UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011012.upa.cvt Date: 1200Z 10 JAN 26 Searching for CYBK... Searching the city database file for: CYBK ... Date:1200Z 10 JAN 26 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 1017 51 -28.1 -31.5 73 3.4 -28.3 60 2 243.9 243.9 243.7 244.6 0.27 1 1000 174 -29.3 -32.4 74 3.1 -29.5 320 1 243.9 243.9 243.6 244.5 0.25 2 971 384 -30.7 -33.1 79 2.4 -30.9 306 5 244.5 244.5 244.2 245.2 0.24 3 925 733 -24.3 -27.5 75 3.2 -24.6 285 14 254.5 254.5 253.5 255.7 0.43 4 923 749 -24.3 -27.5 75 3.2 -24.6 285 14 254.6 254.7 253.7 255.8 0.43 5 850 1350 -24.3 -26.5 82 2.2 -24.5 270 20 260.7 260.8 258.8 262.1 0.52 6 780 1976 -24.9 -26.4 87 1.5 -25.1 277 25 266.5 266.6 263.3 268.2 0.57 7 754 2224 -22.5 -26.4 70 3.9 -23.0 281 28 271.7 271.8 267.0 273.5 0.59 8 716 2601 -25.1 -26.1 91 1.0 -25.2 280 36 272.9 273.0 267.9 274.8 0.63 9 700 2766 -24.3 -25.0 94 0.7 -24.4 275 44 275.6 275.7 269.7 277.7 0.72 10 696 2808 -24.3 -24.9 95 0.6 -24.4 273 44 276.0 276.1 270.0 278.2 0.73 11 652 3280 -28.1 -28.7 95 0.6 -28.2 264 48 276.9 277.0 270.3 278.6 0.55 12 650 3302 -28.1 -28.5 96 0.4 -28.2 264 49 277.2 277.3 270.4 278.9 0.56 13 639 3424 -27.7 -29.6 84 1.9 -27.9 266 49 279.0 279.1 271.5 280.6 0.51 14 626 3572 -28.5 -29.0 95 0.5 -28.6 268 48 279.7 279.8 272.0 281.4 0.56 15 608 3779 -30.7 -39.7 41 9.0 -31.4 273 46 279.5 279.6 271.2 280.2 0.20 16 545 4547 -35.9 -41.9 54 6.0 -36.2 280 47 282.2 282.3 272.8 282.8 0.18 17 538 4637 -36.5 -37.8 88 1.3 -36.6 280 47 282.6 282.6 273.1 283.4 0.27 18 533 4702 -37.1 -40.4 71 3.3 -37.3 280 48 282.6 282.6 273.1 283.3 0.21 19 527 4780 -37.7 -39.1 87 1.4 -37.8 280 48 282.8 282.8 273.2 283.6 0.24 20 518 4898 -38.7 -42.2 69 3.5 -38.9 280 49 283.0 283.0 273.2 283.6 0.18 21 514 4951 -39.1 -41.9 75 2.8 -39.2 280 49 283.1 283.2 273.3 283.7 0.19 22 510 5005 -39.3 -45.3 53 6.0 -39.6 280 49 283.5 283.5 273.4 283.9 0.13 23 502 5113 -40.1 -43.9 67 3.8 -40.3 280 49 283.8 283.8 273.6 284.3 0.16 24 500 5140 -40.1 -46.1 53 6.0 -40.4 280 49 284.1 284.2 273.8 284.6 0.12 25 499 5154 -40.1 -47.1 47 7.0 -40.4 280 49 284.3 284.3 273.8 284.7 0.11 26 490 5278 -41.1 -47.1 52 6.0 -41.3 280 50 284.6 284.6 274.0 284.9 0.11 27 470 5560 -42.5 -53.5 29 11.0 -42.8 281 50 286.2 286.3 274.8 286.4 0.06 28 469 5575 -42.3 -55.3 23 13.0 -42.7 281 50 286.7 286.7 275.0 286.8 0.05 29 464 5647 -41.9 -52.9 29 11.0 -42.3 283 49 288.0 288.1 275.7 288.3 0.06 30 400 6640 -47.9 -53.9 50 6.0 -48.1 290 46 292.7 292.7 278.1 