UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:1200Z 4 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 1006 27 -23.1 -25.3 82 2.2 -23.4 335 11 249.6 249.7 249.4 250.9 0.49 1 1000 76 -21.9 -24.2 82 2.3 -22.2 360 11 251.2 251.3 251.0 252.7 0.54 2 974 270 -20.9 -21.1 98 0.2 -20.9 26 25 254.2 254.3 253.9 256.1 0.73 3 973 278 -20.3 -20.3 100 0.0 -20.3 27 25 254.8 255.0 254.6 256.9 0.78 4 966 332 -16.7 -17.8 91 1.1 -16.9 30 26 259.0 259.2 258.4 261.6 0.97 5 955 418 -14.5 -19.5 66 5.0 -15.4 32 22 262.1 262.2 260.6 264.4 0.85 6 946 490 -14.3 -16.1 86 1.8 -14.7 33 20 263.0 263.2 261.8 266.1 1.15 7 930 619 -15.3 -15.9 95 0.6 -15.4 34 15 263.3 263.4 262.1 266.5 1.19 8 925 660 -15.3 -16.1 94 0.8 -15.4 30 14 263.7 263.9 262.4 266.9 1.17 9 911 775 -15.1 -16.1 92 1.0 -15.3 35 12 265.0 265.2 263.4 268.3 1.19 10 892 934 -16.5 -16.5 100 0.0 -16.5 40 9 265.2 265.4 263.5 268.4 1.18 11 862 1191 -16.9 -18.8 85 1.9 -17.3 40 10 267.4 267.5 264.7 270.2 1.00 12 850 1296 -17.7 -19.4 87 1.7 -18.0 55 10 267.6 267.8 264.8 270.3 0.97 13 765 2076 -22.7 -25.4 79 2.7 -23.1 57 9 270.4 270.5 266.2 272.2 0.63 14 734 2378 -25.1 -27.3 82 2.2 -25.4 67 10 271.0 271.1 266.4 272.6 0.55 15 701 2711 -27.5 -30.9 73 3.4 -27.9 36 3 271.9 272.0 266.8 273.2 0.41 16 700 2721 -27.5 -31.6 68 4.1 -27.9 35 3 272.0 272.1 266.8 273.2 0.39 17 695 2773 -27.5 -34.5 51 7.0 -28.1 47 4 272.6 272.6 267.0 273.5 0.29 18 681 2919 -28.7 -36.7 46 8.0 -29.3 58 3 272.8 272.9 267.1 273.6 0.24 19 672 3014 -29.1 -36.1 51 7.0 -29.7 64 3 273.4 273.5 267.5 274.2 0.26 20 666 3079 -28.9 -40.9 31 12.0 -29.7 69 2 274.4 274.4 267.9 274.9 0.16 21 610 3701 -34.1 -40.1 55 6.0 -34.5 191 4 275.3 275.4 268.6 276.0 0.19 22 542 4521 -39.3 -50.3 30 11.0 -39.7 161 12 278.6 278.6 270.4 278.9 0.07 23 529 4687 -40.7 -49.7 37 9.0 -41.0 158 11 278.9 278.9 270.6 279.1 0.08 24 522 4778 -41.5 -52.5 29 11.0 -41.8 152 9 279.0 279.0 270.7 279.2 0.06 25 518 4830 -41.5 -56.5 18 15.0 -41.9 149 9 279.6 279.6 270.9 279.7 0.04 26 500 5070 -42.9 -56.9 20 14.0 -43.2 90 6 280.7 280.7 271.6 280.9 0.03 27 429 6085 -49.1 -55.1 50 6.0 -49.2 36 6 285.4 285.4 274.3 285.6 0.05 28 400 6540 -51.3 -62.3 26 11.0 -51.5 10 7 288.3 288.3 275.8 288.4 0.02 29 399 6556 -51.5 -62.5 26 11.0 -51.7 9 7 288.3 288.3 275.8 288.3 0.02 30 394 6638 -51.9 -55.3 67 3.4 -52.0 3 8 288.8 288.8 276.1 289.0 0.05 31 392 6671 -52.1 -55.8 64 3.7 -52.2 0 8 288.9 289.0 276.2 289.1 0.05 32 378 6908 -52.1 -67.1 15 15.0 -52.3 343 9 292.0 292.0 