UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:0000Z 8 DEC 25 Station: CYCB WMO ident: 71925 Latitude: 69.10 Longitude: -105.12 Elevation: 27.00 ------------------------------------------------------------------------------- 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 1011 27 -24.7 -27.4 78 2.7 -24.9 295 10 247.7 247.7 247.5 248.7 0.40 1 1000 114 -24.7 -27.7 76 3.0 -25.0 325 12 248.4 248.5 248.2 249.5 0.39 2 998 129 -24.3 -27.5 75 3.2 -24.6 327 12 249.0 249.1 248.7 250.1 0.40 3 956 441 -24.5 -26.5 83 2.0 -24.7 336 10 251.9 251.9 251.3 253.1 0.46 4 942 549 -21.5 -23.7 82 2.2 -21.8 329 13 256.0 256.1 255.2 257.6 0.60 5 925 684 -19.7 -21.6 85 1.9 -20.0 320 14 259.2 259.3 258.1 261.2 0.73 6 919 732 -19.7 -21.8 83 2.1 -20.0 325 14 259.6 259.8 258.4 261.6 0.73 7 886 1004 -21.1 -23.3 82 2.2 -21.4 346 11 260.9 261.0 259.3 262.8 0.66 8 856 1257 -22.9 -26.0 76 3.1 -23.3 348 9 261.6 261.7 259.6 263.1 0.54 9 850 1309 -23.3 -25.7 81 2.4 -23.6 345 8 261.7 261.8 259.7 263.3 0.55 10 829 1491 -24.7 -26.1 88 1.4 -24.9 357 7 262.1 262.2 260.0 263.7 0.55 11 815 1615 -25.5 -29.7 68 4.2 -25.9 5 7 262.6 262.6 260.0 263.7 0.40 12 739 2315 -32.1 -32.7 94 0.6 -32.1 340 8 262.8 262.9 260.0 263.8 0.33 13 733 2373 -29.5 -34.5 62 5.0 -29.9 336 9 266.3 266.3 262.6 267.1 0.28 14 700 2700 -31.9 -34.9 75 3.0 -32.1 330 8 267.2 267.2 263.2 268.0 0.28 15 696 2740 -32.1 -34.5 79 2.4 -32.3 330 8 267.4 267.4 263.4 268.3 0.29 16 644 3282 -36.5 -39.1 77 2.6 -36.7 343 10 268.4 268.4 263.9 269.0 0.20 17 617 3577 -38.7 -46.7 43 8.0 -39.0 333 11 269.2 269.2 264.3 269.5 0.09 18 592 3859 -40.7 -49.7 37 9.0 -41.0 330 12 270.1 270.1 264.8 270.3 0.07 19 587 3917 -41.3 -49.3 42 8.0 -41.6 330 12 270.0 270.0 264.8 270.2 0.07 20 500 4990 -47.3 -55.3 39 8.0 -47.4 305 13 275.4 275.4 268.4 275.5 0.04 21 461 5526 -50.7 -56.7 49 6.0 -50.8 318 15 277.6 277.6 269.7 277.7 0.04 22 424 6072 -51.7 -61.7 29 10.0 -51.8 313 18 283.0 283.0 272.9 283.1 0.02 23 405 6369 -52.9 -62.9 29 10.0 -53.0 310 14 285.2 285.2 274.2 285.3 0.02 24 401 6434 -52.3 -63.3 25 11.0 -52.4 317 15 286.8 286.8 275.0 286.9 0.02 25 400 6450 -52.3 -63.3 25 11.0 -52.4 325 14 287.0 287.0 275.2 287.1 0.02 26 349 7328 -52.5 -68.5 13 16.0 -52.7 281 10 298.2 298.2 280.6 298.2 0.01 27 334 7610 -54.1 -69.1 14 15.0 -54.2 294 14 299.7 299.7 281.3 299.8 0.01 28 300 8300 -51.9 -72.9 6 21.0 -52.1 5 12 312.2 312.2 286.1 312.2 0.01 29 271 8962 -49.3 -77.3 2 28.0 -49.7 321 8 325.2 325.2 290.3 325.2 0.00 30 250 9490 -49.5 -78.5 2 29.0 -49.9 330 12 332.5 332.5 292.4 