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 CYBK... Searching the city database file for: CYBK ... Date:1200Z 11 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 1017 51 -24.1 -27.3 75 3.2 -24.4 30 15 247.9 247.9 247.7 248.9 0.40 1 1011 94 -24.3 -28.7 67 4.4 -24.7 39 15 248.1 248.1 247.7 249.0 0.35 2 1000 173 -22.5 -28.5 58 6.0 -23.1 55 15 250.6 250.7 250.1 251.6 0.36 3 994 217 -20.9 -27.9 53 7.0 -21.7 58 14 252.7 252.7 251.9 253.8 0.39 4 990 247 -19.3 -27.3 49 8.0 -20.2 61 13 254.6 254.6 253.5 255.7 0.41 5 925 750 -20.1 -30.1 41 10.0 -21.2 60 22 258.8 258.8 256.9 259.7 0.34 6 922 774 -20.1 -30.1 41 10.0 -21.2 59 21 259.0 259.0 257.1 260.0 0.34 7 851 1367 -20.7 -24.6 71 3.9 -21.2 94 9 264.4 264.5 261.8 266.1 0.61 8 850 1376 -20.7 -24.6 71 3.9 -21.2 95 9 264.5 264.6 261.9 266.2 0.61 9 800 1822 -23.3 -25.9 79 2.6 -23.7 85 18 266.3 266.4 263.2 268.0 0.58 10 778 2026 -22.7 -25.1 81 2.4 -23.0 111 13 269.1 269.2 265.3 270.9 0.64 11 738 2412 -24.5 -25.4 92 0.9 -24.6 139 13 271.2 271.3 266.8 273.1 0.66 12 719 2601 -25.1 -26.4 89 1.3 -25.3 148 14 272.6 272.7 267.6 274.4 0.61 13 700 2796 -24.7 -26.7 83 2.0 -24.9 140 19 275.1 275.2 269.2 277.0 0.61 14 699 2806 -24.7 -26.7 83 2.0 -24.9 140 19 275.2 275.3 269.4 277.1 0.62 15 620 3670 -29.1 -30.5 88 1.4 -29.3 140 27 279.8 279.9 271.9 281.3 0.49 16 532 4745 -37.3 -40.7 71 3.4 -37.5 162 37 282.5 282.5 273.0 283.2 0.21 17 501 5156 -40.7 -42.8 80 2.1 -40.8 150 41 283.3 283.3 273.3 283.8 0.17 18 500 5170 -40.7 -42.9 79 2.2 -40.8 150 41 283.4 283.4 273.5 284.0 0.17 19 496 5225 -41.1 -44.6 69 3.5 -41.3 150 42 283.6 283.6 273.5 284.1 0.15 20 464 5675 -44.3 -46.6 78 2.3 -44.4 150 47 285.1 285.1 274.3 285.5 0.12 21 461 5718 -44.5 -47.3 73 2.8 -44.6 150 48 285.3 285.4 274.4 285.7 0.12 22 455 5806 -44.9 -45.9 90 1.0 -44.9 150 49 285.9 285.9 274.8 286.4 0.14 23 452 5850 -45.3 -47.7 77 2.4 -45.4 150 48 285.9 286.0 274.8 286.3 0.11 24 443 5984 -45.9 -47.4 85 1.5 -46.0 150 47 286.8 286.9 275.2 287.2 0.12 25 438 6060 -46.1 -54.1 40 8.0 -46.3 150 46 287.5 287.5 275.5 287.7 0.06 26 432 6151 -46.7 -51.7 57 5.0 -46.9 150 46 287.9 287.9 275.7 288.1 0.08 27 418 6370 -47.3 -57.3 31 10.0 -47.5 150 45 289.8 289.9 276.6 290.0 0.04 28 410 6497 -48.1 -57.1 35 9.0 -48.3 150 44 290.4 290.4 276.9 290.6 0.04 29 407 6546 -47.9 -60.9 21 13.0 -48.1 150 44 291.3 291.3 277.3 291.4 0.03 30 400 6660 -47.9 -63.9 14 16.0 -48.2 150 43 292.7 292.7 278.0 292.8 0.02 31 300 8530 -54.1 -70.1 12 16.0 -54.3 180 22 309.1 309.1 285.0 309.1 0.01 32 279 8992 -55.5 -69.5 16 14.0 -55.6 200 17 313.6 313.6 286.6 313.6 0.01 33 250 9690 -54.1 -75.1 6 21.0 -54.4 220 14 325.6 325.6 290.5 325.7 0.01 34 200 11130 -52.5 -81.5 2 29.0 -52.9 270 14 349.6 349.6 296.5 349.6 0.00 35 188 11531 -51.9 -82.9 1 31.0 -52.3 249 12 356.8 356.8 298.1 356.8 0.00 36 150 12990 -53.3 -84.3 1 31.0 -53.8 315 15 378.2 378.2 301.9 378.2 0.00 37 134 13713 -53.3 -84.3 1 31.0 -53.8 328 17 390.6 390.6 303.9 390.6 0.00 38 114 14744 -55.9 -85.9 1 30.0 -56.3 328 23 404.3 404.3 305.7 404.3 0.00 39 110 14972 -54.1 -86.1 1 32.0 -54.6 329 25 411.8 411.8 306.7 411.8 0.00 40 100 15580 -55.1 -86.1 1 31.0 -55.6 345 25 421.3 421.3 307.9 421.3 0.00 41 91 16183 -54.7 -86.7 1 32.0 -55.3 335 22 433.6 433.6 309.2 433.6 0.00 42 70 17850 -57.9 -87.9 1 30.0 -58.5 350 33 460.5 460.5 311.8 460.5 0.00 43 50 19960 -61.3 -89.3 1 28.0 -61.8 330 36 499.0 499.0 314.9 499.0 0.00 44 33 22522 -63.3 -91.3 1 28.0 -63.8 349 58 556.7 556.7 318.5 556.7 0.00 45 30 23110 -61.3 -90.3 1 29.0 -62.1 350 42 577.5 577.5 319.5 577.5 0.00 46 20 25600 -63.1 -92.1 1 29.0 -64.0 350 69 643.0 643.0 322.4 643.0 0.00 47 11 29244 -67.7 -93.7 1 26.0 -68.6 345 65 746.2 746.2 325.8 746.3 0.01 48 10 29820 -66.7 -93.7 1 27.0 -67.8 350 90 770.6 770.6 326.5 770.6 0.01 49 9.0 30460 -64.8 -92.9 1 28.1 -66.3 355 92 801.5 801.5 327.3 801.6 0.01 50 8.2 31031 -63.1 -92.1 1 29.0 -65.1 350 90 829.8 829.8 328.0 829.9 0.01 51 6.2 32744 -64.7 -92.7 1 28.0 -66.8 892.0 892.0 329.2 892.1 0.01 TRP 279 8992 -55.5 -69.5 16 14.0 -55.6 200 17 313.6 313.6 286.6 313.6 0.01 WND 9.0 30460 -64.8 -92.9 1 28.1 -66.3 355 92 801.5 801.5 327.3 801.6 0.01 Sounding variables and indices 1000-500 mb thick: 4997.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 74.00 % Est. max temperature: -8.77 C = 16.22 F Sfc-Lift cond lev (LCL): 964.15 mb = 442.98 m = 1453.34 ft T: -19.61 C 700-500 lapse rate: 6.74 C/km Conv cond level (CCL): 562.85 mb = 4349.29 m = 14269.16 ft Mean mixing ratio: 0.37 g/kg Conv temperature: 9.75 C = 49.56 F Cap Strength: 22.21 C Lifted Index: 22.33 C Risk: None Lifted Index @300 mb: 37.46 C Lifted Index @700 mb: 17.41 C Showalter Index: 14.24 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 16.10 C K Index: -6.60 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 3.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.23 J/kg Max Up Vert Vel: 8.74 m/s Conv Inhibition (B-): 72320.24 J/kg Cap Strength: 22.20 C Lift Cond Lev (LCL): 843.51 mb = 1432.38 m = 4699.