UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 27 APR 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 1015 51 -14.3 -17.3 78 3.0 -14.9 325 11 257.8 257.9 257.4 260.4 0.97 1 1000 166 -15.7 -17.9 83 2.2 -16.1 325 12 257.5 257.6 257.1 260.0 0.93 2 983 295 -17.1 -18.3 90 1.2 -17.3 334 14 257.3 257.5 256.9 259.8 0.92 3 970 395 -15.9 -16.0 99 0.1 -15.9 339 15 259.5 259.7 259.1 262.5 1.13 4 934 679 -18.1 -18.1 100 0.0 -18.1 352 15 260.1 260.2 259.3 262.7 0.98 5 928 728 -15.7 -17.8 84 2.1 -16.1 354 14 263.0 263.2 261.6 265.8 1.01 6 925 752 -15.5 -18.2 80 2.7 -16.0 355 14 263.5 263.6 261.9 266.2 0.98 7 916 826 -14.5 -19.2 67 4.7 -15.4 357 14 265.2 265.4 263.0 267.8 0.91 8 902 943 -14.3 -19.3 66 5.0 -15.3 360 14 266.6 266.7 264.0 269.2 0.92 9 850 1392 -15.1 -21.1 60 6.0 -16.2 10 14 270.3 270.5 266.5 272.7 0.83 10 829 1581 -15.9 -20.9 65 5.0 -16.8 10 14 271.4 271.6 267.3 273.9 0.87 11 802 1831 -14.5 -22.5 51 8.0 -16.0 10 12 275.5 275.6 269.8 277.8 0.78 12 758 2255 -17.5 -22.5 65 5.0 -18.4 23 12 276.7 276.9 270.7 279.2 0.83 13 756 2275 -17.5 -22.5 65 5.0 -18.4 24 12 276.9 277.1 270.8 279.4 0.83 14 740 2435 -17.9 -21.7 72 3.8 -18.6 35 13 278.2 278.4 271.6 280.9 0.91 15 725 2588 -17.5 -25.5 50 8.0 -18.8 25 13 280.3 280.4 272.5 282.3 0.66 16 720 2640 -17.7 -24.7 54 7.0 -18.9 22 12 280.6 280.7 272.8 282.8 0.72 17 700 2850 -18.7 -26.7 49 8.0 -20.0 20 10 281.8 281.9 273.3 283.7 0.61 18 676 3110 -19.9 -27.9 49 8.0 -21.1 25 12 283.3 283.4 274.0 285.0 0.57 19 672 3154 -20.1 -31.1 37 11.0 -21.6 22 12 283.5 283.6 273.9 284.8 0.42 20 665 3231 -20.5 -28.5 49 8.0 -21.7 16 13 283.9 284.0 274.3 285.6 0.55 21 649 3411 -21.7 -28.7 53 7.0 -22.7 7 13 284.5 284.6 274.7 286.3 0.55 22 622 3723 -23.3 -31.3 48 8.0 -24.4 13 10 286.2 286.3 275.4 287.6 0.45 23 613 3830 -23.7 -36.7 29 13.0 -25.1 357 12 286.9 287.0 275.5 287.8 0.27 24 597 4023 -24.9 -32.9 47 8.0 -25.9 335 13 287.7 287.8 276.2 289.0 0.40 25 577 4270 -26.3 -40.3 26 14.0 -27.6 335 15 288.9 288.9 276.4 289.6 0.20 26 549 4627 -29.1 -38.1 42 9.0 -29.9 321 12 289.7 289.8 276.9 290.6 0.26 27 500 5290 -33.5 -47.5 23 14.0 -34.3 305 18 292.2 292.2 277.9 292.6 0.10 28 462 5839 -37.1 -56.1 12 19.0 -37.8 295 24 294.4 294.4 278.9 294.5 0.04 29 445 6097 -38.9 -53.9 19 15.0 -39.5 290 27 295.3 295.3 279.3 295.5 0.06 30 400 6820 -43.1 -59.1 16 16.0 -43.5 290 37 299.0 299.0 280.9 299.1 0.03 31 349 7730 -47.1 -64.1 13 17.0 -47.4 285 50 305.5 305.5 283.6 305.5 0.02 32 341 7883 -46.9 -64.9 11 18.0 -47.3 285 50 307.8 