UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 17 OCT 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 ------------------------------------------------------------------------------- 0 1000 13 85 15 SFC 995 51 0.8 0.8 100 0.0 0.8 85 15 274.3 275.0 274.2 285.4 4.07 2 969 265 0.8 0.8 100 0.0 0.8 110 19 276.4 277.1 275.5 287.8 4.18 3 925 639 0.0 0.0 100 0.0 0.0 105 10 279.3 280.0 277.0 290.7 4.13 4 850 1313 -3.3 -4.2 93 0.9 -3.7 60 7 282.7 283.3 277.7 292.0 3.29 5 813 1664 -4.3 -6.5 85 2.2 -5.1 70 3 285.2 285.8 278.4 293.6 2.89 6 739 2408 -9.9 -9.9 100 0.0 -9.9 208 6 287.0 287.5 278.7 294.2 2.44 7 736 2440 -8.7 -10.1 90 1.4 -9.2 210 7 288.7 289.1 279.4 295.8 2.41 8 700 2827 -10.7 -11.0 98 0.3 -10.8 285 3 290.6 291.1 280.3 297.6 2.36 9 695 2882 -10.9 -11.6 95 0.7 -11.1 283 4 291.0 291.4 280.3 297.8 2.26 10 689 2949 -10.5 -11.4 93 0.9 -10.8 281 4 292.2 292.6 281.0 299.1 2.32 11 680 3050 -10.5 -25.5 28 15.0 -13.7 278 5 293.3 293.4 279.3 295.5 0.71 12 673 3129 -9.9 -27.9 21 18.0 -13.6 276 6 294.8 294.9 279.8 296.7 0.57 13 664 3233 -9.7 -24.7 28 15.0 -13.1 273 7 296.2 296.3 280.7 298.7 0.78 14 622 3734 -12.5 -24.5 36 12.0 -15.2 264 12 298.6 298.7 281.9 301.3 0.84 15 614 3832 -13.1 -29.1 25 16.0 -16.2 270 11 299.0 299.1 281.7 300.8 0.56 16 609 3894 -13.5 -22.5 47 9.0 -15.6 274 11 299.2 299.4 282.4 302.5 1.03 17 593 4096 -14.9 -19.9 66 5.0 -16.2 269 11 299.9 300.1 283.0 304.1 1.33 18 585 4198 -15.5 -20.5 65 5.0 -16.7 259 11 300.3 300.6 283.2 304.4 1.28 19 548 4687 -19.5 -25.5 59 6.0 -20.7 260 13 301.3 301.4 283.0 304.1 0.88 20 539 4810 -20.3 -31.3 37 11.0 -22.1 263 14 301.7 301.8 282.8 303.5 0.52 21 525 5004 -22.1 -29.1 53 7.0 -23.3 269 13 301.9 302.0 283.0 304.0 0.66 22 500 5360 -24.9 -34.9 39 10.0 -26.2 250 17 302.7 302.8 283.0 304.0 0.39 23 446 6184 -30.9 -51.9 11 21.0 -32.2 272 18 305.2 305.2 283.6 305.4 0.07 24 429 6459 -33.1 -52.1 13 19.0 -34.2 307 18 305.8 305.8 283.8 306.1 0.07 25 400 6950 -35.5 -53.5 14 18.0 -36.4 330 29 308.9 308.9 284.9 309.1 0.07 26 377 7361 -37.3 -61.3 6 24.0 -38.2 336 45 311.7 311.8 286.0 311.8 0.03 27 323 8415 -43.3 -58.3 18 15.0 -43.8 335 67 317.6 317.6 288.0 317.7 0.05 28 300 8910 -44.9 -61.9 13 17.0 -45.4 330 74 322.1 322.1 289.4 322.2 0.03 29 294 9044 -45.6 -62.8 13 17.3 -46.0 335 75 323.0 323.0 289.7 323.1 0.03 30 256 9955 -50.1 -69.1 9 19.0 -50.4 330 48 329.3 329.3 291.5 329.4 0.01 31 250 10110 -49.9 -70.9 7 21.0 -50.3 320 46 331.9 331.9 292.2 331.9 0.01 32 228 10712 -49.9 -74.9 4 25.0 -50.3 314 46 340.7 340.7 294.5 340.8 0.01 33 223 10857 -48.3 -74.3 3 26.0 -48.8 312 49 345.4 345.4 295.6 345.4 0.01 34 200 11570 -50.3 -77.3 3 27.0 -50.8 315 40 353.1 353.1 297.3 353.1 0.01 35 196 11701 -51.5 -78.5 3 27.0 -51.9 316 