UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 22 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 1015 51 -9.3 -12.7 76 3.4 -10.1 210 9 262.7 263.0 262.2 266.6 1.42 1 1000 166 -10.1 -12.9 80 2.8 -10.8 225 15 263.0 263.3 262.4 266.9 1.41 2 958 495 -12.7 -14.4 87 1.7 -13.1 235 17 263.7 263.9 262.6 267.2 1.31 3 941 632 -12.1 -15.9 73 3.8 -12.9 233 16 265.6 265.8 263.9 268.9 1.17 4 925 763 -12.3 -18.3 61 6.0 -13.5 220 13 266.7 266.9 264.3 269.5 0.98 5 892 1040 -13.3 -21.3 51 8.0 -14.8 242 15 268.5 268.6 265.1 270.7 0.78 6 859 1325 -14.7 -19.7 66 5.0 -15.7 257 19 269.9 270.1 266.4 272.6 0.93 7 850 1405 -14.9 -19.9 66 5.0 -15.9 255 20 270.5 270.7 266.8 273.2 0.93 8 821 1667 -16.1 -23.1 55 7.0 -17.3 261 24 272.0 272.1 267.4 274.1 0.72 9 797 1890 -16.5 -32.5 24 16.0 -18.6 264 27 273.9 273.9 267.9 274.8 0.31 10 760 2247 -17.9 -29.9 34 12.0 -19.6 258 27 276.1 276.2 269.5 277.4 0.42 11 752 2326 -17.9 -43.9 8 26.0 -20.3 257 28 276.9 276.9 269.5 277.3 0.10 12 738 2466 -18.1 -45.1 7 27.0 -20.5 255 29 278.2 278.2 270.2 278.5 0.09 13 729 2558 -18.3 -38.3 16 20.0 -20.5 257 30 279.0 279.0 270.9 279.6 0.19 14 726 2589 -18.5 -30.5 34 12.0 -20.1 257 30 279.1 279.1 271.4 280.4 0.42 15 715 2702 -19.1 -37.1 19 18.0 -21.1 259 31 279.6 279.7 271.4 280.3 0.22 16 709 2765 -19.5 -28.5 45 9.0 -20.8 261 31 279.9 280.0 272.0 281.4 0.51 17 700 2860 -19.9 -27.9 49 8.0 -21.1 265 31 280.4 280.5 272.4 282.1 0.55 18 652 3382 -23.1 -29.1 58 6.0 -23.9 262 34 282.6 282.7 273.6 284.2 0.53 19 563 4442 -29.1 -37.1 46 8.0 -29.9 257 41 287.6 287.7 275.9 288.5 0.28 20 552 4583 -29.7 -40.7 34 11.0 -30.6 255 41 288.5 288.6 276.2 289.2 0.20 21 523 4965 -32.3 -48.3 19 16.0 -33.2 250 42 289.9 289.9 276.7 290.2 0.09 22 509 5155 -33.9 -44.9 32 11.0 -34.6 250 43 290.2 290.2 277.0 290.7 0.14 23 502 5252 -34.1 -55.1 10 21.0 -35.0 250 44 291.1 291.1 277.3 291.3 0.04 24 500 5280 -34.3 -54.3 11 20.0 -35.2 250 44 291.2 291.2 277.3 291.4 0.05 25 465 5785 -38.1 -54.1 17 16.0 -38.7 250 49 292.6 292.6 278.0 292.8 0.05 26 446 6072 -40.1 -49.1 38 9.0 -40.5 250 53 293.6 293.6 278.6 293.9 0.10 27 400 6810 -44.5 -53.5 36 9.0 -44.8 255 50 297.2 297.2 280.2 297.4 0.07 28 372 7292 -47.7 -59.7 24 12.0 -48.0 246 48 299.1 299.1 281.0 299.3 0.03 29 347 7749 -50.1 -60.1 30 10.0 -50.3 240 47 301.9 301.9 282.2 302.0 0.03 30 340 7882 -50.9 -56.9 49 6.0 -51.0 240 48 302.6 302.6 282.5 302.8 0.05 31 314 8397 -53.1 -65.1 22 12.0 -53.3 246 44 306.5 306.5 284.0 306.6 0.02 32 300 8690 -53.9 -63.9 28 10.0 -54.1 250 42 309.4 309.4 285.1 