UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 21 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 1013 7 -3.5 -4.3 94 0.8 -3.8 270 3 268.7 269.1 268.7 276.0 2.74 1 1000 109 -1.3 -4.0 82 2.7 -2.3 300 5 271.9 272.3 270.9 279.6 2.84 2 995 149 -1.1 -4.5 78 3.4 -2.3 300 5 272.4 272.9 271.1 279.9 2.75 3 983 245 -1.7 -6.6 69 4.9 -3.4 301 6 272.8 273.2 270.7 279.3 2.37 4 925 725 -5.9 -10.6 69 4.7 -7.3 305 11 273.3 273.6 270.2 278.4 1.84 5 850 1381 -11.1 -15.2 72 4.1 -12.1 275 15 274.5 274.7 270.2 278.4 1.38 6 700 2838 -22.3 -23.6 89 1.3 -22.5 270 27 277.8 277.9 271.2 280.2 0.81 7 689 2954 -23.1 -24.2 91 1.1 -23.3 270 29 278.2 278.3 271.4 280.5 0.78 8 678 3071 -22.9 -24.0 91 1.1 -23.1 270 31 279.7 279.8 272.3 282.1 0.81 9 658 3291 -21.9 -26.0 69 4.1 -22.5 271 34 283.2 283.3 274.2 285.3 0.70 10 634 3563 -23.1 -31.1 48 8.0 -24.1 271 38 284.9 284.9 274.7 286.3 0.45 11 571 4322 -26.9 -36.9 38 10.0 -27.9 273 49 289.1 289.1 276.6 290.0 0.28 12 543 4683 -27.7 -33.7 57 6.0 -28.4 274 55 292.3 292.4 278.4 293.6 0.41 13 500 5270 -31.9 -36.2 66 4.3 -32.3 275 64 294.1 294.2 279.2 295.3 0.35 14 436 6229 -38.9 -41.4 77 2.5 -39.1 275 73 297.0 297.1 280.4 297.8 0.23 15 412 6618 -40.9 -43.3 78 2.4 -41.1 275 77 299.3 299.3 281.3 300.0 0.20 16 400 6820 -41.7 -44.2 77 2.5 -41.8 275 79 300.8 300.8 282.0 301.5 0.19 17 379 7183 -42.7 -45.8 72 3.1 -42.9 273 81 304.1 304.2 283.3 304.7 0.17 18 346 7789 -48.2 -52.1 64 3.9 -48.3 270 85 304.8 304.8 283.4 305.1 0.09 19 343 7846 -48.7 -52.7 63 4.0 -48.8 271 85 304.8 304.8 283.4 305.1 0.08 20 334 8019 -51.9 -56.0 61 4.1 -52.0 272 83 302.8 302.8 282.6 303.0 0.06 21 319 8315 -52.9 -57.1 60 4.2 -53.0 275 81 305.4 305.4 283.6 305.6 0.05 22 300 8710 -52.9 -57.4 58 4.5 -53.0 275 83 310.8 310.8 285.7 311.0 0.05 23 286 9020 -52.9 -57.5 57 4.6 -53.0 278 78 315.1 315.1 287.2 315.3 0.06 24 250 9900 -49.7 -54.7 56 5.0 -49.9 285 64 332.2 332.2 292.4 332.5 0.09 25 242 10112 -47.7 -53.7 50 6.0 -48.0 285 61 338.3 338.3 294.0 338.7 0.11 26 200 11360 -48.9 -56.9 39 8.0 -49.3 285 44 355.3 355.4 297.8 355.7 0.09 27 175 12232 -51.3 -59.3 38 8.0 -51.6 290 40 365.2 365.2 299.8 365.5 0.07 28 165 12614 -50.5 -59.5 34 9.0 -50.9 292 38 372.8 372.8 301.1 373.1 0.08 29 161 12776 -47.3 -57.3 31 10.0 -47.9 293 37 380.8 380.8 302.5 381.3 0.10 30 152 13153 -50.1 -60.1 30 10.0 -50.5 295 35 382.3 382.3 302.6 382.7 0.08 31 150 13240 -49.7 -59.7 30 10.0 -50.1 295 35 384.4 384.4 303.0 384.8 0.08 32 113 15101 -48.5 -60.5 24 12.0 -49.3 292 31 419.1 419.1 307.7 419.6 0.10 33 100 15900 -51.5 -63.5 23 12.0 -52.1 290 29 428.2 428.2 308.7 428.6 0.07 34 70 18200 -52.9 -65.9 19 13.0 -53.7 320 25 471.2 471.2 312.8 471.7 0.08 35 51 20242 -52.5 -66.5 17 14.0 -53.6 329 19 516.8 516.9 316.1 517.5 0.10 36 50 20370 -53.3 -67.3 17 14.0 -54.3 330 19 517.9 517.9 316.2 518.4 0.09 37 33 23033 -56.5 -71.5 13 15.0 -57.6 350 27 574.7 574.8 319.4 575.3 0.07 38 30 23640 -55.9 -70.9 14 15.0 -57.2 355 29 592.2 592.3 320.3 592.9 0.09 39 20 26230 -53.5 -69.5 13 16.0 -55.7 350 33 672.4 672.5 323.6 673.8 0.16 40 14 28528 -52.9 -68.9 13 16.0 -55.9 746.7 746.8 325.9 749.0 0.26 41 12 29533 -48.1 -65.1 12 17.0 -52.9 797.3 797.6 327.3 802.3 0.50 42 11 30105 -49.3 -66.3 12 17.0 -54.0 813.1 813.3 327.7 817.8 0.47 43 10 30734 -46.7 -64.7 11 18.0 -52.7 845.2 845.6 328.4 852.0 0.64 TRP 319 8315 -52.9 -57.1 60 4.2 -53.0 275 81 305.4 305.4 283.6 305.6 0.05 WND 346 7789 -48.2 -52.1 64 3.9 -48.3 270 85 304.8 304.8 283.4 305.1 0.09 Sounding variables and indices 1000-500 mb thick: 5161.