40 353.3 353.3 297.3 353.3 0.00 36 179 12291 -49.7 -78.7 2 29.0 -50.3 318 41 365.5 365.5 299.8 365.5 0.00 37 150 13440 -51.3 -80.3 2 29.0 -51.8 290 32 381.7 381.7 302.5 381.7 0.00 38 146 13615 -52.1 -81.1 2 29.0 -52.6 287 33 383.3 383.3 302.8 383.3 0.00 39 141 13841 -51.5 -80.5 2 29.0 -52.1 285 33 388.1 388.1 303.5 388.2 0.00 40 136 14075 -52.9 -81.9 2 29.0 -53.4 285 32 389.7 389.7 303.8 389.7 0.00 41 128 14467 -51.9 -81.9 2 30.0 -52.5 285 31 398.3 398.3 305.0 398.3 0.00 42 123 14725 -53.5 -83.5 1 30.0 -54.0 285 31 400.0 400.0 305.2 400.0 0.00 43 117 15048 -51.9 -82.9 1 31.0 -52.5 289 31 408.7 408.7 306.3 408.7 0.00 44 107 15625 -53.7 -83.7 1 30.0 -54.3 302 24 415.8 415.8 307.2 415.9 0.00 45 100 16060 -53.3 -84.3 1 31.0 -53.9 285 32 424.7 424.7 308.3 424.8 0.00 46 96 16323 -52.7 -83.7 1 31.0 -53.4 285 32 430.9 430.9 308.9 430.9 0.00 47 88 16880 -55.9 -84.9 1 29.0 -56.5 295 29 435.3 435.4 309.4 435.4 0.00 48 82 17330 -53.9 -84.9 1 31.0 -54.6 274 27 448.3 448.3 310.7 448.3 0.00 49 70 18340 -56.1 -86.1 1 30.0 -56.8 310 25 464.4 464.4 312.1 464.4 0.00 50 50 20470 -58.1 -88.1 1 30.0 -58.8 280 12 506.6 506.6 315.4 506.6 0.00 51 40 21856 -61.9 -89.9 1 28.0 -62.4 337 22 530.4 530.4 316.9 530.4 0.00 52 37 22338 -60.5 -89.5 1 29.0 -61.2 354 10 546.0 546.0 317.9 546.0 0.00 53 30 23630 -63.7 -90.7 1 27.0 -64.3 340 25 571.0 571.0 319.2 571.0 0.00 54 23 25249 -68.3 -92.3 2 24.0 -68.7 323 20 602.5 602.5 320.7 602.6 0.00 55 20 26090 -68.3 -92.3 2 24.0 -68.8 320 34 627.1 627.1 321.8 627.1 0.00 56 13 28671 -69.3 -94.3 1 25.0 -69.9 325 26 705.9 705.9 324.6 705.9 0.00 57 11 29675 -66.7 -93.7 1 27.0 -67.7 325 40 749.9 749.9 325.9 749.9 0.01 58 10 30250 -67.9 -92.9 2 25.0 -68.8 315 29 766.1 766.1 326.4 766.1 0.01 59 6.5 32837 -68.3 -94.3 1 26.0 -69.6 864.9 864.9 328.7 864.9 0.01 60 5.3 34080 -62.1 -92.1 1 30.0 -65.1 944.6 944.6 330.2 944.7 0.01 61 4.9 34563 -63.9 -90.9 1 27.0 -66.5 957.8 957.8 330.5 958.0 0.02 TRP 256 9955 -50.1 -69.1 9 19.0 -50.4 330 48 329.3 329.3 291.5 329.4 0.01 WND 294 9044 -45.6 -62.8 13 17.3 -46.0 335 75 323.0 323.0 289.7 323.1 0.03 Sounding variables and indices 1000-500 mb thick: 5347.00 m Freezing level: 925.00 mb = 639.00 m = 2096.43 ft Wetbulb zero: 924.60 mb = 642.46 m = 2107.79 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 72.17 % Est. max temperature: 9.47 C = 49.05 F Sfc-Lift cond lev (LCL): 994.83 mb = 52.41 m = 171.95 ft T: 0.80 C 700-500 lapse rate: 5.61 C/km Conv cond level (CCL): 995.00 mb = 51.00 m = 167.32 ft Mean mixing ratio: 4.09 g/kg Conv temperature: 0.84 C = 33.52 F Cap Strength: 11.85 C Lifted Index: 11.99 C Risk: None Lifted Index @300 mb: 23.40 C Lifted Index @700 mb: 5.51 C Showalter Index: 9.83 C Risk: None Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 20.70 C K Index: 17.10 Risk: < 20 % chance of thunderstorms Sweat Index: 31.00 Risk: None Energy Index: 2.