UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120818.upa.cvt Date: 1800Z 8 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:1800Z 8 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 -18 300 3 SFC 991 40 -10.7 -19.7 48 9.0 -12.4 300 3 263.1 263.3 261.3 265.4 0.81 2 987 72 -7.9 -21.9 31 14.0 -10.6 313 6 266.2 266.4 263.3 268.2 0.67 3 950 375 -9.7 -24.7 28 15.0 -12.3 43 34 267.3 267.4 263.9 268.9 0.54 4 936 492 -9.9 -26.9 24 17.0 -12.7 38 40 268.3 268.4 264.4 269.6 0.45 5 925 586 -8.3 -30.3 15 22.0 -11.8 35 45 270.8 270.9 265.9 271.8 0.33 6 921 620 -7.9 -29.9 15 22.0 -11.5 35 44 271.6 271.6 266.4 272.6 0.35 7 886 920 -8.7 -28.7 18 20.0 -12.1 35 31 273.8 273.8 268.0 275.0 0.40 8 878 991 -7.9 -28.9 17 21.0 -11.5 40 28 275.3 275.4 269.0 276.5 0.40 9 850 1242 -8.9 -30.9 15 22.0 -12.5 55 17 276.8 276.9 269.8 277.9 0.34 10 774 1960 -13.3 -32.3 19 19.0 -16.1 55 18 279.6 279.7 271.5 280.6 0.33 11 766 2039 -12.9 -34.9 14 22.0 -16.0 55 21 280.9 280.9 272.1 281.7 0.26 12 744 2260 -14.1 -37.1 12 23.0 -17.1 57 30 281.9 281.9 272.6 282.6 0.21 13 741 2291 -13.3 -37.3 11 24.0 -16.5 58 32 283.1 283.1 273.3 283.8 0.21 14 700 2722 -15.1 -49.1 4 34.0 -18.3 55 48 285.8 285.8 274.5 286.0 0.06 15 682 2919 -15.3 -51.3 3 36.0 -18.6 56 53 287.7 287.7 275.5 287.9 0.05 16 680 2941 -15.3 -51.3 3 36.0 -18.6 57 54 287.9 287.9 275.7 288.1 0.05 17 574 4197 -24.1 -52.1 6 28.0 -26.1 56 63 291.9 291.9 277.7 292.1 0.05 18 515 4979 -28.9 -52.9 8 24.0 -30.3 47 65 295.3 295.3 279.3 295.5 0.05 19 513 5007 -28.9 -53.9 7 25.0 -30.3 46 66 295.6 295.6 279.4 295.8 0.05 20 511 5035 -28.9 -53.9 7 25.0 -30.3 45 66 296.0 296.0 279.6 296.1 0.05 21 500 5190 -30.5 -54.5 8 24.0 -31.8 40 68 295.9 295.9 279.6 296.0 0.05 22 463 5731 -35.3 -55.3 11 20.0 -36.2 40 77 296.4 296.5 279.8 296.6 0.05 23 460 5776 -35.3 -55.3 11 20.0 -36.2 40 78 297.0 297.0 280.1 297.2 0.05 24 457 5821 -35.4 -55.6 11 20.2 -36.3 40 78 297.4 297.4 280.3 297.6 0.04 25 442 6053 -36.1 -57.1 10 21.0 -37.0 40 74 299.4 299.4 281.1 299.5 0.04 26 402 6706 -40.1 -64.1 6 24.0 -40.8 44 63 302.4 302.4 282.4 302.5 0.02 27 400 6740 -40.5 -64.5 6 24.0 -41.1 45 63 302.4 302.4 282.4 302.4 0.02 28 370 7266 -44.7 -65.7 8 21.0 -45.2 45 65 303.6 303.6 282.8 303.6 0.02 29 327 8085 -49.3 -69.3 8 20.0 -49.6 42 62 308.2 308.2 284.7 308.2 0.01 30 323 8165 -49.5 -70.5 7 21.0 -49.8 40 62 309.0 309.0 284.9 309.0 0.01 31 300 8650 -48.7 -69.7 7 21.0 -49.1 35 46 316.7 316.7 287.7 316.8 0.01 32 289 8896 -48.9 -70.9 6 22.0 -49.3 30 46 319.8 319.8 288.7 319.9 0.01 33 261 9572 -44.7 -75.7 2 31.0 -45.4 20 33 335.5 335.5 293.2 335.5 0.01 34 250 9860 -45.3 -76.3 2 31.0 -45.9 345 23 338.7 338.7 294.0 338.7 0.00 35 220 10706 -48.5 -79.5 2 31.0 -49.0 354 16 346.4 346.4 295.8 346.4 0.00 36 218 10767 -46.5 -78.5 1 32.0 -47.1 353 17 350.4 350.4 296.7 350.4 0.00 37 210 11014 -47.7 -79.7 1 32.0 -48.3 346 21 352.3 352.3 297.1 352.3 0.00 38 207 11110 -44.1 -79.1 1 35.0 -45.0 344 23 359.4 359.4 298.6 359.4 0.00 39 200 11340 -45.1 -79.1 1 34.0 -45.9 315 29 361.4 361.4 299.0 361.4 0.00 40 197 11440 -45.5 -79.5 1 34.0 -46.3 319 31 362.3 362.3 299.1 362.3 0.00 41 188 11753 -42.3 -78.3 1 36.0 -43.5 311 30 372.3 372.3 300.9 372.3 0.00 42 160 12831 -45.9 -80.9 1 35.0 -46.9 347 12 383.8 383.8 302.9 383.8 0.00 43 158 12915 -44.7 -80.7 1 36.0 -45.7 337 11 387.2 387.2 303.4 387.3 0.00 44 153 13128 -45.9 -80.9 1 35.0 -46.9 314 11 388.8 388.8 303.6 388.8 0.00 45 150 13260 -45.3 -80.3 1 35.0 -46.3 305 19 392.0 392.0 304.1 392.0 0.00 46 142 13627 -43.9 -79.9 1 36.0 -45.2 309 27 400.6 400.6 305.3 400.7 0.00 47 122 14636 -47.9 -81.9 1 34.0 -48.8 300 17 411.1 411.1 306.6 411.1 0.00 48 118 14857 -45.1 -81.1 1 36.0 -46.4 294 20 420.2 420.2 307.7 420.2 0.00 49 115 15030 -44.7 -80.7 1 36.0 -46.1 290 22 424.1 424.1 308.2 424.1 0.01 50 114 15088 -44.5 -80.5 1 36.0 -45.9 289 23 425.5 425.5 308.3 425.5 0.01 51 100 15960 -47.1 -82.1 1 35.0 -48.4 285 18 436.7 436.7 309.6 436.7 0.00 52 98 16095 -45.3 -81.3 1 36.0 -46.8 292 20 442.7 442.8 310.1 442.8 0.01 53 92 16516 -47.1 -82.1 1 35.0 -48.4 276 18 447.3 447.3 310.6 447.3 0.01 54 88 16811 -45.9 -81.9 1 36.0 -47.5 306 24 455.4 455.4 311.4 455.4 0.01 55 81 17362 -47.7 -82.7 1 35.0 -49.1 303 16 462.6 462.6 312.0 462.6 0.01 56 76 17785 -46.7 -82.7 1 36.0 -48.4 279 13 473.2 473.2 312.9 473.2 0.01 57 70 18330 -47.7 -82.7 1 35.0 -49.3 285 20 482.3 482.3 313.7 482.4 0.01 58 63 19020 -49.5 -83.5 1 34.0 -51.0 271 19 493.1 493.1 314.5 493.2 0.01 59 54 20025 -50.1 -84.1 1 34.0 -51.7 287 34 514.0 514.0 315.9 514.0 0.01 60 51 20400 -47.7 -83.7 1 36.0 -49.8 309 40 528.1 528.1 316.8 528.1 0.01 61 50 20530 -47.5 -83.5 1 36.0 -49.7 305 27 531.5 531.5 317.0 531.6 0.01 62 46 21080 -49.1 -84.1 1 35.0 -51.1 308 27 540.5 540.5 317.5 540.5 0.01 63 40 22002 -47.5 -83.5 1 36.0 -50.1 323 35 