307.8 284.5 307.8 0.02 33 300 8730 -47.5 -71.5 5 24.0 -47.9 285 51 318.4 318.4 288.2 318.4 0.01 34 292 8908 -48.3 -73.3 4 25.0 -48.7 285 50 319.7 319.7 288.6 319.8 0.01 35 250 9930 -47.9 -77.9 2 30.0 -48.4 290 42 334.9 334.9 293.0 334.9 0.00 36 226 10594 -48.3 -80.3 1 32.0 -48.8 290 37 344.0 344.0 295.3 344.1 0.00 37 219 10802 -47.1 -81.1 1 34.0 -47.7 290 35 349.0 349.0 296.4 349.0 0.00 38 200 11400 -48.3 -81.3 1 33.0 -48.9 290 33 356.3 356.3 298.0 356.3 0.00 39 199 11433 -48.3 -81.3 1 33.0 -48.9 289 33 356.8 356.8 298.1 356.8 0.00 40 193 11636 -47.1 -81.1 1 34.0 -47.8 288 31 361.9 361.9 299.1 361.9 0.00 41 184 11951 -48.9 -81.9 1 33.0 -49.5 299 29 363.9 363.9 299.5 363.9 0.00 42 166 12631 -47.1 -82.1 1 35.0 -47.9 291 28 377.8 377.8 301.9 377.8 0.00 43 157 12999 -48.5 -82.5 1 34.0 -49.2 286 27 381.5 381.5 302.5 381.5 0.00 44 150 13300 -48.3 -82.3 1 34.0 -49.1 295 25 386.8 386.8 303.3 386.9 0.00 45 129 14292 -49.1 -83.1 1 34.0 -49.9 292 20 402.5 402.5 305.5 402.5 0.00 46 116 14992 -47.7 -82.7 1 35.0 -48.7 312 12 417.5 417.5 307.4 417.5 0.00 47 111 15282 -49.3 -83.3 1 34.0 -50.2 281 11 419.8 419.8 307.7 419.8 0.00 48 100 15970 -46.7 -82.7 1 36.0 -48.0 270 14 437.5 437.5 309.6 437.5 0.00 49 90 16667 -49.3 -84.3 1 35.0 -50.4 281 13 445.7 445.7 310.4 445.7 0.00 50 70 18320 -48.7 -84.7 1 36.0 -50.1 250 9 480.2 480.2 313.5 480.2 0.00 51 51 20409 -46.5 -83.5 1 37.0 -48.8 327 10 530.9 530.9 317.0 530.9 0.01 52 50 20540 -46.9 -83.9 1 37.0 -49.2 330 8 532.9 532.9 317.1 533.0 0.01 53 30 23900 -49.3 -85.3 1 36.0 -52.1 55 4 610.2 610.2 321.0 610.3 0.01 54 23 25636 -49.9 -85.9 1 36.0 -53.1 72 10 656.7 656.7 322.9 656.7 0.01 55 20 26550 -49.1 -86.1 1 37.0 -52.9 55 5 685.9 685.9 324.0 686.0 0.01 56 11 30497 -48.7 -85.7 1 37.0 -54.4 85 16 815.2 815.2 327.6 815.4 0.02 57 10 31130 -45.9 -84.9 0 39.0 -53.2 75 19 848.2 848.2 328.4 848.5 0.03 58 8.4 32300 -42.1 -83.1 0 41.0 -52.1 906.5 906.5 329.5 907.0 0.05 59 6.4 34135 -43.5 -83.5 0 40.0 -53.9 973.9 973.9 330.8 974.5 0.06 60 5.8 34802 -40.5 -81.5 0 41.0 -53.2 1014.8 1014.8 331.4 1015.8 0.09 61 5.6 35041 -40.5 -81.5 0 41.0 -53.4 1025.0 1025.1 331.6 1026.1 0.09 TRP 349 7730 -47.1 -64.1 13 17.0 -47.4 285 50 305.5 305.5 283.6 305.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5124.