UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112900.upa.cvt Date: 0000Z 29 NOV 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 29 NOV 25 Station: CYBK WMO ident: 71926 Latitude: 64.32 Longitude: -96.00 Elevation: 51.00 ------------------------------------------------------------------------------- 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 1016 51 -25.7 -28.8 75 3.1 -26.0 330 10 246.3 246.4 246.2 247.3 0.35 1 1000 166 -25.1 -28.2 75 3.1 -25.4 330 23 248.1 248.1 247.8 249.1 0.37 2 995 202 -24.3 -27.0 78 2.7 -24.6 331 24 249.2 249.3 248.9 250.3 0.42 3 971 380 -25.7 -26.8 90 1.1 -25.8 333 26 249.5 249.6 249.3 250.7 0.44 4 961 455 -23.5 -26.6 76 3.1 -23.8 330 25 252.5 252.6 251.9 253.7 0.45 5 947 563 -23.1 -28.1 64 5.0 -23.6 327 24 254.0 254.0 253.0 255.1 0.40 6 925 735 -22.9 -28.9 58 6.0 -23.5 330 26 255.9 256.0 254.6 257.0 0.38 7 922 759 -22.3 -29.3 53 7.0 -23.0 330 26 256.7 256.8 255.3 257.8 0.37 8 881 1093 -21.1 -31.1 40 10.0 -22.1 333 31 261.4 261.4 258.9 262.3 0.32 9 850 1357 -21.9 -26.9 64 5.0 -22.5 330 31 263.2 263.3 260.7 264.6 0.50 10 845 1400 -22.1 -27.1 64 5.0 -22.7 330 32 263.4 263.5 260.9 264.8 0.49 11 840 1444 -22.5 -28.5 58 6.0 -23.2 330 32 263.5 263.5 260.7 264.7 0.43 12 834 1497 -22.5 -35.5 30 13.0 -23.7 330 33 264.0 264.0 260.7 264.7 0.22 13 824 1585 -23.1 -32.1 44 9.0 -24.0 330 34 264.3 264.3 261.2 265.2 0.31 14 780 1985 -25.3 -34.3 43 9.0 -26.1 328 37 266.1 266.1 262.4 266.9 0.27 15 770 2079 -25.5 -41.5 21 16.0 -26.6 326 36 266.9 266.9 262.7 267.3 0.13 16 716 2603 -28.1 -45.1 18 17.0 -29.1 330 29 269.6 269.6 264.6 269.9 0.10 17 700 2765 -29.3 -41.3 30 12.0 -30.1 330 28 270.0 270.1 265.0 270.5 0.15 18 698 2785 -29.5 -40.5 34 11.0 -30.2 331 28 270.0 270.1 265.0 270.5 0.16 19 695 2816 -29.7 -45.7 20 16.0 -30.6 332 28 270.1 270.2 264.9 270.4 0.09 20 635 3455 -33.5 -41.5 44 8.0 -34.0 316 28 272.9 272.9 267.0 273.4 0.16 21 584 4038 -36.9 -45.9 39 9.0 -37.3 320 30 275.5 275.6 268.6 275.9 0.11 22 569 4217 -37.7 -49.7 27 12.0 -38.2 320 31 276.7 276.7 269.2 276.9 0.07 23 563 4290 -38.1 -46.1 43 8.0 -38.4 320 31 277.0 277.0 269.5 277.4 0.11 24 554 4401 -38.5 -51.5 24 13.0 -38.9 320 32 277.8 277.8 269.9 278.0 0.06 25 539 4589 -39.5 -53.5 21 14.0 -39.9 320 34 278.8 278.8 270.5 279.0 0.05 26 500 5100 -42.3 -52.3 33 10.0 -42.6 320 36 281.5 281.5 272.1 281.7 0.06 27 494 5181 -42.9 -51.9 37 9.0 -43.2 320 36 281.7 281.7 272.3 281.9 0.06 28 479 5388 -43.3 -59.3 16 16.0 -43.7 319 35 283.7 283.7 273.3 283.8 0.03 29 457 5702 -45.3 -53.3 40 8.0 -45.5 317 35 285.0 285.1 274.2 285.2 0.06 30 423 6213 -48.1 -59.1 27 11.0 -48.3 314 35 287.8 287.8 275.6 287.9 0.03 31 411 6402 -48.1 -64.1 14 16.0 -48.4 312 37 290.2 290.2 276.8 290.3 0.02 32 400 6580 -49.1 -63.1 18 14.0 -49.3 310 38 291.2 291.2 277.3 291.2 0.02 33 395 6663 -49.5 -59.5 30 10.0 -49.7 311 39 291.7 291.7 277.6 291.8 0.03 