UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 7 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 41 SFC 934 691 1.8 -0.0 88 1.8 1.0 195 5 280.4 281.1 277.5 291.7 4.09 2 925 681 2.0 -0.1 86 2.1 1.1 205 14 281.4 282.1 278.0 292.8 4.10 3 913 787 3.6 -1.4 70 5.0 1.4 221 19 284.0 284.7 279.0 294.7 3.78 4 850 1364 -0.5 -4.9 72 4.4 -2.2 260 27 285.6 286.2 278.9 294.6 3.12 5 829 1564 -2.3 -6.6 72 4.3 -3.9 269 26 285.8 286.3 278.6 293.9 2.81 6 779 2054 -6.9 -7.8 93 0.9 -7.2 269 32 286.0 286.4 278.6 293.9 2.73 7 713 2740 -11.3 -12.7 89 1.4 -11.7 255 30 288.4 288.8 278.8 294.4 2.02 8 709 2783 -11.1 -14.7 75 3.6 -12.1 258 31 289.1 289.4 278.7 294.3 1.72 9 700 2881 -12.1 -15.1 78 3.0 -12.9 265 34 289.1 289.4 278.7 294.2 1.69 10 671 3202 -15.1 -16.1 92 1.0 -15.4 265 33 289.2 289.5 278.7 294.1 1.62 11 636 3604 -17.9 -22.2 69 4.3 -18.8 265 31 290.5 290.7 278.4 293.7 1.01 12 617 3829 -19.9 -23.3 74 3.4 -20.5 263 31 290.8 290.9 278.5 293.7 0.95 13 606 3962 -20.9 -26.9 59 6.0 -21.9 260 31 291.1 291.2 278.3 293.3 0.70 14 597 4072 -21.7 -22.8 91 1.1 -21.9 260 32 291.4 291.6 278.9 294.6 1.02 15 591 4147 -22.3 -26.2 71 3.9 -22.9 260 34 291.6 291.7 278.6 294.0 0.76 16 577 4322 -23.5 -28.0 66 4.5 -24.2 261 36 292.2 292.3 278.7 294.3 0.66 17 563 4501 -24.7 -34.7 39 10.0 -25.9 265 38 292.8 292.9 278.6 294.0 0.36 18 522 5045 -29.5 -37.5 46 8.0 -30.3 273 44 293.4 293.5 278.8 294.4 0.29 19 512 5182 -30.7 -37.7 50 7.0 -31.3 272 46 293.6 293.7 278.9 294.6 0.29 20 507 5252 -31.3 -34.6 73 3.3 -31.6 271 46 293.7 293.8 279.1 295.0 0.40 21 500 5350 -32.3 -35.4 74 3.1 -32.6 270 47 293.7 293.7 279.0 294.9 0.38 22 496 5407 -32.7 -35.6 75 2.9 -33.0 270 48 293.8 293.9 279.1 295.1 0.37 23 468 5815 -36.5 -38.6 81 2.1 -36.7 270 48 294.0 294.1 279.1 295.0 0.29 24 450 6086 -38.5 -40.5 81 2.0 -38.7 270 47 294.9 294.9 279.4 295.7 0.25 25 441 6226 -39.5 -42.6 72 3.1 -39.7 272 45 295.3 295.3 279.6 296.0 0.20 26 440 6241 -39.5 -44.5 59 5.0 -39.8 272 45 295.5 295.5 279.6 296.1 0.17 27 431 6383 -40.5 -44.4 66 3.9 -40.7 275 42 296.0 296.0 279.8 296.6 0.17 28 426 6463 -40.9 -46.9 52 6.0 -41.2 269 40 296.4 296.5 280.0 296.9 0.13 29 423 6511 -41.3 -46.3 58 5.0 -41.5 263 38 296.5 296.6 280.0 297.0 0.14 30 411 6706 -42.7 -48.7 52 6.0 -42.9 240 31 297.2 297.2 280.3 297.6 0.11 31 407 6773 -42.7 -50.7 41 8.0 -43.0 242 32 298.0 298.0 280.6 298.3 0.09 32 400 6890 -43.3 -49.3 52 6.0 -43.5 245 34 298.7 298.7 280.9 299.1 0.11 33 396 6957 -43.1 -53.1 32 10.0 -43.5 245 35 299.8 299.8 281.4 300.1 0.07 34 382 7198 -43.9 -56.9 22 13.0 -44.3 247 40 301.9 301.9 282.2 302.1 0.05 35 372 7376 -44.7 -71.7 3 27.0 -45.2 248 44 303.1 303.1 282.7 303.1 0.01 36 327 8227 -48.7 -66.7 11 18.0 -49.0 266 60 309.0 309.0 284.9 309.1 0.01 37 300 8790 -50.3 -71.3 7 21.0 -50.6 285 67 314.5 314.5 286.9 314.5 0.01 38 275 9355 -52.5 -72.5 7 20.0 -52.8 280 69 319.2 319.2 288.5 319.2 