UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 28 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 1012 28 -12.7 -14.4 87 1.7 -13.0 45 15 259.6 259.8 259.3 262.9 1.24 1 1000 119 -12.3 -15.6 76 3.3 -13.0 55 15 260.9 261.0 260.2 263.9 1.13 2 936 620 -13.3 -16.8 75 3.5 -14.0 93 15 264.8 265.0 263.1 267.8 1.09 3 925 709 -15.7 -19.1 75 3.4 -16.3 100 15 263.3 263.4 261.6 265.8 0.91 4 859 1264 -19.9 -22.4 80 2.5 -20.3 113 26 264.5 264.6 262.2 266.6 0.74 5 850 1343 -18.1 -20.5 81 2.4 -18.5 115 27 267.2 267.3 264.4 269.7 0.88 6 837 1459 -13.5 -15.4 86 1.9 -13.9 113 27 273.2 273.4 269.4 277.1 1.38 7 813 1679 -14.1 -15.1 92 1.0 -14.3 109 26 274.9 275.1 270.5 279.0 1.45 8 790 1895 -14.5 -16.2 87 1.7 -14.9 106 25 276.7 276.9 271.5 280.6 1.36 9 700 2796 -21.5 -27.5 58 6.0 -22.4 90 21 278.7 278.8 271.4 280.4 0.57 10 554 4478 -34.1 -46.1 29 12.0 -34.7 80 21 283.0 283.1 273.1 283.4 0.11 11 500 5190 -38.7 -51.7 24 13.0 -39.2 75 21 285.9 285.9 274.6 286.1 0.06 12 475 5542 -40.3 -53.3 24 13.0 -40.8 75 22 288.1 288.1 275.7 288.3 0.06 13 446 5971 -41.5 -54.5 23 13.0 -41.9 75 24 291.8 291.8 277.7 292.0 0.05 14 424 6312 -45.3 -57.3 25 12.0 -45.6 75 25 291.2 291.2 277.3 291.4 0.04 15 400 6700 -46.3 -58.3 24 12.0 -46.6 75 27 294.8 294.8 279.1 294.9 0.04 16 364 7325 -46.3 -59.3 22 13.0 -46.6 77 26 302.9 302.9 282.6 303.0 0.04 17 300 8610 -45.5 -60.5 17 15.0 -45.9 80 23 321.2 321.2 289.2 321.4 0.04 18 283 9000 -45.1 -60.1 17 15.0 -45.6 85 22 327.2 327.2 291.0 327.4 0.04 19 250 9830 -44.3 -60.3 15 16.0 -44.9 95 19 340.2 340.2 294.4 340.4 0.05 20 222 10628 -43.9 -61.9 12 18.0 -44.6 92 18 352.6 352.6 297.2 352.8 0.04 21 200 11330 -43.7 -61.7 12 18.0 -44.5 90 17 363.6 363.6 299.4 363.8 0.05 22 182 11962 -43.3 -62.3 11 19.0 -44.3 90 17 374.2 374.2 301.3 374.4 0.05 23 160 12822 -46.3 -65.3 10 19.0 -47.1 90 17 383.1 383.2 302.8 383.3 0.04 24 150 13250 -45.7 -64.7 10 19.0 -46.6 90 17 391.3 391.3 304.0 391.5 0.04 25 116 14962 -46.1 -66.1 9 20.0 -47.2 93 16 420.4 420.4 307.8 420.7 0.05 26 100 15950 -45.9 -66.9 8 21.0 -47.2 95 15 439.0 439.1 309.8 439.3 0.05 27 98 16084 -46.1 -67.1 8 21.0 -47.4 96 15 441.2 441.2 310.0 441.5 0.05 28 74 17952 -46.1 -67.1 8 21.0 -47.7 103 13 478.1 478.1 313.3 478.5 0.06 29 70 18320 -47.3 -68.3 7 21.0 -48.8 105 13 483.2 483.2 313.7 483.5 0.06 30 62 19120 -48.1 -69.1 7 21.0 -49.7 98 12 498.5 498.5 314.9 498.8 0.06 31 50 20540 -47.1 -69.1 6 22.0 -49.2 85 11 532.5 532.5 317.1 532.9 0.07 32 39 22173 -48.3 -69.3 7 21.0 -50.6 95 12 568.7 568.7 319.1 569.3 0.09 33 30 23890 -49.5 -70.5 7 21.0 -52.0 105 13 609.7 609.7 321.1 610.4 0.09 34 25 25085 -49.3 -70.3 7 21.0 -52.2 96 10 642.9 643.0 322.4 643.8 0.12 35 20 26550 -48.9 -69.9 7 21.0 -52.5 85 7 686.5 686.6 324.0 687.8 0.16 36 19 26888 -49.5 -70.5 7 21.0 -53.0 85 8 694.8 694.8 324.3 696.1 0.15 37 15 28455 -46.5 -68.5 6 22.0 -51.7 83 13 753.3 753.5 326.1 755.7 0.25 38 11 30534 -43.7 -65.7 7 22.0 -51.0 81 19 833.4 833.6 328.1 838.7 0.51 39 10 31180 -41.1 -64.1 7 23.0 -50.0 80 21 866.1 866.5 328.9 873.6 0.69 40 9.9 31248 -41.1 -66.1 5 25.0 -50.2 868.6 868.9 328.9 874.4 0.53 TRP 400 6700 -46.3 -58.3 24 12.0 -46.6 75 27 294.8 294.8 279.1 294.