UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010612.upa.cvt Date: 1200Z 6 JAN 26 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 6 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 1015 6 -6.9 -8.9 86 2.0 -7.5 360 7 265.1 265.4 264.8 270.3 1.92 1 1007 68 -3.5 -8.4 69 4.9 -5.0 11 14 269.1 269.4 267.7 274.6 2.01 2 1000 123 -3.7 -9.7 63 6.0 -5.5 20 21 269.5 269.7 267.7 274.5 1.83 3 974 330 -4.9 -11.9 58 7.0 -6.8 22 22 270.3 270.5 267.8 274.7 1.57 4 925 733 -8.9 -14.9 62 6.0 -10.4 25 23 270.2 270.4 267.3 273.8 1.30 5 850 1382 -14.3 -18.9 68 4.6 -15.2 30 33 271.2 271.3 267.4 274.0 1.01 6 803 1810 -18.1 -20.7 80 2.6 -18.6 27 36 271.6 271.7 267.5 274.2 0.91 7 798 1856 -18.3 -20.9 80 2.6 -18.8 27 37 271.8 272.0 267.7 274.4 0.90 8 783 1998 -18.1 -22.3 70 4.2 -18.8 26 38 273.5 273.7 268.6 275.9 0.82 9 700 2824 -24.7 -32.7 47 8.0 -25.5 20 44 275.1 275.2 268.8 276.2 0.35 10 692 2907 -25.3 -33.3 47 8.0 -26.1 19 44 275.4 275.4 268.9 276.4 0.33 11 588 4079 -29.7 -45.7 20 16.0 -30.7 7 40 283.4 283.4 273.3 283.7 0.11 12 538 4708 -32.5 -48.5 19 16.0 -33.4 0 38 287.3 287.3 275.4 287.6 0.09 13 500 5220 -36.5 -51.5 20 15.0 -37.1 355 36 288.5 288.5 276.0 288.8 0.07 14 437 6134 -44.7 -56.7 25 12.0 -45.0 352 34 289.5 289.5 276.5 289.6 0.04 15 400 6720 -48.3 -59.3 27 11.0 -48.5 350 33 292.2 292.2 277.8 292.3 0.03 16 359 7423 -53.3 -63.3 29 10.0 -53.4 344 32 294.7 294.7 279.0 294.8 0.02 17 300 8550 -63.5 -72.5 28 9.0 -63.6 335 31 295.8 295.8 279.5 295.9 0.01 18 294 8675 -65.5 -73.5 32 8.0 -65.5 335 30 294.7 294.7 279.0 294.7 0.01 19 270 9194 -68.1 -76.1 31 8.0 -68.1 335 27 298.2 298.2 280.6 298.2 0.00 20 250 9660 -67.9 -75.9 31 8.0 -67.9 330 19 305.1 305.1 283.4 305.1 0.01 21 246 9756 -67.9 -75.9 31 8.0 -67.9 329 19 306.5 306.5 284.0 306.6 0.01 22 234 10059 -63.1 -71.1 33 8.0 -63.1 324 18 318.2 318.2 288.2 318.3 0.01 23 200 11020 -63.1 -72.1 29 9.0 -63.2 310 17 332.8 332.8 292.5 332.9 0.01 24 161 12354 -62.3 -72.3 25 10.0 -62.4 306 15 355.5 355.5 297.8 355.5 0.01 25 150 12790 -63.1 -73.1 25 10.0 -63.2 305 15 361.4 361.4 299.0 361.4 0.01 26 100 15270 -66.1 -76.1 23 10.0 -66.2 275 19 400.0 400.0 305.2 400.1 0.01 27 70 17410 -69.3 -79.3 22 10.0 -69.4 260 27 436.1 436.1 309.5 436.2 0.01 28 63 18036 -70.9 -79.9 25 9.0 -71.0 262 28 445.9 445.9 310.5 446.0 0.01 29 50 19400 -72.1 -81.1 25 9.0 -72.2 265 29 473.6 473.6 313.0 473.6 0.01 30 30 22410 -72.1 -81.1 25 9.0 -72.2 260 44 548.1 548.1 318.0 548.2 0.02 31 24 23724 -73.3 -82.3 24 9.0 -73.5 252 50 580.7 580.7 319.7 580.8 0.02 32 20 24800 -70.7 -79.7 25 9.0 -71.0 245 54 619.8 619.8 321.5 620.0 0.03 33 10 29030 -58.8 -70.6 20 11.8 -60.9 250 89 800.1 800.3 327.3 802.9 0.28 34 9.5 29353 -57.9 -69.9 20 12.0 -60.2 815.3 815.5 327.7 818.6 0.33 TRP 270 9194 -68.1 -76.1 31 8.0 -68.1 335 27 298.2 298.2 280.6 298.2 0.00 WND 10 29030 -58.8 -70.6 20 11.8 -60.9 250 89 800.1 800.3 327.3 802.9 0.28 Sounding variables and indices 1000-500 mb thick: 5097.