UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 28 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 1014 51 -14.1 -17.0 79 2.9 -14.6 20 13 258.0 258.2 257.6 260.7 0.99 1 1000 156 -15.3 -17.4 84 2.1 -15.7 10 14 257.9 258.0 257.5 260.5 0.97 2 975 347 -17.1 -18.3 90 1.2 -17.3 25 11 257.9 258.1 257.4 260.4 0.93 3 970 385 -13.7 -18.7 66 5.0 -14.6 29 12 261.7 261.9 260.4 264.2 0.90 4 963 440 -12.9 -18.9 61 6.0 -14.0 36 12 263.1 263.2 261.4 265.5 0.89 5 925 747 -13.5 -20.5 56 7.0 -14.8 50 11 265.5 265.6 263.0 267.8 0.81 6 905 913 -13.7 -21.7 51 8.0 -15.1 55 11 267.0 267.1 264.0 269.1 0.74 7 880 1127 -13.5 -18.0 69 4.5 -14.4 45 13 269.3 269.5 266.2 272.3 1.05 8 875 1170 -13.7 -19.7 60 6.0 -14.9 42 14 269.6 269.7 266.1 272.2 0.92 9 871 1205 -13.5 -14.8 90 1.3 -13.8 41 14 270.1 270.3 267.4 274.0 1.39 10 868 1231 -13.3 -18.3 66 5.0 -14.3 42 14 270.6 270.8 267.0 273.5 1.04 11 865 1257 -12.9 -14.6 87 1.7 -13.3 46 14 271.3 271.5 268.2 275.3 1.42 12 863 1275 -12.7 -15.9 77 3.2 -13.4 48 14 271.7 271.9 268.2 275.3 1.28 13 856 1337 -12.5 -14.6 84 2.1 -13.0 57 13 272.5 272.7 269.0 276.6 1.44 14 850 1391 -12.7 -14.6 86 1.9 -13.2 65 13 272.8 273.1 269.2 276.9 1.45 15 826 1609 -14.1 -15.4 90 1.3 -14.4 75 10 273.6 273.8 269.7 277.6 1.39 16 816 1701 -14.7 -17.8 77 3.1 -15.4 79 9 273.9 274.1 269.4 277.2 1.15 17 770 2138 -17.5 -17.5 100 0.0 -17.5 75 10 275.5 275.7 270.6 279.1 1.26 18 756 2275 -18.7 -20.3 87 1.6 -19.0 75 7 275.6 275.8 270.2 278.6 1.01 19 754 2295 -18.9 -22.7 72 3.8 -19.6 75 7 275.6 275.8 269.9 278.0 0.82 20 746 2374 -18.7 -20.0 89 1.3 -19.0 75 5 276.7 276.9 271.0 279.7 1.05 21 732 2515 -19.5 -20.7 90 1.2 -19.7 89 4 277.3 277.5 271.3 280.3 1.00 22 706 2783 -20.5 -22.5 84 2.0 -20.8 131 4 279.1 279.3 272.2 281.7 0.89 23 700 2846 -20.9 -22.8 85 1.9 -21.2 125 5 279.3 279.5 272.3 281.9 0.87 24 589 4101 -27.7 -31.3 71 3.6 -28.1 143 8 285.6 285.7 275.1 287.1 0.47 25 516 5039 -32.9 -34.4 86 1.5 -33.0 69 5 290.3 290.4 277.4 291.6 0.40 26 505 5190 -33.5 -36.4 75 2.9 -33.7 18 2 291.4 291.4 277.9 292.5 0.34 27 500 5260 -34.1 -35.9 84 1.8 -34.3 355 1 291.5 291.5 278.0 292.6 0.36 28 489 5416 -34.9 -35.7 92 0.8 -35.0 358 0 292.3 292.4 278.4 293.6 0.37 29 454 5934 -37.5 -40.7 72 3.2 -37.7 335 7 295.4 295.4 279.6 296.2 0.24 30 452 5965 -37.5 -41.3 68 3.8 -37.8 333 8 295.7 295.8 279.8 296.5 0.23 31 