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 at 19 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 51 30 15 -7.5 -13.0 | 6 31 -3.5 -31.1 1 1000 173 55 15 -12.3 -8.6 | 17 28 -8.2 -26.7 2 982 305 65 12 -10.9 -5.1 | 16 24 -6.8 -23.2 3 943 610 60 17 -14.7 -8.5 | 22 29 -10.7 -26.6 4 925 750 60 22 -19.1 -11.0 | 27 33 -15.0 -29.1 5 905 914 55 16 -13.1 -9.2 | 18 29 -9.1 -27.3 6 868 1219 85 10 -10.0 -0.9 | 17 20 -5.9 -19.0 7 850 1376 95 9 -9.0 0.8 | 16 18 -4.9 -17.3 8 833 1524 70 12 -11.3 -4.1 | 18 23 -7.2 -22.2 9 799 1829 85 18 -17.9 -1.6 | 35 24 -13.9 -19.7 10 766 2134 125 10 -8.2 5.7 | 19 13 -4.2 -12.4 11 735 2438 140 13 -8.4 10.0 | 28 9 -4.3 -8.1 12 705 2743 155 15 -6.3 13.6 | 27 5 -2.3 -4.5 13 700 2796 140 19 -12.2 14.6 | 67 9 -8.2 -3.5 14 675 3048 135 23 -16.3 16.3 | 81 12 -12.2 -1.8 15 647 3353 150 21 -10.5 18.2 | 91 6 -6.5 0.1 16 620 3658 140 27 -17.4 20.7 | 101 14 -13.3 2.6 17 568 4267 150 26 -13.0 22.5 | 116 10 -9.0 4.4 18 544 4572 165 30 -7.8 29.0 | 161 11 -3.7 10.9 19 521 4877 160 43 -14.7 40.4 | 154 25 -10.7 22.3 20 500 5170 150 41 -20.5 35.5 | 137 24 -16.5 17.4 21 456 5791 150 49 -24.5 42.4 | 140 32 -20.5 24.3 22 435 6096 150 46 -23.0 39.8 | 139 29 -19.0 21.7 23 400 6660 150 43 -21.5 37.2 | 138 26 -17.5 19.1 24 379 7010 145 40 -22.9 32.8 | 128 24 -18.9 14.7 25 345 7620 160 35 -12.0 32.9 | 152 17 -7.9 14.8 26 314 8230 165 27 -7.0 26.1 | 160 9 -2.9 8.0 27 300 8530 180 22 0.0 22.0 | 226 6 4.0 3.9 28 279 8992 200 17 5.8 16.0 | 282 10 9.9 -2.1 29 272 9144 200 17 5.8 16.0 | 282 10 9.9 -2.1 30 260 9449 210 16 8.0 13.9 | 289 13 12.0 -4.2 31 250 9690 220 14 9.0 10.7 | 300 15 13.0 -7.4 32 225 10363 220 11 7.1 8.4 | 311 15 11.1 -9.7 33 215 10668 270 10 10.0 -0.0 | 322 23 14.0 -18.1 34 205 10973 245 10 9.1 4.2 | 317 19 13.1 -13.9 35 200 11130 270 14 14.0 -0.0 | 315 26 18.0 -18.1 36 195 11278 270 14 14.0 -0.0 | 315 26 18.0 -18.1 37 186 11582 245 12 10.9 5.1 | 311 20 14.9 -13.0 38 170 12192 290 11 10.3 -3.8 | 327 26 14.4 -21.9 39 162 12497 285 19 18.4 -4.9 | 316 32 22.4 -23.0 40 150 12990 315 15 10.6 -10.6 | 333 32 14.6 -28.7 41 140 13411 335 14 5.9 -12.7 | 342 32 10.0 -30.8 42 128 14021 320 20 12.9 -15.3 | 333 37 16.9 -33.4 43 111 14935 330 24 12.0 -20.8 | 338 42 16.0 -38.9 44 105 15240 325 31 17.8 -25.4 | 333 49 21.8 -43.5 45 100 15580 345 25 6.5 -24.1 | 346 44 10.5 -42.3 46 96 15850 345 25 6.5 -24.1 | 346 44 10.5 -42.3 47 91 16154 335 22 9.3 -19.9 | 341 40 13.3 -38.0 48 87 16459 330 21 10.5 -18.2 | 338 39 14.5 -36.3 49 79 17069 325 18 10.3 -14.7 | 336 36 14.4 -32.8 50 72 17678 340 33 11.3 -31.0 | 343 51 15.3 -49.1 51 70 17850 350 33 5.7 -32.5 | 349 52 