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 46.66 % Est. max temperature: -1.02 C = 30.17 F Sfc-Lift cond lev (LCL): 983.11 mb = 257.15 m = 843.67 ft T: -4.48 C 700-500 lapse rate: 4.92 C/km ThetaE index: 0.80 C Layer 925.0- 850.0 mb Conv cond level (CCL): 859.67 mb = 1295.20 m = 4249.28 ft Mean mixing ratio: 1.56 g/kg Conv temperature: -0.95 C = 30.30 F Cap Strength: 11.43 C Lifted Index: 12.05 C Risk: None Lifted Index @300 mb: 15.35 C Lifted Index @700 mb: 2.44 C Showalter Index: 12.11 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 17.60 C K Index: -4.70 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 3.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.34 J/kg Max Up Vert Vel: 3.83 m/s Conv Inhibition (B-): 52985.61 J/kg Cap Strength: 11.96 C Lift Cond Lev (LCL): 875.61 mb = 1154.17 m = 3786.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 43 at 27 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 1015 6 360 7 -0.0 -7.0 | 236 22 18.3 12.4 1 1000 123 20 21 -7.2 -19.7 | 271 11 11.1 -0.3 2 925 733 25 23 -9.7 -20.8 | 279 9 8.5 -1.4 3 850 1382 30 33 -16.5 -28.6 | 349 9 1.8 -9.1 4 700 2824 20 44 -15.0 -41.3 | 352 22 3.2 -21.9 5 500 5220 355 36 3.1 -35.9 | 307 27 21.4 -16.4 6 400 6720 350 33 5.7 -32.5 | 299 27 24.0 -13.1 7 300 8550 335 31 13.1 -28.1 | 285 33 31.4 -8.7 8 270 9194 335 27 11.4 -24.5 | 280 30 29.7 -5.0 9 250 9660 330 19 9.5 -16.5 | 264 28 27.8 3.0 10 200 11020 310 17 13.0 -10.9 | 255 32 31.3 8.5 11 150 12790 305 15 12.3 -8.6 | 250 32 30.6 10.8 12 100 15270 275 19 18.9 -1.7 | 244 41 37.2 17.8 13 70 17410 260 27 26.6 4.7 | 242 51 44.9 24.1 14 50 19400 265 29 28.9 2.5 | 245 52 47.2 22.0 15 30 22410 260 44 43.3 7.6 | 246 67 61.6 27.1 16 20 24800 245 54 48.9 22.8 | 238 79 67.2 42.3 17 10 29030 250 89 83.6 30.4 | 244 113 101.9 49.9 Wind Parameters Mean winds (0-6000m): 13.2 at 35.6 knts Storm direction: 43.2 at 26.7 knts Shear (0-3000m) pos: 4.8 neg: 2.1 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 111.9 deg Storm rel helicity (0-3000m) pos: 66.7 neg: -11.0 tot: 55.6 m^2/s^2 ave: 18.5 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 34.31 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 21 20 266 11| 16.5 0.0 16.5| 42.5 0.0 42.5 84.9 0.66| 17.2 11.3 1000 23 22 274 10| 10.9 0.0 10.9| 52.4 0.0 52.4 52.4 0.71| 11.3 8.0 1500 26 25 292 8| 9.6 0.0 9.6| 65.1 0.0 65.1 43.4 0.74| 10.0 7.4 2000 26 28 312 8| 7.2 1.1 8.3| 66.6 0.0 66.6 33.3 0.66| 8.6 5.7 2500 25 30 326 9| 5.8 1.8 7.6| 66.7 -0.5 66.2 26.5 0.58| 7.8 4.5 3000 24 32 334 11| 4.8 2.1 6.9| 66.7 -11.0 55.6 18.5 0.47| 7.3 3.4 4000 21 35 336 14| 3.6 1.9 5.5| 66.7 -60.6 6.1 1.5 0.24| 6.5 1.5 5000 17 36 332 17| 2.9 2.0 4.9| 66.7-109.6 -42.9 -8.6 0.08| 6.0 0.5 6000 13 36 326 18| 2.4 1.8 4.3| 66.7-136.2 -69.5 -11.6 0.01| 5.3 0.1 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20260106.12.gif