UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 2 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 1001 51 -29.7 -32.7 75 3.0 -29.9 320 11 243.4 243.4 243.2 244.0 0.24 1 1000 57 -29.9 -32.6 77 2.7 -30.1 320 9 243.2 243.3 243.1 243.9 0.25 2 999 64 -29.9 -32.9 75 3.0 -30.1 320 9 243.3 243.4 243.1 244.0 0.24 3 991 122 -27.9 -31.0 75 3.1 -28.1 323 12 245.9 245.9 245.6 246.7 0.29 4 968 290 -27.5 -30.5 76 3.0 -27.8 329 18 247.9 248.0 247.5 248.8 0.31 5 961 343 -27.7 -30.7 75 3.0 -27.9 331 19 248.3 248.3 247.8 249.1 0.31 6 925 616 -29.3 -30.9 86 1.6 -29.4 335 19 249.3 249.4 248.8 250.2 0.31 7 913 709 -29.7 -30.8 90 1.1 -29.8 332 20 249.9 249.9 249.3 250.8 0.32 8 896 844 -27.5 -27.9 96 0.4 -27.5 327 22 253.5 253.6 252.7 254.7 0.43 9 880 974 -24.3 -26.8 80 2.5 -24.6 326 23 258.1 258.2 256.6 259.5 0.48 10 866 1091 -22.9 -31.9 44 9.0 -23.8 328 22 260.8 260.8 258.4 261.6 0.30 11 850 1228 -23.1 -31.1 48 8.0 -23.9 330 22 261.9 262.0 259.4 262.9 0.34 12 847 1254 -23.1 -30.1 53 7.0 -23.8 330 22 262.2 262.3 259.7 263.3 0.37 13 812 1562 -23.9 -34.9 36 11.0 -24.9 324 22 264.5 264.6 261.2 265.3 0.24 14 790 1762 -25.1 -35.1 39 10.0 -26.0 321 22 265.3 265.4 261.8 266.1 0.24 15 780 1855 -25.7 -29.1 73 3.4 -26.1 321 22 265.7 265.7 262.4 267.0 0.44 16 775 1901 -25.9 -30.5 65 4.6 -26.3 323 22 265.9 266.0 262.6 267.1 0.39 17 762 2024 -26.7 -29.6 76 2.9 -27.0 329 21 266.4 266.4 262.9 267.6 0.43 18 700 2631 -30.7 -34.8 67 4.1 -31.0 325 17 268.5 268.5 264.1 269.3 0.28 19 695 2682 -31.1 -35.4 66 4.3 -31.4 323 17 268.6 268.6 264.2 269.4 0.27 20 675 2888 -32.9 -34.7 84 1.8 -33.0 320 17 268.8 268.9 264.4 269.7 0.30 21 669 2951 -33.3 -36.9 70 3.6 -33.6 320 17 269.1 269.1 264.5 269.8 0.24 22 637 3294 -35.3 -39.8 63 4.5 -35.5 320 17 270.6 270.6 265.4 271.2 0.19 23 564 4131 -41.7 -47.7 52 6.0 -41.9 326 18 272.6 272.7 266.7 272.9 0.09 24 555 4240 -42.3 -45.5 71 3.2 -42.4 325 19 273.2 273.2 267.1 273.6 0.12 25 551 4289 -42.7 -47.5 59 4.8 -42.9 325 19 273.3 273.3 267.1 273.6 0.10 26 548 4326 -43.1 -45.2 80 2.1 -43.2 324 19 273.2 273.3 267.1 273.6 0.12 27 543 4388 -43.1 -47.3 63 4.2 -43.2 323 19 273.9 274.0 267.5 274.3 0.10 28 530 4551 -44.1 -48.5 62 4.4 -44.2 321 20 274.7 274.7 268.0 274.9 0.09 29 514 4756 -45.5 -51.5 51 6.0 -45.7 326 23 275.4 275.4 268.4 275.6 0.06 30 500 4940 -46.7 -51.7 57 5.0 -46.8 335 24 276.1 276.1 268.8 276.3 0.06 31 482 5182 -48.3 -51.9 66 3.6 -48.4 345 25 277.0 277.1 269.4 277.3 0.07 32 462 5461 -49.3 -57.3 39 8.0 -49.4 334 26 279.2 279.2 270.7 279.3 0.04 33 453 5590 -49.9 -55.9 49 6.0 -50.0 328 26 280.0 280.0 271.2 280.1 0.04 34 447 5677 -50.3 -57.3 43 7.0 -50.4 325 27 280.6 280.6 271.5 280.7 0.04 35 445 5706 -50.1 -59.1 34 9.0 -50.3 324 27 281.2 281.2 271.9 281.3 0.03 36 434 5870 -50.7 -58.7 38 8.0 -50.8 319 28 282.4 282.4 272.6 282.5 0.03 37 430 5930 -51.1 -55.9 57 4.8 -51.2 318 29 282.7 282.7 272.8 282.8 0.05 38 421 6067 -51.3 -57.3 49 6.0 -51.4 315 31 284.1 284.1 273.6 284.3 0.04 39 400 6400 -51.3 -62.3 26 11.0 -51.5 325 32 288.3 288.3 275.8 288.4 0.02 40 393 6515 -50.7 -63.7 20 13.0 -50.9 326 32 290.6 290.6 277.0 290.6 0.02 41 387 6615 -50.3 -62.3 23 12.0 -50.5 327 32 292.4 292.4 277.9 292.4 0.02 42 330 7650 -52.1 -69.1 11 17.0 -52.3 335 31 303.5 303.5 282.8 303.6 0.01 43 300 8270 -49.7 -74.7 4 25.0 -50.0 335 36 315.3 315.3 287.2 315.3 0.01 44 292 8447 -49.1 -76.1 3 27.0 -49.5 335 37 318.6 318.6 288.3 318.6 0.00 45 288 8537 -49.5 -76.5 3 27.0 -49.8 335 38 319.3 319.3 288.5 319.3 0.00 46 283 8652 -47.7 -76.7 2 29.0 -48.1 335 38 323.5 323.5 289.8 323.5 0.00 47 250 9470 -46.9 -78.9 1 32.0 -47.4 335 42 336.3 336.3 293.4 336.4 0.00 48 244 9631 -45.9 -79.9 1 34.0 -46.5 334 42 340.2 340.2 294.4 340.2 0.00 49 233 9937 -47.1 -80.1 1 33.0 -47.7 331 42 342.9 342.9 295.0 342.9 0.00 50 200 10950 -46.1 -81.1 1 35.0 -46.9 340 41 359.8 359.8 298.7 359.8 0.00 51 172 11956 -44.7 -81.7 1 37.0 -45.7 332 43 377.9 377.9 301.9 378.0 0.00 52 156 12608 -45.9 -82.9 1 37.0 -46.9 341 40 386.6 386.6 303.3 386.6 0.00 53 150 12870 -44.5 -82.5 1 38.0 -45.6 330 41 393.4 393.4 304.3 393.4 0.00 54 133 13676 -42.5 -81.5 1 39.0 -44.0 336 45 410.7 410.7 306.6 410.7 0.00 55 122 14255 -44.3 -82.3 1 38.0 -45.7 337 46 417.7 417.7 307.4 417.7 0.00 56 112 14831 -41.1 -82.1 0 41.0 -43.1 331 43 434.0 434.0 309.3 434.0 0.00 57 104 15334 -40.5 -81.5 0 41.0 -42.8 349 34 444.5 444.5 310.3 444.5 0.01 58 100 15600 -41.3 -82.3 0 41.0 -43.5 345 33 447.9 447.9 310.7 447.9 0.00 59 84 16786 -40.5 -81.5 0 41.0 -43.2 353 30 472.5 472.5 312.8 472.5 0.01 60 70 18020 -43.7 -83.7 0 40.0 -46.0 330 18 490.9 490.9 314.3 490.9 0.01 61 64 18617 -46.1 -85.1 0 39.0 -48.1 