UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for CYZV... Searching the city database file for: CYZV ... Date:1200Z 9 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 1000 53 -10.9 -16.9 61 6.0 -12.1 265 8 262.2 262.4 261.0 265.0 1.02 1 991 122 -10.3 -17.3 56 7.0 -11.8 268 12 263.5 263.7 261.9 266.3 0.99 2 925 648 -14.9 -19.4 68 4.5 -15.7 290 34 264.1 264.2 262.2 266.5 0.89 3 916 722 -15.5 -19.7 70 4.2 -16.3 293 36 264.2 264.3 262.2 266.6 0.87 4 881 1015 -15.7 -23.7 50 8.0 -17.0 305 41 266.9 267.1 263.8 268.8 0.64 5 859 1205 -16.7 -25.7 46 9.0 -18.0 314 36 267.8 267.9 264.2 269.4 0.55 6 850 1284 -17.1 -26.1 46 9.0 -18.4 315 33 268.2 268.3 264.5 269.8 0.53 7 784 1886 -20.5 -26.5 59 6.0 -21.3 296 37 270.9 271.0 266.4 272.5 0.56 8 782 1905 -20.5 -27.5 53 7.0 -21.4 296 37 271.1 271.1 266.4 272.6 0.51 9 700 2714 -26.7 -33.7 52 7.0 -27.3 305 48 272.9 273.0 267.3 273.9 0.32 10 593 3886 -37.5 -44.5 48 7.0 -37.8 305 44 273.6 273.7 267.4 274.0 0.12 11 542 4500 -42.9 -47.0 64 4.1 -43.0 309 40 274.3 274.3 267.8 274.7 0.10 12 531 4638 -43.9 -47.0 71 3.1 -44.0 309 39 274.7 274.8 268.1 275.1 0.10 13 518 4804 -44.7 -49.7 57 5.0 -44.9 306 40 275.7 275.7 268.7 276.0 0.08 14 500 5040 -46.7 -50.4 66 3.7 -46.8 295 40 276.1 276.1 268.9 276.3 0.08 15 488 5200 -48.1 -51.7 66 3.6 -48.2 295 43 276.3 276.3 269.0 276.5 0.07 16 475 5378 -49.1 -53.2 62 4.1 -49.2 300 48 277.2 277.2 269.5 277.4 0.06 17 473 5405 -49.1 -54.1 56 5.0 -49.2 300 48 277.5 277.6 269.7 277.7 0.05 18 471 5433 -48.5 -58.5 30 10.0 -48.7 301 49 278.6 278.6 270.4 278.7 0.03 19 461 5574 -49.1 -58.1 34 9.0 -49.3 305 53 279.6 279.6 270.9 279.7 0.03 20 457 5631 -48.9 -62.9 18 14.0 -49.1 306 54 280.5 280.5 271.5 280.6 0.02 21 446 5791 -48.7 -63.7 16 15.0 -48.9 310 58 282.8 282.8 272.8 282.8 0.02 22 444 5820 -48.7 -63.7 16 15.0 -48.9 309 58 283.1 283.1 273.0 283.2 0.02 23 407 6388 -51.7 -65.9 17 14.2 -51.9 295 62 286.4 286.4 274.8 286.4 0.01 24 400 6500 -52.3 -66.3 17 14.0 -52.5 300 59 287.0 287.0 275.1 287.1 0.01 25 365 7086 -55.1 -65.1 28 10.0 -55.2 300 56 290.9 290.9 277.2 291.0 0.02 26 326 7806 -54.3 -68.3 16 14.0 -54.5 292 55 301.6 301.6 282.0 301.6 0.01 27 300 8340 -51.3 -73.3 6 22.0 -51.6 285 51 313.0 313.0 286.4 313.1 0.01 28 296 8427 -50.9 -73.9 5 23.0 -51.2 284 51 314.8 314.8 287.0 314.8 0.01 29 274 8932 -50.1 -77.1 3 27.0 -50.4 278 48 323.0 323.0 289.7 323.0 0.00 30 250 9530 -51.3 -78.3 3 27.0 -51.7 275 43 329.8 329.8 291.6 329.8 0.00 31 248 9582 -51.5 -78.5 3 27.0 -51.8 275 42 330.3 330.3 291.8 330.3 0.00 32 224 10246 -50.7 -79.7 2 29.0 -51.1 269 37 341.2 