UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 5 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 135 SFC 945 691 2.6 1.1 90 1.5 1.9 190 3 280.2 281.0 277.9 292.4 4.38 2 925 774 3.2 1.2 87 2.0 2.3 250 5 282.6 283.4 279.1 295.2 4.51 3 921 809 4.0 1.0 81 3.0 2.6 256 8 283.8 284.5 279.7 296.3 4.46 4 876 1215 2.4 -2.6 70 5.0 0.3 295 25 286.2 286.8 279.8 296.5 3.60 5 850 1458 0.2 -3.7 75 3.9 -1.4 295 24 286.4 287.0 279.6 296.2 3.42 6 700 2979 -12.5 -13.3 94 0.8 -12.8 295 13 288.6 289.0 278.9 294.5 1.96 7 689 3100 -13.5 -13.7 98 0.2 -13.6 292 15 288.8 289.2 278.9 294.6 1.92 8 673 3279 -14.1 -15.5 89 1.4 -14.5 287 18 290.1 290.4 279.2 295.2 1.70 9 660 3427 -14.5 -19.1 68 4.6 -15.6 289 22 291.3 291.5 279.2 295.2 1.28 10 651 3531 -13.9 -26.9 32 13.0 -16.4 296 25 293.1 293.2 279.1 295.2 0.65 11 620 3901 -15.7 -52.7 3 37.0 -19.2 312 36 295.2 295.2 279.3 295.3 0.05 12 591 4262 -17.3 -55.3 2 38.0 -20.5 310 39 297.4 297.4 280.2 297.5 0.04 13 589 4287 -17.3 -50.3 4 33.0 -20.5 310 39 297.7 297.7 280.4 297.9 0.06 14 556 4716 -21.3 -35.3 27 14.0 -23.2 299 40 297.9 297.9 280.9 299.0 0.34 15 534 5013 -23.9 -41.9 17 18.0 -25.7 295 41 298.2 298.3 280.8 298.9 0.18 16 503 5447 -27.7 -39.7 31 12.0 -28.9 295 45 298.8 298.8 281.1 299.6 0.24 17 500 5490 -27.9 -40.9 28 13.0 -29.1 295 45 299.0 299.1 281.2 299.8 0.21 18 493 5590 -28.7 -46.7 16 18.0 -30.0 296 45 299.3 299.3 281.2 299.7 0.12 19 486 5692 -29.7 -40.7 34 11.0 -30.7 297 46 299.2 299.3 281.3 300.0 0.22 20 471 5913 -31.1 -46.1 21 15.0 -32.2 298 47 300.2 300.2 281.6 300.7 0.13 21 442 6357 -35.3 -45.3 35 10.0 -36.0 300 50 300.4 300.4 281.7 300.9 0.15 22 413 6823 -39.3 -48.3 38 9.0 -39.8 300 55 301.1 301.2 282.0 301.6 0.12 23 408 6906 -39.9 -50.9 30 11.0 -40.4 300 56 301.4 301.4 282.1 301.7 0.09 24 400 7040 -41.1 -50.1 37 9.0 -41.5 300 57 301.6 301.6 282.1 301.9 0.10 25 396 7108 -41.5 -50.5 37 9.0 -41.9 301 57 301.9 301.9 282.3 302.3 0.09 26 393 7160 -41.9 -46.6 60 4.7 -42.1 301 57 302.1 302.1 282.4 302.6 0.15 27 390 7212 -42.3 -55.3 23 13.0 -42.8 302 57 302.2 302.2 282.3 302.4 0.05 28 383 7334 -43.1 -51.1 41 8.0 -43.4 304 57 302.7 302.7 282.6 303.0 0.09 29 377 7440 -43.7 -53.7 32 10.0 -44.0 305 57 303.3 303.3 282.8 303.5 0.07 30 373 7512 -43.5 -53.5 32 10.0 -43.9 305 57 304.5 304.5 283.3 304.7 0.07 31 362 7714 -42.5 -63.5 8 21.0 -43.0 305 60 308.4 308.4 284.8 308.5 0.02 32 303 8913 -43.5 -69.5 4 26.0 -44.2 308 87 323.1 323.1 289.7 323.2 0.01 33 300 8980 -44.1 -69.1 5 25.0 -44.7 310 87 323.2 323.2 289.8 323.2 0.01 34 294 9116 -45.1 -71.1 4 26.0 -45.7 310 87 323.7 323.7 289.9 323.7 0.01 35 276 9543 -42.5 -72.5 2 30.0 -43.3 308 92 333.3 333.3 292.6 333.3 0.01 36 250 10210 -45.5 -74.5 2 29.0 -46.2 305 100 338.4 338.4 293.9 338.4 0.01 37 246 10317 -45.5 -75.5 2 30.0 -46.2 305 101 340.0 340.0 294.3 340.0 0.01 38 242 10426 -43.7 -76.7 1 33.0 -44.5 304 100 