UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 8 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 17 SFC 932 691 2.8 -0.2 81 3.0 1.5 175 4 281.6 282.3 278.1 292.9 4.04 2 925 658 2.8 -0.3 80 3.1 1.4 185 11 282.2 282.9 278.4 293.5 4.04 3 897 906 1.4 -1.0 84 2.4 0.4 190 24 283.2 283.9 278.8 294.4 3.96 4 885 1015 2.6 -2.4 70 5.0 0.5 200 24 285.6 286.2 279.5 295.9 3.62 5 850 1340 0.2 -3.5 76 3.7 -1.3 225 24 286.4 287.0 279.7 296.3 3.47 6 723 2615 -9.7 -9.7 100 0.0 -9.7 238 30 289.1 289.5 279.8 296.5 2.53 7 703 2831 -11.3 -11.5 98 0.2 -11.3 240 35 289.6 290.0 279.7 296.3 2.25 8 700 2864 -11.1 -13.6 82 2.5 -11.8 240 37 290.2 290.5 279.5 295.9 1.91 9 699 2875 -11.1 -14.0 79 2.9 -11.9 240 37 290.3 290.6 279.5 295.9 1.85 10 687 3008 -12.1 -16.1 72 4.0 -13.2 243 39 290.6 290.9 279.3 295.4 1.58 11 636 3592 -17.1 -24.1 55 7.0 -18.5 258 46 291.4 291.6 278.7 294.1 0.86 12 569 4416 -24.3 -26.1 85 1.8 -24.6 253 42 292.4 292.5 279.0 294.9 0.80 13 565 4467 -24.3 -30.3 58 6.0 -25.1 252 42 293.0 293.1 279.0 294.7 0.54 14 545 4730 -25.5 -38.5 29 13.0 -26.9 248 46 294.6 294.6 279.3 295.4 0.25 15 513 5166 -28.3 -39.3 34 11.0 -29.3 248 49 296.4 296.4 280.1 297.2 0.25 16 511 5194 -28.5 -34.5 56 6.0 -29.2 248 49 296.4 296.5 280.3 297.8 0.40 17 500 5350 -30.1 -33.1 75 3.0 -30.4 250 50 296.3 296.4 280.4 297.9 0.47 18 478 5668 -32.5 -32.5 100 0.0 -32.5 248 54 297.2 297.3 280.8 298.9 0.52 19 470 5786 -33.1 -33.3 98 0.2 -33.1 247 55 297.9 298.0 281.1 299.5 0.49 20 460 5936 -33.7 -37.9 66 4.2 -34.1 246 57 299.0 299.1 281.4 300.1 0.32 21 427 6453 -37.3 -38.9 85 1.6 -37.4 245 65 300.8 300.9 282.1 301.9 0.31 22 413 6682 -38.5 -41.9 70 3.4 -38.7 245 68 302.2 302.2 282.6 303.0 0.23 23 410 6732 -38.7 -40.4 84 1.7 -38.8 245 69 302.5 302.6 282.8 303.5 0.28 24 400 6900 -40.1 -42.0 82 1.9 -40.2 245 72 302.9 302.9 282.9 303.7 0.24 25 398 6934 -40.5 -41.8 87 1.3 -40.6 245 73 302.8 302.8 282.8 303.6 0.24 26 396 6969 -40.7 -43.9 71 3.2 -40.9 245 73 303.0 303.0 282.8 303.7 0.20 27 393 7021 -41.1 -43.8 75 2.7 -41.3 245 74 303.1 303.1 282.9 303.8 0.20 28 385 7160 -42.5 -48.5 52 6.0 -42.8 246 74 303.0 303.1 282.8 303.5 0.12 29 376 7320 -43.9 -48.7 59 4.8 -44.1 247 73 303.3 303.3 282.9 303.7 0.12 30 374 7356 -44.3 -54.3 32 10.0 -44.6 248 73 303.2 303.2 282.8 303.4 0.06 31 372 7392 -44.5 -54.5 32 10.0 -44.8 248 73 303.4 303.4 282.8 303.6 0.06 32 359 7630 -46.1 -55.1 35 9.0 -46.4 250 72 304.3 304.4 283.2 304.6 0.06 33 344 7914 -47.1 -63.1 14 16.0 -47.4 255 83 306.7 306.7 284.1 306.8 0.02 34 330 8190 -46.7 -70.7 5 24.0 -47.1 259 94 310.9 310.9 285.7 311.0 0.01 35 300 8820 -49.5 -65.5 14 16.0 -49.8 270 118 315.6 315.6 287.3 315.7 0.02 36 298 8864 -49.7 -63.7 18 14.0 -50.0 270 118 315.9 315.9 287.4 316.0 0.02 37 295 8930 -50.0 -64.6 16 14.6 -50.3 270 119 316.4 316.4 287.6 316.5 0.02 38 259 9773 -53.5 -76.5 4 23.0 -53.8 270 105 323.2 323.2 289.8 323.3 0.00 39 250 10000 -53.1 -78.1 3 25.0 -53.4 265 105 327.1 327.1 290.9 327.1 0.00 40 233 10452 -52.7 -77.7 3 25.0 -53.0 268 105 334.4 334.4 292.9 334.4 0.00 41 218 10883 -50.5 -78.5 2 28.0 -50.9 274 106 344.2 344.2 295.3 344.2 0.00 42 200 11440 -52.5 -79.5 2 27.0 -52.9 275 77 349.6 349.6 296.5 349.6 0.00 43 191 11737 -54.5 -79.5 3 25.0 -54.8 275 75 351.1 351.1 296.8 351.1 0.00 44 179 12156 -50.9 -80.9 2 30.0 -51.4 261 72 363.5 363.5 299.4 363.5 0.00 45 150 13300 -54.1 -83.1 2 29.0 -54.5 285 65 376.9 376.9 301.8 376.9 0.00 46 140 13742 -54.5 -83.5 2 29.0 -54.9 284 66 383.7 383.7 302.8 383.7 0.00 47 126 14410 -57.7 -84.7 2 27.0 -58.0 281 75 389.6 389.6 303.8 389.6 0.00 48 121 14666 -56.3 -85.3 1 29.0 -56.7 281 77 396.7 396.7 304.8 396.7 0.00 49 112 15154 -58.5 -85.5 2 27.0 -58.8 293 58 401.5 401.5 305.4 401.5 0.00 50 104 15622 -56.5 -85.5 1 29.0 -56.9 292 56 413.9 413.9 307.0 413.9 0.00 51 100 15870 -56.7 -85.7 1 29.0 -57.2 290 57 418.2 418.2 307.5 418.2 0.00 52 97 16064 -53.3 -85.3 1 32.0 -54.0 290 57 428.5 428.5 308.7 428.5 0.00 53 88 16695 -48.7 -83.7 1 35.0 -49.9 302 45 449.8 449.8 310.8 449.8 0.00 54 70 18180 -53.3 -85.3 1 32.0 -54.2 305 47 470.4 470.4 312.7 470.4 0.00 55 65 18657 -54.5 -85.5 1 31.0 -55.4 294 47 477.8 477.8 313.2 477.8 0.00 56 57 19508 -50.9 -84.9 1 34.0 -52.3 307 46 504.3 504.3 315.2 504.3 0.01 57 53 19980 -53.3 -86.3 1 33.0 -54.5 309 45 509.3 509.3 315.6 509.3 0.00 58 51 20230 -49.5 -84.5 1 35.0 -51.2 312 43 523.8 523.8 316.5 523.9 0.01 59 50 20360 -50.9 -84.9 1 34.0 -52.5 320 41 523.5 523.5 316.5 523.6 0.01 60 47 20760 -53.1 -86.1 1 33.0 -54.4 321 45 527.6 527.6 316.8 527.6 0.01 61 45 21042 -48.7 -84.7 1 36.0 -50.8 318 48 544.9 544.9 317.8 544.9 0.01 62 39 21974 -51.7 -85.7 1 34.0 -53.5 318 45 560.1 560.1 318.6 560.1 0.01 63 35 22680 -47.9 -84.9 1 37.0 -50.7 338 40 587.6 587.6 320.0 587.6 0.01 64 30 23680 -54.7 -86.7 1 32.0 -56.3 320 30 595.5 595.5 320.4 595.6 0.01 65 29 23897 -56.1 -88.1 1 32.0 -57.6 326 24 597.5 597.5 320.5 597.5 0.01 66 27 24355 -53.1 -87.1 1 34.0 -55.2 343 37 618.2 618.2 321.4 618.3 0.01 67 22 25669 -55.5 -87.5 1 32.0 -57.5 342 19 648.4 648.4 322.6 648.4 0.01 68 20 26280 -53.5 -87.5 1 34.0 -56.1 310 18 672.4 672.4 323.5 672.5 0.01 69 17 27330 -51.1 -86.1 1 35.0 -54.6 330 19 712.1 712.1 324.8 712.2 0.01 70 15 28135 -55.5 -87.5 1 32.0 -58.1 5 34 723.4 723.4 325.1 723.5 0.01 71 15 28135 -52.3 -87.3 1 35.0 -55.8 5 34 734.1 734.1 325.5 734.2 0.01 72 14 28579 -54.1 -88.1 1 34.0 -57.3 19 31 742.6 742.6 325.7 742.7 0.01 73 13 29059 -50.3 -86.3 1 36.0 -54.9 27 39 771.7 771.7 326.5 771.8 0.02 74 10 30770 -50.3 -86.3 1 36.0 -55.7 50 47 831.8 831.8 328.0 832.0 0.02 75 9.1 31382 -52.9 -87.9 1 35.0 -57.6 844.6 844.6 328.2 844.7 0.02 76 8.8 31600 -49.5 -86.5 1 37.0 -55.6 865.9 865.9 328.7 866.1 0.03 77 7.3 32812 -53.9 -86.9 1 33.0 -58.9 895.4 895.4 329.3 895.7 0.03 TRP 259 9773 -53.5 -76.5 4 23.0 -53.8 270 105 323.2 323.2 289.8 323.3 0.00 WND 295 8930 -50.0 -64.6 16 14.6 -50.3 270 119 316.4 316.4 287.6 316.5 0.02 Sounding variables and indices 1000-500 mb thick: 5333.00 m Freezing level: 847.43 mb = 1365.76 m = 4480.77 ft Wetbulb zero: 875.59 mb = 1101.11 m = 3612.51 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 70.90 % Est. max temperature: 8.91 C = 48.03 F Sfc-Lift cond lev (LCL): 889.63 mb = 972.89 m = 3191.86 ft T: 2.14 C 700-500 lapse rate: 7.64 C/km ThetaE index: 2.39 C Layer 703.0- 569.0 mb Conv cond level (CCL): 800.76 mb = 1810.10 m = 5938.58 ft Mean mixing ratio: 3.70 g/kg Conv temperature: 8.51 C = 47.33 F Cap Strength: 2.48 C Lifted Index: 2.22 C Risk: None Lifted Index @300 mb: 14.46 C Lifted Index @700 mb: 1.13 C Showalter Index: 1.46 C Risk: Showers probable Total Totals Index: 56.90 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.30 C Cross Totals Index: 26.60 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 333.83 Risk: Showers and thunderstorms possible Energy Index: 0.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.77 J/kg Max Up Vert Vel: 6.13 m/s Conv Inhibition (B-): 63910.08 J/kg Cap Strength: 2.44 C Lift Cond Lev (LCL): 832.94 mb = 1499.72 m = 4920.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 276 at 31 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 ---------------------------------------------------------- 0 932 691 175 4 -0.3 4.0 | 103 32 -31.0 6.9 1 925 658 185 11 1.0 11.0 | 115 33 -29.7 13.9 2 896 914 190 24 4.2 23.6 | 135 38 -26.5 26.6 3 863 1219 220 23 14.8 17.6 | 142 26 -15.8 20.6 4 850 1340 225 24 17.0 17.0 | 146 24 -13.7 19.9 5 799 1829 250 23 21.6 7.9 | 140 14 -9.0 10.8 6 768 2134 240 25 21.7 12.5 | 150 18 -9.0 15.5 7 739 2438 235 28 22.9 16.1 | 158 21 -7.7 19.0 8 711 2743 240 31 26.8 15.5 | 168 19 -3.8 18.5 9 700 2864 240 37 32.0 18.5 | 184 22 1.4 21.5 10 629 3658 260 47 46.3 8.2 | 235 19 15.7 11.1 11 579 4267 255 40 38.6 10.4 | 211 16 8.0 13.3 12 533 4877 245 48 43.5 20.3 | 209 