309.5 0.02 33 291 8885 -54.1 -70.1 12 16.0 -54.3 253 38 311.8 311.8 286.0 311.8 0.01 34 268 9416 -49.7 -75.7 3 26.0 -50.1 236 33 325.6 325.6 290.5 325.7 0.00 35 267 9440 -49.3 -75.3 3 26.0 -49.7 235 33 326.6 326.6 290.7 326.6 0.01 36 262 9564 -49.9 -74.9 4 25.0 -50.3 235 33 327.5 327.5 291.0 327.5 0.01 37 250 9870 -48.3 -75.3 3 27.0 -48.8 235 33 334.3 334.3 292.9 334.3 0.01 38 237 10225 -45.7 -77.7 2 32.0 -46.4 239 30 343.3 343.3 295.1 343.3 0.00 39 221 10692 -46.5 -79.5 1 33.0 -47.1 244 26 349.0 349.0 296.4 349.0 0.00 40 216 10845 -45.3 -80.3 1 35.0 -46.0 235 25 353.2 353.2 297.3 353.2 0.00 41 200 11360 -45.7 -79.7 1 34.0 -46.4 235 20 360.4 360.4 298.8 360.4 0.00 42 196 11494 -46.1 -80.1 1 34.0 -46.9 238 19 361.9 361.9 299.1 361.9 0.00 43 189 11736 -44.7 -79.7 1 35.0 -45.6 244 16 367.9 367.9 300.2 367.9 0.00 44 175 12246 -47.1 -81.1 1 34.0 -47.9 249 13 372.1 372.1 300.9 372.1 0.00 45 156 13009 -44.9 -80.9 1 36.0 -46.0 220 23 388.3 388.3 303.5 388.3 0.00 46 150 13270 -45.5 -81.5 1 36.0 -46.5 225 19 391.7 391.7 304.0 391.7 0.00 47 126 14429 -46.5 -82.5 1 36.0 -47.6 235 15 409.9 409.9 306.5 409.9 0.00 48 116 14974 -49.7 -83.7 1 34.0 -50.5 205 3 413.8 413.8 307.0 413.8 0.00 49 109 15383 -47.9 -83.9 1 36.0 -49.0 217 13 424.6 424.6 308.2 424.6 0.00 50 100 15950 -48.7 -83.7 1 35.0 -49.8 190 10 433.6 433.6 309.2 433.6 0.00 51 87 16866 -46.7 -82.7 1 36.0 -48.2 217 11 455.3 455.3 311.4 455.3 0.00 52 70 18300 -47.9 -83.9 1 36.0 -49.5 205 2 481.9 481.9 313.6 481.9 0.00 53 57 19663 -46.7 -83.7 1 37.0 -48.8 140 11 513.8 513.8 315.9 513.8 0.01 54 50 20530 -48.5 -84.5 1 36.0 -50.5 120 1 529.2 529.2 316.9 529.2 0.01 55 30 23900 -48.5 -85.5 1 37.0 -51.5 125 10 612.4 612.4 321.2 612.5 0.01 56 24 25362 -49.5 -86.5 1 37.0 -52.7 149 10 649.9 649.9 322.7 649.9 0.01 57 20 26560 -47.5 -85.5 1 38.0 -51.8 180 6 690.8 690.8 324.1 690.9 0.01 58 13 29406 -47.9 -85.9 0 38.0 -53.4 57 11 780.0 780.0 326.7 780.1 0.02 59 10 31150 -44.5 -84.5 0 40.0 -52.5 345 13 853.4 853.5 328.5 853.7 0.03 60 8.1 32561 -44.7 -84.7 0 40.0 -53.5 905.7 905.7 329.5 906.0 0.04 61 6.1 34487 -37.7 -79.7 0 42.0 -51.8 1012.3 1012.3 331.4 1013.6 0.11 62 5.0 35857 -38.3 -80.3 0 42.0 -53.1 1068.8 1068.9 332.2 1070.3 0.13 TRP 300 8690 -53.9 -63.9 28 10.0 -54.1 250 42 309.4 309.4 285.1 309.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5114.