UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026012000.upa.cvt Date: 0000Z 20 JAN 26 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 20 JAN 26 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 -30.7 -33.8 74 3.1 -30.9 335 23 242.2 242.2 242.0 242.8 0.22 1 1000 83 -30.9 -34.2 73 3.3 -31.1 335 19 242.2 242.3 242.1 242.8 0.21 2 944 489 -33.5 -37.2 69 3.7 -33.7 349 36 243.6 243.7 243.2 244.1 0.17 3 937 542 -32.5 -35.6 74 3.1 -32.7 352 36 245.2 245.2 244.8 245.7 0.20 4 929 603 -26.5 -28.5 83 2.0 -26.7 355 37 251.9 252.0 251.2 253.0 0.39 5 925 634 -25.5 -28.1 79 2.6 -25.8 355 38 253.2 253.3 252.4 254.4 0.41 6 911 745 -24.3 -27.3 76 3.0 -24.6 355 38 255.6 255.6 254.5 256.8 0.45 7 883 972 -23.9 -29.9 58 6.0 -24.5 355 39 258.3 258.3 256.5 259.3 0.36 8 878 1014 -23.7 -27.7 70 4.0 -24.1 355 40 258.9 259.0 257.2 260.2 0.45 9 868 1097 -23.7 -27.0 74 3.3 -24.1 355 41 259.8 259.8 258.0 261.1 0.48 10 850 1250 -23.7 -28.0 68 4.3 -24.2 360 44 261.3 261.4 259.2 262.6 0.45 11 839 1345 -23.9 -28.0 69 4.1 -24.4 359 44 262.1 262.2 259.8 263.4 0.45 12 834 1389 -23.9 -35.9 32 12.0 -24.9 359 44 262.5 262.6 259.6 263.2 0.21 13 831 1415 -23.9 -30.9 52 7.0 -24.6 359 43 262.8 262.9 260.1 263.8 0.35 14 823 1486 -23.9 -29.9 58 6.0 -24.5 358 43 263.5 263.6 260.7 264.7 0.39 15 816 1548 -23.9 -31.9 48 8.0 -24.7 357 43 264.2 264.2 261.1 265.1 0.32 16 804 1656 -24.5 -30.5 57 6.0 -25.1 357 43 264.7 264.7 261.6 265.8 0.38 17 799 1702 -24.7 -34.7 39 10.0 -25.6 356 42 264.9 265.0 261.5 265.7 0.25 18 797 1720 -24.5 -30.5 57 6.0 -25.1 356 42 265.3 265.4 262.0 266.4 0.38 19 781 1867 -24.7 -26.1 88 1.4 -24.9 355 42 266.6 266.7 263.4 268.3 0.58 20 757 2094 -25.3 -28.9 72 3.6 -25.7 355 41 268.4 268.5 264.4 269.7 0.46 21 746 2200 -25.9 -30.5 65 4.6 -26.4 353 41 268.9 268.9 264.7 270.1 0.40 22 703 2628 -28.3 -32.8 65 4.5 -28.7 345 43 270.8 270.9 265.9 271.8 0.34 23 700 2659 -28.5 -32.6 68 4.1 -28.9 345 43 270.9 271.0 266.0 272.0 0.35 24 697 2690 -28.7 -32.5 70 3.8 -29.0 345 43 271.0 271.1 266.1 272.1 0.36 25 657 3111 -31.3 -37.3 55 6.0 -31.7 336 45 272.7 272.8 267.0 273.5 0.24 26 627 3441 -31.7 -45.7 24 14.0 -32.5 341 47 275.9 276.0 268.8 276.3 0.10 27 619 3532 -31.3 -49.3 15 18.0 -32.2 343 47 277.4 277.4 269.7 277.6 0.07 28 615 3578 -31.1 -47.1 19 16.0 -32.0 344 48 278.2 278.2 270.2 278.4 0.09 29 563 4203 -32.1 -53.1 11 21.0 -33.1 349 33 284.1 284.1 273.6 284.3 0.05 30 500 5030 -38.3 -59.3 9 21.0 -38.9 350 11 286.3 286.3 274.8 286.4 0.03 31 493 5127 -39.1 -60.1 9 21.0 -39.7 349 12 286.5 286.5 274.9 286.6 0.02 32 445 5824 -42.3 -60.3 12 18.0 -42.8 332 11 291.0 291.0 277.2 291.1 0.03 33 443 5854 -41.5 -59.5 13 18.0 -42.0 335 10 292.4 292.4 277.9 292.5 0.03 34 400 6540 -45.9 -58.9 22 13.0 -46.2 35 6 295.3 295.3 279.3 295.5 0.03 35 373 6999 -49.9 -57.9 38 8.0 -50.1 3 10 296.0 296.0 279.6 296.1 0.04 36 353 7356 -51.3 -59.3 38 8.0 -51.4 343 13 298.8 298.8 280.8 298.9 0.04 37 300 8400 -55.1 -63.1 36 8.0 -55.2 355 24 307.7 307.7 284.5 307.8 0.03 38 299 8421 -55.3 -63.3 36 8.0 -55.4 355 24 307.7 307.7 284.5 307.8 0.03 39 289 8639 -56.5 -66.5 27 10.0 -56.6 360 27 309.0 309.0 284.9 309.1 0.02 40 256 9417 -53.3 -75.3 5 22.0 -53.5 360 33 324.6 324.6 290.2 324.6 0.01 41 250 9570 -53.7 -75.7 5 22.0 -53.9 360 33 326.2 326.2 290.6 326.3 0.01 42 213 10589 -55.9 -80.9 3 25.0 -56.1 360 41 338.1 338.1 293.9 338.1 0.00 43 202 10926 -53.3 -82.3 2 29.0 -53.7 356 48 347.4 347.4 296.1 347.4 0.00 44 200 10990 -53.7 -82.7 2 29.0 -54.0 355 49 347.7 347.7 296.1 347.7 0.00 45 193 11219 -54.1 -83.1 2 29.0 -54.4 359 50 350.7 350.7 296.8 350.7 0.00 46 181 11633 -52.9 -83.9 1 31.0 -53.3 358 46 359.1 359.1 298.5 359.1 0.00 47 150 12840 -55.5 -84.5 2 29.0 -55.8 5 45 374.5 374.5 301.4 374.5 0.00 48 145 13056 -55.9 -84.9 1 29.0 -56.2 353 51 377.4 377.4 301.8 377.4 0.00 49 139 13325 -53.9 -84.9 1 31.0 -54.4 354 53 385.5 385.5 303.1 385.5 0.00 50 121 14211 -55.9 -85.9 1 30.0 -56.3 3 59 397.5 397.5 304.9 397.5 0.00 51 119 14317 -54.3 -85.3 1 31.0 -54.8 2 59 402.3 402.3 305.5 402.3 0.00 52 107 14997 -54.9 -85.9 1 31.0 -55.4 356 65 413.6 413.6 306.9 413.6 0.00 53 105 15117 -54.5 -85.8 1 31.3 -55.1 355 66 416.6 416.6 307.3 416.6 0.00 54 101 15366 -53.7 -85.7 1 32.0 -54.3 2 64 422.8 422.8 308.0 422.8 0.00 55 100 15430 -53.9 -85.9 1 32.0 -54.5 5 64 423.6 423.6 308.2 423.6 0.00 56 88 16248 -55.5 -86.5 1 31.0 -56.1 0 64 436.2 436.2 309.5 436.2 0.00 57 76 17194 -50.1 -85.1 1 35.0 -51.3 356 67 466.1 466.1 312.3 466.1 0.00 58 70 17730 -50.7 -85.7 1 35.0 -51.9 360 76 475.9 475.9 313.1 475.9 0.00 59 54 19418 -49.3 -85.3 1 36.0 -51.0 357 88 515.8 515.8 316.0 515.8 0.01 60 50 19920 -50.1 -85.1 1 35.0 -51.8 360 82 525.4 525.4 316.6 525.4 0.01 61 47 20323 -51.1 -86.1 1 35.0 -52.7 357 81 532.4 532.4 317.1 532.4 0.01 62 42 21058 -48.7 -85.7 1 37.0 -51.0 352 85 555.7 555.7 318.4 555.8 0.01 63 30 23260 -50.7 -86.7 1 36.0 -53.1 350 72 606.4 606.4 320.9 606.5 0.01 64 20 25880 -53.7 -87.7 1 34.0 -56.2 355 69 671.8 671.8 323.5 671.9 0.01 65 15 27725 -54.7 -88.7 1 34.0 -57.5 336 72 726.1 726.1 325.3 726.2 0.01 66 12 29134 -60.3 -90.3 1 30.0 -62.3 346 71 754.1 754.1 326.0 754.2 0.01 67 10 30280 -56.9 -88.9 1 32.0 -60.0 335 84 807.2 807.2 327.4 807.3 0.01 68 9.1 30877 -57.3 -89.3 1 32.0 -60.5 827.7 827.7 327.9 827.8 0.01 69 8.6 31237 -54.3 -88.3 1 34.0 -58.6 852.9 852.9 328.5 853.0 0.02 70 6.5 32997 -62.7 -91.7 1 29.0 -65.1 888.5 888.5 329.2 888.6 0.01 71 6.4 33093 -61.1 -91.1 1 30.0 -64.0 899.2 899.2 329.4 899.4 0.01 72 6.3 33192 -55.7 -89.7 1 34.0 -60.4 926.3 926.3 329.9 926.5 0.02 73 4.7 35019 -64.7 -93.7 1 29.0 -67.2 965.6 965.6 330.6 965.7 0.01 TRP 289 8639 -56.5 -66.5 27 10.0 -56.6 360 27 309.0 309.0 284.9 309.1 0.02 WND 105 15117 -54.5 -85.8 1 31.3 -55.1 355 66 416.6 416.6 307.3 416.6 0.00 Sounding variables and indices 1000-500 mb thick: 4947.