UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 6 DEC 25 Station: CYXS WMO ident: 71896 Latitude: 53.88 Longitude: -122.68 Elevation: 691.00 ------------------------------------------------------------------------------- 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 1 SFC 929 691 0.2 0.2 100 0.0 0.2 0 0 279.2 279.9 277.0 290.7 4.17 2 925 635 0.2 -0.1 98 0.3 0.1 325 3 279.5 280.2 277.1 290.9 4.10 3 850 1310 -2.3 -2.3 100 0.0 -2.3 160 17 283.7 284.4 278.9 294.5 3.80 4 700 2829 -10.7 -11.4 95 0.7 -10.9 200 7 290.6 291.0 280.2 297.4 2.28 5 613 3840 -15.5 -17.1 88 1.6 -15.9 293 16 296.4 296.7 281.9 301.4 1.63 6 500 5350 -25.1 -25.6 96 0.5 -25.2 285 45 302.4 302.6 283.6 305.5 0.95 7 437 6312 -33.3 -33.7 96 0.4 -33.3 283 40 303.9 304.0 283.7 305.6 0.51 8 418 6624 -34.7 -38.6 68 3.9 -35.1 281 41 306.0 306.1 284.2 307.1 0.32 9 406 6827 -36.1 -38.7 77 2.6 -36.3 277 43 306.8 306.8 284.5 307.9 0.33 10 400 6930 -36.9 -39.9 74 3.0 -37.1 275 44 307.0 307.1 284.6 308.1 0.30 11 388 7140 -38.3 -42.8 63 4.5 -38.6 276 44 307.9 307.9 284.8 308.7 0.23 12 370 7464 -41.3 -47.3 52 6.0 -41.6 279 43 308.1 308.1 284.8 308.6 0.14 13 327 8290 -48.3 -50.5 78 2.2 -48.4 285 47 309.6 309.6 285.3 310.0 0.11 14 306 8722 -52.3 -55.6 67 3.3 -52.4 289 50 309.9 309.9 285.4 310.1 0.07 15 300 8850 -53.3 -55.2 80 1.9 -53.4 290 51 310.2 310.2 285.5 310.5 0.07 16 297 8915 -54.1 -55.6 83 1.5 -54.1 291 51 310.0 310.0 285.4 310.2 0.07 17 290 9067 -55.1 -60.1 54 5.0 -55.2 294 52 310.7 310.7 285.6 310.8 0.04 18 282 9246 -56.9 -59.7 70 2.8 -56.9 295 53 310.6 310.6 285.6 310.8 0.04 19 279 9313 -57.1 -60.8 63 3.7 -57.2 295 54 311.3 311.3 285.8 311.4 0.04 20 275 9405 -56.5 -60.6 60 4.1 -56.6 298 55 313.4 313.4 286.6 313.6 0.04 21 274 9428 -56.3 -61.3 53 5.0 -56.4 299 55 314.0 314.0 286.8 314.2 0.04 22 271 9499 -52.5 -72.5 7 20.0 -52.8 299 55 320.5 320.5 288.9 320.6 0.01 23 270 9522 -52.3 -71.3 8 19.0 -52.5 299 55 321.2 321.2 289.1 321.2 0.01 24 262 9717 -53.3 -70.3 11 17.0 -53.5 295 54 322.5 322.5 289.5 322.5 0.01 25 253 9943 -51.9 -69.9 10 18.0 -52.2 291 52 327.8 327.8 291.1 327.8 0.01 26 250 10020 -52.3 -69.3 11 17.0 -52.6 290 52 328.3 328.3 291.2 328.4 0.01 27 238 10338 -52.7 -69.7 11 17.0 -52.9 288 57 332.4 332.4 292.4 332.4 0.01 28 206 11277 -49.1 -69.1 8 20.0 -49.6 290 81 352.0 352.0 297.1 352.1 0.02 29 200 11470 -50.1 -71.1 7 21.0 -50.5 290 83 353.4 353.4 297.4 353.5 0.01 30 194 11669 -51.5 -71.5 7 20.0 -51.9 290 84 354.3 354.3 297.5 354.3 0.01 31 188 11873 -51.3 -72.3 6 21.0 -51.7 290 85 357.8 357.8 298.2 357.9 0.01 32 181 12121 -49.1 -71.1 6 22.0 -49.7 290 86 