UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 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 118 SFC 942 691 -2.1 -2.1 100 0.0 -2.1 280 1 275.7 276.3 274.2 285.2 3.47 2 932 725 -2.7 -2.7 100 0.0 -2.7 224 5 276.0 276.5 274.1 285.2 3.36 3 925 749 -0.5 -1.6 92 1.1 -1.0 185 7 278.8 279.4 276.1 289.0 3.67 4 924 758 -0.3 -1.4 92 1.1 -0.7 186 7 279.1 279.7 276.4 289.4 3.73 5 909 889 0.8 -1.7 83 2.5 -0.3 198 12 281.5 282.2 277.6 291.9 3.71 6 896 1005 1.0 -3.3 73 4.3 -0.7 203 12 282.9 283.5 277.8 292.4 3.34 7 856 1370 -2.1 -3.7 89 1.6 -2.7 225 6 283.4 284.0 278.2 293.0 3.39 8 850 1426 -2.1 -4.5 84 2.4 -3.0 230 5 283.9 284.5 278.2 293.1 3.22 9 821 1701 -3.3 -7.1 75 3.8 -4.7 233 7 285.5 286.0 278.3 293.4 2.73 10 774 2164 -7.5 -9.7 84 2.2 -8.2 220 14 285.8 286.3 278.0 292.7 2.36 11 749 2419 -8.7 -13.7 67 5.0 -10.2 266 20 287.2 287.5 277.9 292.5 1.77 12 732 2598 -6.1 -26.1 19 20.0 -10.5 278 23 292.0 292.1 278.6 294.0 0.62 13 724 2684 -5.9 -22.9 25 17.0 -10.1 282 24 293.1 293.3 279.4 295.8 0.84 14 700 2947 -7.1 -32.1 12 25.0 -11.9 295 25 294.6 294.7 279.5 295.8 0.37 15 692 3036 -7.1 -39.1 6 32.0 -12.3 295 26 295.6 295.6 279.7 296.2 0.19 16 595 4191 -16.5 -29.5 32 13.0 -18.8 287 32 297.7 297.8 281.1 299.6 0.56 17 560 4643 -20.3 -37.3 20 17.0 -22.5 290 36 298.5 298.5 281.1 299.4 0.28 18 500 5470 -27.1 -40.1 28 13.0 -28.4 300 38 300.0 300.0 281.7 300.8 0.23 19 482 5733 -28.9 -40.9 31 12.0 -30.0 300 42 300.9 301.0 282.1 301.7 0.22 20 480 5762 -28.7 -37.7 42 9.0 -29.6 300 43 301.5 301.6 282.4 302.6 0.31 21 472 5882 -28.7 -33.7 62 5.0 -29.3 300 45 303.0 303.1 283.2 304.6 0.47 22 446 6285 -30.7 -40.7 37 10.0 -31.6 303 51 305.4 305.5 283.9 306.3 0.25 23 423 6659 -32.3 -39.3 50 7.0 -33.0 299 58 308.0 308.1 284.9 309.1 0.30 24 405 6964 -35.1 -38.7 70 3.6 -35.4 291 65 308.3 308.3 285.1 309.4 0.33 25 400 7050 -35.5 -39.6 66 4.1 -35.8 290 68 308.9 308.9 285.3 309.9 0.31 26 331 8341 -45.5 -48.7 70 3.2 -45.6 290 88 312.3 312.3 286.4 312.8 0.14 27 300 8990 -50.7 -55.5 57 4.8 -50.8 285 103 313.9 313.9 286.8 314.2 0.07 28 299 9012 -50.9 -55.7 57 4.8 -51.0 285 103 313.9 313.9 286.8 314.2 0.07 29 296 9077 -51.1 -57.1 49 6.0 -51.2 285 104 314.5 314.5 287.0 314.7 0.06 30 288 9254 -51.5 -53.2 82 1.7 -51.5 287 105 316.4 316.5 287.7 316.8 0.09 31 284 9345 -51.5 -58.5 43 7.0 -51.7 289 106 317.7 317.7 288.1 317.9 0.05 32 282 9390 -51.9 -57.9 48 6.0 -52.1 290 107 317.8 317.8 288.1 318.0 0.05 33 277 9506 -49.5 -86.5 1 37.0 -49.9 291 108 322.9 322.9 289.6 322.9 0.00 34 251 10144 -53.1 -71.1 9 18.0 -53.4 295 111 326.7 326.8 290.8 326.8 0.01 35 250 10170 -53.1 -72.1 8 19.0 -53.4 295 