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 47.19 % Est. max temperature: -2.33 C = 27.80 F Sfc-Lift cond lev (LCL): 961.20 mb = 469.51 m = 1540.38 ft T: -12.50 C 700-500 lapse rate: 5.95 C/km ThetaE index: 0.11 C Layer 752.0- 738.0 mb Conv cond level (CCL): 770.70 mb = 2141.91 m = 7027.19 ft Mean mixing ratio: 1.26 g/kg Conv temperature: 3.46 C = 38.23 F Cap Strength: 19.32 C Lifted Index: 19.35 C Risk: None Lifted Index @300 mb: 29.46 C Lifted Index @700 mb: 12.39 C Showalter Index: 15.02 C Risk: None Total Totals Index: 33.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 14.40 C K Index: -8.50 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 3.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.62 J/kg Max Up Vert Vel: 6.10 m/s Conv Inhibition (B-): 76024.31 J/kg Cap Strength: 19.04 C Lift Cond Lev (LCL): 914.59 mb = 849.23 m = 2786.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 24 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 51 210 9 4.5 7.8 | 126 23 -18.8 13.8 1 1000 166 225 15 10.6 10.6 | 143 21 -12.7 16.6 2 982 305 235 18 14.7 10.3 | 152 18 -8.6 16.3 3 944 610 235 16 13.1 9.2 | 146 18 -10.2 15.2 4 925 763 220 13 8.4 10.0 | 137 22 -14.9 15.9 5 907 914 230 13 10.0 8.4 | 137 20 -13.3 14.3 6 871 1219 260 17 16.7 3.0 | 144 11 -6.6 8.9 7 850 1405 255 20 19.3 5.2 | 160 12 -4.0 11.2 8 803 1829 265 27 26.9 2.4 | 203 9 3.6 8.3 9 771 2134 260 26 25.6 4.5 | 192 11 2.3 10.5 10 741 2438 255 29 28.0 7.5 | 199 14 4.7 13.5 11 711 2743 260 31 30.5 5.4 | 212 13 7.2 11.4 12 700 2860 265 31 30.9 2.7 | 221 12 7.6 8.7 13 627 3658 260 36 35.5 6.3 | 225 17 12.2 12.2 14 576 4267 260 41 40.4 7.1 | 233 22 17.1 13.1 15 529 4877 250 42 39.5 14.4 | 218 26 16.2 20.3 16 500 5280 250 44 41.3 15.0 | 221 28 18.0 21.0 17 444 6096 250 53 49.8 18.1 | 228 36 26.5 24.1 18 400 6810 255 50 48.3 12.9 | 233 31 25.0 18.9 19 353 7620 240 47 40.7 23.5 | 211 34 17.4 29.5 20 337 7925 240 48 41.6 24.0 | 211 35 18.3 30.0 21 300 8690 250 42 39.5 14.4 | 218 26 16.2 20.3 22 293 8839 255 39 37.7 10.1 | 222 22 14.4 16.1 23 280 9144 245 35 31.7 14.8 | 202 22 8.4 20.8 24 267 9449 235 33 27.0 18.9 | 189 25 3.7 24.9 25 250 9870 235 33 27.0 18.9 | 189 25 3.7 24.9 26 222 10668 245 26 23.6 11.0 | 181 17 0.3 17.0 27 202 11278 210 24 12.0 20.8 | 157 29 -11.3 26.8 28 200 11360 235 20 16.4 11.5 | 158 19 -6.9 17.5 29 176 12192 255 12 11.6 3.1 | 128 15 -11.7 9.1 30 169 12497 220 16 10.3 12.3 | 144 22 -13.0 18.2 31 154 13106 220 24 15.4 18.4 | 162 26 -7.9 24.4 32 150 13270 225 19 13.4 13.4 | 153 22 -9.9 19.4 33 140 13716 225 20 14.1 14.1 | 156 22 -9.2 20.1 34 134 14021 210 16 8.0 13.9 | 142 25 -15.3 19.8 35 128 14326 225 18 12.7 12.7 | 151 21 -10.6 18.7 36 122 14630 255 10 9.7 