UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 17 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 1016 29 -13.1 -15.4 83 2.3 -13.6 315 15 258.9 259.1 258.6 261.9 1.13 1 1000 150 -14.5 -19.5 66 5.0 -15.4 330 23 258.6 258.8 257.8 260.9 0.81 2 966 412 -14.9 -20.9 60 6.0 -15.9 343 25 260.8 260.9 259.4 262.9 0.75 3 931 692 -12.9 -18.9 61 6.0 -14.0 358 27 265.6 265.8 263.3 268.2 0.92 4 925 741 -12.9 -18.9 61 6.0 -14.1 360 27 266.1 266.3 263.7 268.7 0.93 5 868 1225 -13.5 -20.5 56 7.0 -14.9 11 29 270.4 270.5 266.6 272.8 0.86 6 850 1384 -14.3 -23.3 46 9.0 -15.9 15 29 271.2 271.3 266.8 273.2 0.69 7 829 1574 -15.7 -25.7 42 10.0 -17.3 15 29 271.6 271.7 266.9 273.3 0.57 8 774 2091 -18.1 -25.1 54 7.0 -19.2 15 28 274.4 274.5 268.9 276.3 0.64 9 700 2843 -19.5 -28.5 45 9.0 -20.8 15 27 280.9 281.0 272.6 282.5 0.52 10 689 2961 -19.3 -27.3 49 8.0 -20.5 15 27 282.4 282.5 273.6 284.2 0.59 11 539 4735 -33.1 -41.1 45 8.0 -33.7 23 27 286.5 286.5 275.2 287.1 0.19 12 500 5260 -35.3 -42.3 49 7.0 -35.8 25 27 290.0 290.0 277.0 290.6 0.18 13 488 5429 -35.7 -42.7 49 7.0 -36.1 26 26 291.5 291.6 277.7 292.1 0.18 14 436 6200 -41.5 -50.5 37 9.0 -41.9 31 20 293.7 293.7 278.6 294.0 0.09 15 400 6780 -44.3 -54.3 32 10.0 -44.6 35 15 297.4 297.4 280.3 297.6 0.06 16 384 7053 -45.7 -55.7 31 10.0 -46.0 32 15 299.1 299.1 281.0 299.3 0.05 17 369 7317 -49.1 -59.1 30 10.0 -49.3 28 14 298.0 298.0 280.5 298.1 0.04 18 316 8324 -54.1 -65.1 25 11.0 -54.2 15 13 304.5 304.5 283.2 304.6 0.02 19 300 8660 -50.3 -62.3 23 12.0 -50.5 10 9 314.5 314.5 286.9 314.6 0.03 20 284 9016 -51.9 -63.9 22 12.0 -52.1 7 11 317.1 317.1 287.8 317.2 0.02 21 250 9850 -47.9 -60.9 21 13.0 -48.3 360 15 334.9 334.9 293.0 335.0 0.04 22 224 10577 -46.1 -61.1 17 15.0 -46.7 2 13 348.3 348.3 296.3 348.5 0.05 23 200 11330 -46.1 -62.1 15 16.0 -46.7 5 11 359.8 359.8 298.7 360.0 0.04 24 182 11960 -44.7 -62.7 12 18.0 -45.5 3 10 371.9 371.9 300.9 372.1 0.05 25 166 12574 -47.1 -65.1 11 18.0 -47.8 2 8 377.8 377.8 301.9 378.0 0.04 26 150 13250 -44.3 -63.3 10 19.0 -45.3 360 7 393.7 393.7 304.3 394.0 0.05 27 138 13804 -48.3 -67.3 9 19.0 -49.1 358 8 396.2 396.2 304.7 396.3 0.03 28 128 14303 -45.7 -64.7 10 19.0 -46.7 356 9 409.5 409.5 306.5 409.7 0.05 29 100 15940 -47.9 -68.9 7 21.0 -49.0 350 13 435.2 435.2 309.4 435.4 0.04 30 91 16560 -48.5 -68.5 8 20.0 -49.6 351 16 445.9 445.9 310.5 446.1 0.04 31 70 18290 -46.9 -67.9 7 21.0 -48.5 355 23 484.1 484.1 313.8 484.4 0.06 32 61 19198 -48.3 -69.3 7 21.0 -49.9 357 24 500.4 500.4 315.0 500.7 0.06 33 50 20510 -47.1 -68.1 7 21.0 -49.2 360 25 532.5 532.5 317.1 533.0 0.08 34 43 21502 -50.7 -71.7 7 21.0 -52.4 3 28 547.1 547.1 317.9 547.5 0.06 35 30 23860 -48.7 -69.7 7 21.0 -51.4 10 36 611.9 611.9 321.2 612.7 0.11 36 26 24793 -50.9 -71.9 7 21.0 -53.4 10 40 631.2 631.2 322.0 631.9 0.09 37 20 26500 -49.9 -70.9 7 21.0 -53.2 10 48 683.4 683.5 323.9 684.6 0.13 38 18 27188 -50.5 -71.5 7 21.0 -53.9 11 47 702.4 702.5 324.6 703.6 0.14 39 15 28386 -47.3 -69.3 6 22.0 -52.2 12 46 750.7 750.8 326.0 752.8 0.23 40 12 29866 -46.1 -68.1 7 22.0 -52.1 14 44 804.4 804.6 327.4 807.8 0.33 41 10 31080 -45.5 -67.5 7 22.0 -52.4 15 42 849.7 849.9 328.5 854.3 0.43 42 9.0 31785 -44.1 -68.1 5 24.0 -52.1 881.1 881.3 329.1 886.0 0.44 TRP 316 8324 -54.1 -65.1 25 11.0 -54.2 15 13 304.5 304.5 283.2 304.