UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 29 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 1009 25 -11.3 -13.5 84 2.2 -11.8 45 13 261.2 261.4 260.8 264.8 1.33 1 1000 94 -11.9 -15.5 75 3.6 -12.6 60 13 261.2 261.4 260.5 264.3 1.14 2 948 500 -14.5 -17.9 75 3.4 -15.2 70 14 262.6 262.8 261.2 265.3 0.99 3 925 686 -15.9 -18.7 79 2.8 -16.4 75 15 263.1 263.2 261.5 265.7 0.94 4 900 893 -17.3 -19.6 82 2.3 -17.7 77 15 263.7 263.8 261.9 266.2 0.90 5 850 1325 -15.3 -17.6 83 2.3 -15.8 80 15 270.1 270.3 266.9 273.3 1.13 6 782 1953 -16.9 -21.9 65 5.0 -17.8 93 19 274.9 275.1 269.5 277.4 0.85 7 760 2166 -19.7 -25.7 59 6.0 -20.6 97 21 274.1 274.2 268.7 276.0 0.62 8 700 2773 -22.1 -26.8 66 4.7 -22.8 110 25 278.0 278.1 271.1 279.8 0.61 9 583 4097 -29.1 -40.1 34 11.0 -30.0 105 31 284.8 284.8 274.2 285.4 0.20 10 513 5001 -34.3 -44.3 36 10.0 -34.9 101 35 289.1 289.1 276.5 289.6 0.15 11 500 5180 -35.1 -45.1 35 10.0 -35.7 100 36 290.2 290.3 277.0 290.7 0.14 12 480 5463 -35.9 -45.9 35 10.0 -36.5 100 36 292.7 292.7 278.2 293.1 0.13 13 400 6700 -46.1 -58.1 24 12.0 -46.4 100 36 295.1 295.1 279.2 295.2 0.04 14 330 7963 -53.3 -64.3 25 11.0 -53.5 95 35 301.9 301.9 282.1 302.0 0.02 15 300 8580 -52.5 -63.5 25 11.0 -52.7 95 36 311.3 311.4 285.8 311.4 0.02 16 285 8913 -51.5 -63.5 23 12.0 -51.7 96 35 317.4 317.4 287.9 317.5 0.03 17 268 9317 -46.3 -59.3 22 13.0 -46.7 98 34 330.6 330.6 291.9 330.8 0.05 18 250 9780 -46.1 -59.1 22 13.0 -46.6 100 33 337.5 337.5 293.7 337.7 0.05 19 232 10278 -45.1 -59.1 19 14.0 -45.7 100 28 346.3 346.4 295.8 346.6 0.06 20 200 11270 -45.1 -62.1 13 17.0 -45.8 100 19 361.4 361.4 299.0 361.6 0.04 21 174 12203 -42.9 -60.9 12 18.0 -43.9 131 13 379.7 379.7 302.2 380.0 0.06 22 150 13200 -44.1 -63.1 10 19.0 -45.2 165 7 394.1 394.1 304.4 394.3 0.05 23 135 13907 -43.3 -63.3 9 20.0 -44.6 148 9 407.5 407.6 306.2 407.8 0.06 24 116 14917 -47.7 -67.7 8 20.0 -48.7 124 12 417.5 417.5 307.4 417.6 0.04 25 100 15900 -46.1 -67.1 8 21.0 -47.4 100 15 438.7 438.7 309.8 438.9 0.05 26 89 16676 -44.1 -65.1 8 21.0 -45.8 100 14 457.5 457.5 311.6 457.9 0.07 27 73 17993 -47.7 -68.7 7 21.0 -49.1 100 13 476.6 476.6 313.2 476.9 0.05 28 70 18270 -46.5 -67.5 7 21.0 -48.2 100 13 484.9 484.9 313.8 485.3 0.06 29 68 18462 -46.5 -67.5 7 21.0 -48.2 101 13 488.9 489.0 314.2 489.3 0.06 30 53 20114 -47.1 -68.1 7 21.0 -49.1 112 13 523.7 523.7 316.6 524.2 0.08 31 50 20500 -47.3 -69.3 6 22.0 -49.4 115 13 532.0 532.0 317.1 532.5 0.07 32 40 21970 -47.9 -68.9 7 21.0 -50.2 124 13 565.6 565.6 319.0 566.2 0.09 33 30 23860 -48.9 -69.9 7 21.0 -51.5 135 13 611.3 611.4 321.2 612.1 0.10 34 29 24083 -48.9 -69.9 7 21.0 -51.6 131 13 617.3 617.3 321.4 618.1 0.11 35 22 25895 -49.7 -70.7 7 21.0 -52.8 97 13 665.7 665.7 323.3 666.7 0.13 36 20 26520 -48.7 -69.7 7 21.0 -52.3 85 13 687.1 687.2 324.0 688.5 0.16 37 17 27595 -45.9 -67.9 7 22.0 -50.9 728.8 728.9 325.4 731.0 0.24 38 13 29386 -44.5 -68.5 5 24.0 -51.0 791.7 791.9 327.1 794.6 0.29 39 11 30509 -42.9 -66.9 5 24.0 -50.7 836.3 836.5 328.2 840.8 0.43 TRP 330 7963 -53.3 -64.3 25 11.0 -53.5 95 35 301.9 301.9 282.1 302.