UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011200.upa.cvt Date: 0000Z 12 JAN 26 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 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 1028 10 -11.7 -13.2 89 1.5 -12.1 135 9 259.4 259.6 259.5 263.0 1.34 1 1008 161 -7.5 -11.3 74 3.8 -8.5 142 16 265.0 265.3 264.2 269.4 1.60 2 1000 223 -7.5 -9.8 84 2.3 -8.1 145 19 265.6 265.9 265.0 270.5 1.81 3 959 549 -6.1 -9.1 79 3.0 -7.0 137 14 270.3 270.6 268.5 275.8 2.00 4 925 829 -8.1 -12.2 72 4.1 -9.2 130 9 271.0 271.3 268.4 275.5 1.62 5 850 1481 -13.1 -16.6 75 3.5 -13.9 70 5 272.4 272.6 268.6 275.9 1.23 6 829 1671 -14.7 -17.5 79 2.8 -15.3 62 5 272.7 272.9 268.7 276.0 1.17 7 810 1848 -10.1 -12.8 81 2.7 -10.9 54 5 279.4 279.7 273.7 284.5 1.76 8 806 1886 -10.1 -19.1 48 9.0 -12.2 52 6 279.8 280.0 272.8 282.9 1.05 9 792 2021 -9.9 -22.9 34 13.0 -12.6 46 6 281.4 281.5 273.3 283.7 0.76 10 700 2964 -15.3 -31.3 24 16.0 -17.8 5 7 285.5 285.6 275.0 286.8 0.40 11 697 2996 -15.3 -31.3 24 16.0 -17.8 5 7 285.9 286.0 275.2 287.2 0.40 12 647 3557 -16.5 -37.5 14 21.0 -19.3 3 10 290.7 290.7 277.4 291.5 0.23 13 520 5167 -26.3 -45.3 15 19.0 -27.9 356 18 297.6 297.6 280.5 298.1 0.13 14 500 5450 -27.7 -42.7 23 15.0 -29.0 355 19 299.3 299.3 281.3 299.9 0.18 15 499 5464 -27.7 -42.7 23 15.0 -29.0 355 19 299.4 299.5 281.4 300.1 0.18 16 453 6151 -33.3 -39.3 55 6.0 -33.8 351 23 300.8 300.9 282.1 301.8 0.28 17 400 7010 -40.7 -46.7 52 6.0 -41.0 345 29 302.1 302.1 282.4 302.6 0.14 18 384 7288 -42.9 -48.9 52 6.0 -43.2 344 29 302.7 302.8 282.7 303.2 0.12 19 326 8369 -53.9 -58.9 54 5.0 -54.0 341 30 302.1 302.1 282.3 302.3 0.04 20 300 8900 -57.7 -63.7 46 6.0 -57.8 340 31 304.0 304.0 283.0 304.1 0.02 21 251 9996 -66.1 -72.1 43 6.0 -66.1 340 19 307.4 307.4 284.4 307.5 0.01 22 250 10020 -66.1 -72.1 43 6.0 -66.1 340 19 307.8 307.8 284.5 307.8 0.01 23 229 10552 -68.5 -74.5 42 6.0 -68.5 320 11 312.0 312.0 286.0 312.0 0.01 24 224 10685 -68.7 -74.7 42 6.0 -68.7 318 12 313.6 313.6 286.6 313.7 0.01 25 200 11370 -66.9 -73.9 37 7.0 -67.0 310 15 326.8 326.8 290.8 326.8 0.01 26 167 12460 -65.1 -72.1 37 7.0 -65.1 307 14 347.1 347.1 296.0 347.2 0.01 27 150 13110 -66.3 -73.3 37 7.0 -66.4 305 13 355.9 355.9 297.9 355.9 0.01 28 124 14258 -66.9 -74.9 31 8.0 -67.0 291 17 374.7 374.7 301.4 374.7 0.01 29 100 15540 -71.5 -79.5 29 8.0 -71.5 275 21 389.6 389.6 303.8 389.6 0.01 30 70 17630 -75.3 -83.3 28 8.0 -75.3 265 27 423.3 423.3 308.1 423.3 0.01 31 58 18716 -76.7 -83.7 32 7.0 -76.7 443.5 443.5 310.2 443.6 0.01 TRP 229 10552 -68.5 -74.5 42 6.0 -68.5 320 11 312.0 312.0 286.0 312.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5227.