UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:1200Z 1 DEC 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 1004 51 -30.1 -33.2 74 3.1 -30.3 345 14 242.8 242.8 242.6 243.4 0.23 1 1002 66 -29.3 -31.9 78 2.6 -29.5 338 13 243.7 243.7 243.6 244.4 0.26 2 1000 82 -27.9 -29.8 84 1.9 -28.0 330 12 245.2 245.3 245.1 246.1 0.32 3 988 169 -24.1 -25.7 87 1.6 -24.3 332 15 249.9 250.0 249.7 251.2 0.48 4 979 236 -23.3 -27.0 72 3.7 -23.7 333 17 251.4 251.4 250.8 252.5 0.43 5 928 626 -26.1 -27.9 85 1.8 -26.3 330 22 252.4 252.5 251.7 253.5 0.41 6 925 649 -25.9 -28.0 82 2.1 -26.1 330 20 252.8 252.9 252.1 254.0 0.41 7 899 855 -26.7 -29.9 74 3.2 -27.0 334 18 254.1 254.1 253.0 255.1 0.36 8 885 969 -25.3 -30.3 63 5.0 -25.8 336 16 256.7 256.7 255.2 257.6 0.35 9 856 1210 -26.5 -29.3 77 2.8 -26.8 340 12 257.9 257.9 256.3 259.0 0.39 10 850 1261 -26.5 -30.3 70 3.8 -26.8 350 12 258.4 258.4 256.6 259.4 0.36 11 825 1476 -26.7 -33.7 52 7.0 -27.3 354 11 260.4 260.4 258.1 261.2 0.27 12 781 1870 -28.1 -37.1 42 9.0 -28.7 345 13 263.0 263.0 259.9 263.6 0.20 13 700 2649 -32.1 -37.1 61 5.0 -32.4 345 23 266.9 267.0 262.9 267.6 0.23 14 699 2659 -32.3 -37.3 61 5.0 -32.6 345 23 266.8 266.9 262.9 267.5 0.22 15 644 3236 -34.1 -45.1 32 11.0 -34.6 348 30 271.1 271.1 265.6 271.4 0.11 16 624 3456 -35.9 -42.9 49 7.0 -36.2 349 32 271.5 271.5 266.0 271.9 0.14 17 622 3479 -35.9 -45.9 35 10.0 -36.4 349 33 271.8 271.8 266.1 272.1 0.10 18 593 3809 -38.3 -45.3 48 7.0 -38.6 349 35 272.7 272.7 266.7 273.1 0.11 19 500 4970 -44.1 -51.1 46 7.0 -44.3 335 41 279.3 279.3 270.8 279.5 0.07 20 437 5862 -48.5 -59.5 27 11.0 -48.7 330 36 284.7 284.7 273.9 284.8 0.03 21 400 6440 -50.7 -64.7 17 14.0 -50.9 335 43 289.1 289.1 276.2 289.2 0.02 22 381 6757 -51.5 -64.5 20 13.0 -51.7 335 43 292.1 292.1 277.7 292.2 0.02 23 356 7197 -52.5 -65.5 19 13.0 -52.7 332 46 296.5 296.5 279.8 296.5 0.02 24 300 8310 -50.3 -73.3 5 23.0 -50.6 335 51 314.5 314.5 286.9 314.5 0.01 25 298 8354 -50.3 -73.3 5 23.0 -50.6 335 51 315.1 315.1 287.1 315.1 0.01 26 293 8464 -50.9 -73.9 5 23.0 -51.2 334 51 315.7 315.7 287.3 315.8 0.01 27 281 8737 -47.1 -77.1 2 30.0 -47.6 332 52 325.0 325.0 290.3 325.0 0.00 28 273 8928 -46.9 -77.9 2 31.0 -47.4 331 52 328.0 328.0 291.2 328.0 0.00 29 263 9175 -47.5 -78.5 2 31.0 -48.0 330 52 330.6 330.6 291.9 330.6 0.00 30 250 9510 -46.3 -79.3 1 33.0 -46.9 330 51 337.2 337.2 293.6 337.2 0.00 31 222 10297 -45.1 -80.1 1 35.0 -45.9 333 48 350.7 350.7 296.8 350.7 0.00 32 200 10990 -45.7 -80.7 1 35.0 -46.5 340 51 360.4 360.4 298.8 360.4 0.00 33 192 11262 -46.4 -81.4 1 35.0 -47.1 335 61 363.6 363.6 299.4 363.6 0.00 34 186 11473 -46.9 -81.9 1 35.0 -47.6 335 61 366.0 366.0 299.8 366.0 0.00 35 175 11880 -44.3 -81.3 1 37.0 -45.3 335 46 376.7 376.7 301.7 376.8 0.00 36 158 12563 -46.1 -82.1 1 36.0 -47.0 338 49 384.9 384.9 303.0 384.9 0.00 37 150 12910 -45.1 -82.1 1 37.0 -46.2 340 50 392.3 392.3 304.1 392.4 0.00 38 145 13137 -44.3 -82.3 1 38.0 -45.5 343 52 397.6 397.6 304.9 397.6 0.00 39 141 13324 -44.7 -82.7 1 38.0 -45.9 334 50 400.1 400.1 305.2 400.1 0.00 40 129 13920 -43.5 -82.5 1 39.0 -44.9 338 43 412.5 412.5 306.8 412.5 0.00 41 123 14239 -44.7 -82.7 1 38.0 -46.0 339 45 416.0 416.0 307.2 416.0 0.00 42 122 14294 -43.3 -82.3 1 39.0 -44.8 338 46 419.5 419.5 307.7 419.5 0.00 43 115 14691 -42.9 -81.9 1 39.0 -44.6 336 52 427.4 427.4 308.6 427.4 0.00 44 103 15432 -44.3 -83.3 1 39.0 -45.9 342 48 438.4 438.4 309.7 438.4 0.00 45 100 15630 -43.3 -83.3 0 40.0 -45.1 345 44 444.1 444.1 310.3 444.1 0.00 46 95 15977 -41.1 -82.1 0 41.0 -43.4 348 43 454.9 454.9 311.3 455.0 0.00 47 83 16895 -40.1 -81.1 0 41.0 -42.9 348 33 474.9 474.9 313.0 474.9 0.01 48 70 18050 -42.9 -82.9 0 40.0 -45.4 335 27 492.6 492.6 314.4 492.6 0.01 49 59 19195 -45.7 -84.7 0 39.0 -48.0 356 33 511.0 511.0 315.7 511.0 0.01 50 50 20300 -44.7 -84.7 0 40.0 -47.5 350 25 538.1 538.1 317.4 538.2 0.01 51 45 21003 -44.9 -84.9 0 40.0 -47.9 340 26 554.1 554.1 318.3 554.1 0.01 52 40 21782 -48.5 -86.5 0 38.0 -50.9 346 38 564.0 564.1 318.9 564.1 0.01 53 35 22666 -44.9 -84.9 0 40.0 -48.5 357 33 595.4 595.4 320.4 595.5 0.01 54 30 23690 -46.7 -85.7 0 39.0 -50.1 345 41 617.3 617.3 321.4 617.4 0.01 55 26 24642 -47.5 -86.5 0 39.0 -51.1 360 41 640.8 640.8 322.3 640.9 0.01 56 20 26390 -45.7 -84.7 0 39.0 -50.6 360 54 696.3 696.3 324.3 696.4 0.02 57 18 27087 -48.3 -87.3 0 39.0 -52.6 360 59 709.4 709.4 324.7 709.5 0.01 58 15 28296 -44.7 -84.7 0 40.0 -51.0 6 67 759.3 759.3 326.2 759.5 0.02 59 10 31010 -44.1 -84.1 0 40.0 -52.2 10 84 854.9 854.9 328.5 855.2 0.03 60 6.7 33673 -48.1 -87.1 0 39.0 -55.9 941.9 942.0 330.2 942.2 0.03 61 6.1 34296 -45.3 -85.3 0 40.0 -55.0 979.6 979.6 330.8 980.1 0.04 62 5.5 34981 -48.9 -86.9 0 38.0 -57.2 993.1 993.1 331.1 993.5 0.04 63 5.2 35350 -48.3 -86.3 0 38.0 -57.1 1011.8 1011.9 331.4 1012.3 0.04 TRP 381 6757 -51.5 -64.5 20 13.0 -51.7 335 43 292.1 292.1 277.7 292.2 0.02 WND 192 11262 -46.4 -81.4 1 35.0 -47.1 335 61 363.6 363.6 299.4 363.6 0.00 Sounding variables and indices 1000-500 mb thick: 4888.