UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:1200Z 7 DEC 25 Station: PANC WMO ident: 70273 Latitude: 61.17 Longitude: -150.02 Elevation: 40.00 ------------------------------------------------------------------------------- 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 -60 SFC 985 40 -12.1 -19.1 56 7.0 -13.4 285 8 262.2 262.3 260.6 264.5 0.86 2 978 96 -11.5 -21.5 43 10.0 -13.3 302 14 263.3 263.4 261.2 265.3 0.70 3 950 326 -13.5 -22.5 47 9.0 -15.0 6 37 263.5 263.6 261.3 265.3 0.66 4 925 535 -14.3 -24.3 42 10.0 -15.9 20 42 264.7 264.8 262.0 266.3 0.58 5 916 609 -14.7 -24.7 42 10.0 -16.3 25 40 265.0 265.1 262.2 266.6 0.56 6 910 659 -13.5 -23.5 43 10.0 -15.2 27 37 266.7 266.9 263.6 268.6 0.63 7 906 693 -13.5 -22.5 47 9.0 -15.1 28 36 267.1 267.2 264.0 269.1 0.69 8 903 718 -13.5 -22.5 47 9.0 -15.1 29 34 267.3 267.5 264.1 269.3 0.69 9 901 735 -12.1 -21.1 47 9.0 -13.8 29 34 269.0 269.1 265.5 271.2 0.79 10 898 760 -11.1 -21.1 43 10.0 -13.0 30 32 270.2 270.4 266.4 272.5 0.79 11 896 777 -9.3 -20.3 40 11.0 -11.6 31 31 272.3 272.4 267.8 274.7 0.85 12 894 795 -8.5 -19.5 41 11.0 -10.9 31 31 273.3 273.4 268.6 275.9 0.91 13 892 812 -6.5 -18.5 38 12.0 -9.4 32 30 275.5 275.7 270.2 278.4 1.00 14 886 865 -4.9 -16.9 38 12.0 -8.0 34 27 277.7 277.9 271.8 281.0 1.15 15 879 927 -4.3 -16.3 39 12.0 -7.5 35 24 279.0 279.2 272.6 282.5 1.22 16 878 936 -4.3 -16.3 39 12.0 -7.5 35 24 279.0 279.2 272.6 282.6 1.22 17 872 990 -3.7 -15.7 39 12.0 -7.0 36 22 280.2 280.4 273.5 284.0 1.29 18 850 1192 -4.3 -14.3 46 10.0 -7.2 40 14 281.6 281.9 274.5 286.0 1.48 19 820 1474 -6.1 -15.1 49 9.0 -8.6 32 10 282.6 282.9 275.0 286.9 1.44 20 767 1993 -10.1 -18.1 52 8.0 -12.1 83 15 283.8 284.0 275.3 287.4 1.20 21 728 2392 -13.5 -17.9 69 4.4 -14.6 96 20 284.3 284.5 275.7 288.2 1.28 22 722 2455 -13.9 -19.9 60 6.0 -15.2 95 21 284.6 284.8 275.5 287.8 1.09 23 709 2592 -14.9 -19.9 66 5.0 -16.0 92 22 284.9 285.1 275.7 288.3 1.11 24 700 2689 -15.3 -21.3 60 6.0 -16.6 90 22 285.5 285.7 275.9 288.6 1.00 25 688 2820 -16.1 -24.1 50 8.0 -17.6 86 21 286.1 286.2 275.9 288.5 0.79 26 683 2874 -16.5 -24.5 50 8.0 -18.0 84 21 286.2 286.4 275.9 288.6 0.77 27 681 2897 -16.3 -25.3 46 9.0 -18.0 83 21 286.7 286.8 276.1 288.9 0.72 28 666 3064 -17.5 -33.5 23 16.0 -19.7 75 19 287.2 287.2 275.7 288.3 0.34 29 659 3143 -17.9 -28.9 38 11.0 -19.7 78 20 287.6 