566.6 566.6 319.0 566.6 0.01 64 38 22344 -44.5 -82.5 1 38.0 -48.0 315 32 582.6 582.6 319.8 582.7 0.01 65 30 23920 -47.3 -83.3 1 36.0 -50.5 300 18 615.7 615.7 321.3 615.8 0.01 66 29 24144 -47.1 -83.1 1 36.0 -50.5 329 24 622.2 622.2 321.6 622.3 0.01 67 24 25380 -52.1 -85.1 1 33.0 -54.6 314 35 642.3 642.3 322.4 642.4 0.01 68 21 26244 -51.5 -85.5 1 34.0 -54.5 322 47 669.1 669.1 323.4 669.2 0.01 69 20 26560 -51.9 -85.9 1 34.0 -54.9 320 35 677.3 677.3 323.7 677.4 0.01 70 18 27246 -49.7 -84.7 1 35.0 -53.5 318 34 705.0 705.0 324.6 705.1 0.02 71 17 27620 -49.5 -84.5 1 35.0 -53.6 316 33 717.2 717.2 325.0 717.4 0.02 72 14 28892 -49.7 -84.7 1 35.0 -54.2 321 41 757.5 757.5 326.1 757.7 0.02 73 12 29895 -52.3 -85.3 1 33.0 -56.4 326 47 782.4 782.5 326.8 782.6 0.02 74 11 30460 -50.5 -85.5 1 35.0 -55.5 321 49 808.7 808.7 327.4 808.9 0.02 75 10 31080 -51.3 -85.3 1 34.0 -56.3 329 49 828.1 828.1 327.9 828.3 0.03 TRP 323 8165 -49.5 -70.5 7 21.0 -49.8 40 62 309.0 309.0 284.9 309.0 0.01 WND 457 5821 -35.4 -55.6 11 20.2 -36.3 40 78 297.4 297.4 280.3 297.6 0.04 Sounding variables and indices 1000-500 mb thick: 5208.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 11.24 % Est. max temperature: 3.28 C = 37.90 F Sfc-Lift cond lev (LCL): 857.03 mb = 1178.09 m = 3865.08 ft T: -8.65 C 700-500 lapse rate: 6.24 C/km Conv cond level (CCL): 479.26 mb = 5487.92 m = 18004.78 ft Mean mixing ratio: 0.49 g/kg Conv temperature: 22.28 C = 72.11 F Cap Strength: 21.18 C Lifted Index: 20.93 C Risk: None Lifted Index @300 mb: 32.73 C Lifted Index @700 mb: 14.94 C Showalter Index: 15.07 C Risk: None Total Totals Index: 21.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: -0.40 C K Index: -43.30 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 3.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.81 J/kg Max Up Vert Vel: 8.58 m/s Conv Inhibition (B-): 82489.11 J/kg Cap Strength: 21.12 C Lift Cond Lev (LCL): 711.38 mb = 2599.81 m = 8529.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 80 at 37 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 ---------------------------------------------------------- 0 991 40 300 3 2.6 -1.5 | 263 39 38.9 4.9 1 958 305 45 30 -21.2 -21.2 | 314 21 15.1 -14.8 2 925 586 35 45 -25.8 -36.9 | 341 32 10.5 -30.4 3 922 610 35 44 -25.2 -36.0 | 339 32 11.1 -29.6 4 887 914 35 31 -17.8 -25.4 | 316 27 18.5 -19.0 5 853 1219 55 17 -13.9 -9.8 | 278 