UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 20 APR 25 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 1014 5 0.0 -2.6 83 2.6 -1.0 290 9 272.1 272.6 271.4 280.5 3.11 1 1000 116 -1.3 -4.7 78 3.4 -2.5 295 15 271.9 272.3 270.7 279.2 2.69 2 925 731 -6.9 -8.9 86 2.0 -7.5 290 23 272.3 272.6 269.9 278.1 2.10 3 910 859 -7.3 -9.1 87 1.8 -7.8 294 23 273.1 273.5 270.5 279.0 2.11 4 859 1305 -10.7 -17.7 56 7.0 -12.3 308 21 274.1 274.3 269.5 277.3 1.11 5 850 1386 -11.5 -18.5 56 7.0 -13.0 310 21 274.1 274.3 269.4 277.1 1.04 6 738 2450 -20.3 -24.8 67 4.5 -21.0 288 28 275.8 275.9 269.8 277.9 0.69 7 727 2562 -20.1 -24.4 69 4.3 -20.8 286 29 277.2 277.3 270.8 279.4 0.73 8 700 2842 -20.1 -28.1 49 8.0 -21.2 280 31 280.2 280.3 272.2 281.9 0.54 9 682 3035 -20.5 -32.5 33 12.0 -22.0 281 34 281.9 281.9 272.9 283.0 0.37 10 607 3887 -25.7 -29.9 68 4.2 -26.2 286 45 285.4 285.5 275.1 287.1 0.53 11 577 4253 -26.9 -35.9 42 9.0 -27.8 289 50 288.2 288.2 276.2 289.2 0.31 12 552 4571 -29.5 -40.5 34 11.0 -30.4 291 54 288.8 288.8 276.4 289.5 0.20 13 525 4927 -32.3 -44.3 29 12.0 -33.1 293 59 289.6 289.6 276.7 290.1 0.14 14 500 5270 -33.1 -46.1 26 13.0 -33.9 295 64 292.7 292.7 278.2 293.1 0.12 15 472 5673 -34.3 -49.3 20 15.0 -35.1 295 73 296.1 296.1 279.7 296.4 0.09 16 424 6414 -39.9 -53.9 21 14.0 -40.4 295 88 298.1 298.1 280.6 298.3 0.06 17 400 6810 -41.3 -55.3 21 14.0 -41.8 295 97 301.3 301.3 282.0 301.5 0.05 18 386 7051 -42.7 -56.7 20 14.0 -43.2 295 98 302.6 302.6 282.5 302.7 0.05 19 331 8072 -50.0 -62.5 21 12.6 -50.2 295 101 306.2 306.2 283.9 306.3 0.03 20 311 8477 -52.9 -64.9 22 12.0 -53.1 295 95 307.6 307.6 284.4 307.7 0.02 21 308 8539 -52.9 -64.9 22 12.0 -53.1 295 93 308.5 308.5 284.8 308.5 0.02 22 300 8710 -50.7 -62.7 23 12.0 -51.0 295 87 313.9 313.9 286.8 314.0 0.03 23 250 9910 -47.3 -59.3 24 12.0 -47.7 290 66 335.7 335.8 293.3 336.0 0.05 24 248 9963 -46.5 -59.5 21 13.0 -47.0 290 65 337.7 337.7 293.8 337.9 0.05 25 219 10778 -49.7 -63.7 18 14.0 -50.1 293 54 345.0 345.0 295.6 345.1 0.03 26 200 11370 -48.9 -62.9 18 14.0 -49.4 295 46 355.3 355.3 297.8 355.5 0.04 27 177 12174 -49.3 -64.3 16 15.0 -49.8 295 41 367.3 367.3 300.1 367.5 0.04 28 170 12441 -46.3 -62.3 15 16.0 -47.0 295 40 376.6 376.6 301.7 376.8 0.05 29 150 13270 -48.7 -64.7 14 16.0 -49.3 295 35 386.2 386.2 303.2 386.4 0.04 30 141 13675 -49.1 -65.1 14 16.0 -49.7 294 34 392.3 392.4 304.2 392.6 0.04 31 124 14518 -47.5 -64.5 12 17.0 -48.4 293 32 409.9 409.9 306.5 410.2 0.05 32 100 15920 -52.3 -69.3 11 17.0 -52.9 290 29 426.7 426.7 308.5 426.9 0.03 33 75 17783 -50.7 -68.7 10 18.0 -51.7 314 16 466.6 466.6 312.4 466.9 0.05 34 70 18230 -52.5 -69.5 11 17.0 -53.4 320 13 472.1 472.1 312.8 472.3 0.05 35 50 20400 -53.1 -71.1 9 18.0 -54.2 330 23 518.3 518.4 316.2 518.7 0.05 36 45 21076 -54.7 -72.7 9 18.0 -55.8 333 23 530.3 530.3 316.9 530.6 0.05 37 30 23670 -54.3 -72.3 9 18.0 -55.9 345 25 596.6 596.6 320.5 597.1 0.07 38 25 24838 -54.7 -72.7 9 18.0 -56.5 627.4 627.4 321.8 628.0 0.08 TRP 311 8477 -52.9 -64.9 22 12.0 -53.1 295 95 307.6 307.6 284.4 307.7 0.02 WND 331 8072 -50.0 -62.5 21 12.6 -50.2 295 101 306.2 306.2 283.9 306.3 0.03 Sounding variables and indices 1000-500 mb thick: 5154.00 m Freezing level: 1014.00 mb = 5.03 m = 16.50 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 56.48 % Est. max temperature: 1.95 C = 35.52 F Sfc-Lift cond lev (LCL): 973.59 mb = 327.14 m = 1073.26 ft T: -3.22 C 700-500 lapse rate: 5.35 C/km ThetaE index: 2.43 C Layer 1000.0- 910.0 mb Conv cond level (CCL): 911.88 mb = 842.45 m = 2763.92 ft Mean mixing ratio: 2.43 g/kg Conv temperature: 0.95 C = 33.70 F Cap Strength: 9.52 C Lifted Index: 11.79 C Risk: None Lifted Index @300 mb: 24.92 C Lifted Index @700 mb: 3.49 C Showalter Index: 13.11 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 14.60 C K Index: -4.90 Risk: None Sweat Index: 106.00 Risk: None Energy Index: 3.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.66 J/kg Max Up Vert Vel: 1.82 m/s Conv Inhibition (B-): 46674.09 J/kg Cap Strength: 11.38 C Lift Cond Lev (LCL): 924.57 mb = 734.62 m = 2410.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 322 at 29 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 1014 5 290 9 8.5 -3.1 | 155 22 -9.6 20.2 1 1000 116 295 15 13.6 -6.3 | 165 18 -4.5 17.0 2 925 731 290 23 21.6 -7.9 | 193 16 3.5 15.4 3 850 1386 310 21 16.1 -13.5 | 169 10 -2.0 9.8 4 700 2842 280 31 30.5 -5.4 | 215 22 12.4 17.9 5 500 5270 295 64 58.0 -27.0 | 275 40 39.9 -3.7 6 400 6810 295 97 87.9 -41.0 | 284 72 69.8 -17.7 7 331 8072 295 101 91.5 -42.7 | 285 76 73.5 -19.4 8 311 8477 295 95 86.1 -40.1 | 284 70 68.0 -16.8 9 300 8710 295 87 78.8 -36.8 | 282 62 60.8 -13.5 10 250 9910 290 66 62.0 -22.6 | 269 44 43.9 0.7 11 200 11370 295 46 41.7 -19.4 | 261 24 23.6 3.9 12 150 13270 295 35 31.7 -14.8 | 238 16 13.6 8.5 13 100 15920 290 29 27.3 -9.9 | 214 16 9.2 13.4 14 70 18230 320 13 8.4 -10.0 | 144 17 -9.7 13.3 15 50 20400 330 23 11.5 -19.9 | 117 7 -6.6 3.4 16 30 23670 345 25 6.5 -24.1 | 86 12 -11.6 -0.8 Wind Parameters Mean winds (0-6000m): 292.2 at 39.3 knts Storm direction: 322.2 at 29.5 knts Shear (0-3000m) pos: 2.3 neg: 2.9 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 66.0 deg Storm rel helicity (0-3000m) pos: 97.1 neg: -14.4 tot: 82.7 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 70.16 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 ------------------------------------------------------------------------------- 500 293 16 170 17| 11.4 0.0 11.4| 40.4 0.0 40.4 80.9 0.76| 11.6 8.8 1000 293 19 179 16| 6.9 0.0 6.9| 51.6 -4.7 46.9 46.9 0.58| 8.8 5.1 1500 297 20 179 14| 4.6 0.0 4.6| 54.3 -14.4 39.9 26.6 0.34| 7.7 2.6 2000 298 21 181 13| 3.5 1.4 4.9| 68.0 -14.4 53.6 26.8 0.44| 7.2 3.2 2500 296 22 187 14| 2.8 2.3 5.1| 79.4 -14.4 65.0 26.0 0.45| 7.0 3.2 3000 293 24 194 15| 2.3 2.9 5.2| 97.1 -14.4 82.7 27.6 0.46| 6.9 3.2 4000 290 28 209 16| 3.5 2.2 5.7|182.0 -14.4 167.6 41.9 0.58| 7.0 4.0 5000 291 33 228 17| 4.3 1.7 6.1|282.1 -14.4 267.7 53.5 0.62| 7.1 4.4 6000 292 39 245 20| 4.4 2.2 6.5|368.6 -14.4 354.2 59.0 0.57| 7.6 4.3 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20250420.12.gif