UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011212.upa.cvt Date: 1200Z 12 JAN 26 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 12 JAN 26 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 1033 9 -18.7 -20.9 83 2.2 -19.0 110 3 252.1 252.2 252.1 254.0 0.70 1 1026 59 -15.9 -17.9 85 2.0 -16.2 114 5 255.4 255.5 255.3 257.8 0.91 2 1010 178 -13.3 -14.9 88 1.6 -13.6 124 10 259.1 259.3 258.9 262.3 1.19 3 1000 253 -14.1 -15.3 91 1.2 -14.3 130 13 259.0 259.2 258.8 262.2 1.16 4 983 383 -14.7 -16.0 90 1.3 -15.0 117 13 259.7 259.9 259.2 262.7 1.11 5 946 676 -9.5 -10.3 94 0.8 -9.7 87 13 267.9 268.2 266.6 272.9 1.84 6 925 849 -9.5 -11.9 83 2.4 -10.1 70 13 269.6 269.9 267.5 274.2 1.66 7 922 874 -8.9 -11.3 83 2.4 -9.5 72 13 270.5 270.7 268.2 275.3 1.75 8 863 1383 -11.7 -13.6 86 1.9 -12.2 119 8 272.7 273.0 269.3 277.1 1.55 9 850 1500 -10.7 -14.0 77 3.3 -11.5 130 7 274.9 275.2 270.7 279.3 1.52 10 833 1656 -9.7 -19.7 44 10.0 -11.9 144 7 277.6 277.7 271.4 280.4 0.96 11 822 1758 -9.9 -22.9 34 13.0 -12.6 153 7 278.4 278.6 271.5 280.6 0.74 12 700 2984 -15.7 -33.7 20 18.0 -18.3 265 7 285.1 285.2 274.6 286.1 0.32 13 635 3716 -17.9 -45.9 7 28.0 -20.7 279 10 290.7 290.7 277.2 291.0 0.10 14 601 4124 -21.1 -46.1 9 25.0 -23.4 288 12 291.6 291.6 277.6 291.9 0.10 15 589 4273 -22.5 -31.5 44 9.0 -23.8 291 12 291.6 291.7 278.2 293.1 0.47 16 541 4893 -25.5 -28.7 75 3.2 -26.0 303 15 295.2 295.3 280.1 297.3 0.66 17 500 5460 -29.5 -31.8 80 2.3 -29.8 315 17 297.1 297.2 280.8 298.8 0.53 18 434 6443 -36.7 -40.0 71 3.3 -37.0 318 23 300.2 300.3 281.8 301.1 0.27 19 432 6475 -36.7 -40.6 67 3.9 -37.0 318 24 300.6 300.6 282.0 301.5 0.26 20 300 8860 -58.3 -73.3 13 15.0 -58.4 320 40 303.2 303.2 282.7 303.2 0.01 21 278 9337 -60.1 -76.1 11 16.0 -60.2 316 35 307.2 307.2 284.3 307.3 0.00 22 250 9990 -65.3 -81.3 9 16.0 -65.4 310 29 309.0 309.0 284.9 309.0 0.00 23 213 10955 -72.3 -90.3 5 18.0 -72.3 310 23 312.6 312.6 286.2 312.6 0.00 24 200 11330 -69.3 -88.3 5 19.0 -69.4 295 21 323.0 323.0 289.7 323.0 0.00 25 179 11994 -65.3 -83.3 7 18.0 -65.4 295 20 340.0 340.0 294.3 340.0 0.00 26 150 13060 -66.9 -85.9 5 19.0 -67.0 295 19 354.8 354.8 297.7 354.8 0.00 27 101 15421 -71.5 -89.5 5 18.0 -71.6 280 23 388.5 388.5 303.6 388.5 0.00 28 100 15480 -71.5 -89.5 5 18.0 -71.6 280 23 389.6 389.6 303.8 389.6 0.00 29 76 17093 -73.5 -90.5 6 17.0 -73.6 417.2 417.2 307.4 417.2 0.00 30 71 17488 -76.5 -93.5 5 17.0 -76.6 419.0 419.0 307.6 419.0 0.00 TRP 213 10955 -72.3 -90.3 5 18.0 -72.3 310 23 312.6 312.6 286.2 312.