UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:1200Z 21 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 ------------------------------------------------------------------------------- SFC 1000 51 -2.1 -3.9 87 1.8 -2.7 255 13 271.0 271.5 270.4 278.8 2.86 1 925 665 -7.3 -7.3 100 0.0 -7.3 285 20 271.8 272.2 270.1 278.4 2.38 2 887 991 -9.7 -9.7 100 0.0 -9.7 291 20 272.6 273.0 270.1 278.3 2.06 3 879 1061 -6.9 -8.5 88 1.6 -7.4 288 22 276.3 276.6 272.7 282.7 2.29 4 873 1114 -6.9 -9.1 84 2.2 -7.6 285 23 276.8 277.2 272.9 283.0 2.20 5 862 1213 -6.7 -9.8 79 3.1 -7.7 280 26 278.0 278.4 273.4 284.0 2.10 6 850 1323 -6.9 -10.0 79 3.1 -7.9 285 25 278.9 279.3 273.9 284.9 2.10 7 827 1537 -7.5 -11.3 74 3.8 -8.7 280 24 280.5 280.8 274.6 286.1 1.95 8 809 1708 -7.7 -12.5 68 4.8 -9.1 286 25 282.0 282.3 275.2 287.3 1.81 9 712 2688 -15.5 -17.4 85 1.9 -15.9 300 25 283.9 284.2 275.6 288.0 1.37 10 700 2816 -15.3 -22.3 55 7.0 -16.7 305 29 285.5 285.7 275.8 288.3 0.91 11 697 2848 -15.1 -24.1 46 9.0 -16.9 304 29 286.1 286.3 275.9 288.5 0.78 12 688 2946 -14.7 -26.7 35 12.0 -16.9 300 28 287.6 287.7 276.5 289.6 0.63 13 678 3057 -15.1 -30.1 27 15.0 -17.6 297 28 288.4 288.5 276.6 289.9 0.46 14 662 3237 -15.9 -36.9 15 21.0 -18.7 290 27 289.5 289.5 276.8 290.3 0.24 15 644 3444 -16.1 -34.1 20 18.0 -18.7 283 26 291.5 291.6 277.9 292.6 0.33 16 570 4350 -22.3 -35.3 30 13.0 -23.9 263 25 294.6 294.7 279.4 295.7 0.33 17 552 4585 -23.9 -28.7 65 4.8 -24.6 255 25 295.4 295.5 280.3 297.5 0.65 18 537 4785 -24.9 -28.5 72 3.6 -25.5 248 24 296.6 296.7 280.8 298.8 0.68 19 500 5300 -28.5 -31.5 75 3.0 -28.9 235 22 298.3 298.4 281.4 300.1 0.55 20 435 6282 -35.9 -37.6 84 1.7 -36.0 231 27 301.0 301.1 282.3 302.2 0.35 21 416 6591 -38.1 -41.6 70 3.5 -38.4 234 29 302.1 302.1 282.5 302.9 0.24 22 400 6860 -39.5 -42.8 71 3.3 -39.7 230 31 303.7 303.7 283.2 304.4 0.22 23 382 7175 -41.1 -42.7 84 1.6 -41.2 216 33 305.6 305.6 284.0 306.4 0.23 24 367 7447 -42.9 -45.0 80 2.1 -43.0 212 37 306.7 306.7 284.3 307.4 0.19 25 361 7558 -43.9 -50.9 46 7.0 -44.2 214 40 306.8 306.8 284.2 307.2 0.10 26 358 7614 -44.5 -51.5 46 7.0 -44.7 215 42 306.7 306.8 284.2 307.1 0.09 27 355 7671 -44.7 -58.7 19 14.0 -45.1 215 43 307.2 307.2 284.3 307.4 0.04 28 322 8321 -47.5 -68.5 7 21.0 -47.9 215 47 312.0 312.0 286.1 312.1 0.01 29 300 8790 -47.9 -69.9 6 22.0 -48.3 220 50 317.8 317.8 288.1 317.9 0.01 30 285 9127 -48.9 -71.9 5 23.0 -49.3 220 46 321.1 321.1 289.1 321.1 0.01 31 252 9937 -46.9 -75.9 2 29.0 -47.4 229 34 335.6 335.6 293.2 335.6 0.01 32 250 9990 -47.3 -76.3 2 29.0 -47.8 230 30 335.7 335.7 293.3 335.8 0.00 33 233 10453 -48.7 -77.7 2 29.0 -49.2 226 28 340.5 340.5 294.4 340.5 0.00 34 200 11460 -46.5 -80.5 1 