UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for CYXY... Searching the city database file for: CYXY ... Date:1200Z 10 DEC 25 Station: CYXY WMO ident: 71964 Latitude: 60.73 Longitude: -135.07 Elevation: 707.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 193 SFC 931 707 -39.3 -43.0 68 3.7 -39.4 180 1 238.7 238.7 238.4 238.9 0.09 2 925 752 -34.3 -36.1 84 1.8 -34.4 350 3 244.2 244.3 243.9 244.8 0.19 3 924 760 -33.5 -35.7 81 2.2 -33.6 350 3 245.1 245.2 244.7 245.7 0.20 4 895 984 -32.5 -34.2 85 1.7 -32.6 350 13 248.4 248.4 247.8 249.1 0.24 5 858 1283 -30.7 -34.1 72 3.4 -30.9 345 13 253.3 253.3 252.1 254.0 0.25 6 850 1350 -28.7 -33.4 64 4.7 -29.0 340 9 256.1 256.1 254.5 256.8 0.27 7 807 1721 -29.5 -36.5 51 7.0 -30.0 61 6 259.1 259.1 256.8 259.7 0.21 8 782 1945 -28.7 -36.7 46 8.0 -29.3 66 9 262.3 262.3 259.4 262.9 0.21 9 767 2085 -25.7 -34.7 43 9.0 -26.5 61 12 267.0 267.0 263.0 267.7 0.26 10 732 2424 -23.5 -33.5 39 10.0 -24.5 65 19 272.9 273.0 267.3 273.9 0.31 11 707 2678 -24.5 -36.5 32 12.0 -25.6 65 18 274.6 274.6 268.2 275.3 0.24 12 700 2750 -24.7 -35.7 35 11.0 -25.8 65 19 275.1 275.2 268.6 275.9 0.26 13 697 2781 -24.9 -34.9 39 10.0 -25.9 63 19 275.2 275.3 268.7 276.1 0.28 14 686 2898 -21.7 -53.7 4 32.0 -23.8 58 20 280.1 280.1 271.2 280.2 0.04 15 681 2952 -20.9 -55.9 3 35.0 -23.1 55 20 281.5 281.6 272.1 281.6 0.03 16 680 2963 -20.9 -52.9 4 32.0 -23.1 54 20 281.7 281.7 272.2 281.8 0.04 17 638 3433 -21.9 -49.9 6 28.0 -24.0 16 10 285.7 285.7 274.5 285.9 0.06 18 562 4355 -28.7 -47.7 14 19.0 -29.9 329 11 288.2 288.3 275.9 288.6 0.09 19 500 5180 -35.9 -42.9 49 7.0 -36.3 310 12 289.3 289.3 276.6 289.8 0.17 20 470 5604 -39.7 -44.7 59 5.0 -39.9 318 15 289.7 289.7 276.7 290.2 0.15 21 463 5706 -39.5 -57.5 13 18.0 -40.1 311 15 291.2 291.2 277.3 291.3 0.03 22 400 6690 -45.5 -59.5 19 14.0 -45.8 280 19 295.9 295.9 279.6 296.0 0.03 23 393 6808 -46.5 -59.5 21 13.0 -46.8 285 21 296.0 296.1 279.6 296.2 0.03 24 337 7829 -47.9 -66.9 9 19.0 -48.3 285 20 307.4 307.4 284.4 307.5 0.01 25 300 8600 -47.3 -70.3 5 23.0 -47.7 295 27 318.7 318.7 288.3 318.7 0.01 26 250 9810 -45.7 -77.7 2 32.0 -46.3 280 26 338.1 338.1 293.9 338.1 0.00 27 211 10936 -47.5 -79.5 1 32.0 -48.1 266 31 352.1 352.1 297.1 352.1 0.00 28 200 11290 -46.9 -79.9 1 33.0 -47.6 280 39 358.5 358.5 298.4 358.5 0.00 29 176 12139 -45.1 -80.1 1 35.0 -46.0 269 40 374.8 374.8 301.4 374.8 0.00 30 150 13200 -47.1 -82.1 1 35.0 -48.0 270 41 388.9 388.9 