23 22.4 -3.3 6 850 1242 55 17 -13.9 -9.8 | 278 23 22.4 -3.3 7 787 1829 55 14 -11.5 -8.0 | 274 25 24.9 -1.6 8 756 2134 55 24 -19.7 -13.8 | 294 18 16.7 -7.3 9 727 2438 60 40 -34.6 -20.0 | 353 14 1.7 -13.6 10 700 2722 55 48 -39.3 -27.5 | 8 21 -3.0 -21.1 11 698 2743 55 47 -38.5 -27.0 | 6 21 -2.2 -20.5 12 642 3353 60 70 -60.6 -35.0 | 40 38 -24.3 -28.6 13 616 3658 60 66 -57.2 -33.0 | 38 34 -20.8 -26.6 14 567 4267 55 63 -51.6 -36.1 | 27 33 -15.3 -29.7 15 522 4877 50 64 -49.0 -41.1 | 20 37 -12.7 -34.7 16 500 5190 40 68 -43.7 -52.1 | 9 46 -7.4 -45.7 17 459 5791 40 78 -50.1 -59.8 | 15 55 -13.8 -53.3 18 457 5821 40 78 -50.1 -59.8 | 15 55 -13.8 -53.3 19 439 6096 40 73 -46.9 -55.9 | 12 51 -10.6 -49.5 20 420 6401 40 65 -41.8 -49.8 | 7 44 -5.5 -43.4 21 400 6740 45 63 -44.5 -44.5 | 12 39 -8.2 -38.1 22 351 7620 45 66 -46.7 -46.7 | 14 42 -10.3 -40.2 23 335 7925 45 62 -43.8 -43.8 | 11 38 -7.5 -37.4 24 323 8165 40 62 -39.9 -47.5 | 5 41 -3.5 -41.1 25 320 8230 40 65 -41.8 -49.8 | 7 44 -5.5 -43.4 26 300 8650 35 46 -26.4 -37.7 | 342 33 9.9 -31.2 27 278 9144 25 46 -19.4 -41.7 | 334 39 16.9 -35.3 28 266 9449 35 37 -21.2 -30.3 | 328 28 15.1 -23.9 29 250 9860 345 23 6.0 -22.2 | 290 45 42.3 -15.8 30 243 10058 335 21 8.9 -19.0 | 286 47 45.2 -12.6 31 232 10363 330 23 11.5 -19.9 | 286 50 47.8 -13.5 32 221 10668 355 15 1.3 -14.9 | 283 39 37.6 -8.5 33 202 11278 340 26 8.9 -24.4 | 292 49 45.2 -18.0 34 200 11340 315 29 20.5 -20.5 | 284 59 56.8 -14.1 35 193 11582 325 33 18.9 -27.0 | 290 59 55.2 -20.6 36 184 11887 300 27 23.4 -13.5 | 277 60 59.7 -7.1 37 176 12192 345 16 4.1 -15.5 | 283 41 40.5 -9.0 38 161 12802 350 12 2.1 -11.8 | 278 39 38.4 -5.4 39 153 13106 315 10 7.1 -7.1 | 271 43 43.4 -0.6 40 150 13260 305 19 15.6 -10.9 | 275 52 51.9 -4.5 41 140 13716 310 29 22.2 -18.6 | 282 60 58.5 -12.2 42 128 14326 310 23 17.6 -14.8 | 279 55 53.9 -8.4 43 122 14630 300 17 14.7 -8.5 | 272 51 51.0 -2.1 44 111 15240 285 25 24.1 -6.5 | 270 60 60.5 -0.0 45 102 15850 290 33 31.0 -11.3 | 274 68 67.3 -4.9 46 100 15960 285 18 17.4 -4.7 | 268 54 53.7 1.8 47 97 16154 295 21 19.0 -8.9 | 273 55 55.4 -2.4 48 93 16459 270 17 17.0 -0.0 | 263 54 53.3 6.4 49 89 16764 305 25 20.5 -14.3 | 278 57 56.8 -7.9 50 85 17069 310 18 13.8 -11.6 | 276 50 50.1 -5.1 51 77 17678 295 14 12.7 -5.9 | 269 49 49.0 0.5 52 74 17983 250 10 9.4 3.4 | 258 47 45.7 9.9 53 70 18288 285 26 25.1 -6.7 | 270 61 61.4 -0.3 54 70 18330 