UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 2 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 141 SFC 945 691 -2.7 -3.3 96 0.6 -2.9 165 1 274.9 275.4 273.2 283.5 3.17 2 932 744 1.8 -0.2 87 2.0 0.9 230 7 280.5 281.2 277.6 291.8 4.04 3 925 774 1.4 -0.3 88 1.7 0.7 265 10 280.7 281.4 277.6 292.0 4.04 4 883 1148 1.0 -2.1 80 3.1 -0.3 291 27 284.1 284.7 278.9 294.6 3.71 5 850 1453 -1.3 -2.7 90 1.4 -1.9 310 29 284.8 285.4 279.2 295.3 3.68 6 791 2023 -4.9 -5.3 97 0.4 -5.1 328 19 286.9 287.4 279.7 296.2 3.25 7 700 2976 -9.9 -10.9 92 1.0 -10.2 295 21 291.5 291.9 280.7 298.6 2.38 8 637 3698 -13.7 -15.3 88 1.6 -14.2 320 30 295.2 295.5 281.7 300.8 1.82 9 599 4162 -17.1 -19.8 79 2.7 -17.7 328 34 296.5 296.7 281.6 300.6 1.33 10 554 4742 -22.1 -22.3 98 0.2 -22.1 330 38 297.2 297.5 281.7 300.9 1.15 11 549 4809 -21.9 -24.0 83 2.1 -22.3 330 38 298.3 298.4 282.0 301.5 1.00 12 500 5490 -26.9 -29.6 78 2.7 -27.3 325 31 300.2 300.4 282.3 302.4 0.66 13 470 5934 -30.1 -33.9 69 3.8 -30.6 332 33 301.6 301.7 282.7 303.2 0.46 14 435 6480 -34.5 -39.5 60 5.0 -34.9 341 33 302.8 302.9 282.9 303.8 0.28 15 424 6659 -36.3 -40.0 69 3.7 -36.6 344 32 302.7 302.8 282.9 303.7 0.28 16 410 6891 -38.5 -46.5 43 8.0 -38.9 347 32 302.8 302.8 282.7 303.3 0.14 17 400 7060 -39.9 -46.9 47 7.0 -40.3 350 31 303.1 303.2 282.8 303.6 0.14 18 364 7697 -45.7 -49.9 62 4.2 -45.9 0 25 303.7 303.7 283.0 304.1 0.11 19 357 7826 -46.5 -52.5 50 6.0 -46.7 1 23 304.3 304.3 283.2 304.6 0.08 20 329 8362 -51.5 -53.5 79 2.0 -51.5 4 16 304.6 304.6 283.4 304.9 0.08 21 325 8442 -52.1 -56.2 61 4.1 -52.2 4 15 304.9 304.9 283.4 305.1 0.06 22 319 8562 -53.1 -55.9 71 2.8 -53.2 5 18 305.1 305.1 283.5 305.3 0.06 23 313 8685 -53.1 -58.1 54 5.0 -53.2 352 23 306.8 306.8 284.1 306.9 0.05 24 309 8768 -51.5 -65.5 17 14.0 -51.7 343 26 310.1 310.1 285.4 310.2 0.02 25 307 8810 -51.3 -66.3 15 15.0 -51.5 338 28 311.0 311.0 285.7 311.0 0.02 26 300 8960 -51.7 -65.7 17 14.0 -52.0 335 32 312.5 312.5 286.2 312.5 0.02 27 281 9387 -49.7 -70.7 7 21.0 -50.0 331 48 321.3 321.3 289.2 321.3 0.01 28 268 9696 -50.9 -70.9 8 20.0 -51.2 328 53 323.9 323.9 289.9 323.9 0.01 29 250 10150 -49.9 -75.9 3 26.0 -50.3 325 54 331.9 331.9 292.2 331.9 0.01 30 245 10281 -49.5 -76.5 3 27.0 -49.9 326 55 334.4 334.4 292.9 334.4 0.00 31 200 11600 -50.9 -80.9 2 30.0 -51.4 325 56 352.2 352.2 297.1 352.2 0.00 32 190 11933 -51.7 -81.7 2 30.0 -52.1 327 57 