405 6716 -43.3 -47.8 61 4.5 -43.5 277 5 297.7 297.7 280.5 298.1 0.13 32 400 6800 -44.1 -48.6 61 4.5 -44.3 270 4 297.7 297.7 280.5 298.1 0.12 33 396 6867 -44.7 -49.7 57 5.0 -44.9 270 4 297.7 297.8 280.5 298.1 0.10 34 368 7352 -49.1 -51.2 79 2.1 -49.1 274 6 298.2 298.2 280.7 298.5 0.09 35 358 7532 -50.1 -53.9 64 3.8 -50.2 275 6 299.2 299.2 281.1 299.5 0.07 36 332 8025 -49.1 -70.1 7 21.0 -49.4 270 7 307.1 307.1 284.2 307.1 0.01 37 300 8690 -48.1 -72.1 5 24.0 -48.5 260 23 317.6 317.6 287.9 317.6 0.01 38 285 9027 -46.9 -74.9 3 28.0 -47.4 253 24 324.0 324.0 290.0 324.0 0.01 39 250 9890 -47.1 -78.1 2 31.0 -47.6 265 30 336.0 336.0 293.3 336.1 0.00 40 225 10589 -46.5 -80.5 1 34.0 -47.1 261 29 347.2 347.2 296.0 347.3 0.00 41 200 11370 -47.1 -82.1 1 35.0 -47.8 265 29 358.2 358.2 298.4 358.2 0.00 42 150 13280 -46.9 -82.9 1 36.0 -47.8 255 23 389.2 389.2 303.7 389.3 0.00 43 115 15031 -48.7 -84.7 1 36.0 -49.7 266 20 416.6 416.6 307.3 416.7 0.00 44 100 15950 -47.9 -84.9 1 37.0 -49.1 260 13 435.2 435.2 309.4 435.2 0.00 45 75 17845 -48.9 -85.9 1 37.0 -50.3 260 10 470.4 470.4 312.7 470.4 0.00 46 70 18300 -47.1 -85.1 1 38.0 -48.8 305 13 483.6 483.6 313.7 483.6 0.00 47 54 20020 -46.5 -85.5 0 39.0 -48.7 279 10 522.3 522.3 316.5 522.3 0.00 48 50 20530 -47.7 -85.7 0 38.0 -49.8 145 3 531.1 531.1 317.0 531.1 0.01 49 30 23900 -47.7 -86.7 0 39.0 -50.9 100 8 614.6 614.6 321.3 614.6 0.01 50 23 25650 -49.1 -87.1 0 38.0 -52.5 119 4 659.0 659.0 323.0 659.1 0.01 51 20 26570 -47.9 -86.9 0 39.0 -52.1 80 6 689.6 689.6 324.1 689.6 0.01 52 10 31140 -47.1 -86.1 0 39.0 -53.8 35 18 843.7 843.7 328.2 843.9 0.02 53 7.0 33532 -41.3 -82.3 0 41.0 -52.6 958.3 958.4 330.5 959.0 0.07 TRP 358 7532 -50.1 -53.9 64 3.8 -50.2 275 6 299.2 299.2 281.1 299.5 0.07 WND Sounding variables and indices 1000-500 mb thick: 5104.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 78.53 % Est. max temperature: -0.60 C = 30.91 F Sfc-Lift cond lev (LCL): 967.42 mb = 405.64 m = 1330.83 ft T: -13.41 C 700-500 lapse rate: 5.47 C/km ThetaE index: 1.06 C Layer 756.0- 746.0 mb Conv cond level (CCL): 659.68 mb = 3277.15 m = 10751.68 ft Mean mixing ratio: 0.89 g/kg Conv temperature: 9.46 C = 49.02 F Cap Strength: 22.50 C Lifted Index: 22.48 C Risk: None Lifted Index @300 mb: 37.84 C Lifted Index @700 mb: 14.41 C Showalter Index: 12.23 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 19.50 C K Index: 4.90 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 3.