UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011412.upa.cvt Date: 1200Z 14 JAN 26 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 14 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 1002 166 -9.5 -12.1 81 2.6 -10.1 120 13 263.5 263.7 262.9 267.6 1.51 1 1000 181 -9.5 -12.8 77 3.3 -10.3 115 13 263.6 263.9 262.9 267.5 1.43 2 938 671 -13.5 -16.3 79 2.8 -14.1 94 11 264.4 264.6 262.9 267.6 1.14 3 925 777 -11.9 -14.2 83 2.3 -12.5 90 11 267.1 267.4 265.3 270.9 1.37 4 885 1117 -10.1 -11.8 87 1.7 -10.6 114 7 272.4 272.7 269.5 277.3 1.75 5 855 1385 -6.3 -7.8 89 1.5 -6.8 132 4 279.1 279.5 274.6 286.1 2.48 6 850 1431 -6.7 -8.2 89 1.5 -7.2 135 3 279.1 279.5 274.5 286.0 2.42 7 792 1979 -9.9 -12.4 82 2.5 -10.6 140 12 281.4 281.7 275.0 286.8 1.86 8 772 2178 -7.5 -11.0 76 3.5 -8.6 142 16 286.1 286.4 277.8 292.3 2.14 9 719 2732 -6.1 -17.1 41 11.0 -9.3 148 25 293.5 293.7 280.3 297.8 1.39 10 700 2942 -6.1 -17.1 41 11.0 -9.3 150 29 295.7 296.0 281.4 300.2 1.43 11 697 2976 -6.1 -16.1 45 10.0 -9.1 150 29 296.1 296.4 281.7 300.9 1.56 12 500 5470 -27.1 -34.1 51 7.0 -28.0 145 33 300.0 300.1 282.0 301.4 0.43 13 461 6048 -32.1 -38.1 55 6.0 -32.7 150 32 300.8 300.9 282.1 301.9 0.31 14 400 7030 -40.7 -46.7 52 6.0 -41.0 160 29 302.1 302.1 282.4 302.6 0.14 15 385 7290 -42.5 -48.5 52 6.0 -42.8 160 30 303.0 303.1 282.8 303.5 0.12 16 300 8920 -58.1 -64.1 46 6.0 -58.2 160 38 303.4 303.5 282.8 303.5 0.02 17 250 10040 -68.9 -74.9 42 6.0 -68.9 180 48 303.6 303.6 282.8 303.7 0.01 18 246 10136 -69.5 -75.5 41 6.0 -69.5 180 44 304.1 304.1 283.1 304.2 0.01 19 234 10435 -66.1 -72.1 43 6.0 -66.1 180 37 313.7 313.7 286.6 313.7 0.01 20 200 11390 -62.9 -68.9 44 6.0 -63.0 180 17 333.2 333.2 292.6 333.2 0.02 21 181 12006 -61.1 -67.1 45 6.0 -61.2 197 14 345.7 345.7 295.7 345.8 0.03 22 150 13170 -61.5 -68.5 39 7.0 -61.6 230 7 364.1 364.1 299.5 364.2 0.03 23 127 14197 -63.5 -72.5 28 9.0 -63.6 261 15 378.3 378.3 302.0 378.4 0.02 24 100 15670 -62.1 -72.1 25 10.0 -62.3 305 27 407.7 407.7 306.2 407.9 0.02 25 95 15986 -62.5 -72.5 25 10.0 -62.7 305 28 413.0 413.0 306.9 413.1 0.02 26 70 17860 -64.5 -75.5 21 11.0 -64.7 305 35 446.4 446.4 310.5 446.5 0.02 27 50 19900 -68.1 -80.1 16 12.0 -68.3 300 52 483.0 483.0 313.7 483.1 0.01 28 30 22950 -70.7 -83.7 13 13.0 -70.9 295 64 551.9 551.9 318.2 552.0 0.01 29 23 24522 -71.3 -84.3 13 13.0 -71.5 295 79 593.7 593.7 320.3 593.8 0.01 30 20 25350 -69.9 -83.9 11 14.0 -70.2 295 87 622.2 622.2 321.6 622.3 0.02 31 17 26322 -67.9 -81.9 12 14.0 -68.4 658.2 658.2 323.0 658.4 0.03 32 13 27965 -60.3 -75.8 11 15.5 -61.9 285 106 737.0 737.0 325.6 737.9 0.10 33 10 29629 -52.9 -69.9 11 17.0 -56.8 822.1 822.2 327.8 825.3 0.31 TRP 246 10136 -69.5 -75.5 41 6.0 -69.5 180 44 304.1 304.1 283.1 304.2 0.01 WND 13 27965 -60.3 -75.8 11 15.5 -61.9 285 106 737.0 737.0 325.6 737.9 0.10 Sounding variables and indices 1000-500 mb thick: 5289.