34 364 7196 -51.7 -65.7 17 14.0 -51.9 315 40 295.7 295.7 279.4 295.7 0.02 35 303 8386 -52.1 -72.1 7 20.0 -52.4 329 32 311.0 311.0 285.7 311.1 0.01 36 300 8450 -52.3 -71.3 8 19.0 -52.5 330 31 311.6 311.6 285.9 311.7 0.01 37 285 8783 -52.7 -71.7 8 19.0 -52.9 326 28 315.7 315.7 287.3 315.7 0.01 38 250 9640 -48.7 -79.7 2 31.0 -49.1 315 34 333.7 333.7 292.7 333.7 0.00 39 238 9963 -46.5 -79.5 1 33.0 -47.1 313 35 341.7 341.7 294.7 341.7 0.00 40 222 10423 -46.3 -80.3 1 34.0 -47.0 313 34 348.9 348.9 296.4 348.9 0.00 41 200 11110 -48.7 -81.7 1 33.0 -49.3 325 22 355.7 355.7 297.8 355.7 0.00 42 195 11276 -48.9 -81.9 1 33.0 -49.5 321 24 357.9 357.9 298.3 357.9 0.00 43 167 12298 -46.9 -81.9 1 35.0 -47.7 337 29 377.5 377.5 301.8 377.5 0.00 44 162 12499 -48.1 -83.1 1 35.0 -48.8 340 23 378.8 378.8 302.1 378.8 0.00 45 152 12921 -44.7 -81.7 1 37.0 -45.8 327 17 391.5 391.5 304.0 391.6 0.00 46 150 13010 -44.7 -81.7 1 37.0 -45.8 335 10 393.0 393.0 304.2 393.0 0.00 47 138 13565 -47.7 -83.7 1 36.0 -48.6 299 18 397.2 397.2 304.8 397.2 0.00 48 135 13711 -45.3 -83.3 1 38.0 -46.4 303 23 404.0 404.0 305.7 404.0 0.00 49 127 14119 -45.7 -82.7 1 37.0 -46.9 317 29 410.4 410.4 306.6 410.4 0.00 50 118 14612 -42.7 -82.7 0 40.0 -44.3 311 26 424.6 424.6 308.3 424.7 0.00 51 116 14728 -40.9 -81.9 0 41.0 -42.9 315 27 430.1 430.1 308.9 430.1 0.00 52 100 15730 -44.9 -83.9 0 39.0 -46.4 345 24 441.0 441.0 310.0 441.0 0.00 53 97 15933 -45.7 -83.7 1 38.0 -47.2 342 24 443.3 443.3 310.2 443.3 0.00 54 89 16509 -42.7 -82.7 0 40.0 -44.8 326 26 460.3 460.3 311.8 460.3 0.00 55 78 17394 -45.1 -84.1 0 39.0 -47.0 342 29 473.0 473.0 312.9 473.1 0.00 56 70 18120 -42.3 -83.3 0 41.0 -44.9 340 41 493.9 493.9 314.5 493.9 0.01 57 53 20024 -37.9 -79.9 0 42.0 -42.5 2 47 545.0 545.0 317.8 545.1 0.01 58 50 20430 -33.5 -77.5 0 44.0 -39.9 15 47 564.5 564.5 318.9 564.6 0.02 59 49 20572 -32.9 -76.9 0 44.0 -39.6 16 49 569.2 569.2 319.1 569.4 0.02 60 42 21647 -36.9 -78.9 0 42.0 -42.6 18 62 585.0 585.0 319.9 585.1 0.02 61 37 22526 -35.5 -78.5 0 43.0 -42.2 10 67 610.1 610.2 321.0 610.3 0.02 62 30 23970 -40.3 -81.3 0 41.0 -45.9 25 68 634.8 634.8 322.1 634.9 0.02 63 28 24437 -41.7 -82.7 0 41.0 -47.0 22 69 643.5 643.5 322.4 643.6 0.02 64 23 25762 -43.1 -83.1 0 40.0 -48.5 14 74 676.7 676.7 323.7 676.8 0.02 65 21 26373 -42.7 -82.7 0 40.0 -48.6 18 75 695.7 695.7 324.3 695.9 0.02 66 20 26700 -44.9 -84.9 0 40.0 -50.1 20 76 698.7 698.7 324.4 698.9 0.01 67 19 27042 -46.9 -85.9 0 39.0 -51.5 22 76 702.9 702.9 324.5 703.0 0.01 68 10 31250 -52.1 -89.1 0 37.0 -56.8 20 105 825.1 825.1 327.8 825.2 0.01 69 8.5 32300 -52.9 -89.9 0 37.0 -57.8 861.2 861.2 328.7 861.3 0.01 70 6.0 34546 -53.2 -90.2 0 37.0 -59.1 20 114 950.0 950.0 330.4 950.2 0.02 71 5.5 35106 -53.3 -90.3 0 37.0 -59.5 973.6 973.6 330.8 973.8 0.02 72 5.1 35592 -53.3 -90.3 0 37.0 -59.7 994.9 994.9 331.1 995.1 0.02 73 4.9 35853 -48.3 -87.3 0 39.0 -57.3 1029.2 1029.2 331.6 1029.6 0.04 74 4.7 36127 -49.1 -87.1 0 38.0 -57.9 1037.8 1037.9 331.8 1038.3 0.04 TRP 364 7196 -51.7 -65.7 17 14.0 -51.9 315 40 295.7 295.7 279.4 295.7 0.02 WND 6.0 34546 -53.2 -90.2 0 37.0 -59.1 20 114 950.0 950.0 330.4 950.2 0.02 Sounding variables and indices 1000-500 mb thick: 4934.