UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:0000Z 24 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 1018 40 -16.3 -18.8 81 2.5 -16.7 15 1 255.5 255.7 255.3 257.8 0.85 1 1016 56 -15.3 -25.3 42 10.0 -16.7 27 1 256.7 256.8 255.5 258.0 0.48 2 1007 130 -14.9 -23.9 46 9.0 -16.2 82 2 257.7 257.8 256.5 259.3 0.55 3 1004 155 -14.9 -21.9 55 7.0 -16.0 100 2 258.0 258.1 256.9 259.8 0.66 4 1001 180 -15.1 -19.0 72 3.9 -15.8 119 2 258.0 258.1 257.3 260.3 0.85 5 1000 188 -15.1 -18.7 74 3.6 -15.7 125 2 258.0 258.2 257.4 260.4 0.87 6 999 196 -15.3 -18.8 75 3.5 -15.9 133 2 257.9 258.1 257.3 260.3 0.87 7 983 317 -15.7 -17.8 84 2.1 -16.1 247 3 258.7 258.9 258.1 261.3 0.96 8 978 356 -15.9 -19.7 73 3.8 -16.6 266 5 258.9 259.0 258.0 261.1 0.82 9 970 418 -16.1 -18.9 79 2.8 -16.6 297 7 259.3 259.4 258.5 261.7 0.88 10 968 433 -15.9 -19.2 76 3.3 -16.4 304 8 259.7 259.8 258.7 262.0 0.86 11 963 473 -14.7 -23.7 46 9.0 -16.1 324 9 261.3 261.3 259.4 262.9 0.59 12 959 504 -14.3 -25.3 39 11.0 -15.9 339 10 262.0 262.0 259.8 263.4 0.51 13 956 528 -12.7 -25.7 33 13.0 -14.7 351 11 263.8 263.9 261.2 265.2 0.49 14 953 552 -12.7 -25.7 33 13.0 -14.7 3 12 264.1 264.1 261.3 265.5 0.49 15 949 584 -12.9 -25.9 33 13.0 -14.9 19 13 264.2 264.3 261.4 265.6 0.49 16 944 624 -12.5 -26.5 30 14.0 -14.6 29 15 265.0 265.1 262.0 266.3 0.46 17 933 715 -7.1 -26.1 20 19.0 -10.6 27 18 271.4 271.5 266.5 272.8 0.49 18 930 740 -7.1 -25.1 22 18.0 -10.5 26 19 271.6 271.7 266.8 273.2 0.53 19 925 782 -7.3 -24.3 24 17.0 -10.6 25 21 271.8 271.9 267.1 273.5 0.58 20 895 1038 -9.1 -21.1 37 12.0 -11.6 5 21 272.6 272.7 267.9 274.9 0.79 21 891 1072 -8.5 -23.5 29 15.0 -11.5 2 22 273.5 273.6 268.3 275.4 0.64 22 888 1098 -8.3 -19.3 41 11.0 -10.8 360 23 274.0 274.2 269.1 276.7 0.93 23 884 1133 -8.3 -18.3 44 10.0 -10.6 357 23 274.4 274.5 269.5 277.3 1.02 24 881 1160 -7.9 -17.9 44 10.0 -10.2 355 24 275.0 275.2 270.0 278.1 1.06 25 858 1365 -9.1 -19.1 44 10.0 -11.3 3 26 275.9 276.0 270.4 278.7 0.98 26 850 1437 -8.7 -20.7 37 12.0 -11.3 10 26 277.0 277.2 270.9 279.6 0.86 27 848 1455 -8.7 -20.7 37 12.0 -11.3 10 26 277.2 277.4 271.0 279.8 0.87 28 841 1520 -7.9 -27.9 18 20.0 -11.6 10 27 278.7 278.8 271.2 280.1 0.46 29 831 1613 -7.7 -36.7 8 29.0 -12.0 10 27 279.9 279.9 271.4 280.5 0.20 30 787 2033 -10.3 -31.3 16 21.0 -13.7 7 29 281.5 281.5 272.6 282.6 0.36 31 784 2063 -9.7 -33.7 12 24.0 -13.5 6 29 282.4 282.5 273.1 283.3 0.28 32 700 2930 -14.1 -40.1 9 26.0 -17.3 345 24 286.9 286.9 275.3 287.4 0.17 33 697 2963 -14.1 -39.1 10 25.0 -17.3 345 24 287.2 287.3 