UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:1200Z 1 MAY 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 1007 51 -18.1 -20.9 79 2.8 -18.5 265 6 254.5 254.7 254.2 256.5 0.72 1 1000 104 -18.3 -21.0 79 2.7 -18.7 285 11 254.9 255.0 254.5 256.8 0.72 2 981 247 -17.7 -20.4 79 2.7 -18.1 296 22 256.9 257.0 256.2 258.9 0.77 3 925 684 -21.7 -21.7 100 0.0 -21.7 305 25 257.1 257.2 256.4 259.1 0.73 4 899 893 -23.5 -23.6 99 0.1 -23.5 300 26 257.4 257.5 256.4 259.1 0.63 5 887 993 -16.7 -21.7 65 5.0 -17.5 300 29 265.4 265.5 262.9 267.5 0.76 6 873 1113 -14.3 -23.3 46 9.0 -15.9 300 33 269.1 269.2 265.4 271.0 0.67 7 864 1192 -13.3 -27.3 30 14.0 -15.5 300 36 270.9 271.0 266.3 272.3 0.47 8 850 1316 -12.9 -26.9 30 14.0 -15.2 305 35 272.6 272.7 267.4 274.1 0.50 9 846 1352 -12.7 -23.7 39 11.0 -14.7 305 35 273.2 273.3 268.1 275.2 0.67 10 843 1379 -12.7 -25.7 33 13.0 -14.9 305 35 273.5 273.6 268.1 275.1 0.56 11 835 1452 -12.9 -28.9 25 16.0 -15.4 305 35 274.0 274.1 268.2 275.3 0.42 12 825 1544 -13.1 -21.1 51 8.0 -14.7 305 35 274.8 274.9 269.5 277.3 0.86 13 807 1712 -13.3 -24.3 39 11.0 -15.3 305 35 276.3 276.4 270.1 278.3 0.66 14 803 1749 -13.3 -24.3 39 11.0 -15.3 305 35 276.7 276.8 270.3 278.7 0.67 15 797 1806 -13.5 -16.3 79 2.8 -14.2 305 35 277.1 277.3 271.7 280.9 1.34 16 787 1902 -13.9 -19.9 60 6.0 -15.2 304 35 277.6 277.8 271.5 280.6 1.00 17 772 2048 -14.7 -17.2 81 2.5 -15.3 301 36 278.3 278.5 272.3 282.0 1.28 18 769 2078 -14.9 -17.8 78 2.9 -15.6 301 37 278.4 278.6 272.3 282.0 1.23 19 765 2117 -14.9 -21.9 55 7.0 -16.3 300 37 278.8 279.0 271.9 281.4 0.86 20 758 2187 -15.1 -23.1 50 8.0 -16.6 301 38 279.3 279.5 272.1 281.7 0.79 21 747 2297 -15.7 -22.7 55 7.0 -17.0 303 41 279.8 280.0 272.5 282.3 0.83 22 731 2460 -16.9 -24.9 50 8.0 -18.3 304 44 280.3 280.4 272.5 282.4 0.69 23 717 2606 -15.9 -39.9 11 24.0 -18.7 297 46 282.9 283.0 273.2 283.5 0.17 24 713 2648 -16.1 -38.1 13 22.0 -18.8 295 46 283.2 283.2 273.3 283.8 0.20 25 700 2786 -16.9 -36.9 16 20.0 -19.4 290 45 283.8 283.8 273.8 284.5 0.23 26 638 3475 -22.5 -37.5 24 15.0 -24.1 294 43 285.0 285.1 274.5 285.8 0.24 27 608 3827 -24.9 -42.9 17 18.0 -26.4 297 43 286.2 286.2 274.9 286.7 0.14 28 597 3960 -26.1 -37.1 35 11.0 -27.2 300 43 286.3 286.4 275.2 287.2 0.26 29 571 4281 -28.5 -37.5 42 9.0 -29.3 305 44 287.2 287.2 275.6 288.0 0.27 30 529 4824 -32.3 -42.3 36 10.0 -33.0 305 41 289.0 289.0 276.4 289.5 0.17 31 500 5220 -35.3 -41.3 54 6.0 -35.7 305 44 290.0 290.0 277.0 290.7 0.21 32 484 5444 -37.3 -40.3 74 3.0 -37.5 301 42 290.2 290.3 277.2 291.0 0.24 33 469 5660 -38.9 -41.9 73 3.0 -39.1 304 43 290.9 290.9 277.4 291.6 0.21 34 461 5778 -39.1 -45.1 53 6.0 -39.4 307 44 292.1 292.1 277.9 292.6 0.15 35 421 6390 -44.1 -46.9 74 2.8 -44.2 322 44 293.3 293.4 278.5 293.8 0.13 36 400 6730 -46.7 -51.1 61 4.4 -46.9 330 40 294.3 294.3 278.9 294.6 0.09 37 370 7242 -50.1 -56.1 49 6.0 -50.3 323 40 296.4 296.4 279.8 296.6 0.05 38 321 8156 -56.5 -59.0 73 2.5 -56.5 320 44 299.8 299.9 281.3 300.0 0.04 39 314 8296 -55.1 -69.1 16 14.0 -55.2 322 48 303.7 303.7 282.9 303.7 0.01 40 300 8590 -50.3 -73.3 5 23.0 -50.6 310 45 314.5 314.5 286.9 314.5 0.01 41 291 8790 -48.5 -74.5 3 26.0 -48.9 310 45 319.8 319.8 288.6 319.8 0.01 42 257 9616 -44.9 -78.9 1 34.0 -45.6 325 30 336.6 336.6 293.5 336.7 0.00 43 252 9747 -45.9 -78.9 1 33.0 -46.5 322 32 337.1 337.1 293.6 337.1 0.00 44 250 9800 -45.7 -78.7 1 33.0 -46.3 320 32 338.1 338.1 293.9 338.1 0.00 45 200 11290 -44.5 -81.5 1 37.0 -45.4 315 34 362.3 362.3 299.1 362.3 0.00 46 168 12461 -43.5 -81.5 1 38.0 -44.6 326 23 382.5 382.5 302.6 382.5 0.00 47 154 13044 -45.5 -82.5 1 37.0 -46.5 316 20 388.7 388.7 303.6 388.7 0.00 48 150 13220 -45.3 -82.3 1 37.0 -46.3 320 24 392.0 392.0 304.1 392.0 0.00 49 143 13539 -44.3 -82.3 1 38.0 -45.5 320 24 399.1 399.1 305.1 399.2 0.00 50 103 15724 -47.1 -84.1 1 37.0 -48.3 326 14 433.0 433.0 309.1 433.1 0.00 51 100 15920 -46.7 -84.7 1 38.0 -48.0 320 17 437.5 437.5 309.6 437.5 0.00 52 92 16473 -44.3 -83.3 1 39.0 -46.1 328 13 452.8 452.8 311.1 452.8 0.00 53 70 18280 -48.1 -85.1 1 37.0 -49.7 340 8 481.5 481.5 313.5 481.5 0.00 54 69 18375 -48.3 -85.3 1 37.0 -49.8 349 11 483.0 483.0 313.7 483.1 0.00 55 62 19084 -45.5 -84.5 0 39.0 -47.7 347 15 504.2 504.2 315.2 504.3 0.01 56 50 20510 -48.5 -86.5 0 38.0 -50.5 340 4 529.2 529.2 316.9 529.2 0.00 57 37 22498 -46.7 -85.7 0 39.0 -49.7 346 7 581.4 581.4 319.8 581.4 0.01 58 30 23880 -49.3 -87.3 0 38.0 -52.1 85 9 610.2 610.2 321.0 610.3 0.01 59 26 24819 -49.9 -87.9 0 38.0 -52.8 99 10 634.0 634.0 322.0 634.1 0.01 60 20 26540 -49.1 -87.1 0 38.0 -52.9 70 12 685.9 685.9 324.0 686.0 0.01 61 11 30513 -43.9 -83.9 0 40.0 -51.8 115 13 832.7 832.7 328.0 833.0 0.03 62 10 31150 -46.1 -85.1 0 39.0 -53.3 105 19 847.5 847.5 328.4 847.7 0.03 63 9.2 31703 -47.3 -86.3 0 39.0 -54.3 863.3 863.3 328.7 863.6 0.02 64 6.3 34258 -38.3 -80.3 0 42.0 -51.9 1000.4 1000.5 331.2 1001.6 0.10 65 6.1 34480 -38.5 -80.5 0 42.0 -52.1 1008.8 1008.9 331.4 1010.0 0.10 TRP 321 8156 -56.5 -59.0 73 2.5 -56.5 320 44 299.8 299.9 281.3 300.0 0.04 WND Sounding variables and indices 1000-500 mb thick: 5116.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 46.42 % Est. max temperature: -0.82 C = 30.52 F Sfc-Lift cond lev (LCL): 961.73 mb = 394.75 m = 1295.11 ft T: -19.05 C 700-500 lapse rate: 7.56 C/km ThetaE index: 0.65 C Layer 769.0- 758.0 mb Conv cond level (CCL): 926.75 mb = 669.96 m = 2198.02 ft Mean mixing ratio: 0.73 g/kg Conv temperature: -15.53 C = 4.05 F Cap Strength: 25.34 C Lifted Index: 25.73 C Risk: None Lifted Index @300 mb: 39.56 C Lifted Index @700 mb: 23.10 C Showalter Index: 13.25 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 8.40 C K Index: -24.50 Risk: None Sweat Index: 114.00 Risk: None Energy Index: 3.