277.7 292.0 0.01 33 374 6977 -52.5 -63.5 25 11.0 -52.7 338 10 292.3 292.3 277.9 292.4 0.02 34 335 7686 -55.5 -73.5 9 18.0 -55.6 330 19 297.6 297.6 280.3 297.6 0.01 35 317 8038 -56.1 -73.1 10 17.0 -56.2 320 19 301.5 301.5 282.0 301.5 0.01 36 300 8390 -55.5 -72.5 10 17.0 -55.6 320 21 307.1 307.1 284.2 307.1 0.01 37 250 9560 -51.9 -78.9 3 27.0 -52.2 320 23 328.9 328.9 291.4 328.9 0.00 38 200 11010 -48.7 -80.7 1 32.0 -49.3 325 32 355.7 355.7 297.8 355.7 0.00 39 195 11177 -48.3 -80.3 1 32.0 -48.9 324 32 358.9 358.9 298.5 358.9 0.00 40 186 11490 -48.9 -80.9 1 32.0 -49.5 321 33 362.8 362.8 299.2 362.8 0.00 41 158 12566 -48.7 -81.7 1 33.0 -49.4 313 34 380.5 380.5 302.3 380.5 0.00 42 150 12910 -47.7 -81.7 1 34.0 -48.5 310 34 387.9 387.9 303.5 387.9 0.00 43 141 13318 -46.7 -80.7 1 34.0 -47.7 310 39 396.5 396.5 304.8 396.6 0.00 44 111 14892 -48.5 -82.5 1 34.0 -49.5 317 32 421.3 421.3 307.9 421.3 0.00 45 100 15580 -45.9 -81.9 1 36.0 -47.3 320 39 439.0 439.0 309.8 439.1 0.00 46 96 15852 -46.5 -81.5 1 35.0 -47.9 320 39 443.0 443.0 310.2 443.1 0.01 47 70 17960 -44.7 -81.7 1 37.0 -46.9 310 44 488.8 488.8 314.1 488.8 0.01 48 63 18667 -43.9 -81.9 1 38.0 -46.4 311 47 505.5 505.5 315.4 505.5 0.01 49 59 19106 -45.7 -82.7 1 37.0 -47.9 307 51 511.0 511.0 315.7 511.0 0.01 50 50 20210 -45.3 -83.3 1 38.0 -48.0 315 40 536.7 536.7 317.3 536.8 0.01 51 30 23630 -43.5 -83.5 0 40.0 -47.9 320 32 626.1 626.1 321.7 626.1 0.01 52 28 24093 -42.9 -82.9 0 40.0 -47.7 320 32 640.2 640.2 322.3 640.3 0.01 53 25 24851 -44.9 -83.9 0 39.0 -49.4 320 50 655.5 655.5 322.9 655.6 0.01 54 20 26350 -41.5 -82.5 0 41.0 -48.1 325 47 709.1 709.2 324.7 709.3 0.02 55 17 27453 -41.3 -82.3 0 41.0 -48.6 330 45 743.5 743.5 325.7 743.8 0.03 56 16 27867 -39.2 -80.7 0 41.5 -47.7 320 64 763.5 763.5 326.3 763.8 0.04 57 15 28311 -36.9 -78.9 0 42.0 -46.9 320 64 785.3 785.3 326.9 785.7 0.05 58 13 29291 -41.7 -82.7 0 41.0 -49.9 320 64 801.4 801.5 327.3 801.7 0.03 59 10 31075 -40.5 -81.5 0 41.0 -50.5 324 60 868.4 868.4 328.8 868.9 0.05 TRP 335 7686 -55.5 -73.5 9 18.0 -55.6 330 19 297.6 297.6 280.3 297.6 0.01 WND 16 27867 -39.2 -80.7 0 41.5 -47.7 320 64 763.5 763.5 326.3 763.8 0.04 Sounding variables and indices 1000-500 mb thick: 4994.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 63.08 % Est. max temperature: -5.21 C = 22.63 F Sfc-Lift cond lev (LCL): 969.86 mb = 302.07 m = 991.04 ft T: -18.69 C 700-500 lapse rate: 6.56 C/km Conv cond level (CCL): 1000.00 mb = 76.00 m = 249.34 ft Mean mixing ratio: 0.93 g/kg Conv temperature: -17.48 C = 0.54 F Cap Strength: 14.88 C Lifted Index: 15.64 C Risk: None Lifted Index @300 mb: 32.14 C Lifted Index @700 mb: 9.86 C Showalter Index: 8.70 C Risk: None Total Totals Index: 48.