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5086.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 58.41 % Est. max temperature: -3.54 C = 25.63 F Sfc-Lift cond lev (LCL): 973.83 mb = 295.88 m = 970.73 ft T: -13.19 C 700-500 lapse rate: 5.40 C/km ThetaE index: 1.41 C Layer 760.0- 700.0 mb Conv cond level (CCL): 749.45 mb = 2268.77 m = 7443.39 ft Mean mixing ratio: 1.03 g/kg Conv temperature: 2.35 C = 36.24 F Cap Strength: 19.94 C Lifted Index: 20.72 C Risk: None Lifted Index @300 mb: 32.73 C Lifted Index @700 mb: 12.39 C Showalter Index: 14.13 C Risk: None Total Totals Index: 37.30 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 17.50 C K Index: -2.50 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.50 J/kg Max Up Vert Vel: 4.12 m/s Conv Inhibition (B-): 69925.12 J/kg Cap Strength: 20.14 C Lift Cond Lev (LCL): 909.60 mb = 812.78 m = 2666.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 129 at 19 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 1009 25 45 13 -9.2 -9.2 | 345 22 5.7 -21.1 1 1000 94 60 13 -11.3 -6.5 | 349 19 3.7 -18.4 2 925 686 75 15 -14.5 -3.9 | 358 16 0.4 -15.8 3 850 1325 80 15 -14.8 -2.6 | 359 15 0.1 -14.5 4 700 2773 110 25 -23.5 8.6 | 69 9 -8.6 -3.4 5 500 5180 100 36 -35.5 6.3 | 75 21 -20.5 -5.7 6 400 6700 100 36 -35.5 6.3 | 75 21 -20.5 -5.7 7 330 7963 95 35 -34.9 3.1 | 66 22 -20.0 -8.9 8 300 8580 95 36 -35.9 3.1 | 67 23 -21.0 -8.8 9 250 9780 100 33 -32.5 5.7 | 71 19 -17.6 -6.2 10 200 11270 100 19 -18.7 3.3 | 24 9 -3.8 -8.6 11 150 13200 165 7 -1.8 6.8 | 291 14 13.1 -5.2 12 100 15900 100 15 -14.8 2.6 | 359 9 0.1 -9.3 13 70 18270 100 13 -12.8 2.3 | 348 10 2.1 -9.7 14 50 20500 115 13 -11.8 5.5 | 334 7 3.1 -6.4 15 30 23860 135 13 -9.2 9.2 | 295 6 5.7 -2.7 16 20 26520 85 13 -13.0 -1.1 | 351 13 2.0 -13.0 Wind Parameters Mean winds (0-6000m): 98.6 at 25.4 knts Storm direction: 128.6 at 19.1 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 63.1 neg: 0.0 tot: 63.1 m^2/s^2 ave: 21.0 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 34.70 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 64 14 352 18| 6.5 0.0 6.5| 17.6 0.0 17.6 35.3 0.56| 6.6 3.7 1000 70 14 355 17| 4.2 0.0 4.2| 21.6 0.0 21.6 21.6 0.54| 4.2 2.3 1500 74 15 357 16| 3.5 0.0 3.5| 27.9 0.0 27.9 18.6 0.58| 3.7 2.1 2000 78 15 1 15| 3.9 0.0 3.9| 41.8 0.0 41.8 20.9 0.67| 4.0 2.7 2500 85 17 7 14| 4.2 0.0 4.2| 55.3 0.0 55.3 22.1 0.74| 4.2 3.1 3000 91 18 15 12| 4.0 0.0 4.0| 63.1 0.0 63.1 21.0 0.75| 4.2 3.1 4000 96 21 30 11| 3.0 0.6 3.7| 65.7 0.0 65.7 16.4 0.65| 3.8 2.5 5000 98 23 43 12| 2.4 1.0 3.5| 66.1 -0.4 65.7 13.1 0.55| 3.6 2.0 6000 99 25 52 13| 2.0 0.9 3.0| 66.1 -0.7 65.4 10.9 0.54| 3.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250429.00.gif