UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for CYZV... Searching the city database file for: CYZV ... Date:0000Z 17 DEC 25 Station: CYZV WMO ident: 71811 Latitude: 50.22 Longitude: -66.25 Elevation: 53.00 ------------------------------------------------------------------------------- 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 1004 53 -10.7 -13.9 77 3.2 -11.4 255 6 262.2 262.4 261.5 265.7 1.30 1 1000 84 -8.7 -13.7 67 5.0 -9.9 255 6 264.5 264.7 263.3 268.1 1.32 2 997 107 -7.7 -13.7 62 6.0 -9.2 254 7 265.7 265.9 264.1 269.3 1.33 3 990 162 -7.3 -12.3 67 5.0 -8.6 252 8 266.6 266.9 265.1 270.7 1.50 4 973 297 -8.5 -12.2 75 3.7 -9.5 248 11 266.7 267.0 265.3 270.9 1.54 5 925 686 -11.9 -14.3 82 2.4 -12.5 235 19 267.1 267.4 265.3 270.9 1.36 6 850 1330 -14.9 -15.9 92 1.0 -15.1 255 29 270.5 270.8 267.5 274.2 1.30 7 797 1813 -18.9 -18.9 100 0.0 -18.9 265 31 271.3 271.5 267.6 274.4 1.08 8 794 1841 -17.9 -19.3 89 1.4 -18.1 266 31 272.7 272.8 268.4 275.6 1.04 9 791 1870 -15.9 -20.9 65 5.0 -16.9 267 31 275.1 275.2 269.8 277.8 0.91 10 787 1908 -14.7 -36.7 14 22.0 -17.4 268 31 276.8 276.8 269.5 277.4 0.21 11 776 2015 -12.7 -36.7 11 24.0 -15.9 271 32 280.0 280.1 271.6 280.7 0.21 12 772 2054 -12.9 -27.9 27 15.0 -15.4 273 32 280.2 280.3 272.2 281.8 0.50 13 754 2235 -12.1 -27.1 28 15.0 -14.8 277 34 283.0 283.1 273.8 284.7 0.55 14 744 2337 -11.7 -28.7 23 17.0 -14.7 278 37 284.5 284.6 274.6 286.0 0.48 15 737 2409 -11.5 -27.5 25 16.0 -14.5 280 38 285.5 285.6 275.2 287.2 0.54 16 703 2770 -13.7 -19.7 60 6.0 -15.1 278 42 287.0 287.2 276.9 290.4 1.14 17 700 2802 -13.7 -23.7 43 10.0 -15.7 275 43 287.3 287.5 276.6 289.8 0.81 18 699 2813 -13.9 -23.9 43 10.0 -15.9 275 43 287.2 287.3 276.5 289.7 0.79 19 688 2933 -14.9 -22.9 50 8.0 -16.6 276 44 287.4 287.6 276.7 290.1 0.88 20 685 2966 -15.1 -18.9 73 3.8 -16.0 276 44 287.5 287.8 277.3 291.3 1.25 21 680 3021 -15.3 -18.2 78 2.9 -16.0 276 44 287.9 288.2 277.6 292.0 1.34 22 672 3111 -14.3 -16.1 86 1.8 -14.8 277 45 290.0 290.3 279.0 294.9 1.62 23 657 3282 -14.9 -18.1 77 3.2 -15.7 278 46 291.2 291.5 279.3 295.5 1.40 24 599 3975 -19.3 -21.2 85 1.9 -19.7 283 50 293.9 294.1 280.3 297.6 1.17 25 585 4151 -18.1 -20.3 83 2.2 -18.6 284 51 297.3 297.6 281.9 301.4 1.30 26 528 4911 -22.1 -23.2 91 1.1 -22.3 286 48 301.4 301.6 283.4 305.0 1.12 27 519 5038 -22.7 -25.3 79 2.6 -23.2 289 49 302.1 302.3 283.5 305.2 0.94 28 500 5310 -24.9 -26.3 88 1.4 -25.1 295 51 302.7 302.8 283.7 305.6 0.89 29 491 5442 -25.9 -27.1 90 1.2 -26.1 294 52 303.0 303.2 283.7 305.8 0.84 30 487 5501 -26.1 -29.8 71 3.7 -26.6 294 52 303.5 303.6 283.7 305.7 0.66 31 471 5743 -27.5 -31.7 67 4.2 -28.1 292 54 304.7 304.8 284.0 306.6 0.57 32 430 6393 -32.1 -35.2 74 3.1 -32.4 292 59 306.9 306.9 284.7 308.4 0.44 33 400 6900 -36.5 -40.7 65 4.2 -36.8 295 62 307.6 307.6 284.8 308.5 0.27 34 390 7074 -37.5 -42.5 60 5.0 -37.9 295 66 308.5 308.5 285.1 309.3 0.23 35 362 7582 -41.9 -44.1 79 2.2 -42.1 295 73 309.2 309.3 285.3 310.0 0.21 36 312 8566 -50.3 -56.3 49 6.0 -50.5 300 70 310.9 311.0 285.7 311.2 0.06 37 300 8820 -52.9 -57.3 59 4.4 -53.0 300 71 310.8 310.8 285.7 311.0 0.06 38 277 9329 -57.9 -61.4 64 3.5 -57.9 301 74 310.7 310.7 285.7 310.9 0.04 39 250 9970 -62.5 -66.3 60 3.8 -62.6 305 80 313.1 313.2 286.5 313.2 0.02 40 232 10427 -65.5 -70.1 53 4.6 -65.5 305 84 315.4 315.4 287.2 315.4 0.01 41 226 10587 -64.5 -68.6 57 4.1 -64.6 305 85 319.3 319.3 288.5 319.3 0.02 42 221 10723 -65.2 -69.4 56 4.2 -65.3 305 89 320.2 320.2 288.8 320.3 0.02 43 212 10975 -66.5 -70.8 55 4.3 -66.5 305 89 322.0 322.0 289.4 322.1 0.01 44 205 11179 -64.9 -75.9 21 11.0 -65.0 302 84 327.7 327.7 291.0 327.7 0.01 45 200 11330 -63.7 -77.7 13 14.0 -63.8 300 81 331.9 331.9 292.2 331.9 0.00 46 199 11361 -63.1 -79.1 10 16.0 -63.2 300 81 333.3 333.3 292.6 333.3 0.00 47 191 11614 -63.1 -80.1 8 17.0 -63.2 301 78 337.2 337.2 293.6 337.3 0.00 48 185 11812 -61.3 -79.3 7 18.0 -61.4 302 76 343.3 343.3 295.1 343.3 0.00 49 169 12372 -62.7 -82.7 5 20.0 -62.8 304 71 349.9 349.9 296.6 349.9 0.00 50 150 13110 -61.9 -83.9 4 22.0 -62.0 305 82 363.4 363.4 299.4 363.5 0.00 51 144 13362 -62.3 -84.3 4 22.0 -62.4 301 82 367.0 367.0 300.0 367.0 0.00 52 128 14092 -60.1 -85.1 2 25.0 -60.3 298 77 383.5 383.5 302.8 383.6 0.00 53 114 14809 -62.5 -85.5 3 23.0 -62.7 296 72 392.0 392.0 304.1 392.0 0.00 54 106 15259 -60.7 -85.7 2 25.0 -61.0 295 69 403.7 403.7 305.7 403.7 0.00 55 100 15620 -62.3 -86.3 3 24.0 -62.5 300 61 407.4 407.4 306.2 407.4 0.00 56 89 16334 -65.3 -87.3 3 22.0 -65.5 302 64 415.2 415.2 307.2 415.2 0.00 57 70 17790 -66.5 -87.5 4 21.0 -66.7 300 66 442.1 442.1 310.1 442.1 0.00 58 66 18146 -65.7 -87.7 3 22.0 -65.9 302 61 451.4 451.4 311.0 451.4 0.00 59 50 19810 -70.3 -90.3 4 20.0 -70.5 295 62 477.8 477.8 313.2 477.8 0.00 60 39 21273 -74.3 -91.3 6 17.0 -74.4 