34.0 -47.2 230 24 359.1 359.1 298.5 359.2 0.00 35 197 11561 -46.1 -80.1 1 34.0 -46.9 230 23 361.3 361.3 299.0 361.3 0.00 36 150 13370 -47.3 -81.3 1 34.0 -48.1 185 27 388.6 388.6 303.6 388.6 0.00 37 148 13458 -47.5 -81.5 1 34.0 -48.3 189 22 389.7 389.7 303.8 389.7 0.00 38 146 13548 -47.1 -82.1 1 35.0 -48.0 196 26 391.9 391.9 304.0 391.9 0.00 39 103 15828 -51.3 -85.3 1 34.0 -52.1 219 25 425.0 425.0 308.3 425.0 0.00 40 100 16020 -51.3 -85.3 1 34.0 -52.1 240 24 428.6 428.6 308.7 428.6 0.00 41 91 16635 -53.1 -86.1 1 33.0 -53.8 247 10 436.8 436.8 309.6 436.8 0.00 42 70 18330 -54.5 -87.5 1 33.0 -55.3 195 2 467.8 467.8 312.4 467.8 0.00 43 50 20470 -57.1 -88.1 1 31.0 -57.9 270 8 508.9 508.9 315.6 508.9 0.00 44 30 23670 -60.1 -90.1 1 30.0 -61.0 285 6 580.8 580.8 319.7 580.8 0.00 45 24 25057 -61.7 -90.7 1 29.0 -62.6 346 12 614.4 614.4 321.2 614.4 0.00 46 22 25598 -59.7 -90.7 1 31.0 -61.0 335 23 635.9 635.9 322.2 635.9 0.00 47 20 26190 -62.1 -91.1 1 29.0 -63.1 330 9 646.1 646.1 322.5 646.1 0.00 48 19 26507 -63.7 -91.7 1 28.0 -64.6 334 5 650.7 650.7 322.7 650.7 0.00 49 10 30420 -66.9 -93.9 1 27.0 -67.9 325 37 769.8 769.8 326.5 769.9 0.01 50 9.3 30858 -67.7 -93.7 1 26.0 -68.7 782.9 782.9 326.8 783.0 0.01 51 5.6 33950 -62.3 -91.3 1 29.0 -65.1 928.9 929.0 329.9 929.1 0.02 52 4.4 35437 -63.1 -92.1 1 29.0 -66.2 991.5 991.5 331.1 991.7 0.02 TRP 322 8321 -47.5 -68.5 7 21.0 -47.9 215 47 312.0 312.0 286.1 312.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5249.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 62.86 % Est. max temperature: 5.77 C = 42.38 F Sfc-Lift cond lev (LCL): 972.02 mb = 274.51 m = 900.60 ft T: -3.99 C 700-500 lapse rate: 5.31 C/km ThetaE index: 0.45 C Layer 925.0- 879.0 mb Conv cond level (CCL): 925.00 mb = 665.00 m = 2181.73 ft Mean mixing ratio: 2.53 g/kg Conv temperature: -0.53 C = 31.05 F Cap Strength: 15.63 C Lifted Index: 16.60 C Risk: None Lifted Index @300 mb: 27.87 C Lifted Index @700 mb: 8.47 C Showalter Index: 11.62 C Risk: None Total Totals Index: 40.10 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 18.50 C K Index: 4.60 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.82 J/kg Max Up Vert Vel: 3.41 m/s Conv Inhibition (B-): 0.06 J/kg Cap Strength: 16.36 C Lift Cond Lev (LCL): 939.35 mb = 543.73 m = 1783.86 ft Lev Free Conv (LFC): 924.35 mb = 670.42 m = 2199.52 ft Equ Level (EL): 884.35 mb = 1013.80 m = 3326.07 ft B at Equ Level: 1.10 J/kg Max Parcel Lev (MPL): 874.35 mb = 1102.35 m = 3616.58 ft Wind level data Storm motion: 303 at 18 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 1000 51 255 13 12.6 3.4 | 170 13 -2.2 12.8 1 1000 52 255 10 9.7 2.6 | 157 13 -5.1 12.0 2 968 305 265 18 17.9 1.6 | 196 