UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011312.upa.cvt Date: 1200Z 13 JAN 26 Searching for CYBK... Searching the city database file for: CYBK ... Date:1200Z 13 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 1008 51 -23.5 -26.1 79 2.6 -23.8 345 26 249.1 249.2 248.9 250.3 0.45 1 1000 111 -23.9 -26.9 76 3.0 -24.2 345 26 249.2 249.3 249.0 250.4 0.42 2 998 126 -23.9 -26.8 77 2.9 -24.2 345 26 249.4 249.5 249.1 250.5 0.43 3 992 170 -23.5 -25.4 84 1.9 -23.7 347 28 250.2 250.3 250.0 251.5 0.49 4 991 177 -21.3 -22.9 87 1.6 -21.5 347 28 252.5 252.6 252.3 254.1 0.61 5 983 237 -18.7 -20.7 84 2.0 -19.0 348 29 255.7 255.8 255.2 257.7 0.75 6 946 524 -15.9 -18.9 78 3.0 -16.4 12 20 261.4 261.5 260.1 263.9 0.91 7 925 693 -16.9 -19.2 82 2.3 -17.3 25 17 262.0 262.2 260.6 264.5 0.90 8 915 775 -16.9 -19.6 80 2.7 -17.4 18 18 262.8 263.0 261.2 265.3 0.88 9 850 1323 -21.1 -21.6 96 0.5 -21.2 355 13 264.0 264.2 261.9 266.3 0.80 10 822 1570 -22.5 -23.0 96 0.5 -22.6 331 18 265.1 265.2 262.6 267.2 0.73 11 803 1742 -20.9 -22.5 87 1.6 -21.1 334 20 268.6 268.7 265.2 270.8 0.78 12 763 2119 -22.1 -25.3 75 3.2 -22.5 335 25 271.2 271.3 266.8 273.1 0.64 13 739 2353 -22.5 -32.5 40 10.0 -23.6 328 22 273.3 273.4 267.5 274.3 0.34 14 724 2504 -23.1 -33.1 40 10.0 -24.2 325 21 274.2 274.3 268.2 275.2 0.32 15 713 2616 -23.9 -34.9 36 11.0 -25.0 325 21 274.6 274.6 268.3 275.4 0.28 16 707 2678 -24.3 -31.3 52 7.0 -25.1 325 21 274.8 274.9 268.7 276.0 0.40 17 700 2750 -24.7 -34.7 39 10.0 -25.7 320 20 275.1 275.2 268.7 276.0 0.29 18 680 2960 -26.3 -37.3 35 11.0 -27.3 323 19 275.6 275.7 268.9 276.3 0.23 19 647 3318 -29.1 -39.1 37 10.0 -29.9 329 21 276.4 276.4 269.3 277.0 0.20 20 643 3363 -28.5 -41.5 28 13.0 -29.5 330 21 277.6 277.6 269.9 278.1 0.16 21 635 3453 -28.7 -44.7 20 16.0 -29.7 331 22 278.4 278.4 270.4 278.7 0.11 22 627 3543 -28.7 -43.7 22 15.0 -29.7 333 24 279.4 279.4 271.0 279.8 0.13 23 615 3682 -29.9 -32.5 78 2.6 -30.2 335 25 279.5 279.6 271.6 280.8 0.41 24 609 3751 -30.7 -32.9 81 2.2 -30.9 336 25 279.4 279.5 271.5 280.6 0.39 25 606 3787 -30.9 -33.1 81 2.2 -31.1 337 25 279.6 279.6 271.6 280.8 0.39 26 605 3798 -30.9 -33.7 76 2.8 -31.2 337 25 279.7 279.8 271.6 280.8 0.37 27 603 3822 -30.5 -39.5 41 9.0 -31.2 337 25 280.4 280.5 271.8 281.1 0.21 28 600 3857 -30.5 -46.5 19 16.0 -31.4 338 25 280.8 280.8 271.8 281.1 0.10 29 596 3905 -30.7 -42.7 30 12.0 -31.5 339 25 281.1 281.2 272.1 281.6 0.15 30 571 4208 -33.1 -43.1 36 10.0 -33.7 329 25 281.8 281.8 272.5 282.3 0.15 31 564 4295 -33.7 -38.7 61 5.0 -34.1 325 25 282.1 