UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:0000Z 12 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 ------------------------------------------------------------------------------- SFC 1028 40 -10.7 -18.7 52 8.0 -12.2 75 2 260.4 260.5 259.2 262.7 0.85 1 1010 185 -9.7 -21.7 37 12.0 -11.9 62 4 262.7 262.8 260.7 264.6 0.67 2 1000 267 -10.1 -22.1 37 12.0 -12.3 55 5 263.0 263.2 260.9 264.9 0.65 3 966 533 -11.1 -24.1 33 13.0 -13.3 27 11 264.7 264.7 261.9 266.3 0.56 4 962 565 -11.1 -24.1 33 13.0 -13.3 24 12 265.0 265.1 262.2 266.6 0.57 5 957 605 -8.7 -26.7 22 18.0 -11.8 20 13 267.8 267.9 264.0 269.1 0.45 6 956 613 -7.9 -27.9 18 20.0 -11.2 20 13 268.7 268.8 264.6 269.9 0.40 7 955 621 -6.7 -28.7 16 22.0 -10.4 19 13 270.0 270.0 265.4 271.1 0.37 8 948 679 -4.7 -30.7 11 26.0 -9.2 17 14 272.6 272.6 267.0 273.5 0.31 9 925 871 -6.3 -31.3 12 25.0 -10.4 10 17 272.9 272.9 267.2 273.8 0.30 10 891 1162 -8.9 -31.9 14 23.0 -12.4 358 20 273.1 273.2 267.4 274.0 0.30 11 880 1259 -8.3 -34.3 10 26.0 -12.2 358 20 274.7 274.8 268.3 275.5 0.24 12 877 1285 -7.5 -34.5 9 27.0 -11.6 359 19 275.8 275.9 269.0 276.5 0.23 13 850 1528 -8.5 -38.5 7 30.0 -12.6 20 14 277.2 277.3 269.8 277.8 0.16 14 840 1620 -9.3 -38.3 7 29.0 -13.2 20 16 277.3 277.4 269.8 277.9 0.17 15 822 1787 -8.5 -37.5 8 29.0 -12.6 20 20 279.9 279.9 271.4 280.5 0.18 16 788 2113 -10.5 -32.5 15 22.0 -14.0 20 23 281.2 281.2 272.4 282.2 0.32 17 757 2421 -11.9 -37.9 10 26.0 -15.4 11 22 282.9 282.9 273.2 283.5 0.19 18 748 2513 -12.3 -33.3 16 21.0 -15.5 7 22 283.4 283.5 273.7 284.4 0.31 19 721 2792 -14.7 -32.7 20 18.0 -17.3 357 22 283.8 283.9 273.9 284.9 0.34 20 719 2813 -14.3 -31.3 22 17.0 -16.9 357 22 284.5 284.5 274.4 285.7 0.39 21 710 2909 -14.9 -30.9 24 16.0 -17.4 1 23 284.8 284.9 274.6 286.1 0.41 22 700 3016 -15.7 -32.7 22 17.0 -18.2 5 24 285.1 285.2 274.7 286.2 0.35 23 690 3124 -16.3 -36.3 16 20.0 -18.9 7 26 285.6 285.7 274.8 286.4 0.25 24 680 3234 -16.9 -33.9 21 17.0 -19.3 8 28 286.1 286.2 275.2 287.2 0.32 25 675 3289 -17.1 -27.1 42 10.0 -18.8 9 30 286.5 286.6 275.9 288.4 0.61 26 673 3311 -17.1 -30.1 31 13.0 -19.1 9 30 286.8 286.8 275.7 288.2 0.47 27 668 3367 -17.1 -32.1 26 15.0 -19.3 10 31 287.4 287.4 275.9 288.6 0.39 28 665 3401 -17.1 -29.1 34 12.0 -19.0 9 31 287.7 287.8 276.3 289.4 0.52 29 652 3548 -18.1 -28.1 41 10.0 -19.7 4 31 288.2 288.3 276.7 290.1 0.58 30 650 3571 -18.3 -28.3 41 10.0 -19.9 3 31 288.3 288.4 276.7 290.1 0.57 31 649 3583 -18.3 -28.3 41 10.0 -19.9 3 31 