341.2 294.6 341.3 0.00 33 200 10980 -53.9 -81.9 2 28.0 -54.2 265 43 347.4 347.4 296.1 347.4 0.00 34 196 11110 -54.1 -82.1 2 28.0 -54.4 264 45 349.1 349.1 296.4 349.1 0.00 35 150 12830 -52.5 -82.5 1 30.0 -53.0 265 50 379.6 379.6 302.2 379.6 0.00 36 149 12873 -52.7 -82.7 1 30.0 -53.2 266 50 380.0 380.0 302.2 380.0 0.00 37 138 13370 -50.7 -82.7 1 32.0 -51.4 264 46 391.9 391.9 304.0 392.0 0.00 38 100 15450 -54.5 -84.5 1 30.0 -55.1 240 38 422.4 422.4 308.0 422.4 0.00 39 92 15985 -53.7 -84.7 1 31.0 -54.4 242 40 434.2 434.2 309.3 434.2 0.00 40 83 16642 -56.1 -86.1 1 30.0 -56.6 233 42 442.3 442.3 310.1 442.3 0.00 41 70 17730 -53.9 -84.9 1 31.0 -54.8 245 53 469.1 469.1 312.5 469.1 0.00 42 59 18826 -54.5 -85.5 1 31.0 -55.4 242 57 491.2 491.2 314.3 491.3 0.00 43 51 19770 -49.1 -84.1 1 35.0 -51.0 231 56 524.8 524.8 316.6 524.8 0.01 44 50 19900 -49.9 -83.9 1 34.0 -51.6 240 55 525.9 525.9 316.6 525.9 0.01 45 41 21190 -52.1 -85.1 1 33.0 -53.7 247 35 551.1 551.1 318.2 551.1 0.01 46 39 21516 -49.3 -84.3 1 35.0 -51.5 250 37 566.1 566.1 319.0 566.2 0.01 47 33 22592 -57.1 -88.1 1 31.0 -58.3 197 26 573.1 573.1 319.3 573.2 0.00 48 33 22592 -54.5 -87.5 1 33.0 -56.1 197 26 580.0 580.0 319.7 580.1 0.01 49 30 23200 -55.7 -86.7 1 31.0 -57.2 240 39 592.8 592.8 320.3 592.8 0.01 50 29 23416 -55.7 -87.7 1 32.0 -57.2 240 39 598.6 598.6 320.6 598.6 0.01 51 28 23641 -52.9 -86.9 1 34.0 -55.0 238 35 612.4 612.4 321.2 612.4 0.01 52 23 24890 -60.5 -89.5 1 29.0 -61.6 219 25 625.5 625.5 321.7 625.5 0.01 53 21 25466 -53.9 -86.9 1 33.0 -56.3 232 41 661.9 661.9 323.2 662.0 0.01 54 20 25780 -52.7 -86.7 1 34.0 -55.5 220 33 674.9 674.9 323.6 674.9 0.01 55 19 26112 -51.9 -85.9 1 34.0 -54.9 244 39 687.3 687.3 324.0 687.4 0.01 56 17 26830 -53.5 -86.5 1 33.0 -56.4 227 34 704.4 704.4 324.6 704.5 0.01 57 16 27223 -50.3 -85.3 1 35.0 -54.3 217 31 727.2 727.2 325.3 727.3 0.02 58 13 28568 -53.7 -86.7 1 33.0 -57.2 231 25 759.9 759.9 326.2 760.0 0.02 TRP 365 7086 -55.1 -65.1 28 10.0 -55.2 300 56 290.9 290.9 277.2 291.0 0.02 WND 407 6388 -51.7 -65.9 17 14.2 -51.9 295 62 286.4 286.4 274.8 286.4 0.01 Sounding variables and indices 1000-500 mb thick: 4987.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 55.08 % Est. max temperature: -4.92 C = 23.15 F Sfc-Lift cond lev (LCL): 907.80 mb = 789.41 m = 2589.91 ft T: -15.55 C 700-500 lapse rate: 8.60 C/km ThetaE index: 0.00 C Layer 1000.0- -4.1 mb Conv cond level (CCL): 773.99 mb = 1979.92 m = 6495.71 ft Mean mixing ratio: 0.92 g/kg Conv temperature: -1.91 C = 28.56 F Cap Strength: 7.84 C Lifted Index: 8.01 C Risk: None Lifted Index @300 mb: 33.00 C Lifted Index @700 mb: 6.68 C Showalter Index: 5.34 C Risk: None Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.60 C Cross Totals Index: 20.60 C K Index: -3.50 Risk: None Sweat Index: 130.00 Risk: None Energy Index: 1.