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.53 J/kg Max Up Vert Vel: 9.54 m/s Conv Inhibition (B-): 81332.10 J/kg Cap Strength: 22.48 C Lift Cond Lev (LCL): 892.87 mb = 1016.03 m = 3333.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 111 at 6 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 1014 51 20 13 -4.4 -12.2 | 356 14 0.9 -14.3 1 1000 156 10 14 -2.4 -13.8 | 349 16 3.0 -15.8 2 981 305 20 11 -3.8 -10.3 | 352 12 1.6 -12.4 3 942 610 55 13 -10.6 -7.5 | 29 11 -5.3 -9.5 4 925 747 50 11 -8.4 -7.1 | 18 10 -3.0 -9.1 5 905 914 55 11 -9.0 -6.3 | 23 9 -3.6 -8.3 6 869 1219 40 14 -9.0 -10.7 | 16 13 -3.6 -12.8 7 850 1391 65 13 -11.8 -5.5 | 40 10 -6.4 -7.5 8 802 1829 85 7 -7.0 -0.6 | 31 3 -1.6 -2.6 9 770 2134 75 10 -9.7 -2.6 | 43 6 -4.3 -4.6 10 739 2438 75 4 -3.9 -1.0 | 334 3 1.5 -3.1 11 710 2743 135 4 -2.8 2.8 | 253 3 2.6 0.8 12 700 2846 125 5 -4.1 2.9 | 237 2 1.3 0.8 13 625 3658 130 9 -6.9 5.8 | 158 4 -1.5 3.7 14 599 3962 145 10 -5.7 8.2 | 177 6 -0.3 6.2 15 574 4267 140 6 -3.9 4.6 | 211 3 1.5 2.6 16 527 4877 120 7 -6.1 3.5 | 155 2 -0.7 1.5 17 500 5260 355 1 0.1 -1.0 | 299 6 5.5 -3.0 18 484 5486 0 0 -0.0 -0.0 | 291 6 5.4 -2.0 19 443 6096 325 10 5.7 -8.2 | 313 15 11.1 -10.2 20 400 6800 270 4 4.0 -0.0 | 282 10 9.4 -2.0 21 358 7532 275 6 6.0 -0.5 | 283 12 11.4 -2.6 22 353 7620 270 7 7.0 -0.0 | 279 13 12.4 -2.0 23 337 7925 280 3 3.0 -0.5 | 287 9 8.3 -2.6 24 322 8230 250 16 15.0 5.5 | 260 21 20.4 3.4 25 307 8534 265 17 16.9 1.5 | 271 22 22.3 -0.6 26 300 8690 260 23 22.7 4.0 | 266 28 28.0 2.0 27 280 9144 250 25 23.5 8.6 | 257 30 28.9 6.5 28 267 9449 255 30 29.0 7.8 | 261 35 34.4 5.7 29 250 9890 265 30 29.9 2.6 | 269 35 35.3 0.6 30 244 10058 265 30 29.9 2.6 | 269 35 35.3 0.6 31 222 10668 260 29 28.6 5.0 | 265 34 34.0 3.0 32 212 10973 250 29 27.3 9.9 | 256 34 32.6 7.9 33 200 11370 265 29 28.9 2.5 | 269 34 34.3 0.5 34 161 12802 250 24 22.6 8.2 | 258 29 27.9 6.2 35 154 13106 265 27 26.9 2.4 | 269 32 32.3 0.3 36 150 13280 255 23 22.2 6.0 | 262 28 27.6 3.9 37 140 13716 255 30 29.0 7.8 | 261 35 34.4 5.7 38 134 14021 260 32 31.5 5.6 | 265 37 36.9 3.5 39 128 14326 285 28 27.0 -7.2 | 286 34 32.4 -9.3 40 111 15240 260 18 17.7 3.1 | 267 23 23.1 1.1 41 100 15950 260 13 12.8 2.3 | 269 18 