344.3 344.3 295.3 344.3 0.00 39 228 10825 -43.5 -77.5 1 34.0 -44.3 303 92 350.5 350.5 296.7 350.5 0.00 40 200 11700 -44.5 -80.5 1 36.0 -45.4 305 99 362.3 362.3 299.1 362.3 0.00 41 189 12080 -44.1 -81.1 1 37.0 -45.0 301 94 368.9 368.9 300.4 368.9 0.00 42 167 12905 -47.6 -82.5 1 34.9 -48.4 305 112 376.3 376.3 301.6 376.3 0.00 43 150 13610 -50.7 -83.7 1 33.0 -51.3 310 89 382.7 382.7 302.7 382.7 0.00 44 132 14437 -53.9 -85.9 1 32.0 -54.4 299 82 391.3 391.3 304.0 391.3 0.00 45 128 14635 -52.9 -85.9 1 33.0 -53.4 298 86 396.5 396.5 304.8 396.5 0.00 46 111 15547 -56.5 -86.5 1 30.0 -56.9 297 92 406.3 406.3 306.0 406.3 0.00 47 100 16210 -56.3 -86.3 1 30.0 -56.8 300 76 418.9 418.9 307.6 419.0 0.00 48 94 16601 -57.3 -86.3 1 29.0 -57.8 301 74 424.5 424.5 308.2 424.5 0.00 49 83 17394 -52.9 -86.9 1 34.0 -53.7 305 62 448.8 448.8 310.7 448.8 0.00 50 70 18480 -57.1 -87.1 1 30.0 -57.7 325 50 462.2 462.2 312.0 462.2 0.00 51 61 19350 -58.9 -88.9 1 30.0 -59.5 315 40 476.8 476.8 313.2 476.8 0.00 52 59 19562 -54.5 -87.5 1 33.0 -55.4 301 47 491.2 491.2 314.3 491.2 0.00 53 55 20010 -56.5 -88.5 1 32.0 -57.3 308 38 496.6 496.6 314.7 496.6 0.00 54 50 20620 -54.1 -88.1 1 34.0 -55.2 325 42 516.0 516.0 316.1 516.0 0.00 55 45 21297 -51.7 -86.7 1 35.0 -53.3 339 39 537.6 537.6 317.4 537.6 0.00 56 38 22381 -55.5 -88.5 1 33.0 -56.8 332 29 554.5 554.6 318.3 554.6 0.00 57 36 22728 -51.3 -87.3 1 36.0 -53.3 349 38 574.1 574.1 319.3 574.1 0.01 58 32 23492 -50.7 -86.7 1 36.0 -53.0 7 39 595.3 595.3 320.4 595.4 0.01 59 30 23910 -52.5 -87.5 1 35.0 -54.5 15 39 601.5 601.5 320.7 601.6 0.01 60 25 25081 -55.9 -88.9 1 33.0 -57.6 11 42 623.9 624.0 321.6 624.0 0.01 61 20 26510 -53.9 -88.9 1 35.0 -56.3 25 43 671.2 671.2 323.4 671.2 0.01 62 19 26841 -51.7 -87.7 1 36.0 -54.8 21 42 687.9 687.9 324.0 688.0 0.01 63 17 27559 -53.5 -88.5 1 35.0 -56.4 48 47 704.4 704.4 324.6 704.5 0.01 64 14 28823 -47.9 -86.9 0 39.0 -53.1 76 57 763.6 763.6 326.3 763.7 0.01 65 12 29835 -49.7 -87.7 0 38.0 -54.8 79 66 791.7 791.7 327.0 791.8 0.01 66 11 30409 -46.1 -85.1 0 39.0 -52.9 87 75 824.7 824.7 327.8 824.9 0.03 67 10 31040 -47.7 -86.7 0 39.0 -54.2 95 85 841.5 841.5 328.2 841.7 0.02 68 6.9 33479 -49.7 -87.7 0 38.0 -56.6 927.4 927.4 329.9 927.7 0.03 69 6.7 33673 -48.1 -87.1 0 39.0 -55.9 941.9 942.0 330.2 942.2 0.03 70 5.8 34616 -51.9 -87.9 1 36.0 -58.5 965.0 965.1 330.6 965.3 0.03 71 5.1 35452 -50.1 -88.1 0 38.0 -58.0 1009.3 1009.4 331.3 1009.7 0.03 TRP 377 7440 -43.7 -53.7 32 10.0 -44.0 305 57 303.3 303.3 282.8 303.5 0.07 WND 167 12905 -47.6 -82.5 1 34.9 -48.4 305 112 376.3 376.3 301.6 376.3 0.00 Sounding variables and indices 1000-500 mb thick: 5355.00 m Freezing level: 847.64 mb = 1481.95 m = 4861.99 ft Wetbulb zero: 871.97 mb = 1252.49 m = 4109.18 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 54.85 % Est. max temperature: 9.45 C = 49.02 F Sfc-Lift cond lev (LCL): 923.20 mb = 789.83 m = 2591.26 ft T: 3.56 C 700-500 lapse rate: 6.13 C/km ThetaE index: 2.04 C Layer 850.0- 689.0 mb Conv cond level (CCL): 818.36 mb = 1755.18 m = 5758.39 ft Mean mixing ratio: 3.95 g/kg Conv temperature: 9.10 C = 48.38 F Cap Strength: 4.59 C Lifted Index: 4.01 C Risk: None Lifted Index @300 mb: 19.45 C Lifted Index @700 mb: -0.63 C Showalter Index: 3.78 C Risk: None Total Totals Index: 52.