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 40.00 % Est. max temperature: -9.72 C = 14.51 F Sfc-Lift cond lev (LCL): 964.61 mb = 428.07 m = 1404.43 ft T: -24.30 C 700-500 lapse rate: 5.57 C/km ThetaE index: 0.17 C Layer 840.0- 824.0 mb Conv cond level (CCL): 661.48 mb = 3165.60 m = 10385.69 ft Mean mixing ratio: 0.40 g/kg Conv temperature: -0.26 C = 31.53 F Cap Strength: 21.89 C Lifted Index: 23.54 C Risk: None Lifted Index @300 mb: 41.72 C Lifted Index @700 mb: 15.86 C Showalter Index: 13.93 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 15.40 C K Index: -18.50 Risk: None Sweat Index: 98.00 Risk: None Energy Index: 3.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.89 J/kg Max Up Vert Vel: 9.26 m/s Conv Inhibition (B-): 105536.28 J/kg Cap Strength: 23.25 C Lift Cond Lev (LCL): 906.43 mb = 884.04 m = 2900.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 355 at 23 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 1016 51 330 10 5.0 -8.7 | 191 15 2.8 14.6 1 1000 166 330 23 11.5 -19.9 | 250 10 9.3 3.4 2 981 305 335 27 11.4 -24.5 | 277 9 9.2 -1.2 3 941 610 325 23 13.2 -18.8 | 248 12 11.0 4.4 4 925 735 330 26 13.0 -22.5 | 266 11 10.8 0.8 5 903 914 330 29 14.5 -25.1 | 279 12 12.3 -1.8 6 866 1219 335 32 13.5 -29.0 | 297 13 11.3 -5.7 7 850 1357 330 31 15.5 -26.8 | 285 14 13.3 -3.6 8 796 1829 330 38 19.0 -32.9 | 300 19 16.8 -9.6 9 764 2134 325 36 20.6 -29.5 | 289 19 18.4 -6.2 10 732 2438 330 30 15.0 -26.0 | 282 13 12.8 -2.7 11 702 2743 330 29 14.5 -25.1 | 279 12 12.3 -1.8 12 700 2765 330 28 14.0 -24.2 | 275 12 11.8 -1.0 13 672 3048 340 27 9.2 -25.4 | 287 7 7.0 -2.1 14 643 3353 315 28 19.8 -19.8 | 259 18 17.6 3.5 15 616 3658 320 28 18.0 -21.4 | 263 16 15.8 1.8 16 564 4267 320 31 19.9 -23.7 | 272 18 17.7 -0.5 17 516 4877 320 37 23.8 -28.3 | 283 22 21.6 -5.1 18 500 5100 320 36 23.1 -27.6 | 282 21 20.9 -4.3 19 430 6096 315 34 24.0 -24.0 | 272 22 21.8 -0.8 20 400 6580 310 38 29.1 -24.4 | 272 27 26.9 -1.2 21 374 7010 315 41 29.0 -29.0 | 282 27 26.8 -5.7 22 364 7196 315 40 28.3 -28.3 | 281 27 26.1 -5.0 23 341 7620 315 39 27.6 -27.6 | 280 26 25.4 -4.3 24 300 8450 330 31 15.5 -26.8 | 285 14 13.3 -3.6 25 283 8839 325 28 16.1 -22.9 | 269 14 13.8 0.3 26 270 9144 325 32 18.4 -26.2 | 280 16 16.1 -2.9 27 250 9640 315 34 24.0 -24.0 | 272 22 21.8 -0.8 28 224 10363 310 36 27.6 -23.1 | 270 25 25.4 0.1 29 214 10668 325 26 14.9 -21.3 | 261 13 12.7 2.0 30 200 11110 325 22 12.6 -18.0 | 243 12 10.4 5.3 31 186 11582 315 28 19.8 -19.8 | 259 18 17.6 3.5 32 178 11887 335 