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 54.83 % Est. max temperature: -2.78 C = 27.00 F Sfc-Lift cond lev (LCL): 966.78 mb = 420.13 m = 1378.35 ft T: -16.09 C 700-500 lapse rate: 6.07 C/km ThetaE index: 0.57 C Layer 1000.0- 970.0 mb Conv cond level (CCL): 937.38 mb = 652.07 m = 2139.31 ft Mean mixing ratio: 1.00 g/kg Conv temperature: -12.01 C = 10.38 F Cap Strength: 23.23 C Lifted Index: 24.61 C Risk: None Lifted Index @300 mb: 39.78 C Lifted Index @700 mb: 18.19 C Showalter Index: 16.17 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 12.40 C K Index: -10.70 Risk: None Sweat Index: 46.00 Risk: None Energy Index: 4.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.25 J/kg Max Up Vert Vel: 6.96 m/s Conv Inhibition (B-): 80342.57 J/kg Cap Strength: 24.48 C Lift Cond Lev (LCL): 943.66 mb = 601.89 m = 1974.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 11 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 1015 51 325 11 6.3 -9.0 | 260 9 8.6 1.4 1 1000 166 325 12 6.9 -9.8 | 266 9 9.1 0.6 2 982 305 335 14 5.9 -12.7 | 285 8 8.2 -2.2 3 943 610 350 16 2.8 -15.8 | 317 7 5.0 -5.3 4 925 752 355 14 1.2 -13.9 | 315 5 3.5 -3.5 5 905 914 360 14 -0.0 -14.0 | 328 4 2.3 -3.5 6 870 1219 360 12 -0.0 -12.0 | 305 3 2.3 -1.5 7 850 1392 10 14 -2.4 -13.8 | 3 3 -0.2 -3.3 8 835 1524 10 14 -2.4 -13.8 | 3 3 -0.2 -3.3 9 802 1829 10 12 -2.1 -11.8 | 353 1 0.2 -1.4 10 770 2134 15 12 -3.1 -11.6 | 37 1 -0.9 -1.1 11 739 2438 35 13 -7.5 -10.6 | 88 5 -5.2 -0.2 12 710 2743 15 12 -3.1 -11.6 | 37 1 -0.9 -1.1 13 700 2850 20 10 -3.4 -9.4 | 132 2 -1.2 1.1 14 681 3048 30 12 -6.0 -10.4 | 91 4 -3.7 0.1 15 653 3353 5 13 -1.1 -13.0 | 336 3 1.1 -2.5 16 626 3658 20 10 -3.4 -9.4 | 132 2 -1.2 1.1 17 600 3962 335 13 5.5 -11.8 | 280 8 7.7 -1.3 18 576 4267 335 15 6.3 -13.6 | 290 9 8.6 -3.1 19 552 4572 320 11 7.1 -8.4 | 258 10 9.3 2.0 20 529 4877 325 15 8.6 -12.3 | 280 11 10.9 -1.8 21 508 5182 310 15 11.5 -9.6 | 267 14 13.7 0.8 22 500 5290 305 18 14.7 -10.3 | 270 17 17.0 0.1 23 445 6096 290 27 25.4 -9.2 | 267 28 27.6 1.2 24 407 6706 300 33 28.6 -16.5 | 281 31 30.8 -6.0 25 400 6820 290 37 34.8 -12.7 | 273 37 37.0 -2.2 26 371 7315 280 41 40.4 -7.1 | 266 43 42.6 3.3 27 355 7620 290 45 42.3 -15.4 | 276 45 44.5 -4.9 28 349 7730 285 50 48.3 -12.9 | 273 51 50.5 -2.5 29 300 8730 285 51 49.3 -13.2 | 273 52 51.5 -2.7 30 295 8839 285 51 49.3 -13.2 | 273 52 51.5 -2.7 31 282 9144 285 47 45.4 -12.2 | 272 48 47.6 -1.7 32 250 9930 290 42 39.5 -14.4 | 275 42 41.7 -3.9 33 224 10668 290 36 33.8 -12.3 | 273 36 36.1 -1.9 34 200 11400 290 33 31.0 -11.3 | 271 33 33.3 -0.8 35 195 11582 285 32 30.9 -8.3 | 266 33 33.2 2.2 36 186 11887 300 29 25.1 -14.5 | 278 28 27.4 -4.0 37 154 13106 285 27 26.1 -7.0 | 263 