UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 11 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 2 SFC 930 691 2.4 -0.5 81 2.9 1.1 195 1 281.3 282.0 277.9 292.4 3.96 2 925 642 2.8 -0.5 79 3.3 1.4 160 6 282.2 282.9 278.3 293.3 3.98 3 886 991 1.0 -1.6 83 2.6 -0.1 180 17 283.8 284.5 278.9 294.6 3.83 4 850 1325 0.6 -4.2 70 4.8 -1.4 215 24 286.8 287.3 279.7 296.3 3.29 5 832 1497 0.8 -7.2 55 8.0 -2.3 223 24 288.7 289.2 279.8 296.6 2.67 6 734 2489 -6.7 -14.7 53 8.0 -9.1 254 30 291.1 291.4 279.6 296.1 1.66 7 700 2857 -9.5 -16.5 57 7.0 -11.5 245 33 292.0 292.2 279.8 296.6 1.50 8 652 3401 -14.1 -17.1 78 3.0 -14.9 264 34 292.8 293.0 280.2 297.5 1.53 9 604 3977 -18.5 -20.5 84 2.0 -19.0 260 41 294.1 294.4 280.4 298.0 1.24 10 584 4228 -19.7 -23.8 70 4.1 -20.5 264 44 295.6 295.8 280.7 298.6 0.96 11 532 4912 -25.7 -25.7 100 0.0 -25.7 274 51 296.4 296.6 281.0 299.2 0.89 12 519 5091 -26.5 -28.7 82 2.2 -26.8 269 51 297.5 297.7 281.3 299.8 0.69 13 502 5331 -28.3 -29.0 94 0.7 -28.4 261 52 298.2 298.3 281.5 300.4 0.69 14 500 5360 -28.7 -29.6 92 0.9 -28.8 260 52 298.0 298.2 281.4 300.2 0.66 15 460 5952 -33.3 -34.9 85 1.6 -33.4 260 61 299.5 299.6 281.7 300.9 0.43 16 440 6263 -36.1 -40.3 65 4.2 -36.4 260 65 299.8 299.8 281.6 300.7 0.26 17 422 6551 -38.7 -42.5 67 3.8 -38.9 260 67 300.1 300.1 281.7 300.8 0.21 18 420 6584 -38.5 -40.6 80 2.1 -38.7 260 67 300.7 300.8 282.0 301.6 0.26 19 416 6650 -37.9 -42.1 65 4.2 -38.2 260 68 302.3 302.4 282.6 303.1 0.23 20 403 6869 -38.3 -41.6 71 3.3 -38.5 264 90 304.6 304.6 283.5 305.4 0.25 21 400 6920 -38.1 -43.1 59 5.0 -38.4 265 97 305.5 305.5 283.9 306.2 0.21 22 382 7238 -36.3 -63.3 4 27.0 -37.3 261 114 311.9 311.9 286.0 312.0 0.02 23 374 7384 -35.9 -60.9 6 25.0 -37.0 260 120 314.3 314.3 286.9 314.4 0.03 24 316 8534 -44.0 -64.0 9 20.0 -44.6 260 133 318.6 318.6 288.3 318.7 0.02 25 305 8770 -45.7 -64.7 10 19.0 -46.2 263 132 319.4 319.4 288.6 319.5 0.02 26 300 8880 -46.1 -66.1 9 20.0 -46.6 265 132 320.4 320.4 288.9 320.4 0.02 27 270 9573 -48.9 -70.9 6 22.0 -49.3 265 128 326.1 326.1 290.6 326.1 0.01 28 256 9924 -46.5 -73.5 3 27.0 -47.0 265 122 334.7 334.7 293.0 334.7 0.01 29 250 10080 -47.7 -74.7 3 27.0 -48.2 265 120 335.2 335.2 293.1 335.2 0.01 30 233 10544 -49.3 -76.3 3 27.0 -49.7 265 118 339.5 339.5 294.2 339.6 0.01 31 220 10922 -47.9 -77.9 2 30.0 -48.4 268 110 347.3 347.3 296.0 347.3 0.00 32 200 11550 -49.1 -79.1 2 30.0 -49.6 275 91 355.0 355.0 297.7 355.0 0.00 33 