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 23.50 C K Index: 1.70 Risk: None Sweat Index: 26.00 Risk: None Energy Index: 2.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 72.18 J/kg Max Up Vert Vel: 12.01 m/s Conv Inhibition (B-): 73766.05 J/kg Cap Strength: 15.33 C Lift Cond Lev (LCL): 937.22 mb = 560.72 m = 1839.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 100 at 7 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 1006 27 335 11 4.6 -10.0 | 315 16 11.3 -11.2 1 1000 76 360 11 -0.0 -11.0 | 331 14 6.7 -12.2 2 970 305 30 27 -13.5 -23.4 | 15 26 -6.8 -24.6 3 931 610 35 15 -8.6 -12.3 | 8 14 -1.9 -13.5 4 925 660 30 14 -7.0 -12.1 | 1 13 -0.3 -13.3 5 894 914 40 9 -5.8 -6.9 | 354 8 0.9 -8.1 6 859 1219 40 10 -6.4 -7.7 | 358 9 0.3 -8.9 7 850 1296 55 10 -8.2 -5.7 | 12 7 -1.5 -6.9 8 790 1829 65 14 -12.7 -5.9 | 40 9 -6.0 -7.1 9 758 2134 55 8 -6.6 -4.6 | 359 6 0.1 -5.8 10 727 2438 70 10 -9.4 -3.4 | 30 5 -2.7 -4.6 11 700 2721 35 3 -1.7 -2.5 | 306 6 5.0 -3.7 12 698 2743 45 4 -2.8 -2.8 | 316 6 3.9 -4.0 13 639 3353 90 1 -1.0 0.0 | 282 6 5.7 -1.2 14 612 3658 195 4 1.0 3.9 | 251 8 7.7 2.7 15 586 3962 140 10 -6.4 7.7 | 182 6 0.3 6.5 16 561 4267 145 14 -8.0 11.5 | 173 10 -1.3 10.3 17 537 4572 165 12 -3.1 11.6 | 199 11 3.6 10.4 18 514 4877 145 8 -4.6 6.6 | 202 6 2.1 5.3 19 500 5070 90 6 -6.0 0.0 | 330 1 0.7 -1.2 20 428 6096 35 6 -3.4 -4.9 | 332 7 3.3 -6.1 21 409 6401 10 2 -0.3 -2.0 | 297 7 6.4 -3.2 22 400 6540 10 7 -1.2 -6.9 | 326 10 5.5 -8.1 23 372 7010 335 10 4.2 -9.1 | 313 15 10.9 -10.3 24 338 7620 340 20 6.8 -18.8 | 326 24 13.5 -20.0 25 335 7686 330 19 9.5 -16.5 | 317 24 16.2 -17.7 26 308 8230 315 19 13.4 -13.4 | 306 25 20.1 -14.6 27 300 8390 320 21 13.5 -16.1 | 311 27 20.2 -17.3 28 280 8839 335 21 8.9 -19.0 | 322 26 15.6 -20.2 29 267 9144 325 26 14.9 -21.3 | 316 31 21.6 -22.5 30 250 9560 320 23 14.8 -17.6 | 311 29 21.5 -18.8 31 211 10668 320 33 21.2 -25.3 | 313 38 27.9 -26.5 32 200 11010 325 32 18.4 -26.2 | 318 37 25.1 -27.4 33 150 12910 310 34 26.0 -21.9 | 305 40 32.7 -23.1 34 139 13411 310 40 30.6 -25.7 | 306 46 37.3 -26.9 35 127 14021 335 32 13.5 -29.0 | 326 36 20.2 -30.2 36 105 15240 310 32 24.5 -20.6 | 305 38 31.2 -21.8 37 100 15580 320 39 25.1 -29.9 | 314 