281 64 502.9 502.9 315.1 502.9 0.00 61 30 22810 -72.5 -91.5 4 19.0 -72.7 300 61 547.0 547.0 317.9 547.0 0.00 62 24 24130 -69.3 -92.3 2 23.0 -69.6 299 60 592.3 592.3 320.3 592.4 0.00 63 20 25210 -72.1 -93.1 3 21.0 -72.4 280 62 615.5 615.5 321.3 615.5 0.00 64 19 25512 -72.1 -93.1 3 21.0 -72.4 269 62 624.6 624.6 321.7 624.6 0.00 65 17 26171 -69.5 -92.5 2 23.0 -70.0 284 60 653.1 653.1 322.8 653.1 0.00 TRP 232 10427 -65.5 -70.1 53 4.6 -65.5 305 84 315.4 315.4 287.2 315.4 0.01 WND 221 10723 -65.2 -69.4 56 4.2 -65.3 305 89 320.2 320.2 288.8 320.3 0.02 Sounding variables and indices 1000-500 mb thick: 5226.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 74.05 % Est. max temperature: -2.49 C = 27.51 F Sfc-Lift cond lev (LCL): 953.65 mb = 451.19 m = 1480.25 ft T: -9.85 C 700-500 lapse rate: 4.47 C/km ThetaE index: 0.76 C Layer 700.0- 688.0 mb Conv cond level (CCL): 854.69 mb = 1288.12 m = 4226.05 ft Mean mixing ratio: 1.43 g/kg Conv temperature: -2.52 C = 27.46 F Cap Strength: 26.26 C Lifted Index: 26.41 C Risk: None Lifted Index @300 mb: 28.41 C Lifted Index @700 mb: 16.22 C Showalter Index: 23.60 C Risk: None Total Totals Index: 19.00 C Risk: None Vertical Totals Index: 10.00 C Cross Totals Index: 9.00 C K Index: -15.90 Risk: None Sweat Index: 109.00 Risk: None Energy Index: 6.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.42 J/kg Max Up Vert Vel: 3.85 m/s Conv Inhibition (B-): 51306.15 J/kg Cap Strength: 26.38 C Lift Cond Lev (LCL): 902.77 mb = 871.24 m = 2858.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 30 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 1000 84 255 6 5.8 1.6 | 140 27 -17.2 20.2 1 925 686 235 19 15.6 10.9 | 166 30 -7.4 29.5 2 972 305 230 15 11.5 9.6 | 158 31 -11.5 28.3 3 934 610 230 17 13.0 10.9 | 161 31 -10.0 29.6 4 898 914 250 22 20.7 7.5 | 175 26 -2.3 26.2 5 862 1219 255 29 28.0 7.5 | 191 27 5.0 26.1 6 850 1330 255 29 28.0 7.5 | 191 27 5.0 26.1 7 796 1829 265 31 30.9 2.7 | 200 23 7.9 21.3 8 765 2134 275 32 31.9 -2.8 | 209 18 8.9 15.8 9 734 2438 280 39 38.4 -6.8 | 232 19 15.4 11.9 10 705 2743 280 41 40.4 -7.1 | 236 21 17.4 11.5 11 700 2802 275 43 42.8 -3.7 | 233 25 19.8 14.9 12 624 3658 280 48 47.3 -8.3 | 247 26 24.3 10.3 13 575 4267 285 52 50.2 -13.5 | 259 28 27.2 5.2 14 530 4877 285 48 46.4 -12.4 | 255 24 23.4 6.2 15 500 5310 295 51 46.2 -21.6 | 277 23 23.2 -2.9 16 448 6096 290 57 53.6 -19.5 | 272 31 