282.1 272.8 282.8 0.24 32 552 4445 -35.1 -38.7 70 3.6 -35.4 329 28 282.1 282.2 272.8 282.9 0.24 33 540 4598 -35.9 -47.9 28 12.0 -36.5 333 31 283.0 283.0 273.1 283.3 0.09 34 500 5130 -38.9 -48.9 34 10.0 -39.3 350 42 285.6 285.6 274.5 285.9 0.09 35 497 5171 -39.1 -48.1 38 9.0 -39.5 350 45 285.9 285.9 274.6 286.2 0.10 36 494 5213 -39.3 -55.3 17 16.0 -39.8 350 46 286.1 286.1 274.7 286.3 0.04 37 490 5269 -39.7 -49.7 34 10.0 -40.1 350 46 286.3 286.3 274.9 286.6 0.08 38 400 6630 -48.9 -56.9 39 8.0 -49.1 350 50 291.4 291.4 277.4 291.6 0.04 39 389 6813 -50.1 -57.1 43 7.0 -50.3 351 52 292.2 292.2 277.8 292.4 0.04 40 349 7516 -53.3 -65.3 22 12.0 -53.5 355 62 297.1 297.1 280.1 297.1 0.02 41 319 8094 -53.5 -70.5 11 17.0 -53.7 350 59 304.5 304.5 283.2 304.6 0.01 42 300 8490 -52.3 -73.3 6 21.0 -52.5 345 56 311.6 311.6 285.9 311.7 0.01 43 250 9670 -50.9 -79.9 2 29.0 -51.2 340 53 330.4 330.4 291.8 330.4 0.00 44 233 10127 -50.1 -81.1 1 31.0 -50.5 336 52 338.3 338.3 293.9 338.3 0.00 45 217 10588 -50.9 -81.9 1 31.0 -51.3 339 51 344.0 344.0 295.3 344.1 0.00 46 200 11120 -48.5 -82.5 1 34.0 -49.1 340 53 356.0 356.0 297.9 356.0 0.00 47 197 11219 -48.3 -83.3 1 35.0 -48.9 340 52 357.8 357.8 298.2 357.8 0.00 48 184 11666 -50.1 -84.1 1 34.0 -50.6 339 49 362.0 362.0 299.1 362.0 0.00 49 182 11738 -49.7 -83.7 1 34.0 -50.3 339 50 363.7 363.7 299.4 363.8 0.00 50 150 13000 -50.3 -85.3 1 35.0 -50.9 330 56 383.4 383.4 302.8 383.4 0.00 51 122 14342 -51.9 -85.9 1 34.0 -52.5 333 65 403.8 403.8 305.7 403.8 0.00 52 107 15186 -54.0 -87.1 1 33.1 -54.6 335 70 415.3 415.3 307.2 415.3 0.00 53 105 15307 -54.3 -87.3 1 33.0 -54.9 335 70 417.0 417.0 307.3 417.0 0.00 54 100 15620 -53.9 -86.9 1 33.0 -54.5 340 61 423.6 423.6 308.2 423.6 0.00 55 94 16017 -54.9 -87.9 1 33.0 -55.5 340 63 429.2 429.2 308.7 429.2 0.00 56 88 16440 -53.5 -87.5 1 34.0 -54.2 340 68 440.2 440.2 309.9 440.2 0.00 57 74 17547 -57.1 -89.1 1 32.0 -57.6 340 80 454.9 454.9 311.3 454.9 0.00 58 70 17900 -55.3 -88.3 1 33.0 -56.1 340 84 466.1 466.1 312.3 466.1 0.00 59 55 19447 -51.9 -87.9 1 36.0 -53.2 345 90 507.2 507.2 315.5 507.2 0.00 60 50 20060 -54.5 -88.5 1 34.0 -55.6 345 88 515.0 515.0 316.0 515.1 0.00 61 34 22503 -60.5 -91.5 1 31.0 -61.3 345 91 559.3 559.3 318.6 559.3 0.00 62 30 23290 -57.3 -90.3 1 33.0 -58.6 345 98 588.4 588.4 320.0 588.5 0.00 63 21 25510 -64.1 -93.1 1 29.0 -64.9 349 100 631.1 631.1 321.9 631.1 0.00 64 20 25810 -62.7 -92.7 1 30.0 -63.7 350 102 644.2 644.3 322.4 644.3 0.00 65 18 26464 -59.9 -91.9 1 32.0 -61.4 352 108 672.8 672.8 323.5 672.8 0.00 66 10 