293.0 0.06 31 399 6657 -48.1 -54.1 50 6.0 -48.3 290 46 292.7 292.7 278.1 292.9 0.06 32 386 6875 -49.1 -54.1 56 5.0 -49.2 289 46 294.2 294.2 278.8 294.4 0.06 33 370 7152 -51.1 -59.1 38 8.0 -51.2 287 46 295.1 295.1 279.2 295.2 0.04 34 359 7349 -50.9 -60.9 30 10.0 -51.1 286 46 297.9 297.9 280.4 298.0 0.03 35 346 7590 -51.7 -57.7 49 6.0 -51.8 285 46 300.0 300.0 281.4 300.2 0.05 36 322 8055 -53.9 -58.9 54 5.0 -54.0 301 51 303.2 303.2 282.7 303.3 0.04 37 316 8176 -54.5 -61.5 42 7.0 -54.6 305 53 304.0 304.0 283.0 304.1 0.03 38 308 8340 -54.1 -71.1 11 17.0 -54.3 307 50 306.8 306.8 284.1 306.8 0.01 39 300 8510 -53.3 -69.3 13 16.0 -53.5 310 47 310.2 310.2 285.4 310.3 0.01 40 271 9166 -50.7 -71.7 7 21.0 -51.0 310 47 323.1 323.2 289.7 323.2 0.01 41 250 9690 -51.1 -73.1 6 22.0 -51.4 310 46 330.1 330.1 291.7 330.1 0.01 42 242 9902 -50.7 -73.7 5 23.0 -51.1 312 44 333.8 333.8 292.7 333.8 0.01 43 200 11140 -52.5 -76.5 4 24.0 -52.9 305 41 349.6 349.6 296.5 349.7 0.01 44 150 12980 -55.5 -79.5 3 24.0 -55.8 315 29 374.5 374.5 301.4 374.5 0.00 45 149 13023 -55.7 -79.7 3 24.0 -56.1 315 29 374.8 374.8 301.4 374.8 0.00 46 146 13152 -54.9 -79.9 3 25.0 -55.3 313 30 378.4 378.4 302.0 378.4 0.00 47 117 14555 -58.5 -82.5 3 24.0 -58.8 315 28 396.5 396.5 304.7 396.5 0.00 48 113 14774 -57.5 -82.5 3 25.0 -57.9 310 28 402.3 402.3 305.5 402.3 0.00 49 100 15540 -60.5 -84.5 3 24.0 -60.8 305 26 410.8 410.8 306.6 410.8 0.00 50 95 15860 -62.3 -85.3 3 23.0 -62.5 305 26 413.4 413.4 306.9 413.4 0.00 51 70 17740 -65.1 -87.1 3 22.0 -65.3 300 26 445.1 445.1 310.4 445.1 0.00 52 56 19095 -65.5 -87.5 3 22.0 -65.8 320 31 473.5 473.5 313.0 473.5 0.00 53 50 19780 -67.5 -88.5 4 21.0 -67.7 315 36 484.4 484.4 313.8 484.4 0.00 54 32 22432 -73.5 -91.5 5 18.0 -73.6 313 49 534.3 534.3 317.2 534.3 0.00 55 31 22618 -73.1 -91.1 5 18.0 -73.3 310 48 540.3 540.3 317.5 540.3 0.00 56 30 22810 -73.7 -91.7 5 18.0 -73.9 310 40 543.7 543.7 317.8 543.7 0.00 57 20 25170 -73.9 -91.9 5 18.0 -74.1 335 56 610.0 610.0 321.0 610.0 0.00 58 17 26113 -76.1 -94.1 4 18.0 -76.3 333 55 631.9 631.9 322.0 631.9 0.00 59 11 28632 -75.1 -95.1 3 20.0 -75.4 327 66 719.3 719.3 325.0 719.4 0.00 TRP 316 8176 -54.5 -61.5 42 7.0 -54.6 305 53 304.0 304.0 283.0 304.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 4966.