UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 1 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 1007 166 2.0 -1.2 79 3.2 0.7 50 1 274.6 275.2 273.5 284.1 3.47 1 1000 222 0.4 -3.6 74 4.0 -1.1 65 3 273.5 274.0 272.1 281.6 2.92 2 990 303 -0.7 -4.1 78 3.4 -2.0 70 4 273.2 273.7 271.7 281.0 2.84 3 928 817 -3.9 -5.8 87 1.9 -4.6 103 13 275.1 275.5 272.6 282.4 2.67 4 925 843 -2.9 -5.5 82 2.6 -3.8 105 13 276.3 276.8 273.4 284.0 2.74 5 895 1107 4.0 -8.0 41 12.0 -0.5 105 15 286.1 286.5 278.1 292.9 2.33 6 863 1403 4.0 -6.0 48 10.0 -0.0 105 16 289.1 289.6 280.1 297.4 2.83 7 850 1526 3.0 -7.0 48 10.0 -0.9 105 17 289.3 289.8 280.0 297.1 2.66 8 749 2538 -3.5 -13.5 46 10.0 -6.7 209 8 292.9 293.2 280.6 298.4 1.80 9 700 3071 -5.3 -20.3 30 15.0 -9.4 265 3 296.6 296.8 281.4 300.1 1.09 10 677 3332 -5.9 -26.9 17 21.0 -10.8 267 4 298.8 298.9 281.7 300.8 0.62 11 669 3425 -6.3 -25.3 21 19.0 -10.9 268 4 299.4 299.5 282.1 301.7 0.73 12 538 5081 -20.1 -32.1 33 12.0 -22.0 285 8 302.1 302.2 282.9 303.8 0.48 13 500 5620 -22.5 -36.5 27 14.0 -24.4 290 9 305.6 305.7 284.1 306.8 0.34 14 474 6010 -24.5 -40.5 21 16.0 -26.3 289 9 307.8 307.9 284.8 308.7 0.24 15 400 7220 -35.1 -47.1 28 12.0 -35.9 285 11 309.4 309.4 285.2 309.9 0.14 16 315 8841 -49.1 -57.1 39 8.0 -49.3 302 14 311.8 311.8 286.0 312.0 0.05 17 312 8904 -49.9 -57.9 38 8.0 -50.1 302 14 311.5 311.5 285.9 311.7 0.05 18 300 9160 -51.9 -58.9 43 7.0 -52.1 305 15 312.2 312.2 286.2 312.4 0.05 19 250 10310 -60.7 -67.7 39 7.0 -60.8 300 25 315.8 315.8 287.4 315.9 0.02 20 246 10411 -61.5 -68.5 39 7.0 -61.6 299 25 316.1 316.1 287.5 316.2 0.02 21 217 11192 -63.7 -70.7 38 7.0 -63.7 290 25 324.2 324.2 290.0 324.3 0.01 22 200 11700 -60.7 -68.7 34 8.0 -60.8 285 23 336.6 336.6 293.5 336.7 0.02 23 195 11857 -59.1 -67.1 35 8.0 -59.2 285 23 341.6 341.6 294.7 341.7 0.02 24 175 12525 -62.5 -69.5 38 7.0 -62.6 283 23 346.8 346.8 295.9 346.9 0.02 25 157 13196 -58.5 -66.5 35 8.0 -58.6 281 23 364.5 364.5 299.6 364.6 0.03 26 150 13480 -59.7 -68.7 30 9.0 -59.9 280 23 367.2 367.2 300.1 367.3 0.02 27 143 13778 -61.3 -70.3 29 9.0 -61.4 279 23 369.5 369.5 300.5 369.6 0.02 28 132 14274 -61.9 -70.9 29 9.0 -62.0 277 24 377.0 377.0 301.8 377.1 0.02 29 123 14715 -58.5 -68.5 27 10.0 -58.7 275 24 390.9 390.9 303.9 391.0 0.03 30 102 15878 -63.9 -73.9 24 10.0 -64.0 270 25 402.0 402.0 305.5 402.1 0.02 31 100 16000 -63.3 -74.3 21 11.0 -63.4 270 25 405.4 405.4 305.9 405.5 0.02 32 92 16513 -62.7 -73.7 21 11.0 -62.9 272 25 416.4 416.4 307.3 416.5 0.02 33 70 18190 -64.5 -76.5 18 12.0 -64.7 280 25 446.4 446.4 310.5 446.5 0.02 34 62 18931 -64.5 -76.5 18 12.0 -64.7 280 25 462.2 462.2 312.0 462.3 0.02 35 51 20112 -68.9 -81.9 14 13.0 -69.1 280 25 478.4 478.4 313.3 478.5 0.01 36 50 20230 -68.7 -81.7 14 13.0 -68.9 280 25 481.6 481.6 313.6 481.7 0.01 37 34 22548 -67.3 -81.3 12 14.0 -67.6 284 35 541.4 541.4 317.6 541.5 0.02 38 30 23300 -69.1 -83.1 11 14.0 -69.4 285 38 556.3 556.3 318.5 556.3 0.01 39 28 23711 -70.1 -84.1 11 14.0 -70.4 285 40 564.6 564.6 318.9 564.6 0.01 40 22 25146 -70.1 -84.1 11 14.0 -70.4 285 47 604.9 604.9 320.8 605.0 0.02 41 20 25710 -72.1 -86.1 10 14.0 -72.3 285 50 615.5 615.5 321.3 615.6 0.01 42 19 26012 -72.7 -86.7 10 14.0 -72.9 285 53 622.7 622.7 321.6 622.8 0.01 43 17 26669 -69.9 -83.9 11 14.0 -70.3 285 59 651.8 651.8 322.7 652.0 0.02 44 14 27819 -71.9 -86.9 9 15.0 -72.3 285 69 682.2 682.3 323.9 682.4 0.01 45 10 29800 -72.3 -87.3 9 15.0 -72.8 