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.13 J/kg Max Up Vert Vel: 3.20 m/s Conv Inhibition (B-): 65868.79 J/kg Cap Strength: 7.93 C Lift Cond Lev (LCL): 867.16 mb = 1134.04 m = 3720.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 332 at 31 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 53 265 8 8.0 0.7 | 167 29 -6.4 28.1 1 968 305 275 24 23.9 -2.1 | 201 27 9.5 25.3 2 930 610 285 33 31.9 -8.5 | 223 26 17.5 18.9 3 925 648 290 34 31.9 -11.6 | 228 24 17.6 15.8 4 893 914 300 43 37.2 -21.5 | 256 24 22.9 5.9 5 857 1219 315 36 25.5 -25.5 | 260 11 11.1 1.9 6 850 1284 315 33 23.3 -23.3 | 246 10 8.9 4.1 7 823 1524 300 27 23.4 -13.5 | 213 17 9.0 13.9 8 789 1829 295 36 32.6 -15.2 | 236 22 18.2 12.2 9 757 2134 300 42 36.4 -21.0 | 254 23 22.0 6.4 10 727 2438 300 42 36.4 -21.0 | 254 23 22.0 6.4 11 700 2714 305 48 39.3 -27.5 | 270 25 24.9 -0.1 12 697 2743 305 48 39.3 -27.5 | 270 25 24.9 -0.1 13 611 3658 305 46 37.7 -26.4 | 268 23 23.3 1.0 14 559 4267 305 41 33.6 -23.5 | 259 20 19.2 3.9 15 535 4572 310 39 29.9 -25.1 | 261 16 15.5 2.3 16 512 4877 305 40 32.8 -22.9 | 256 19 18.4 4.5 17 500 5040 295 40 36.3 -16.9 | 244 24 21.9 10.5 18 489 5182 295 43 39.0 -18.2 | 249 26 24.6 9.2 19 446 5791 310 58 44.4 -37.3 | 288 32 30.0 -9.9 20 426 6096 300 55 47.6 -27.5 | 270 33 33.2 -0.1 21 407 6388 295 62 56.2 -26.2 | 268 42 41.8 1.2 22 406 6401 295 62 56.2 -26.2 | 268 42 41.8 1.2 23 400 6500 300 59 51.1 -29.5 | 273 37 36.7 -2.1 24 369 7010 305 55 45.1 -31.5 | 278 31 30.7 -4.1 25 365 7086 300 56 48.5 -28.0 | 271 34 34.1 -0.6 26 336 7620 295 56 50.8 -23.7 | 264 37 36.4 3.7 27 300 8340 285 51 49.3 -13.2 | 248 38 34.9 14.2 28 265 9144 275 47 46.8 -4.1 | 234 40 32.4 23.3 29 250 9530 275 43 42.8 -3.7 | 230 37 28.4 23.6 30 230 10058 275 36 35.9 -3.1 | 222 32 21.5 24.3 31 210 10668 255 39 37.7 10.1 | 212 44 23.3 37.5 32 200 10980 265 43 42.8 3.7 | 222 42 28.4 31.1 33 174 11887 260 54 53.2 9.4 | 227 53 38.8 36.8 34 150 12830 265 50 49.8 4.4 | 228 48 35.4 31.8 35 144 13106 270 47 47.0 -0.0 | 230 43 32.6 27.4 36 131 13716 255 44 42.5 11.4 | 216 48 28.1 38.8 37 108 14935 260 45 44.3 7.8 | 220 46 29.9 35.2 38 103 15240 255 47 45.4 12.2 | 218 50 31.0 39.6 39 100 15450 240 38 32.9 19.0 | 202 50 18.5 46.4 40 99 15545 240 38 32.9 19.0 | 202 50 18.5 46.4 41 85 16459 245 42 38.1 17.7 | 208 51 