303.6 388.9 0.00 31 137 13800 -48.5 -82.5 1 34.0 -49.3 264 39 396.6 396.6 304.8 396.7 0.00 32 124 14460 -47.3 -82.3 1 35.0 -48.3 287 39 410.3 410.3 306.6 410.3 0.00 33 109 15306 -51.7 -83.7 1 32.0 -52.4 262 44 417.4 417.4 307.4 417.4 0.00 34 104 15612 -50.9 -83.9 1 33.0 -51.7 272 50 424.6 424.6 308.2 424.6 0.00 35 100 15870 -47.7 -82.7 1 35.0 -48.9 280 45 435.6 435.6 309.4 435.6 0.00 36 97 16069 -48.9 -83.9 1 35.0 -50.0 280 45 437.0 437.0 309.6 437.1 0.00 37 93 16346 -46.9 -82.9 1 36.0 -48.3 285 44 446.3 446.3 310.5 446.3 0.00 38 70 18210 -49.1 -84.1 1 35.0 -50.5 290 34 479.3 479.3 313.4 479.4 0.00 39 65 18695 -50.5 -84.5 1 34.0 -51.8 287 36 486.6 486.6 314.0 486.6 0.00 40 50 20420 -47.1 -83.1 1 36.0 -49.4 295 50 532.5 532.5 317.1 532.5 0.01 41 48 20691 -46.1 -83.1 1 37.0 -48.6 297 52 541.1 541.1 317.6 541.2 0.01 42 31 23558 -52.9 -85.9 1 33.0 -54.8 317 38 594.8 594.8 320.4 594.9 0.01 43 30 23770 -52.1 -86.1 1 34.0 -54.2 310 39 602.6 602.6 320.7 602.7 0.01 44 24 25221 -49.9 -84.9 1 35.0 -53.0 323 45 648.7 648.7 322.6 648.8 0.01 45 20 26410 -51.1 -85.1 1 34.0 -54.3 335 34 679.8 679.8 323.7 679.9 0.01 46 14 28687 -57.1 -88.1 1 31.0 -59.5 337 60 732.4 732.4 325.4 732.5 0.01 47 12 29665 -54.3 -87.3 1 33.0 -57.8 341 64 775.4 775.4 326.6 775.5 0.02 48 10 30830 -54.4 -87.4 1 33.0 -58.3 345 69 816.4 816.4 327.7 816.5 0.02 49 9.0 31505 -54.5 -87.5 1 33.0 -58.6 841.1 841.1 328.2 841.3 0.02 TRP 393 6808 -46.5 -59.5 21 13.0 -46.8 285 21 296.0 296.1 279.6 296.2 0.03 WND 10 30830 -54.4 -87.4 1 33.0 -58.3 345 69 816.4 816.4 327.7 816.5 0.02 Sounding variables and indices 1000-500 mb thick: 4987.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.03 inches Sfc-500 mean rel hum: 35.11 % Est. max temperature: -15.90 C = 3.39 F Sfc-Lift cond lev (LCL): 872.70 mb = 1162.83 m = 3815.02 ft T: -31.42 C 700-500 lapse rate: 4.61 C/km ThetaE index: 0.00 C Layer 931.0- -0.0 mb Conv cond level (CCL): 931.00 mb = 707.00 m = 2319.53 ft Mean mixing ratio: 0.23 g/kg Conv temperature: -33.93 C = -29.08 F Cap Strength: 31.43 C Lifted Index: 31.23 C Risk: None Lifted Index @300 mb: 47.78 C Lifted Index @700 mb: 21.80 C Showalter Index: 26.66 C Risk: None Total Totals Index: 9.70 C Risk: None Vertical Totals Index: 7.20 C Cross Totals Index: 2.50 C K Index: -37.20 Risk: None Sweat Index: 30.00 Risk: None Energy Index: 7.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.74 J/kg Max Up Vert Vel: 10.27 m/s Conv Inhibition (B-): 78094.12 J/kg Cap Strength: 31.42 C Lift Cond Lev (LCL): 836.84 mb = 1461.36 m = 4794.