6 281.1 281.4 274.7 286.3 1.79 8 810 1920 -7.7 -12.0 71 4.3 -9.0 68 6 281.9 282.3 275.3 287.4 1.88 9 800 2017 -5.9 -11.9 63 6.0 -7.8 58 7 284.9 285.2 276.9 290.5 1.92 10 725 2784 -8.5 -19.5 41 11.0 -11.3 342 13 290.1 290.3 278.4 293.6 1.12 11 700 3056 -8.3 -24.3 26 16.0 -11.9 315 15 293.3 293.4 279.4 295.7 0.76 12 676 3326 -8.1 -30.1 15 22.0 -12.5 317 17 296.5 296.5 280.4 298.0 0.46 13 644 3700 -9.9 -37.9 8 28.0 -14.4 320 19 298.6 298.6 281.0 299.3 0.23 14 621 3979 -11.5 -38.5 9 27.0 -15.7 322 21 299.8 299.9 281.6 300.6 0.22 15 593 4330 -14.1 -38.1 11 24.0 -17.7 325 24 300.8 300.9 282.0 301.6 0.24 16 570 4628 -17.1 -30.1 31 13.0 -19.4 327 26 300.7 300.8 282.4 302.5 0.55 17 545 4962 -18.3 -26.3 49 8.0 -19.9 330 28 303.2 303.3 283.7 305.9 0.82 18 535 5100 -18.5 -27.5 45 9.0 -20.3 331 29 304.5 304.7 284.2 307.0 0.75 19 500 5600 -22.3 -39.3 20 17.0 -24.4 335 33 305.9 305.9 284.1 306.7 0.25 20 490 5748 -23.5 -41.5 18 18.0 -25.5 335 33 306.2 306.2 284.1 306.9 0.21 21 400 7190 -36.9 -45.9 39 9.0 -37.5 330 35 307.0 307.1 284.4 307.6 0.16 22 362 7874 -42.5 -52.5 33 10.0 -42.9 321 34 308.4 308.4 284.8 308.7 0.08 23 300 9120 -52.1 -62.1 29 10.0 -52.3 305 33 311.9 311.9 286.1 312.0 0.03 24 250 10270 -61.3 -71.3 25 10.0 -61.4 300 36 314.9 314.9 287.1 315.0 0.01 25 203 11532 -70.5 -79.5 25 9.0 -70.5 305 31 319.7 319.7 288.6 319.8 0.00 26 200 11620 -70.1 -79.1 26 9.0 -70.1 305 31 321.7 321.7 289.3 321.8 0.00 27 184 12117 -70.7 -79.7 25 9.0 -70.7 302 32 328.5 328.5 291.3 328.5 0.00 28 158 13034 -65.9 -74.9 27 9.0 -66.0 297 33 351.3 351.3 296.9 351.3 0.01 29 150 13350 -66.1 -75.1 27 9.0 -66.2 295 33 356.2 356.2 298.0 356.3 0.01 30 100 15790 -68.3 -78.3 22 10.0 -68.4 285 38 395.8 395.8 304.6 395.8 0.01 31 79 17198 -69.3 -79.3 22 10.0 -69.4 285 45 421.3 421.3 307.9 421.3 0.01 32 70 17920 -68.9 -78.9 22 10.0 -69.0 285 48 437.0 437.0 309.6 437.0 0.01 33 50 19930 -68.9 -79.9 19 11.0 -69.1 275 58 481.1 481.1 313.5 481.2 0.01 34 30 22980 -69.5 -81.5 16 12.0 -69.8 275 77 555.2 555.2 318.4 555.3 0.02 35 20 25390 -68.7 -81.7 14 13.0 -69.1 280 93 625.9 625.9 321.7 626.1 0.03 36 13 27960 -69.5 -83.5 11 14.0 -70.1 274 118 705.2 705.2 324.6 705.4 0.03 37 12 28441 -66.3 -80.3 12 14.0 -67.2 273 123 732.8 732.9 325.4 733.3 0.05 38 10 29550 -64.1 -79.1 11 15.0 -65.4 270 134 780.3 780.3 326.8 781.0 0.08 39 9.9 29612 -63.9 -78.9 11 15.0 -65.3 783.3 783.3 326.8 784.0 0.08 40 9.0 30201 -60.3 -76.0 11 15.7 -62.4 265 149 818.8 818.9 327.7 820.2 0.14 41 6.7 32089 -49.1 -67.1 10 18.0 -55.5 937.8 938.1 330.2 945.8 0.69 TRP 203 11532 -70.5 -79.5 25 9.0 -70.5 305 31 319.7 319.7 288.6 319.8 0.00 WND 9.0 30201 -60.3 -76.0 11 15.7 -62.4 265 149 818.8 818.9 327.7 820.2 0.14 Sounding variables and indices 1000-500 mb thick: 5351.00 m Freezing level: 997.54 mb = 268.85 m = 882.03 ft Freezing level: 977.19 mb = 433.80 m = 1423.20 ft Freezing level: 929.20 mb = 837.77 m = 2748.56 ft