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 75.78 % Est. max temperature: -12.68 C = 9.18 F Sfc-Lift cond lev (LCL): 960.34 mb = 463.09 m = 1519.31 ft T: -29.24 C 700-500 lapse rate: 6.66 C/km ThetaE index: 0.07 C Layer 1000.0- 971.0 mb Conv cond level (CCL): 973.27 mb = 367.06 m = 1204.27 ft Mean mixing ratio: 0.31 g/kg Conv temperature: -27.52 C = -17.54 F Cap Strength: 29.14 C Lifted Index: 29.37 C Risk: None Lifted Index @300 mb: 43.86 C Lifted Index @700 mb: 24.78 C Showalter Index: 18.12 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 13.60 C K Index: -11.40 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 4.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.00 J/kg Max Up Vert Vel: 9.59 m/s Conv Inhibition (B-): 68709.20 J/kg Cap Strength: 29.14 C Lift Cond Lev (LCL): 924.90 mb = 733.76 m = 2407.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 26 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 1017 51 60 2 -1.7 -1.0 | 123 27 -22.7 14.7 1 1000 174 320 1 0.6 -0.8 | 126 25 -20.3 15.0 2 982 305 315 2 1.4 -1.4 | 126 24 -19.6 14.3 3 941 610 280 15 14.8 -2.6 | 155 15 -6.2 13.1 4 925 733 285 14 13.5 -3.6 | 148 14 -7.5 12.1 5 902 914 280 15 14.8 -2.6 | 155 15 -6.2 13.1 6 865 1219 265 21 20.9 1.8 | 180 18 -0.1 17.6 7 850 1350 270 20 20.0 -0.0 | 176 16 -1.0 15.7 8 796 1829 275 22 21.9 -1.9 | 184 14 0.9 13.8 9 763 2134 280 28 27.6 -4.9 | 211 13 6.6 10.9 10 732 2438 285 29 28.0 -7.5 | 221 11 7.0 8.2 11 702 2743 275 43 42.8 -3.7 | 241 25 21.9 12.0 12 700 2766 275 44 43.8 -3.8 | 243 26 22.8 11.9 13 673 3048 260 43 42.3 7.5 | 223 32 21.4 23.2 14 644 3353 265 50 49.8 4.4 | 235 35 28.8 20.1 15 617 3658 270 47 47.0 -0.0 | 239 30 26.0 15.7 16 591 3962 280 43 42.3 -7.5 | 249 23 21.4 8.3 17 566 4267 280 45 44.3 -7.8 | 251 25 23.3 7.9 18 519 4877 280 49 48.3 -8.5 | 255 28 27.3 7.2 19 500 5140 280 49 48.3 -8.5 | 255 28 27.3 7.2 20 475 5486 280 51 50.2 -8.9 | 257 30 29.2 6.9 21 434 6096 290 44 41.3 -15.0 | 268 20 20.4 0.7 22 400 6640 290 46 43.2 -15.7 | 270 22 22.2 -0.0 23 344 7620 285 46 44.4 -11.9 | 261 24 23.4 3.8 24 316 8176 305 53 43.4 -30.4 | 303 27 22.4 -14.7 25 300 8510 310 47 36.0 -30.2 | 314 21 15.0 -14.5 26 299 8534 310 46 35.2 -29.6 | 314 20 14.3 -13.8 27 272 9144 310 47 36.0 -30.2 | 314 21 15.0 -14.5 28 250 9690 310 46 35.2 -29.6 | 314 20 14.3 -13.8 29 225 10363 315 40 28.3 -28.3 | 330 15 7.3 -12.6 30 215 10668 310 41 31.4 -26.4 | 316 15 10.4 -10.6 31 200 11140 305 41 33.6 -23.5 | 302 15 12.6 -7.8 32 196 11278 305 42 34.4 -24.1 | 302 16 13.4 -8.4 33 187 11582 315 36 25.5 -25.5 | 335 11 4.5 -9.7 34 170 12192 300 34 29.4 -17.0 | 279 9 8.5 -1.3 35 154 12802 325 39 22.4 -31.9 | 355 16 1.4 -16.2 36 150 