UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 17 OCT 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 92 SFC 940 691 4.4 -1.6 65 6.0 1.8 175 4 282.5 283.1 278.0 292.7 3.61 2 936 703 6.2 -1.8 56 8.0 2.7 190 6 284.7 285.3 279.0 294.9 3.58 3 925 736 5.6 -1.4 61 7.0 2.5 230 12 285.0 285.7 279.4 295.6 3.73 4 850 1420 -0.3 -2.9 83 2.6 -1.4 275 28 285.8 286.5 279.6 296.2 3.63 5 829 1620 -2.1 -3.1 93 1.0 -2.5 278 31 286.0 286.6 279.8 296.5 3.67 6 801 1892 -3.3 -7.7 72 4.4 -4.9 287 39 287.5 288.0 279.2 295.3 2.67 7 733 2587 -8.7 -9.3 95 0.6 -8.9 298 36 289.0 289.5 279.8 296.6 2.58 8 700 2943 -11.1 -12.3 91 1.2 -11.5 295 34 290.2 290.6 279.8 296.5 2.12 9 648 3531 -15.1 -17.2 84 2.1 -15.6 287 30 292.1 292.4 279.9 296.8 1.53 10 579 4370 -22.3 -22.5 98 0.2 -22.4 284 29 293.3 293.5 279.8 296.7 1.08 11 538 4905 -26.3 -29.9 72 3.6 -26.8 290 25 294.7 294.8 279.8 296.7 0.59 12 502 5402 -30.5 -31.2 94 0.7 -30.6 304 29 295.5 295.6 280.1 297.3 0.56 13 500 5430 -30.7 -32.0 88 1.3 -30.9 305 29 295.6 295.7 280.1 297.3 0.52 14 485 5646 -32.3 -33.3 91 1.0 -32.4 307 29 296.2 296.3 280.4 297.8 0.48 15 476 5779 -33.5 -36.7 73 3.2 -33.8 308 28 296.3 296.4 280.2 297.5 0.35 16 443 6280 -37.9 -38.5 94 0.6 -37.9 304 28 296.9 297.0 280.4 298.0 0.31 17 441 6311 -38.1 -41.1 73 3.0 -38.3 303 28 297.1 297.1 280.4 297.9 0.24 18 436 6390 -38.7 -40.6 82 1.9 -38.8 301 28 297.3 297.3 280.5 298.1 0.25 19 432 6454 -39.1 -42.3 72 3.2 -39.3 297 29 297.6 297.6 280.6 298.3 0.21 20 422 6614 -40.5 -42.5 81 2.0 -40.6 286 33 297.8 297.8 280.7 298.5 0.21 21 421 6630 -40.5 -43.4 74 2.9 -40.6 285 33 298.0 298.0 280.7 298.6 0.20 22 419 6663 -40.1 -48.1 42 8.0 -40.5 283 34 298.9 298.9 281.0 299.3 0.12 23 414 6745 -40.7 -48.7 42 8.0 -41.1 280 37 299.1 299.2 281.1 299.5 0.11 24 408 6845 -41.3 -52.3 29 11.0 -41.7 280 42 299.6 299.6 281.3 299.9 0.07 25 404 6912 -40.1 -57.1 15 17.0 -40.7 282 44 302.0 302.0 282.3 302.2 0.04 26 400 6980 -40.3 -56.3 16 16.0 -40.9 285 46 302.6 302.6 282.5 302.8 0.05 27 355 7793 -39.1 -65.1 5 26.0 -39.9 278 54 314.7 314.7 287.0 314.8 0.02 28 321 8480 -39.3 -68.3 3 29.0 -40.2 280 58 323.7 323.7 289.9 323.7 0.01 29 305 8828 -40.9 -67.9 4 27.0 -41.7 280 62 326.2 326.2 290.6 326.2 0.01 30 300 8940 -40.3 -70.3 3 30.0 -41.2 280 63 328.6 328.6 291.3 328.6 0.01 31 281 9388 -38.1 -69.1 2 31.0 -39.2 280 72 337.9 337.9 293.8 338.0 0.01 