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 U0046... Searching the city database file for: U0046 ... Date:0000Z 21 APR 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1007 29 -17.3 -19.7 82 2.4 -17.7 315 5 255.3 255.5 255.0 257.5 0.80 1 1000 81 -16.9 -21.4 68 4.5 -17.6 330 7 256.2 256.4 255.6 258.1 0.69 2 968 324 -18.1 -22.6 68 4.5 -18.7 340 10 257.4 257.5 256.4 259.2 0.64 3 925 662 -19.9 -23.9 70 4.0 -20.4 355 13 259.0 259.1 257.6 260.6 0.60 4 863 1175 -22.3 -25.3 77 3.0 -22.7 28 21 261.6 261.7 259.6 263.2 0.57 5 850 1288 -18.5 -20.7 83 2.2 -18.8 35 23 266.8 266.9 264.1 269.2 0.86 6 836 1412 -15.3 -17.1 86 1.8 -15.7 33 23 271.4 271.6 267.9 274.8 1.20 7 784 1896 -16.1 -24.1 50 8.0 -17.5 25 23 275.6 275.7 269.7 277.6 0.69 8 754 2187 -19.3 -29.3 41 10.0 -20.7 20 23 275.2 275.3 269.0 276.6 0.45 9 700 2736 -21.9 -28.9 53 7.0 -22.8 10 23 278.2 278.3 271.0 279.8 0.50 10 619 3632 -26.5 -31.1 65 4.6 -27.1 8 24 282.9 283.0 273.6 284.4 0.46 11 527 4774 -34.5 -38.9 64 4.4 -34.8 6 26 286.6 286.7 275.3 287.4 0.25 12 500 5140 -36.7 -41.7 60 5.0 -37.0 5 27 288.3 288.3 276.1 288.9 0.20 13 459 5727 -41.1 -47.1 52 6.0 -41.3 11 29 289.9 290.0 276.8 290.3 0.12 14 400 6650 -47.3 -53.3 50 6.0 -47.4 20 31 293.5 293.5 278.5 293.8 0.07 15 335 7804 -55.5 -62.5 41 7.0 -55.6 25 27 297.6 297.6 280.3 297.7 0.03 16 300 8520 -48.5 -55.5 44 7.0 -48.7 20 19 317.0 317.0 287.8 317.3 0.07 17 259 9486 -46.5 -55.5 35 9.0 -46.9 24 16 333.5 333.6 292.7 333.9 0.08 18 250 9720 -45.3 -55.3 32 10.0 -45.7 25 15 338.7 338.7 294.1 339.1 0.08 19 208 10955 -42.5 -57.5 18 15.0 -43.3 17 15 361.4 361.4 299.0 361.7 0.08 20 200 11220 -42.3 -58.3 16 16.0 -43.2 15 15 365.8 365.8 299.9 366.1 0.07 21 185 11747 -43.3 -61.3 12 18.0 -44.2 22 13 372.4 372.4 301.0 372.7 0.05 22 150 13160 -43.7 -63.7 9 20.0 -44.8 40 9 394.8 394.8 304.5 395.0 0.05 23 117 14825 -45.7 -67.7 7 22.0 -46.9 46 8 420.1 420.1 307.7 420.3 0.04 24 100 15870 -46.5 -69.5 6 23.0 -47.8 50 7 437.9 437.9 309.7 438.1 0.03 25 90 16569 -46.3 -70.3 5 24.0 -47.7 59 8 451.7 451.7 311.0 451.9 0.03 26 70 18230 -47.9 -71.9 5 24.0 -49.4 80 9 481.9 481.9 313.6 482.1 0.03 27 55 19816 -49.5 -73.5 4 24.0 -51.1 55 12 512.7 512.7 315.8 512.9 0.03 28 50 20440 -49.7 -73.7 4 24.0 -51.4 45 13 526.4 526.4 316.7 526.6 0.04 29 43 21427 -49.1 -73.1 4 24.0 -51.1 46 14 551.0 551.0 318.2 551.3 0.05 30 31 23558 -52.1 -75.1 5 23.0 -54.1 50 15 597.0 597.0 320.5 597.3 0.05 31 30 23770 -52.1 -75.1 5 23.0 -54.1 50 15 602.6 602.6 320.7 603.0 0.05 32 24 25220 -52.3 -71.3 8 19.0 -54.6 53 23 641.7 641.8 322.4 642.6 0.11 33 20 26410 -50.1 -69.1 9 19.0 -53.2 55 29 682.8 682.9 323.9 684.3 0.17 34 17 27477 -47.9 -67.9 8 20.0 -52.1 53 29 722.4 722.5 325.2 724.5 0.24 35 13 29260 -44.3 -64.3 9 20.0 -50.5 49 28 792.4 792.7 327.2 797.6 0.52 36 11 30379 -44.7 -64.7 9 20.0 -51.4 46 27 829.8 830.1 328.1 835.8 0.58 37 10 31020 -42.1 -63.1 8 21.0 -50.3 45 27 862.4 862.8 328.8 870.9 0.79 38 8.6 32042 -41.3 -62.3 9 21.0 -50.4 903.5 904.1 329.7 915.1 1.02 TRP 335 7804 -55.5 -62.5 41 7.0 -55.6 25 27 297.6 297.6 280.3 297.