UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:1200Z 16 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 1020 51 -26.9 -29.7 77 2.8 -27.1 25 10 244.9 244.9 244.8 245.7 0.32 1 1017 72 -24.5 -25.7 90 1.2 -24.6 29 9 247.5 247.5 247.4 248.7 0.46 2 1011 116 -21.9 -24.6 79 2.7 -22.2 38 8 250.5 250.5 250.3 251.8 0.51 3 1000 197 -20.5 -22.7 82 2.2 -20.8 55 5 252.6 252.7 252.4 254.3 0.62 4 987 294 -19.7 -22.1 81 2.4 -20.0 50 6 254.4 254.5 254.0 256.2 0.66 5 973 400 -20.1 -22.9 78 2.8 -20.5 47 5 255.0 255.1 254.4 256.7 0.62 6 968 438 -17.9 -20.1 83 2.2 -18.3 46 5 257.6 257.8 256.9 259.8 0.80 7 935 700 -14.5 -21.5 55 7.0 -15.7 37 6 263.7 263.8 261.5 265.7 0.73 8 929 748 -14.5 -24.5 42 10.0 -16.0 36 7 264.2 264.2 261.6 265.8 0.57 9 925 781 -14.3 -23.3 46 9.0 -15.8 35 8 264.7 264.8 262.1 266.5 0.63 10 915 863 -14.5 -22.5 51 8.0 -15.9 35 7 265.3 265.4 262.7 267.2 0.69 11 886 1108 -13.9 -27.9 30 14.0 -16.0 25 8 268.4 268.5 264.4 269.7 0.43 12 877 1185 -14.1 -31.1 22 17.0 -16.4 22 8 269.0 269.0 264.6 269.9 0.32 13 850 1422 -14.7 -30.7 24 16.0 -16.9 15 10 270.7 270.8 265.8 271.8 0.35 14 848 1440 -14.7 -30.7 24 16.0 -16.9 17 10 270.9 271.0 266.0 272.0 0.35 15 822 1675 -15.9 -25.9 42 10.0 -17.5 15 8 272.1 272.2 267.2 273.7 0.56 16 800 1880 -15.1 -36.1 15 21.0 -17.6 3 6 275.1 275.1 268.5 275.7 0.22 17 757 2296 -16.3 -38.3 13 22.0 -18.8 347 12 278.1 278.2 270.4 278.7 0.18 18 700 2882 -18.9 -36.9 19 18.0 -21.0 335 16 281.6 281.6 272.5 282.3 0.23 19 673 3174 -20.1 -39.1 17 19.0 -22.1 341 20 283.4 283.4 273.5 284.0 0.19 20 548 4670 -28.3 -55.3 6 27.0 -29.7 322 25 290.8 290.8 277.1 290.9 0.04 21 509 5194 -32.3 -53.3 11 21.0 -33.3 324 27 292.2 292.2 277.8 292.4 0.05 22 504 5264 -32.7 -45.7 26 13.0 -33.6 324 28 292.5 292.5 278.1 292.9 0.13 23 501 5306 -32.5 -38.5 55 6.0 -33.0 325 28 293.2 293.3 278.7 294.2 0.27 24 500 5320 -32.7 -39.7 50 7.0 -33.3 325 28 293.2 293.2 278.6 294.0 0.24 25 477 5650 -34.7 -39.7 60 5.0 -35.1 321 30 294.7 294.7 279.3 295.5 0.25 26 432 6336 -38.1 -46.1 43 8.0 -38.5 310 36 298.8 298.8 281.0 299.3 0.14 27 400 6860 -42.3 -50.3 41 8.0 -42.6 310 37 300.0 300.0 281.5 300.4 0.10 28 396 6928 -42.7 -51.7 37 9.0 -43.0 310 37 300.4 300.4 281.6 300.7 0.08 29 334 8053 -51.9 -56.3 59 4.4 -52.0 305 37 302.8 302.8 282.5 303.0 0.06 30 300 8740 -57.1 -61.9 54 4.8 -57.2 305 36 304.9 304.9 283.4 305.0 0.03 31 291 8932 -58.3 -64.3 46 6.0 -58.4 300 33 305.8 305.8 283.8 305.9 0.02 32 280 9173 -58.9 -68.9 26 10.0 -59.0 299 32 308.3 308.3 284.7 308.4 0.01 33 264 