18.2 0.2 42 97 16154 260 13 12.8 2.3 | 269 18 18.2 0.2 43 93 16459 245 16 14.5 6.8 | 257 20 19.9 4.7 44 88 16764 270 14 14.0 -0.0 | 276 20 19.4 -2.0 45 84 17069 250 12 11.3 4.1 | 263 17 16.7 2.1 46 81 17374 315 13 9.2 -9.2 | 308 18 14.6 -11.2 47 77 17678 320 10 6.4 -7.7 | 309 15 11.8 -9.7 48 73 17983 210 10 5.0 8.7 | 237 12 10.4 6.6 49 70 18288 245 14 12.7 5.9 | 258 18 18.1 3.9 50 70 18300 305 13 10.6 -7.5 | 301 19 16.0 -9.5 51 67 18593 300 13 11.3 -6.5 | 297 19 16.7 -8.5 52 64 18898 290 13 12.2 -4.4 | 290 19 17.6 -6.5 53 61 19202 305 12 9.8 -6.9 | 300 18 15.2 -8.9 54 56 19812 255 10 9.7 2.6 | 268 15 15.1 0.6 55 53 20117 290 10 9.4 -3.4 | 290 16 14.8 -5.5 56 50 20530 145 3 -1.7 2.5 | 263 4 3.7 0.4 57 49 20726 0 0 -0.0 -0.0 | 291 6 5.4 -2.0 58 44 21336 295 3 2.7 -1.3 | 292 9 8.1 -3.3 59 30 23900 100 8 -7.9 1.4 | 75 3 -2.5 -0.6 60 27 24689 100 10 -9.8 1.7 | 86 4 -4.5 -0.3 61 25 24994 125 13 -10.6 7.5 | 136 8 -5.3 5.4 62 24 25298 135 1 -0.7 0.7 | 286 5 4.7 -1.3 63 20 26518 80 10 -9.8 -1.7 | 50 6 -4.5 -3.8 64 20 26570 80 6 -5.9 -1.0 | 9 3 -0.5 -3.1 65 18 27432 110 8 -7.5 2.7 | 108 2 -2.1 0.7 66 17 27737 75 11 -10.6 -2.8 | 47 7 -5.2 -4.9 67 15 28346 295 1 0.9 -0.4 | 291 7 6.3 -2.5 68 15 28651 80 11 -10.8 -1.9 | 54 7 -5.4 -3.9 69 14 28956 65 12 -10.9 -5.1 | 38 9 -5.5 -7.1 70 10 31140 35 18 -10.3 -14.7 | 16 17 -4.9 -16.8 Wind Parameters Mean winds (0-6000m): 80.7 at 7.7 knts Storm direction: 110.7 at 5.8 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -156.4 deg Storm rel helicity (0-3000m) pos: 40.2 neg: -21.3 tot: 18.9 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.20 Bulk Shear: 14.22 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 24 12 358 13| 6.4 0.0 6.4| 21.4 -6.8 14.5 29.1 0.42| 12.0 5.1 1000 38 12 10 12| 3.2 0.0 3.2| 25.7 -11.3 14.4 14.4 0.29| 8.6 2.5 1500 44 12 16 11| 3.7 0.0 3.7| 39.5 -13.0 26.5 17.7 0.35| 9.0 3.1 2000 50 11 20 10| 2.9 0.0 2.9| 40.2 -13.8 26.4 13.2 0.28| 8.3 2.3 2500 54 10 20 9| 2.6 0.0 2.6| 40.2 -19.4 20.8 8.3 0.08| 8.3 0.7 3000 58 9 21 7| 2.7 0.0 2.7| 40.2 -21.3 18.9 6.3 -0.01| 7.7 -0.1 4000 76 9 39 6| 2.5 0.0 2.5| 43.1 -22.4 20.7 5.2 -0.00| 6.6 -0.0 5000 85 9 48 4| 2.0 0.9 2.9| 44.8 -24.8 20.0 4.0 -0.09| 6.6 -0.6 6000 81 8 34 4| 1.7 1.6 3.2| 50.4 -32.9 17.5 2.9 -0.10| 6.8 -0.7 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250428.00.gif