UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011912.upa.cvt Date: 1200Z 19 JAN 26 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 19 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 1023 6 -3.9 -5.7 87 1.8 -4.5 360 1 267.5 267.9 267.4 274.1 2.44 1 1019 37 -1.9 -2.9 93 1.0 -2.3 4 3 269.8 270.3 269.9 277.9 3.02 2 1000 186 -2.9 -4.0 92 1.1 -3.3 25 11 270.2 270.7 269.9 277.9 2.84 3 925 799 -7.1 -8.0 93 0.9 -7.4 15 11 272.0 272.4 270.1 278.3 2.26 4 900 1012 -8.7 -9.6 93 0.9 -8.9 18 12 272.5 272.9 270.1 278.2 2.05 5 890 1099 -6.7 -7.7 93 1.0 -7.0 20 12 275.5 275.9 272.4 282.2 2.40 6 850 1458 -8.5 -10.4 86 1.9 -9.1 25 13 277.2 277.6 272.9 283.0 2.03 7 746 2459 -14.7 -17.9 77 3.2 -15.4 22 22 281.0 281.3 273.9 284.7 1.25 8 700 2940 -16.3 -20.6 69 4.3 -17.2 20 27 284.4 284.6 275.4 287.6 1.06 9 687 3081 -16.9 -21.2 69 4.3 -17.8 19 27 285.3 285.5 275.8 288.4 1.02 10 500 5380 -34.9 -42.9 44 8.0 -35.4 10 19 290.5 290.5 277.2 291.1 0.17 11 400 6900 -46.1 -55.1 35 9.0 -46.3 10 21 295.1 295.1 279.2 295.3 0.05 12 380 7239 -48.7 -58.7 30 10.0 -48.9 9 21 296.0 296.0 279.6 296.1 0.04 13 364 7521 -51.3 -61.3 29 10.0 -51.5 8 21 296.2 296.2 279.7 296.3 0.03 14 301 8739 -57.5 -66.5 31 9.0 -57.6 5 21 304.0 304.0 283.0 304.1 0.02 15 300 8760 -57.5 -66.5 31 9.0 -57.6 5 21 304.3 304.3 283.1 304.4 0.02 16 250 9910 -57.5 -68.5 23 11.0 -57.6 10 21 320.6 320.6 288.9 320.6 0.02 17 206 11125 -57.7 -70.7 18 13.0 -57.9 357 18 338.5 338.5 294.0 338.6 0.01 18 200 11310 -58.5 -72.5 15 14.0 -58.6 355 17 340.1 340.1 294.4 340.2 0.01 19 150 13100 -62.9 -81.9 6 19.0 -63.0 5 11 361.7 361.7 299.0 361.7 0.00 20 100 15560 -69.1 -88.1 5 19.0 -69.2 350 15 394.2 394.2 304.4 394.2 0.00 21 74 17344 -72.5 -89.5 6 17.0 -72.6 337 15 422.5 422.5 308.0 422.5 0.00 22 70 17670 -73.3 -91.3 5 18.0 -73.4 335 15 427.6 427.6 308.6 427.6 0.00 23 50 19610 -77.1 -93.1 6 16.0 -77.1 335 11 461.8 461.8 312.0 461.8 0.00 24 40 20885 -80.1 -95.1 7 15.0 -80.1 326 15 484.7 484.7 313.8 484.7 0.00 25 30 22520 -78.9 -94.9 6 16.0 -79.0 315 21 529.5 529.5 316.9 529.6 0.00 26 23 24027 -78.5 -94.5 6 16.0 -78.6 308 25 572.5 572.5 319.3 572.5 0.00 27 20 24820 -78.9 -94.9 6 16.0 -79.0 305 27 594.7 594.7 320.3 594.7 0.00 28 19 25112 -78.5 -95.5 5 17.0 -78.6 604.7 604.7 320.8 604.7 0.00 29 15 26468 -76.3 -92.3 6 16.0 -76.5 654.3 654.3 322.9 654.3 0.00 TRP 301 8739 -57.5 -66.5 31 9.0 -57.6 5 21 304.0 304.0 283.0 304.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5194.