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5110.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 50.60 % Est. max temperature: -1.45 C = 29.38 F Sfc-Lift cond lev (LCL): 978.86 mb = 311.68 m = 1022.54 ft T: -14.75 C 700-500 lapse rate: 6.54 C/km ThetaE index: 1.04 C Layer 1000.0- 966.0 mb Conv cond level (CCL): 630.99 mb = 3596.11 m = 11798.13 ft Mean mixing ratio: 0.85 g/kg Conv temperature: 12.08 C = 53.74 F Cap Strength: 18.79 C Lifted Index: 21.28 C Risk: None Lifted Index @300 mb: 35.64 C Lifted Index @700 mb: 15.81 C Showalter Index: 14.02 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 12.00 C K Index: -11.30 Risk: None Sweat Index: 85.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.96 J/kg Max Up Vert Vel: 8.36 m/s Conv Inhibition (B-): 79752.97 J/kg Cap Strength: 21.06 C Lift Cond Lev (LCL): 883.29 mb = 1092.09 m = 3582.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 45 at 20 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 1016 29 315 15 10.6 -10.6 | 262 25 24.6 3.6 1 1000 150 330 23 11.5 -19.9 | 283 26 25.5 -5.7 2 925 741 360 27 -0.0 -27.0 | 312 19 14.0 -12.8 3 850 1384 15 29 -7.5 -28.0 | 335 15 6.5 -13.8 4 700 2843 15 27 -7.0 -26.1 | 329 14 7.0 -11.9 5 500 5260 25 27 -11.4 -24.5 | 346 11 2.6 -10.3 6 400 6780 35 15 -8.6 -12.3 | 251 6 5.4 1.9 7 316 8324 15 13 -3.4 -12.6 | 261 11 10.7 1.6 8 300 8660 10 9 -1.6 -8.9 | 247 14 12.5 5.3 9 250 9850 360 15 -0.0 -15.0 | 273 14 14.0 -0.8 10 200 11330 5 11 -1.0 -11.0 | 256 13 13.1 3.2 11 150 13250 360 7 -0.0 -7.0 | 243 16 14.0 7.2 12 100 15940 350 13 2.3 -12.8 | 265 16 16.3 1.4 13 70 18290 355 23 2.0 -22.9 | 299 18 16.0 -8.7 14 50 20510 360 25 -0.0 -25.0 | 308 18 14.0 -10.8 15 30 23860 10 36 -6.3 -35.5 | 340 23 7.8 -21.3 16 20 26500 10 48 -8.3 -47.3 | 350 34 5.7 -33.1 17 10 31080 15 42 -10.9 -40.6 | 353 27 3.2 -26.4 Wind Parameters Mean winds (0-6000m): 14.7 at 26.6 knts Storm direction: 44.7 at 19.9 knts Shear (0-3000m) pos: 4.2 neg: 0.2 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 68.7 deg Storm rel helicity (0-3000m) pos: 162.3 neg: -5.0 tot: 157.2 m^2/s^2 ave: 52.4 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 4.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.98 Bulk Shear: 35.67 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 ------------------------------------------------------------------------------- 500 337 23 287 24| 16.1 0.0 16.1|108.3 0.0 108.3 216.6 0.93| 18.3 17.1 1000 350 25 299 21| 11.3 0.0 11.3|145.4 0.0 145.4 145.4 0.91| 13.5 12.3 1500 358 26 309 19| 8.6 0.0 8.6|161.4 -0.4 161.0 107.4 0.90| 10.5 9.4 2000 3 27 314 18| 6.4 0.2 6.6|161.4 -2.2 159.2 79.6 0.86| 8.1 6.9 2500 5 27 318 17| 5.1 0.3 5.4|161.4 -3.9 157.4 63.0 0.83| 6.6 5.5 3000 7 27 320 17| 4.2 0.2 4.5|162.3 -5.0 157.2 52.4 0.81| 5.6 4.5 4000 10 27 323 16| 3.3 0.2 3.5|167.0 -5.0 162.0 40.5 0.80| 4.5 3.6 5000 12 27 326 15| 2.8 0.1 2.9|171.5 -5.0 166.4 33.3 0.80| 3.8 3.0 6000 15 27 328 14| 2.0 0.1 2.1|172.3 -11.5 160.8 26.8 0.60| 3.7 2.3 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250417.12.gif