UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:1200Z 27 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 1000 40 -10.1 -11.7 88 1.6 -10.5 280 1 263.0 263.3 262.7 267.2 1.56 1 974 248 -11.5 -12.2 95 0.7 -11.7 19 23 263.6 263.9 263.0 267.8 1.54 2 953 419 -12.3 -13.4 91 1.1 -12.6 27 23 264.5 264.7 263.4 268.3 1.42 3 952 427 -11.9 -13.1 91 1.2 -12.2 27 23 265.0 265.2 263.9 268.9 1.46 4 949 452 -9.3 -10.4 92 1.1 -9.6 28 22 267.8 268.1 266.5 272.8 1.82 5 947 469 -7.7 -9.4 88 1.7 -8.2 28 21 269.6 269.9 268.0 275.0 1.98 6 932 597 -5.9 -8.7 81 2.8 -6.8 30 17 272.7 273.0 270.2 278.6 2.12 7 925 657 -6.3 -8.9 82 2.6 -7.1 35 14 272.9 273.2 270.4 278.7 2.10 8 918 716 -6.3 -9.4 79 3.1 -7.2 48 13 273.5 273.8 270.6 279.1 2.04 9 896 906 -8.1 -9.9 87 1.8 -8.7 88 10 273.5 273.8 270.6 279.1 2.01 10 879 1054 -9.1 -10.9 87 1.8 -9.6 101 15 274.0 274.3 270.7 279.3 1.89 11 850 1313 -10.5 -12.8 83 2.3 -11.1 125 22 275.1 275.4 271.1 279.9 1.68 12 831 1487 -10.9 -14.0 78 3.1 -11.7 125 27 276.5 276.8 271.7 281.0 1.56 13 824 1552 -11.3 -14.0 80 2.7 -12.0 126 27 276.8 277.0 271.9 281.2 1.57 14 812 1664 -11.5 -14.2 80 2.7 -12.2 132 22 277.7 278.0 272.4 282.2 1.57 15 778 1991 -13.9 -15.1 91 1.2 -14.2 173 8 278.5 278.8 272.8 282.9 1.52 16 720 2576 -16.9 -18.9 84 2.0 -17.3 237 6 281.5 281.7 274.0 285.0 1.19 17 713 2649 -16.1 -18.0 85 1.9 -16.5 240 7 283.2 283.4 275.1 287.0 1.30 18 700 2788 -16.3 -18.0 87 1.7 -16.7 265 6 284.4 284.7 275.8 288.4 1.32 19 689 2907 -16.5 -18.4 85 1.9 -16.9 266 7 285.5 285.7 276.3 289.4 1.30 20 639 3469 -20.3 -21.7 89 1.4 -20.6 273 10 287.4 287.6 277.0 290.6 1.05 21 576 4234 -23.1 -24.7 87 1.6 -23.4 246 19 292.8 292.9 279.4 295.6 0.90 22 564 4388 -21.5 -22.5 92 1.0 -21.7 244 23 296.4 296.6 281.3 300.0 1.11 23 559 4454 -21.1 -22.3 90 1.2 -21.4 244 25 297.7 297.9 281.9 301.3 1.14 24 554 4520 -21.1 -22.3 90 1.2 -21.4 243 28 298.4 298.6 282.2 302.1 1.15 25 500 5270 -26.1 -28.2 82 2.1 -26.4 250 44 301.2 301.4 282.8 303.7 0.75 26 469 5730 -28.9 -31.3 80 2.4 -29.2 250 48 303.3 303.4 283.5 305.3 0.60 27 424 6443 -34.3 -36.9 77 2.6 -34.6 255 55 305.3 305.4 284.0 306.6 0.38 28 414 6610 -34.9 -37.7 76 2.8 -35.2 257 63 306.6 306.7 284.5 307.8 0.36 29 413 6627 -34.5 -37.1 77 2.6 -34.8 257 63 307.3 307.4 284.8 308.7 0.38 30 404 6781 -35.1 -38.1 74 3.0 -35.4 259 71 