23.7 45.1 42 81 16764 225 42 29.7 29.7 | 195 59 15.3 57.1 43 78 17069 220 41 26.4 31.4 | 192 60 12.0 58.8 44 74 17374 245 44 39.9 18.6 | 209 53 25.5 46.0 45 70 17730 245 53 48.0 22.4 | 214 60 33.6 49.8 46 53 19507 240 59 51.1 29.5 | 213 68 36.7 56.9 47 51 19812 230 56 42.9 36.0 | 204 70 28.5 63.4 48 50 19900 240 55 47.6 27.5 | 211 64 33.2 54.9 49 46 20422 240 54 46.8 27.0 | 211 63 32.4 54.4 50 44 20726 240 34 29.4 17.0 | 199 47 15.1 44.4 51 40 21336 250 35 32.9 12.0 | 205 43 18.5 39.4 52 38 21641 250 38 35.7 13.0 | 208 46 21.3 40.4 53 36 21946 225 19 13.4 13.4 | 179 41 -1.0 40.8 54 35 22250 200 21 7.2 19.7 | 171 48 -7.2 47.1 55 33 22555 195 26 6.7 25.1 | 172 53 -7.7 52.5 56 30 23165 235 34 27.9 19.5 | 196 49 13.5 46.9 57 30 23200 240 39 33.8 19.5 | 202 51 19.4 46.9 58 29 23470 240 39 33.8 19.5 | 202 51 19.4 46.9 59 25 24384 230 17 13.0 10.9 | 178 38 -1.4 38.3 60 24 24689 215 19 10.9 15.6 | 175 43 -3.5 43.0 61 21 25603 235 45 36.9 25.8 | 203 58 22.5 53.2 62 20 25780 220 33 21.2 25.3 | 187 53 6.8 52.7 63 19 25908 245 39 35.3 16.5 | 206 49 21.0 43.9 64 15 26518 210 29 14.5 25.1 | 180 53 0.1 52.5 65 14 26822 230 21 16.1 13.5 | 182 41 1.7 40.9 66 11 27432 235 38 31.1 21.8 | 199 52 16.7 49.2 67 10 27737 215 41 23.5 33.6 | 189 62 9.1 61.0 68 6 28956 230 52 39.8 33.4 | 203 66 25.4 60.8 Wind Parameters Mean winds (0-6000m): 302.3 at 41.3 knts Storm direction: 332.3 at 30.9 knts Shear (0-3000m) pos: 7.2 neg: 1.0 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 102.3 deg Storm rel helicity (0-3000m) pos: 394.3 neg: -33.0 tot: 361.3 m^2/s^2 ave: 120.4 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 14.9 stream: 8.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 73.05 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 ------------------------------------------------------------------------------- 500 277 22 196 26| 24.5 0.0 24.5|174.4 0.0 174.4 348.8 0.99| 25.3 25.1 1000 289 30 219 22| 17.6 0.0 17.6|275.7 0.0 275.7 275.7 0.90| 23.3 21.0 1500 297 31 225 19| 11.8 4.4 16.1|277.2 -30.5 246.7 164.5 0.50| 21.9 10.9 2000 297 32 227 19| 8.8 1.5 10.3|340.2 -30.5 309.7 154.8 0.56| 19.9 11.2 2500 298 34 234 20| 8.0 1.2 9.2|368.6 -30.5 338.1 135.3 0.59| 16.9 9.9 3000 299 36 241 20| 7.2 1.0 8.2|394.3 -33.0 361.3 120.4 0.59| 14.9 8.9 4000 301 39 249 20| 5.4 0.9 6.3|394.3 -50.1 344.2 86.0 0.53| 11.8 6.3 5000 302 39 250 20| 4.1 1.7 5.8|397.8 -87.4 310.4 62.1 0.40| 11.0 4.4 6000 302 41 255 21| 4.6 1.6 6.2|545.5-151.6 393.9 65.6 0.40| 11.7 4.7 Wrote GIF file: /home/apache/climate/data/raob//CYZV/skewt/CYZV.skewt.20251209.12.gif