287.7 276.3 289.3 0.53 30 611 3703 -23.1 -28.1 64 5.0 -23.8 100 23 287.9 288.0 276.6 289.8 0.62 31 587 3996 -25.3 -29.5 68 4.2 -25.9 103 26 288.6 288.7 276.9 290.4 0.57 32 563 4298 -27.9 -33.9 56 6.0 -28.6 105 28 289.0 289.1 276.8 290.3 0.39 33 556 4387 -28.3 -38.3 38 10.0 -29.2 107 29 289.6 289.7 276.9 290.4 0.25 34 535 4663 -30.3 -40.3 37 10.0 -31.1 106 30 290.4 290.5 277.2 291.1 0.21 35 500 5140 -34.7 -41.7 49 7.0 -35.2 90 21 290.7 290.8 277.3 291.4 0.20 36 482 5393 -37.1 -42.1 60 5.0 -37.4 78 26 290.8 290.9 277.4 291.5 0.20 37 479 5436 -37.3 -44.3 48 7.0 -37.7 76 28 291.1 291.1 277.4 291.6 0.16 38 473 5523 -37.9 -43.9 53 6.0 -38.2 71 30 291.4 291.4 277.6 292.0 0.16 39 472 5537 -37.5 -43.5 53 6.0 -37.8 70 30 292.1 292.1 278.0 292.7 0.17 40 468 5596 -37.7 -45.7 43 8.0 -38.1 67 32 292.6 292.6 278.2 293.0 0.14 41 457 5759 -38.9 -47.9 38 9.0 -39.3 57 36 293.1 293.1 278.3 293.4 0.11 42 453 5819 -39.5 -47.5 42 8.0 -39.9 55 37 293.0 293.1 278.3 293.4 0.12 43 437 6062 -41.5 -52.5 29 11.0 -41.9 59 40 293.5 293.5 278.5 293.8 0.07 44 432 6140 -41.9 -56.9 18 15.0 -42.3 61 40 294.0 294.0 278.7 294.1 0.04 45 429 6187 -41.7 -63.7 7 22.0 -42.2 63 41 294.8 294.8 279.0 294.9 0.02 46 418 6362 -41.9 -62.9 8 21.0 -42.4 69 43 296.8 296.8 279.9 296.8 0.02 47 401 6643 -40.7 -64.7 6 24.0 -41.3 61 36 301.9 301.9 282.1 301.9 0.02 48 400 6660 -40.9 -64.9 6 24.0 -41.5 60 35 301.8 301.8 282.1 301.9 0.02 49 375 7096 -44.1 -59.1 17 15.0 -44.5 52 48 303.2 303.2 282.7 303.4 0.04 50 370 7186 -44.3 -61.3 13 17.0 -44.7 55 50 304.1 304.1 283.1 304.2 0.03 51 360 7370 -43.5 -69.5 4 26.0 -44.0 53 53 307.6 307.6 284.4 307.6 0.01 52 322 8122 -41.7 -73.7 2 32.0 -42.5 45 60 320.0 320.0 288.8 320.1 0.01 53 300 8600 -43.5 -74.5 2 31.0 -44.2 40 62 324.0 324.0 290.0 324.1 0.01 54 297 8668 -43.9 -74.9 2 31.0 -44.5 40 62 324.4 324.4 290.1 324.4 0.00 55 292 8783 -42.3 -74.3 2 32.0 -43.0 40 62 328.3 328.3 291.2 328.3 0.01 56 282 9018 -43.7 -74.7 2 31.0 -44.4 40 61 329.5 329.5 291.6 329.6 0.01 57 260 9566 -43.8 -75.5 2 31.7 -44.6 40 67 337.1 337.1 293.6 337.1 0.01 58 250 9830 -43.9 -75.9 2 32.0 -44.6 40 65 340.8 340.8 294.5 340.8 0.01 59 200 11320 -44.9 -77.9 1 33.0 -45.7 30 48 361.7 361.7 299.0 361.7 0.00 60 150 13250 -45.9 -79.9 1 34.0 -46.9 5 41 391.0 391.0 303.9 391.0 0.00 61 100 15940 -45.3 -80.3 1 35.0 -46.8 355 24 440.2 440.2 309.9 