308.5 308.6 285.2 309.7 0.35 31 400 6850 -35.1 -37.9 76 2.8 -35.4 260 74 309.4 309.4 285.5 310.7 0.36 32 392 6991 -35.7 -37.5 83 1.8 -35.9 256 77 310.4 310.5 285.9 311.7 0.39 33 384 7134 -36.7 -39.3 77 2.6 -37.0 254 79 310.9 311.0 286.1 312.1 0.33 34 362 7541 -39.9 -41.7 83 1.8 -40.0 251 81 311.9 312.0 286.4 312.9 0.27 35 351 7752 -41.1 -44.3 71 3.2 -41.3 250 82 313.1 313.1 286.7 313.8 0.21 36 348 7810 -41.3 -46.1 60 4.8 -41.6 250 82 313.6 313.6 286.8 314.2 0.18 37 346 7849 -41.5 -45.9 62 4.4 -41.8 250 82 313.8 313.8 286.9 314.5 0.18 38 332 8128 -44.3 -48.2 65 3.9 -44.5 250 84 313.7 313.7 286.8 314.2 0.15 39 325 8271 -45.3 -50.3 57 5.0 -45.5 250 85 314.2 314.3 287.0 314.7 0.12 40 300 8800 -50.5 -52.2 82 1.7 -50.5 250 89 314.2 314.2 286.9 314.6 0.10 41 299 8822 -50.5 -52.2 82 1.7 -50.5 250 89 314.5 314.5 287.1 314.9 0.10 42 289 9042 -52.7 -55.5 72 2.8 -52.8 250 89 314.4 314.4 287.0 314.7 0.07 43 285 9132 -53.5 -55.5 79 2.0 -53.5 250 89 314.5 314.5 287.0 314.8 0.07 44 283 9178 -53.8 -56.1 75 2.3 -53.8 255 89 314.8 314.8 287.1 315.0 0.07 45 282 9200 -53.9 -56.4 74 2.5 -53.9 255 89 314.9 314.9 287.1 315.1 0.07 46 281 9223 -53.9 -57.1 68 3.2 -54.0 255 89 315.2 315.2 287.2 315.4 0.06 47 280 9246 -53.5 -61.5 37 8.0 -53.7 255 89 316.1 316.1 287.5 316.2 0.03 48 279 9269 -53.5 -62.5 33 9.0 -53.7 255 89 316.4 316.4 287.6 316.6 0.03 49 278 9292 -53.7 -63.7 28 10.0 -53.9 255 89 316.5 316.5 287.6 316.6 0.03 50 274 9385 -54.1 -63.1 32 9.0 -54.2 255 89 317.2 317.2 287.9 317.3 0.03 51 269 9503 -54.7 -58.4 63 3.7 -54.8 254 89 318.0 318.0 288.2 318.2 0.05 52 265 9599 -54.9 -61.9 42 7.0 -55.0 254 88 319.1 319.1 288.5 319.2 0.03 53 263 9647 -55.3 -61.3 47 6.0 -55.4 253 88 319.2 319.2 288.5 319.3 0.04 54 260 9720 -55.7 -65.7 28 10.0 -55.8 252 87 319.7 319.7 288.6 319.7 0.02 55 256 9819 -55.9 -68.9 18 13.0 -56.1 251 87 320.8 320.8 289.0 320.8 0.01 56 250 9970 -55.5 -69.5 16 14.0 -55.7 250 86 323.6 323.6 289.9 323.6 0.01 57 238 10282 -57.9 -69.9 20 12.0 -58.0 255 82 324.5 324.5 290.2 324.6 0.01 58 200 11390 -54.3 -80.3 3 26.0 -54.6 265 68 346.8 346.8 295.9 346.8 0.00 59 150 13250 -50.1 -82.1 1 32.0 -50.7 280 52 383.7 383.7 302.8 383.8 0.00 60 100 15870 -52.3 -84.3 1 32.0 -53.0 285 34 426.7 426.7 308.4 426.7 0.00 61 92 16410 -52.5 -84.5 1 32.0 -53.3 272 37 436.6 436.6 309.5 436.6 