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.51 J/kg Max Up Vert Vel: 4.13 m/s Conv Inhibition (B-): 83488.95 J/kg Cap Strength: 25.73 C Lift Cond Lev (LCL): 933.31 mb = 617.59 m = 2026.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 331 at 29 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 1007 51 265 6 6.0 0.5 | 163 27 -8.0 25.9 1 1000 104 285 11 10.6 -2.8 | 171 23 -3.4 22.5 2 973 305 300 26 22.5 -13.0 | 215 15 8.5 12.4 3 934 610 305 24 19.7 -13.8 | 206 13 5.7 11.6 4 925 684 305 25 20.5 -14.3 | 210 13 6.5 11.0 5 897 914 300 26 22.5 -13.0 | 215 15 8.5 12.4 6 861 1219 300 37 32.0 -18.5 | 249 19 18.0 6.9 7 850 1316 305 35 28.7 -20.1 | 250 16 14.7 5.3 8 794 1829 305 35 28.7 -20.1 | 250 16 14.7 5.3 9 763 2134 300 37 32.0 -18.5 | 249 19 18.0 6.9 10 733 2438 305 44 36.0 -25.2 | 270 22 22.0 0.1 11 704 2743 290 47 44.2 -16.1 | 253 32 30.2 9.3 12 700 2786 290 45 42.3 -15.4 | 251 30 28.3 10.0 13 621 3658 295 43 39.0 -18.2 | 254 26 25.0 7.2 14 570 4267 305 44 36.0 -25.2 | 270 22 22.0 0.1 15 524 4877 305 41 33.6 -23.5 | 265 20 19.6 1.9 16 500 5220 305 44 36.0 -25.2 | 270 22 22.0 0.1 17 481 5486 300 41 35.5 -20.5 | 257 22 21.5 4.9 18 439 6096 315 47 33.2 -33.2 | 292 21 19.2 -7.9 19 400 6730 330 40 20.0 -34.6 | 327 11 6.0 -9.3 20 383 7010 325 39 22.4 -31.9 | 308 11 8.4 -6.6 21 349 7620 320 42 27.0 -32.2 | 298 15 13.0 -6.8 22 321 8156 320 44 28.3 -33.7 | 300 17 14.3 -8.3 23 317 8230 325 49 28.1 -40.1 | 316 20 14.1 -14.8 24 300 8590 310 45 34.5 -28.9 | 280 21 20.5 -3.6 25 289 8839 310 45 34.5 -28.9 | 280 21 20.5 -3.6 26 276 9144 335 39 16.5 -35.3 | 346 10 2.5 -10.0 27 264 9449 330 29 14.5 -25.1 | 243 1 0.5 0.3 28 250 9800 320 32 20.6 -24.5 | 263 7 6.6 0.9 29 220 10668 320 29 18.6 -22.2 | 236 6 4.6 3.2 30 200 11278 310 34 26.0 -21.9 | 254 13 12.0 3.5 31 200 11290 315 34 24.0 -24.0 | 262 10 10.0 1.3 32 191 11582 320 37 23.8 -28.3 | 287 10 9.8 -3.0 33 175 12192 315 27 19.1 -19.1 | 219 8 5.1 6.3 34 160 12802 340 18 6.2 -16.9 | 137 12 -7.8 8.5 35 153 13106 310 21 16.1 -13.5 | 190 12 2.1 11.9 36 150 13220 320 24 15.4 -18.4 | 192 7 1.4 7.0 37 139 13716 320 24 15.4 -18.4 | 192 7 1.4 7.0 38 127 14326 325 18 10.3 -14.7 | 161 11 -3.7 10.6 39 116 14935 320 19 12.2 -14.6 | 171 11 -1.8 10.8 40 111 15240 325 16 9.2 -13.1 | 159 13 -4.8 12.3 41 106 15545 335 16 6.8 -14.5 | 146 13 -7.2 10.9 42 101 15850 320 13 8.4 -10.0 | 160 16 -5.6 15.4 43 100 15920 320 17 10.9 -13.0 | 166 13 -3.1 12.3 44 97 16154 320 17 10.9 -13.0 | 166 13 -3.1 12.3 45 88 16764 335 10 4.2 -9.1 | 149 19 -9.8 16.3 46 84 17069 335 13 5.5 -11.8 | 148 16 -8.5 13.6 47 80 17374 310 13 10.0 -8.4 | 167 17 -4.0 17.0 48 77 17678 330 16 