2.6 | 122 16 -13.6 8.6 37 117 14935 205 2 0.8 1.8 | 109 24 -22.5 7.8 38 111 15240 205 8 3.4 7.3 | 124 24 -19.9 13.2 39 106 15545 230 19 14.6 12.2 | 154 20 -8.7 18.2 40 102 15850 255 12 11.6 3.1 | 128 15 -11.7 9.1 41 100 15950 190 10 1.7 9.8 | 126 27 -21.6 15.8 42 97 16154 190 9 1.6 8.9 | 124 26 -21.7 14.8 43 88 16764 220 11 7.1 8.4 | 132 22 -16.2 14.4 44 84 17069 210 10 5.0 8.7 | 129 23 -18.3 14.6 45 81 17374 235 10 8.2 5.7 | 128 19 -15.1 11.7 46 73 17983 240 10 8.7 5.0 | 127 18 -14.6 11.0 47 70 18300 205 2 0.8 1.8 | 109 24 -22.5 7.8 48 58 19507 120 10 -8.7 5.0 | 109 34 -32.0 11.0 49 56 19812 160 11 -3.8 10.3 | 121 32 -27.1 16.3 50 50 20530 120 1 -0.9 0.5 | 105 25 -24.2 6.5 51 44 21336 155 4 -1.7 3.6 | 111 27 -25.0 9.6 52 31 23774 100 10 -9.8 1.7 | 103 34 -33.1 7.7 53 30 23900 125 10 -8.2 5.7 | 110 34 -31.5 11.7 54 28 24384 125 11 -9.0 6.3 | 111 35 -32.3 12.3 55 25 24994 165 17 -4.4 16.4 | 129 36 -27.7 22.4 56 24 25298 170 10 -1.7 9.8 | 122 30 -25.0 15.8 57 23 25603 70 11 -10.3 -3.8 | 94 34 -33.6 2.2 58 22 25908 70 12 -11.3 -4.1 | 93 35 -34.6 1.9 59 21 26213 115 13 -11.8 5.5 | 108 37 -35.1 11.5 60 20 26560 180 6 0.0 6.0 | 117 26 -23.3 12.0 61 19 26822 175 10 -0.9 10.0 | 123 29 -24.2 15.9 62 18 27127 120 10 -8.7 5.0 | 109 34 -32.0 11.0 63 18 27432 140 8 -5.1 6.1 | 113 31 -28.4 12.1 64 10 31150 345 13 3.4 -12.6 | 72 21 -19.9 -6.6 Wind Parameters Mean winds (0-6000m): 254.4 at 32.1 knts Storm direction: 284.4 at 24.1 knts Shear (0-3000m) pos: 4.4 neg: 0.7 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 96.4 deg Storm rel helicity (0-3000m) pos: 114.2 neg: -29.2 tot: 85.0 m^2/s^2 ave: 28.3 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.40 Bulk Shear: 46.02 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 ------------------------------------------------------------------------------- 500 231 16 145 19| 9.3 0.0 9.3| 52.2 -6.3 45.9 91.8 0.67| 12.4 8.3 1000 231 15 143 19| 4.5 0.0 4.5| 58.6 -24.9 33.7 33.7 0.26| 11.6 3.0 1500 241 16 146 17| 6.1 0.0 6.1| 78.0 -24.9 53.1 35.4 0.37| 11.3 4.2 2000 248 18 155 14| 5.6 0.0 5.6| 90.8 -28.1 62.7 31.3 0.40| 10.3 4.1 2500 251 20 162 13| 4.5 0.8 5.3| 99.6 -29.2 70.3 28.1 0.40| 9.3 3.7 3000 254 22 170 12| 4.4 0.7 5.1|114.2 -29.2 85.0 28.3 0.44| 8.8 3.8 4000 256 26 187 12| 3.3 1.5 4.8|124.8 -29.2 95.6 23.9 0.42| 7.6 3.2 5000 256 29 200 14| 2.6 1.8 4.5|130.9 -63.9 67.0 13.4 0.29| 7.1 2.1 6000 254 32 207 16| 2.2 2.3 4.5|165.6 -63.9 101.7 16.9 0.31| 6.7 2.1 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250422.00.gif