11 3.2 11.0 3 932 610 280 20 19.7 -3.5 | 220 8 4.9 5.9 4 925 665 285 20 19.3 -5.2 | 227 6 4.6 4.2 5 896 914 295 18 16.3 -7.6 | 221 2 1.6 1.8 6 861 1219 280 26 25.6 -4.5 | 246 12 10.8 4.9 7 850 1323 285 25 24.1 -6.5 | 253 10 9.4 2.9 8 828 1524 280 24 23.6 -4.2 | 239 10 8.9 5.2 9 796 1829 290 25 23.5 -8.6 | 264 9 8.7 0.9 10 765 2134 290 23 21.6 -7.9 | 257 7 6.9 1.5 11 735 2438 300 20 17.3 -10.0 | 283 3 2.6 -0.6 12 707 2743 300 26 22.5 -13.0 | 295 9 7.8 -3.6 13 700 2816 305 29 23.8 -16.6 | 309 12 9.0 -7.2 14 625 3658 275 25 24.9 -2.2 | 235 12 10.1 7.2 15 575 4267 265 25 24.9 2.2 | 221 15 10.1 11.6 16 529 4877 245 24 21.8 10.1 | 200 21 7.0 19.5 17 500 5300 235 22 18.0 12.6 | 188 22 3.3 22.0 18 466 5791 240 22 19.1 11.0 | 192 21 4.3 20.4 19 446 6096 230 26 19.9 16.7 | 191 27 5.2 26.1 20 409 6706 235 30 24.6 17.2 | 200 28 9.8 26.6 21 400 6860 230 31 23.7 19.9 | 197 31 9.0 29.3 22 374 7315 210 34 17.0 29.4 | 183 39 2.2 38.9 23 357 7620 215 42 24.1 34.4 | 192 45 9.3 43.8 24 326 8230 220 52 33.4 39.8 | 201 53 18.7 49.2 25 322 8321 215 47 27.0 38.5 | 194 49 12.2 47.9 26 300 8790 220 50 32.1 38.3 | 200 51 17.4 47.7 27 284 9144 220 46 29.6 35.2 | 198 47 14.8 44.6 28 259 9754 225 46 32.5 32.5 | 203 46 17.8 41.9 29 250 9990 230 30 23.0 19.3 | 196 30 8.2 28.7 30 247 10058 235 36 29.5 20.6 | 206 33 14.7 30.1 31 236 10363 230 27 20.7 17.4 | 192 27 5.9 26.8 32 226 10668 215 32 18.4 26.2 | 186 36 3.6 35.6 33 206 11278 225 34 24.0 24.0 | 196 35 9.3 33.4 34 200 11460 230 24 18.4 15.4 | 188 25 3.6 24.8 35 196 11582 230 23 17.6 14.8 | 187 24 2.9 24.2 36 179 12192 210 25 12.5 21.7 | 176 31 -2.3 31.1 37 163 12802 215 21 12.0 17.2 | 174 27 -2.7 26.6 38 156 13106 200 18 6.2 16.9 | 162 28 -8.6 26.3 39 150 13370 185 27 2.4 26.9 | 161 38 -12.4 36.3 40 149 13411 185 20 1.7 19.9 | 156 32 -13.0 29.3 41 142 13716 210 33 16.5 28.6 | 183 38 1.7 38.0 42 130 14326 225 21 14.8 14.8 | 180 24 0.1 24.3 43 124 14630 190 17 3.0 16.7 | 156 29 -11.8 26.1 44 118 14935 215 21 12.0 17.2 | 174 27 -2.7 26.6 45 113 15240 190 21 3.6 20.7 | 160 32 -11.1 30.1 46 103 15850 220 25 16.1 19.2 | 183 29 1.3 28.6 47 100 16020 240 24 20.8 12.0 | 196 22 6.0 21.4 48 98 16154 210 26 13.0 22.5 | 177 32 -1.8 31.9 49 93 16459 255 13 12.6 3.4 | 170 13 -2.2 12.8 50 89 16764 240 7 6.1 3.5 | 146 16 -8.7 12.9 51 85 17069 255 21 20.3 5.4 | 200 16 5.5 14.8 52 81 17374 265 10 10.0 0.9 | 155 11 -4.8 10.3 53 77 17678 210 10 5.0 8.7 | 152 21 -9.8 18.1 54 70 18288 265 10 10.0 0.9 | 155 11 -4.8 10.3 55 70 18330 195 2 0.5 1.9 | 129 18 -14.2 11.3 56 67 18593 240 1 0.9 0.5 | 125 17 -13.9 9.9 57 61 19202 205 10 4.2 9.1 | 150 21 -10.5 18.5 58 58 19507 220 10 6.4 7.7 | 154 19 -8.3 17.1 59 55 19812 215 10 5.7 8.2 | 153 20 -9.0 17.6 60 53 20117 225 13 9.2 9.2 | 163 19 -5.6 18.6 61 50 20422 190 16 2.8 15.8 | 155 28 -12.0 25.2 62 50 20470 270 8 8.0 -0.0 | 144 12 -6.8 9.4 63 48 20726 230 10 7.7 6.4 | 156 17 -7.1 15.8 64 46 21031 165 10 -2.6 9.7 | 138 26 -17.3 19.1 65 44 21336 210 17 8.5 14.7 | 165 25 -6.3 24.1 66 41 21641 245 22 19.9 9.3 | 195 19 5.2 18.7 67 38 22250 275 10 10.0 -0.9 | 151 10 -4.8 8.5 68 36 22555 305 11 9.0 -6.3 | 118 7 -5.8 3.1 69 33 23165 295 4 3.6 -1.7 | 125 14 -11.1 7.7 70 30 23670 285 6 5.8 -1.6 | 131 12 -9.0 7.9 71 30 23774 345 15 3.9 -14.5 | 65 12 -10.9 -5.1 72 28 24079 285 10 9.7 -2.6 | 143 9 -5.1 6.8 73 27 24384 325 10 5.7 -8.2 | 98 9 -9.0 1.2 74 25 24689 305 11 9.0 -6.3 | 118 7 -5.8 3.1 75 24 24994 350 11 1.9 -10.8 | 84 13 -12.9 -1.4 76 23 25298 330 18 9.0 -15.6 | 43 8 -5.8 -6.2 77 22 25603 335 23 9.7 -20.8 | 24 12 -5.0 -11.4 78 21 25908 335 14 5.9 -12.7 | 70 9 -8.8 -3.3 79 20 26190 330 9 4.5 -7.8 | 99 10 -10.3 1.6 80 20 26213 315 10 7.1 -7.1 | 107 8 -7.7 2.3 81 19 26518 335 5 2.1 -4.5 | 111 14 -12.6 4.9 82 18 26822 335 14 5.9 -12.7 | 70 9 -8.8 -3.3 83 16 27432 300 17 14.7 -8.5 | 178 1 -0.0 0.9 84 15 28042 320 22 14.1 -16.9 | 5 7 -0.6 -7.4 85 14 28346 300 23 19.9 -11.5 | 292 6 5.2 -2.1 86 13 28651 315 29 20.5 -20.5 | 333 12 5.7 -11.1 87 13 28956 345 24 6.2 -23.2 | 32 16 -8.5 -13.8 88 12 29261 315 22 15.6 -15.6 | 353 6 0.8 -6.1 89 12 29566 335 18 7.6 -16.3 | 46 10 -7.2 -6.9 90 11 29870 310 23 17.6 -14.8 | 332 6 2.9 -5.4 91 10 30175 320 30 19.3 -23.0 | 342 14 4.5 -13.6 92 10 30420 325 37 21.2 -30.3 | 343 22 6.5 -20.9 Wind Parameters Mean winds (0-6000m): 272.5 at 23.3 knts Storm direction: 302.5 at 17.5 knts Shear (0-3000m) pos: 2.9 neg: 1.5 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 116.7 deg Storm rel helicity (0-3000m) pos: 48.3 neg: -16.5 tot: 31.8 m^2/s^2 ave: 10.6 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 5.68 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 ------------------------------------------------------------------------------- 500 266 17 193 11| 9.3 0.0 9.3| 23.9 0.0 23.9 47.9 0.82| 10.5 8.6 1000 278 18 206 8| 6.6 0.0 6.6| 28.6 -0.2 28.4 28.4 0.58| 10.0 5.8 1500 280 20 222 8| 4.4 1.3 5.7| 31.1 -4.5 26.6 17.7 0.38| 9.5 3.6 2000 282 21 231 8| 3.9 1.0 4.9| 40.2 -5.8 34.4 17.2 0.42| 8.5 3.5 2500 285 21 237 7| 3.5 0.8 4.3| 42.9 -6.1 36.7 14.7 0.40| 8.2 3.3 3000 288 22 249 7| 2.9 1.5 4.4| 48.3 -16.5 31.8 10.6 0.29| 8.7 2.5 4000 286 23 249 8| 2.2 2.1 4.3| 48.3 -53.5 -5.2 -1.3 0.04| 8.2 0.3 5000 280 23 237 10| 1.8 2.6 4.3| 48.3 -99.9 -51.6 -10.3 -0.10| 7.8 -0.7 6000 273 23 226 12| 1.5 2.5 4.0| 55.2-114.8 -59.5 -9.9 -0.10| 7.3 -0.7 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251021.12.gif