111 327.1 327.1 290.9 327.2 0.01 36 233 10624 -51.1 -74.9 4 23.8 -51.4 295 115 336.8 336.8 293.6 336.9 0.01 37 216 11118 -48.9 -77.9 2 29.0 -49.4 295 110 347.6 347.6 296.1 347.6 0.00 38 201 11588 -50.7 -79.7 2 29.0 -51.1 295 106 352.0 352.0 297.1 352.0 0.00 39 200 11620 -50.5 -79.5 2 29.0 -51.0 295 106 352.8 352.8 297.3 352.8 0.00 40 181 12277 -47.5 -81.5 1 34.0 -48.2 298 101 367.9 367.9 300.2 367.9 0.00 41 150 13510 -51.3 -83.3 1 32.0 -51.8 305 92 381.7 381.7 302.5 381.7 0.00 42 128 14534 -54.1 -86.1 1 32.0 -54.6 302 88 394.3 394.3 304.4 394.4 0.00 43 127 14584 -53.5 -86.5 1 33.0 -54.0 302 88 396.3 396.3 304.7 396.3 0.00 44 122 14842 -54.5 -85.5 1 31.0 -55.0 301 87 399.1 399.1 305.1 399.1 0.00 45 120 14948 -53.5 -85.5 1 32.0 -54.1 301 86 402.8 402.8 305.6 402.8 0.00 46 112 15388 -56.3 -86.3 1 30.0 -56.7 300 84 405.6 405.6 305.9 405.6 0.00 47 100 16110 -55.1 -86.1 1 31.0 -55.6 300 80 421.3 421.3 307.9 421.3 0.00 48 94 16505 -54.5 -86.5 1 32.0 -55.1 300 80 430.0 430.0 308.9 430.0 0.00 49 85 17143 -57.9 -86.9 1 29.0 -58.3 304 76 435.6 435.6 309.4 435.7 0.00 50 83 17293 -55.5 -86.5 1 31.0 -56.1 304 75 443.5 443.5 310.2 443.5 0.00 51 73 18104 -58.3 -87.3 1 29.0 -58.8 309 71 454.2 454.2 311.3 454.2 0.00 52 70 18370 -55.1 -88.1 1 33.0 -55.8 310 69 466.5 466.5 312.3 466.5 0.00 53 55 19924 -50.7 -86.7 1 36.0 -52.2 321 46 509.9 509.9 315.7 509.9 0.00 54 50 20540 -54.1 -87.1 1 33.0 -55.2 290 35 516.0 516.0 316.1 516.0 0.00 55 46 21075 -54.3 -87.3 1 33.0 -55.5 307 40 528.0 528.0 316.8 528.0 0.00 56 44 21362 -50.5 -86.5 1 36.0 -52.3 319 46 544.0 544.0 317.8 544.0 0.01 57 37 22480 -54.9 -87.9 1 33.0 -56.2 325 41 560.3 560.3 318.6 560.4 0.00 58 31 23626 -49.3 -86.3 1 37.0 -52.0 346 54 604.5 604.5 320.8 604.6 0.01 59 30 23840 -50.5 -86.5 1 36.0 -52.9 355 52 607.0 607.0 320.9 607.0 0.01 60 26 24771 -51.9 -86.9 1 35.0 -54.3 3 40 628.3 628.4 321.8 628.4 0.01 61 22 25865 -47.5 -86.5 0 39.0 -51.5 7 34 672.2 672.2 323.5 672.3 0.01 62 20 26490 -51.7 -87.7 1 36.0 -54.7 10 22 677.9 677.9 323.7 678.0 0.01 63 19 26822 -52.1 -88.1 1 36.0 -55.1 20 20 686.7 686.7 324.0 686.8 0.01 64 17 27561 -40.9 -81.9 0 41.0 -48.4 7 36 744.8 744.8 325.8 745.1 0.03 65 15 28404 -45.3 -85.3 0 40.0 -51.4 24 24 757.3 757.3 326.1 757.5 0.02 66 10 31090 -48.7 -86.7 0 38.0 -54.8 40 61 837.8 837.8 328.1 837.9 0.02 67 8.9 31857 -48.1 -87.1 0 39.0 -54.8 868.5 868.5 328.8 868.7 0.02 TRP 282 9390 -51.9 -57.9 48 6.0 -52.1 290 107 317.8 317.8 288.1 318.0 0.05 WND 233 10624 -51.1 -74.9 4 23.8 -51.4 295 115 336.8 336.8 293.6 336.9 0.01 Sounding variables and indices 1000-500 mb thick: 5352.00 m Freezing level: Surface