285 20 19.3 -5.2 | 269 56 55.6 1.3 55 64 18898 270 17 17.0 -0.0 | 263 54 53.3 6.4 56 56 19812 275 31 30.9 -2.7 | 267 67 67.2 3.7 57 51 20422 310 40 30.6 -25.7 | 286 70 67.0 -19.3 58 50 20530 305 27 22.1 -15.5 | 279 59 58.4 -9.1 59 46 21031 305 26 21.3 -14.9 | 278 58 57.6 -8.5 60 44 21336 325 29 16.6 -23.8 | 288 56 53.0 -17.3 61 42 21641 335 29 12.3 -26.3 | 292 52 48.6 -19.9 62 40 21946 325 35 20.1 -28.7 | 292 61 56.4 -22.2 63 37 22555 310 31 23.7 -19.9 | 283 62 60.1 -13.5 64 35 22860 330 28 14.0 -24.2 | 289 53 50.3 -17.8 65 32 23470 335 21 8.9 -19.0 | 286 47 45.2 -12.6 66 31 23774 315 26 18.4 -18.4 | 282 56 54.7 -12.0 67 30 23920 300 18 15.6 -9.0 | 273 52 51.9 -2.6 68 29 24079 335 24 10.1 -21.8 | 288 49 46.5 -15.3 69 28 24384 305 22 18.0 -12.6 | 276 55 54.3 -6.2 70 20 26518 325 51 29.3 -41.8 | 298 74 65.6 -35.3 71 20 26560 320 35 22.5 -26.8 | 289 62 58.8 -20.4 72 16 27127 315 32 22.6 -22.6 | 285 61 58.9 -16.2 73 14 27432 320 41 26.4 -31.4 | 292 67 62.7 -25.0 74 13 27737 330 46 23.0 -39.8 | 299 68 59.3 -33.4 75 11 28042 320 49 31.5 -37.5 | 295 75 67.8 -31.1 76 10 28346 330 49 24.5 -42.4 | 301 71 60.8 -36.0 77 7 29261 345 42 10.9 -40.6 | 306 58 47.2 -34.1 78 5 30175 340 40 13.7 -37.6 | 302 59 50.0 -31.2 Wind Parameters Mean winds (0-6000m): 50.0 at 49.2 knts Storm direction: 80.0 at 36.9 knts Shear (0-3000m) pos: 6.7 neg: 3.6 tot: 10.2 10-3/s Storm rel Dir Shear (0-3000m): 124.3 deg Storm rel helicity (0-3000m) pos: 530.1 neg: -184.7 tot: 345.5 m^2/s^2 ave: 115.2 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 22.3 stream: 8.4 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 0.47 Bulk Shear: 77.61 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 40 26 304 24| 44.2 0.0 44.2|361.1 0.0 361.1 722.2 0.80| 54.6 43.5 1000 37 31 316 25| 13.4 0.0 13.4|361.1-120.7 240.3 240.3 0.35| 37.5 13.0 1500 40 27 306 24| 5.8 0.0 5.8|361.1-180.1 181.0 120.7 0.18| 28.7 5.2 2000 43 24 299 23| 4.4 1.4 5.8|388.1-184.7 203.4 101.7 0.21| 23.5 4.9 2500 47 26 302 21| 8.0 1.1 9.1|466.7-184.7 282.0 112.8 0.34| 23.4 8.0 3000 50 30 313 19| 6.7 3.6 10.2|530.1-184.7 345.5 115.2 0.38| 22.3 8.4 4000 54 39 344 17| 6.2 2.3 8.6|591.7-231.0 360.7 90.2 0.34| 19.2 6.6 5000 53 44 357 20| 5.0 2.6 7.6|591.7-334.6 257.1 51.4 0.25| 16.8 4.2 6000 50 49 3 25| 4.2 3.0 7.2|647.1-397.3 249.7 41.6 0.22| 15.6 3.4 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251208.18.gif