275.5 287.8 0.19 34 695 2984 -14.1 -39.1 10 25.0 -17.3 345 24 287.5 287.5 275.7 288.1 0.19 35 674 3216 -16.1 -38.1 13 22.0 -18.9 348 30 287.8 287.8 275.9 288.5 0.21 36 670 3261 -14.5 -38.5 11 24.0 -17.7 348 31 290.0 290.1 277.0 290.7 0.20 37 662 3352 -14.1 -39.1 10 25.0 -17.4 350 34 291.5 291.5 277.7 292.1 0.19 38 656 3421 -13.3 -31.3 20 18.0 -16.4 351 36 293.1 293.2 278.9 294.5 0.43 39 650 3490 -13.9 -30.9 22 17.0 -16.8 352 38 293.2 293.3 278.9 294.7 0.45 40 638 3631 -14.9 -23.9 46 9.0 -16.8 354 43 293.7 293.8 279.7 296.4 0.87 41 627 3763 -15.5 -27.5 35 12.0 -17.7 354 44 294.5 294.6 279.8 296.5 0.64 42 621 3835 -16.3 -26.3 42 10.0 -18.2 354 45 294.3 294.5 279.8 296.6 0.72 43 611 3957 -17.3 -22.1 66 4.8 -18.3 353 45 294.6 294.8 280.4 297.9 1.06 44 597 4130 -18.7 -21.9 76 3.2 -19.4 351 46 294.9 295.1 280.6 298.4 1.11 45 595 4155 -19.1 -22.2 76 3.1 -19.7 351 46 294.7 294.9 280.5 298.1 1.08 46 591 4205 -18.9 -23.5 67 4.6 -19.8 351 47 295.5 295.7 280.7 298.6 0.97 47 589 4230 -18.9 -23.9 65 5.0 -19.9 350 47 295.8 296.0 280.8 298.8 0.94 48 569 4486 -20.5 -23.8 75 3.3 -21.1 348 52 296.9 297.0 281.3 300.0 0.98 49 562 4578 -20.9 -24.9 70 4.0 -21.7 348 55 297.4 297.6 281.5 300.3 0.90 50 532 4980 -23.9 -26.7 78 2.8 -24.4 345 64 298.6 298.7 281.8 301.2 0.81 51 530 5007 -24.1 -26.6 80 2.5 -24.5 345 64 298.6 298.8 281.9 301.3 0.82 52 500 5430 -26.3 -30.7 66 4.4 -26.9 340 61 301.0 301.1 282.5 302.9 0.59 53 493 5532 -26.9 -31.9 63 5.0 -27.6 340 60 301.5 301.6 282.7 303.2 0.54 54 480 5724 -27.5 -36.5 42 9.0 -28.5 340 59 303.0 303.1 283.1 304.2 0.35 55 400 7010 -36.3 -44.3 43 8.0 -36.8 340 67 307.8 307.8 284.7 308.5 0.19 56 300 8940 -50.9 -58.9 38 8.0 -51.1 335 84 313.6 313.6 286.6 313.8 0.05 57 250 10110 -58.1 -65.1 40 7.0 -58.2 335 78 319.7 319.7 288.6 319.8 0.02 58 229 10655 -61.6 -67.6 45 6.0 -61.7 335 84 322.4 322.4 289.5 322.5 0.02 59 209 11212 -65.3 -70.3 50 5.0 -65.3 330 73 325.2 325.2 290.3 325.3 0.01 60 200 11480 -63.5 -76.5 16 13.0 -63.6 315 73 332.2 332.2 292.3 332.2 0.01 61 150 13300 -54.5 -83.5 2 29.0 -54.9 325 62 376.2 376.2 301.6 376.2 0.00 62 100 15900 -56.1 -85.1 1 29.0 -56.6 335 28 419.3 419.3 307.6 419.3 0.00 63 93 16364 -53.3 -84.3 1 31.0 -54.0 316 34 433.7 433.7 309.2 433.7 0.00 64 82 17164 -58.7 -86.7 2 28.0 -59.1 319 46 438.5 438.5 309.7 438.5 0.00 65 79 17400 -54.9 -84.9 1 30.0 -55.6 321 48 451.1 451.1 311.0 451.1 0.00 66 73 17902 -56.9 -85.9 1 29.0 -57.5 340 38 457.1 457.1 311.5 457.2 0.00 67 71 18079 -54.5 -85.5 1 31.0 -55.3 347 35 465.9 465.9 312.3 465.9 0.00 68 70 18170 -54.5 -85.5 1 31.0 -55.3 350 33 467.8 467.8 312.4 467.8 0.00 69 68 18356 -54.7 -85.7 1 31.0 -55.5 348 34 471.3 471.3 312.7 471.3 0.00 70 64 18747 -51.1 -84.1 1 33.0 -52.4 335 30 487.4 487.4 314.0 487.4 0.01 71 62 18954 -50.9 -83.9 1 33.0 -52.2 328 28 492.3 492.3 314.4 492.3 0.01 72 52 20088 -55.1 -86.1 1 31.0 -56.1 318 45 507.9 507.9 315.5 507.9 0.00 73 50 20340 -53.3 -85.3 1 32.0 -54.5 335 34 517.9 517.9 316.2 517.9 0.01 74 42 21457 -55.9 -85.9 1 30.0 -57.0 331 40 537.9 537.9 317.4 537.9 0.01 75 33 23005 -52.3 -85.3 1 33.0 -54.2 333 43 585.9 585.9 319.9 585.9 0.01 76 30 23620 -53.5 -85.5 1 32.0 -55.4 335 31 598.8 598.8 320.6 598.8 0.01 77 29 23838 -53.5 -85.5 1 32.0 -55.4 335 34 604.6 604.6 320.8 604.7 0.01 78 27 24294 -56.1 -87.1 1 31.0 -57.6 322 36 609.8 609.8 321.0 609.9 0.01 79 25 24787 -52.7 -85.7 1 33.0 -55.0 333 42 633.1 633.1 322.0 633.2 0.01 80 22 25613 -52.1 -85.1 1 33.0 -54.8 340 45 658.5 658.5 323.0 658.6 0.01 81 20 26230 -51.5 -84.5 1 33.0 -54.5 330 39 678.5 678.5 323.7 678.7 0.02 82 18 26908 -53.1 -86.1 1 33.0 -56.0 319 37 694.2 694.3 324.3 694.3 0.01 83 17 27278 -49.3 -84.3 1 35.0 -53.4 318 38 717.9 717.9 325.0 718.0 0.02 84 16 27675 -47.3 -83.3 1 36.0 -52.3 332 33 737.0 737.0 325.6 737.2 0.02 85 12 29530 -56.9 -86.9 1 30.0 -59.6 321 39 766.1 766.2 326.4 766.3 0.02 86 12 29530 -56.7 -87.7 1 31.0 -59.5 321 39 766.9 766.9 326.4 767.0 0.01 87 11 30088 -50.7 -84.7 1 34.0 -55.6 341 41 808.0 808.0 327.4 808.2 0.03 88 10 30710 -48.3 -84.3 1 36.0 -54.5 340 62 839.3 839.3 328.2 839.6 0.03 89 9.5 31047 -49.9 -83.9 1 34.0 -55.6 845.6 845.6 328.3 845.9 0.04 90 9.1 31329 -48.7 -83.7 1 35.0 -55.1 860.7 860.7 328.6 861.0 0.04 TRP 209 11212 -65.3 -70.3 50 5.0 -65.3 330 73 325.2 325.2 290.3 325.3 0.01 WND 229 10655 -61.6 -67.6 45 6.0 -61.7 335 84 322.4 322.4 289.5 322.5 0.02 Sounding variables and indices 1000-500 mb thick: 5242.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 40.21 % Est. max temperature: 3.77 C = 38.78 F Sfc-Lift cond lev (LCL): 977.33 mb = 361.14 m = 1184.81 ft T: -15.92 C 700-500 lapse rate: 4.88 C/km ThetaE index: 0.18 C Layer 978.0- 970.0 mb Conv cond level (CCL): 449.38 mb = 6188.89 m = 20304.52 ft Mean mixing ratio: 0.66 g/kg Conv temperature: 33.21 C = 91.77 F Cap Strength: 28.67 C Lifted Index: 30.05 C Risk: None Lifted Index @300 mb: 34.86 C Lifted Index @700 mb: 20.98 C Showalter Index: 17.92 C Risk: None Total Totals Index: 23.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 5.60 C K Index: -29.10 Risk: None Sweat Index: 113.00 Risk: None Energy Index: 4.