440.2 0.01 62 93 16422 -47.5 -81.5 1 34.0 -48.8 353 30 445.1 445.1 310.4 445.1 0.01 63 89 16715 -44.7 -80.7 1 36.0 -46.4 350 36 456.3 456.3 311.4 456.4 0.01 64 86 16944 -45.3 -80.3 1 35.0 -47.0 356 30 459.6 459.6 311.7 459.6 0.01 65 83 17182 -43.9 -79.9 1 36.0 -45.9 352 26 467.1 467.1 312.4 467.2 0.01 66 81 17345 -44.9 -80.9 1 36.0 -46.7 342 27 468.4 468.4 312.5 468.4 0.01 67 80 17429 -43.5 -80.5 1 37.0 -45.6 336 28 472.9 472.9 312.9 473.0 0.01 68 77 17686 -43.5 -79.5 1 36.0 -45.7 320 30 478.1 478.1 313.3 478.2 0.01 69 71 18226 -47.9 -81.9 1 34.0 -49.4 312 36 480.0 480.0 313.4 480.0 0.01 70 70 18320 -48.3 -82.3 1 34.0 -49.8 330 38 481.1 481.1 313.5 481.1 0.01 71 68 18511 -47.3 -82.3 1 35.0 -49.0 330 36 487.2 487.2 314.0 487.3 0.01 72 64 18910 -49.7 -82.7 1 33.0 -51.1 322 40 490.5 490.5 314.2 490.5 0.01 73 61 19225 -47.9 -82.9 1 35.0 -49.7 316 44 501.3 501.3 315.1 501.3 0.01 74 57 19669 -50.9 -83.9 1 33.0 -52.3 338 33 504.3 504.3 315.2 504.3 0.01 75 56 19785 -48.1 -83.1 1 35.0 -50.0 344 30 513.2 513.2 315.9 513.3 0.01 76 55 19904 -47.9 -82.9 1 35.0 -49.8 328 27 516.3 516.3 316.1 516.4 0.01 77 50 20530 -49.7 -83.7 1 34.0 -51.5 315 40 526.4 526.4 316.7 526.4 0.01 78 46 21075 -50.5 -83.5 1 33.0 -52.2 321 38 537.1 537.1 317.3 537.2 0.01 79 42 21672 -48.5 -83.5 1 35.0 -50.8 297 31 556.2 556.2 318.5 556.3 0.01 80 40 21996 -45.3 -81.3 1 36.0 -48.4 311 32 572.1 572.1 319.3 572.2 0.01 81 30 23910 -47.1 -82.1 1 35.0 -50.4 330 41 616.2 616.2 321.3 616.3 0.02 82 25 25115 -48.1 -83.1 1 35.0 -51.6 325 38 646.4 646.4 322.6 646.5 0.02 TRP 370 7186 -44.3 -61.3 13 17.0 -44.7 55 50 304.1 304.1 283.1 304.2 0.03 WND 260 9566 -43.8 -75.5 2 31.7 -44.6 40 67 337.1 337.1 293.6 337.1 0.01 Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 49.61 % Est. max temperature: 7.77 C = 45.99 F Sfc-Lift cond lev (LCL): 879.52 mb = 922.77 m = 3027.43 ft T: -4.34 C 700-500 lapse rate: 7.92 C/km ThetaE index: 0.31 C Layer 722.0- 709.0 mb Conv cond level (CCL): 566.28 mb = 4255.52 m = 13961.52 ft Mean mixing ratio: 0.70 g/kg Conv temperature: 14.59 C = 58.27 F Cap Strength: 19.02 C Lifted Index: 18.83 C Risk: None Lifted Index @300 mb: 39.77 C Lifted Index @700 mb: 16.85 C Showalter Index: 4.57 C Risk: None Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.40 C Cross Totals Index: 20.40 C K Index: 10.10 Risk: None Sweat Index: 85.00 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.90 J/kg Max Up Vert Vel: 9.58 m/s Conv Inhibition (B-): 60415.36 J/kg Cap Strength: 18.97 C Lift Cond Lev (LCL): 798.88 mb = 1676.42 m = 5500.