8.0 -13.9 | 152 13 -6.0 11.5 49 73 17983 310 13 10.0 -8.4 | 167 17 -4.0 17.0 50 70 18280 340 8 2.7 -7.5 | 148 21 -11.3 17.9 51 70 18288 360 11 -0.0 -11.0 | 136 20 -14.0 14.4 52 67 18593 320 11 7.1 -8.4 | 158 18 -6.9 16.9 53 64 18898 355 16 1.4 -15.9 | 127 16 -12.6 9.4 54 53 20117 305 10 8.2 -5.7 | 164 20 -5.8 19.6 55 51 20422 330 14 7.0 -12.1 | 152 15 -7.0 13.2 56 50 20510 340 4 1.4 -3.8 | 150 25 -12.6 21.6 57 48 20726 355 11 1.0 -11.0 | 138 19 -13.0 14.4 58 44 21336 15 3 -0.8 -2.9 | 147 27 -14.8 22.5 59 42 21641 0 0 -0.0 -0.0 | 151 29 -14.0 25.4 60 35 22860 340 10 3.4 -9.4 | 146 19 -10.6 16.0 61 33 23165 10 10 -1.7 -9.8 | 135 22 -15.7 15.5 62 30 23774 65 10 -9.1 -4.2 | 133 31 -23.1 21.1 63 30 23880 85 9 -9.0 -0.8 | 137 34 -23.0 24.6 64 29 24079 60 15 -13.0 -7.5 | 124 32 -27.0 17.9 65 28 24384 120 11 -9.5 5.5 | 143 39 -23.5 30.9 66 25 24994 90 10 -10.0 0.0 | 137 35 -24.0 25.4 67 23 25603 65 1 -0.9 -0.4 | 149 29 -14.9 24.9 68 21 26213 30 10 -5.0 -8.7 | 131 25 -19.0 16.7 69 20 26540 70 12 -11.3 -4.1 | 130 33 -25.3 21.3 70 19 26822 60 17 -14.7 -8.5 | 120 33 -28.7 16.9 71 18 27127 100 11 -10.8 1.9 | 138 37 -24.8 27.3 72 17 27432 85 11 -11.0 -1.0 | 134 35 -25.0 24.4 73 17 27737 50 10 -7.7 -6.4 | 131 29 -21.7 18.9 74 16 28042 30 11 -5.5 -9.5 | 129 25 -19.5 15.8 75 15 28346 55 15 -12.3 -8.6 | 123 31 -26.3 16.8 76 15 28651 85 12 -12.0 -1.0 | 133 36 -26.0 24.3 77 14 28956 60 12 -10.4 -6.0 | 128 31 -24.4 19.4 78 13 29566 65 16 -14.5 -6.8 | 123 34 -28.5 18.6 79 12 29870 110 16 -15.0 5.5 | 137 42 -29.0 30.8 80 12 30175 120 10 -8.7 5.0 | 143 38 -22.7 30.4 81 10 31150 105 19 -18.4 4.9 | 133 44 -32.4 30.3 Wind Parameters Mean winds (0-6000m): 301.1 at 38.6 knts Storm direction: 331.1 at 29.0 knts Shear (0-3000m) pos: 4.2 neg: 3.3 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 88.8 deg Storm rel helicity (0-3000m) pos: 180.4 neg: -67.3 tot: 113.0 m^2/s^2 ave: 37.7 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 42.51 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 ------------------------------------------------------------------------------- 500 299 21 195 16| 20.7 0.0 20.7| 90.1 -5.0 85.1 170.2 0.68| 24.1 16.5 1000 301 23 204 15| 10.3 3.5 13.8|115.0 -5.0 110.0 110.0 0.72| 16.1 11.5 1500 302 27 219 14| 8.5 2.3 10.8|139.8 -5.0 134.8 89.9 0.70| 13.5 9.5 2000 302 29 228 14| 6.4 2.3 8.7|139.8 -5.8 134.0 67.0 0.66| 10.8 7.1 2500 302 31 236 15| 5.1 3.6 8.7|177.3 -21.7 155.7 62.3 0.59| 11.2 6.6 3000 300 34 241 17| 4.2 3.3 7.6|180.4 -67.3 113.0 37.7 0.40| 11.2 4.5 4000 299 36 246 20| 3.6 2.5 6.1|215.7 -67.3 148.3 37.1 0.43| 9.4 4.1 5000 300 38 250 20| 2.9 2.0 4.9|233.7 -76.0 157.7 31.5 0.42| 8.2 3.4 6000 301 39 254 20| 3.3 1.7 5.0|299.3 -98.0 201.3 33.6 0.43| 8.3 3.5 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250501.12.gif