288.4 288.5 276.7 290.2 0.57 32 642 3664 -17.7 -36.7 17 19.0 -20.1 0 31 290.0 290.0 277.0 290.8 0.26 33 628 3828 -18.5 -38.5 15 20.0 -20.9 355 31 290.9 290.9 277.4 291.6 0.22 34 611 4032 -19.5 -35.5 23 16.0 -21.6 352 32 292.0 292.1 278.2 293.0 0.30 35 578 4441 -22.9 -30.9 48 8.0 -24.0 357 35 292.7 292.8 278.8 294.4 0.50 36 570 4543 -23.5 -31.5 48 8.0 -24.6 356 35 293.2 293.3 279.0 294.8 0.48 37 558 4698 -24.1 -35.1 36 11.0 -25.4 353 36 294.3 294.3 279.3 295.4 0.35 38 507 5391 -28.3 -34.3 56 6.0 -29.0 354 48 297.3 297.4 280.8 298.7 0.41 39 500 5490 -28.7 -35.7 51 7.0 -29.5 355 51 298.0 298.1 281.0 299.3 0.36 40 495 5562 -29.1 -37.1 46 8.0 -29.9 355 51 298.4 298.5 281.1 299.5 0.32 41 493 5591 -29.3 -37.3 46 8.0 -30.1 355 51 298.5 298.6 281.1 299.6 0.31 42 485 5708 -30.3 -37.3 50 7.0 -31.0 355 52 298.7 298.7 281.2 299.8 0.32 43 478 5812 -30.7 -39.7 41 9.0 -31.5 355 52 299.4 299.5 281.4 300.3 0.25 44 469 5947 -31.9 -39.9 45 8.0 -32.6 355 52 299.6 299.6 281.5 300.4 0.25 45 454 6176 -33.7 -45.7 29 12.0 -34.5 355 53 300.1 300.1 281.6 300.6 0.14 46 443 6349 -34.7 -44.7 36 10.0 -35.4 355 52 301.0 301.0 282.0 301.5 0.16 47 437 6444 -34.5 -46.5 29 12.0 -35.3 355 53 302.4 302.4 282.5 302.9 0.13 48 435 6476 -34.7 -45.7 32 11.0 -35.4 355 54 302.5 302.6 282.6 303.1 0.15 49 432 6525 -34.5 -53.5 13 19.0 -35.5 355 55 303.4 303.4 282.8 303.6 0.06 50 428 6590 -34.7 -59.7 6 25.0 -35.7 355 57 304.0 304.0 283.0 304.1 0.03 51 427 6606 -34.9 -59.9 6 25.0 -35.9 355 57 303.9 303.9 283.0 304.0 0.03 52 400 7060 -38.5 -61.5 7 23.0 -39.3 355 70 305.0 305.0 283.4 305.0 0.02 53 394 7164 -39.3 -62.3 7 23.0 -40.0 355 70 305.2 305.2 283.5 305.3 0.02 54 388 7268 -40.3 -54.3 21 14.0 -40.9 355 70 305.3 305.3 283.6 305.5 0.06 55 384 7339 -40.7 -49.7 37 9.0 -41.1 355 70 305.6 305.7 283.8 306.0 0.11 56 300 8980 -51.5 -61.5 29 10.0 -51.7 355 102 312.8 312.8 286.4 312.9 0.03 57 274 9564 -53.6 -67.6 17 14.0 -53.8 355 115 318.0 318.0 288.1 318.0 0.02 58 250 10150 -55.7 -73.7 9 18.0 -55.9 360 84 323.3 323.3 289.8 323.3 0.01 59 237 10488 -57.5 -75.5 8 18.0 -57.6 350 69 325.5 325.5 290.5 325.5 0.01 60 200 11570 -53.5 -79.5 3 26.0 -53.8 335 48 348.0 348.0 296.2 348.1 0.00 61 150 13440 -51.5 -82.5 1 31.0 -52.1 305 29 381.3 381.3 302.5 381.3 0.00 62 100 16110 -48.5 -82.5 1 34.0 -49.6 285 27 434.0 434.0 309.3 434.0 0.00 63 91 16726 -50.3 -83.3 1 33.0 -51.3 303 17 442.3 442.3 310.1 442.3 0.00 64 85 17176 -44.9 -80.9 1 36.0 -46.7 291 28 462.0 462.0 312.0 462.0 0.01 65 71 18367 -48.7 -82.7 1 34.0 -50.1 300 25 478.3 478.3 313.3 478.3 0.01 66 70 18460 -47.9 -82.9 1 35.0 -49.5 295 23 481.9 481.9 313.6 481.9 0.01 67 68 18651 -47.9 -82.9 1 35.0 -49.5 295 22 485.9 485.9 313.9 486.0 0.01 68 63 19152 -50.1 -83.1 1 33.0 -51.5 297 25 491.8 491.8 314.4 491.8 0.01 69 58 19694 -47.9 -82.9 1 35.0 -49.7 302 32 508.5 508.5 315.5 508.6 0.01 70 53 20286 -49.7 -83.7 1 34.0 -51.4 299 31 517.7 517.7 316.1 517.7 0.01 71 51 20539 -47.5 -82.5 1 35.0 -49.6 309 30 528.5 528.5 316.8 528.6 0.01 72 50 20670 -47.7 -82.7 1 35.0 -49.8 325 36 531.1 531.1 317.0 531.1 0.01 73 47 21080 -46.9 -82.9 1 36.0 -49.3 324 33 542.5 542.5 317.6 542.5 0.01 74 44 21515 -48.9 -82.9 1 34.0 -51.0 306 16 547.9 547.9 318.0 548.0 0.01 75 32 23599 -50.9 -84.9 1 34.0 -53.2 327 24 594.8 594.8 320.4 594.9 0.01 76 30 24020 -50.3 -84.3 1 34.0 -52.8 315 36 607.5 607.5 320.9 607.6 0.01 77 27 24708 -50.3 -84.3 1 34.0 -53.0 319 34 626.1 626.1 321.7 626.2 0.01 78 26 24955 -48.9 -83.9 1 35.0 -52.1 298 31 636.9 636.9 322.2 637.0 0.01 79 20 26660 -53.5 -86.5 1 33.0 -56.1 325 48 672.4 672.4 323.5 672.5 0.01 80 18 27340 -52.1 -85.1 1 33.0 -55.2 325 50 697.4 697.4 324.3 697.5 0.02 81 15 28519 -52.7 -85.7 1 33.0 -56.1 329 44 732.7 732.7 325.4 732.9 0.02 82 14 28963 -54.3 -86.3 1 32.0 -57.4 332 40 741.9 741.9 325.7 742.0 0.02 83 14 28963 -54.3 -86.3 1 32.0 -57.4 332 40 741.9 741.9 325.7 742.0 0.02 TRP 237 10488 -57.5 -75.5 8 18.0 -57.6 350 69 325.5 325.5 290.5 325.5 0.01 WND 274 9564 -53.6 -67.6 17 14.0 -53.8 355 115 318.0 318.0 288.1 318.0 0.02 Sounding variables and indices 1000-500 mb thick: 5223.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 25.95 % Est. max temperature: 4.48 C = 40.06 F Sfc-Lift cond lev (LCL): 903.57 mb = 1053.38 m = 3455.93 ft T: -7.93 C 700-500 lapse rate: 5.25 C/km Conv cond level (CCL): 465.72 mb = 5996.45 m = 19673.15 ft Mean mixing ratio: 0.55 g/kg Conv temperature: 28.92 C = 84.06 F Cap Strength: 24.65 C Lifted Index: 25.13 C Risk: None Lifted Index @300 mb: 32.03 C Lifted Index @700 mb: 16.77 C Showalter Index: 16.98 C Risk: None Total Totals Index: 10.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: -9.80 C K Index: -35.30 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 4.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 56.55 J/kg Max Up Vert Vel: 10.64 m/s Conv Inhibition (B-): 65421.59 J/kg Cap Strength: 25.02 C Lift Cond Lev (LCL): 761.63 mb = 2374.60 m = 7790.