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 50.07 % Est. max temperature: 1.31 C = 34.36 F Sfc-Lift cond lev (LCL): 996.39 mb = 280.41 m = 919.96 ft T: -14.23 C 700-500 lapse rate: 5.57 C/km ThetaE index: 0.13 C Layer 1000.0- 983.0 mb Conv cond level (CCL): 1026.00 mb = 59.48 m = 195.15 ft Mean mixing ratio: 1.32 g/kg Conv temperature: -12.92 C = 8.74 F Cap Strength: 25.46 C Lifted Index: 26.32 C Risk: None Lifted Index @300 mb: 26.99 C Lifted Index @700 mb: 18.85 C Showalter Index: 15.01 C Risk: None Total Totals Index: 34.30 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 15.50 C K Index: -13.20 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 4.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.16 J/kg Max Up Vert Vel: 10.21 m/s Conv Inhibition (B-): 26701.93 J/kg Cap Strength: 26.18 C Lift Cond Lev (LCL): 966.18 mb = 514.65 m = 1688.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 8 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 1033 9 110 3 -2.8 1.0 | 148 11 -5.6 8.9 1 1000 253 130 13 -10.0 8.4 | 142 21 -12.8 16.2 2 925 849 70 13 -12.2 -4.4 | 103 15 -15.0 3.4 3 850 1500 130 7 -5.4 4.5 | 146 15 -8.2 12.4 4 700 2984 265 7 7.0 0.6 | 206 9 4.1 8.5 5 500 5460 315 17 12.0 -12.0 | 294 10 9.2 -4.2 6 400 7010 320 27 17.4 -20.7 | 311 19 14.5 -12.8 7 300 8860 320 40 25.7 -30.6 | 315 32 22.9 -22.8 8 250 9990 310 29 22.2 -18.6 | 299 22 19.4 -10.8 9 213 10955 310 23 17.6 -14.8 | 295 16 14.8 -6.9 10 200 11330 295 21 19.0 -8.9 | 274 16 16.2 -1.0 11 150 13060 295 19 17.2 -8.0 | 271 14 14.4 -0.2 12 100 15480 280 23 22.7 -4.0 | 259 20 19.8 3.9 Wind Parameters Mean winds (0-6000m): 310.2 at 11.1 knts Storm direction: 340.2 at 8.3 knts Shear (0-3000m) pos: 3.2 neg: 1.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 59.3 deg Storm rel helicity (0-3000m) pos: 99.7 neg: -60.2 tot: 39.5 m^2/s^2 ave: 13.2 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 2.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.85 Bulk Shear: 61.53 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 ------------------------------------------------------------------------------- 500 121 11 138 18| 0.0 10.3 10.3| 0.0 -31.9 -31.9 -63.8 -0.45| 15.3 -6.9 1000 101 12 125 17| 0.0 4.6 4.6| 11.2 -60.2 -49.0 -49.0 -0.41| 12.6 -5.2 1500 100 11 126 17| 2.9 3.1 5.9| 46.6 -60.2 -13.6 -9.1 -0.05| 11.4 -0.5 2000 108 10 132 16| 3.5 2.3 5.8| 68.7 -60.2 8.5 4.3 0.10| 10.0 1.0 2500 117 9 137 16| 3.6 1.8 5.4| 88.3 -60.2 28.1 11.2 0.21| 9.1 1.9 3000 116 9 137 16| 3.2 1.5 4.7| 99.7 -60.2 39.5 13.2 0.26| 8.5 2.2 4000 140 9 150 17| 2.9 1.1 4.0|112.5 -60.2 52.3 13.1 0.33| 7.0 2.3 5000 288 10 234 8| 2.6 0.9 3.5|127.6 -60.2 67.4 13.5 0.40| 6.3 2.5 6000 310 11 263 6| 2.5 0.8 3.3|140.6 -60.2 80.4 13.4 0.43| 5.8 2.5 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20260112.12.gif