UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 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 ------------------------------------------------------------------------------- 0 1000 27 45 15 SFC 998 42 -8.7 -10.0 90 1.3 -9.1 45 15 264.6 264.9 264.2 269.4 1.79 2 944 460 -9.3 -13.6 71 4.3 -10.4 78 18 268.2 268.5 266.1 272.1 1.41 3 937 516 -10.5 -15.5 67 5.0 -11.6 82 18 267.6 267.8 265.3 271.0 1.22 4 925 612 -11.5 -17.5 61 6.0 -12.8 90 19 267.5 267.7 265.0 270.5 1.04 5 904 787 -12.9 -18.9 61 6.0 -14.1 90 20 267.9 268.0 265.0 270.5 0.95 6 850 1255 -14.7 -20.7 60 6.0 -15.8 90 23 270.7 270.9 266.8 273.2 0.86 7 769 2007 -19.1 -26.1 54 7.0 -20.1 100 23 273.9 274.0 268.4 275.6 0.59 8 700 2704 -21.5 -29.5 48 8.0 -22.5 110 23 278.7 278.8 271.2 280.1 0.47 9 645 3302 -24.3 -33.3 43 9.0 -25.3 110 25 282.1 282.2 273.0 283.2 0.36 10 611 3692 -28.3 -38.3 38 10.0 -29.2 110 27 281.9 281.9 272.7 282.6 0.23 11 510 4963 -36.3 -46.3 35 10.0 -36.8 110 32 287.1 287.2 275.4 287.5 0.12 12 500 5100 -36.5 -46.5 35 10.0 -37.0 110 33 288.5 288.6 276.1 288.9 0.12 13 416 6357 -43.9 -55.9 25 12.0 -44.2 106 35 294.6 294.6 279.0 294.8 0.05 14 400 6620 -45.7 -57.7 25 12.0 -46.0 105 35 295.6 295.6 279.4 295.7 0.04 15 389 6806 -46.9 -58.9 24 12.0 -47.1 100 33 296.4 296.4 279.8 296.5 0.03 16 340 7707 -43.5 -57.5 20 14.0 -44.0 95 29 312.7 312.7 286.4 312.8 0.05 17 300 8550 -43.7 -58.7 17 15.0 -44.2 90 25 323.8 323.8 289.9 324.0 0.05 18 286 8871 -42.3 -59.3 14 17.0 -43.0 97 23 330.2 330.2 291.8 330.4 0.05 19 266 9360 -40.7 -57.7 14 17.0 -41.5 106 21 339.5 339.5 294.3 339.7 0.06 20 250 9780 -41.5 -59.5 13 18.0 -42.3 115 19 344.4 344.4 295.4 344.6 0.05 21 242 10002 -41.5 -59.5 13 18.0 -42.3 116 18 347.6 347.6 296.1 347.8 0.05 22 200 11300 -41.3 -59.3 13 18.0 -42.3 125 15 367.4 367.4 300.1 367.7 0.06 23 175 12203 -43.3 -62.3 11 19.0 -44.3 127 14 378.4 378.4 302.0 378.6 0.05 24 150 13240 -43.3 -63.3 9 20.0 -44.5 130 13 395.4 395.5 304.6 395.7 0.05 25 139 13752 -43.9 -62.9 10 19.0 -45.0 131 13 403.1 403.1 305.6 403.4 0.06 26 115 15020 -45.7 -64.7 10 19.0 -46.9 133 13 422.2 422.2 308.0 422.5 0.06 27 100 15950 -46.5 -66.5 9 20.0 -47.7 135 13 437.9 437.9 309.7 438.2 0.05 28 98 16084 -46.3 -67.3 7 21.0 -47.6 134 13 440.8 440.8 310.0 441.1 0.05 29 88 16801 -45.3 -66.3 8 21.0 -46.9 126 14 456.6 456.6 311.5 456.9 0.06 30 73 18042 -47.5 -69.5 6 22.0 -49.0 113 15 477.0 477.0 313.2 477.3 0.04 31 70 18320 -46.1 -68.1 7 22.0 -47.9 110 15 485.8 485.8 314.0 486.1 0.06 32 61 19230 -46.1 -68.1 7 22.0 -48.1 114 13 505.3 505.3 315.4 505.7 0.07 33 51 20410 -48.1 -69.1 7 21.0 -50.0 119 11 527.1 527.1 316.8 527.6 0.07 34 50 20540 -47.9 -69.9 6 22.0 -49.8 120 11 530.6 530.6 317.0 531.0 0.06 35 40 22015 -46.7 -68.7 6 22.0 -49.3 127 11 568.6 568.6 319.1 569.2 0.09 36 33 23284 -49.1 -70.1 7 21.0 -51.5 132 11 594.4 594.4 320.4 595.0 0.09 37 30 23910 -48.7 -69.7 7 21.0 -51.4 135 11 611.9 611.9 321.2 612.7 0.11 38 26 24853 -47.3 -69.3 6 22.0 -50.7 124 12 641.4 641.5 322.4 642.5 0.13 39 23 25661 -49.1 -70.1 7 21.0 -52.2 115 14 659.0 659.1 323.0 660.1 0.13 40 20 26580 -47.9 -69.9 6 22.0 -51.8 105 15 689.6 689.6 324.1 690.9 0.16 41 18 27275 -47.5 -69.5 6 22.0 -51.8 106 14 711.9 712.0 324.8 713.5 0.18 42 16 28058 -44.9 -68.9 5 24.0 -50.5 107 14 744.8 744.9 325.8 746.9 0.22 43 13 29445 -45.1 -68.1 6 23.0 -51.3 108 13 789.7 789.8 327.1 792.7 0.31 44 12 29984 -41.7 -66.7 5 25.0 -49.7 109 12 820.0 820.2 327.8 824.1 0.40 45 10 31220 -41.5 -66.5 5 25.0 -50.4 110 11 864.6 864.9 328.8 870.0 0.50 46 9.9 31288 -41.7 -66.7 5 25.0 -50.5 866.4 866.6 328.8 871.7 0.49 TRP 389 6806 -46.9 -58.9 24 12.0 -47.1 100 33 296.4 296.4 279.8 296.