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 62.10 % Est. max temperature: 6.12 C = 43.01 F Sfc-Lift cond lev (LCL): 961.07 mb = 484.85 m = 1590.69 ft T: -11.98 C 700-500 lapse rate: 8.31 C/km ThetaE index: 0.12 C Layer 850.0- 792.0 mb Conv cond level (CCL): 553.19 mb = 4710.80 m = 15455.20 ft Mean mixing ratio: 1.33 g/kg Conv temperature: 26.04 C = 78.87 F Cap Strength: 25.46 C Lifted Index: 25.56 C Risk: None Lifted Index @300 mb: 24.41 C Lifted Index @700 mb: 25.17 C Showalter Index: 12.20 C Risk: None Total Totals Index: 39.30 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 18.90 C K Index: 1.20 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 3.33 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-): 70670.91 J/kg Cap Strength: 25.64 C Lift Cond Lev (LCL): 910.04 mb = 902.40 m = 2960.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 174 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 1002 166 120 13 -11.3 6.5 | 42 14 -9.5 -10.6 1 1000 181 115 13 -11.8 5.5 | 41 15 -10.1 -11.6 2 925 777 90 11 -11.0 0.0 | 28 19 -9.3 -17.1 3 850 1431 135 3 -2.1 2.1 | 2 15 -0.4 -15.0 4 700 2942 150 29 -14.5 25.1 | 122 15 -12.8 8.0 5 500 5470 145 33 -18.9 27.0 | 120 20 -17.2 9.9 6 400 7030 160 29 -9.9 27.3 | 141 13 -8.2 10.1 7 300 8920 160 38 -13.0 35.7 | 149 22 -11.3 18.6 8 250 10040 180 48 0.0 48.0 | 183 31 1.7 30.9 9 246 10136 180 44 0.0 44.0 | 184 27 1.7 26.9 10 200 11390 180 17 0.0 17.0 | 274 2 1.7 -0.1 11 150 13170 230 7 5.4 4.5 | 331 14 7.1 -12.6 12 100 15670 305 27 22.1 -15.5 | 324 40 23.8 -32.6 13 70 17860 305 35 28.7 -20.1 | 321 48 30.4 -37.2 14 50 19900 300 52 45.0 -26.0 | 313 64 46.8 -43.1 15 30 22950 295 64 58.0 -27.0 | 306 74 59.7 -44.2 16 20 25350 295 87 78.8 -36.8 | 304 97 80.6 -53.9 Wind Parameters Mean winds (0-6000m): 144.3 at 22.9 knts Storm direction: 174.3 at 17.2 knts Shear (0-3000m) pos: 4.2 neg: 1.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 80.0 deg Storm rel helicity (0-3000m) pos: 65.5 neg: -47.0 tot: 18.5 m^2/s^2 ave: 6.2 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.80 Bulk Shear: 31.21 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 ------------------------------------------------------------------------------- 500 106 12 36 17| 0.0 5.7 5.7| 0.0 -14.8 -14.8 -29.7 -0.58| 5.9 -3.4 1000 103 11 31 17| 3.1 2.9 6.0| 0.0 -35.1 -35.1 -35.1 -0.61| 6.6 -4.0 1500 105 9 25 16| 2.7 1.9 4.6| 9.2 -46.9 -37.7 -25.1 -0.43| 6.6 -2.8 2000 116 9 27 15| 3.0 1.4 4.4| 30.7 -46.9 -16.2 -8.1 -0.01| 7.2 -0.1 2500 128 11 36 12| 4.0 1.1 5.2| 52.4 -46.9 5.5 2.2 0.21| 7.6 1.6 3000 136 14 49 11| 4.2 1.0 5.2| 65.5 -47.0 18.5 6.2 0.27| 7.2 2.0 4000 141 18 72 10| 3.2 0.7 3.8| 65.5 -48.0 17.5 4.4 0.26| 5.7 1.5 5000 143 21 88 11| 2.5 0.6 3.1| 65.5 -49.4 16.1 3.2 0.24| 4.7 1.1 6000 144 23 97 12| 2.1 0.5 2.6| 78.5 -49.9 28.5 4.8 0.27| 4.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20260114.12.gif