356.1 356.1 297.9 356.1 0.00 33 150 13470 -50.3 -82.3 1 32.0 -50.9 320 46 383.4 383.4 302.8 383.4 0.00 34 148 13558 -50.1 -83.1 1 33.0 -50.7 320 46 385.2 385.2 303.1 385.2 0.00 35 140 13920 -51.1 -83.1 1 32.0 -51.7 322 48 389.6 389.6 303.8 389.6 0.00 36 135 14158 -48.7 -82.7 1 34.0 -49.5 323 49 398.0 398.0 304.9 398.0 0.00 37 130 14407 -48.5 -82.5 1 34.0 -49.4 324 50 402.6 402.6 305.6 402.7 0.00 38 100 16120 -52.1 -85.1 1 33.0 -52.8 315 37 427.1 427.1 308.5 427.1 0.00 39 92 16658 -53.7 -85.7 1 32.0 -54.4 325 40 434.2 434.2 309.3 434.2 0.00 40 74 18069 -50.7 -85.7 1 35.0 -51.8 339 37 468.4 468.4 312.5 468.4 0.00 41 70 18430 -51.7 -85.7 1 34.0 -52.8 340 38 473.8 473.8 313.0 473.8 0.00 42 62 19214 -53.1 -86.1 1 33.0 -54.1 360 32 487.4 487.4 314.0 487.4 0.00 43 50 20610 -50.1 -85.1 1 35.0 -51.8 345 38 525.4 525.4 316.6 525.4 0.01 44 30 24020 -42.1 -83.1 0 41.0 -47.0 20 58 629.9 629.9 321.9 630.0 0.01 45 20 26740 -47.9 -85.9 0 38.0 -52.1 25 52 689.6 689.6 324.1 689.6 0.01 46 15 28645 -51.1 -88.1 0 37.0 -55.0 38 61 738.1 738.1 325.6 738.1 0.01 47 12 30110 -50.3 -87.9 0 37.6 -55.1 50 72 789.4 789.4 327.0 789.5 0.01 48 10 31310 -49.7 -87.7 0 38.0 -55.4 45 58 834.0 834.0 328.0 834.2 0.02 49 8.9 32074 -49.1 -87.1 0 38.0 -55.4 864.6 864.6 328.7 864.8 0.02 50 8.1 32700 -42.9 -82.9 0 40.0 -52.6 912.8 912.8 329.7 913.3 0.05 51 7.1 33581 -47.3 -86.3 0 39.0 -55.3 929.7 929.8 330.0 930.1 0.03 TRP 319 8562 -53.1 -55.9 71 2.8 -53.2 5 18 305.1 305.1 283.5 305.3 0.06 WND 12 30110 -50.3 -87.9 0 37.6 -55.1 50 72 789.4 789.4 327.0 789.5 0.01 Sounding variables and indices 1000-500 mb thick: 5349.00 m Freezing level: Surface below freezing Freezing level: 937.20 mb = 722.94 m = 2371.83 ft Freezing level: 868.65 mb = 1280.60 m = 4201.39 ft Wetbulb zero: Below ground Precipitable water: 0.46 inches Sfc-500 mean rel hum: 88.42 % Est. max temperature: 8.96 C = 48.13 F Sfc-Lift cond lev (LCL): 936.05 mb = 727.58 m = 2387.05 ft T: 0.39 C 700-500 lapse rate: 6.76 C/km Conv cond level (CCL): 945.00 mb = 691.00 m = 2267.03 ft Mean mixing ratio: 3.78 g/kg Conv temperature: -0.93 C = 30.33 F Cap Strength: 6.15 C Lifted Index: 6.95 C Risk: None Lifted Index @300 mb: 13.73 C Lifted Index @700 mb: 3.67 C Showalter Index: 5.42 C Risk: None Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 24.20 C K Index: 21.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 105.00 Risk: None Energy Index: 1.