UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 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 1010 28 -11.5 -13.4 86 1.9 -11.9 45 11 260.9 261.1 260.6 264.5 1.34 1 1000 104 -10.3 -15.3 67 5.0 -11.4 65 9 262.9 263.0 261.7 266.0 1.16 2 925 700 -13.5 -21.5 51 8.0 -14.9 115 9 265.5 265.6 262.9 267.6 0.74 3 876 1113 -15.9 -22.9 55 7.0 -17.0 118 13 267.2 267.3 264.0 269.2 0.69 4 850 1340 -15.5 -22.5 55 7.0 -16.7 120 15 269.9 270.0 266.0 272.0 0.74 5 815 1657 -15.9 -22.9 55 7.0 -17.1 121 15 272.7 272.9 268.0 274.9 0.74 6 731 2471 -18.7 -26.7 49 8.0 -20.0 124 17 278.3 278.4 271.2 280.1 0.59 7 700 2792 -21.3 -30.3 44 9.0 -22.5 125 17 278.9 279.0 271.3 280.2 0.44 8 610 3796 -27.3 -37.3 38 10.0 -28.2 145 22 283.2 283.2 273.5 284.0 0.25 9 529 4813 -31.9 -47.9 19 16.0 -32.9 167 27 289.4 289.5 276.5 289.8 0.09 10 500 5210 -34.3 -49.3 20 15.0 -35.1 175 29 291.2 291.2 277.4 291.5 0.09 11 454 5880 -37.3 -50.3 25 13.0 -37.9 169 31 295.6 295.6 279.5 295.9 0.08 12 400 6740 -44.5 -56.5 25 12.0 -44.9 160 33 297.2 297.2 280.1 297.3 0.05 13 332 7967 -51.5 -63.5 23 12.0 -51.7 165 33 303.8 303.8 283.0 303.9 0.02 14 300 8630 -47.7 -59.7 24 12.0 -48.0 150 23 318.1 318.1 288.2 318.3 0.04 15 284 8992 -46.7 -60.7 19 14.0 -47.1 142 21 324.6 324.6 290.2 324.7 0.04 16 250 9840 -44.3 -60.3 15 16.0 -44.9 125 17 340.2 340.2 294.4 340.4 0.05 17 241 10086 -43.3 -61.3 12 18.0 -44.0 123 17 345.3 345.3 295.6 345.5 0.04 18 200 11340 -43.9 -65.9 7 22.0 -44.7 115 17 363.3 363.3 299.4 363.4 0.03 19 173 12314 -43.9 -67.9 5 24.0 -44.9 120 14 378.6 378.6 302.1 378.8 0.02 20 150 13270 -44.9 -67.9 6 23.0 -45.9 125 11 392.7 392.7 304.2 392.8 0.03 21 116 14982 -45.7 -69.7 5 24.0 -46.9 112 12 421.2 421.2 307.9 421.3 0.03 22 100 15970 -45.1 -69.1 5 24.0 -46.6 105 13 440.6 440.6 310.0 440.8 0.03 23 98 16105 -45.5 -69.5 5 24.0 -46.9 106 13 442.4 442.4 310.1 442.5 0.03 24 80 17455 -45.5 -69.5 5 24.0 -47.2 121 12 468.8 468.8 312.5 469.0 0.04 25 70 18340 -47.5 -71.5 5 24.0 -49.1 130 11 482.8 482.8 313.7 483.0 0.04 26 62 19143 -47.3 -71.3 5 24.0 -49.1 105 11 500.3 500.3 315.0 500.5 0.04 27 50 20570 -46.3 -70.3 5 24.0 -48.6 60 11 534.4 534.4 317.2 534.7 0.06 28 48 20841 -46.1 -70.1 5 24.0 -48.5 67 11 541.1 541.1 317.6 541.5 0.06 29 38 22382 -48.5 -72.5 5 24.0 -50.8 106 10 572.4 572.4 319.3 572.8 0.06 30 31 23715 -49.9 -73.9 4 24.0 -52.4 140 9 602.9 602.9 320.7 603.3 0.06 31 30 23930 -48.9 -72.9 4 24.0 -51.6 145 9 611.3 611.4 321.2 611.8 0.07 32 26 24873 -47.7 -71.7 5 24.0 -51.1 136 8 640.3 640.3 322.3 641.0 0.09 33 23 25680 -49.3 -73.3 4 24.0 -52.5 129 8 658.4 658.5 323.0 659.1 0.08 34 20 26600 -47.9 -71.9 5 24.0 -51.8 120 7 689.6 689.6 324.1 690.5 0.12 35 19 26939 -46.5 -70.5 5 24.0 -51.0 704.1 704.2 324.6 705.4 0.15 36 16 28080 -46.7 -70.7 5 24.0 -51.7 738.9 739.0 325.7 740.5 0.17 37 14 28971 -43.9 -68.9 5 25.0 -50.4 777.2 777.3 326.7 779.6 0.26 38 11 30596 -42.3 -67.3 5 25.0 -50.4 838.5 838.7 328.2 842.7 0.41 39 10 31242 -41.1 -67.1 4 26.0 -50.3 866.1 866.4 328.8 871.1 0.46 TRP 332 7967 -51.5 -63.5 23 12.0 -51.7 165 33 303.8 303.8 283.0 303.