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5073.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 50.16 % Est. max temperature: -2.48 C = 27.53 F Sfc-Lift cond lev (LCL): 977.33 mb = 199.33 m = 653.97 ft T: -8.93 C 700-500 lapse rate: 6.26 C/km ThetaE index: 1.67 C Layer 937.0- 904.0 mb Conv cond level (CCL): 830.22 mb = 1431.82 m = 4697.52 ft Mean mixing ratio: 1.35 g/kg Conv temperature: -1.82 C = 28.72 F Cap Strength: 13.72 C Lifted Index: 14.75 C Risk: None Lifted Index @300 mb: 37.55 C Lifted Index @700 mb: 8.36 C Showalter Index: 12.79 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 15.80 C K Index: -6.90 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 3.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.88 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 69036.82 J/kg Cap Strength: 13.79 C Lift Cond Lev (LCL): 889.27 mb = 912.11 m = 2992.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 134 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 ---------------------------------------------------------- 0 998 42 45 15 -10.6 -10.6 | 352 24 3.5 -24.1 1 925 612 90 19 -19.0 0.0 | 20 14 -4.9 -13.5 2 850 1255 90 23 -23.0 0.0 | 34 16 -8.9 -13.5 3 700 2704 110 23 -21.6 7.9 | 53 9 -7.5 -5.6 4 500 5100 110 33 -31.0 11.3 | 83 17 -16.9 -2.2 5 400 6620 105 35 -33.8 9.1 | 77 20 -19.7 -4.4 6 389 6806 100 33 -32.5 5.7 | 67 20 -18.4 -7.8 7 300 8550 90 25 -25.0 0.0 | 39 17 -10.9 -13.5 8 250 9780 115 19 -17.2 8.0 | 30 6 -3.2 -5.5 9 200 11300 125 15 -12.3 8.6 | 340 5 1.8 -4.9 10 150 13240 130 13 -10.0 8.4 | 321 7 4.1 -5.1 11 100 15950 135 13 -9.2 9.2 | 311 7 4.9 -4.3 12 70 18320 110 15 -14.1 5.1 | 0 8 -0.0 -8.4 13 50 20540 120 11 -9.5 5.5 | 330 9 4.5 -8.0 14 30 23910 135 11 -7.8 7.8 | 312 8 6.3 -5.7 15 20 26580 105 15 -14.5 3.9 | 3 10 -0.4 -9.6 16 10 31220 110 11 -10.3 3.8 | 339 10 3.7 -9.7 Wind Parameters Mean winds (0-6000m): 103.8 at 26.0 knts Storm direction: 133.8 at 19.5 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 68.1 deg Storm rel helicity (0-3000m) pos: 82.5 neg: 0.0 tot: 82.5 m^2/s^2 ave: 27.5 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 33.86 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 17 4 20| 12.1 0.0 12.1| 46.2 0.0 46.2 92.5 0.71| 12.4 8.8 1000 80 18 14 17| 7.9 0.0 7.9| 60.3 0.0 60.3 60.3 0.73| 8.5 6.2 1500 84 20 20 16| 5.9 0.0 5.9| 68.5 0.0 68.5 45.7 0.73| 6.6 4.8 2000 88 21 25 16| 4.9 0.0 4.9| 73.9 0.0 73.9 37.0 0.70| 5.7 4.0 2500 92 21 29 15| 4.3 0.0 4.3| 78.3 0.0 78.3 31.3 0.68| 5.1 3.5 3000 95 21 32 14| 3.9 0.0 3.9| 82.5 0.0 82.5 27.5 0.69| 4.6 3.2 4000 99 23 41 13| 2.9 0.5 3.4| 91.2 0.0 91.2 22.8 0.69| 4.0 2.8 5000 102 24 50 13| 2.3 0.9 3.2| 99.9 0.0 99.9 20.0 0.67| 3.6 2.4 6000 104 26 57 13| 1.9 0.9 2.8|100.2 -4.8 95.5 15.9 0.60| 3.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250429.12.gif