UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 1 MAY 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 SFC 990 93 -12.5 -14.0 89 1.5 -12.8 270 1 261.4 261.6 260.9 264.9 1.31 2 986 120 -12.5 -17.5 66 5.0 -13.5 276 1 261.7 261.9 260.5 264.4 0.98 3 940 438 -11.5 -15.6 72 4.1 -12.4 350 4 266.3 266.5 264.4 269.7 1.21 4 925 545 -13.9 -17.6 74 3.7 -14.6 15 5 265.1 265.3 263.2 268.0 1.04 5 918 603 -14.3 -18.0 73 3.7 -15.0 18 5 265.3 265.4 263.3 268.1 1.01 6 886 874 -10.9 -14.3 76 3.4 -11.8 33 6 271.5 271.7 268.3 275.5 1.42 7 850 1193 -12.7 -20.7 51 8.0 -14.3 50 7 272.8 273.0 268.2 275.3 0.86 8 762 2020 -17.3 -29.3 34 12.0 -19.0 58 8 276.5 276.6 269.8 277.9 0.44 9 700 2654 -19.9 -25.9 59 6.0 -20.8 65 9 280.4 280.6 272.6 282.5 0.66 10 689 2771 -20.9 -25.9 64 5.0 -21.7 68 12 280.6 280.7 272.7 282.6 0.67 11 630 3435 -19.7 -23.4 72 3.7 -20.4 82 27 289.3 289.4 277.7 292.1 0.92 12 616 3602 -20.5 -24.1 73 3.6 -21.2 86 31 290.2 290.4 278.1 293.0 0.88 13 529 4714 -27.3 -32.3 62 5.0 -27.9 111 58 295.0 295.0 279.8 296.5 0.48 14 500 5120 -28.3 -33.3 62 5.0 -28.9 120 68 298.5 298.6 281.4 300.1 0.46 15 481 5396 -28.7 -33.7 62 5.0 -29.3 121 72 301.4 301.5 282.5 302.9 0.46 16 400 6690 -35.7 -41.7 54 6.0 -36.2 125 91 308.6 308.6 285.1 309.5 0.25 17 392 6830 -37.1 -43.1 54 6.0 -37.5 125 93 308.5 308.6 285.1 309.3 0.22 18 361 7397 -38.5 -45.5 48 7.0 -38.9 125 99 314.0 314.1 287.0 314.7 0.18 19 319 8233 -45.3 -53.3 40 8.0 -45.6 125 108 315.9 315.9 287.5 316.2 0.08 20 304 8553 -47.7 -55.7 39 8.0 -47.9 125 112 317.0 317.0 287.8 317.2 0.07 21 300 8640 -48.3 -56.3 39 8.0 -48.6 125 108 317.3 317.3 287.9 317.5 0.06 22 288 8908 -50.3 -58.3 38 8.0 -50.5 125 101 318.1 318.2 288.2 318.3 0.05 23 250 9840 -47.5 -57.5 31 10.0 -47.9 125 71 335.4 335.5 293.2 335.7 0.06 24 206 11123 -44.5 -57.5 22 13.0 -45.2 125 42 359.3 359.3 298.6 359.6 0.08 25 200 11320 -44.9 -58.9 19 14.0 -45.6 125 38 361.7 361.7 299.1 362.0 0.07 26 170 12405 -45.1 -62.1 13 17.0 -45.9 128 33 378.5 378.6 302.1 378.8 0.05 27 150 13240 -45.3 -63.3 11 18.0 -46.2 130 29 392.0 392.0 304.1 392.3 0.05 28 128 14294 -47.1 -65.1 11 18.0 -48.0 136 27 407.0 407.0 306.2 407.2 0.05 29 100 15920 -49.3 -69.3 8 20.0 -50.3 145 25 432.5 432.5 309.1 432.7 0.03 30 97 16119 -49.7 -69.7 8 20.0 -50.6 142 25 435.5 435.5 309.4 435.7 0.03 31 84 17060 -49.1 -69.1 8 20.0 -50.2 130 23 455.0 455.0 311.3 455.2 0.04 32 78 17547 -46.9 -66.9 8 20.0 -48.4 124 22 469.3 469.3 312.6 469.7 0.06 33 70 18260 -48.9 -68.9 8 20.0 -50.2 115 21 479.8 479.8 313.5 480.1 0.05 34 64 18847 -50.5 -72.5 6 22.0 -51.8 123 18 488.7 488.7 314.1 488.9 0.03 35 50 20460 -49.7 -70.7 7 21.0 -51.4 145 9 526.4 526.4 316.7 526.7 0.06 36 38 22257 -50.5 -71.5 7 21.0 -52.4 126 11 567.3 567.3 319.0 567.7 0.06 37 30 23800 -50.9 -71.9 7 21.0 -53.1 110 13 605.9 605.9 320.9 606.5 0.08 38 29 24022 -51.5 -72.5 6 21.0 -53.7 111 13 610.1 610.2 321.1 610.7 0.07 39 20 26450 -50.5 -72.5 6 22.0 -53.7 125 17 681.6 681.6 323.9 682.5 0.11 40 16 27918 -46.7 -69.7 6 23.0 -51.7 738.9 739.0 325.7 740.7 0.20 41 13 29293 -47.3 -70.3 5 23.0 -52.7 782.0 782.2 326.8 784.2 0.23 42 11 30403 -45.3 -68.3 6 23.0 -52.0 827.6 827.8 328.0 831.2 0.35 43 10 31038 -45.9 -67.9 7 22.0 -52.6 848.2 848.4 328.4 852.6 0.41 TRP 288 8908 -50.3 -58.3 38 8.0 -50.5 125 101 318.1 318.2 288.2 318.3 0.05 WND 304 8553 -47.7 -55.7 39 8.0 -47.9 125 112 317.0 317.0 287.8 317.2 0.07 Sounding variables and indices 1000-500 mb thick: 5093.