below freezing Freezing level: 919.91 mb = 793.47 m = 2603.20 ft Freezing level: 883.10 mb = 1122.62 m = 3683.08 ft Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 43.83 % Est. max temperature: 7.73 C = 45.92 F Sfc-Lift cond lev (LCL): 941.80 mb = 691.67 m = 2269.22 ft T: -2.11 C 700-500 lapse rate: 7.93 C/km ThetaE index: 0.90 C Layer 774.0- 732.0 mb Conv cond level (CCL): 938.25 mb = 703.59 m = 2308.35 ft Mean mixing ratio: 3.43 g/kg Conv temperature: -2.02 C = 28.37 F Cap Strength: 8.35 C Lifted Index: 8.15 C Risk: None Lifted Index @300 mb: 16.08 C Lifted Index @700 mb: 7.68 C Showalter Index: 6.81 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 22.60 C K Index: -4.50 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 1.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.30 J/kg Max Up Vert Vel: 5.88 m/s Conv Inhibition (B-): 76549.62 J/kg Cap Strength: 8.32 C Lift Cond Lev (LCL): 859.10 mb = 1341.14 m = 4400.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 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 ---------------------------------------------------------- 0 942 691 280 1 1.0 -0.2 | 142 20 -12.6 15.8 1 925 749 185 7 0.6 7.0 | 151 26 -12.9 23.0 2 906 914 200 13 4.4 12.2 | 162 30 -9.1 28.2 3 872 1219 210 9 4.5 7.8 | 159 25 -9.1 23.8 4 850 1426 230 5 3.8 3.2 | 153 22 -9.7 19.2 5 807 1829 235 8 6.6 4.6 | 161 22 -7.0 20.6 6 777 2134 215 13 7.5 10.6 | 167 27 -6.1 26.6 7 747 2438 270 20 20.0 -0.0 | 202 17 6.4 16.0 8 718 2743 285 25 24.1 -6.5 | 228 14 10.6 9.5 9 700 2947 295 25 22.7 -10.6 | 239 11 9.1 5.4 10 691 3048 295 26 23.6 -11.0 | 243 11 10.0 5.0 11 637 3658 295 28 25.4 -11.8 | 251 13 11.8 4.2 12 587 4267 285 33 31.9 -8.5 | 248 20 18.3 7.5 13 564 4572 290 36 33.8 -12.3 | 260 21 20.3 3.7 14 541 4877 290 33 31.0 -11.3 | 255 18 17.5 4.7 15 520 5182 295 32 29.0 -13.5 | 261 16 15.4 2.5 16 500 5470 300 38 32.9 -19.0 | 279 20 19.4 -3.0 17 458 6096 300 48 41.6 -24.0 | 286 29 28.0 -8.0 18 438 6401 305 53 43.4 -30.4 | 296 33 29.9 -14.4 19 402 7010 290 66 62.0 -22.6 | 278 49 48.5 -6.6 20 400 7050 290 68 63.9 -23.3 | 278 51 50.3 -7.3 21 368 7620 295 72 65.3 -30.4 | 286 54 51.7 -14.4 22 300 8990 285 103 99.5 -26.7 | 277 87 85.9 -10.7 23 293 9144 285 104 100.5 -26.9 | 277 88 86.9 -10.9 24 282 9390 290 107 100.5 -36.6 | 283 89 87.0 -20.6 25 250 10170 295 111 100.6 -46.9 | 290 92 87.0 -30.9 26 233 10624 295 115 104.2 -48.6 | 290 96 90.7 -32.6 27 231 10668 295 114 103.3 -48.2 | 290 95 89.8 -32.2 28 200 11620 295 106 96.1 -44.8 | 289 87 82.5 -28.8 29 150 13510 305 92 75.4 -52.8 | 301 72 61.8 -36.8 30 115 15240 300 85 73.6 -42.5 | 294 66 