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 at 10 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 ---------------------------------------------------------- 0 931 707 180 1 0.0 1.0 | 200 10 3.6 9.8 1 925 752 350 3 0.5 -3.0 | 215 7 4.1 5.9 2 904 914 350 12 2.1 -11.8 | 298 6 5.7 -3.0 3 866 1219 350 16 2.8 -15.8 | 317 9 6.4 -6.9 4 850 1350 340 9 3.1 -8.5 | 267 7 6.7 0.4 5 830 1524 45 3 -2.1 -2.1 | 193 7 1.5 6.7 6 795 1829 70 7 -6.6 -2.4 | 155 7 -3.0 6.4 7 762 2134 60 13 -11.3 -6.5 | 107 8 -7.6 2.3 8 731 2438 65 19 -17.2 -8.0 | 93 14 -13.6 0.8 9 701 2743 65 18 -16.3 -7.6 | 95 13 -12.7 1.2 10 700 2750 65 19 -17.2 -8.0 | 93 14 -13.6 0.8 11 672 3048 50 21 -16.1 -13.5 | 69 13 -12.5 -4.7 12 644 3353 15 10 -2.6 -9.7 | 309 1 1.0 -0.8 13 617 3658 20 10 -3.4 -9.4 | 341 1 0.2 -0.6 14 592 3962 350 7 1.2 -6.9 | 248 5 4.8 1.9 15 567 4267 330 11 5.5 -9.5 | 274 9 9.1 -0.7 16 544 4572 325 10 5.7 -8.2 | 266 9 9.4 0.6 17 521 4877 335 10 4.2 -9.1 | 272 8 7.9 -0.2 18 500 5180 310 12 9.2 -7.7 | 265 13 12.8 1.1 19 500 5182 310 13 10.0 -8.4 | 268 14 13.6 0.5 20 478 5486 325 15 8.6 -12.3 | 286 13 12.2 -3.5 21 437 6096 285 15 14.5 -3.9 | 255 19 18.1 4.9 22 400 6690 280 19 18.7 -3.3 | 256 23 22.3 5.5 23 393 6808 285 21 20.3 -5.4 | 262 24 23.9 3.4 24 348 7620 285 18 17.4 -4.7 | 259 21 21.0 4.2 25 317 8230 285 24 23.2 -6.2 | 264 27 26.8 2.6 26 303 8534 300 26 22.5 -13.0 | 279 26 26.1 -4.2 27 300 8600 295 27 24.5 -11.4 | 275 28 28.1 -2.6 28 276 9144 285 30 29.0 -7.8 | 268 33 32.6 1.0 29 264 9449 280 36 35.5 -6.3 | 266 39 39.1 2.6 30 252 9754 290 30 28.2 -10.3 | 273 32 31.8 -1.4 31 250 9810 280 26 25.6 -4.5 | 262 30 29.2 4.3 32 230 10363 270 23 23.0 -0.0 | 252 28 26.6 8.8 33 220 10668 275 25 24.9 -2.2 | 257 29 28.5 6.6 34 210 10973 265 32 31.9 2.8 | 252 37 35.5 11.6 35 200 11278 280 40 39.4 -6.9 | 268 43 43.0 1.9 36 200 11290 280 39 38.4 -6.8 | 267 42 42.0 2.0 37 167 12497 265 41 40.8 3.6 | 254 46 44.5 12.4 38 152 13106 270 50 50.0 -0.0 | 261 54 53.6 8.8 39 150 13200 270 41 41.0 -0.0 | 259 45 44.6 8.8 40 139 13716 260 38 37.4 6.6 | 249 44 41.0 15.4 41 126 14326 290 42 39.5 -14.4 | 277 43 43.1 -5.6 42 115 14935 275 30 29.9 -2.6 | 260 34 33.5 6.2 43 110 15240 260 42 41.4 7.3 | 250 48 45.0 16.1 44 105 15545 270 51 51.0 -0.0 | 261 55 54.6 8.8 45 100 15870 280 45 44.3 -7.8 | 269 48 47.9 1.0 46 96 16154 280 45 