365.3 365.3 299.7 365.4 0.01 33 173 12418 -50.5 -71.5 7 21.0 -51.0 290 88 367.7 367.7 300.2 367.8 0.01 34 158 13010 -50.5 -73.5 5 23.0 -51.1 290 82 377.4 377.4 301.8 377.5 0.01 35 150 13350 -49.7 -73.7 4 24.0 -50.3 290 78 384.4 384.4 302.9 384.5 0.01 36 146 13528 -48.3 -73.3 4 25.0 -49.1 290 80 389.8 389.8 303.8 389.9 0.01 37 137 13946 -48.5 -75.5 3 27.0 -49.3 290 85 396.6 396.6 304.8 396.7 0.01 38 128 14391 -51.5 -78.5 3 27.0 -52.1 290 90 399.0 399.0 305.1 399.1 0.01 39 127 14442 -51.6 -78.7 3 27.1 -52.2 290 91 399.7 399.7 305.2 399.7 0.01 40 113 15196 -53.7 -81.7 2 28.0 -54.2 290 77 409.4 409.4 306.5 409.4 0.00 41 108 15487 -54.3 -82.3 2 28.0 -54.8 292 77 413.6 413.6 307.0 413.6 0.00 42 100 15980 -54.5 -82.5 2 28.0 -55.1 295 78 422.4 422.4 308.0 422.4 0.00 43 80 17402 -57.5 -85.5 2 28.0 -58.0 301 68 444.1 444.1 310.3 444.1 0.00 44 70 18250 -55.7 -85.7 1 30.0 -56.4 305 61 465.2 465.2 312.3 465.2 0.00 45 67 18528 -55.7 -84.7 1 29.0 -56.4 308 58 471.1 471.1 312.7 471.1 0.00 46 62 19025 -51.3 -83.3 1 32.0 -52.5 313 53 491.4 491.4 314.3 491.4 0.01 47 57 19570 -50.5 -83.5 1 33.0 -52.0 297 46 505.2 505.2 315.3 505.2 0.01 48 50 20420 -51.5 -84.5 1 33.0 -52.9 320 45 522.1 522.1 316.4 522.1 0.01 49 32 23320 -52.5 -86.5 1 34.0 -54.4 350 34 590.5 590.5 320.2 590.6 0.01 50 30 23740 -50.1 -86.1 1 36.0 -52.7 345 38 608.1 608.1 321.0 608.1 0.01 51 29 23961 -49.9 -85.9 1 36.0 -52.6 341 40 614.5 614.5 321.3 614.6 0.01 52 26 24669 -51.7 -86.7 1 35.0 -54.2 351 28 628.9 628.9 321.9 629.0 0.01 53 23 25469 -47.3 -85.3 1 38.0 -51.2 349 35 664.3 664.3 323.2 664.4 0.01 54 20 26390 -47.7 -86.7 0 39.0 -51.9 5 38 690.2 690.2 324.1 690.2 0.01 55 17 27464 -45.1 -85.1 0 40.0 -50.8 30 45 731.3 731.4 325.4 731.5 0.02 56 15 28291 -48.5 -86.5 0 38.0 -53.3 9 29 746.7 746.7 325.8 746.8 0.01 57 14 28746 -45.3 -85.3 0 40.0 -51.6 7 36 772.4 772.4 326.5 772.6 0.02 58 10 30980 -46.3 -85.3 0 39.0 -53.4 15 55 846.7 846.7 328.3 847.0 0.03 59 8.1 32402 -39.1 -81.1 0 42.0 -51.0 927.9 927.9 329.9 928.6 0.07 60 6.8 33592 -42.7 -82.7 0 40.0 -53.3 960.5 960.5 330.5 961.1 0.06 61 6.3 34109 -41.5 -82.5 0 41.0 -53.2 986.8 986.8 330.9 987.6 0.07 62 5.3 35268 -46.9 -85.9 0 39.0 -56.3 1012.6 1012.6 331.4 1013.1 0.05 TRP 279 9313 -57.1 -60.8 63 3.7 -57.2 295 54 311.3 311.3 285.8 311.4 0.04 WND 127 14442 -51.6 -78.7 3 27.1 -52.2 290 91 399.7 399.7 305.2 399.7 0.01 Sounding variables and indices 1000-500 mb thick: 5349.00 m Freezing level: 919.00 mb = 689.00 m = 2260.47 ft Wetbulb zero: 922.55 mb = 656.14 m = 2152.67 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 94.29 % Est. max