12980 315 29 20.5 -20.5 | 6 5 -0.5 -4.8 37 140 13411 310 32 24.5 -20.6 | 324 6 3.5 -4.8 38 115 14630 315 28 19.8 -19.8 | 16 4 -1.2 -4.1 39 105 15240 295 29 26.3 -12.3 | 237 6 5.3 3.5 40 100 15540 305 26 21.3 -14.9 | 201 1 0.3 0.8 41 95 15850 305 26 21.3 -14.9 | 201 1 0.3 0.8 42 82 16764 310 26 19.9 -16.7 | 47 1 -1.1 -1.0 43 78 17069 290 22 20.7 -7.5 | 178 8 -0.3 8.2 44 74 17374 310 22 16.9 -14.1 | 111 4 -4.1 1.6 45 70 17740 300 26 22.5 -13.0 | 209 3 1.5 2.7 46 61 18593 295 32 29.0 -13.5 | 255 8 8.0 2.2 47 55 19202 325 31 17.8 -25.4 | 18 10 -3.2 -9.7 48 50 19780 315 36 25.5 -25.5 | 335 11 4.5 -9.7 49 38 21336 310 50 38.3 -32.1 | 313 24 17.3 -16.4 50 37 21641 305 43 35.2 -24.7 | 302 17 14.2 -8.9 51 35 21946 325 43 24.7 -35.2 | 349 20 3.7 -19.5 52 31 22555 310 51 39.1 -32.8 | 313 25 18.1 -17.1 53 30 22810 310 40 30.6 -25.7 | 316 14 9.7 -10.0 54 28 23165 310 40 30.6 -25.7 | 316 14 9.7 -10.0 55 27 23470 320 46 29.6 -35.2 | 336 21 8.6 -19.5 56 22 24689 310 63 48.3 -40.5 | 312 37 27.3 -24.8 57 20 25170 335 56 23.7 -50.8 | 356 35 2.7 -35.0 58 14 25908 330 53 26.5 -45.9 | 350 31 5.5 -30.2 59 10 26822 325 72 41.3 -59.0 | 335 48 20.3 -43.3 60 7 27432 320 58 37.3 -44.4 | 330 33 16.3 -28.7 61 6 27737 310 55 42.1 -35.4 | 313 29 21.1 -19.6 62 4 28956 325 69 39.6 -56.5 | 336 45 18.6 -40.8 Wind Parameters Mean winds (0-6000m): 276.8 at 35.0 knts Storm direction: 306.8 at 26.2 knts Shear (0-3000m) pos: 2.4 neg: 5.9 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 134.0 neg: -77.5 tot: 56.5 m^2/s^2 ave: 18.8 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 3.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.36 Bulk Shear: 126.47 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 ------------------------------------------------------------------------------- 500 297 4 129 22| 0.0 14.3 14.3| 34.4 0.0 34.4 68.8 0.47| 14.8 6.9 1000 283 10 139 18| 0.0 10.0 10.0| 61.5 -3.4 58.2 58.2 0.57| 11.6 6.6 1500 276 13 151 16| 0.0 7.7 7.7| 78.8 -6.7 72.1 48.0 0.56| 10.0 5.6 2000 276 15 159 15| 1.6 5.8 7.4| 98.8 -6.7 92.2 46.1 0.62| 9.1 5.6 2500 278 18 167 14| 2.9 4.6 7.5|121.1 -6.7 114.4 45.8 0.64| 9.2 5.9 3000 276 22 184 14| 2.4 5.9 8.3|134.0 -77.5 56.5 18.8 0.33| 11.4 3.7 4000 273 28 207 16| 3.2 4.4 7.6|250.2 -77.5 172.7 43.2 0.41| 11.4 4.6 5000 275 32 220 17| 2.5 4.0 6.6|267.1 -77.5 189.6 37.9 0.41| 9.7 4.0 6000 277 35 230 18| 2.4 3.4 5.8|304.5 -77.5 227.0 37.8 0.42| 9.1 3.8 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20260110.12.gif