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 102 at 18 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 ---------------------------------------------------------- 0 985 40 285 8 7.7 -2.1 | 283 26 25.3 -5.8 1 952 305 5 36 -3.1 -35.9 | 340 42 14.4 -39.6 2 925 535 20 42 -14.4 -39.5 | 356 43 3.2 -43.2 3 916 610 25 40 -16.9 -36.3 | 359 40 0.7 -40.0 4 881 914 35 25 -14.3 -20.5 | 352 24 3.2 -24.2 5 850 1192 40 14 -9.0 -10.7 | 329 17 8.6 -14.4 6 847 1219 40 14 -9.0 -10.7 | 329 17 8.6 -14.4 7 814 1524 30 9 -4.5 -7.8 | 311 17 13.1 -11.5 8 783 1829 65 12 -10.9 -5.1 | 323 11 6.7 -8.8 9 752 2134 100 18 -17.7 3.1 | 13 1 -0.1 -0.6 10 723 2438 95 21 -20.9 1.8 | 60 4 -3.3 -1.9 11 700 2689 90 22 -22.0 0.0 | 50 6 -4.4 -3.7 12 695 2743 90 22 -22.0 0.0 | 50 6 -4.4 -3.7 13 666 3048 75 19 -18.4 -4.9 | 5 9 -0.8 -8.6 14 613 3658 100 23 -22.7 4.0 | 93 5 -5.1 0.3 15 564 4267 105 28 -27.0 7.2 | 110 10 -9.5 3.5 16 541 4572 110 32 -30.1 10.9 | 120 14 -12.5 7.2 17 518 4877 95 22 -21.9 1.9 | 67 5 -4.3 -1.8 18 500 5140 90 21 -21.0 0.0 | 43 5 -3.4 -3.7 19 497 5182 90 21 -21.0 0.0 | 43 5 -3.4 -3.7 20 454 5791 55 37 -30.3 -21.2 | 27 28 -12.7 -24.9 21 435 6096 60 40 -34.6 -20.0 | 36 29 -17.1 -23.7 22 416 6401 70 43 -40.4 -14.7 | 51 29 -22.8 -18.4 23 400 6660 60 35 -30.3 -17.5 | 31 25 -12.7 -21.2 24 397 6706 65 34 -30.8 -14.4 | 36 22 -13.2 -18.1 25 380 7010 50 46 -35.2 -29.6 | 28 38 -17.7 -33.3 26 370 7186 55 50 -41.0 -28.7 | 36 40 -23.4 -32.4 27 347 7620 50 57 -43.7 -36.6 | 33 48 -26.1 -40.4 28 300 8600 40 62 -39.9 -47.5 | 23 56 -22.3 -51.2 29 277 9144 40 61 -39.2 -46.7 | 23 55 -21.6 -50.5 30 260 9566 40 67 -43.1 -51.3 | 25 61 -25.5 -55.0 31 253 9754 40 67 -43.1 -51.3 | 25 61 -25.5 -55.0 32 250 9830 40 65 -41.8 -49.8 | 24 59 -24.2 -53.5 33 211 10973 45 52 -36.8 -36.8 | 25 45 -19.2 -40.5 34 200 11320 30 48 -24.0 -41.6 | 8 46 -6.4 -45.3 35 150 13250 5 41 -3.6 -40.8 | 343 47 14.0 -44.6 36 140 13716 355 33 2.9 -32.9 | 331 42 20.5 -36.6 37 134 14021 5 32 -2.8 -31.9 | 337 39 14.8 -35.6 38 122 14630 10 35 -6.1 -34.5 | 343 40 11.5 -38.2 39 116 14935 25 28 -11.8 -25.4 | 349 30 5.8 -29.1 40 111 15240 5 12 -1.0 -12.0 | 