332.5 0.00 31 235 9894 -50.9 -79.9 2 29.0 -51.3 358 12 336.3 336.3 293.4 336.3 0.00 32 213 10537 -49.3 -80.3 1 31.0 -49.8 346 11 348.4 348.4 296.3 348.4 0.00 33 200 10950 -49.9 -79.9 2 30.0 -50.4 335 11 353.8 353.8 297.4 353.8 0.00 34 184 11493 -52.3 -81.3 2 29.0 -52.7 342 12 358.4 358.4 298.4 358.4 0.00 35 168 12084 -50.7 -81.7 1 31.0 -51.2 8 13 370.5 370.5 300.7 370.5 0.00 36 150 12820 -52.7 -82.7 1 30.0 -53.2 20 7 379.3 379.3 302.1 379.3 0.00 37 144 13082 -53.9 -82.9 2 29.0 -54.4 11 10 381.6 381.6 302.5 381.6 0.00 38 127 13888 -54.1 -84.1 1 30.0 -54.6 1 17 395.2 395.2 304.5 395.2 0.00 39 123 14093 -53.1 -84.1 1 31.0 -53.7 9 17 400.7 400.7 305.3 400.7 0.00 40 100 15420 -55.1 -85.1 1 30.0 -55.6 360 11 421.3 421.3 307.9 421.3 0.00 41 90 16089 -57.1 -86.1 1 29.0 -57.6 342 21 430.2 430.2 308.9 430.2 0.00 42 70 17690 -54.1 -85.1 1 31.0 -54.9 355 32 468.6 468.6 312.5 468.7 0.00 43 51 19722 -52.3 -85.3 1 33.0 -53.7 344 51 517.3 517.3 316.1 517.3 0.01 44 50 19850 -52.9 -84.9 1 32.0 -54.2 340 50 518.8 518.8 316.2 518.8 0.01 45 30 23120 -55.7 -86.7 1 31.0 -57.2 330 53 592.8 592.8 320.3 592.8 0.01 46 22 25082 -59.1 -88.1 1 29.0 -60.4 314 51 637.6 637.7 322.2 637.7 0.01 47 20 25680 -58.9 -88.9 1 30.0 -60.4 340 68 655.9 655.9 322.9 655.9 0.01 48 16 27087 -57.3 -88.4 1 31.1 -59.4 325 89 704.5 704.5 324.6 704.5 0.01 49 11 29473 -54.5 -87.5 1 33.0 -58.1 312 73 794.2 794.2 327.1 794.3 0.02 50 10 30080 -57.3 -88.3 1 31.0 -60.3 330 70 805.7 805.7 327.4 805.8 0.02 51 9.2 30605 -59.3 -89.3 1 30.0 -61.9 817.5 817.5 327.7 817.6 0.01 52 8.4 31180 -55.3 -88.3 1 33.0 -59.3 854.7 854.7 328.5 854.9 0.02 TRP 405 6369 -52.9 -62.9 29 10.0 -53.0 310 14 285.2 285.2 274.2 285.3 0.02 WND 16 27087 -57.3 -88.4 1 31.1 -59.4 325 89 704.5 704.5 324.6 704.5 0.01 Sounding variables and indices 1000-500 mb thick: 4876.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 66.33 % Est. max temperature: -10.82 C = 12.53 F Sfc-Lift cond lev (LCL): 966.44 mb = 362.45 m = 1189.11 ft T: -24.45 C 700-500 lapse rate: 6.72 C/km Conv cond level (CCL): 1000.00 mb = 114.00 m = 374.01 ft Mean mixing ratio: 0.52 g/kg Conv temperature: -23.75 C = -10.76 F Cap Strength: 13.36 C Lifted Index: 17.02 C Risk: None Lifted Index @300 mb: 40.78 C Lifted Index @700 mb: 11.62 C Showalter Index: 9.98 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 21.60 C K Index: -4.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 2.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.92 J/kg Max Up Vert Vel: 10.48 m/s Conv Inhibition (B-): 70521.35 J/kg Cap Strength: 16.74 C Lift Cond Lev (LCL): 926.52 mb = 671.84 m = 2204.