9543 -57.3 -77.3 6 20.0 -57.5 294 28 315.9 315.9 287.4 315.9 0.00 34 260 9640 -54.7 -77.7 4 23.0 -54.9 299 27 321.1 321.1 289.1 321.1 0.00 35 250 9890 -55.3 -77.3 5 22.0 -55.5 310 25 323.9 323.9 289.9 323.9 0.00 36 249 9916 -55.5 -77.5 5 22.0 -55.7 312 26 323.9 323.9 289.9 323.9 0.00 37 244 10046 -53.1 -80.1 2 27.0 -53.4 319 30 329.4 329.4 291.6 329.4 0.00 38 238 10207 -52.7 -80.7 2 28.0 -53.0 318 28 332.4 332.4 292.3 332.4 0.00 39 230 10429 -52.9 -80.9 2 28.0 -53.2 312 24 335.3 335.3 293.2 335.3 0.00 40 220 10718 -50.7 -80.7 2 30.0 -51.1 300 22 343.0 343.0 295.0 343.0 0.00 41 214 10899 -51.3 -82.3 1 31.0 -51.7 302 23 344.8 344.8 295.4 344.8 0.00 42 200 11340 -50.9 -81.9 1 31.0 -51.4 305 20 352.2 352.2 297.1 352.2 0.00 43 153 13090 -47.9 -82.9 1 35.0 -48.7 281 12 385.3 385.3 303.1 385.4 0.00 44 150 13220 -47.9 -82.9 1 35.0 -48.7 290 12 387.5 387.5 303.4 387.5 0.00 45 145 13443 -48.9 -82.9 1 34.0 -49.7 298 13 389.6 389.6 303.7 389.6 0.00 46 135 13915 -47.1 -83.1 1 36.0 -48.1 316 15 400.8 400.8 305.3 400.8 0.00 47 122 14584 -48.3 -83.3 1 35.0 -49.3 306 10 410.4 410.4 306.6 410.4 0.00 48 101 15834 -46.7 -83.7 1 37.0 -48.0 15 6 436.3 436.3 309.5 436.3 0.00 49 100 15900 -47.1 -83.1 1 36.0 -48.4 30 5 436.7 436.7 309.6 436.7 0.00 50 70 18260 -45.7 -83.7 1 38.0 -47.7 30 6 486.6 486.6 314.0 486.6 0.01 51 64 18854 -48.3 -84.3 1 36.0 -50.0 16 1 493.5 493.5 314.5 493.6 0.01 52 50 20480 -48.7 -85.7 1 37.0 -50.7 200 3 528.7 528.7 316.8 528.7 0.01 53 30 23830 -50.3 -86.3 1 36.0 -52.8 95 12 607.5 607.5 320.9 607.6 0.01 54 29 24051 -50.3 -86.3 1 36.0 -52.9 91 11 613.4 613.4 321.2 613.5 0.01 55 25 25027 -46.9 -85.9 0 39.0 -50.8 110 16 649.8 649.8 322.7 649.9 0.01 56 20 26500 -48.7 -85.7 1 37.0 -52.6 105 10 687.1 687.1 324.0 687.2 0.01 57 19 26837 -49.9 -86.9 1 37.0 -53.5 100 11 693.5 693.5 324.2 693.6 0.01 58 14 28839 -49.5 -86.5 1 37.0 -54.1 85 18 758.2 758.2 326.1 758.3 0.02 59 12 29859 -45.5 -84.5 0 39.0 -52.2 40 16 806.5 806.5 327.4 806.8 0.03 60 10 31070 -47.7 -86.7 0 39.0 -54.2 85 17 841.5 841.5 328.2 841.7 0.02 61 9.0 31766 -47.5 -86.5 0 39.0 -54.5 868.0 868.0 328.8 868.2 0.02 62 5.9 34603 -40.1 -81.1 0 41.0 -52.9 1011.5 1011.6 331.4 1012.6 0.09 TRP 291 8932 -58.3 -64.3 46 6.0 -58.4 300 33 305.8 305.8 283.8 305.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5123.