343 19 498.4 498.4 314.8 498.4 0.00 62 50 20260 -44.3 -84.3 0 40.0 -47.2 345 28 539.1 539.1 317.5 539.1 0.01 63 43 21263 -47.7 -85.7 0 38.0 -50.1 8 18 554.5 554.5 318.3 554.5 0.01 64 34 22821 -45.3 -84.3 0 39.0 -48.8 355 34 599.3 599.3 320.6 599.4 0.01 65 30 23650 -48.3 -86.3 0 38.0 -51.3 350 44 613.0 613.0 321.2 613.0 0.01 66 29 23873 -48.7 -86.7 0 38.0 -51.7 350 45 617.8 617.8 321.4 617.9 0.01 67 25 24854 -46.5 -85.5 0 39.0 -50.5 344 43 650.9 651.0 322.7 651.0 0.01 68 20 26330 -48.3 -87.3 0 39.0 -52.3 350 54 688.3 688.3 324.0 688.4 0.01 69 16 27805 -44.1 -84.1 0 40.0 -50.4 357 60 747.4 747.4 325.8 747.6 0.02 70 10 30960 -41.9 -82.9 0 41.0 -51.2 360 86 863.1 863.2 328.7 863.5 0.04 71 9.9 31028 -41.9 -82.9 0 41.0 -51.2 865.6 865.6 328.7 866.0 0.04 72 7.6 32794 -48.3 -87.3 0 39.0 -55.5 907.8 907.8 329.6 908.0 0.03 73 6.1 34238 -49.7 -87.7 0 38.0 -57.1 960.7 960.7 330.5 961.0 0.03 74 6.0 34346 -49.5 -87.5 0 38.0 -57.1 360 107 966.2 966.2 330.6 966.5 0.03 75 5.6 34799 -48.5 -86.5 0 38.0 -56.9 989.7 989.8 331.0 990.2 0.04 TRP 421 6067 -51.3 -57.3 49 6.0 -51.4 315 31 284.1 284.1 273.6 284.3 0.04 WND 6.0 34346 -49.5 -87.5 0 38.0 -57.1 360 107 966.2 966.2 330.6 966.5 0.03 Sounding variables and indices 1000-500 mb thick: 4883.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 64.61 % Est. max temperature: -11.20 C = 11.83 F Sfc-Lift cond lev (LCL): 951.45 mb = 414.08 m = 1358.51 ft T: -28.12 C 700-500 lapse rate: 6.93 C/km ThetaE index: 0.12 C Layer 1000.0- 999.0 mb Conv cond level (CCL): 646.50 mb = 3190.68 m = 10467.97 ft Mean mixing ratio: 0.31 g/kg Conv temperature: -2.94 C = 26.71 F Cap Strength: 21.69 C Lifted Index: 22.13 C Risk: None Lifted Index @300 mb: 46.90 C Lifted Index @700 mb: 17.62 C Showalter Index: 10.88 C Risk: None Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 15.60 C K Index: -11.60 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 2.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.90 J/kg Max Up Vert Vel: 6.47 m/s Conv Inhibition (B-): 84283.31 J/kg Cap Strength: 21.99 C Lift Cond Lev (LCL): 914.51 mb = 697.38 m = 2287.