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 31 at 21 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 1028 40 75 2 -1.9 -0.5 | 207 20 8.9 17.6 1 1000 267 55 5 -4.1 -2.9 | 204 17 6.7 15.3 2 995 305 50 6 -4.6 -3.9 | 203 16 6.2 14.3 3 957 610 20 13 -4.4 -12.2 | 227 9 6.3 5.9 4 925 871 10 17 -3.0 -16.7 | 260 8 7.8 1.4 5 920 914 10 17 -3.0 -16.7 | 260 8 7.8 1.4 6 884 1219 355 21 1.8 -20.9 | 282 13 12.6 -2.8 7 850 1524 15 13 -3.4 -12.6 | 233 9 7.4 5.6 8 850 1528 20 14 -4.8 -13.2 | 230 8 6.0 5.0 9 817 1829 20 21 -7.2 -19.7 | 294 4 3.6 -1.6 10 785 2134 20 23 -7.9 -21.6 | 320 5 2.9 -3.5 11 755 2438 10 22 -3.8 -21.7 | 297 8 7.0 -3.5 12 725 2743 355 22 1.9 -21.9 | 287 13 12.7 -3.8 13 700 3016 5 24 -2.1 -23.9 | 304 10 8.7 -5.8 14 669 3353 10 31 -5.4 -30.5 | 336 14 5.4 -12.4 15 642 3658 360 31 -0.0 -31.0 | 320 17 10.8 -12.9 16 615 3962 350 31 5.4 -30.5 | 307 20 16.2 -12.4 17 590 4267 360 35 -0.0 -35.0 | 327 20 10.8 -16.9 18 543 4877 350 36 6.3 -35.5 | 315 24 17.0 -17.3 19 500 5490 355 51 4.4 -50.8 | 335 36 15.2 -32.7 20 459 6096 355 53 4.6 -52.8 | 336 38 15.4 -34.7 21 439 6401 355 52 4.5 -51.8 | 336 37 15.3 -33.7 22 400 7060 355 70 6.1 -69.7 | 342 54 16.9 -51.6 23 368 7620 355 71 6.2 -70.7 | 342 55 17.0 -52.6 24 300 8980 355 102 8.9 -101.6 | 347 86 19.7 -83.5 25 292 9144 355 102 8.9 -101.6 | 347 86 19.7 -83.5 26 274 9564 355 115 10.0 -114.6 | 348 99 20.8 -96.4 27 266 9754 355 115 10.0 -114.6 | 348 99 20.8 -96.4 28 250 10150 360 84 -0.0 -84.0 | 351 67 10.8 -65.9 29 242 10363 360 84 -0.0 -84.0 | 351 67 10.8 -65.9 30 237 10488 350 69 12.0 -68.0 | 335 55 22.8 -49.8 31 209 11278 340 37 12.7 -34.8 | 305 29 23.4 -16.6 32 200 11570 335 48 20.3 -43.5 | 309 40 31.1 -25.4 33 190 11887 335 49 20.7 -44.4 | 310 41 31.5 -26.3 34 173 12497 335 26 11.0 -23.6 | 284 22 21.8 -5.4 35 165 12802 305 33 27.0 -18.9 | 271 38 37.8 -0.8 36 151 13411 320 29 18.6 -22.2 | 278 30 29.4 -4.1 37 150 13440 305 29 23.8 -16.6 | 267 35 34.5 1.5 38 144 13716 300 30 26.0 -15.0 | 265 37 36.8 3.1 39 131 14326 300 35 30.3 -17.5 | 269 41 41.1 0.6 40 120 14935 320 21 13.5 -16.1 | 265 24 24.3 2.1 41 114 15240 285 23 22.2 -6.0 | 250 35 33.0 12.2 42 109 15545 265 26 25.9 2.3 | 241 42 36.7 20.4 43 100 16110 285 27 26.1 -7.0 | 253 39 36.9 11.2 44 95 16459 285 27 26.1 -7.0 | 253 39 36.9 11.2 45 91 16764 305 16 13.1 -9.2 | 249 26 23.9 9.0 46 83 17374 285 34 32.8 -8.8 | 258 45 43.6 9.3 47 79 17678 295 43 39.0 -18.2 | 270 50 49.8 -0.0 48 72 18288 305 26 21.3 -14.9 | 264 32 32.1 3.2 49 70 18460 295 23 20.8 -9.7 | 255 33 