UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 9 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 1015 51 -34.3 -37.7 71 3.4 -34.4 5 12 237.8 237.9 237.7 238.2 0.15 1 1012 72 -32.1 -32.4 97 0.3 -32.1 1 12 240.2 240.3 240.2 240.9 0.25 2 1009 94 -30.9 -33.3 79 2.4 -31.0 357 11 241.6 241.7 241.5 242.2 0.23 3 1007 108 -28.5 -30.6 82 2.1 -28.6 354 11 244.2 244.2 244.0 245.0 0.30 4 1000 159 -26.3 -28.4 82 2.1 -26.5 345 10 246.9 246.9 246.7 247.8 0.37 5 992 217 -25.1 -28.1 76 3.0 -25.4 337 11 248.6 248.7 248.3 249.7 0.38 6 938 622 -26.3 -28.8 79 2.5 -26.5 340 14 251.4 251.5 250.8 252.4 0.38 7 925 723 -25.3 -26.6 89 1.3 -25.4 340 9 253.4 253.5 252.7 254.7 0.47 8 913 818 -25.3 -26.3 91 1.0 -25.4 325 10 254.4 254.5 253.6 255.7 0.49 9 892 987 -23.5 -27.1 72 3.6 -23.9 317 12 257.9 258.0 256.5 259.2 0.46 10 881 1078 -22.7 -26.0 74 3.3 -23.1 326 11 259.7 259.8 258.0 261.1 0.52 11 860 1255 -23.3 -26.3 76 3.0 -23.7 331 9 260.9 260.9 258.9 262.3 0.52 12 850 1340 -23.7 -26.9 75 3.2 -24.1 310 5 261.3 261.4 259.2 262.7 0.50 13 815 1647 -24.1 -30.1 58 6.0 -24.7 276 6 264.1 264.1 261.1 265.2 0.38 14 772 2042 -24.5 -37.5 29 13.0 -25.6 231 7 267.8 267.8 263.4 268.4 0.20 15 728 2467 -27.1 -37.1 38 10.0 -27.9 209 6 269.4 269.5 264.7 270.1 0.22 16 700 2749 -28.9 -39.9 34 11.0 -29.7 195 6 270.5 270.5 265.3 271.0 0.17 17 500 5090 -42.1 -56.1 20 14.0 -42.5 220 6 281.7 281.7 272.2 281.8 0.04 18 498 5117 -42.3 -56.3 20 14.0 -42.7 219 6 281.8 281.8 272.3 281.9 0.04 19 477 5406 -44.9 -56.9 25 12.0 -45.2 211 8 282.1 282.1 272.4 282.2 0.04 20 449 5809 -45.9 -63.9 11 18.0 -46.2 200 10 285.7 285.7 274.5 285.8 0.02 21 400 6570 -50.5 -64.5 18 14.0 -50.7 215 5 289.4 289.4 276.3 289.4 0.02 22 390 6735 -50.9 -65.9 15 15.0 -51.1 217 5 290.9 290.9 277.2 291.0 0.01 23 311 8190 -55.9 -70.9 14 15.0 -56.1 245 10 303.4 303.4 282.8 303.4 0.01 24 300 8420 -54.7 -73.7 8 19.0 -54.9 250 10 308.2 308.2 284.7 308.3 0.01 25 250 9590 -53.5 -78.5 3 25.0 -53.8 270 10 326.5 326.5 290.7 326.5 0.00 26 239 9877 -53.5 -80.5 2 27.0 -53.8 262 8 330.8 330.8 291.9 330.8 0.00 27 223 10318 -54.9 -81.9 2 27.0 -55.2 250 6 335.2 335.2 293.1 335.2 0.00 28 200 11010 -54.1 -83.1 2 29.0 -54.4 325 3 347.1 347.1 296.0 347.1 0.00 29 156 12608 -53.1 -85.1 1 32.0 -53.5 328 14 374.4 374.4 301.3 374.4 0.00 30 150 12860 -54.9 -85.9 1 31.0 -55.3 270 5 375.5 375.5 301.5 375.5 0.00 31 149 12903 -54.9 -85.9 1 31.0 -55.3 271 6 376.2 376.2 301.6 376.2 0.00 32 100 15450 -55.5 -87.5 1 32.0 -56.0 335 11 420.5 420.5 307.7 420.5 0.00 33 85 16481 -57.5 -88.5 1 31.0 -58.0 327 30 436.5 436.5 309.5 436.5 0.00 34 81 16786 -55.9 -87.9 1 32.0 -56.5 353 25 445.8 445.8 310.4 445.8 0.00 35 72 17532 -57.7 -88.7 1 31.0 -58.2 341 27 457.2 457.2 311.5 457.3 0.00 36 70 17710 -57.7 -88.7 1 31.0 -58.3 345 28 460.9 460.9 311.8 461.0 0.00 37 54 19360 -55.1 -89.1 1 34.0 -56.1 341 37 502.4 502.4 315.1 502.5 0.00 38 50 19850 -56.9 -89.9 1 33.0 -57.8 360 41 509.4 509.4 315.6 509.4 0.00 39 30 23050 -61.9 -91.9 1 30.0 -62.6 345 54 575.9 575.9 319.5 575.9 0.00 40 29 23260 -62.7 -92.7 1 30.0 -63.4 344 52 579.3 579.3 319.6 579.3 0.00 41 20 25570 -59.3 -92.3 1 33.0 -60.7 335 41 654.7 654.7 322.9 654.7 0.00 42 19 25890 -58.7 -91.7 1 33.0 -60.3 335 39 666.2 666.2 323.3 666.2 0.00 43 13 28264 -59.1 -92.1 1 33.0 -61.2 328 49 741.2 741.2 325.7 741.2 0.01 44 11 29301 -62.1 -93.1 1 31.0 -63.8 335 61 766.6 766.6 326.4 766.6 0.01 45 10 29890 -61.3 -93.3 1 32.0 -63.3 325 65 790.7 790.7 327.0 790.8 0.01 46 8.8 30682 -61.7 -92.7 1 31.0 -63.8 818.6 818.6 327.7 818.7 0.01 47 8.4 30973 -58.5 -92.5 1 34.0 -61.6 842.1 842.1 328.2 842.2 0.01 48 7.8 31437 -59.9 -91.9 1 32.0 -62.7 854.6 854.6 328.5 854.7 0.01 49 6.2 32889 -54.5 -90.5 0 36.0 -59.7 935.7 935.7 330.1 935.8 0.02 50 5.6 33540 -55.1 -91.1 0 36.0 -60.4 960.7 960.7 330.5 960.8 0.02 51 5.1 34145 -50.1 -88.1 0 38.0 -58.0 1009.3 1009.4 331.3 1009.7 0.03 52 5.0 34274 -50.6 -88.1 0 37.5 -58.4 340 83 1012.8 1012.8 331.4 1013.2 0.03 53 4.9 34405 -51.1 -88.1 0 37.0 -58.7 1016.4 1016.4 331.4 1016.7 0.03 TRP 311 8190 -55.9 -70.9 14 15.0 -56.1 245 10 303.4 303.4 282.8 303.4 0.01 WND 5.0 34274 -50.6 -88.1 0 37.5 -58.4 340 83 1012.8 1012.8 331.4 1013.2 0.03 Sounding variables and indices 1000-500 mb thick: 4931.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 44.81 % Est. max temperature: -11.46 C = 11.38 F Sfc-Lift cond lev (LCL): 957.45 mb = 473.60 m = 1553.80 ft T: -25.86 C 700-500 lapse rate: 5.64 C/km ThetaE index: 0.00 C Layer 1015.0- -0.0 mb Conv cond level (CCL): 1012.00 mb = 72.17 m = 236.77 ft Mean mixing ratio: 0.38 g/kg Conv temperature: -27.69 C = -17.84 F Cap Strength: 18.19 C Lifted Index: 25.56 C Risk: None Lifted Index @300 mb: 40.85 C Lifted Index @700 mb: 18.19 C Showalter Index: 15.65 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 15.20 C K Index: -19.50 Risk: None Sweat Index: 16.00 Risk: None Energy Index: 4.