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.32 inches Sfc-500 mean rel hum: 72.03 % Est. max temperature: 4.87 C = 40.77 F Sfc-Lift cond lev (LCL): 994.23 mb = 231.49 m = 759.46 ft T: -3.21 C 700-500 lapse rate: 7.62 C/km ThetaE index: 0.05 C Layer 900.0- 890.0 mb Conv cond level (CCL): 947.85 mb = 607.11 m = 1991.82 ft Mean mixing ratio: 2.62 g/kg Conv temperature: 0.12 C = 32.21 F Cap Strength: 8.45 C Lifted Index: 10.61 C Risk: None Lifted Index @300 mb: 18.65 C Lifted Index @700 mb: 7.88 C Showalter Index: 6.68 C Risk: None Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 24.50 C K Index: 11.70 Risk: None Sweat Index: 83.00 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.45 J/kg Max Up Vert Vel: 4.11 m/s Conv Inhibition (B-): 48541.10 J/kg Cap Strength: 10.52 C Lift Cond Lev (LCL): 957.02 mb = 531.45 m = 1743.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 47 at 14 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 1023 6 360 1 -0.0 -1.0 | 230 14 10.5 8.7 1 1000 186 25 11 -4.6 -10.0 | 273 6 5.9 -0.3 2 925 799 15 11 -2.8 -10.6 | 277 8 7.7 -0.9 3 850 1458 25 13 -5.5 -11.8 | 292 5 5.0 -2.1 4 700 2940 20 27 -9.2 -25.4 | 355 16 1.3 -15.7 5 500 5380 10 19 -3.3 -18.7 | 321 12 7.2 -9.0 6 400 6900 10 21 -3.6 -20.7 | 328 13 6.9 -11.0 7 301 8739 5 21 -1.8 -20.9 | 322 14 8.7 -11.2 8 300 8760 5 21 -1.8 -20.9 | 322 14 8.7 -11.2 9 250 9910 10 21 -3.6 -20.7 | 328 13 6.9 -11.0 10 200 11310 355 17 1.5 -16.9 | 301 14 12.0 -7.2 11 150 13100 5 11 -1.0 -11.0 | 277 10 9.6 -1.3 12 100 15560 350 15 2.6 -14.8 | 291 14 13.1 -5.1 13 70 17670 335 15 6.3 -13.6 | 283 17 16.9 -3.9 14 50 19610 335 11 4.6 -10.0 | 271 15 15.2 -0.3 15 30 22520 315 21 14.8 -14.8 | 281 26 25.4 -5.1 16 20 24820 305 27 22.1 -15.5 | 280 33 32.6 -5.8 Wind Parameters Mean winds (0-6000m): 17.3 at 19.1 knts Storm direction: 47.3 at 14.3 knts Shear (0-3000m) pos: 2.1 neg: 2.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 124.2 deg Storm rel helicity (0-3000m) pos: 39.4 neg: -0.5 tot: 38.9 m^2/s^2 ave: 13.0 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.64 Bulk Shear: 13.14 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 23 9 260 7| 10.4 0.0 10.4| 17.7 0.0 17.7 35.4 0.64| 11.7 7.5 1000 20 10 269 7| 5.2 0.4 5.5| 19.1 0.0 19.1 19.1 0.61| 6.8 4.1 1500 21 11 274 7| 4.1 0.2 4.4| 21.8 0.0 21.8 14.5 0.63| 5.3 3.3 2000 22 12 284 6| 3.1 1.4 4.5| 28.5 0.0 28.5 14.3 0.68| 5.2 3.5 2500 22 14 300 6| 2.5 2.1 4.6| 34.9 0.0 34.9 13.9 0.65| 5.2 3.3 3000 21 16 316 7| 2.1 2.4 4.5| 39.4 -0.5 38.9 13.0 0.60| 5.0 3.0 4000 20 18 329 8| 1.5 1.4 3.0| 39.4 -12.7 26.7 6.7 0.43| 4.2 1.8 5000 19 19 332 9| 1.2 0.9 2.1| 39.4 -23.7 15.7 3.1 0.30| 3.7 1.1 6000 17 19 330 10| 1.0 0.7 1.7| 41.2 -27.5 13.7 2.3 0.27| 3.3 0.9 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20260119.12.gif