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 61.16 % Est. max temperature: -0.69 C = 30.76 F Sfc-Lift cond lev (LCL): 966.20 mb = 255.00 m = 836.60 ft T: -12.08 C 700-500 lapse rate: 3.41 C/km ThetaE index: 1.69 C Layer 925.0- 918.0 mb Conv cond level (CCL): 699.31 mb = 2661.28 m = 8731.13 ft Mean mixing ratio: 1.12 g/kg Conv temperature: 6.50 C = 43.70 F Cap Strength: 22.25 C Lifted Index: 24.77 C Risk: None Lifted Index @300 mb: 34.59 C Lifted Index @700 mb: 11.78 C Showalter Index: 19.32 C Risk: None Total Totals Index: 23.20 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 7.60 C K Index: -11.10 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 5.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.05 J/kg Max Up Vert Vel: 6.49 m/s Conv Inhibition (B-): 68584.21 J/kg Cap Strength: 23.91 C Lift Cond Lev (LCL): 879.85 mb = 927.96 m = 3044.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 143 at 23 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 ---------------------------------------------------------- 0 990 93 270 1 1.0 -0.0 | 321 24 15.0 -18.4 1 925 545 15 5 -1.3 -4.8 | 331 27 12.7 -23.2 2 850 1193 50 7 -5.4 -4.5 | 339 24 8.7 -22.9 3 700 2654 65 9 -8.2 -3.8 | 345 23 5.9 -22.2 4 500 5120 120 68 -58.9 34.0 | 109 48 -44.9 15.6 5 400 6690 125 91 -74.5 52.2 | 119 69 -60.5 33.8 6 304 8553 125 112 -91.7 64.2 | 121 90 -77.7 45.8 7 300 8640 125 108 -88.5 61.9 | 120 86 -74.5 43.5 8 288 8908 125 101 -82.7 57.9 | 120 79 -68.7 39.5 9 250 9840 125 71 -58.2 40.7 | 117 49 -44.1 22.3 10 200 11320 125 38 -31.1 21.8 | 101 17 -17.1 3.4 11 150 13240 130 29 -22.2 18.6 | 92 8 -8.2 0.2 12 100 15920 145 25 -14.3 20.5 | 171 2 -0.3 2.1 13 70 18260 115 21 -19.0 8.9 | 28 11 -5.0 -9.5 14 50 20460 145 9 -5.2 7.4 | 321 14 8.9 -11.0 15 30 23800 110 13 -12.2 4.4 | 353 14 1.8 -14.0 16 20 26450 125 17 -13.9 9.8 | 359 9 0.1 -8.7 Wind Parameters Mean winds (0-6000m): 112.7 at 30.9 knts Storm direction: 142.7 at 23.1 knts Shear (0-3000m) pos: 3.5 neg: 0.0 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 50.8 deg Storm rel helicity (0-3000m) pos: 140.9 neg: -0.6 tot: 140.3 m^2/s^2 ave: 46.8 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.16 Bulk Shear: 134.98 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 6 3 328 26| 5.7 0.0 5.7| 36.4 -0.6 35.8 71.5 0.72| 7.3 5.3 1000 24 4 331 26| 3.8 0.0 3.8| 55.5 -0.6 54.9 54.9 0.77| 5.3 4.1 1500 36 5 334 25| 2.9 0.0 2.9| 63.3 -0.6 62.7 41.8 0.77| 4.0 3.1 2000 44 6 336 25| 2.3 0.0 2.3| 68.7 -0.6 68.1 34.0 0.78| 3.3 2.6 2500 49 6 338 24| 2.0 0.0 2.0| 73.8 -0.6 73.2 29.3 0.78| 2.8 2.2 3000 55 8 341 24| 3.5 0.0 3.5|140.9 -0.6 140.3 46.8 0.88| 4.2 3.7 4000 79 13 357 21| 5.7 0.0 5.7|327.0 -0.6 326.4 81.6 0.92| 6.6 6.1 5000 105 22 30 14| 7.0 0.0 7.0|621.0 -0.6 620.3 124.1 0.90| 8.6 7.8 6000 113 31 66 16| 7.1 0.0 7.1|720.6 -0.6 720.0 120.0 0.83| 8.5 7.1 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250501.00.gif