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5106.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 43.69 % Est. max temperature: -3.54 C = 25.63 F Sfc-Lift cond lev (LCL): 979.48 mb = 262.54 m = 861.34 ft T: -11.15 C 700-500 lapse rate: 5.38 C/km ThetaE index: 0.00 C Layer 1010.0-405648183006089761369226215424.0 mb Conv cond level (CCL): 686.99 mb = 2928.85 m = 9608.98 ft Mean mixing ratio: 0.95 g/kg Conv temperature: 7.14 C = 44.84 F Cap Strength: 19.03 C Lifted Index: 20.11 C Risk: None Lifted Index @300 mb: 36.36 C Lifted Index @700 mb: 11.79 C Showalter Index: 15.95 C Risk: None Total Totals Index: 30.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 11.80 C K Index: -12.70 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 4.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.61 J/kg Max Up Vert Vel: 3.90 m/s Conv Inhibition (B-): 72232.70 J/kg Cap Strength: 19.85 C Lift Cond Lev (LCL): 867.94 mb = 1182.31 m = 3878.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 178 at 15 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 1010 28 45 11 -7.8 -7.8 | 18 24 -7.2 -22.5 1 1000 104 65 9 -8.2 -3.8 | 22 20 -7.6 -18.6 2 925 700 115 9 -8.2 3.8 | 35 13 -7.6 -10.9 3 850 1340 120 15 -13.0 7.5 | 60 14 -12.4 -7.2 4 700 2792 125 17 -13.9 9.8 | 69 14 -13.4 -5.0 5 500 5210 175 29 -2.5 28.9 | 172 14 -2.0 14.1 6 400 6740 160 33 -11.3 31.0 | 147 19 -10.7 16.3 7 332 7967 165 33 -8.5 31.9 | 155 19 -8.0 17.1 8 300 8630 150 23 -11.5 19.9 | 115 12 -10.9 5.2 9 250 9840 125 17 -13.9 9.8 | 69 14 -13.4 -5.0 10 200 11340 115 17 -15.4 7.2 | 63 17 -14.8 -7.6 11 150 13270 125 11 -9.0 6.3 | 45 12 -8.4 -8.4 12 100 15970 105 13 -12.6 3.4 | 46 17 -12.0 -11.4 13 70 18340 130 11 -8.4 7.1 | 46 11 -7.9 -7.7 14 50 20570 60 11 -9.5 -5.5 | 24 22 -9.0 -20.2 15 30 23930 145 9 -5.2 7.4 | 32 9 -4.6 -7.4 16 20 26600 120 7 -6.1 3.5 | 26 13 -5.5 -11.2 Wind Parameters Mean winds (0-6000m): 147.8 at 19.7 knts Storm direction: 177.8 at 14.8 knts Shear (0-3000m) pos: 3.5 neg: 0.0 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 59.2 deg Storm rel helicity (0-3000m) pos: 65.1 neg: 0.0 tot: 65.1 m^2/s^2 ave: 21.7 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 45.91 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 78 9 27 19| 9.8 0.0 9.8| 25.1 0.0 25.1 50.1 0.51| 9.8 5.0 1000 97 10 33 16| 7.0 0.0 7.0| 38.5 0.0 38.5 38.5 0.58| 7.6 4.4 1500 107 11 41 15| 5.6 0.0 5.6| 50.4 0.0 50.4 33.6 0.65| 6.2 4.0 2000 112 12 47 15| 4.4 0.0 4.4| 53.5 0.0 53.5 26.8 0.67| 4.9 3.2 2500 115 13 51 15| 3.7 0.0 3.7| 56.7 0.0 56.7 22.7 0.68| 4.1 2.8 3000 117 14 54 14| 3.5 0.0 3.5| 65.1 0.0 65.1 21.7 0.71| 3.8 2.7 4000 126 15 64 13| 3.6 0.0 3.6| 94.7 0.0 94.7 23.7 0.79| 4.0 3.2 5000 138 18 82 11| 3.7 0.0 3.7|128.7 0.0 128.7 25.7 0.84| 4.3 3.6 6000 148 20 101 10| 3.2 0.3 3.5|135.6 -15.9 119.7 20.0 0.68| 4.1 2.8 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250428.12.gif