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 54.44 % Est. max temperature: -14.82 C = 5.33 F Sfc-Lift cond lev (LCL): 952.62 mb = 435.01 m = 1427.18 ft T: -24.73 C 700-500 lapse rate: 5.17 C/km Conv cond level (CCL): 1002.00 mb = 66.45 m = 218.02 ft Mean mixing ratio: 0.41 g/kg Conv temperature: -27.10 C = -16.78 F Cap Strength: 17.58 C Lifted Index: 22.03 C Risk: None Lifted Index @300 mb: 43.96 C Lifted Index @700 mb: 13.35 C Showalter Index: 16.35 C Risk: None Total Totals Index: 31.40 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 13.80 C K Index: -17.70 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 4.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.95 J/kg Max Up Vert Vel: 6.92 m/s Conv Inhibition (B-): 84049.75 J/kg Cap Strength: 21.83 C Lift Cond Lev (LCL): 913.93 mb = 736.07 m = 2414.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 20 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 1004 51 345 14 3.6 -13.5 | 233 9 7.5 5.7 1 1000 82 330 12 6.0 -10.4 | 228 13 9.9 8.8 2 970 305 335 19 8.0 -17.2 | 260 12 11.9 2.0 3 930 610 330 23 11.5 -19.9 | 273 15 15.4 -0.7 4 925 649 330 20 10.0 -17.3 | 262 14 13.9 1.9 5 892 914 335 17 7.2 -15.4 | 251 12 11.1 3.8 6 855 1219 340 12 4.1 -11.3 | 225 11 8.0 8.0 7 850 1261 350 12 2.1 -11.8 | 219 10 6.0 7.4 8 819 1524 355 11 1.0 -11.0 | 210 10 4.9 8.3 9 785 1829 345 13 3.4 -12.6 | 227 10 7.3 6.7 10 752 2134 345 14 3.6 -13.5 | 233 9 7.5 5.7 11 721 2438 355 18 1.6 -17.9 | 257 6 5.5 1.3 12 700 2649 345 23 6.0 -22.2 | 287 10 9.9 -3.0 13 691 2743 345 24 6.2 -23.2 | 291 11 10.1 -3.9 14 605 3658 350 35 6.1 -34.5 | 327 18 10.0 -15.2 15 554 4267 345 34 8.8 -32.8 | 317 19 12.7 -13.6 16 530 4572 330 38 19.0 -32.9 | 301 27 22.9 -13.7 17 507 4877 330 38 19.0 -32.9 | 301 27 22.9 -13.7 18 500 4970 335 41 17.3 -37.2 | 310 28 21.2 -17.9 19 484 5182 350 36 6.3 -35.5 | 328 19 10.2 -16.2 20 462 5486 345 31 8.0 -29.9 | 312 16 11.9 -10.7 21 441 5791 330 35 17.5 -30.3 | 297 24 21.4 -11.1 22 421 6096 330 40 20.0 -34.6 | 303 28 23.9 -15.4 23 400 6440 335 43 18.2 -39.0 | 312 30 22.1 -19.7 24 381 6757 335 43 18.2 -39.0 | 312 30 22.1 -19.7 25 334 7620 330 49 24.5 -42.4 | 309 37 28.4 -23.2 26 300 8310 335 51 21.6 -46.2 | 317 37 25.5 -27.0 27 264 9144 330 52 26.0 -45.0 | 311 40 29.9 -25.8 28 250 9510 330 51 25.5 -44.2 | 310 39 29.4 -24.9 29 210 10668 335 47 19.9 -42.6 | 314 33 23.8 -23.4 30 200 10990 340 51 17.4 -47.9 | 323 36 21.4 -28.7 31 192 11262 335 61 25.8 -55.3 | 321 47 29.7 -36.1 32 183 11582 335 61 25.8 -55.3 | 321 47 29.7 -36.1 33 175 11887 335 46 19.4 -41.7 | 314 32 23.4 -22.5 34 150 12910 340 50 17.1 -47.0 | 323 35 21.0 -27.8 35 146 13106 345 52 13.5 -50.2 | 331 36 17.4 -31.0 36 139 13411 330 49 24.5 -42.4 | 309 37 28.4 -23.2 37 127 14021 340 42 14.4 -39.5 | 318 27 18.3 -20.2 38 111 14935 335 56 23.7 -50.8 | 319 42 27.6 -31.5 39 106 15240 340 51 17.4 -47.9 | 323 36 21.4 -28.7 40 100 15630 345 44 11.4 -42.5 | 327 28 15.3 -23.3 41 97 15850 345 44 11.4 -42.5 | 327 28 15.3 -23.3 42 88 16459 360 40 -0.0 -40.0 | 349 21 3.9 -20.8 43 85 16764 350 41 7.1 -40.4 | 332 24 11.0 -21.1 44 81 17069 345 22 5.7 -21.3 | 282 10 9.6 -2.0 45 74 17678 340 36 12.3 -33.8 | 312 22 16.2 -14.6 46 71 17983 350 22 3.8 -21.7 | 287 8 7.7 -2.4 47 70 18050 335 27 11.4 -24.5 | 289 16 15.3 -5.2 48 68 18288 330 25 12.5 -21.7 | 278 17 16.4 -2.4 49 62 18898 350 33 5.7 -32.5 | 324 16 9.6 -13.3 50 54 19812 10 33 -5.7 -32.5 | 8 13 -1.8 -13.3 51 50 20300 350 25 4.3 -24.6 | 303 10 8.3 -5.4 52 45 21031 340 26 8.9 -24.4 | 292 14 12.8 -5.2 53 43 21336 350 26 4.5 -25.6 | 307 11 8.4 -6.4 54 39 21946 345 42 10.9 -40.6 | 325 26 14.8 -21.3 55 34 22860 360 31 -0.0 -31.0 | 342 12 3.9 -11.8 56 31 23470 5 33 -2.9 -32.9 | 356 14 1.0 -13.6 57 30 23690 345 41 10.6 -39.6 | 325 25 14.5 -20.4 58 28 24079 345 41 10.6 -39.6 | 325 25 14.5 -20.4 59 27 24384 360 39 -0.0 -39.0 | 349 20 3.9 -19.8 60 20 26390 360 54 -0.0 -54.0 | 354 35 3.9 -34.8 61 17 27432 360 62 -0.0 -62.0 | 355 43 3.9 -42.8 62 14 28956 10 71 -12.3 -69.9 | 9 51 -8.4 -50.7 63 13 29261 5 62 -5.4 -61.8 | 2 43 -1.5 -42.5 64 10 31010 10 84 -14.6 -82.7 | 10 64 -10.7 -63.5 Wind Parameters Mean winds (0-6000m): 341.5 at 26.2 knts Storm direction: 11.5 at 19.6 knts Shear (0-3000m) pos: 1.6 neg: 3.3 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 74.0 deg Storm rel helicity (0-3000m) pos: 61.6 neg: -37.3 tot: 24.3 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.30 Bulk Shear: 10.41 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 ------------------------------------------------------------------------------- 500 333 18 255 12| 0.0 9.6 9.6| 27.0 0.0 27.0 54.0 0.70| 12.0 8.5 1000 333 18 256 13| 4.0 4.8 8.8| 27.0 -23.4 3.6 3.6 0.07| 10.1 0.7 1500 336 16 247 11| 4.4 3.2 7.6| 27.0 -37.3 -10.3 -6.9 -0.15| 8.6 -1.3 2000 339 15 242 11| 3.3 3.2 6.5| 35.3 -37.3 -2.0 -1.0 -0.02| 7.3 -0.1 2500 341 16 243 10| 2.0 2.6 4.5| 46.2 -37.3 8.9 3.6 0.15| 7.6 1.1 3000 342 17 252 10| 1.6 3.3 4.9| 61.6 -37.3 24.3 8.1 0.24| 7.6 1.8 4000 345 21 277 9| 1.4 2.6 4.0| 82.7 -46.9 35.8 8.9 0.26| 6.9 1.8 5000 342 24 289 12| 1.8 2.9 4.7|133.1 -90.1 43.0 8.6 0.19| 7.6 1.4 6000 341 26 295 13| 1.6 3.3 4.9|164.1-132.2 31.8 5.3 0.10| 8.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251201.12.gif