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.04 J/kg Max Up Vert Vel: 6.93 m/s Conv Inhibition (B-): 63803.51 J/kg Cap Strength: 11.93 C Lift Cond Lev (LCL): 942.53 mb = 487.73 m = 1600.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 8 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 ---------------------------------------------------------- 0 995 51 85 15 -14.9 -1.3 | 89 23 -22.5 -0.4 1 964 305 115 20 -18.1 8.5 | 110 27 -25.7 9.4 2 928 610 110 10 -9.4 3.4 | 104 18 -17.0 4.4 3 925 639 105 10 -9.7 2.6 | 102 18 -17.3 3.5 4 894 914 95 10 -10.0 0.9 | 96 18 -17.6 1.8 5 860 1219 75 9 -8.7 -2.3 | 85 16 -16.3 -1.4 6 850 1313 60 7 -6.1 -3.5 | 79 14 -13.7 -2.6 7 796 1829 75 1 -1.0 -0.3 | 95 9 -8.6 0.7 8 765 2134 195 2 0.5 1.9 | 112 8 -7.1 2.9 9 736 2438 210 7 3.5 6.1 | 150 8 -4.1 7.0 10 708 2743 250 4 3.8 1.4 | 121 4 -3.8 2.3 11 700 2827 285 3 2.9 -0.8 | 92 5 -4.7 0.2 12 627 3658 260 12 11.8 2.1 | 234 5 4.2 3.0 13 602 3962 280 11 10.8 -1.9 | 287 3 3.2 -1.0 14 578 4267 250 11 10.3 3.8 | 210 5 2.7 4.7 15 533 4877 265 14 13.9 1.2 | 251 7 6.3 2.2 16 512 5182 275 12 12.0 -1.0 | 271 4 4.4 -0.1 17 500 5360 250 17 16.0 5.8 | 231 11 8.4 6.8 18 491 5486 250 17 16.0 5.8 | 231 11 8.4 6.8 19 451 6096 260 18 17.7 3.1 | 248 11 10.1 4.1 20 432 6401 305 17 13.9 -9.8 | 324 11 6.3 -8.8 21 400 6950 330 29 14.5 -25.1 | 344 25 6.9 -24.2 22 363 7620 340 56 19.2 -52.6 | 347 53 11.6 -51.7 23 347 7925 340 61 20.9 -57.3 | 347 58 13.3 -56.4 24 300 8910 330 74 37.0 -64.1 | 335 70 29.4 -63.1 25 294 9044 335 75 31.7 -68.0 | 340 71 24.1 -67.0 26 290 9144 335 75 31.7 -68.0 | 340 71 24.1 -67.0 27 256 9955 330 48 24.0 -41.6 | 338 44 16.4 -40.6 28 252 10058 335 52 22.0 -47.1 | 343 48 14.4 -46.2 29 250 10110 320 46 29.6 -35.2 | 327 41 22.0 -34.3 30 230 10668 315 45 31.8 -31.8 | 322 39 24.2 -30.9 31 219 10973 310 52 39.8 -33.4 | 315 46 32.2 -32.5 32 200 11570 315 40 28.3 -28.3 | 323 34 20.7 -27.3 33 182 12192 320 42 27.0 -32.2 | 328 37 19.4 -31.2 34 158 13106 305 31 25.4 -17.8 | 313 25 17.8 -16.8 35 151 13411 305 35 28.7 -20.1 | 312 28 21.1 -19.1 36 150 13440 290 32 30.1 -10.9 | 294 25 22.5 -10.0 37 144 13716 285 33 31.9 -8.5 | 287 25 24.3 -7.6 38 119 14935 285 30 29.0 -7.8 | 288 22 21.4 -6.8 39 114 15240 295 33 29.9 -13.9 | 300 26 22.3 -13.0 40 108 15545 310 24 18.4 -15.4 | 323 18 10.8 -14.5 41 103 15850 280 25 24.6 -4.3 | 281 17 17.0 -3.4 42 100 16060 285 32 30.9 -8.3 | 287 24 23.3 -7.3 43 94 16459 285 32 30.9 -8.3 | 287 24 23.3 -7.3 44 85 17069 300 28 24.2 -14.0 | 308 21 16.7 -13.1 45 81 17374 270 27 27.0 -0.0 | 267 19 19.4 0.9 46 