285 87 749.7 749.7 325.9 749.8 0.02 46 9.0 30417 -73.8 -88.8 8 15.0 -74.3 285 97 766.7 766.7 326.4 766.8 0.02 47 8.6 30682 -74.5 -89.5 8 15.0 -74.9 774.1 774.2 326.6 774.3 0.01 TRP 217 11192 -63.7 -70.7 38 7.0 -63.7 290 25 324.2 324.2 290.0 324.3 0.01 WND 9.0 30417 -73.8 -88.8 8 15.0 -74.3 285 97 766.7 766.7 326.4 766.8 0.02 Sounding variables and indices 1000-500 mb thick: 5398.00 m Freezing level: 996.36 mb = 251.32 m = 824.53 ft Freezing level: 912.39 mb = 954.11 m = 3130.25 ft Freezing level: 803.38 mb = 1993.07 m = 6538.87 ft Wetbulb zero: 1004.21 mb = 188.21 m = 617.47 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 41.21 % Est. max temperature: 16.60 C = 61.89 F Sfc-Lift cond lev (LCL): 958.13 mb = 563.01 m = 1847.12 ft T: -2.32 C 700-500 lapse rate: 6.75 C/km ThetaE index: 3.06 C Layer 1000.0- 928.0 mb Conv cond level (CCL): 627.29 mb = 3913.99 m = 12841.03 ft Mean mixing ratio: 2.77 g/kg Conv temperature: 27.72 C = 81.90 F Cap Strength: 17.12 C Lifted Index: 19.32 C Risk: None Lifted Index @300 mb: 20.91 C Lifted Index @700 mb: 15.36 C Showalter Index: 8.51 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 15.50 C K Index: 3.50 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.06 J/kg Max Up Vert Vel: 6.94 m/s Conv Inhibition (B-): 54666.84 J/kg Cap Strength: 18.84 C Lift Cond Lev (LCL): 907.09 mb = 999.79 m = 3280.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 136 at 6 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 1007 166 50 1 -0.8 -0.6 | 325 6 3.7 -5.2 1 1000 222 65 3 -2.7 -1.3 | 344 6 1.7 -5.8 2 925 843 105 13 -12.6 3.4 | 82 8 -8.1 -1.2 3 850 1526 105 17 -16.4 4.4 | 89 12 -12.0 -0.1 4 700 3071 265 3 3.0 0.3 | 300 9 7.4 -4.3 5 500 5620 290 9 8.5 -3.1 | 301 15 12.9 -7.6 6 400 7220 285 11 10.6 -2.8 | 296 17 15.1 -7.4 7 300 9160 305 15 12.3 -8.6 | 308 21 16.7 -13.2 8 250 10310 300 25 21.7 -12.5 | 303 31 26.1 -17.0 9 217 11192 290 25 23.5 -8.6 | 295 31 27.9 -13.1 10 200 11700 285 23 22.2 -6.0 | 292 29 26.6 -10.5 11 150 13480 280 23 22.7 -4.0 | 288 28 27.1 -8.5 12 100 16000 270 25 25.0 -0.0 | 279 30 29.4 -4.5 13 70 18190 280 25 24.6 -4.3 | 287 30 29.1 -8.9 14 50 20230 280 25 24.6 -4.3 | 287 30 29.1 -8.9 15 30 23300 285 38 36.7 -9.8 | 289 44 41.1 -14.4 16 20 25710 285 50 48.3 -12.9 | 288 56 52.7 -17.5 17 10 29800 285 87 84.0 -22.5 | 287 93 88.5 -27.1 Wind Parameters Mean winds (0-6000m): 105.8 at 8.5 knts Storm direction: 135.8 at 6.4 knts Shear (0-3000m) pos: 0.7 neg: 0.0 tot: 0.7 10-3/s Storm rel Dir Shear (0-3000m): -25.3 deg Storm rel helicity (0-3000m) pos: 92.9 neg: -0.1 tot: 92.8 m^2/s^2 ave: 30.9 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 7.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 15.55 Bulk Shear: 1.55 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 86 6 18 5| 9.7 0.0 9.7| 16.1 0.0 16.1 32.2 0.99| 10.3 10.2 1000 101 10 61 6| 7.4 0.0 7.4| 24.5 0.0 24.5 24.5 0.90| 8.0 7.2 1500 104 12 75 7| 5.3 0.0 5.3| 36.9 0.0 36.9 24.6 0.85| 7.4 6.3 2000 111 12 89 7| 3.0 0.0 3.0| 62.0 0.0 62.0 31.0 0.89| 8.9 7.9 2500 112 12 87 6| 1.6 0.0 1.6| 81.1 0.0 81.1 32.4 0.91| 9.0 8.2 3000 105 10 72 6| 0.7 0.0 0.7| 92.9 -0.1 92.8 30.9 0.91| 8.4 7.7 4000 108 9 66 4| 0.8 0.0 0.8| 92.9 -1.1 91.8 23.0 0.86| 6.6 5.7 5000 109 8 64 4| 0.9 0.0 0.9| 94.3 -1.1 93.2 18.6 0.83| 5.6 4.6 6000 106 8 59 4| 0.8 0.1 0.9| 95.8 -2.6 93.2 15.5 0.80| 4.8 3.9 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251201.12.gif