0.01 39 250 9970 -53.3 -72.3 8 19.0 -53.5 285 69 326.8 326.8 290.8 326.9 0.01 40 245 10100 -53.9 -72.9 8 19.0 -54.1 285 70 327.8 327.8 291.1 327.9 0.01 41 219 10823 -52.5 -78.7 3 26.2 -52.8 280 81 340.7 340.7 294.5 340.8 0.00 42 213 11002 -52.1 -80.1 2 28.0 -52.5 281 80 344.0 344.0 295.3 344.0 0.00 43 200 11410 -51.9 -80.9 2 29.0 -52.3 285 75 350.6 350.6 296.8 350.6 0.00 44 197 11508 -51.7 -80.7 2 29.0 -52.1 285 75 352.4 352.4 297.1 352.4 0.00 45 150 13270 -53.9 -83.9 1 30.0 -54.3 290 62 377.2 377.2 301.8 377.2 0.00 46 119 14747 -55.7 -84.7 1 29.0 -56.1 294 66 399.7 399.7 305.2 399.7 0.00 47 116 14910 -53.9 -84.9 1 31.0 -54.4 293 66 406.0 406.0 306.0 406.0 0.00 48 100 15860 -54.7 -85.7 1 31.0 -55.2 285 65 422.0 422.0 308.0 422.1 0.00 49 94 16255 -56.1 -86.1 1 30.0 -56.6 285 63 426.8 426.8 308.5 426.8 0.00 50 82 17128 -54.3 -86.3 1 32.0 -55.0 299 65 447.5 447.5 310.6 447.5 0.00 51 80 17287 -51.1 -85.1 1 34.0 -52.1 296 59 457.3 457.3 311.5 457.3 0.00 52 74 17792 -53.5 -85.5 1 32.0 -54.4 290 44 462.5 462.5 312.0 462.5 0.00 53 70 18150 -53.3 -85.3 1 32.0 -54.2 290 44 470.4 470.4 312.7 470.4 0.00 54 60 19144 -51.1 -85.1 1 34.0 -52.4 308 49 496.5 496.5 314.7 496.5 0.00 55 56 19590 -51.7 -85.7 1 34.0 -53.0 313 42 505.0 505.0 315.3 505.0 0.00 56 53 19949 -48.1 -84.1 1 36.0 -50.1 320 34 521.4 521.4 316.4 521.4 0.01 57 50 20330 -50.7 -85.7 1 35.0 -52.3 335 22 524.0 524.0 316.5 524.0 0.01 58 45 21022 -46.1 -84.1 1 38.0 -48.8 320 36 551.2 551.2 318.2 551.2 0.01 59 41 21633 -50.5 -85.5 1 35.0 -52.4 335 21 555.1 555.1 318.3 555.1 0.01 60 34 22862 -46.5 -84.5 1 38.0 -49.7 343 34 596.1 596.1 320.5 596.2 0.01 61 30 23680 -52.9 -86.9 1 34.0 -54.9 355 25 600.4 600.4 320.6 600.5 0.01 62 25 24849 -56.1 -88.1 1 32.0 -57.8 354 15 623.4 623.4 321.6 623.4 0.01 63 25 24849 -52.7 -87.7 1 35.0 -55.0 354 15 633.1 633.1 322.0 633.2 0.01 64 23 25384 -56.1 -88.1 1 32.0 -57.9 348 25 638.4 638.4 322.2 638.5 0.01 65 20 26280 -53.1 -88.1 1 35.0 -55.8 360 20 673.6 673.6 323.6 673.7 0.01 66 17 27337 -49.1 -86.1 1 37.0 -53.3 21 29 718.5 718.5 325.0 718.6 0.01 67 14 28599 -53.3 -87.3 1 34.0 -56.7 18 24 745.3 745.3 325.8 745.4 0.01 68 13 29083 -47.3 -86.3 0 39.0 -53.0 4 28 782.0 782.1 326.8 782.2 0.02 69 10 30820 -46.9 -84.9 1 38.0 -53.7 345 14 844.5 844.5 328.2 844.7 0.03 70 9.4 31228 -49.3 -86.3 1 37.0 -55.3 850.4 850.5 328.4 850.7 0.02 71 7.5 32724 -44.7 -84.7 0 40.0 -53.8 925.8 925.8 329.9 926.2 0.04 72 6.2 33987 -48.3 -86.3 0 38.0 -56.3 962.2 962.2 330.5 962.6 0.04 TRP 275 9355 -52.5 -72.5 7 20.0 -52.8 280 69 319.2 319.2 288.5 319.2 0.01 WND 219 10823 -52.5 -78.7 3 26.2 -52.8 280 81 340.7 340.7 294.5 340.8 0.00 Sounding variables and indices 1000-500 mb thick: 5309.00 m Freezing level: 857.68 mb = 1293.62 m = 4244.11 ft Wetbulb zero: 888.47 mb = 1006.74 m = 3302.90 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 72.53 % Est. max