31.6 8.4 50 65 18898 295 21 19.0 -8.9 | 253 31 29.8 9.3 51 54 20117 305 38 31.1 -21.8 | 275 42 41.9 -3.7 52 52 20422 295 25 22.7 -10.6 | 257 34 33.4 7.6 53 50 20670 325 36 20.6 -29.5 | 290 33 31.4 -11.3 54 50 20726 290 30 28.2 -10.3 | 259 40 39.0 7.9 55 47 21031 325 36 20.6 -29.5 | 290 33 31.4 -11.3 56 45 21336 320 15 9.6 -11.5 | 252 21 20.4 6.7 57 43 21641 295 17 15.4 -7.2 | 247 28 26.2 11.0 58 41 21946 285 18 17.4 -4.7 | 244 31 28.2 13.5 59 39 22250 320 24 15.4 -18.4 | 271 26 26.2 -0.2 60 38 22555 335 24 10.1 -21.8 | 280 21 20.9 -3.6 61 36 22860 305 30 24.6 -17.2 | 268 35 35.4 0.9 62 34 23165 310 26 19.9 -16.7 | 267 31 30.7 1.4 63 33 23470 335 24 10.1 -21.8 | 280 21 20.9 -3.6 64 31 23774 315 24 17.0 -17.0 | 268 28 27.8 1.2 65 30 24020 315 36 25.5 -25.5 | 281 37 36.2 -7.3 66 28 24384 315 36 25.5 -25.5 | 281 37 36.2 -7.3 67 27 24689 320 34 21.9 -26.0 | 284 34 32.6 -7.9 68 26 24994 295 31 28.1 -13.1 | 263 39 38.9 5.0 69 25 25298 300 43 37.2 -21.5 | 274 48 48.0 -3.4 70 24 25603 325 35 20.1 -28.7 | 289 33 30.9 -10.5 71 21 26213 320 32 20.6 -24.5 | 281 32 31.4 -6.4 72 20 26660 325 48 27.5 -39.3 | 299 44 38.3 -21.2 73 17 27127 325 52 29.8 -42.6 | 301 47 40.6 -24.5 74 15 27432 330 43 21.5 -37.2 | 301 38 32.3 -19.1 75 13 27737 335 35 14.8 -31.7 | 298 29 25.6 -13.6 76 12 28042 340 37 12.7 -34.8 | 305 29 23.4 -16.6 77 8 28956 310 26 19.9 -16.7 | 267 31 30.7 1.4 78 7 29261 310 30 23.0 -19.3 | 272 34 33.8 -1.1 Wind Parameters Mean winds (0-6000m): 0.7 at 28.1 knts Storm direction: 30.7 at 21.1 knts Shear (0-3000m) pos: 0.8 neg: 4.6 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 99.6 deg Storm rel helicity (0-3000m) pos: 51.3 neg: -33.8 tot: 17.5 m^2/s^2 ave: 5.8 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.75 Bulk Shear: 75.57 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 42 6 206 15| 0.0 10.5 10.5| 7.2 -5.0 2.2 4.3 0.12| 11.1 1.4 1000 20 11 222 11| 0.0 9.3 9.3| 25.8 -5.0 20.8 20.8 0.48| 10.4 5.0 1500 12 13 238 10| 2.2 6.2 8.4| 30.0 -25.0 5.0 3.3 0.10| 11.3 1.1 2000 14 15 242 8| 1.6 6.6 8.3| 38.4 -25.0 13.4 6.7 0.24| 10.6 2.5 2500 14 16 251 7| 1.3 5.5 6.8| 39.0 -30.0 9.0 3.6 0.16| 9.8 1.5 3000 11 17 262 7| 0.8 4.6 5.4| 51.3 -33.8 17.5 5.8 0.18| 9.6 1.8 4000 8 21 286 8| 0.6 4.6 5.2| 77.3 -68.4 8.9 2.2 0.13| 9.6 1.3 5000 4 24 301 11| 0.6 4.2 4.7|119.9 -90.5 29.4 5.9 0.15| 9.2 1.4 6000 1 28 314 14| 1.2 3.6 4.8|185.7 -90.5 95.1 15.9 0.21| 8.8 1.8 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251212.00.gif