29 28.3 3.5 38 150 13300 295 25 22.7 -10.6 | 270 25 24.9 -0.1 39 134 14021 305 20 16.4 -11.5 | 273 19 18.6 -1.0 40 128 14326 290 20 18.8 -6.8 | 260 21 21.0 3.6 41 117 14935 320 12 7.7 -9.2 | 263 10 10.0 1.3 42 112 15240 280 10 9.8 -1.7 | 234 15 12.1 8.7 43 107 15545 290 18 16.9 -6.2 | 257 20 19.2 4.3 44 100 15970 270 14 14.0 -0.0 | 237 19 16.3 10.5 45 97 16154 270 14 14.0 -0.0 | 237 19 16.3 10.5 46 85 17069 290 13 12.2 -4.4 | 247 16 14.5 6.0 47 81 17374 330 10 5.0 -8.7 | 256 7 7.3 1.8 48 77 17678 90 1 -1.0 0.0 | 187 11 1.3 10.5 49 70 18320 250 9 8.5 3.1 | 218 17 10.7 13.5 50 61 19202 275 15 14.9 -1.3 | 242 19 17.2 9.1 51 56 19812 235 2 1.6 1.1 | 199 12 3.9 11.6 52 53 20117 320 13 8.4 -10.0 | 267 11 10.6 0.5 53 50 20540 330 8 4.0 -6.9 | 241 7 6.3 3.5 54 44 21336 145 3 -1.7 2.5 | 182 13 0.5 12.9 55 32 23470 0 0 -0.0 -0.0 | 192 11 2.3 10.5 56 30 23900 55 4 -3.3 -2.3 | 173 8 -1.0 8.2 57 22 25908 75 11 -10.6 -2.8 | 132 11 -8.4 7.6 58 21 26213 65 10 -9.1 -4.2 | 132 9 -6.8 6.2 59 20 26518 85 11 -11.0 -1.0 | 137 13 -8.7 9.5 60 20 26550 55 5 -4.1 -2.9 | 166 8 -1.8 7.6 61 18 27432 50 6 -4.6 -3.9 | 160 7 -2.3 6.6 62 15 28346 50 13 -10.0 -8.4 | 105 8 -7.7 2.1 63 15 28651 70 10 -9.4 -3.4 | 135 10 -7.1 7.0 64 14 28956 120 10 -8.7 5.0 | 157 17 -6.4 15.5 65 13 29261 120 5 -4.3 2.5 | 171 13 -2.1 13.0 66 12 29870 95 12 -12.0 1.0 | 140 15 -9.7 11.5 67 10 31130 75 19 -18.4 -4.9 | 109 17 -16.1 5.5 Wind Parameters Mean winds (0-6000m): 342.2 at 14.3 knts Storm direction: 12.2 at 10.7 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -170.1 deg Storm rel helicity (0-3000m) pos: 22.9 neg: -3.7 tot: 19.2 m^2/s^2 ave: 6.4 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 56.33 Bulk Shear: 0.43 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 ------------------------------------------------------------------------------- 500 335 14 283 8| 7.0 0.0 7.0| 15.8 0.0 15.8 31.7 0.96| 7.7 7.4 1000 346 14 299 6| 3.9 0.0 3.9| 18.4 -0.6 17.8 17.8 0.68| 6.3 4.3 1500 352 14 307 5| 3.4 0.0 3.4| 20.3 -1.0 19.3 12.9 0.65| 5.5 3.6 2000 357 13 314 4| 2.4 0.0 2.4| 20.5 -1.2 19.4 9.7 0.59| 4.8 2.8 2500 2 13 327 3| 2.5 0.0 2.5| 22.4 -1.9 20.5 8.2 0.52| 5.1 2.6 3000 5 13 335 3| 2.1 0.0 2.1| 22.9 -3.7 19.2 6.4 0.37| 5.6 2.1 4000 5 13 332 2| 1.6 1.5 3.1| 24.5 -7.8 16.6 4.2 0.25| 6.9 1.7 5000 357 13 309 4| 1.3 1.7 2.9| 35.4 -23.5 11.8 2.4 0.17| 6.7 1.2 6000 342 14 295 7| 1.1 2.6 3.7| 38.1 -33.1 5.0 0.8 0.13| 6.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250427.00.gif