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.42 J/kg Max Up Vert Vel: 11.87 m/s Conv Inhibition (B-): 78095.33 J/kg Cap Strength: 29.97 C Lift Cond Lev (LCL): 832.14 mb = 1601.87 m = 5255.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 21 at 28 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 1018 40 15 1 -0.3 -1.0 | 201 27 9.6 24.8 1 1000 188 125 2 -1.6 1.1 | 197 28 8.2 26.9 2 985 305 240 3 2.6 1.5 | 204 30 12.4 27.3 3 946 610 30 14 -7.0 -12.1 | 192 14 2.8 13.7 4 925 782 25 21 -8.9 -19.0 | 188 7 1.0 6.7 5 909 914 15 19 -4.9 -18.4 | 213 9 4.9 7.4 6 874 1219 350 25 4.3 -24.6 | 265 14 14.2 1.2 7 850 1437 10 26 -4.5 -25.6 | 268 5 5.3 0.2 8 808 1829 10 29 -5.0 -28.6 | 300 6 4.8 -2.8 9 776 2134 5 29 -2.5 -28.9 | 293 8 7.3 -3.1 10 746 2438 355 25 2.2 -24.9 | 266 12 12.0 0.9 11 717 2743 345 26 6.7 -25.1 | 268 17 16.6 0.7 12 700 2930 345 24 6.2 -23.2 | 261 16 16.0 2.6 13 689 3048 345 25 6.5 -24.1 | 264 16 16.3 1.6 14 635 3658 355 44 3.8 -43.8 | 323 23 13.7 -18.1 15 585 4267 350 47 8.2 -46.3 | 319 27 18.0 -20.5 16 539 4877 345 63 16.3 -60.9 | 323 44 26.1 -35.1 17 517 5182 345 66 17.1 -63.8 | 325 47 26.9 -38.0 18 500 5430 340 61 20.9 -57.3 | 316 44 30.7 -31.5 19 475 5791 340 58 19.8 -54.5 | 314 41 29.7 -28.7 20 455 6096 345 62 16.0 -59.9 | 323 43 25.9 -34.1 21 400 7010 340 67 22.9 -63.0 | 319 50 32.7 -37.2 22 365 7620 340 67 22.9 -63.0 | 319 50 32.7 -37.2 23 349 7925 330 69 34.5 -59.8 | 307 56 44.3 -34.0 24 300 8940 335 84 35.5 -76.1 | 318 68 45.3 -50.3 25 291 9144 335 83 35.1 -75.2 | 318 67 44.9 -49.4 26 250 10110 335 78 33.0 -70.7 | 316 62 42.8 -44.9 27 229 10655 335 84 35.5 -76.1 | 318 68 45.3 -50.3 28 217 10973 335 84 35.5 -76.1 | 318 68 45.3 -50.3 29 209 11212 330 73 36.5 -63.2 | 309 60 46.3 -37.4 30 207 11278 335 74 31.3 -67.1 | 315 58 41.1 -41.3 31 200 11480 315 73 51.6 -51.6 | 293 67 61.4 -25.8 32 188 11887 315 76 53.7 -53.7 | 294 69 63.6 -28.0 33 179 12192 330 75 37.5 -65.0 | 310 61 47.3 -39.2 34 162 12802 345 44 11.4 -42.5 | 308 27 21.2 -16.7 35 150 13300 325 62 35.6 -50.8 | 299 52 45.4 -25.0 36 147 13411 325 62 35.6 -50.8 | 299 52 45.4 -25.0 37 134 14021 340 50 17.1 -47.0 | 308 34 26.9 -21.2 38 111 15240 335 40 16.9 -36.3 | 291 29 26.7 -10.5 39 106 15545 325 40 22.9 -32.8 | 282 34 32.8 -7.0 40 100 15900 335 28 11.8 -25.4 | 269 22 21.7 0.4 41 96 16154 315 31 21.9 -21.9 | 263 32 31.7 3.9 42 79 17374 320 49 31.5 -37.5 | 286 43 41.3 -11.8 43 70 18170 350 33 5.7 -32.5 | 293 17 15.6 -6.7 44 69 18288 350 35 6.1 -34.5 | 299 18 15.9 -8.7 45 60 19202 320 25 16.1 -19.2 | 256 27 25.9 6.6 46 57 19507 300 38 32.9 -19.0 | 261 43 42.7 6.8 47 54 19812 300 58 50.2 -29.0 | 273 60 60.1 -3.2 48 50 20340 335 34 14.4 -30.8 | 282 25 24.2 -5.0 49 47 20726 340 29 9.9 -27.3 | 274 20 19.7 -1.5 50 45 21031 330 34 17.0 -29.4 | 278 27 26.8 -3.7 51 43 21336 330 40 20.0 -34.6 | 287 31 29.8 -8.9 52 37 22250 340 40 13.7 -37.6 | 297 26 23.5 -11.8 53 34 22860 335 47 19.9 -42.6 | 300 34 29.7 -16.8 54 31 23470 325 31 17.8 -25.4 | 269 28 27.6 0.4 55 30 23620 335 31 13.1 -28.1 | 276 23 22.9 -2.3 56 29 23774 340 34 11.6 -31.9 | 286 22 21.5 -6.2 57 28 24079 315 34 24.0 -24.0 | 267 34 33.9 1.7 58 27 24384 325 37 21.2 -30.3 | 278 31 31.0 -4.5 59 25 24689 335 41 17.3 -37.2 | 293 29 27.2 -11.4 60 24 24994 330 45 22.5 -39.0 | 292 35 32.3 -13.2 61 20 26213 350 45 7.8 -44.3 | 316 26 17.6 -18.5 62 20 26230 330 39 19.5 -33.8 | 285 30 29.3 -8.0 63 17 27127 315 36 25.5 -25.5 | 269 35 35.3 0.3 64 17 27432 320 40 25.7 -30.6 | 278 36 35.5 -4.9 65 16 27737 335 31 13.1 -28.1 | 276 23 22.9 -2.3 66 15 28042 305 31 25.4 -17.8 | 257 36 35.2 8.0 67 14 28651 310 23 17.6 -14.8 | 248 30 27.4 11.0 68 13 28956 305 30 24.6 -17.2 | 256 35 34.4 8.6 69 11 29870 330 45 22.5 -39.0 | 292 35 32.3 -13.2 70 11 30175 345 39 10.1 -37.7 | 301 23 19.9 -11.9 71 10 30710 340 62 21.2 -58.3 | 316 45 31.0 -32.5 Wind Parameters Mean winds (0-6000m): 350.9 at 36.8 knts Storm direction: 20.9 at 27.6 knts Shear (0-3000m) pos: 2.7 neg: 2.5 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 63.0 deg Storm rel helicity (0-3000m) pos: 118.7 neg: -62.1 tot: 56.6 m^2/s^2 ave: 18.9 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 13.4 stream: 1.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.51 Bulk Shear: 138.48 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 ------------------------------------------------------------------------------- 500 342 5 208 24| 0.0 10.9 10.9| 77.3 -13.3 64.0 127.9 0.34| 24.6 8.4 1000 21 11 201 16| 5.3 5.4 10.7| 94.3 -40.6 53.8 53.8 0.19| 23.2 4.4 1500 10 16 215 12| 5.5 3.6 9.1|110.5 -40.6 69.9 46.6 0.24| 20.7 5.0 2000 10 19 224 10| 4.1 3.4 7.5|113.5 -41.5 72.0 36.0 0.25| 16.5 4.2 2500 7 21 234 9| 3.3 2.7 6.0|114.3 -53.9 60.4 24.2 0.16| 14.9 2.4 3000 3 21 243 10| 2.7 2.5 5.2|118.7 -62.1 56.6 18.9 0.14| 13.4 1.8 4000 359 26 270 10| 4.1 2.5 6.6|207.1 -67.7 139.4 34.8 0.28| 13.0 3.6 5000 355 32 294 14| 3.3 4.0 7.3|236.4 -72.0 164.3 32.9 0.25| 12.5 3.2 6000 351 37 304 19| 3.0 3.2 6.2|296.4-166.4 130.0 21.7 0.21| 11.8 2.4 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251224.00.gif