0.00 62 87 16770 -54.3 -85.3 1 31.0 -54.9 290 46 440.0 440.0 309.8 440.0 0.00 63 84 16996 -52.1 -84.1 1 32.0 -52.9 290 48 448.9 448.9 310.7 448.9 0.00 64 78 17475 -53.1 -85.1 1 32.0 -53.9 293 50 456.4 456.4 311.4 456.5 0.00 65 71 18087 -49.1 -83.1 1 34.0 -50.5 288 34 477.4 477.4 313.2 477.4 0.01 66 70 18180 -49.5 -83.5 1 34.0 -50.8 285 32 478.5 478.5 313.3 478.5 0.01 67 62 18967 -53.3 -85.3 1 32.0 -54.3 292 42 487.0 487.0 314.0 487.0 0.00 68 58 19399 -50.7 -84.7 1 34.0 -52.1 303 38 502.2 502.2 315.1 502.2 0.01 69 51 20232 -52.9 -85.9 1 33.0 -54.2 295 40 515.9 515.9 316.0 515.9 0.00 70 50 20360 -51.1 -85.1 1 34.0 -52.7 300 41 523.1 523.1 316.5 523.1 0.01 71 46 20901 -51.1 -85.1 1 34.0 -52.8 293 45 535.7 535.7 317.3 535.7 0.01 72 44 21189 -53.5 -85.5 1 32.0 -54.8 290 46 536.7 536.7 317.3 536.7 0.01 73 40 21806 -50.1 -85.1 1 35.0 -52.1 305 46 560.0 560.0 318.6 560.1 0.01 74 33 23052 -53.3 -86.3 1 33.0 -55.1 295 36 583.2 583.2 319.8 583.3 0.01 75 30 23670 -49.9 -84.9 1 35.0 -52.5 295 37 608.6 608.6 321.0 608.7 0.01 76 29 23892 -49.1 -84.1 1 35.0 -52.0 304 41 616.7 616.7 321.3 616.8 0.01 77 27 24361 -49.1 -84.1 1 35.0 -52.1 304 39 629.5 629.5 321.9 629.6 0.01 78 21 25994 -53.9 -85.9 1 32.0 -56.3 302 33 661.9 661.9 323.2 662.0 0.01 79 20 26310 -49.7 -85.7 1 36.0 -53.3 300 41 684.0 684.1 323.9 684.1 0.01 80 19 26647 -48.9 -84.9 1 36.0 -52.8 303 41 696.6 696.6 324.3 696.8 0.02 81 18 27002 -49.3 -85.3 1 36.0 -53.3 312 34 706.2 706.2 324.6 706.4 0.02 82 18 27002 -47.5 -84.5 1 37.0 -52.1 312 34 711.9 711.9 324.8 712.0 0.02 83 16 27778 -50.1 -85.1 1 35.0 -54.1 310 46 727.8 727.8 325.3 728.0 0.02 84 15 28201 -48.9 -84.9 1 36.0 -53.5 307 51 745.4 745.4 325.8 745.5 0.02 85 15 28201 -49.7 -84.7 1 35.0 -54.1 307 51 742.7 742.7 325.7 742.9 0.02 86 13 29149 -45.1 -83.1 1 38.0 -51.7 304 44 789.7 789.7 327.0 789.9 0.03 87 12 29682 -46.5 -83.5 1 37.0 -52.8 339 37 803.0 803.0 327.3 803.3 0.03 88 11 30262 -45.7 -83.7 1 38.0 -52.7 335 47 826.1 826.1 327.8 826.4 0.03 89 11 30262 -41.9 -81.9 1 40.0 -50.7 335 47 839.9 840.0 328.2 840.4 0.04 90 11 30262 -41.9 -81.9 1 40.0 -50.7 335 47 839.9 840.0 328.2 840.4 0.04 91 10 30910 -40.5 -81.5 0 41.0 -50.5 330 59 868.4 868.4 328.8 868.9 0.05 92 8.9 31698 -43.3 -82.3 1 39.0 -52.4 335 61 887.0 887.0 329.2 887.5 0.05 93 8.6 31930 -40.9 -81.9 0 