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.67 J/kg Max Up Vert Vel: 5.03 m/s Conv Inhibition (B-): 65559.48 J/kg Cap Strength: 6.90 C Lift Cond Lev (LCL): 864.49 mb = 1317.65 m = 4322.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 352 at 21 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 ---------------------------------------------------------- 0 945 691 165 1 -0.3 1.0 | 172 22 -3.0 21.5 1 925 774 265 10 10.0 0.9 | 199 23 7.2 21.4 2 909 914 280 22 21.7 -3.8 | 228 25 18.9 16.8 3 875 1219 295 29 26.3 -12.3 | 251 25 23.5 8.3 4 850 1453 310 29 22.2 -18.6 | 264 20 19.4 1.9 5 842 1524 315 32 22.6 -22.6 | 276 20 19.8 -2.1 6 810 1829 325 27 15.5 -22.1 | 277 13 12.7 -1.5 7 779 2134 330 14 7.0 -12.1 | 207 9 4.2 8.4 8 750 2438 325 12 6.9 -9.8 | 201 11 4.1 10.7 9 721 2743 300 16 13.9 -8.0 | 221 17 11.1 12.6 10 700 2976 295 21 19.0 -8.9 | 234 20 16.3 11.7 11 693 3048 290 19 17.9 -6.5 | 227 21 15.1 14.1 12 639 3658 320 30 19.3 -23.0 | 278 17 16.5 -2.4 13 589 4267 330 35 17.5 -30.3 | 303 18 14.7 -9.7 14 543 4877 330 39 19.5 -33.8 | 308 21 16.7 -13.2 15 500 5486 325 31 17.8 -25.4 | 288 16 15.0 -4.8 16 500 5490 325 31 17.8 -25.4 | 288 16 15.0 -4.8 17 459 6096 335 34 14.4 -30.8 | 311 15 11.6 -10.2 18 400 7060 350 31 5.4 -30.5 | 345 10 2.6 -10.0 19 368 7620 360 26 -0.0 -26.0 | 27 6 -2.8 -5.4 20 320 8534 5 14 -1.2 -13.9 | 149 8 -4.0 6.6 21 319 8562 5 18 -1.6 -17.9 | 121 5 -4.3 2.6 22 306 8839 335 29 12.3 -26.3 | 301 11 9.5 -5.7 23 300 8960 335 32 13.5 -29.0 | 308 14 10.7 -8.4 24 292 9144 335 32 13.5 -29.0 | 308 14 10.7 -8.4 25 278 9449 330 52 26.0 -45.0 | 316 34 23.2 -24.5 26 250 10150 325 54 31.0 -44.2 | 310 37 28.2 -23.7 27 231 10668 330 57 28.5 -49.4 | 318 39 25.7 -28.8 28 200 11600 325 56 32.1 -45.9 | 311 39 29.3 -25.3 29 174 12497 330 59 29.5 -51.1 | 319 41 26.7 -30.5 30 151 13411 325 44 25.2 -36.0 | 305 27 22.5 -15.5 31 150 13470 320 46 29.6 -35.2 | 299 31 26.8 -14.7 32 126 14630 325 51 29.3 -41.8 | 309 34 26.5 -21.2 33 114 15240 320 26 16.7 -19.9 | 267 14 13.9 0.7 34 104 15850 340 25 8.6 -23.5 | 297 6 5.8 -2.9 35 100 16120 315 37 26.2 -26.2 | 283 24 23.4 -5.6 36 95 16459 315 37 26.2 -26.2 | 283 24 23.4 -5.6 37 91 16764 330 41 20.5 -35.5 | 310 23 17.7 -14.9 38 86 17069 310 38 29.1 -24.4 | 278 27 26.3 -3.9 39 79 17678 320 48 30.9 -36.8 | 300 32 28.1 -16.2 40 75 17983 345 38 9.8 -36.7 | 336 18 7.1 -16.1 41 72 