UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:1200Z 11 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 1017 40 -12.3 -18.3 61 6.0 -13.4 15 2 259.6 259.7 258.7 262.0 0.89 1 1004 152 -7.5 -19.5 38 12.0 -10.0 360 13 265.3 265.5 262.9 267.6 0.81 2 1000 187 -7.9 -18.9 41 11.0 -10.2 355 17 265.2 265.4 263.0 267.7 0.86 3 987 289 -8.3 -20.3 37 12.0 -10.7 4 24 265.8 266.0 263.2 268.0 0.77 4 983 320 -7.3 -23.3 27 16.0 -10.4 6 25 267.2 267.3 263.9 268.9 0.59 5 979 352 -7.3 -25.3 22 18.0 -10.5 7 25 267.5 267.5 263.9 268.9 0.50 6 974 392 -7.3 -27.3 19 20.0 -10.7 9 25 267.9 267.9 264.0 269.1 0.42 7 952 569 -8.9 -27.9 20 19.0 -12.0 18 24 268.0 268.1 264.0 269.2 0.40 8 943 643 -7.1 -30.1 14 23.0 -10.8 21 25 270.6 270.6 265.7 271.6 0.33 9 925 793 -7.1 -31.1 13 24.0 -11.0 25 30 272.0 272.1 266.7 273.0 0.31 10 919 844 -7.1 -31.1 13 24.0 -11.0 25 29 272.6 272.6 267.0 273.5 0.31 11 867 1294 -10.7 -28.7 21 18.0 -13.6 13 25 273.4 273.5 267.8 274.6 0.41 12 862 1338 -10.5 -28.5 21 18.0 -13.5 12 25 274.0 274.1 268.2 275.3 0.42 13 850 1446 -11.1 -29.1 21 18.0 -14.0 10 24 274.5 274.6 268.5 275.7 0.41 14 762 2278 -15.1 -43.1 7 28.0 -18.0 18 41 278.9 278.9 270.7 279.3 0.11 15 700 2914 -19.7 -42.7 11 23.0 -21.8 15 46 280.7 280.7 271.8 281.1 0.13 16 686 3064 -19.9 -45.9 8 26.0 -22.1 16 48 282.1 282.1 272.5 282.4 0.09 17 650 3462 -21.3 -53.3 4 32.0 -23.5 19 53 284.9 284.9 274.0 285.0 0.04 18 517 5107 -34.1 -55.1 10 21.0 -35.0 23 56 288.7 288.7 276.0 288.8 0.04 19 500 5340 -35.5 -59.5 7 24.0 -36.3 20 53 289.8 289.8 276.6 289.8 0.03 20 476 5680 -37.3 -61.3 6 24.0 -38.1 18 55 291.6 291.6 277.5 291.7 0.02 21 453 6021 -38.1 -63.1 6 25.0 -38.8 16 58 294.8 294.8 279.0 294.9 0.02 22 446 6128 -37.5 -65.5 4 28.0 -38.3 15 60 296.9 296.9 280.0 296.9 0.01 23 418 6572 -40.7 -66.7 4 26.0 -41.3 9 69 298.3 298.3 280.6 298.4 0.01 24 400 6870 -41.7 -67.7 4 26.0 -42.3 5 75 300.8 300.8 281.7 300.8 0.01 25 387 7094 -42.9 -64.9 7 22.0 -43.4 5 77 302.1 302.1 282.3 302.1 0.02 26 378 7252 -44.1 -65.3 8 21.1 -44.6 5 78 302.5 302.5 282.4 302.5 0.02 27 367 7449 -45.7 -65.7 9 20.0 -46.1 7 77 303.0 303.0 282.6 303.0 0.02 28 320 8351 -51.3 -71.3 7 20.0 -51.5 6 71 307.3 307.3 284.3 307.3 0.01 29 306 8642 -52.3 -71.3 8 19.0 -52.5 5 69 309.9 309.9 285.3 309.9 0.01 30 300 8770 -51.3 -72.3 6 21.0 -51.6 5 67 313.0 313.0 286.4 313.1 0.01 31 293 8923 -51.3 -73.3 6 22.0 -51.6 3 66 315.2 315.2 287.2 315.2 0.01 32 290 8991 -49.7 -74.7 4 25.0 -50.0 2 65 318.4 318.4 288.2 318.4 0.01 33 273 9386 -49.5 -76.5 3 27.0 -49.9 360 69 324.2 324.2 290.0 324.2 0.00 34 270 9459 -49.7 -76.7 3 27.0 -50.1 360 69 324.9 324.9 290.3 325.0 0.00 35 267 9532 -46.5 -76.5 2 30.0 -47.0 357 63 330.7 330.7 291.9 330.7 0.00 36 265 9582 -46.1 -77.1 2 31.0 -46.7 355 59 332.0 332.0 292.3 332.0 0.00 37 258 9760 -45.7 -76.7 2 31.0 -46.3 350 45 335.1 335.1 293.1 335.1 0.00 38 250 9970 -46.3 -77.3 2 31.0 -46.9 340 39 337.2 337.2 293.6 337.2 0.00 39 240 10241 -45.7 -77.7 2 32.0 -46.3 341 39 342.1 342.1 294.8 342.1 0.00 40 207 11215 -50.3 -80.3 2 30.0 -50.8 330 31 349.7 349.7 296.5 349.7 0.00 41 200 11440 -49.1 -80.1 1 31.0 -49.6 325 41 355.0 355.0 297.7 355.0 0.00 42 198 11506 -48.9 -80.9 1 32.0 -49.4 323 42 356.4 356.4 298.0 356.4 0.00 43 179 12177 -43.1 -79.1 1 36.0 -44.2 339 32 376.3 376.3 301.6 376.3 0.00 44 156 13092 -48.7 -80.7 1 32.0 -49.4 306 15 381.8 381.8 302.5 381.9 0.00 45 150 13350 -48.1 -81.1 1 33.0 -48.9 295 36 387.2 387.2 303.3 387.2 0.00 46 140 13807 -45.5 -80.5 1 35.0 -46.6 303 34 399.5 399.5 305.1 399.5 0.00 47 131 14248 -47.5 -81.5 1 34.0 -48.4 294 16 403.5 403.5 305.7 403.6 0.00 48 127 14453 -46.3 -80.3 1 34.0 -47.4 281 20 409.3 409.3 306.4 409.3 0.00 49 119 14884 -47.3 -81.3 1 34.0 -48.4 296 19 415.2 415.2 307.2 415.2 0.00 50 118 14940 -45.9 -80.9 1 35.0 -47.1 300 17 418.7 418.7 307.6 418.8 0.00 51 117 14997 -45.9 -80.9 1 35.0 -47.1 300 18 419.8 419.8 307.7 419.8 0.00 52 111 15346 -47.7 -81.7 1 34.0 -48.8 304 27 422.8 422.8 308.0 422.8 0.00 53 100 16040 -44.1 -80.1 1 36.0 -45.8 290 31 442.5 442.5 310.1 442.6 0.01 54 97 16244 -43.7 -80.7 1 37.0 -45.5 292 32 447.2 447.2 310.6 447.2 0.01 55 88 16894 -46.7 -81.7 1 35.0 -48.1 306 37 453.8 453.8 311.2 453.8 0.01 56 80 17527 -45.9 -81.9 1 36.0 -47.6 309 29 468.0 468.0 312.5 468.0 0.01 57 70 18410 -48.7 -82.7 1 34.0 -50.1 305 28 480.2 480.2 313.5 480.2 0.01 58 68 18601 -49.7 -83.7 1 34.0 -51.1 305 28 482.0 482.0 313.6 482.1 0.01 59 65 18898 -48.5 -82.5 1 34.0 -50.1 305 27 490.9 490.9 314.3 491.0 0.01 60 58 19644 -52.3 -84.3 1 32.0 -53.5 255 19 498.6 498.6 314.8 498.6 0.01 61 50 20620 -46.5 -82.5 1 36.0 -48.8 315 36 533.9 533.9 317.2 533.9 0.01 62 46 21169 -48.3 -83.3 1 35.0 -50.4 318 28 542.4 542.4 317.6 542.5 0.01 63 45 21314 -46.9 -82.9 1 36.0 -49.4 315 26 549.2 549.3 318.1 549.3 0.01 64 43 21614 -48.1 -83.1 1 35.0 -50.4 301 18 553.5 553.5 318.3 553.5 0.01 65 38 22428 -46.9 -81.9 1 35.0 -49.7 287 34 576.5 576.5 319.5 576.5 0.01 66 35 22968 -50.3 -84.3 1 34.0 -52.5 298 38 581.3 581.3 319.8 581.4 0.01 67 30 23980 -46.7 -82.7 1 36.0 -50.1 335 27 617.3 617.3 321.4 617.4 0.01 68 27 24677 -48.1 -83.1 1 35.0 -51.4 328 31 632.3 632.3 322.0 632.4 0.01 69 25 25186 -47.1 -83.1 1 36.0 -50.9 321 34 649.2 649.2 322.7 649.3 0.02 70 23 25737 -48.1 -83.1 1 35.0 -51.8 333 26 661.9 662.0 323.2 662.1 0.02 71 20 26650 -52.7 -84.7 1 32.0 -55.5 320 25 674.9 674.9 323.6 675.0 0.02 72 19 26980 -53.9 -85.9 1 32.0 -56.5 312 20 681.1 681.1 323.8 681.2 0.01 73 18 27328 -53.3 -86.3 1 33.0 -56.1 311 20 693.6 693.6 324.2 693.7 0.01 74 17 27698 -51.5 -85.5 1 34.0 -54.9 312 23 710.8 710.8 324.8 710.9 0.02 75 17 27698 -51.3 -85.3 1 34.0 -54.8 312 23 711.5 711.5 324.8 711.6 0.02 TRP 306 8642 -52.3 -71.3 8 19.0 -52.5 5 69 309.9 309.9 285.3 309.9 0.01 WND 378 7252 -44.1 -65.3 8 21.1 -44.6 5 78 302.5 302.5 282.4 302.5 0.02 Sounding variables and indices 1000-500 mb thick: 5153.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 12.26 % Est. max temperature: 1.56 C = 34.80 F Sfc-Lift cond lev (LCL): 922.90 mb = 810.70 m = 2659.74 ft T: -7.10 C 700-500 lapse rate: 6.51 C/km ThetaE index: 0.00 C Layer 1017.0- -0.0 mb Conv cond level (CCL): 545.44 mb = 4722.00 m = 15491.94 ft Mean mixing ratio: 0.52 g/kg Conv temperature: 16.10 C = 60.98 F Cap Strength: 16.15 C Lifted Index: 16.86 C Risk: None Lifted Index @300 mb: 30.95 C Lifted Index @700 mb: 11.28 C Showalter Index: 11.77 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 24.40 C Cross Totals Index: 6.40 C K Index: -27.70 Risk: None Sweat Index: 101.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.28 J/kg Max Up Vert Vel: 8.63 m/s Conv Inhibition (B-): 62854.18 J/kg Cap Strength: 16.72 C Lift Cond Lev (LCL): 733.90 mb = 2559.76 m = 8398.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 48 at 33 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 1017 40 15 2 -0.5 -1.9 | 230 32 24.2 20.4 1 1000 187 355 17 1.5 -16.9 | 258 27 26.2 5.4 2 985 305 5 25 -2.2 -24.9 | 276 23 22.6 -2.5 3 947 610 20 24 -8.2 -22.6 | 271 17 16.5 -0.2 4 925 793 25 30 -12.7 -27.2 | 292 13 12.1 -4.8 5 911 914 25 28 -11.8 -25.4 | 