41.0 -51.4 336 62 905.1 905.1 329.5 905.7 0.06 94 8.4 32090 -41.3 -82.3 0 41.0 -51.7 337 62 909.6 909.7 329.6 910.2 0.05 95 8.2 32254 -38.5 -80.5 0 42.0 -50.6 338 62 927.0 927.0 329.9 927.8 0.07 96 7.8 32597 -39.3 -81.3 0 42.0 -51.2 340 63 937.1 937.2 330.1 937.9 0.07 97 7.4 32958 -37.3 -79.3 0 42.0 -50.7 343 64 959.5 959.5 330.5 960.6 0.10 98 7.1 33243 -39.1 -81.1 0 42.0 -51.6 344 65 963.5 963.5 330.6 964.4 0.08 99 7.0 33340 -38.9 -80.9 0 42.0 -51.6 345 65 968.2 968.3 330.7 969.2 0.08 100 6.6 33744 -38.3 -80.3 0 42.0 -51.7 987.2 987.2 331.0 988.3 0.10 101 6.5 33850 -37.1 -79.1 0 42.0 -51.2 996.6 996.6 331.1 998.0 0.12 102 6.3 34067 -33.7 -77.7 0 44.0 -50.3 1020.0 1020.1 331.5 1021.9 0.15 103 5.6 34889 -36.1 -79.1 0 43.0 -51.7 1044.4 1044.5 331.9 1046.1 0.14 TRP 238 10282 -57.9 -69.9 20 12.0 -58.0 255 82 324.5 324.5 290.2 324.6 0.01 WND 283 9178 -53.8 -56.1 75 2.3 -53.8 255 89 314.8 314.8 287.1 315.0 0.07 Sounding variables and indices 1000-500 mb thick: 5230.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 86.48 % Est. max temperature: 2.00 C = 35.59 F Sfc-Lift cond lev (LCL): 974.54 mb = 243.49 m = 798.85 ft T: -11.47 C 700-500 lapse rate: 3.95 C/km ThetaE index: 0.04 C Layer 896.0- 879.0 mb Conv cond level (CCL): 974.00 mb = 247.84 m = 813.12 ft Mean mixing ratio: 1.79 g/kg Conv temperature: -8.35 C = 16.98 F Cap Strength: 21.83 C Lifted Index: 23.33 C Risk: None Lifted Index @300 mb: 29.17 C Lifted Index @700 mb: 11.75 C Showalter Index: 17.88 C Risk: None Total Totals Index: 28.90 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 13.30 C K Index: 1.10 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 4.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 66.28 J/kg Max Up Vert Vel: 11.51 m/s Conv Inhibition (B-): 74230.55 J/kg Cap Strength: 23.25 C Lift Cond Lev (LCL): 923.41 mb = 670.44 m = 2199.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 16 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 1000 40 280 1 1.0 -0.2 | 92 15 -15.2 0.5 1 1000 55 355 6 0.5 -6.0 | 71 17 -15.7 -5.3 2 968 305 25 27 -11.4 -24.5 | 49 36 -27.6 -23.8 3 931 610 30 17 -8.5 -14.7 | 60 28 -24.7 -14.0 4 925 657 35 14 -8.0 -11.5 | 66 27 -24.2 -10.8 5 895 914 90 10 -10.0 0.0 | 92 26 -26.2 0.7 6 860 1219 115 20 -18.1 8.5 | 105 36 -34.3 9.1 7 850 1313 125 22 -18.0 