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.91 J/kg Max Up Vert Vel: 8.11 m/s Conv Inhibition (B-): 84800.07 J/kg Cap Strength: 25.19 C Lift Cond Lev (LCL): 928.90 mb = 692.59 m = 2272.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 5 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 5 12 -1.0 -12.0 | 31 12 -5.9 -9.9 1 1000 159 345 10 2.6 -9.7 | 16 8 -2.3 -7.6 2 980 305 325 12 6.9 -9.8 | 345 8 2.0 -7.8 3 940 610 340 15 5.1 -14.1 | 359 12 0.3 -12.1 4 925 723 340 9 3.1 -8.5 | 15 7 -1.8 -6.4 5 901 914 310 12 9.2 -7.7 | 323 7 4.3 -5.7 6 864 1219 340 10 3.4 -9.4 | 11 7 -1.4 -7.4 7 850 1340 310 5 3.8 -3.2 | 41 2 -1.0 -1.2 8 795 1829 255 7 6.8 1.8 | 207 4 1.9 3.8 9 762 2134 220 7 4.5 5.4 | 177 7 -0.3 7.4 10 731 2438 210 6 3.0 5.2 | 166 7 -1.8 7.2 11 701 2743 200 5 1.7 4.7 | 155 7 -3.1 6.7 12 700 2749 195 6 1.6 5.8 | 157 8 -3.3 7.8 13 642 3353 220 2 1.3 1.5 | 135 5 -3.6 3.6 14 614 3658 280 5 4.9 -0.9 | 184 1 0.1 1.2 15 563 4267 265 5 5.0 0.4 | 183 2 0.1 2.5 16 516 4877 245 5 4.5 2.1 | 176 4 -0.3 4.1 17 500 5090 220 6 3.9 4.6 | 172 7 -1.0 6.6 18 450 5791 200 10 3.4 9.4 | 173 12 -1.4 11.4 19 430 6096 200 9 3.1 8.5 | 170 11 -1.8 10.5 20 400 6570 215 5 2.9 4.1 | 162 6 -2.0 6.1 21 340 7620 230 7 5.4 4.5 | 185 7 0.5 6.5 22 311 8190 245 10 9.1 4.2 | 214 8 4.2 6.3 23 300 8420 250 10 9.4 3.4 | 220 7 4.6 5.5 24 295 8534 250 11 10.3 3.8 | 223 8 5.5 5.8 25 268 9144 235 11 9.0 6.3 | 207 9 4.2 8.3 26 256 9449 265 13 13.0 1.1 | 249 9 8.1 3.2 27 250 9590 270 10 10.0 -0.0 | 248 6 5.2 2.0 28 211 10668 240 4 3.5 2.0 | 161 4 -1.4 4.0 29 200 11010 325 3 1.7 -2.5 | 82 3 -3.1 -0.4 30 166 12192 295 13 11.8 -5.5 | 296 8 6.9 -3.5 31 159 12497 330 14 7.0 -12.1 | 348 10 2.2 -10.1 32 151 12802 325 14 8.0 -11.5 | 341 10 3.2 -9.4 33 150 12860 270 5 5.0 -0.0 | 184 2 0.2 2.0 34 144 13106 275 10 10.0 -0.9 | 257 5 5.1 1.2 35 138 13411 315 14 9.9 -9.9 | 327 9 5.1 -7.9 36 131 13716 330 13 6.5 -11.3 | 350 9 1.7 -9.2 37 125 14021 325 19 10.9 -15.6 | 336 15 6.1 -13.5 38 119 14326 355 19 1.7 -18.9 | 11 17 -3.2 -16.9 39 103 15240 330 14 7.0 -12.1 | 348 10 2.2 -10.1 40 100 15450 335 11 4.6 -10.0 | 1 8 -0.2 -7.9 41 94 15850 335 12 5.1 -10.9 | 359 9 0.2 -8.8 42 85 16459 325 30 17.2 -24.6 | 331 26 12.4 -22.5 43 81 16764 355 25 2.2 -24.9 | 7 23 -2.7 -22.9 44 77 17069 330 24 12.0 -20.8 | 339 20 7.2 -18.8 45 70 17710 345 28 7.2 -27.0 | 355 25 2.4 -25.0 46 67 17983 345 29 7.5 -28.0 | 354 26 2.7 -26.0 47 58 18898 345 50 12.9 -48.3 | 350 47 8.1 -46.3 48 53 19507 340 33 11.3 -31.0 | 347 30 6.4 -29.0 49 50 19850 360 41 -0.0 -41.0 | 7 39 -4.8 -39.0 50 48 20117 360 40 -0.0 -40.0 | 7 38 -4.8 -38.0 51 46 20422 345 32 8.3 -30.9 | 353 29 3.4 -28.9 52 41 21031 350 46 8.0 -45.3 | 356 43 3.1 -43.3 53 39 21336 345 41 10.6 -39.6 | 351 38 5.8 -37.6 54 36 21946 330 35 17.5 -30.3 | 336 31 12.7 -28.3 55 32 22555 320 55 35.4 -42.1 | 323 50 30.5 -40.1 56 30 23050 345 54 14.0 -52.2 | 350 51 9.1 -50.1 57 29 23165 345 50 12.9 -48.3 | 350 47 8.1 -46.3 58 25 24079 335 65 27.5 -58.9 | 338 61 22.6 -56.9 59 22 24994 345 53 13.7 -51.2 | 350 50 8.9 -49.2 60 21 25298 335 63 26.6 -57.1 | 338 59 21.8 -55.1 61 20 25570 335 41 17.3 -37.2 | 340 37 12.5 -35.1 62 17 26518 335 35 14.8 -31.7 | 341 31 9.9 -29.7 63 15 27432 320 62 39.9 -47.5 | 322 57 35.0 -45.5 64 14 27737 320 64 41.1 -49.0 | 322 59 36.3 -47.0 65 13 28346 330 46 23.0 -39.8 | 334 42 18.2 -37.8 66 12 28956 340 58 19.8 -54.5 | 344 55 15.0 -52.5 67 10 29890 325 65 37.3 -53.2 | 328 61 32.4 -51.2 Wind Parameters Mean winds (0-6000m): 262.8 at 7.0 knts Storm direction: 292.8 at 5.3 knts Shear (0-3000m) pos: 0.3 neg: 3.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 121.1 deg Storm rel helicity (0-3000m) pos: 19.0 neg: -35.0 tot: -16.0 m^2/s^2 ave: -5.3 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.67 Bulk Shear: 19.71 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 ------------------------------------------------------------------------------- 500 337 12 1 9| 0.0 7.0 7.0| 4.0 -14.8 -10.8 -21.7 -0.44| 11.9 -5.2 1000 332 12 356 9| 0.0 4.2 4.2| 12.9 -22.9 -10.0 -10.0 -0.24| 12.1 -2.9 1500 330 10 356 7| 0.0 4.2 4.2| 19.0 -23.1 -4.1 -2.7 -0.09| 11.8 -1.0 2000 319 10 345 5| 0.0 4.5 4.5| 19.0 -27.0 -8.0 -4.0 -0.16| 10.6 -1.7 2500 308 9 327 4| 0.0 3.6 3.6| 19.0 -32.5 -13.5 -5.4 -0.21| 9.2 -1.9 3000 298 8 307 3| 0.3 3.0 3.3| 19.0 -35.0 -16.0 -5.3 -0.22| 8.3 -1.8 4000 291 7 285 2| 0.7 2.2 3.0| 21.4 -37.3 -16.0 -4.0 -0.17| 7.2 -1.2 5000 283 7 252 2| 0.6 2.2 2.8| 21.4 -38.2 -16.8 -3.4 -0.17| 6.2 -1.1 6000 263 7 216 4| 0.5 2.2 2.7| 21.9 -40.3 -18.4 -3.1 -0.16| 5.7 -0.9 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251209.00.gif