32 250 10190 -40.1 -73.1 2 33.0 -41.2 280 61 346.4 346.4 295.8 346.5 0.01 33 235 10610 -41.7 -74.7 2 33.0 -42.7 283 65 350.2 350.2 296.7 350.2 0.01 34 227 10845 -40.5 -75.5 1 35.0 -41.6 288 68 355.5 355.5 297.8 355.6 0.01 35 202 11633 -43.3 -78.3 1 35.0 -44.3 283 57 363.2 363.2 299.3 363.2 0.00 36 200 11700 -42.9 -77.9 1 35.0 -43.9 280 59 364.8 364.8 299.7 364.9 0.00 37 176 12559 -44.1 -79.1 1 35.0 -45.1 281 68 376.5 376.5 301.6 376.5 0.00 38 175 12597 -43.9 -78.9 1 35.0 -44.9 282 66 377.4 377.4 301.8 377.4 0.00 39 152 13533 -48.5 -81.5 1 33.0 -49.3 266 60 385.0 385.0 303.1 385.0 0.00 40 150 13620 -48.3 -81.3 1 33.0 -49.1 270 68 386.8 386.8 303.3 386.9 0.00 41 144 13889 -49.0 -82.0 1 33.0 -49.7 275 75 390.2 390.2 303.8 390.2 0.00 42 133 14411 -50.3 -83.3 1 33.0 -51.0 284 58 396.8 396.8 304.8 396.8 0.00 43 120 15077 -54.7 -84.7 1 30.0 -55.2 273 40 400.6 400.6 305.3 400.6 0.00 44 117 15240 -53.5 -84.5 1 31.0 -54.1 270 42 405.7 405.7 306.0 405.7 0.00 45 113 15463 -55.3 -84.3 2 29.0 -55.8 272 48 406.4 406.4 306.0 406.4 0.00 46 112 15520 -54.7 -84.7 1 30.0 -55.2 272 49 408.6 408.6 306.3 408.6 0.00 47 100 16240 -58.7 -85.7 2 27.0 -59.0 290 27 414.3 414.3 307.0 414.3 0.00 48 96 16495 -60.7 -86.7 2 26.0 -61.0 289 27 415.3 415.3 307.2 415.3 0.00 49 92 16761 -58.5 -86.5 2 28.0 -58.9 285 25 424.7 424.7 308.3 424.7 0.00 50 83 17400 -63.1 -87.1 3 24.0 -63.3 252 41 428.0 428.0 308.6 428.0 0.00 51 80 17627 -60.9 -87.9 2 27.0 -61.2 250 51 437.1 437.1 309.6 437.1 0.00 52 80 17627 -56.5 -87.5 1 31.0 -57.1 250 51 446.1 446.1 310.5 446.2 0.00 53 78 17789 -54.9 -86.9 1 32.0 -55.6 259 49 452.7 452.7 311.1 452.7 0.00 54 70 18470 -60.9 -87.9 2 27.0 -61.3 220 18 454.1 454.1 311.3 454.1 0.00 55 69 18559 -61.1 -88.1 2 27.0 -61.4 224 17 455.5 455.5 311.4 455.6 0.00 56 65 18934 -55.1 -87.1 1 32.0 -55.9 278 28 476.5 476.5 313.2 476.5 0.00 57 55 19983 -60.9 -88.9 1 28.0 -61.4 342 12 486.5 486.5 314.0 486.5 0.00 58 53 20214 -56.9 -87.9 1 31.0 -57.7 317 11 501.0 501.0 315.0 501.0 0.00 59 50 20580 -59.5 -87.5 1 28.0 -60.1 305 17 503.3 503.3 315.2 503.3 0.00 60 48 20834 -61.3 -89.3 1 28.0 -61.8 305 18 504.9 504.9 315.3 504.9 0.00 61 39 22133 -58.1 -88.1 1 30.0 -59.0 254 21 543.9 543.9 317.8 543.9 0.00 62 30 23780 -59.7 -88.7 1 29.0 -60.6 340 19 581.9 581.9 319.8 581.9 0.00 63 29 23992 -59.3 -89.3 1 30.0 -60.3 340 20 588.7 588.7 320.1 588.7 