18288 325 34 19.5 -27.9 | 294 18 16.7 -7.3 42 70 18430 340 38 13.0 -35.7 | 326 18 10.2 -15.1 43 65 18898 340 42 14.4 -39.5 | 328 22 11.6 -18.9 44 62 19202 360 32 -0.0 -32.0 | 14 12 -2.8 -11.4 45 57 19812 340 24 8.2 -22.6 | 290 6 5.4 -2.0 46 50 20610 345 38 9.8 -36.7 | 336 18 7.1 -16.1 47 47 21031 360 45 -0.0 -45.0 | 6 25 -2.8 -24.4 48 45 21336 355 43 3.7 -42.8 | 358 22 1.0 -22.3 49 41 21946 25 42 -17.7 -38.1 | 50 27 -20.5 -17.5 50 39 22250 20 38 -13.0 -35.7 | 46 22 -15.8 -15.1 51 36 22860 10 49 -8.5 -48.3 | 22 30 -11.3 -27.7 52 31 23774 20 52 -17.8 -48.9 | 36 35 -20.6 -28.3 53 30 24020 20 58 -19.8 -54.5 | 34 41 -22.6 -33.9 54 30 24079 10 53 -9.2 -52.2 | 21 34 -12.0 -31.6 55 28 24384 25 59 -24.9 -53.5 | 40 43 -27.7 -32.9 56 25 25298 30 45 -22.5 -39.0 | 54 31 -25.3 -18.4 57 23 25908 30 51 -25.5 -44.2 | 50 37 -28.3 -23.6 58 20 26740 25 52 -22.0 -47.1 | 43 36 -24.8 -26.6 59 18 27432 20 52 -17.8 -48.9 | 36 35 -20.6 -28.3 60 16 28042 40 56 -36.0 -42.9 | 60 45 -38.8 -22.3 61 13 29566 35 68 -39.0 -55.7 | 50 55 -41.8 -35.1 62 12 30110 50 72 -55.2 -46.3 | 66 63 -57.9 -25.7 63 10 31310 45 58 -41.0 -41.0 | 65 48 -43.8 -20.4 Wind Parameters Mean winds (0-6000m): 322.3 at 27.7 knts Storm direction: 352.3 at 20.8 knts Shear (0-3000m) pos: 4.7 neg: 2.1 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 107.7 deg Storm rel helicity (0-3000m) pos: 361.4 neg: -37.4 tot: 324.0 m^2/s^2 ave: 108.0 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 16.2 stream: 9.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.29 Bulk Shear: 43.61 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 ------------------------------------------------------------------------------- 500 283 17 220 22| 29.8 0.0 29.8|192.5 0.0 192.5 385.0 0.99| 32.7 32.4 1000 298 23 241 20| 15.5 0.0 15.5|252.4 0.0 252.4 252.4 0.90| 24.0 21.7 1500 307 23 246 17| 5.0 0.0 5.0|252.4 -30.1 222.3 148.2 0.48| 21.7 10.3 2000 309 20 239 15| 3.8 1.7 5.4|266.3 -32.0 234.3 117.2 0.47| 18.2 8.6 2500 306 20 237 16| 3.0 2.5 5.5|298.0 -37.4 260.6 104.2 0.48| 16.6 8.0 3000 308 21 241 16| 4.7 2.1 6.8|361.4 -37.4 324.0 108.0 0.55| 16.2 9.0 4000 315 24 257 15| 4.7 1.6 6.2|399.3 -37.4 361.8 90.5 0.58| 13.4 7.8 5000 319 27 267 15| 3.5 1.4 4.8|409.5 -68.2 341.3 68.3 0.49| 11.9 5.8 6000 322 28 275 14| 3.2 1.1 4.3|443.1 -68.2 375.0 62.5 0.52| 10.8 5.6 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251202.12.gif