30090 -65.3 -94.3 1 29.0 -66.6 355 131 775.8 775.8 326.6 775.8 0.01 67 8.5 31083 -63.9 -93.9 1 30.0 -65.7 818.2 818.2 327.7 818.2 0.01 68 7.5 31862 -57.1 -91.1 1 34.0 -60.9 875.6 875.6 329.0 875.7 0.01 69 5.3 34053 -58.3 -92.3 1 34.0 -62.6 961.6 961.6 330.5 961.7 0.01 TRP 349 7516 -53.3 -65.3 22 12.0 -53.5 355 62 297.1 297.1 280.1 297.1 0.02 WND 107 15186 -54.0 -87.1 1 33.1 -54.6 335 70 415.3 415.3 307.2 415.3 0.00 Sounding variables and indices 1000-500 mb thick: 5019.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 58.62 % Est. max temperature: -8.65 C = 16.42 F Sfc-Lift cond lev (LCL): 965.31 mb = 373.07 m = 1223.96 ft T: -17.37 C 700-500 lapse rate: 5.97 C/km Conv cond level (CCL): 1000.00 mb = 111.00 m = 364.17 ft Mean mixing ratio: 0.78 g/kg Conv temperature: -19.41 C = -2.95 F Cap Strength: 19.16 C Lifted Index: 20.85 C Risk: None Lifted Index @300 mb: 36.39 C Lifted Index @700 mb: 13.95 C Showalter Index: 15.98 C Risk: None Total Totals Index: 35.10 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 17.30 C K Index: -13.80 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 4.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.89 J/kg Max Up Vert Vel: 10.19 m/s Conv Inhibition (B-): 75554.62 J/kg Cap Strength: 20.78 C Lift Cond Lev (LCL): 922.13 mb = 716.30 m = 2350.05 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 1008 51 345 26 6.7 -25.1 | 296 12 10.7 -5.3 1 1000 111 345 26 6.7 -25.1 | 296 12 10.7 -5.3 2 974 305 350 31 5.4 -30.5 | 319 14 9.4 -10.7 3 935 610 20 16 -5.5 -15.0 | 163 5 -1.5 4.8 4 925 693 25 17 -7.2 -15.4 | 144 5 -3.2 4.4 5 898 914 5 19 -1.7 -18.9 | 249 3 2.4 0.9 6 862 1219 355 13 1.1 -13.0 | 217 9 5.1 6.9 7 850 1323 355 13 1.1 -13.0 | 217 9 5.1 6.9 8 827 1524 330 17 8.5 -14.7 | 248 14 12.5 5.1 9 793 1829 335 21 8.9 -19.0 | 266 13 12.9 0.8 10 761 2134 335 25 10.6 -22.7 | 281 15 14.6 -2.8 11 730 2438 325 21 12.0 -17.2 | 261 16 16.1 2.6 12 701 2743 325 21 12.0 -17.2 | 261 16 16.1 2.6 13 700 2750 320 20 12.9 -15.3 | 255 17 16.9 4.5 14 671 3048 325 18 10.3 -14.7 | 250 15 14.3 5.1 15 616 3658 335 25 10.6 -22.7 | 281 15 14.6 -2.8 16 590 3962 340 25 8.6 -23.5 | 286 13 12.6 -3.6 17 565 4267 325 25 14.3 -20.5 | 272 18 18.4 -0.6 18 518 4877 340 36 12.3 -33.8 | 311 21 16.3 -14.0 19 500 5130 350 42 7.3 -41.4 | 332 24 11.3 -21.5 20 496 5182 350 46 8.0 -45.3 | 335 28 12.0 -25.5 21 433 6096 345 47 12.2 -45.4 | 328 30 16.2 -25.6 22 400 6630 350 50 8.7 -49.2 | 337 32 12.7 -29.4 23 349 7516 355 62 5.4 -61.8 | 347 43 9.4 -41.9 24 343 7620 355 62 5.4 -61.8 | 347 43 9.4 -41.9 25 300 8490 345 56 14.5 -54.1 | 332 39 18.5 -34.2 26 271 9144 345 54 14.0 -52.2 | 331 37 18.0 -32.3 27 250 9670 340 53 18.1 -49.8 | 324 37 22.1 -30.0 28 235 10058 335 52 22.0 -47.1 | 316 38 26.0 -27.3 29 214 10668 340 51 17.4 -47.9 | 323 35 21.5 -28.1 30 200 11120 340 53 18.1 -49.8 | 324 37 22.1 -30.0 31 186 11582 340 49 16.8 -46.0 | 322 33 20.8 -26.2 32 150 13000 330 56 28.0 -48.5 | 312 43 32.0 -28.6 33 107 15186 335 70 29.6 -63.4 | 322 55 33.6 -43.6 34 106 15240 335 70 29.6 -63.4 | 322 55 33.6 -43.6 35 101 15545 335 70 29.6 -63.4 | 322 55 33.6 -43.6 36 100 15620 340 61 20.9 -57.3 | 326 45 24.9 -37.5 37 96 15850 340 61 20.9 -57.3 | 326 45 24.9 -37.5 38 70 17900 340 84 28.7 -78.9 | 331 68 32.7 -59.1 39 60 18898 345 92 23.8 -88.9 | 338 74 27.8 -69.0 40 50 20060 345 88 22.8 -85.0 | 338 70 26.8 -65.2 41 50 20117 345 83 21.5 -80.2 | 337 65 25.5 -60.3 42 41 21336 340 97 33.2 -91.2 | 332 80 37.2 -71.3 43 37 21946 345 103 26.7 -99.5 | 339 85 30.7 -79.6 44 35 22250 345 89 23.0 -86.0 | 338 71 27.0 -66.1 45 30 23290 345 98 25.4 -94.7 | 339 80 29.4 -74.8 46 26 24079 345 92 23.8 -88.9 | 338 74 27.8 -69.0 47 20 25810 350 102 17.7 -100.5 | 345 83 21.7 -80.6 48 15 27432 355 118 10.3 -117.6 | 352 99 14.3 -97.7 49 12 28956 360 105 -0.0 -105.0 | 357 85 4.0 -85.2 50 10 30090 355 131 11.4 -130.5 | 352 112 15.4 -110.7 Wind Parameters Mean winds (0-6000m): 341.4 at 27.0 knts Storm direction: 11.4 at 20.3 knts Shear (0-3000m) pos: 2.0 neg: 2.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -45.6 deg Storm rel helicity (0-3000m) pos: 64.0 neg: -38.0 tot: 26.0 m^2/s^2 ave: 8.7 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 0.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 14.27 Bulk Shear: 3.64 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 ------------------------------------------------------------------------------- 500 353 26 311 10| 13.6 0.0 13.6| 20.7 -0.2 20.5 40.9 -0.10| 24.2 -2.5 1000 0 22 299 5| 6.8 2.5 9.3| 23.2 -1.7 21.5 21.5 0.01| 18.5 0.2 1500 357 20 266 5| 4.5 4.7 9.2| 38.9 -4.0 34.9 23.3 0.10| 16.2 1.7 2000 351 20 268 7| 2.5 3.5 6.0| 61.8 -4.0 57.8 28.9 0.21| 13.9 2.9 2500 346 20 270 9| 2.0 3.5 5.5| 64.0 -25.2 38.8 15.5 0.11| 12.4 1.4 3000 342 20 267 10| 2.0 2.9 4.9| 64.0 -38.0 26.0 8.7 0.06| 11.2 0.7 4000 340 21 269 11| 1.6 2.2 3.8| 99.6 -41.9 57.7 14.4 0.16| 9.9 1.5 5000 339 23 277 12| 2.5 2.0 4.5|201.7 -52.9 148.8 29.8 0.28| 10.4 2.9 6000 341 27 294 14| 2.5 1.9 4.3|225.8 -77.3 148.5 24.7 0.26| 9.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20260113.12.gif