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 24.20 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 159.00 Risk: None Energy Index: 0.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.92 J/kg Max Up Vert Vel: 6.62 m/s Conv Inhibition (B-): 50.30 J/kg Cap Strength: 4.54 C Lift Cond Lev (LCL): 845.53 mb = 1499.27 m = 4918.79 ft Lev Free Conv (LFC): 740.53 mb = 2538.02 m = 8326.73 ft Equ Level (EL): 670.53 mb = 3306.57 m = 10848.19 ft B at Equ Level: 21.32 J/kg Max Parcel Lev (MPL): 640.53 mb = 3653.97 m = 11987.96 ft Wind level data Storm motion: 330 at 23 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 ---------------------------------------------------------- 0 945 691 190 3 0.5 3.0 | 154 26 -11.1 23.1 1 925 774 250 5 4.7 1.7 | 162 23 -7.0 21.9 2 909 914 275 17 16.9 -1.5 | 196 19 5.3 18.7 3 875 1219 295 25 22.7 -10.6 | 229 15 11.0 9.6 4 850 1458 295 24 21.8 -10.1 | 225 14 10.1 10.0 5 811 1829 305 22 18.0 -12.6 | 220 10 6.4 7.5 6 780 2134 315 18 12.7 -12.7 | 188 7 1.1 7.4 7 750 2438 310 14 10.7 -9.0 | 175 11 -0.9 11.2 8 721 2743 305 14 11.5 -8.0 | 179 12 -0.2 12.1 9 700 2979 295 13 11.8 -5.5 | 180 15 0.1 14.7 10 666 3353 285 20 19.3 -5.2 | 207 17 7.7 15.0 11 639 3658 305 29 23.8 -16.6 | 254 13 12.1 3.5 12 614 3962 315 39 27.6 -27.6 | 295 18 15.9 -7.4 13 589 4267 310 39 29.9 -25.1 | 285 19 18.2 -4.9 14 543 4877 295 40 36.3 -16.9 | 262 25 24.6 3.2 15 500 5490 295 45 40.8 -19.0 | 268 29 29.1 1.1 16 458 6096 300 48 41.6 -24.0 | 277 30 29.9 -3.8 17 400 7040 300 57 49.4 -28.5 | 282 39 37.7 -8.3 18 377 7440 305 57 46.7 -32.7 | 290 37 35.0 -12.5 19 367 7620 305 58 47.5 -33.3 | 290 38 35.9 -13.1 20 306 8839 305 87 71.3 -49.9 | 297 67 59.6 -29.8 21 300 8980 310 87 66.6 -55.9 | 303 66 55.0 -35.8 22 293 9144 310 87 66.6 -55.9 | 303 66 55.0 -35.8 23 250 10210 305 100 81.9 -57.4 | 298 79 70.3 -37.2 24 244 10363 305 101 82.7 -57.9 | 298 80 71.1 -37.8 25 233 10668 300 97 84.0 -48.5 | 291 78 72.3 -28.3 26 223 10973 305 88 72.1 -50.5 | 297 68 60.4 -30.3 27 204 11582 305 103 84.4 -59.1 | 298 82 72.7 -38.9 28 200 11700 305 99 81.1 -56.8 | 298 79 69.4 -36.6 29 186 12192 300 93 80.5 -46.5 | 291 74 68.9 -26.3 30 178 12497 295 98 88.8 -41.4 | 285 80 77.2 -21.3 31 167 12905 305 112 91.7 -64.2 | 299 91 80.1 -44.1 32 162 13106 305 112 91.7 -64.2 | 299 91 80.1 -44.1 33 155 13411 310 103 78.9 -66.2 | 304 82 67.2 -46.1 34 150 13610 310 89 68.2 -57.2 | 303 68 56.5 -37.1 35 134 14326 300 