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 47.69 % Est. max temperature: -11.88 C = 10.61 F Sfc-Lift cond lev (LCL): 952.54 mb = 425.87 m = 1397.19 ft T: -33.09 C 700-500 lapse rate: 4.13 C/km ThetaE index: 0.21 C Layer 834.0- 831.0 mb Conv cond level (CCL): 966.75 mb = 321.43 m = 1054.56 ft Mean mixing ratio: 0.26 g/kg Conv temperature: -29.81 C = -21.66 F Cap Strength: 31.34 C Lifted Index: 32.11 C Risk: None Lifted Index @300 mb: 42.85 C Lifted Index @700 mb: 21.58 C Showalter Index: 19.57 C Risk: None Total Totals Index: 24.90 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 10.30 C K Index: -17.50 Risk: None Sweat Index: 99.00 Risk: None Energy Index: 5.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 68.17 J/kg Max Up Vert Vel: 11.68 m/s Conv Inhibition (B-): 82495.02 J/kg Cap Strength: 32.11 C Lift Cond Lev (LCL): 912.84 mb = 730.08 m = 2395.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 19 at 24 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 51 335 23 9.7 -20.8 | 263 18 17.5 2.1 1 1000 83 335 19 8.0 -17.2 | 250 17 15.8 5.8 2 969 305 340 34 11.6 -31.9 | 295 21 19.4 -9.0 3 928 610 355 37 3.2 -36.9 | 322 18 11.0 -13.9 4 925 634 355 38 3.3 -37.9 | 323 19 11.0 -14.9 5 890 914 355 38 3.3 -37.9 | 323 19 11.0 -14.9 6 854 1219 355 43 3.7 -42.8 | 330 23 11.5 -19.9 7 850 1250 360 44 -0.0 -44.0 | 340 22 7.7 -21.0 8 785 1829 355 42 3.7 -41.8 | 329 22 11.4 -18.9 9 753 2134 355 41 3.6 -40.8 | 328 21 11.3 -17.9 10 722 2438 345 40 10.4 -38.6 | 311 24 18.1 -15.7 11 700 2659 345 43 11.1 -41.5 | 315 26 18.9 -18.6 12 692 2743 345 43 11.1 -41.5 | 315 26 18.9 -18.6 13 662 3048 335 45 19.0 -40.8 | 304 32 26.8 -17.8 14 608 3658 345 48 12.4 -46.4 | 319 31 20.2 -23.4 15 557 4267 350 31 5.4 -30.5 | 300 15 13.1 -7.6 16 534 4572 5 14 -1.2 -13.9 | 216 11 6.5 9.0 17 511 4877 5 11 -1.0 -11.0 | 209 14 6.8 12.0 18 500 5030 350 11 1.9 -10.8 | 218 16 9.6 12.1 19 467 5486 345 14 3.6 -13.5 | 230 15 11.4 9.5 20 447 5791 330 11 5.5 -9.5 | 225 19 13.2 13.5 21 427 6096 355 6 0.5 -6.0 | 206 19 8.3 17.0 22 408 6401 360 10 -0.0 -10.0 | 211 15 7.7 13.0 23 400 6540 35 6 -3.4 -4.9 | 193 19 4.3 18.1 24 355 7315 340 13 4.4 -12.2 | 229 16 12.2 10.8 25 338 7620 10 16 -2.8 -15.8 | 214 9 5.0 7.2 26 300 8400 355 24 2.1 -23.9 | 275 10 9.8 -0.9 27 289 8639 360 27 -0.0 -27.0 | 297 9 7.7 -4.0 28 280 8839 350 31 5.4 -30.5 | 300 15 13.1 -7.6 29 267 9144 360 32 -0.0 -32.0 | 319 12 7.7 -9.0 30 250 9570 360 33 -0.0 -33.0 | 322 13 7.7 -10.0 31 210 10668 360 42 -0.0 -42.0 | 338 21 7.7 -19.0 32 200 10990 355 49 