9.8 -50.6 52 69 17983 350 23 4.0 -22.7 | 349 42 8.0 -40.8 53 65 18288 360 31 -0.0 -31.0 | 355 49 4.0 -49.1 54 59 18898 325 30 17.2 -24.6 | 334 48 21.2 -42.7 55 51 19812 350 33 5.7 -32.5 | 349 52 9.8 -50.6 56 50 19960 330 36 18.0 -31.2 | 336 54 22.0 -49.3 57 46 20422 340 40 13.7 -37.6 | 342 58 17.7 -55.7 58 42 21031 355 33 2.9 -32.9 | 352 51 6.9 -51.0 59 40 21336 345 38 9.8 -36.7 | 346 57 13.9 -54.8 60 38 21641 340 36 12.3 -33.8 | 343 54 16.4 -51.9 61 34 22250 340 60 20.5 -56.4 | 342 78 24.6 -74.5 62 31 22860 360 55 -0.0 -55.0 | 357 73 4.0 -73.1 63 30 23110 350 42 7.3 -41.4 | 349 61 11.3 -59.5 64 28 23470 350 46 8.0 -45.3 | 349 65 12.0 -63.4 65 27 23774 360 47 -0.0 -47.0 | 356 65 4.0 -65.1 66 26 24079 355 39 3.4 -38.9 | 353 57 7.4 -57.0 67 23 24689 350 59 10.2 -58.1 | 349 78 14.3 -76.2 68 21 25298 360 44 -0.0 -44.0 | 356 62 4.0 -62.1 69 20 25600 350 69 12.0 -68.0 | 349 88 16.0 -86.1 70 18 26213 350 69 12.0 -68.0 | 349 88 16.0 -86.1 71 17 26518 360 64 -0.0 -64.0 | 357 82 4.0 -82.1 72 16 26822 355 53 4.6 -52.8 | 353 71 8.7 -70.9 73 15 27432 350 57 9.9 -56.1 | 349 76 13.9 -74.2 74 13 28042 355 57 5.0 -56.8 | 353 75 9.0 -74.9 75 13 28346 5 76 -6.6 -75.7 | 2 94 -2.6 -93.8 76 12 28956 345 70 18.1 -67.6 | 346 89 22.2 -85.7 77 10 29566 345 60 15.5 -58.0 | 346 79 19.6 -76.1 78 10 29820 350 90 15.6 -88.6 | 350 109 19.7 -106.7 79 8 30175 350 90 15.6 -88.6 | 350 109 19.7 -106.7 Wind Parameters Mean winds (0-6000m): 137.4 at 24.7 knts Storm direction: 167.4 at 18.5 knts Shear (0-3000m) pos: 4.2 neg: 1.7 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 75.2 deg Storm rel helicity (0-3000m) pos: 151.7 neg: -60.8 tot: 90.9 m^2/s^2 ave: 30.3 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 13.1 stream: 3.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.41 Bulk Shear: 92.49 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 57 14 17 27| 8.6 0.0 8.6| 55.5 0.0 55.5 110.9 0.58| 13.1 7.6 1000 58 16 20 28| 4.9 0.0 4.9| 84.2 -35.3 48.8 48.8 0.23| 14.8 3.4 1500 63 14 19 26| 3.4 0.0 3.4| 90.6 -42.7 47.9 31.9 0.16| 13.8 2.2 2000 70 14 22 25| 4.7 0.0 4.7|131.9 -52.6 79.3 39.7 0.20| 14.3 2.8 2500 79 14 25 23| 5.0 0.0 5.0|137.3 -60.7 76.5 30.6 0.16| 13.2 2.2 3000 93 15 31 20| 4.2 1.7 5.8|151.7 -60.8 90.9 30.3 0.23| 13.1 3.0 4000 113 17 46 16| 3.9 1.3 5.1|165.4 -60.8 104.7 26.2 0.25| 11.9 2.9 5000 130 20 66 13| 3.8 2.4 6.2|189.9 -97.7 92.2 18.4 0.21| 12.3 2.6 6000 137 25 90 13| 3.2 2.5 5.7|199.3-118.5 80.8 13.5 0.18| 11.3 2.0 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251211.12.gif