181 12205 -49.7 -80.7 1 31.0 -50.3 275 87 364.3 364.3 299.5 364.3 0.00 34 164 12847 -52.3 -82.3 2 30.0 -52.8 275 83 370.4 370.4 300.7 370.4 0.00 35 152 13343 -48.9 -80.9 1 32.0 -49.6 275 80 384.3 384.3 302.9 384.4 0.00 36 150 13430 -49.3 -81.3 1 32.0 -50.0 275 74 385.1 385.1 303.1 385.1 0.00 37 132 14264 -50.1 -82.1 1 32.0 -50.8 280 61 398.0 398.0 304.9 398.0 0.00 38 114 15208 -55.5 -83.5 2 28.0 -55.9 285 46 405.0 405.0 305.9 405.0 0.00 39 106 15670 -56.5 -84.5 2 28.0 -56.9 277 51 411.6 411.6 306.7 411.7 0.00 40 100 16040 -54.9 -84.9 1 30.0 -55.5 270 56 421.7 421.7 307.9 421.7 0.00 41 93 16503 -54.5 -84.5 1 30.0 -55.1 275 64 431.3 431.3 309.0 431.3 0.00 42 90 16714 -52.9 -83.9 1 31.0 -53.7 273 62 438.5 438.5 309.7 438.6 0.00 43 70 18320 -56.3 -86.3 1 30.0 -56.9 285 51 463.9 463.9 312.1 464.0 0.00 44 64 18887 -57.9 -86.9 1 29.0 -58.5 292 58 472.5 472.5 312.8 472.5 0.00 45 57 19618 -57.5 -87.5 1 30.0 -58.2 303 63 489.3 489.3 314.2 489.3 0.00 46 52 20206 -51.5 -84.5 1 33.0 -52.9 315 48 516.3 516.3 316.1 516.3 0.01 47 50 20460 -53.1 -85.1 1 32.0 -54.4 305 34 518.3 518.3 316.2 518.4 0.01 48 43 21419 -57.9 -86.9 1 29.0 -58.7 297 29 529.4 529.4 316.9 529.4 0.00 49 30 23700 -54.7 -85.7 1 31.0 -56.3 340 45 595.5 595.5 320.4 595.6 0.01 50 27 24376 -53.3 -85.3 1 32.0 -55.4 344 35 617.7 617.7 321.4 617.7 0.01 51 20 26290 -57.5 -87.5 1 30.0 -59.2 340 34 660.2 660.2 323.1 660.2 0.01 52 18 26953 -59.3 -88.3 1 29.0 -60.9 332 35 674.7 674.7 323.6 674.7 0.01 53 11 30074 -54.7 -86.7 1 32.0 -58.2 351 36 793.4 793.4 327.1 793.6 0.02 54 10 30680 -57.5 -87.5 1 30.0 -60.4 355 39 804.9 804.9 327.4 805.1 0.02 55 6.3 33567 -62.1 -90.1 1 28.0 -64.7 899.0 899.0 329.4 899.2 0.02 56 5.7 34188 -60.5 -89.5 1 29.0 -63.8 932.1 932.2 330.0 932.4 0.02 TRP 270 9573 -48.9 -70.9 6 22.0 -49.3 265 128 326.1 326.1 290.6 326.1 0.01 WND 316 8534 -44.0 -64.0 9 20.0 -44.6 260 133 318.6 318.6 288.3 318.7 0.02 Sounding variables and indices 1000-500 mb thick: 5358.00 m Freezing level: 821.55 mb = 1602.53 m = 5257.58 ft Wetbulb zero: 888.59 mb = 967.00 m = 3172.54 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 72.23 % Est. max temperature: 10.87 C = 51.57 F Sfc-Lift cond lev (LCL): 889.05 mb = 962.88 m = 3159.02 ft T: 1.14 C 700-500 lapse rate: 7.67 C/km ThetaE index: 0.46 C Layer 734.0- 700.0 mb Conv cond level (CCL): 760.70 mb = 2205.89 m = 7237.09 ft Mean mixing ratio: 3.58 g/kg Conv temperature: 11.33 C = 52.39 F Cap Strength: 3.97 C Lifted Index: 3.83 C Risk: None Lifted Index @300 mb: 18.04 C Lifted Index @700 mb: 2.90 C Showalter Index: 2.92 C Risk: Showers probable Total Totals Index: 53.