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 67.42 % Est. max temperature: 2.17 C = 35.90 F Sfc-Lift cond lev (LCL): 1000.12 mb = 108.04 m = 354.47 ft T: -1.32 C 700-500 lapse rate: 3.95 C/km ThetaE index: 1.53 C Layer 983.0- 850.0 mb Conv cond level (CCL): 883.40 mb = 1082.01 m = 3549.85 ft Mean mixing ratio: 2.24 g/kg Conv temperature: 1.83 C = 35.29 F Cap Strength: 11.95 C Lifted Index: 12.96 C Risk: None Lifted Index @300 mb: 22.67 C Lifted Index @700 mb: 1.26 C Showalter Index: 13.26 C Risk: None Total Totals Index: 37.50 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 16.70 C K Index: 4.30 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.66 J/kg Max Up Vert Vel: 4.40 m/s Conv Inhibition (B-): 73901.62 J/kg Cap Strength: 12.93 C Lift Cond Lev (LCL): 901.44 mb = 925.15 m = 3035.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 26 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 1013 7 270 3 3.0 -0.0 | 129 24 -18.3 14.8 1 1000 109 300 5 4.3 -2.5 | 126 21 -17.0 12.3 2 925 725 305 11 9.0 -6.3 | 125 15 -12.3 8.5 3 850 1381 275 15 14.9 -1.3 | 155 15 -6.4 13.5 4 700 2838 270 27 27.0 -0.0 | 201 16 5.7 14.8 5 500 5270 275 64 63.8 -5.6 | 258 43 42.4 9.3 6 400 6820 275 79 78.7 -6.9 | 262 58 57.4 7.9 7 346 7789 270 85 85.0 -0.0 | 257 65 63.7 14.8 8 319 8315 275 81 80.7 -7.1 | 263 60 59.4 7.8 9 300 8710 275 83 82.7 -7.2 | 263 62 61.4 7.6 10 250 9900 285 64 61.8 -16.6 | 272 41 40.5 -1.7 11 200 11360 285 44 42.5 -11.4 | 261 21 21.2 3.4 12 150 13240 295 35 31.7 -14.8 | 270 10 10.4 0.0 13 100 15900 290 29 27.3 -9.9 | 230 8 5.9 4.9 14 70 18200 320 25 16.1 -19.2 | 51 7 -5.2 -4.3 15 50 20370 330 19 9.5 -16.5 | 82 12 -11.8 -1.6 16 30 23640 355 29 2.5 -28.9 | 53 23 -18.8 -14.1 17 20 26230 350 33 5.7 -32.5 | 41 24 -15.6 -17.7 Wind Parameters Mean winds (0-6000m): 274.8 at 34.6 knts Storm direction: 304.8 at 26.0 knts Shear (0-3000m) pos: 1.1 neg: 3.9 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 80.4 deg Storm rel helicity (0-3000m) pos: 82.4 neg: -8.3 tot: 74.1 m^2/s^2 ave: 24.7 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 111.64 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 ------------------------------------------------------------------------------- 500 300 6 126 20| 6.8 0.0 6.8| 0.0 -7.3 -7.3 -14.6 -0.19| 6.9 -1.3 1000 301 9 127 17| 3.4 2.2 5.6| 11.0 -8.3 2.7 2.7 0.12| 6.1 0.7 1500 291 11 134 16| 2.3 3.2 5.4| 31.6 -8.3 23.3 15.5 0.39| 6.0 2.4 2000 285 12 142 15| 1.7 3.4 5.1| 46.8 -8.3 38.5 19.2 0.50| 5.6 2.8 2500 280 14 150 14| 1.4 3.6 4.9| 62.1 -8.3 53.7 21.5 0.58| 5.3 3.1 3000 277 16 159 14| 1.1 3.9 5.0| 82.4 -8.3 74.1 24.7 0.64| 5.4 3.4 4000 275 22 181 13| 2.7 2.9 5.6|145.7 -8.3 137.3 34.3 0.67| 6.0 4.0 5000 275 28 208 14| 3.7 2.3 6.0|215.3 -8.3 207.0 41.4 0.64| 6.4 4.0 6000 275 35 228 18| 3.6 2.3 6.0|259.6 -8.3 251.3 41.9 0.59| 6.3 3.7 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20250421.00.gif