30.6 -0.9 17 400 6900 295 62 56.2 -26.2 | 283 34 33.2 -7.6 18 376 7315 295 73 66.2 -30.9 | 286 45 43.2 -12.2 19 359 7620 295 73 66.2 -30.9 | 286 45 43.2 -12.2 20 343 7925 300 68 58.9 -34.0 | 293 39 35.9 -15.4 21 300 8820 300 71 61.5 -35.5 | 294 42 38.5 -16.9 22 285 9144 300 72 62.4 -36.0 | 294 43 39.4 -17.4 23 250 9970 305 80 65.5 -45.9 | 303 51 42.5 -27.3 24 232 10427 305 84 68.8 -48.2 | 303 55 45.8 -29.5 25 223 10668 305 85 69.6 -48.8 | 303 56 46.6 -30.1 26 221 10723 305 89 72.9 -51.0 | 303 60 49.9 -32.4 27 212 10973 305 89 72.9 -51.0 | 303 60 49.9 -32.4 28 200 11330 300 81 70.1 -40.5 | 295 52 47.1 -21.9 29 166 12497 305 70 57.3 -40.2 | 302 41 34.3 -21.5 30 150 13110 305 82 67.2 -47.0 | 303 53 44.2 -28.4 31 143 13411 300 82 71.0 -41.0 | 295 53 48.0 -22.4 32 106 15240 295 69 62.5 -29.2 | 285 41 39.5 -10.5 33 100 15620 300 61 52.8 -30.5 | 292 32 29.8 -11.9 34 96 15850 300 61 52.8 -30.5 | 292 32 29.8 -11.9 35 79 17069 305 68 55.7 -39.0 | 302 39 32.7 -20.4 36 71 17678 295 64 58.0 -27.0 | 284 36 35.0 -8.4 37 70 17790 300 66 57.2 -33.0 | 293 37 34.2 -14.4 38 58 18898 305 51 41.8 -29.3 | 299 22 18.8 -10.6 39 53 19507 295 70 63.4 -29.6 | 285 42 40.4 -10.9 40 50 19810 295 62 56.2 -26.2 | 283 34 33.2 -7.6 41 43 20726 290 56 52.6 -19.2 | 271 30 29.6 -0.5 42 39 21336 280 65 64.0 -11.3 | 260 42 41.0 7.3 43 37 21641 290 73 68.6 -25.0 | 278 46 45.6 -6.3 44 31 22555 305 65 53.2 -37.3 | 302 36 30.2 -18.6 45 30 22810 300 61 52.8 -30.5 | 292 32 29.8 -11.9 46 25 23774 290 64 60.1 -21.9 | 275 37 37.1 -3.3 47 23 24384 305 58 47.5 -33.3 | 301 29 24.5 -14.6 48 20 25210 280 62 61.1 -10.8 | 258 39 38.1 7.9 49 19 25298 265 62 61.8 5.4 | 238 46 38.8 24.0 50 17 25603 285 61 58.9 -15.8 | 265 36 35.9 2.8 51 14 26213 275 53 52.8 -4.6 | 245 33 29.8 14.0 Wind Parameters Mean winds (0-6000m): 279.0 at 39.5 knts Storm direction: 309.0 at 29.6 knts Storm rel Dir Shear (0-3000m): -167.8 deg Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 130.87 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 ------------------------------------------------------------------------------- 500 244 11 151 27| | | 1000 243 16 161 27| | | 1500 249 20 171 26| | | 2000 255 23 178 25| | | 2500 261 25 186 23| | | 3000 265 28 194 22| | | 4000 271 33 209 21| | | 5000 275 37 221 21| | | 6000 279 39 232 20| | | Wrote GIF file: /home/apache/climate/data/raob//CYZV/skewt/CYZV.skewt.20251217.00.gif