283 13 12.9 -3.0 6 875 1219 15 26 -6.7 -25.1 | 279 18 18.0 -2.7 7 850 1446 10 24 -4.2 -23.6 | 274 21 20.6 -1.3 8 841 1524 10 24 -4.2 -23.6 | 274 21 20.6 -1.3 9 808 1829 10 31 -5.4 -30.5 | 293 21 19.4 -8.2 10 776 2134 20 37 -12.7 -34.8 | 316 17 12.1 -12.4 11 745 2438 15 45 -11.6 -43.5 | 328 25 13.1 -21.1 12 716 2743 20 41 -14.0 -38.5 | 326 19 10.7 -16.2 13 700 2914 15 46 -11.9 -44.4 | 330 26 12.8 -22.1 14 631 3658 20 56 -19.2 -52.6 | 350 31 5.6 -30.3 15 580 4267 15 62 -16.0 -59.9 | 347 39 8.7 -37.5 16 556 4572 20 63 -21.5 -59.2 | 355 37 3.2 -36.8 17 533 4877 25 59 -24.9 -53.5 | 0 31 -0.2 -31.1 18 500 5340 20 53 -18.1 -49.8 | 346 28 6.6 -27.4 19 489 5486 20 53 -18.1 -49.8 | 346 28 6.6 -27.4 20 448 6096 15 59 -15.3 -57.0 | 345 36 9.5 -34.6 21 400 6870 5 75 -6.5 -74.7 | 341 55 18.2 -52.3 22 378 7252 5 78 -6.8 -77.7 | 342 58 18.0 -55.3 23 374 7315 5 78 -6.8 -77.7 | 342 58 18.0 -55.3 24 357 7620 10 75 -13.0 -73.9 | 347 53 11.7 -51.5 25 306 8642 5 69 -6.0 -68.7 | 338 50 18.7 -46.4 26 300 8770 5 67 -5.8 -66.7 | 337 48 18.9 -44.4 27 283 9144 360 64 -0.0 -64.0 | 329 48 24.7 -41.6 28 271 9449 360 70 -0.0 -70.0 | 333 54 24.7 -47.6 29 258 9754 350 45 7.8 -44.3 | 304 39 32.6 -21.9 30 250 9970 340 39 13.3 -36.6 | 291 41 38.1 -14.3 31 247 10058 340 45 15.4 -42.3 | 296 45 40.1 -19.9 32 225 10668 345 25 6.5 -24.1 | 273 31 31.2 -1.8 33 215 10973 335 20 8.5 -18.1 | 263 33 33.2 4.2 34 200 11440 325 41 23.5 -33.6 | 283 50 48.3 -11.2 35 196 11582 320 43 27.6 -32.9 | 281 53 52.4 -10.6 36 187 11887 330 48 24.0 -41.6 | 291 52 48.7 -19.2 37 179 12192 340 31 10.6 -29.1 | 281 36 35.4 -6.8 38 163 12802 330 20 10.0 -17.3 | 262 35 34.7 5.0 39 156 13106 305 15 12.3 -8.6 | 250 40 37.0 13.8 40 150 13350 295 36 32.6 -15.2 | 263 58 57.4 7.2 41 142 13716 295 38 34.4 -16.1 | 264 60 59.2 6.3 42 136 14021 320 25 16.1 -19.2 | 265 41 40.8 3.2 43 129 14326 285 13 12.6 -3.4 | 243 42 37.3 19.0 44 124 14630 275 30 29.9 -2.6 | 250 58 54.6 19.8 45 118 14935 300 17 14.7 -8.5 | 251 42 39.5 13.9 46 113 15240 300 23 19.9 -11.5 | 256 46 44.7 10.9 47 108 15545 310 33 25.3 -21.2 | 269 50 50.0 1.2 48 100 16040 290 31 29.1 -10.6 | 258 55 53.9 11.8 49 98 16154 290 31 29.1 -10.6 | 258 55 53.9 11.8 50 90 16764 305 39 31.9 -22.4 | 270 57 56.7 -0.0 51 78 17678 310 27 20.7 -17.4 | 264 46 45.4 5.0 52 75 17983 290 27 25.4 -9.2 | 255 52 50.1 13.1 53 71 18288 315 23 