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 39.51 % Est. max temperature: 0.90 C = 33.63 F Sfc-Lift cond lev (LCL): 1003.33 mb = 197.16 m = 646.85 ft T: -7.50 C 700-500 lapse rate: 4.99 C/km ThetaE index: 1.57 C Layer 806.0- 792.0 mb Conv cond level (CCL): 868.60 mb = 1314.06 m = 4311.17 ft Mean mixing ratio: 1.78 g/kg Conv temperature: 1.08 C = 33.95 F Cap Strength: 21.20 C Lifted Index: 22.26 C Risk: None Lifted Index @300 mb: 22.44 C Lifted Index @700 mb: 13.27 C Showalter Index: 19.45 C Risk: None Total Totals Index: 25.70 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 11.10 C K Index: -18.00 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 5.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.87 J/kg Max Up Vert Vel: 8.35 m/s Conv Inhibition (B-): 27447.58 J/kg Cap Strength: 22.14 C Lift Cond Lev (LCL): 932.39 mb = 767.14 m = 2516.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 46 at 9 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 1028 10 135 9 -6.4 6.4 | 179 12 -0.1 12.3 1 1000 223 145 19 -10.9 15.6 | 168 22 -4.7 21.5 2 925 829 130 9 -6.9 5.8 | 177 12 -0.7 11.8 3 850 1481 70 5 -4.7 -1.7 | 200 5 1.5 4.3 4 700 2964 5 7 -0.6 -7.0 | 280 6 5.6 -1.0 5 500 5450 355 19 1.7 -18.9 | 329 15 7.9 -12.9 6 400 7010 345 29 7.5 -28.0 | 328 26 13.7 -22.0 7 300 8900 340 31 10.6 -29.1 | 324 29 16.8 -23.1 8 250 10020 340 19 6.5 -17.9 | 313 17 12.7 -11.9 9 229 10552 320 11 7.1 -8.4 | 280 14 13.3 -2.4 10 200 11370 310 15 11.5 -9.6 | 282 18 17.7 -3.7 11 150 13110 305 13 10.6 -7.5 | 275 17 16.9 -1.5 12 100 15540 275 21 20.9 -1.8 | 261 27 27.2 4.2 13 70 17630 265 27 26.9 2.4 | 256 34 33.1 8.3 Wind Parameters Mean winds (0-6000m): 16.2 at 11.5 knts Storm direction: 46.2 at 8.6 knts Shear (0-3000m) pos: 0.9 neg: 3.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 102.8 deg Storm rel helicity (0-3000m) pos: 16.2 neg: -14.6 tot: 1.6 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.45 Bulk Shear: 76.87 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 ------------------------------------------------------------------------------- 500 142 15 170 18| 5.5 0.0 5.5| 1.5 -13.5 -12.0 -24.0 -0.21| 14.6 -3.0 1000 139 13 171 16| 2.7 4.0 6.7| 8.1 -14.6 -6.6 -6.6 -0.07| 11.5 -0.8 1500 132 11 172 13| 1.8 4.6 6.4| 11.7 -14.6 -2.9 -1.9 0.03| 9.6 0.3 2000 123 9 171 11| 1.4 4.0 5.3| 13.1 -14.6 -1.6 -0.8 0.08| 7.8 0.6 2500 113 9 169 10| 1.1 3.7 4.7| 14.8 -14.6 0.2 0.1 0.14| 6.7 0.9 3000 102 8 166 8| 0.9 3.4 4.3| 16.2 -14.6 1.6 0.5 0.16| 6.0 1.0 4000 69 9 147 3| 0.7 3.2 3.8| 23.2 -14.6 8.5 2.1 0.24| 5.1 1.2 5000 35 10 344 2| 0.5 3.0 3.6| 28.9 -14.6 14.3 2.9 0.26| 4.6 1.2 6000 16 12 329 6| 0.5 3.0 3.5| 32.0 -14.6 17.4 2.9 0.25| 4.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20260112.00.gif