UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 26 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 1017 29 -8.7 -10.7 85 2.0 -9.2 135 3 263.2 263.4 262.9 267.6 1.66 1 1000 159 -9.3 -12.5 78 3.2 -10.1 130 7 263.9 264.1 263.1 267.8 1.46 2 958 491 -10.5 -13.3 80 2.8 -11.2 136 11 265.9 266.1 264.5 269.8 1.43 3 945 596 -9.3 -11.5 84 2.2 -9.9 137 13 268.2 268.4 266.5 272.7 1.68 4 925 762 -10.1 -11.9 87 1.8 -10.6 140 15 269.0 269.3 267.1 273.5 1.66 5 884 1110 -12.7 -14.8 84 2.1 -13.2 164 14 269.8 270.0 267.1 273.6 1.37 6 850 1411 -11.5 -16.4 67 4.9 -12.6 185 13 274.1 274.3 269.7 277.7 1.25 7 802 1855 -14.1 -22.1 51 8.0 -15.6 173 13 275.9 276.1 270.1 278.3 0.81 8 760 2261 -18.3 -26.3 49 8.0 -19.6 162 13 275.7 275.8 269.5 277.4 0.59 9 700 2871 -23.1 -29.1 58 6.0 -23.9 145 13 276.9 277.0 270.2 278.4 0.49 10 662 3278 -25.3 -32.3 52 7.0 -26.1 147 15 278.9 278.9 271.2 280.1 0.38 11 593 4074 -26.5 -35.5 42 9.0 -27.4 150 20 286.4 286.5 275.3 287.4 0.31 12 548 4638 -31.5 -42.5 33 11.0 -32.3 152 23 287.0 287.0 275.4 287.6 0.16 13 500 5280 -36.5 -46.5 35 10.0 -37.0 155 27 288.5 288.6 276.1 288.9 0.12 14 490 5420 -37.9 -47.9 34 10.0 -38.4 155 28 288.5 288.5 276.0 288.8 0.10 15 400 6800 -44.3 -54.3 32 10.0 -44.6 155 33 297.4 297.4 280.3 297.6 0.06 16 392 6935 -45.3 -54.3 36 9.0 -45.6 154 34 297.8 297.8 280.5 298.1 0.06 17 328 8108 -51.5 -61.5 29 10.0 -51.7 145 40 304.9 304.9 283.4 305.0 0.03 18 300 8690 -49.5 -59.5 30 10.0 -49.7 145 38 315.6 315.6 287.3 315.7 0.04 19 250 9880 -49.1 -61.1 23 12.0 -49.4 145 36 333.1 333.1 292.6 333.2 0.04 20 244 10039 -49.1 -61.1 23 12.0 -49.4 144 35 335.4 335.4 293.2 335.6 0.04 21 224 10604 -44.7 -58.7 19 14.0 -45.3 140 32 350.4 350.5 296.8 350.7 0.06 22 200 11360 -44.9 -60.9 15 16.0 -45.6 135 27 361.7 361.7 299.1 361.9 0.05 23 177 12172 -46.5 -63.5 13 17.0 -47.2 137 22 371.9 371.9 300.9 372.1 0.04 24 162 12763 -43.1 -62.1 11 19.0 -44.2 139 18 387.2 387.2 303.4 387.4 0.06 25 150 13280 -44.1 -64.1 9 20.0 -45.2 140 15 394.1 394.1 304.4 394.3 0.05 26 135 13987 -46.3 -67.3 7 21.0 -47.3 135 14 402.2 402.2 305.5 402.4 0.03 27 116 14998 -47.1 -68.1 7 21.0 -48.1 127 14 418.6 418.6 307.6 418.8 0.03 28 100 15990 -44.9 -67.9 6 23.0 -46.4 120 13 441.0 441.0 310.0 441.2 0.04 29 94 16401 -47.5 -69.5 6 22.0 -48.7 118 14 443.7 443.7 310.3 443.9 0.03 30 72 18172 -44.5 -68.5 5 24.0 -46.5 111 19 485.3 485.3 313.9 485.6 0.05 31 70 18360 -44.9 -68.9 5 24.0 -46.9 110 19 488.3 488.3 314.1 488.6 0.05 32 65 18853 -46.9 -69.9 6 23.0 -48.7 108 19 494.4 494.4 314.5 494.7 0.05 33 60 19385 -44.9 -69.9 4 25.0 -47.1 105 20 510.3 510.4 315.7 510.7 0.05 34 54 20083 -48.5 -72.5 5 24.0 -50.3 102 21 517.7 517.7 316.2 517.9 0.04 35 50 20590 -47.1 -71.1 5 24.0 -49.3 100 21 532.5 532.5 317.1 532.8 0.05 36 43 21593 -45.3 -69.3 5 24.0 -48.1 87 18 560.4 560.4 318.7 560.9 0.08 37 38 22413 -48.5 -72.5 5 24.0 -50.8 76 16 572.4 572.4 319.3 572.8 0.06 38 34 23149 -45.9 -69.9 5 24.0 -49.1 66 13 597.7 597.8 320.5 598.4 0.09 39 30 23980 -47.5 -71.5 5 24.0 -50.5 55 11 615.1 615.2 321.3 615.8 0.08 40 26 24923 -48.7 -72.7 5 24.0 -51.8 64 10 637.4 637.5 322.2 638.1 0.08 41 20 26650 -48.3 -72.3 5 24.0 -52.1 80 9 688.3 688.4 324.1 689.3 0.11 42 12 30024 -47.9 -71.9 5 24.0 -53.4 87 10 798.0 798.1 327.3 799.9 0.19 43 10 31240 -43.7 -64.7 8 21.0 -51.2 90 11 856.4 856.8 328.7 863.3 0.64 44 8.5 32340 -40.3 -62.3 8 22.0 -50.0 910.5 911.0 329.8 922.2 1.03 45 6.9 33763 -40.3 -62.3 8 22.0 -50.9 966.4 967.2 330.9 981.8 1.27 TRP 328 8108 -51.5 -61.5 29 10.0 -51.7 145 40 304.9 304.9 283.4 305.