temperature: 7.27 C = 45.08 F Sfc-Lift cond lev (LCL): 908.16 mb = 829.75 m = 2722.24 ft T: 3.30 C 700-500 lapse rate: 8.18 C/km ThetaE index: 0.89 C Layer 850.0- 713.0 mb Conv cond level (CCL): 808.88 mb = 1757.12 m = 5764.76 ft Mean mixing ratio: 3.49 g/kg Conv temperature: 7.18 C = 44.92 F Cap Strength: 1.32 C Lifted Index: 0.73 C Risk: Showers probable Lifted Index @300 mb: 14.34 C Lifted Index @700 mb: 0.71 C Showalter Index: 0.49 C Risk: Thunderstorms probable Total Totals Index: 59.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.80 C Cross Totals Index: 27.40 C K Index: 23.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 305.00 Risk: Showers and thunderstorms possible Energy Index: 0.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.21 J/kg Max Up Vert Vel: 3.53 m/s Conv Inhibition (B-): 82690.91 J/kg Cap Strength: 1.32 C Lift Cond Lev (LCL): 826.48 mb = 1587.47 m = 5208.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 27 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 ---------------------------------------------------------- 0 934 691 195 5 1.3 4.8 | 126 28 -22.8 16.4 1 925 681 205 14 5.9 12.7 | 143 30 -18.2 24.3 2 899 914 240 24 20.8 12.0 | 172 24 -3.3 23.6 3 865 1219 255 25 24.1 6.5 | 180 18 0.0 18.1 4 850 1364 260 27 26.6 4.7 | 189 16 2.5 16.3 5 833 1524 270 26 26.0 -0.0 | 189 12 1.9 11.6 6 801 1829 265 25 24.9 2.2 | 183 14 0.8 13.8 7 770 2134 270 35 35.0 -0.0 | 223 16 10.9 11.6 8 741 2438 265 35 34.9 3.1 | 216 18 10.8 14.6 9 712 2743 255 30 29.0 7.8 | 194 20 4.9 19.4 10 700 2881 265 34 33.9 3.0 | 214 18 9.8 14.6 11 630 3658 265 31 30.9 2.7 | 205 16 6.8 14.3 12 604 3962 260 31 30.5 5.4 | 201 18 6.4 17.0 13 580 4267 260 36 35.5 6.3 | 212 21 11.3 17.8 14 533 4877 275 43 42.8 -3.7 | 247 20 18.7 7.8 15 500 5350 270 47 47.0 -0.0 | 243 26 22.9 11.6 16 490 5486 270 49 49.0 -0.0 | 245 27 24.9 11.6 17 449 6096 270 47 47.0 -0.0 | 243 26 22.9 11.6 18 429 6401 275 42 41.8 -3.7 | 246 19 17.7 7.9 19 411 6706 240 31 26.8 15.5 | 186 27 2.7 27.1 20 400 6890 245 34 30.8 14.4 | 194 27 6.7 26.0 21 358 7620 250 49 46.0 16.8 | 218 36 21.9 28.4 22 312 8534 275 66 65.7 -5.8 | 262 42 41.6 5.8 23 300 8790 285 67 64.7 -17.3 | 278 41 40.6 -5.7 24 298 8839 285 66 63.8 -17.1 | 278 40 39.6 -5.5 25 284 9144 285 63 60.9 -16.3 | 277 37 36.7 -4.7 26 275 9355 280 69 68.0 -12.0 | 271 44 43.8 -0.4 27 250 9970 285 69 66.6 -17.9 | 278 43 42.5 -6.3 28 224 10668 285 77 74.4 -19.9 | 279 51 50.3 -8.3 29 219 10823 280 81 79.8 -14.1 | 273 56 55.7 -2.5 30 214 10973 280 81 79.8 -14.1 | 273 56 55.7 -2.5 31 204 11278 290 68 63.9 -23.3 | 286 41 39.8 -11.7 32 200 11410 285 75 72.4 -19.4 | 279 49 48.3 -7.8 33 195 11582 285 75 72.4 -19.4 | 279 49 48.3 -7.8 34 150 13270 290 62 58.3 -21.2 | 286 35 34.2 -9.6 35 147 13411 290 61 57.3 -20.9 | 286 34 33.2 -9.3 36 133 14021 280 69 68.0 -12.0 | 271 44 43.8 -0.4 37 121 14630 