12.6 | 111 37 -34.2 13.3 8 827 1524 125 28 -22.9 16.1 | 113 43 -39.1 16.7 9 794 1829 140 14 -9.0 10.7 | 114 28 -25.2 11.4 10 763 2134 205 3 1.3 2.7 | 103 15 -14.9 3.4 11 733 2438 230 5 3.8 3.2 | 108 13 -12.4 3.9 12 704 2743 245 8 7.3 3.4 | 114 10 -9.0 4.1 13 700 2788 265 6 6.0 0.5 | 97 10 -10.2 1.2 14 622 3658 275 11 11.0 -1.0 | 87 5 -5.2 -0.3 15 597 3962 250 20 18.8 6.8 | 199 8 2.6 7.5 16 573 4267 245 19 17.2 8.0 | 187 9 1.0 8.7 17 527 4877 240 41 35.5 20.5 | 222 29 19.3 21.2 18 506 5182 250 44 41.3 15.0 | 238 30 25.1 15.7 19 500 5270 250 44 41.3 15.0 | 238 30 25.1 15.7 20 445 6096 250 51 47.9 17.4 | 240 37 31.7 18.1 21 426 6401 255 53 51.2 13.7 | 248 38 35.0 14.4 22 400 6850 260 74 72.9 12.8 | 257 58 56.7 13.5 23 391 7010 255 78 75.3 20.2 | 251 63 59.1 20.9 24 357 7620 250 81 76.1 27.7 | 245 66 59.9 28.4 25 300 8800 250 89 83.6 30.4 | 245 74 67.4 31.1 26 298 8839 250 89 83.6 30.4 | 245 74 67.4 31.1 27 284 9144 250 89 83.6 30.4 | 245 74 67.4 31.1 28 283 9178 255 89 86.0 23.0 | 251 74 69.8 23.7 29 271 9449 255 89 86.0 23.0 | 251 74 69.8 23.7 30 250 9970 250 86 80.8 29.4 | 245 71 64.6 30.1 31 247 10058 245 88 79.8 37.2 | 239 74 63.6 37.9 32 238 10282 255 82 79.2 21.2 | 251 67 63.0 21.9 33 200 11390 265 68 67.7 5.9 | 263 52 51.5 6.6 34 194 11582 265 69 68.7 6.0 | 263 53 52.5 6.7 35 177 12192 265 50 49.8 4.4 | 261 34 33.6 5.0 36 169 12497 260 60 59.1 10.4 | 255 44 42.9 11.1 37 153 13106 275 62 61.8 -5.4 | 276 46 45.6 -4.7 38 150 13250 280 52 51.2 -9.0 | 283 36 35.0 -8.3 39 133 14021 270 50 50.0 -0.0 | 269 34 33.8 0.7 40 127 14326 275 44 43.8 -3.8 | 276 28 27.6 -3.1 41 110 15240 290 50 47.0 -17.1 | 298 35 30.8 -16.4 42 100 15870 285 34 32.8 -8.8 | 296 19 16.6 -8.1 43 96 16154 285 34 32.8 -8.8 | 296 19 16.6 -8.1 44 91 16459 270 38 38.0 -0.0 | 268 22 21.8 0.7 45 87 16764 290 46 43.2 -15.7 | 299 31 27.0 -15.0 46 79 17374 290 52 48.9 -17.8 | 298 37 32.7 -17.1 47 76 17678 300 45 39.0 -22.5 | 314 32 22.8 -21.8 48 70 18180 285 32 30.9 -8.3 | 297 17 14.7 -7.6 49 69 18288 280 37 36.4 -6.4 | 286 21 20.2 -5.7 50 66 18593 280 32 31.5 -5.6 | 288 16 15.3 -4.9 51 60 19202 300 48 41.6 -24.0 | 313 34 25.4 -23.3 52 57 19507 305 32 26.2 -18.4 | 330 20 10.0 -17.7 53 52 20117 290 39 36.6 -13.3 | 302 24 20.4 -12.7 54 50 20360 300 41 35.5 -20.5 | 316 28 19.3 -19.8 55 50 20422 305 