temperature: 7.72 C = 45.90 F Sfc-Lift cond lev (LCL): 928.83 mb = 688.62 m = 2259.24 ft T: 0.20 C 700-500 lapse rate: 5.71 C/km Conv cond level (CCL): 868.16 mb = 1141.21 m = 3744.08 ft Mean mixing ratio: 3.90 g/kg Conv temperature: 3.63 C = 38.54 F Cap Strength: 5.93 C Lifted Index: 8.86 C Risk: None Lifted Index @300 mb: 12.25 C Lifted Index @700 mb: 2.93 C Showalter Index: 7.81 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.80 C Cross Totals Index: 22.80 C K Index: 19.80 Risk: < 20 % chance of thunderstorms Sweat Index: 206.39 Risk: None Energy Index: 2.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.79 J/kg Max Up Vert Vel: 6.13 m/s Conv Inhibition (B-): 89578.63 J/kg Cap Strength: 8.68 C Lift Cond Lev (LCL): 875.58 mb = 1073.35 m = 3521.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 17 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 ---------------------------------------------------------- 0 929 691 0 0 -0.0 -0.0 | 126 17 -13.4 9.7 1 925 635 325 3 1.7 -2.5 | 122 14 -11.7 7.2 2 893 914 115 1 -0.9 0.4 | 125 18 -14.3 10.1 3 860 1219 160 14 -4.8 13.2 | 142 29 -18.2 22.9 4 850 1310 160 17 -5.8 16.0 | 143 32 -19.2 25.7 5 827 1524 175 20 -1.7 19.9 | 153 33 -15.1 29.6 6 795 1829 155 15 -6.3 13.6 | 140 31 -19.7 23.3 7 765 2134 145 10 -5.7 8.2 | 133 26 -19.1 17.9 8 736 2438 180 9 0.0 9.0 | 144 23 -13.4 18.7 9 708 2743 185 7 0.6 7.0 | 143 21 -12.8 16.7 10 700 2829 200 7 2.4 6.6 | 146 20 -11.0 16.3 11 653 3353 245 6 5.4 2.5 | 147 15 -8.0 12.2 12 627 3658 285 14 13.5 -3.6 | 181 6 0.1 6.1 13 602 3962 300 17 14.7 -8.5 | 228 2 1.3 1.2 14 578 4267 305 19 15.6 -10.9 | 299 2 2.2 -1.2 15 533 4877 300 30 26.0 -15.0 | 293 14 12.6 -5.3 16 500 5350 285 45 43.5 -11.6 | 274 30 30.1 -1.9 17 490 5486 285 46 44.4 -11.9 | 274 31 31.0 -2.2 18 450 6096 280 42 41.4 -7.3 | 265 28 28.0 2.4 19 431 6401 285 39 37.7 -10.1 | 271 24 24.3 -0.4 20 400 6930 275 44 43.8 -3.8 | 259 31 30.4 5.9 21 361 7620 280 43 42.3 -7.5 | 266 29 29.0 2.2 22 300 8850 290 51 47.9 -17.4 | 283 35 34.5 -7.7 23 286 9144 295 52 47.1 -22.0 | 290 36 33.7 -12.3 24 279 9313 295 54 48.9 -22.8 | 290 38 35.6 -13.1 25 273 9449 300 55 47.6 -27.5 | 297 39 34.2 -17.8 26 250 10020 290 52 48.9 -17.8 | 283 36 35.5 -8.1 27 249 10058 290 52 48.9 -17.8 | 283 36 35.5 -8.1 28 226 10668 285 63 60.9 -16.3 | 278 48 47.5 -6.6 29 216 10973 290 77 72.4 -26.3 | 286 61 59.0 -16.6 30 200 11470 290 83 78.0 -28.4 | 286 67 64.6 -18.7 31 171 12497 290 88 82.7 -30.1 | 286 72 69.3 -20.4 32 150 13350 290 78 73.3 -26.7 | 286 62 59.9 -17.0 33 127 14442 290 91 85.5 -31.1 | 287 75 72.1 -21.4 34 123 