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 25.21 % Est. max temperature: -2.20 C = 28.03 F Sfc-Lift cond lev (LCL): 973.15 mb = 398.86 m = 1308.57 ft T: -20.10 C 700-500 lapse rate: 5.66 C/km Conv cond level (CCL): 1017.00 mb = 72.44 m = 237.66 ft Mean mixing ratio: 0.66 g/kg Conv temperature: -21.51 C = -6.71 F Cap Strength: 28.12 C Lifted Index: 28.04 C Risk: None Lifted Index @300 mb: 32.47 C Lifted Index @700 mb: 20.78 C Showalter Index: 17.73 C Risk: None Total Totals Index: 20.00 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 2.00 C K Index: -30.70 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 4.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.20 J/kg Max Up Vert Vel: 11.59 m/s Conv Inhibition (B-): 101126.64 J/kg Cap Strength: 27.48 C Lift Cond Lev (LCL): 906.52 mb = 933.96 m = 3064.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 at 13 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 1020 51 25 10 -4.2 -9.1 | 139 5 -3.5 4.0 1 1000 197 55 5 -4.1 -2.9 | 162 11 -3.4 10.2 2 986 305 50 6 -4.6 -3.9 | 157 10 -3.9 9.2 3 946 610 40 4 -2.6 -3.1 | 170 10 -1.8 10.0 4 925 781 35 8 -4.6 -6.6 | 149 8 -3.9 6.5 5 909 914 35 7 -4.0 -5.7 | 156 8 -3.3 7.3 6 873 1219 20 8 -2.7 -7.5 | 160 6 -2.0 5.5 7 850 1422 15 10 -2.6 -9.7 | 151 4 -1.9 3.4 8 839 1524 25 10 -4.2 -9.1 | 139 5 -3.5 4.0 9 805 1829 5 5 -0.4 -5.0 | 182 8 0.3 8.1 10 773 2134 350 10 1.7 -9.8 | 218 4 2.5 3.2 11 743 2438 345 13 3.4 -12.6 | 263 4 4.1 0.5 12 713 2743 335 15 6.3 -13.6 | 274 7 7.1 -0.5 13 700 2882 335 16 6.8 -14.5 | 281 8 7.5 -1.4 14 684 3048 345 20 5.2 -19.3 | 317 9 5.9 -6.3 15 629 3658 325 20 11.5 -16.4 | 285 13 12.2 -3.3 16 578 4267 325 24 13.8 -19.7 | 295 16 14.5 -6.6 17 532 4877 320 26 16.7 -19.9 | 291 19 17.4 -6.9 18 500 5320 325 28 16.1 -22.9 | 300 19 16.8 -9.9 19 488 5486 325 28 16.1 -22.9 | 300 19 16.8 -9.9 20 447 6096 310 36 27.6 -23.1 | 290 30 28.3 -10.1 21 428 6401 310 36 27.6 -23.1 | 290 30 28.3 -10.1 22 400 6860 310 37 28.3 -23.8 | 290 31 29.1 -10.7 23 356 7620 305 37 30.3 -21.2 | 285 32 31.0 -8.2 24 300 8740 305 36 29.5 -20.6 | 284 31 30.2 -7.6 25 291 8932 300 33 28.6 -16.5 | 277 30 29.3 -3.4 26 281 9144 300 32 27.7 -16.0 | 276 29 28.4 -2.9 27 268 9449 290 29 27.3 -9.9 | 264 28 28.0 3.1 28 250 9890 310 25 19.2 -16.1 | 279 20 19.9 -3.0 29 244 10058 320 30 19.3 -23.0 | 296 22 20.0 -9.9 30 232 10363 315 25 17.7 -17.7 | 284 19 18.4 -4.6 31 222 10668 300 22 19.1 -11.0 | 264 20 19.8 2.1 32 202 11278 305 24 19.7 -13.8 | 272 20 20.4 -0.7 33 200 11340 305 20 16.4 -11.5 | 265 17 17.1 1.6 34 176 12192 300 19 16.5 -9.5 | 258 18 17.2 3.6 35 168 12497 315 15 10.6 -10.6 | 258 12 11.3 2.4 36 160 12802 305 13 10.6 -7.5 | 244 13 11.4 5.6 37 153 