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5071.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 58.98 % Est. max temperature: -7.80 C = 17.96 F Sfc-Lift cond lev (LCL): 984.49 mb = 237.40 m = 778.85 ft T: -12.54 C 700-500 lapse rate: 7.18 C/km ThetaE index: 2.06 C Layer 925.0- 859.0 mb Conv cond level (CCL): 896.12 mb = 946.93 m = 3106.68 ft Mean mixing ratio: 1.08 g/kg Conv temperature: -8.45 C = 16.79 F Cap Strength: 14.86 C Lifted Index: 16.65 C Risk: None Lifted Index @300 mb: 39.38 C Lifted Index @700 mb: 12.52 C Showalter Index: 13.43 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 18.20 C K Index: -5.90 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.70 J/kg Max Up Vert Vel: 4.17 m/s Conv Inhibition (B-): 85056.68 J/kg Cap Strength: 16.63 C Lift Cond Lev (LCL): 911.11 mb = 822.49 m = 2698.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 119 at 16 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 1012 28 45 15 -10.6 -10.6 | 350 19 3.3 -18.4 1 1000 119 55 15 -12.3 -8.6 | 354 16 1.7 -16.4 2 925 709 100 15 -14.8 2.6 | 9 5 -0.8 -5.2 3 850 1343 115 27 -24.5 11.4 | 109 11 -10.5 3.6 4 700 2796 90 21 -21.0 0.0 | 42 10 -7.1 -7.8 5 500 5190 75 21 -20.3 -5.4 | 26 15 -6.3 -13.2 6 400 6700 75 27 -26.1 -7.0 | 39 19 -12.1 -14.8 7 300 8610 80 23 -22.7 -4.0 | 36 15 -8.7 -11.8 8 250 9830 95 19 -18.9 1.7 | 39 8 -5.0 -6.1 9 200 11330 90 17 -17.0 0.0 | 21 8 -3.1 -7.8 10 150 13250 90 17 -17.0 0.0 | 21 8 -3.1 -7.8 11 100 15950 95 15 -14.9 1.3 | 9 7 -1.0 -6.5 12 70 18320 105 13 -12.6 3.4 | 343 5 1.4 -4.4 13 50 20540 85 11 -11.0 -1.0 | 341 9 3.0 -8.7 14 30 23890 105 13 -12.6 3.4 | 343 5 1.4 -4.4 15 20 26550 85 7 -7.0 -0.6 | 320 11 7.0 -8.4 16 10 31180 80 21 -20.7 -3.6 | 31 13 -6.7 -11.4 Wind Parameters Mean winds (0-6000m): 89.1 at 21.3 knts Storm direction: 119.1 at 16.0 knts Shear (0-3000m) pos: 4.2 neg: 1.9 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 50.6 deg Storm rel helicity (0-3000m) pos: 35.1 neg: -32.3 tot: 2.8 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.75 Bulk Shear: 11.59 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 67 15 359 14| 10.9 0.0 10.9| 16.1 0.0 16.1 32.3 0.39| 11.1 4.3 1000 85 16 12 9| 10.0 0.0 10.0| 25.4 0.0 25.4 25.4 0.52| 10.7 5.5 1500 98 19 43 7| 8.4 0.0 8.4| 35.1 -3.9 31.2 20.8 0.49| 9.8 4.7 2000 101 20 58 7| 6.3 1.1 7.4| 35.1 -15.3 19.8 9.9 0.29| 8.5 2.5 2500 101 21 61 8| 5.1 1.7 6.8| 35.1 -25.8 9.3 3.7 0.15| 7.6 1.1 3000 100 21 58 8| 4.2 1.9 6.1| 35.1 -32.3 2.8 0.9 0.08| 6.8 0.6 4000 96 21 52 9| 3.2 1.7 4.8| 35.1 -37.0 -1.9 -0.5 0.04| 5.4 0.2 5000 92 21 46 10| 2.5 1.6 4.1| 35.1 -42.3 -7.2 -1.4 0.00| 4.5 0.0 6000 89 21 42 11| 2.1 1.4 3.5| 44.5 -42.9 1.7 0.3 0.05| 4.1 0.2 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250428.00.gif