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5059.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 63.05 % Est. max temperature: -8.63 C = 16.47 F Sfc-Lift cond lev (LCL): 968.26 mb = 322.23 m = 1057.18 ft T: -18.09 C 700-500 lapse rate: 6.16 C/km ThetaE index: 1.08 C Layer 754.0- 700.0 mb Conv cond level (CCL): 601.39 mb = 3836.74 m = 12587.57 ft Mean mixing ratio: 0.64 g/kg Conv temperature: 11.02 C = 51.83 F Cap Strength: 22.61 C Lifted Index: 23.63 C Risk: None Lifted Index @300 mb: 40.69 C Lifted Index @700 mb: 17.34 C Showalter Index: 15.84 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 16.00 C K Index: -9.50 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 4.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.27 J/kg Max Up Vert Vel: 5.15 m/s Conv Inhibition (B-): 84248.18 J/kg Cap Strength: 23.52 C Lift Cond Lev (LCL): 892.16 mb = 929.53 m = 3049.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 41 at 17 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 1007 29 315 5 3.5 -3.5 | 238 17 14.8 9.2 1 1000 81 330 7 3.5 -6.1 | 246 16 14.8 6.7 2 925 662 355 13 1.1 -13.0 | 271 12 12.4 -0.2 3 850 1288 35 23 -13.2 -18.8 | 18 6 -1.9 -6.1 4 700 2736 10 23 -4.0 -22.7 | 324 12 7.3 -9.9 5 500 5140 5 27 -2.4 -26.9 | 328 17 8.9 -14.1 6 400 6650 20 31 -10.6 -29.1 | 358 16 0.7 -16.4 7 335 7804 25 27 -11.4 -24.5 | 1 12 -0.1 -11.7 8 300 8520 20 19 -6.5 -17.9 | 317 7 4.8 -5.1 9 250 9720 25 15 -6.3 -13.6 | 279 5 4.9 -0.8 10 200 11220 15 15 -3.9 -14.5 | 283 8 7.4 -1.7 11 150 13160 40 9 -5.8 -6.9 | 223 8 5.5 5.9 12 100 15870 50 7 -5.4 -4.5 | 216 10 5.9 8.3 13 70 18230 80 9 -8.9 -1.6 | 192 11 2.4 11.2 14 50 20440 45 13 -9.2 -9.2 | 210 4 2.1 3.6 15 30 23770 50 15 -11.5 -9.6 | 176 3 -0.2 3.1 16 20 26410 55 29 -23.8 -16.6 | 73 13 -12.5 -3.9 17 10 31020 45 27 -19.1 -19.1 | 51 10 -7.8 -6.3 Wind Parameters Mean winds (0-6000m): 11.4 at 22.7 knts Storm direction: 41.4 at 17.0 knts Shear (0-3000m) pos: 3.8 neg: 1.5 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 86.4 deg Storm rel helicity (0-3000m) pos: 64.6 neg: -18.0 tot: 46.5 m^2/s^2 ave: 15.5 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.41 Bulk Shear: 32.55 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 ------------------------------------------------------------------------------- 500 341 9 253 15| 8.2 0.0 8.2| 29.1 0.0 29.1 58.3 0.87| 8.4 7.3 1000 357 12 266 12| 8.9 0.0 8.9| 52.6 0.0 52.6 52.6 0.84| 9.7 8.1 1500 14 15 285 8| 7.7 0.0 7.7| 64.1 -2.3 61.9 41.2 0.78| 9.4 7.3 2000 18 17 301 7| 5.7 0.9 6.6| 64.1 -8.3 55.8 27.9 0.60| 7.9 4.8 2500 18 18 310 7| 4.6 1.4 6.0| 64.1 -15.0 49.1 19.6 0.47| 7.0 3.3 3000 17 19 314 8| 3.8 1.5 5.3| 64.6 -18.0 46.5 15.5 0.42| 6.2 2.6 4000 14 20 318 9| 2.9 1.3 4.2| 66.3 -18.0 48.3 12.1 0.41| 4.9 2.0 5000 12 22 321 11| 2.3 1.2 3.5| 67.6 -18.0 49.6 9.9 0.40| 4.1 1.6 6000 11 23 324 12| 2.3 1.0 3.3| 89.2 -18.0 71.1 11.9 0.46| 3.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250421.00.gif