80 69.3 -40.0 | 289 61 57.6 -19.8 36 116 15240 295 99 89.7 -41.8 | 286 81 78.1 -21.7 37 100 16210 300 76 65.8 -38.0 | 288 57 54.2 -17.8 38 96 16459 300 76 65.8 -38.0 | 288 57 54.2 -17.8 39 83 17374 305 62 50.8 -35.6 | 291 42 39.1 -15.4 40 76 17983 295 63 57.1 -26.6 | 278 46 45.4 -6.5 41 70 18480 325 50 28.7 -41.0 | 321 27 17.0 -20.8 42 66 18898 335 38 16.1 -34.4 | 343 15 4.4 -14.3 43 62 19202 330 32 16.0 -27.7 | 330 9 4.3 -7.6 44 60 19507 300 48 41.6 -24.0 | 277 30 29.9 -3.8 45 52 20422 315 30 21.2 -21.2 | 276 10 9.6 -1.1 46 50 20620 325 42 24.1 -34.4 | 319 19 12.4 -14.3 47 49 20726 310 34 26.0 -21.9 | 277 14 14.4 -1.7 48 47 21031 330 43 21.5 -37.2 | 330 20 9.8 -17.1 49 45 21336 340 39 13.3 -36.6 | 354 17 1.7 -16.5 50 43 21641 360 33 -0.0 -33.0 | 42 17 -11.7 -12.8 51 41 21946 340 21 7.2 -19.7 | 95 4 -4.5 0.4 52 39 22250 325 25 14.3 -20.5 | 277 3 2.7 -0.3 53 34 23165 10 49 -8.5 -48.3 | 36 35 -20.2 -28.1 54 31 23774 5 31 -2.7 -30.9 | 53 18 -14.4 -10.7 55 30 23910 15 39 -10.1 -37.7 | 51 28 -21.8 -17.5 56 29 24079 5 44 -3.8 -43.8 | 33 28 -15.5 -23.7 57 25 24994 10 42 -7.3 -41.4 | 42 28 -19.0 -21.2 58 20 26510 25 43 -18.2 -39.0 | 58 35 -29.8 -18.8 59 20 26518 30 45 -22.5 -39.0 | 61 39 -34.2 -18.8 60 19 26822 20 42 -14.4 -39.5 | 53 32 -26.0 -19.3 61 17 27432 50 45 -34.5 -28.9 | 79 47 -46.1 -8.8 62 17 27737 45 50 -35.4 -35.4 | 72 49 -47.0 -15.2 63 16 28042 50 45 -34.5 -28.9 | 79 47 -46.1 -8.8 64 14 28956 80 59 -58.1 -10.2 | 98 70 -69.8 9.9 65 13 29566 70 63 -59.2 -21.5 | 89 71 -70.9 -1.4 66 12 29870 80 66 -65.0 -11.5 | 96 77 -76.7 8.7 67 10 31040 95 85 -84.7 7.4 | 106 100 -96.3 27.6 Wind Parameters Mean winds (0-6000m): 299.9 at 31.0 knts Storm direction: 329.9 at 23.3 knts Shear (0-3000m) pos: 5.8 neg: 1.3 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 104.9 deg Storm rel helicity (0-3000m) pos: 212.6 neg: -20.5 tot: 192.1 m^2/s^2 ave: 64.0 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 6.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.45 Bulk Shear: 48.58 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 ------------------------------------------------------------------------------- 500 278 13 185 18| 25.8 0.0 25.8|130.4 0.0 130.4 260.8 0.91| 27.8 25.4 1000 290 18 202 15| 12.3 0.0 12.3|133.1 -4.1 129.1 129.1 0.77| 16.1 12.5 1500 296 19 205 13| 6.5 0.0 6.5|133.1 -16.6 116.5 77.7 0.48| 13.3 6.4 2000 299 18 200 12| 4.9 1.0 5.9|134.7 -20.5 114.3 57.1 0.41| 11.1 4.5 2500 299 17 196 12| 3.9 1.5 5.4|152.5 -20.5 132.0 52.8 0.45| 10.3 4.6 3000 298 18 201 12| 5.8 1.3 7.0|212.6 -20.5 192.1 64.0 0.57| 11.4 6.5 4000 302 23 226 11| 5.5 2.0 7.5|247.6 -67.1 180.5 45.1 0.44| 11.2 4.9 5000 300 27 241 13| 4.8 2.0 6.8|277.4 -82.7 194.7 38.9 0.41| 10.0 4.1 6000 300 31 253 16| 4.3 1.8 6.1|321.0 -82.7 238.3 39.7 0.43| 9.1 3.9 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251205.00.gif