295 66 59.8 -27.9 | 295 39 35.7 -16.3 38 110 15240 290 67 63.0 -22.9 | 286 40 38.9 -11.3 39 100 15860 285 65 62.8 -16.8 | 278 39 38.7 -5.2 40 96 16154 285 65 62.8 -16.8 | 278 39 38.7 -5.2 41 87 16764 285 55 53.1 -14.2 | 275 29 29.0 -2.6 42 83 17069 300 67 58.0 -33.5 | 303 40 33.9 -21.9 43 75 17678 290 44 41.3 -15.0 | 281 18 17.2 -3.5 44 70 18150 290 44 41.3 -15.0 | 281 18 17.2 -3.5 45 65 18593 290 46 43.2 -15.7 | 282 20 19.1 -4.1 46 62 18898 305 53 43.4 -30.4 | 314 27 19.3 -18.8 47 54 19812 315 39 27.6 -27.6 | 348 16 3.5 -16.0 48 50 20330 335 22 9.3 -19.9 | 61 17 -14.8 -8.3 49 49 20422 350 24 4.2 -23.6 | 59 23 -19.9 -12.0 50 47 20726 320 20 12.9 -15.3 | 72 12 -11.3 -3.7 51 45 21031 320 37 23.8 -28.3 | 1 17 -0.3 -16.7 52 43 21336 325 26 14.9 -21.3 | 43 13 -9.2 -9.7 53 41 21641 335 21 8.9 -19.0 | 64 17 -15.2 -7.4 54 39 21946 10 24 -4.2 -23.6 | 67 31 -28.3 -12.0 55 36 22555 335 32 13.5 -29.0 | 31 20 -10.6 -17.4 56 31 23470 360 38 -0.0 -38.0 | 42 36 -24.1 -26.4 57 30 23680 355 25 2.2 -24.9 | 59 26 -21.9 -13.3 58 27 24384 5 17 -1.5 -16.9 | 78 26 -25.6 -5.3 59 24 24994 350 14 2.4 -13.8 | 84 22 -21.7 -2.2 60 23 25298 345 21 5.4 -20.3 | 65 21 -18.7 -8.7 61 22 25603 355 37 3.2 -36.9 | 40 33 -20.9 -25.3 62 20 26213 5 18 -1.6 -17.9 | 76 26 -25.7 -6.3 63 20 26280 360 20 -0.0 -20.0 | 71 26 -24.1 -8.4 64 18 27127 360 30 -0.0 -30.0 | 53 30 -24.1 -18.4 65 17 27432 30 29 -14.5 -25.1 | 71 41 -38.6 -13.5 66 16 27737 30 35 -17.5 -30.3 | 66 46 -41.6 -18.7 67 15 28346 25 22 -9.3 -19.9 | 76 34 -33.4 -8.3 68 13 29261 360 29 -0.0 -29.0 | 54 30 -24.1 -17.4 69 12 29870 25 7 -3.0 -6.3 | 101 28 -27.1 5.3 70 11 30175 90 3 -3.0 0.0 | 113 29 -27.1 11.6 71 10 30820 345 14 3.6 -13.5 | 85 21 -20.5 -1.9 Wind Parameters Mean winds (0-6000m): 265.7 at 35.7 knts Storm direction: 295.7 at 26.8 knts Shear (0-3000m) pos: 6.1 neg: 1.6 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 60.6 deg Storm rel helicity (0-3000m) pos: 184.7 neg: -53.4 tot: 131.3 m^2/s^2 ave: 43.8 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 45.63 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 ------------------------------------------------------------------------------- 500 240 22 168 23| 19.0 0.0 19.0|110.1 0.0 110.1 220.2 0.78| 21.1 16.4 1000 253 24 177 19| 11.5 0.0 11.5|123.7 -2.6 121.1 121.1 0.63| 14.9 9.3 1500 259 26 184 17| 10.7 0.0 10.7|159.5 -4.1 155.4 103.6 0.68| 13.7 9.3 2000 260 28 192 17| 8.0 2.1 10.1|159.5 -42.1 117.4 58.7 0.40| 12.5 5.0 2500 261 29 195 17| 7.3 1.7 9.0|184.7 -46.3 138.4 55.4 0.43| 11.4 4.9 3000 262 29 198 17| 6.1 1.6 7.7|184.7 -53.4 131.3 43.8 0.38| 9.8 3.8 4000 262 31 202 17| 5.7 1.3 7.0|249.6 -57.5 192.2 48.0 0.46| 9.4 4.3 5000 265 34 214 18| 5.0 1.1 6.2|275.1 -67.8 207.3 41.5 0.43| 8.7 3.7 6000 266 36 219 18| 4.0 2.8 6.8|281.5-204.1 77.5 12.9 0.12| 10.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251207.00.gif