43 35.2 -24.7 | 322 31 19.0 -24.0 56 45 21031 290 45 42.3 -15.4 | 299 30 26.1 -14.7 57 43 21336 290 47 44.2 -16.1 | 299 32 28.0 -15.4 58 41 21641 305 50 41.0 -28.7 | 319 37 24.8 -28.0 59 37 22250 305 37 30.3 -21.2 | 326 25 14.1 -20.5 60 36 22555 295 36 32.6 -15.2 | 311 22 16.4 -14.5 61 30 23670 295 37 33.5 -15.6 | 311 23 17.3 -14.9 62 30 23774 310 43 32.9 -27.6 | 328 32 16.7 -27.0 63 28 24079 295 37 33.5 -15.6 | 311 23 17.3 -14.9 64 27 24384 305 39 31.9 -22.4 | 324 27 15.7 -21.7 65 26 24689 310 38 29.1 -24.4 | 331 27 12.9 -23.7 66 24 24994 295 40 36.3 -16.9 | 309 26 20.1 -16.2 67 23 25298 310 38 29.1 -24.4 | 331 27 12.9 -23.7 68 20 26213 300 32 27.7 -16.0 | 323 19 11.5 -15.3 69 20 26310 300 41 35.5 -20.5 | 316 28 19.3 -19.8 70 19 26518 300 44 38.1 -22.0 | 314 31 21.9 -21.3 71 18 27127 315 31 21.9 -21.9 | 345 22 5.7 -21.2 72 17 27432 310 34 26.0 -21.9 | 335 23 9.8 -21.2 73 15 28042 310 54 41.4 -34.7 | 324 42 25.2 -34.0 74 14 28651 300 44 38.1 -22.0 | 314 31 21.9 -21.3 75 13 29261 305 44 36.0 -25.2 | 321 32 19.8 -24.5 76 12 29566 340 34 11.6 -31.9 | 8 32 -4.6 -31.3 77 10 30910 330 59 29.5 -51.1 | 345 52 13.3 -50.4 78 7 33340 345 65 16.8 -62.8 | 359 62 0.6 -62.1 Wind Parameters Mean winds (0-6000m): 242.4 at 21.6 knts Storm direction: 272.4 at 16.2 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 4.3 deg Storm rel helicity (0-3000m) pos: 307.4 neg: -99.3 tot: 208.1 m^2/s^2 ave: 69.4 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 19.2 stream: 2.9 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 0.35 Bulk Shear: 190.67 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 25 18 56 29| 20.2 0.0 20.2| 44.5 -69.8 -25.3 -50.6 -0.27| 35.8 -9.7 1000 38 16 65 28| 7.8 0.0 7.8|179.0 -69.8 109.2 109.2 0.16| 29.0 4.7 1500 73 18 82 33| 9.7 0.0 9.7|277.8 -69.8 208.0 138.6 0.27| 24.9 6.7 2000 90 17 91 34| 1.7 0.0 1.7|298.9 -77.7 221.2 110.6 0.21| 25.2 5.3 2500 94 15 93 31| 1.1 0.0 1.1|305.0 -91.2 213.8 85.5 0.18| 21.7 4.0 3000 98 13 95 30| 1.1 0.0 1.1|307.4 -99.3 208.1 69.4 0.15| 19.2 2.9 4000 119 13 104 28| 1.2 1.4 2.6|313.9-101.7 212.2 53.0 0.18| 16.4 3.0 5000 229 16 161 12| 2.3 2.1 4.5|380.1-104.3 275.8 55.2 0.22| 15.9 3.5 6000 242 22 195 11| 2.3 2.1 4.5|419.8-104.3 315.5 52.6 0.24| 14.1 3.4 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251227.12.gif