0.00 64 26 24672 -62.7 -89.7 1 27.0 -63.4 4 14 597.7 597.7 320.5 597.7 0.00 65 20 26310 -57.7 -88.7 1 31.0 -59.4 310 18 659.6 659.6 323.0 659.6 0.01 66 18 26975 -56.7 -87.7 1 31.0 -58.7 316 15 682.9 682.9 323.9 683.0 0.01 67 16 27712 -61.7 -89.7 1 28.0 -63.0 299 9 690.0 690.0 324.1 690.0 0.01 68 11 30016 -64.3 -91.3 1 27.0 -65.7 307 27 758.6 758.6 326.2 758.6 0.01 69 10 30600 -63.3 -91.3 1 28.0 -64.9 315 33 783.3 783.3 326.8 783.3 0.01 70 5.9 33886 -57.7 -88.7 1 31.0 -61.9 935.2 935.2 330.1 935.4 0.03 TRP 408 6845 -41.3 -52.3 29 11.0 -41.7 280 42 299.6 299.6 281.3 299.9 0.07 WND 144 13889 -49.0 -82.0 1 33.0 -49.7 275 75 390.2 390.2 303.8 390.2 0.00 Sounding variables and indices 1000-500 mb thick: 5338.00 m Freezing level: 853.81 mb = 1385.22 m = 4544.63 ft Wetbulb zero: 876.49 mb = 1171.77 m = 3844.35 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 84.03 % Est. max temperature: 9.57 C = 49.23 F Sfc-Lift cond lev (LCL): 856.80 mb = 1355.55 m = 4447.29 ft T: 0.26 C 700-500 lapse rate: 7.88 C/km ThetaE index: 1.14 C Layer 801.0- 733.0 mb Conv cond level (CCL): 796.48 mb = 1936.45 m = 6353.12 ft Mean mixing ratio: 3.67 g/kg Conv temperature: 9.43 C = 48.98 F Cap Strength: 1.37 C Lifted Index: 1.24 C Risk: Showers probable Lifted Index @300 mb: 23.31 C Lifted Index @700 mb: 0.83 C Showalter Index: 0.95 C Risk: Thunderstorms probable Total Totals Index: 58.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.40 C Cross Totals Index: 27.80 C K Index: 26.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 269.00 Risk: None Energy Index: 0.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.27 J/kg Max Up Vert Vel: 1.59 m/s Conv Inhibition (B-): 60919.19 J/kg Cap Strength: 1.30 C Lift Cond Lev (LCL): 823.55 mb = 1671.87 m = 5485.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 22 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 ---------------------------------------------------------- 0 940 691 175 4 -0.3 4.0 | 146 25 -14.3 20.9 1 925 736 230 12 9.2 7.7 | 169 25 -4.7 24.6 2 905 914 250 20 18.8 6.8 | 192 24 4.9 23.8 3 871 1219 275 25 24.9 -2.2 | 217 18 11.0 14.7 4 850 1420 275 28 27.9 -2.4 | 224 20 14.0 14.5 5 839 1524 275 28 27.9 -2.4 | 224 20 14.0 14.5 6 807 1829 285 39 37.7 -10.1 | 254 25 23.7 6.8 7 776 2134 295 37 33.5 -15.6 | 266 20 19.6 1.3 8 747 2438 300 35 30.3 -17.5 | 272 16 16.4 -0.6 9 718 2743 295 37 33.5 -15.6 | 266 20 19.6 1.3 10 700 2943 295 34 30.8 -14.4 | 261 17 16.9 2.6 11 635 3658 285 29 28.0 -7.5 | 236 17 14.1 9.4 12 585 4267 285 31 29.9 -8.0 | 241 18 16.0 8.9 13 562 4572 280 23 22.7 -4.0 | 214 16 8.7 12.9 14 539 4877 290 25 23.5 -8.6 | 229 13 9.6 8.4 15 500 5430 305 29 23.8 -16.6 | 268 10 9.8 0.3 16 454 6096 310 28 21.4 -18.0 | 278 8 7.5 -1.1 17 435 6401 300 28 24.2 -14.0 | 254 11 10.3 2.9 18 416 6706 280 35 34.5 -6.1 | 242 23 20.5 10.8 19 408 6845 280 42 41.4 -7.3 | 251 29 27.4 9.6 20 400 6980 285 46 44.4 -11.9 | 261 31 30.5 5.0 21 364 7620 275 57 56.8 -5.0 | 254 44 42.9 12.0 22 348 7925 280 51 50.2 -8.9 | 257 37 36.3 8.1 23 300 8940 280 63 62.0 -10.9 | 263 48 48.1 6.0 24 291 9144 280 67 66.0 -11.6 | 264 52 52.1 5.3 25 279 9449 280 73 71.9 -12.7 | 266 58 58.0 4.2 26 250 10190 280 61 60.1 -10.6 | 262 47 46.1 6.3 27 244 10363 275 63 62.8 -5.5 | 257 50 48.8 11.4 28 233 10668 285 66 63.8 -17.1 | 270 50 49.8 -0.2 29 223 10973 290 70 65.8 -23.9 | 278 52 51.9 -7.0 30 204 11582 285 56 54.1 -14.5 | 267 40 40.2 2.4 31 200 11700 280 59 58.1 -10.2 | 261 45 44.2 6.7 32 177 12497 280 71 69.9 -12.3 | 265 56 56.0 4.6 33 170 12802 285 54 52.2 -14.0 | 266 38 38.2 2.9 34 162 13106 275 44 43.8 -3.8 | 246 33 29.9 13.1 35 155 13411 260 49 48.3 8.5 | 233 43 34.3 25.4 36 150 13620 270 68 68.0 -0.0 | 253 57 54.1 16.9 37 144 13889 275 75 74.7 -6.5 | 260 62 60.8 10.4 38 141 14021 275 75 74.7 -6.5 | 260 62 60.8 10.4 39 128 14630 290 47 44.2 -16.1 | 268 30 30.2 0.8 40 122 14935 275 38 37.9 -3.3 | 240 28 23.9 13.6 41 117 15240 270 42 42.0 -0.0 | 239 33 28.1 16.9 42 106 15850 275 58 57.8 -5.1 | 255 45 43.9 11.9 43 100 16240 290 27 25.4 -9.2 | 236 14 11.4 7.7 44 97 16459 290 27 25.4 -9.2 | 236 14 11.4 7.7 45 92 16764 285 25 24.1 -6.5 | 224 15 10.2 10.5 46 88 17069 255 27 26.1 7.0 | 207 27 12.2 23.9 47 79 17678 250 53 49.8 18.1 | 226 50 35.9 35.0 48 76 17983 275 43 42.8 -3.7 | 246 32 28.9 13.2 49 70 18470 220 18 11.6 13.8 | 176 31 -2.4 30.7 50 69 18593 225 17 12.0 12.0 | 176 29 -1.9 28.9 51 65 18898 275 29 28.9 -2.5 | 226 21 15.0 14.4 52 62 19202 300 23 19.9 -11.5 | 228 8 6.0 5.4 53 57 19812 360 13 -0.0 -13.0 | 106 14 -13.9 3.9 54 51 20422 295 10 9.1 -4.2 | 159 14 -4.9 12.7 55 50 20580 305 17 13.9 -9.8 | 180 7 -0.0 7.2 56 47 21031 305 19 15.6 -10.9 | 195 6 1.6 6.0 57 44 21336 270 12 12.0 -0.0 | 173 17 -1.9 16.9 58 42 21641 205 12 5.1 10.9 | 162 29 -8.9 27.8 59 38 22250 265 23 22.9 2.0 | 205 21 9.0 18.9 60 36 22555 310 15 11.5 -9.6 | 161 8 -2.4 7.3 61 35 22860 320 15 9.6 -11.5 | 142 7 -4.3 5.4 62 33 23165 250 17 16.0 5.8 | 185 23 2.0 22.7 63 32 23470 265 18 17.9 1.6 | 192 19 4.0 18.5 64 30 23774 330 13 6.5 -11.3 | 127 9 -7.4 5.7 65 30 23780 340 19 6.5 -17.9 | 83 7 -7.4 -0.9 66 29 24079 340 20 6.8 -18.8 | 75 7 -7.1 -1.9 67 26 24689 5 14 -1.2 -13.9 | 101 15 -15.1 3.0 68 25 24994 240 10 8.7 5.0 | 166 23 -5.3 21.9 69 24 25298 260 17 16.7 3.0 | 188 20 2.8 19.9 70 22 25603 315 10 7.1 -7.1 | 145 12 -6.9 9.9 71 21 25908 240 10 8.7 5.0 | 166 23 -5.3 21.9 72 20 26213 290 20 18.8 -6.8 | 206 11 4.9 10.1 73 20 26310 310 18 13.8 -11.6 | 179 5 -0.1 5.4 74 17 27432 320 12 7.7 -9.2 | 141 10 -6.2 7.7 75 16 27737 295 8 7.3 -3.4 | 154 15 -6.7 13.5 76 15 28042 275 14 13.9 -1.2 | 180 16 0.0 15.7 77 14 28346 290 17 16.0 -5.8 | 190 11 2.0 11.1 78 14 28651 265 18 17.9 1.6 | 192 19 4.0 18.5 79 13 28956 305 23 18.8 -13.2 | 233 6 4.9 3.7 80 11 29870 305 25 20.5 -14.3 | 248 7 6.6 2.6 81 10 30600 315 33 23.3 -23.3 | 304 11 9.4 -6.4 Wind Parameters Mean winds (0-6000m): 290.5 at 29.2 knts Storm direction: 320.5 at 21.9 knts Shear (0-3000m) pos: 6.7 neg: 1.7 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 90.8 deg Storm rel helicity (0-3000m) pos: 295.4 neg: -47.7 tot: 247.7 m^2/s^2 ave: 82.6 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 6.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 47.34 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 ------------------------------------------------------------------------------- 500 253 17 186 22| 26.1 0.0 26.1|176.0 0.0 176.0 352.0 0.95| 30.8 29.2 1000 267 22 205 20| 18.2 0.0 18.2|228.6 0.0 228.6 228.6 0.94| 20.8 19.6 1500 277 27 224 19| 13.3 0.0 13.3|289.8 0.0 289.8 193.2 0.91| 18.2 16.6 2000 283 29 235 18| 10.0 0.0 10.0|295.4 -5.8 289.6 144.8 0.83| 14.9 12.4 2500 286 30 240 18| 8.0 1.0 9.0|295.4 -26.8 268.6 107.5 0.69| 13.1 9.0 3000 286 30 241 17| 6.7 1.7 8.3|295.4 -47.7 247.7 82.6 0.57| 11.7 6.7 4000 286 30 239 17| 5.0 1.8 6.8|305.5 -80.6 224.9 56.2 0.43| 10.2 4.4 5000 288 29 241 16| 4.7 1.5 6.2|336.9 -80.6 256.4 51.3 0.49| 9.4 4.6 6000 291 29 244 15| 3.9 1.8 5.7|338.9-104.8 234.2 39.0 0.35| 9.4 3.3 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251017.12.gif