13106 280 12 11.8 -2.1 | 229 17 12.5 11.0 38 150 13220 290 12 11.3 -4.1 | 233 15 12.0 8.9 39 133 14021 320 15 9.6 -11.5 | 261 10 10.4 1.6 40 121 14630 305 10 8.2 -5.7 | 231 12 8.9 7.3 41 111 15240 300 15 13.0 -7.5 | 248 15 13.7 5.6 42 106 15545 310 10 7.7 -6.4 | 232 11 8.4 6.6 43 100 15900 30 5 -2.5 -4.3 | 168 9 -1.8 8.7 44 96 16154 25 5 -2.1 -4.5 | 171 9 -1.4 8.5 45 70 18260 30 6 -3.0 -5.2 | 164 8 -2.3 7.9 46 64 18898 15 1 -0.3 -1.0 | 182 12 0.5 12.1 47 61 19202 340 12 4.1 -11.3 | 250 5 4.8 1.8 48 58 19507 40 10 -6.4 -7.7 | 133 8 -5.7 5.4 49 55 19812 0 0 -0.0 -0.0 | 183 13 0.7 13.1 50 50 20480 200 3 1.0 2.8 | 186 16 1.8 15.9 51 44 21336 175 8 -0.7 8.0 | 180 21 0.0 21.0 52 33 23165 55 10 -8.2 -5.7 | 134 10 -7.5 7.3 53 32 23470 95 13 -13.0 1.1 | 139 19 -12.2 14.2 54 30 23830 95 12 -12.0 1.0 | 141 18 -11.2 14.1 55 29 24079 90 11 -11.0 0.0 | 142 17 -10.3 13.1 56 28 24384 70 12 -11.3 -4.1 | 130 14 -10.6 8.9 57 25 24994 110 16 -15.0 5.5 | 142 23 -14.3 18.5 58 23 25603 115 17 -15.4 7.2 | 144 25 -14.7 20.2 59 22 25908 155 10 -4.2 9.1 | 171 22 -3.5 22.1 60 20 26500 105 10 -9.7 2.6 | 150 18 -8.9 15.6 61 19 26822 100 11 -10.8 1.9 | 146 18 -10.1 15.0 62 17 27432 110 9 -8.5 3.1 | 154 18 -7.7 16.1 63 17 27737 55 10 -8.2 -5.7 | 134 10 -7.5 7.3 64 16 28042 50 13 -10.0 -8.4 | 117 10 -9.2 4.7 65 14 28956 90 19 -19.0 0.0 | 126 22 -18.3 13.1 66 13 29566 80 14 -13.8 -2.4 | 129 17 -13.1 10.6 67 12 29870 40 16 -10.3 -12.3 | 95 10 -9.6 0.8 68 10 31070 85 17 -16.9 -1.5 | 126 20 -16.2 11.6 Wind Parameters Mean winds (0-6000m): 333.2 at 17.4 knts Storm direction: 3.2 at 13.1 knts Shear (0-3000m) pos: 0.4 neg: 2.1 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 177.8 deg Storm rel helicity (0-3000m) pos: 37.9 neg: -6.8 tot: 31.2 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.89 Bulk Shear: 35.61 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 43 6 159 9| 6.1 0.0 6.1| 9.4 -0.2 9.3 18.6 0.55| 7.9 4.3 1000 39 6 159 9| 3.1 1.7 4.8| 10.5 -5.3 5.2 5.2 0.21| 6.2 1.3 1500 31 7 157 8| 2.0 1.9 4.0| 10.9 -6.8 4.2 2.8 0.10| 5.6 0.5 2000 26 7 161 7| 1.5 1.7 3.2| 20.0 -6.8 13.3 6.6 0.30| 6.4 1.9 2500 14 8 167 5| 1.2 2.5 3.7| 25.3 -6.8 18.5 7.4 0.40| 6.3 2.5 3000 4 9 182 4| 0.4 2.1 2.5| 37.9 -6.8 31.2 10.4 0.48| 6.6 3.2 4000 349 12 250 3| 0.3 2.3 2.5| 43.2 -22.2 21.0 5.3 0.30| 6.2 1.9 5000 339 15 277 6| 0.2 2.3 2.5| 51.6 -26.0 25.6 5.1 0.29| 5.5 1.6 6000 333 17 286 9| 0.3 2.6 2.9| 61.0 -54.0 7.0 1.2 0.20| 5.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250416.12.gif