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 8 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 1011 27 295 10 9.1 -4.2 | 247 10 9.3 4.0 1 1000 114 325 12 6.9 -9.8 | 283 7 7.1 -1.6 2 974 305 345 6 1.6 -5.8 | 216 3 1.8 2.5 3 934 610 325 15 8.6 -12.3 | 295 10 8.9 -4.0 4 925 684 320 14 9.0 -10.7 | 285 10 9.2 -2.5 5 897 914 345 12 3.1 -11.6 | 315 5 3.4 -3.3 6 860 1219 350 10 1.7 -9.8 | 309 3 2.0 -1.6 7 850 1309 345 8 2.1 -7.7 | 257 2 2.3 0.5 8 791 1829 20 6 -2.1 -5.6 | 145 3 -1.8 2.6 9 758 2134 355 6 0.5 -6.0 | 199 2 0.8 2.3 10 726 2438 330 10 5.0 -8.7 | 275 5 5.2 -0.4 11 700 2700 330 8 4.0 -6.9 | 253 4 4.2 1.3 12 696 2743 330 8 4.0 -6.9 | 253 4 4.2 1.3 13 665 3048 350 10 1.7 -9.8 | 309 3 2.0 -1.6 14 608 3658 330 11 5.5 -9.5 | 283 6 5.7 -1.3 15 581 3962 330 12 6.0 -10.4 | 289 7 6.2 -2.1 16 556 4267 320 13 8.4 -10.0 | 281 9 8.6 -1.7 17 532 4572 330 14 7.0 -12.1 | 298 8 7.2 -3.9 18 508 4877 325 14 8.0 -11.5 | 291 9 8.3 -3.2 19 500 4990 305 13 10.6 -7.5 | 266 11 10.9 0.8 20 486 5182 310 13 10.0 -8.4 | 271 10 10.2 -0.1 21 463 5486 315 15 10.6 -10.6 | 282 11 10.9 -2.4 22 442 5791 345 13 3.4 -12.6 | 320 6 3.6 -4.3 23 422 6096 310 18 13.8 -11.6 | 283 14 14.0 -3.3 24 405 6369 310 14 10.7 -9.0 | 274 11 11.0 -0.8 25 403 6401 300 16 13.9 -8.0 | 269 14 14.1 0.2 26 400 6450 325 14 8.0 -11.5 | 291 9 8.3 -3.2 27 384 6706 335 14 5.9 -12.7 | 306 8 6.2 -4.4 28 367 7010 345 10 2.6 -9.7 | 296 3 2.8 -1.4 29 350 7315 280 10 9.8 -1.7 | 237 12 10.1 6.5 30 333 7620 295 14 12.7 -5.9 | 260 13 12.9 2.3 31 318 7925 285 10 9.7 -2.6 | 240 11 9.9 5.7 32 303 8230 305 10 8.2 -5.7 | 253 9 8.4 2.5 33 300 8300 5 12 -1.0 -12.0 | 12 4 -0.8 -3.7 34 289 8534 360 12 -0.0 -12.0 | 356 4 0.2 -3.8 35 264 9144 305 6 4.9 -3.4 | 227 7 5.2 4.8 36 252 9449 325 10 5.7 -8.2 | 269 6 6.0 0.1 37 250 9490 330 12 6.0 -10.4 | 289 7 6.2 -2.1 38 229 10058 10 12 -2.1 -11.8 | 27 4 -1.8 -3.6 39 209 10668 340 11 3.8 -10.3 | 298 5 4.0 -2.1 40 200 10950 335 11 4.6 -10.0 | 289 5 4.9 -1.7 41 199 10973 335 12 5.1 -10.9 | 296 6 5.3 -2.6 42 190 11278 10 11 -1.9 -10.8 | 33 3 -1.7 -2.6 43 181 11582 330 12 6.0 -10.4 | 289 7 6.2 -2.1 44 173 11887 5 14 -1.2 -13.9 | 10 6 -1.0 -5.7 45 150 12820 20 7 -2.4 -6.6 | 128 3 -2.1 1.7 46 137 13411 360 14 -0.0 -14.0 | 358 6 0.2 -5.8 47 130 13716 350 17 3.0 -16.7 | 339 9 3.2 -8.5 48 124 14021 10 17 -3.0 -16.7 | 18 9 -2.7 -8.5 49 103 15240 345 15 3.9 -14.5 | 327 7 4.1 -6.2 50 100 15420 360 11 -0.0 -11.0 | 