32 13.5 -29.0 | 297 13 11.3 -5.7 33 170 12192 335 32 13.5 -29.0 | 297 13 11.3 -5.7 34 162 12497 340 23 7.9 -21.6 | 254 6 5.6 1.7 35 155 12802 315 27 19.1 -19.1 | 256 17 16.9 4.2 36 150 13010 335 10 4.2 -9.1 | 188 14 2.0 14.2 37 148 13106 340 12 4.1 -11.3 | 189 12 1.9 12.0 38 141 13411 295 13 11.8 -5.5 | 208 20 9.6 17.8 39 129 14021 310 33 25.3 -21.2 | 265 23 23.1 2.1 40 123 14326 330 22 11.0 -19.1 | 244 10 8.8 4.2 41 118 14630 310 26 19.9 -16.7 | 250 19 17.7 6.6 42 113 14935 325 28 16.1 -22.9 | 269 14 13.8 0.3 43 108 15240 290 15 14.1 -5.1 | 213 22 11.9 18.1 44 100 15730 345 24 6.2 -23.2 | 269 4 4.0 0.1 45 98 15850 345 24 6.2 -23.2 | 269 4 4.0 0.1 46 90 16459 325 27 15.5 -22.1 | 265 13 13.3 1.2 47 86 16764 330 23 11.5 -19.9 | 250 10 9.3 3.4 48 82 17069 350 22 3.8 -21.7 | 225 2 1.6 1.6 49 75 17678 335 36 15.2 -32.6 | 306 16 13.0 -9.4 50 70 18120 340 41 14.0 -38.5 | 322 19 11.8 -15.3 51 68 18288 340 41 14.0 -38.5 | 322 19 11.8 -15.3 52 63 18898 340 30 10.3 -28.2 | 301 9 8.0 -4.9 53 57 19507 10 43 -7.5 -42.3 | 27 21 -9.7 -19.1 54 55 19812 360 52 -0.0 -52.0 | 4 29 -2.2 -28.7 55 50 20422 5 38 -3.3 -37.9 | 21 16 -5.5 -14.6 56 50 20430 15 47 -12.2 -45.4 | 33 26 -14.4 -22.1 57 44 21336 20 60 -20.5 -56.4 | 34 40 -22.7 -33.1 58 37 22555 10 67 -11.6 -66.0 | 18 45 -13.9 -42.7 59 30 23970 25 68 -28.7 -61.6 | 39 49 -31.0 -38.4 60 30 24079 25 78 -33.0 -70.7 | 37 59 -35.2 -47.4 61 27 24689 20 63 -21.5 -59.2 | 33 43 -23.8 -35.9 62 26 24994 10 72 -12.5 -70.9 | 17 50 -14.7 -47.6 63 20 26700 20 76 -26.0 -71.4 | 30 56 -28.2 -48.1 64 18 27432 25 76 -32.1 -68.9 | 37 57 -34.3 -45.6 65 12 29870 30 96 -48.0 -83.1 | 40 78 -50.2 -59.9 66 10 31250 20 105 -35.9 -98.7 | 27 84 -38.1 -75.4 Wind Parameters Mean winds (0-6000m): 324.6 at 31.2 knts Storm direction: 354.6 at 23.4 knts Shear (0-3000m) pos: 1.7 neg: 3.5 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 95.4 deg Storm rel helicity (0-3000m) pos: 87.9 neg: -45.4 tot: 42.5 m^2/s^2 ave: 14.2 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 4.39 Bulk Shear: 9.76 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 ------------------------------------------------------------------------------- 500 331 23 252 9| 0.0 14.2 14.2| 42.0 -9.6 32.4 64.8 0.59| 21.6 12.7 1000 330 25 261 10| 3.6 7.1 10.7| 63.1 -9.6 53.5 53.5 0.68| 14.6 9.9 1500 331 27 273 11| 2.4 6.0 8.4| 75.3 -16.4 58.9 39.2 0.59| 12.1 7.1 2000 330 30 281 13| 1.8 5.3 7.1| 84.5 -29.2 55.3 27.6 0.48| 10.7 5.2 2500 330 30 282 13| 1.0 4.2 5.2| 84.5 -42.8 41.7 16.7 0.35| 10.2 3.5 3000 330 30 282 13| 1.7 3.5 5.2| 87.9 -45.4 42.5 14.2 0.32| 9.5 3.0 4000 328 29 277 13| 1.3 3.3 4.6|100.6 -63.8 36.8 9.2 0.21| 9.2 1.9 5000 326 30 278 15| 1.0 3.2 4.2|124.5 -65.6 58.8 11.8 0.24| 8.1 2.0 6000 325 31 278 16| 0.9 2.6 3.5|124.5 -86.2 38.3 6.4 0.19| 7.1 1.3 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251129.00.gif