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5121.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 55.51 % Est. max temperature: 0.08 C = 32.15 F Sfc-Lift cond lev (LCL): 984.90 mb = 276.65 m = 907.65 ft T: -9.73 C 700-500 lapse rate: 5.56 C/km ThetaE index: 0.90 C Layer 760.0- 700.0 mb Conv cond level (CCL): 796.18 mb = 1910.48 m = 6267.91 ft Mean mixing ratio: 1.54 g/kg Conv temperature: 4.07 C = 39.33 F Cap Strength: 14.42 C Lifted Index: 15.16 C Risk: None Lifted Index @300 mb: 32.16 C Lifted Index @700 mb: 7.17 C Showalter Index: 9.24 C Risk: None Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 20.10 C K Index: 2.60 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 2.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.85 J/kg Max Up Vert Vel: 7.33 m/s Conv Inhibition (B-): 72026.30 J/kg Cap Strength: 15.07 C Lift Cond Lev (LCL): 926.75 mb = 747.37 m = 2451.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 184 at 13 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 1017 29 135 3 -2.1 2.1 | 16 11 -3.1 -11.1 1 1000 159 130 7 -5.4 4.5 | 36 11 -6.4 -8.7 2 925 762 140 15 -9.6 11.5 | 81 11 -10.6 -1.7 3 850 1411 185 13 1.1 13.0 | 330 0 0.1 -0.2 4 700 2871 145 13 -7.5 10.6 | 73 9 -8.5 -2.5 5 500 5280 155 27 -11.4 24.5 | 132 17 -12.4 11.3 6 400 6800 155 33 -13.9 29.9 | 138 22 -14.9 16.7 7 328 8108 145 40 -22.9 32.8 | 129 31 -23.9 19.6 8 300 8690 145 38 -21.8 31.1 | 128 29 -22.8 18.0 9 250 9880 145 36 -20.6 29.5 | 127 27 -21.7 16.3 10 200 11360 135 27 -19.1 19.1 | 106 21 -20.1 5.9 11 150 13280 140 15 -9.6 11.5 | 81 11 -10.6 -1.7 12 100 15990 120 13 -11.3 6.5 | 61 14 -12.3 -6.7 13 70 18360 110 19 -17.9 6.5 | 71 20 -18.9 -6.7 14 50 20590 100 21 -20.7 3.6 | 66 24 -21.7 -9.5 15 30 23980 55 11 -9.0 -6.3 | 27 22 -10.0 -19.5 16 20 26650 80 9 -8.9 -1.6 | 34 18 -9.9 -14.7 17 10 31240 90 11 -11.0 0.0 | 42 18 -12.0 -13.2 Wind Parameters Mean winds (0-6000m): 154.4 at 17.6 knts Storm direction: 184.4 at 13.2 knts Shear (0-3000m) pos: 1.9 neg: 1.4 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 63.5 deg Storm rel helicity (0-3000m) pos: 39.4 neg: -1.9 tot: 37.5 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.91 Bulk Shear: 14.06 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 ------------------------------------------------------------------------------- 500 133 8 43 10| 9.2 0.0 9.2| 25.0 0.0 25.0 50.0 0.99| 9.3 9.2 1000 141 11 61 9| 5.9 0.0 5.9| 36.8 0.0 36.8 36.8 0.81| 8.6 6.9 1500 152 12 68 7| 3.8 0.0 3.8| 37.4 -0.1 37.3 24.9 0.55| 8.2 4.5 2000 158 12 72 6| 2.9 0.8 3.7| 37.5 -0.1 37.3 18.7 0.49| 7.0 3.4 2500 159 12 73 6| 2.3 1.3 3.6| 37.5 -0.9 36.6 14.6 0.42| 6.2 2.6 3000 157 12 74 6| 1.9 1.4 3.4| 39.4 -1.9 37.5 12.5 0.40| 5.7 2.3 4000 154 14 82 7| 2.1 1.1 3.2| 53.6 -1.9 51.7 12.9 0.47| 5.0 2.4 5000 154 15 95 8| 2.3 0.9 3.2| 69.5 -1.9 67.6 13.5 0.51| 4.6 2.4 6000 154 18 107 9| 2.1 0.8 2.9| 79.0 -1.9 77.1 12.9 0.51| 4.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250426.00.gif