313 23 16.5 -15.7 41 106 15545 340 22 7.5 -20.7 | 314 35 25.1 -24.4 42 101 15850 360 30 -0.0 -30.0 | 332 38 17.6 -33.7 43 100 15940 355 24 2.1 -23.9 | 325 34 19.7 -27.6 44 97 16154 355 24 2.1 -23.9 | 325 34 19.7 -27.6 45 88 16764 350 37 6.4 -36.4 | 329 47 24.0 -40.2 46 84 17069 360 25 -0.0 -25.0 | 329 34 17.6 -28.7 47 74 17983 300 32 27.7 -16.0 | 294 49 45.3 -19.7 48 70 18288 315 37 26.2 -26.2 | 304 53 43.8 -29.9 49 70 18320 330 38 19.0 -32.9 | 315 52 36.6 -36.6 50 67 18593 330 35 17.5 -30.3 | 314 49 35.1 -34.0 51 61 19202 315 45 31.8 -31.8 | 306 61 49.4 -35.5 52 56 19812 345 29 7.5 -28.0 | 322 40 25.1 -31.7 53 53 20117 290 23 21.6 -7.9 | 286 41 39.2 -11.6 54 50 20530 315 40 28.3 -28.3 | 305 56 45.9 -32.0 55 49 20726 310 41 31.4 -26.4 | 302 57 49.0 -30.1 56 46 21031 320 38 24.4 -29.1 | 308 53 42.0 -32.8 57 44 21336 325 38 21.8 -31.1 | 312 53 39.4 -34.8 58 42 21641 295 31 28.1 -13.1 | 290 49 45.7 -16.8 59 37 22555 335 34 14.4 -30.8 | 317 47 32.0 -34.5 60 30 23910 330 41 20.5 -35.5 | 316 55 38.1 -39.2 61 28 24079 335 44 18.6 -39.9 | 320 57 36.2 -43.6 62 26 24384 325 39 22.4 -31.9 | 312 54 40.0 -35.7 63 19 25298 325 33 18.9 -27.0 | 310 48 36.5 -30.8 Wind Parameters Mean winds (0-6000m): 71.9 at 24.0 knts Storm direction: 101.9 at 18.0 knts Shear (0-3000m) pos: 6.3 neg: 1.8 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 83.0 deg Storm rel helicity (0-3000m) pos: 525.2 neg: -101.8 tot: 423.4 m^2/s^2 ave: 141.1 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 20.4 stream: 6.1 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 0.39 Bulk Shear: 117.44 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 30 337 37| 44.6 0.0 44.6|486.5 0.0 486.5 973.0 0.91| 55.2 50.0 1000 18 31 346 34| 12.5 0.0 12.5|509.2 -44.2 465.0 465.0 0.57| 40.3 22.8 1500 22 25 342 28| 8.3 3.8 12.1|509.2 -91.2 418.0 278.7 0.38| 30.7 11.8 2000 27 22 341 24| 8.2 2.8 11.0|524.4 -91.2 433.2 216.6 0.38| 26.6 10.1 2500 39 21 348 20| 7.6 2.3 9.8|525.2 -91.6 433.6 173.4 0.37| 23.0 8.6 3000 48 21 354 18| 6.3 1.8 8.1|525.2-101.8 423.4 141.1 0.30| 20.4 6.1 4000 62 21 6 14| 5.6 1.3 7.0|541.2-101.8 439.4 109.8 0.35| 17.0 5.9 5000 74 23 22 11| 5.0 2.1 7.1|548.8-119.6 429.2 85.8 0.26| 15.6 4.1 6000 72 24 25 12| 4.2 2.5 6.7|570.5-147.2 423.4 70.6 0.21| 15.4 3.2 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251207.12.gif