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 24.50 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 309.39 Risk: Showers and thunderstorms possible Energy Index: 0.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.80 J/kg Max Up Vert Vel: 6.60 m/s Conv Inhibition (B-): 79234.77 J/kg Cap Strength: 3.93 C Lift Cond Lev (LCL): 826.56 mb = 1548.62 m = 5080.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 30 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 ---------------------------------------------------------- 0 930 691 195 1 0.3 1.0 | 109 30 -28.8 9.9 1 925 642 160 6 -2.1 5.6 | 115 34 -31.1 14.6 2 894 914 170 16 -2.8 15.8 | 128 40 -31.8 24.7 3 861 1219 210 21 10.5 18.2 | 146 33 -18.5 27.1 4 850 1325 215 24 13.8 19.7 | 152 32 -15.3 28.6 5 797 1829 240 25 21.7 12.5 | 161 23 -7.4 21.5 6 767 2134 255 23 22.2 6.0 | 155 16 -6.8 14.9 7 738 2438 255 30 29.0 7.8 | 180 17 -0.1 16.7 8 710 2743 250 30 28.2 10.3 | 177 19 -0.8 19.2 9 700 2857 245 33 29.9 13.9 | 182 23 0.9 22.9 10 655 3353 265 33 32.9 2.9 | 198 12 3.8 11.8 11 629 3658 255 38 36.7 9.8 | 202 20 7.7 18.8 12 579 4267 265 45 44.8 3.9 | 231 20 15.8 12.9 13 534 4877 275 51 50.8 -4.4 | 258 22 21.8 4.5 14 500 5360 260 52 51.2 9.0 | 231 29 22.2 18.0 15 491 5486 260 52 51.2 9.0 | 231 29 22.2 18.0 16 450 6096 260 64 63.0 11.1 | 239 39 34.0 20.1 17 412 6706 260 68 67.0 11.8 | 241 43 37.9 20.8 18 400 6920 265 97 96.6 8.5 | 256 70 67.6 17.4 19 378 7315 260 118 116.2 20.5 | 251 92 87.2 29.4 20 361 7620 260 127 125.1 22.1 | 252 101 96.0 31.0 21 345 7925 260 132 130.0 22.9 | 252 106 101.0 31.9 22 316 8534 260 133 131.0 23.1 | 253 107 101.9 32.0 23 316 8534 260 133 131.0 23.1 | 253 107 101.9 32.0 24 300 8880 265 132 131.5 11.5 | 259 104 102.5 20.5 25 288 9144 265 130 129.5 11.3 | 259 102 100.5 20.3 26 270 9573 265 128 127.5 11.2 | 258 101 98.5 20.1 27 250 10080 265 120 119.5 10.5 | 258 93 90.5 19.4 28 229 10668 265 117 116.6 10.2 | 258 90 87.5 19.1 29 200 11550 275 91 90.7 -7.9 | 269 62 61.6 1.0 30 199 11582 275 91 90.7 -7.9 | 269 62 61.6 1.0 31 150 13411 275 80 79.7 -7.0 | 268 51 50.7 2.0 32 150 13430 275 74 73.7 -6.4 | 267 45 44.7 2.5 33 113 15240 285 45 43.5 -11.6 | 281 15 14.4 -2.7 34 100 16040 270 56 56.0 -0.0 | 252 28 27.0 9.0 35 98 16154 270 56 56.0 -0.0 | 