355 3 0.2 -2.8 51 98 15545 360 11 -0.0 -11.0 | 355 3 0.2 -2.8 52 93 15850 330 18 9.0 -15.6 | 308 12 9.2 -7.3 53 85 16459 360 25 -0.0 -25.0 | 359 17 0.2 -16.8 54 81 16764 340 17 5.8 -16.0 | 322 10 6.1 -7.7 55 70 17678 355 38 3.3 -37.9 | 353 30 3.6 -29.6 56 70 17690 355 32 2.8 -31.9 | 353 24 3.0 -23.6 57 64 18288 355 24 2.1 -23.9 | 352 16 2.3 -15.7 58 61 18593 345 38 9.8 -36.7 | 340 30 10.1 -28.5 59 55 19202 5 42 -3.7 -41.8 | 6 34 -3.4 -33.6 60 53 19507 350 54 9.4 -53.2 | 348 46 9.6 -44.9 61 50 19850 340 50 17.1 -47.0 | 336 42 17.3 -38.7 62 48 20117 340 48 16.4 -45.1 | 336 40 16.7 -36.9 63 44 20726 350 37 6.4 -36.4 | 347 29 6.7 -28.2 64 40 21336 330 41 20.5 -35.5 | 323 34 20.7 -27.3 65 30 23120 330 53 26.5 -45.9 | 325 46 26.7 -37.7 66 30 23165 330 58 29.0 -50.2 | 325 51 29.2 -42.0 67 27 23774 340 54 18.5 -50.7 | 336 46 18.7 -42.5 68 25 24384 315 43 30.4 -30.4 | 306 38 30.7 -22.2 69 22 24994 310 49 37.5 -31.5 | 302 44 37.8 -23.3 70 20 25680 340 68 23.3 -63.9 | 337 60 23.5 -55.7 71 18 26213 335 68 28.7 -61.6 | 331 61 29.0 -53.4 72 18 26518 345 60 15.5 -58.0 | 342 52 15.8 -49.7 73 16 27087 325 89 51.0 -72.9 | 322 83 51.3 -64.7 74 15 27432 325 89 51.0 -72.9 | 322 83 51.3 -64.7 75 14 28042 325 69 39.6 -56.5 | 320 63 39.8 -48.3 76 12 28956 320 80 51.4 -61.3 | 316 74 51.7 -53.0 77 11 29566 310 72 55.2 -46.3 | 304 67 55.4 -38.0 78 10 30080 330 70 35.0 -60.6 | 326 63 35.2 -52.4 79 9 30175 320 64 41.1 -49.0 | 315 58 41.4 -40.8 Wind Parameters Mean winds (0-6000m): 331.7 at 11.0 knts Storm direction: 1.7 at 8.2 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 56.3 deg Storm rel helicity (0-3000m) pos: 26.1 neg: -9.7 tot: 16.3 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 162.38 Bulk Shear: 0.34 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 ------------------------------------------------------------------------------- 500 329 9 269 5| 7.5 0.0 7.5| 14.7 -3.7 11.0 22.0 0.32| 18.9 6.1 1000 331 11 285 6| 4.8 0.0 4.8| 19.6 -4.9 14.7 14.7 0.30| 14.3 4.2 1500 336 11 287 5| 3.3 0.0 3.3| 19.6 -6.9 12.7 8.5 0.13| 11.4 1.4 2000 341 9 282 3| 2.5 0.0 2.5| 20.5 -7.5 13.0 6.5 0.11| 9.7 1.1 2500 341 9 277 3| 2.0 1.1 3.1| 23.5 -8.2 15.3 6.1 0.18| 9.1 1.7 3000 340 9 275 3| 2.2 0.9 3.1| 26.1 -9.7 16.3 5.4 0.20| 8.4 1.7 4000 339 10 280 4| 1.6 1.3 2.9| 26.9 -11.6 15.3 3.8 0.16| 7.0 1.1 5000 335 10 283 5| 1.3 1.3 2.6| 31.8 -25.7 6.1 1.2 0.08| 6.5 0.5 6000 332 11 285 6| 1.3 1.2 2.5| 50.3 -35.2 15.1 2.5 0.11| 6.9 0.8 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20251208.00.gif