60.1 -26.5 31 100 16110 300 80 69.3 -40.0 | 293 61 55.7 -24.0 32 95 16459 300 80 69.3 -40.0 | 293 61 55.7 -24.0 33 70 18370 310 69 52.9 -44.4 | 306 48 39.3 -28.4 34 68 18593 300 67 58.0 -33.5 | 291 48 44.5 -17.5 35 56 19812 315 57 40.3 -40.3 | 312 36 26.7 -24.3 36 53 20117 330 28 14.0 -24.2 | 357 8 0.4 -8.3 37 51 20422 320 26 16.7 -19.9 | 321 5 3.2 -3.9 38 50 20540 290 35 32.9 -12.0 | 258 20 19.3 4.0 39 49 20726 290 31 29.1 -10.6 | 251 16 15.6 5.4 40 44 21336 320 47 30.2 -36.0 | 320 26 16.7 -20.0 41 42 21641 310 41 31.4 -26.4 | 300 21 17.9 -10.4 42 40 21946 330 43 21.5 -37.2 | 340 23 7.9 -21.2 43 38 22250 325 38 21.8 -31.1 | 331 17 8.2 -15.1 44 35 22860 325 47 27.0 -38.5 | 329 26 13.4 -22.5 45 32 23470 340 56 19.2 -52.6 | 351 37 5.6 -36.6 46 30 23840 355 52 4.5 -51.8 | 14 37 -9.0 -35.8 47 25 24994 5 37 -3.2 -36.9 | 39 27 -16.8 -20.9 48 24 25298 5 45 -3.9 -44.8 | 31 34 -17.5 -28.8 49 20 26490 10 22 -3.8 -21.7 | 72 18 -17.4 -5.7 50 20 26518 30 22 -11.0 -19.1 | 83 25 -24.6 -3.1 51 19 26822 20 20 -6.8 -18.8 | 82 21 -20.4 -2.8 52 18 27127 5 26 -2.3 -25.9 | 58 19 -15.8 -9.9 53 17 27432 360 39 -0.0 -39.0 | 31 27 -13.6 -23.0 54 16 28042 30 24 -12.0 -20.8 | 79 26 -25.6 -4.8 55 14 28651 20 24 -8.2 -22.6 | 73 23 -21.8 -6.6 56 14 28956 45 13 -9.2 -9.2 | 107 24 -22.7 6.8 57 13 29261 20 22 -7.5 -20.7 | 77 22 -21.1 -4.7 58 10 31090 40 61 -39.2 -46.7 | 60 61 -52.8 -30.7 Wind Parameters Mean winds (0-6000m): 289.7 at 28.0 knts Storm direction: 319.7 at 21.0 knts Shear (0-3000m) pos: 5.0 neg: 2.9 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 109.1 deg Storm rel helicity (0-3000m) pos: 218.5 neg: -20.2 tot: 198.3 m^2/s^2 ave: 66.1 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 6.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.15 Bulk Shear: 114.02 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 ------------------------------------------------------------------------------- 500 200 9 157 27| 0.0 9.4 9.4| 60.8 -7.1 53.7 107.5 0.49| 17.0 8.3 1000 209 8 157 25| 2.1 4.7 6.8| 69.5 -20.2 49.3 49.3 0.33| 11.7 3.8 1500 215 9 159 25| 1.4 5.6 7.1|108.5 -20.2 88.3 58.8 0.42| 10.9 4.6 2000 236 11 169 23| 6.2 4.2 10.4|198.8 -20.2 178.6 89.3 0.58| 13.5 7.9 2500 258 14 180 19| 6.0 3.4 9.4|215.0 -20.2 194.8 77.9 0.60| 12.2 7.3 3000 270 16 190 16| 5.0 2.9 7.9|218.5 -20.2 198.3 66.1 0.60| 10.5 6.3 4000 278 20 207 15| 4.2 2.9 7.1|239.2 -25.7 213.5 53.4 0.54| 9.4 5.1 5000 284 23 221 14| 4.3 2.3 6.6|278.6 -30.3 248.3 49.7 0.53| 9.0 4.8 6000 290 28 243 14| 4.2 2.5 6.8|332.9 -84.9 248.1 41.3 0.44| 9.4 4.1 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251205.12.gif