4.3 -48.8 | 335 28 12.0 -25.8 33 191 11278 360 50 -0.0 -50.0 | 344 28 7.7 -27.0 34 166 12192 355 40 3.5 -39.8 | 326 20 11.2 -16.9 35 151 12802 10 46 -8.0 -45.3 | 1 22 -0.3 -22.3 36 150 12840 5 45 -3.9 -44.8 | 350 22 3.8 -21.9 37 144 13106 350 52 9.0 -51.2 | 329 33 16.8 -28.2 38 125 14021 5 57 -5.0 -56.8 | 355 34 2.8 -33.8 39 105 15117 355 66 5.8 -65.7 | 342 45 13.5 -42.8 40 103 15240 355 65 5.7 -64.8 | 342 44 13.4 -41.8 41 100 15430 5 64 -5.6 -63.8 | 357 41 2.2 -40.8 42 98 15545 5 64 -5.6 -63.8 | 357 41 2.2 -40.8 43 78 17069 355 65 5.7 -64.8 | 342 44 13.4 -41.8 44 70 17730 360 76 -0.0 -76.0 | 352 54 7.7 -53.0 45 67 17983 5 75 -6.5 -74.7 | 359 52 1.2 -51.7 46 61 18593 360 76 -0.0 -76.0 | 352 54 7.7 -53.0 47 56 19202 355 91 7.9 -90.7 | 347 69 15.7 -67.7 48 50 19920 360 82 -0.0 -82.0 | 353 60 7.7 -59.0 49 44 20726 355 81 7.1 -80.7 | 346 60 14.8 -57.7 50 40 21336 350 89 15.5 -87.6 | 340 69 23.2 -64.7 51 37 21946 355 98 8.5 -97.6 | 348 76 16.3 -74.7 52 33 22555 360 85 -0.0 -85.0 | 353 63 7.7 -62.0 53 30 23260 350 72 12.5 -70.9 | 337 52 20.2 -47.9 54 29 23470 345 76 19.7 -73.4 | 331 57 27.4 -50.4 55 24 24689 355 59 5.1 -58.8 | 340 38 12.9 -35.8 56 21 25603 355 78 6.8 -77.7 | 345 57 14.5 -54.7 57 20 25880 355 69 6.0 -68.7 | 343 48 13.7 -45.8 58 16 27127 340 64 21.9 -60.1 | 321 48 29.6 -37.2 59 16 27432 340 70 23.9 -65.8 | 323 53 31.7 -42.8 60 15 27737 335 72 30.4 -65.3 | 318 57 38.2 -42.3 61 14 28346 350 80 13.9 -78.8 | 339 60 21.6 -55.8 62 12 29261 345 69 17.9 -66.6 | 330 51 25.6 -43.7 63 10 30280 335 84 35.5 -76.1 | 321 69 43.2 -53.2 Wind Parameters Mean winds (0-6000m): 348.6 at 32.3 knts Storm direction: 18.6 at 24.2 knts Shear (0-3000m) pos: 4.0 neg: 2.9 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 40.7 deg Storm rel helicity (0-3000m) pos: 144.0 neg: -108.1 tot: 35.8 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 1.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 37.18 Bulk Shear: 1.83 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 ------------------------------------------------------------------------------- 500 343 30 290 18| 16.4 0.0 16.4| 87.6 0.0 87.6 175.2 0.94| 19.2 18.1 1000 349 34 307 18| 10.4 0.0 10.4|105.2 0.0 105.2 105.2 0.90| 12.0 10.9 1500 352 37 318 19| 8.0 0.0 8.0|134.3 -13.0 121.3 80.9 0.76| 10.8 8.2 2000 353 38 321 19| 6.0 0.6 6.6|134.3 -26.7 107.6 53.8 0.63| 8.8 5.6 2500 353 39 321 20| 4.8 1.9 6.7|139.2 -65.9 73.2 29.3 0.37| 8.8 3.2 3000 351 40 319 21| 4.0 2.9 7.0|144.0-108.1 35.8 11.9 0.21| 9.0 1.9 4000 348 41 317 23| 3.3 2.2 5.5|214.1-130.7 83.4 20.8 0.22| 9.3 2.0 5000 349 37 312 20| 2.9 2.2 5.0|222.9-188.2 34.7 6.9 -0.01| 10.5 -0.1 6000 349 32 302 17| 2.8 1.9 4.7|233.7-219.9 13.8 2.3 -0.05| 9.8 -0.4 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20260120.00.gif