16.3 -16.3 | 262 41 41.0 6.1 54 70 18410 305 28 22.9 -16.1 | 262 48 47.7 6.3 55 65 18898 305 27 22.1 -15.5 | 262 47 46.9 6.9 56 62 19202 315 18 12.7 -12.7 | 256 39 37.5 9.6 57 59 19507 260 16 15.8 2.8 | 238 48 40.5 25.1 58 57 19812 250 23 21.6 7.9 | 237 55 46.4 30.2 59 54 20117 295 36 32.6 -15.2 | 263 58 57.4 7.2 60 50 20620 315 36 25.5 -25.5 | 274 50 50.2 -3.1 61 49 20726 315 38 26.9 -26.9 | 275 52 51.6 -4.5 62 47 21031 320 29 18.6 -22.2 | 270 43 43.4 0.2 63 45 21336 315 26 18.4 -18.4 | 265 43 43.1 4.0 64 43 21641 300 17 14.7 -8.5 | 251 42 39.5 13.9 65 41 21946 315 24 17.0 -17.0 | 263 42 41.7 5.4 66 37 22555 280 37 36.4 -6.4 | 255 63 61.2 15.9 67 32 23470 320 40 25.7 -30.6 | 279 51 50.5 -8.3 68 31 23774 310 44 33.7 -28.3 | 276 59 58.5 -5.9 69 30 23980 335 27 11.4 -24.5 | 273 36 36.2 -2.1 70 28 24384 340 26 8.9 -24.4 | 274 34 33.6 -2.1 71 26 24994 315 37 26.2 -26.2 | 274 51 50.9 -3.8 72 23 25603 335 26 11.0 -23.6 | 272 36 35.7 -1.2 73 22 25908 330 25 12.5 -21.7 | 269 37 37.2 0.7 74 20 26650 320 25 16.1 -19.2 | 265 41 40.8 3.2 75 19 26822 310 19 14.6 -12.2 | 256 41 39.3 10.2 76 15 27432 315 28 19.8 -19.8 | 267 45 44.5 2.6 77 13 27737 295 33 29.9 -13.9 | 261 55 54.7 8.4 Wind Parameters Mean winds (0-6000m): 17.9 at 44.5 knts Storm direction: 47.9 at 33.4 knts Shear (0-3000m) pos: 6.2 neg: 1.9 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 103.6 deg Storm rel helicity (0-3000m) pos: 282.4 neg: -27.8 tot: 254.6 m^2/s^2 ave: 84.9 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 13.9 stream: 7.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.43 Bulk Shear: 86.34 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 20 263 23| 22.9 0.0 22.9|148.3 -6.0 142.3 284.6 0.72| 29.0 20.8 1000 16 24 271 18| 13.0 0.0 13.0|163.8 -12.0 151.8 151.8 0.59| 19.6 11.6 1500 15 24 273 18| 8.6 1.9 10.6|165.6 -24.2 141.4 94.2 0.46| 15.2 7.0 2000 14 26 278 19| 9.4 1.4 10.8|228.0 -24.2 203.8 101.9 0.57| 14.6 8.3 2500 15 29 287 18| 7.5 1.5 9.0|263.7 -25.0 238.8 95.5 0.56| 14.3 8.0 3000 16 31 295 18| 6.2 1.9 8.2|282.4 -27.8 254.6 84.9 0.51| 13.9 7.1 4000 17 37 313 19| 5.6 2.2 7.8|340.7 -34.3 306.3 76.6 0.51| 12.2 6.2 5000 18 42 326 22| 4.3 1.7 6.1|418.0 -57.7 360.3 72.1 0.48| 11.5 5.5 6000 18 44 331 23| 3.6 2.0 5.6|418.0-100.8 317.2 52.9 0.39| 10.6 4.1 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251211.12.gif