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 357 at 15 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 1001 51 320 11 7.1 -8.4 | 223 9 6.3 6.8 1 1000 57 320 9 5.8 -6.9 | 211 10 5.0 8.4 2 966 305 330 19 9.5 -16.5 | 278 9 8.7 -1.2 3 926 610 335 19 8.0 -17.2 | 285 7 7.2 -2.0 4 925 616 335 19 8.0 -17.2 | 285 7 7.2 -2.0 5 888 914 325 23 13.2 -18.8 | 286 13 12.4 -3.6 6 851 1219 330 22 11.0 -19.1 | 290 11 10.2 -3.8 7 850 1228 330 22 11.0 -19.1 | 290 11 10.2 -3.8 8 782 1829 320 22 14.1 -16.9 | 277 13 13.3 -1.6 9 750 2134 335 20 8.5 -18.1 | 290 8 7.7 -2.9 10 719 2438 325 17 9.8 -13.9 | 261 9 9.0 1.3 11 700 2631 325 17 9.8 -13.9 | 261 9 9.0 1.3 12 689 2743 320 17 10.9 -13.0 | 258 10 10.1 2.2 13 630 3353 320 17 10.9 -13.0 | 258 10 10.1 2.2 14 603 3658 330 14 7.0 -12.1 | 243 7 6.2 3.1 15 552 4267 325 19 10.9 -15.6 | 272 10 10.1 -0.3 16 528 4572 320 20 12.9 -15.3 | 270 12 12.1 -0.1 17 505 4877 330 25 12.5 -21.7 | 299 13 11.7 -6.4 18 500 4940 335 24 10.1 -21.8 | 305 11 9.4 -6.5 19 482 5182 345 25 6.5 -24.1 | 327 11 5.7 -8.9 20 439 5791 320 27 17.4 -20.7 | 288 17 16.6 -5.4 21 421 6067 315 31 21.9 -21.9 | 287 22 21.1 -6.7 22 419 6096 320 29 18.6 -22.2 | 291 19 17.8 -6.9 23 400 6400 325 32 18.4 -26.2 | 302 21 17.6 -10.9 24 332 7620 335 31 13.1 -28.1 | 316 18 12.3 -12.8 25 300 8270 335 36 15.2 -32.6 | 320 23 14.4 -17.4 26 263 9144 335 41 17.3 -37.2 | 323 27 16.5 -21.9 27 250 9470 335 42 17.7 -38.1 | 323 28 17.0 -22.8 28 229 10058 330 42 21.0 -36.4 | 316 29 20.2 -21.1 29 219 10363 340 38 13.0 -35.7 | 329 24 12.2 -20.4 30 209 10668 330 39 19.5 -33.8 | 315 26 18.7 -18.5 31 200 10950 340 41 14.0 -38.5 | 330 27 13.2 -23.3 32 190 11278 340 40 13.7 -37.6 | 330 26 12.9 -22.3 33 174 11887 330 43 21.5 -37.2 | 317 30 20.7 -22.0 34 159 12497 345 40 10.4 -38.6 | 338 25 9.6 -23.4 35 150 12870 330 41 20.5 -35.5 | 316 28 19.7 -20.2 36 145 13106 330 41 20.5 -35.5 | 316 28 19.7 -20.2 37 126 14021 340 47 16.1 -44.2 | 332 33 15.3 -28.9 38 110 14935 330 43 21.5 -37.2 | 317 30 20.7 -22.0 39 105 15240 350 35 6.1 -34.5 | 345 20 5.3 -19.2 40 100 15600 345 33 8.5 -31.9 | 335 18 7.7 -16.6 41 96 15850 345 33 8.5 -31.9 | 335 18 7.7 -16.6 42 92 16154 340 39 13.3 -36.6 | 330 25 12.5 -21.4 43 84 16764 355 30 2.6 -29.9 | 353 15 1.8 -14.6 44 81 17069 330 25 12.5 -21.7 | 299 13 11.7 -6.4 45 77 17374 335 25 10.6 -22.7 | 307 12 9.8 -7.4 46 74 17678 355 22 1.9 -21.9 | 350 7 1.1 -6.6 47 70 17983 340 18 6.2 -16.9 | 287 6 5.4 -1.6 48 70 18020 330 18 9.0 -15.6 | 272 8 8.2 -0.3 49 67 18288 330 19 9.5 -16.5 | 278 9 8.7 -1.2 50 59 19202 5 20 -1.7 -19.9 | 29 5 -2.5 -4.7 51 56 19507 345 27 7.0 -26.1 | 330 12 6.2 -10.8 52 53 19812 350 35 6.1 -34.5 | 345 20 5.3 -19.2 53 51 20117 360 31 -0.0 -31.0 | 3 16 -0.8 -15.7 54 50 20260 345 28 7.2 -27.0 | 331 13 6.5 -11.8 55 49 20422 340 24 8.2 -22.6 | 314 10 7.4 -7.3 56 43 21336 10 18 -3.1 -17.7 | 58 5 -3.9 -2.5 57 41 21641 345 36 9.3 -34.8 | 336 21 8.5 -19.5 58 39 21946 345 26 6.7 -25.1 | 329 11 5.9 -9.8 59 34 22860 355 34 3.0 -33.9 | 353 19 2.2 -18.6 60 32 23165 330 35 17.5 -30.3 | 312 22 16.7 -15.0 61 31 23470 350 27 4.7 -26.6 | 341 12 3.9 -11.3 62 30 23650 350 44 7.6 -43.3 | 346 29 6.8 -28.1 63 28 24079 350 46 8.0 -45.3 | 347 31 7.2 -30.0 64 23 25298 340 41 14.0 -38.5 | 330 27 13.2 -23.3 65 21 25908 360 43 -0.0 -43.0 | 2 28 -0.8 -27.7 66 20 26213 340 47 16.1 -44.2 | 332 33 15.3 -28.9 67 20 26330 350 54 9.4 -53.2 | 347 39 8.6 -37.9 68 18 27127 350 64 11.1 -63.0 | 348 49 10.3 -47.8 69 17 27432 355 58 5.1 -57.8 | 354 43 4.3 -42.5 70 14 28651 360 65 -0.0 -65.0 | 1 50 -0.8 -49.7 71 13 28956 350 63 10.9 -62.0 | 348 48 10.1 -46.8 72 12 29566 355 86 7.5 -85.7 | 355 71 6.7 -70.4 73 10 30960 360 86 -0.0 -86.0 | 1 71 -0.8 -70.7 Wind Parameters Mean winds (0-6000m): 327.0 at 20.4 knts Storm direction: 357.0 at 15.3 knts Shear (0-3000m) pos: 1.5 neg: 1.2 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 35.0 deg Storm rel helicity (0-3000m) pos: 28.5 neg: -19.1 tot: 9.4 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.48 Bulk Shear: 2.20 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 ------------------------------------------------------------------------------- 500 330 16 262 8| 9.0 0.0 9.0| 19.5 0.0 19.5 39.0 0.93| 9.9 9.2 1000 329 19 276 9| 4.5 2.2 6.7| 21.5 -0.1 21.4 21.4 0.63| 7.9 5.0 1500 329 20 280 10| 3.0 1.5 4.5| 22.6 -4.5 18.0 12.0 0.47| 6.3 3.0 2000 327 20 280 10| 2.3 1.2 3.4| 27.6 -8.2 19.4 9.7 0.39| 6.1 2.4 2500 328 20 279 10| 1.8 1.1 2.9| 28.5 -17.4 11.1 4.5 0.19| 6.0 1.1 3000 327 19 276 10| 1.5 1.2 2.7| 28.5 -19.1 9.4 3.1 0.16| 5.3 0.8 4000 326 19 271 10| 1.4 0.9 2.2| 34.1 -23.5 10.6 2.6 0.15| 4.9 0.7 5000 326 19 274 10| 2.0 0.9 2.9| 67.1 -24.1 43.0 8.6 0.31| 5.3 1.6 6000 327 20 280 10| 1.6 1.9 3.5| 72.2 -57.0 15.2 2.5 0.13| 5.9 0.8 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251202.00.gif