14630 290 91 85.5 -31.1 | 287 75 72.1 -21.4 35 112 15240 290 76 71.4 -26.0 | 286 60 58.0 -16.3 36 100 15980 295 78 70.7 -33.0 | 292 62 57.3 -23.3 37 97 16154 295 78 70.7 -33.0 | 292 62 57.3 -23.3 38 70 18250 305 61 50.0 -35.0 | 305 44 36.6 -25.3 39 60 19202 315 51 36.1 -36.1 | 319 35 22.7 -26.4 40 58 19507 295 46 41.7 -19.4 | 289 30 28.3 -9.7 41 50 20420 320 45 28.9 -34.5 | 328 29 15.5 -24.8 42 43 21336 330 33 16.5 -28.6 | 351 19 3.1 -18.9 43 34 22860 355 29 2.5 -28.9 | 30 22 -10.9 -19.2 44 30 23740 345 38 9.8 -36.7 | 7 27 -3.6 -27.0 45 30 23774 330 42 21.0 -36.4 | 344 28 7.6 -26.7 46 27 24384 5 35 -3.1 -34.9 | 33 30 -16.4 -25.2 47 26 24689 350 28 4.9 -27.6 | 25 20 -8.5 -17.9 48 25 24994 335 30 12.7 -27.2 | 2 18 -0.7 -17.5 49 24 25298 355 41 3.6 -40.8 | 17 33 -9.8 -31.1 50 23 25603 345 31 8.0 -29.9 | 15 21 -5.4 -20.2 51 21 26213 15 37 -9.6 -35.7 | 41 35 -23.0 -26.0 52 20 26390 5 38 -3.3 -37.9 | 31 33 -16.7 -28.2 53 18 27127 5 42 -3.7 -41.8 | 28 36 -17.0 -32.1 54 17 27432 30 45 -22.5 -39.0 | 51 46 -35.9 -29.3 55 16 27737 30 47 -23.5 -40.7 | 50 48 -36.9 -31.0 56 16 28042 30 35 -17.5 -30.3 | 56 37 -30.9 -20.6 57 15 28346 5 28 -2.4 -27.9 | 41 24 -15.8 -18.2 58 14 28651 360 30 -0.0 -30.0 | 33 24 -13.4 -20.3 59 14 28956 20 47 -16.1 -44.2 | 41 45 -29.5 -34.5 60 12 29566 30 33 -16.5 -28.6 | 58 35 -29.9 -18.9 61 12 29870 15 44 -11.4 -42.5 | 37 41 -24.8 -32.8 62 10 30980 15 55 -14.2 -53.1 | 32 51 -27.6 -43.4 Wind Parameters Mean winds (0-6000m): 275.9 at 22.0 knts Storm direction: 305.9 at 16.5 knts Shear (0-3000m) pos: 2.6 neg: 1.4 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 65.1 deg Storm rel helicity (0-3000m) pos: 161.9 neg: -80.0 tot: 82.0 m^2/s^2 ave: 27.3 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.22 Bulk Shear: 83.98 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 ------------------------------------------------------------------------------- 500 147 5 130 21| 15.7 0.0 15.7| 48.4 0.0 48.4 96.8 0.49| 16.9 8.2 1000 165 11 141 26| 10.2 0.0 10.2|106.0 -29.1 76.9 76.9 0.40| 14.9 5.9 1500 161 12 140 27| 6.8 2.7 9.5|110.7 -76.6 34.1 22.7 0.16| 13.1 2.1 2000 163 11 141 26| 4.6 2.0 6.6|134.9 -79.3 55.5 27.8 0.21| 11.5 2.4 2500 169 10 142 25| 3.1 1.6 4.8|144.2 -79.3 64.8 25.9 0.22| 10.4 2.3 3000 179 10 146 24| 2.6 1.4 3.9|161.9 -80.0 82.0 27.3 0.28| 10.8 3.0 4000 233 12 168 18| 1.9 1.8 3.7|165.3 -80.8 84.5 21.1 0.28| 10.0 2.8 5000 271 18 205 10| 1.6 3.0 4.6|166.1-135.5 30.5 6.1 0.13| 10.5 1.3 6000 276 22 229 11| 1.3 2.3 3.5|183.8-179.3 4.5 0.7 0.08| 9.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251206.00.gif