44 31.8 -31.1 38 96 15850 320 39 25.1 -29.9 | 314 44 31.8 -31.1 39 92 16154 315 44 31.1 -31.1 | 311 50 37.8 -32.3 40 88 16459 315 28 19.8 -19.8 | 308 34 26.5 -21.0 41 70 17960 310 44 33.7 -28.3 | 306 50 40.4 -29.5 42 64 18593 315 47 33.2 -33.2 | 311 53 39.9 -34.4 43 61 18898 300 48 41.6 -24.0 | 298 54 48.3 -25.2 44 58 19202 310 53 40.6 -34.1 | 307 59 47.3 -35.3 45 51 20117 330 42 21.0 -36.4 | 324 47 27.7 -37.6 46 50 20210 315 40 28.3 -28.3 | 310 46 35.0 -29.5 47 48 20422 315 41 29.0 -29.0 | 310 47 35.7 -30.2 48 42 21336 320 50 32.1 -38.3 | 315 55 38.8 -39.5 49 39 21946 335 42 17.7 -38.1 | 328 46 24.5 -39.3 50 37 22250 320 38 24.4 -29.1 | 314 43 31.1 -30.3 51 34 22860 325 52 29.8 -42.6 | 320 57 36.5 -43.8 52 32 23165 340 43 14.7 -40.4 | 333 47 21.4 -41.6 53 30 23630 320 32 20.6 -24.5 | 313 37 27.3 -25.7 54 29 23774 325 31 17.8 -25.4 | 317 36 24.5 -26.6 55 28 24079 320 32 20.6 -24.5 | 313 37 27.3 -25.7 56 24 24994 320 53 34.1 -40.6 | 316 58 40.8 -41.8 57 22 25603 325 38 21.8 -31.1 | 319 43 28.5 -32.3 58 20 26350 325 47 27.0 -38.5 | 320 52 33.7 -39.7 59 20 26518 315 44 31.1 -31.1 | 311 50 37.8 -32.3 60 17 27432 330 45 22.5 -39.0 | 324 50 29.2 -40.2 61 16 27737 330 43 21.5 -37.2 | 324 48 28.2 -38.4 62 16 27867 320 64 41.1 -49.0 | 316 69 47.8 -50.2 63 12 28346 320 64 41.1 -49.0 | 316 69 47.8 -50.2 64 6 29870 335 49 20.7 -44.4 | 329 53 27.4 -45.6 Wind Parameters Mean winds (0-6000m): 70.2 at 9.1 knts Storm direction: 100.2 at 6.8 knts Shear (0-3000m) pos: 2.0 neg: 0.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -16.9 deg Storm rel helicity (0-3000m) pos: 115.0 neg: -41.7 tot: 73.3 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 1.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 2.44 Bulk Shear: 29.58 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 25 20 5 19| 16.1 0.0 16.1| 96.5 -6.6 89.9 179.8 0.61| 31.2 19.0 1000 29 16 4 15| 5.7 0.0 5.7| 97.0 -19.6 77.4 77.4 0.37| 20.6 7.6 1500 34 14 5 13| 5.2 0.0 5.2|105.5 -19.6 85.9 57.3 0.42| 15.4 6.5 2000 41 14 11 12| 3.9 0.4 4.4|110.5 -26.4 84.1 42.1 0.35| 13.3 4.6 2500 44 13 12 11| 2.9 0.3 3.2|114.6 -33.0 81.7 32.7 0.27| 12.2 3.3 3000 45 11 7 9| 2.0 0.3 2.3|115.0 -41.7 73.3 24.4 0.16| 11.4 1.8 4000 50 9 4 7| 1.8 1.0 2.8|115.0 -65.7 49.3 12.3 -0.04| 10.6 -0.4 5000 71 10 30 5| 1.6 0.8 2.4|128.5 -68.3 60.2 12.0 0.02| 10.3 0.2 6000 70 9 23 5| 1.3 0.9 2.2|128.8 -69.4 59.4 9.9 0.03| 9.2 0.3 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20251204.12.gif