78 17678 285 36 34.8 -9.3 | 287 28 27.2 -8.4 47 74 17983 300 31 26.8 -15.5 | 307 24 19.2 -14.6 48 71 18288 285 32 30.9 -8.3 | 287 24 23.3 -7.3 49 70 18340 310 25 19.2 -16.1 | 323 19 11.6 -15.1 50 67 18593 310 27 20.7 -17.4 | 321 21 13.1 -16.4 51 61 19202 295 26 23.6 -11.0 | 302 19 16.0 -10.0 52 53 20117 310 25 19.2 -16.1 | 323 19 11.6 -15.1 53 50 20470 280 12 11.8 -2.1 | 285 4 4.2 -1.1 54 46 21031 275 11 11.0 -1.0 | 270 3 3.4 -0.0 55 43 21336 290 18 16.9 -6.2 | 299 11 9.3 -5.2 56 41 21641 315 28 19.8 -19.8 | 327 22 12.2 -18.9 57 37 22250 20 10 -3.4 -9.4 | 52 14 -11.0 -8.5 58 36 22555 285 10 9.7 -2.6 | 309 3 2.1 -1.6 59 34 22860 280 16 15.8 -2.8 | 283 8 8.2 -1.8 60 32 23165 310 17 13.0 -10.9 | 331 11 5.4 -10.0 61 31 23470 295 27 24.5 -11.4 | 302 20 16.9 -10.5 62 30 23630 340 25 8.6 -23.5 | 358 23 1.0 -22.6 63 29 23774 315 30 21.2 -21.2 | 326 24 13.6 -20.3 64 28 24079 340 25 8.6 -23.5 | 358 23 1.0 -22.6 65 26 24384 320 22 14.1 -16.9 | 338 17 6.5 -15.9 66 24 24994 315 18 12.7 -12.7 | 336 13 5.1 -11.8 67 22 25603 335 24 10.1 -21.8 | 353 21 2.5 -20.8 68 20 26090 320 34 21.9 -26.0 | 330 29 14.3 -25.1 69 20 26213 305 30 24.6 -17.2 | 314 24 17.0 -16.3 70 19 26518 325 35 20.1 -28.7 | 336 30 12.5 -27.7 71 18 26822 325 32 18.4 -26.2 | 337 27 10.8 -25.3 72 16 27432 305 28 22.9 -16.1 | 315 22 15.3 -15.1 73 14 28346 305 28 22.9 -16.1 | 315 22 15.3 -15.1 74 13 28651 325 26 14.9 -21.3 | 340 22 7.3 -20.4 75 11 29870 325 43 24.7 -35.2 | 334 38 17.1 -34.3 76 10 30175 330 33 16.5 -28.6 | 342 29 8.9 -27.6 77 10 30250 315 29 20.5 -20.5 | 327 23 12.9 -19.6 Wind Parameters Mean winds (0-6000m): 247.1 at 10.2 knts Storm direction: 277.1 at 7.7 knts Shear (0-3000m) pos: 2.5 neg: 1.6 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 5.1 deg Storm rel helicity (0-3000m) pos: 82.3 neg: -48.7 tot: 33.6 m^2/s^2 ave: 11.2 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.28 Bulk Shear: 85.25 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 ------------------------------------------------------------------------------- 500 108 17 104 24| 6.9 0.0 6.9| 57.7 -8.8 48.9 97.8 0.44| 17.0 7.5 1000 105 13 102 21| 3.5 2.7 6.1| 57.7 -30.1 27.5 27.5 0.13| 11.3 1.4 1500 98 11 97 19| 2.3 3.2 5.5| 61.9 -42.5 19.5 13.0 0.04| 10.1 0.4 2000 97 9 97 17| 2.9 2.4 5.3| 70.5 -42.5 28.0 14.0 0.13| 8.9 1.2 2500 104 8 101 16| 3.4 1.9 5.3| 82.3 -43.3 39.0 15.6 0.23| 8.7 2.0 3000 107 7 102 15| 2.5 1.6 4.1| 82.3 -48.7 33.6 11.2 0.11| 8.5 1.0 4000 144 8 121 14| 1.8 1.7 3.5| 86.9 -50.1 36.7 9.2 0.16| 8.0 1.3 5000 232 9 175 6| 1.5 1.4 2.9| 94.8 -53.7 41.1 8.2 0.17| 7.4 1.2 6000 247 10 200 5| 1.3 1.5 2.9|104.1 -62.8 41.3 6.9 0.13| 7.2 0.9 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251017.00.gif