Wetbulb zero: 1006.32 mb = 198.25 m = 650.42 ft Precipitable water: 0.29 inches Sfc-500 mean rel hum: 40.85 % Est. max temperature: 8.39 C = 47.10 F Sfc-Lift cond lev (LCL): 920.33 mb = 914.12 m = 2999.04 ft T: -0.58 C 700-500 lapse rate: 5.50 C/km ThetaE index: 3.49 C Layer 1000.0- 971.0 mb Conv cond level (CCL): 620.34 mb = 3987.02 m = 13080.63 ft Mean mixing ratio: 2.55 g/kg Conv temperature: 27.57 C = 81.62 F Cap Strength: 18.16 C Lifted Index: 18.67 C Risk: None Lifted Index @300 mb: 19.95 C Lifted Index @700 mb: 11.60 C Showalter Index: 16.47 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 11.40 C K Index: -9.50 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 4.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.64 J/kg Max Up Vert Vel: 7.57 m/s Conv Inhibition (B-): 62346.06 J/kg Cap Strength: 18.52 C Lift Cond Lev (LCL): 869.98 mb = 1359.87 m = 4461.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 13 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 1010 169 40 3 -1.9 -2.3 | 172 10 -1.5 10.2 1 1000 249 30 3 -1.5 -2.6 | 174 10 -1.1 9.9 2 925 874 25 5 -2.1 -4.5 | 168 8 -1.7 8.0 3 850 1544 105 3 -2.9 0.8 | 169 14 -2.5 13.3 4 700 3056 315 15 10.6 -10.6 | 260 11 11.0 1.9 5 500 5600 335 33 13.9 -29.9 | 320 23 14.4 -17.4 6 400 7190 330 35 17.5 -30.3 | 315 25 17.9 -17.8 7 300 9120 305 33 27.0 -18.9 | 283 28 27.4 -6.4 8 250 10270 300 36 31.2 -18.0 | 280 32 31.6 -5.5 9 203 11532 305 31 25.4 -17.8 | 282 26 25.8 -5.3 10 200 11620 305 31 25.4 -17.8 | 282 26 25.8 -5.3 11 150 13350 295 33 29.9 -13.9 | 273 30 30.3 -1.4 12 100 15790 285 38 36.7 -9.8 | 266 37 37.1 2.7 13 70 17920 285 48 46.4 -12.4 | 270 47 46.8 0.1 14 50 19930 275 58 57.8 -5.1 | 263 59 58.2 7.5 15 30 22980 275 77 76.7 -6.7 | 266 77 77.1 5.8 16 20 25390 280 93 91.6 -16.1 | 272 92 92.0 -3.6 17 10 29550 270 134 134.0 -0.0 | 265 135 134.4 12.5 Wind Parameters Mean winds (0-6000m): 331.9 at 16.7 knts Storm direction: 1.9 at 12.5 knts Shear (0-3000m) pos: 0.8 neg: 3.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 92.6 deg Storm rel helicity (0-3000m) pos: 8.9 neg: -23.0 tot: -14.1 m^2/s^2 ave: -4.7 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 30.01 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 29 4 172 9| 0.0 1.6 1.6| 0.9 -1.5 -0.5 -1.1 -0.13| 1.9 -0.2 1000 32 4 169 9| 1.3 0.8 2.1| 0.9 -3.9 -2.9 -2.9 -0.23| 2.8 -0.7 1500 43 4 167 10| 1.6 0.5 2.1| 4.7 -7.3 -2.6 -1.7 -0.12| 3.2 -0.4 2000 46 4 164 10| 1.2 2.0 3.2| 4.7 -19.8 -15.1 -7.5 -0.33| 4.1 -1.4 2500 21 6 168 8| 0.9 3.0 3.9| 6.2 -20.9 -14.7 -5.9 -0.09| 5.2 -0.4 3000 342 7 204 6| 0.8 3.4 4.2| 8.9 -23.0 -14.1 -4.7 -0.04| 6.1 -0.3 4000 329 10 234 7| 0.4 2.6 3.0| 31.8 -23.0 8.8 2.2 0.12| 5.6 0.7 5000 330 13 262 7| 1.1 2.0 3.2| 60.5 -23.0 37.5 7.5 0.22| 5.3 1.2 6000 332 17 285 9| 1.2 1.8 3.0| 74.8 -27.4 47.4 7.9 0.23| 4.8 1.1 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251208.12.gif