44.3 -7.8 | 269 48 47.9 1.0 47 87 16764 295 42 38.1 -17.7 | 282 43 41.7 -8.9 48 80 17374 280 45 44.3 -7.8 | 269 48 47.9 1.0 49 72 17983 290 44 41.3 -15.0 | 278 45 45.0 -6.2 50 70 18210 290 34 31.9 -11.6 | 275 36 35.6 -2.8 51 69 18288 300 31 26.8 -15.5 | 282 31 30.5 -6.7 52 63 18898 280 39 38.4 -6.8 | 267 42 42.0 2.0 53 60 19202 295 46 41.7 -19.4 | 283 47 45.3 -10.6 54 52 20117 280 48 47.3 -8.3 | 269 51 50.9 0.5 55 50 20420 295 50 45.3 -21.1 | 284 50 48.9 -12.3 56 46 21031 300 55 47.6 -27.5 | 290 55 51.3 -18.7 57 43 21336 310 47 36.0 -30.2 | 298 45 39.6 -21.4 58 42 21641 315 45 31.8 -31.8 | 303 42 35.4 -23.0 59 38 22250 320 43 27.6 -32.9 | 308 39 31.3 -24.1 60 36 22555 305 36 29.5 -20.6 | 290 35 33.1 -11.8 61 31 23470 320 38 24.4 -29.1 | 306 35 28.1 -20.3 62 30 23770 310 39 29.9 -25.1 | 296 37 33.5 -16.3 63 30 23774 315 31 21.9 -21.9 | 297 29 25.5 -13.1 64 23 25603 325 49 28.1 -40.1 | 315 45 31.7 -31.3 65 20 26410 335 34 14.4 -30.8 | 321 28 18.0 -22.0 66 20 26518 340 33 11.3 -31.0 | 326 27 14.9 -22.2 67 17 27432 340 41 14.0 -38.5 | 329 35 17.6 -29.7 68 15 28042 335 57 24.1 -51.7 | 327 51 27.7 -42.8 69 10 30830 345 69 17.9 -66.6 | 340 62 21.5 -57.8 Wind Parameters Mean winds (0-6000m): 352.4 at 12.7 knts Storm direction: 22.4 at 9.5 knts Shear (0-3000m) pos: 3.2 neg: 2.4 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 87.7 deg Storm rel helicity (0-3000m) pos: 23.8 neg: -76.2 tot: -52.4 m^2/s^2 ave: -17.5 10^-3 m/s^2 rel: -0.36 Storm rel vorticity (0-3000m) horiz: 12.3 stream: -4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 97.70 Bulk Shear: 0.54 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 ------------------------------------------------------------------------------- 500 350 11 288 6| 17.3 0.0 17.3| 22.6 0.0 22.6 45.2 0.80| 17.8 14.3 1000 354 9 272 5| 3.1 0.0 3.1| 22.6 -23.0 -0.3 -0.3 -0.04| 18.0 -0.8 1500 18 9 268 1| 5.1 0.0 5.1| 22.6 -39.4 -16.8 -11.2 -0.23| 15.2 -3.5 2000 38 11 89 3| 4.8 0.0 4.8| 23.7 -43.7 -20.0 -10.0 -0.23| 12.8 -2.9 2500 43 13 84 5| 3.8 2.0 5.9| 23.7 -73.4 -49.7 -19.9 -0.33| 13.1 -4.3 3000 40 13 80 5| 3.2 2.4 5.6| 23.8 -76.2 -52.4 -17.5 -0.36| 12.3 -4.4 4000 28 12 51 2| 2.4 2.8 5.2| 28.4 -79.8 -51.3 -12.8 -0.31| 10.6 -3.3 5000 13 12 340 3| 1.9 2.9 4.8| 43.0 -91.8 -48.8 -9.8 -0.26| 9.8 -2.6 6000 352 13 305 7| 1.6 3.1 4.6| 47.5-116.6 -69.1 -11.5 -0.28| 9.1 -2.5 Wrote GIF file: /home/apache/climate/data/raob//CYXY/skewt/CYXY.skewt.20251210.12.gif