252 28 27.0 9.0 36 94 16459 275 65 64.8 -5.7 | 265 36 35.7 3.3 37 85 17069 270 58 58.0 -0.0 | 253 30 29.0 9.0 38 74 17983 305 53 43.4 -30.4 | 326 26 14.4 -21.4 39 70 18288 275 50 49.8 -4.4 | 258 21 20.8 4.6 40 70 18320 285 51 49.3 -13.2 | 282 21 20.2 -4.2 41 58 19507 300 66 57.2 -33.0 | 311 37 28.1 -24.0 42 50 20422 320 43 27.6 -32.9 | 3 24 -1.4 -24.0 43 50 20460 305 34 27.9 -19.5 | 6 11 -1.2 -10.6 44 46 21031 290 23 21.6 -7.9 | 98 8 -7.4 1.1 45 44 21336 295 27 24.5 -11.4 | 62 5 -4.6 -2.5 46 36 22555 320 50 32.1 -38.3 | 354 30 3.1 -29.4 47 33 23165 335 52 22.0 -47.1 | 10 39 -7.1 -38.2 48 30 23700 340 45 15.4 -42.3 | 22 36 -13.6 -33.3 49 28 24079 330 46 23.0 -39.8 | 11 31 -6.0 -30.9 50 27 24384 345 35 9.1 -33.8 | 39 32 -20.0 -24.9 51 26 24689 330 35 17.5 -30.3 | 28 24 -11.5 -21.4 52 25 24994 345 37 9.6 -35.7 | 36 33 -19.5 -26.8 53 22 25603 325 20 11.5 -16.4 | 67 19 -17.6 -7.4 54 20 26290 340 34 11.6 -31.9 | 37 29 -17.4 -23.0 55 18 27127 330 35 17.5 -30.3 | 28 24 -11.5 -21.4 56 17 27432 340 42 14.4 -39.5 | 26 34 -14.7 -30.5 57 13 29261 360 51 -0.0 -51.0 | 35 51 -29.0 -42.0 58 11 30175 350 34 5.9 -33.5 | 43 34 -23.1 -24.5 59 10 30680 355 39 3.4 -38.9 | 41 39 -25.6 -29.9 Wind Parameters Mean winds (0-6000m): 257.1 at 40.5 knts Storm direction: 287.1 at 30.4 knts Shear (0-3000m) pos: 5.2 neg: 2.0 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 86.2 deg Storm rel helicity (0-3000m) pos: 309.8 neg: -8.5 tot: 301.3 m^2/s^2 ave: 100.4 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 12.3 stream: 6.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.11 Bulk Shear: 205.46 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 ------------------------------------------------------------------------------- 500 182 15 131 37| 16.4 0.0 16.4|172.3 0.0 172.3 344.6 0.85| 21.1 17.8 1000 207 20 143 33| 12.1 0.0 12.1|239.0 0.0 239.0 239.0 0.77| 16.9 13.1 1500 222 21 149 29| 8.9 0.0 8.9|248.0 -6.2 241.8 161.2 0.60| 14.7 8.9 2000 233 23 155 25| 6.7 1.5 8.2|271.9 -8.5 263.4 131.7 0.62| 12.9 8.0 2500 238 25 160 24| 6.2 1.2 7.5|297.2 -8.5 288.7 115.5 0.58| 12.6 7.4 3000 243 27 166 22| 5.2 2.0 7.2|309.8 -8.5 301.3 100.4 0.54| 12.3 6.7 4000 251 31 181 19| 5.7 1.5 7.3|398.9 -8.5 390.4 97.6 0.63| 11.3 7.1 5000 256 35 197 18| 4.6 2.5 7.1|429.6 -85.5 344.1 68.8 0.45| 11.1 5.0 6000 257 41 210 21| 3.8 2.9 6.7|473.1 -85.5 387.6 64.6 0.44| 10.3 4.5 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251211.00.gif