27 12.9 23.2 13 500 5350 250 50 47.0 17.1 | 219 26 16.4 20.1 14 449 6096 245 59 53.5 24.9 | 219 36 22.8 27.9 15 400 6900 245 72 65.3 30.4 | 226 48 34.6 33.4 16 393 7010 245 74 67.1 31.3 | 227 50 36.4 34.2 17 359 7620 250 72 67.7 24.6 | 233 46 37.0 27.6 18 300 8820 270 118 118.0 -0.0 | 268 87 87.4 3.0 19 295 8930 270 119 119.0 -0.0 | 268 88 88.4 3.0 20 285 9144 270 118 118.0 -0.0 | 268 87 87.4 3.0 21 259 9773 270 105 105.0 -0.0 | 268 74 74.4 3.0 22 250 10000 265 105 104.6 9.2 | 261 75 74.0 12.1 23 248 10058 265 101 100.6 8.8 | 260 71 70.0 11.8 24 225 10668 270 107 107.0 -0.0 | 268 76 76.4 3.0 25 215 10973 275 106 105.6 -9.2 | 275 75 75.0 -6.3 26 200 11440 275 77 76.7 -6.7 | 275 46 46.1 -3.8 27 196 11582 280 76 74.8 -13.2 | 283 45 44.2 -10.2 28 178 12192 260 72 70.9 12.5 | 249 43 40.3 15.5 29 150 13300 285 65 62.8 -16.8 | 293 35 32.2 -13.9 30 147 13411 285 62 59.9 -16.0 | 294 32 29.3 -13.1 31 122 14630 280 78 76.8 -13.5 | 283 47 46.2 -10.6 32 110 15240 295 55 49.8 -23.2 | 317 28 19.2 -20.3 33 100 15870 290 57 53.6 -19.5 | 306 28 22.9 -16.5 34 96 16154 290 57 53.6 -19.5 | 306 28 22.9 -16.5 35 91 16459 290 49 46.0 -16.8 | 312 21 15.4 -13.8 36 87 16764 305 44 36.0 -25.2 | 346 23 5.4 -22.3 37 83 17069 320 49 31.5 -37.5 | 359 35 0.9 -34.6 38 70 18180 305 47 38.5 -27.0 | 342 25 7.9 -24.0 39 69 18288 300 54 46.8 -27.0 | 326 29 16.1 -24.0 40 63 18898 290 43 40.4 -14.7 | 320 15 9.8 -11.7 41 54 19812 315 47 33.2 -33.2 | 355 30 2.6 -30.3 42 52 20117 305 44 36.0 -25.2 | 346 23 5.4 -22.3 43 50 20360 320 41 26.4 -31.4 | 9 29 -4.3 -28.4 44 50 20422 325 42 24.1 -34.4 | 12 32 -6.5 -31.4 45 43 21336 315 51 36.1 -36.1 | 351 34 5.4 -33.1 46 37 22250 320 42 27.0 -32.2 | 7 29 -3.6 -29.2 47 36 22555 330 46 23.0 -39.8 | 12 38 -7.6 -36.9 48 34 22860 350 31 5.4 -30.5 | 42 37 -25.3 -27.6 49 31 23470 345 23 6.0 -22.2 | 52 31 -24.7 -19.3 50 30 23680 320 30 19.3 -23.0 | 30 23 -11.3 -20.0 51 30 23774 330 22 11.0 -19.1 | 51 25 -19.6 -16.1 52 28 24079 320 26 16.7 -19.9 | 39 22 -13.9 -17.0 53 27 24384 345 38 9.8 -36.7 | 32 40 -20.8 -33.7 54 26 24689 355 30 2.6 -29.9 | 46 39 -28.0 -26.9 55 24 24994 335 25 10.6 -22.7 | 46 28 -20.1 -19.7 56 21 25908 345 17 4.4 -16.4 | 63 29 -26.2 -13.5 57 20 26213 325 22 12.6 -18.0 | 50 23 -18.0 -15.1 58 20 26280 310 18 13.8 -11.6 | 63 19 -16.8 -8.6 59 19 26518 340 18 6.2 -16.9 | 60 28 -24.5 -14.0 60 18 26822 305 19 15.6 -10.9 | 62 17 -15.1 -7.9 61 18 27127 310 24 18.4 -15.4 | 44 17 -12.2 -12.5 62 17 27432 340 17 5.8 -16.0 | 62 28 -24.8 -13.0 63 15 28042 360 36 -0.0 -36.0 | 43 45 -30.6 -33.0 64 15 28346 15 29 -7.5 -28.0 | 57 46 -38.1 -25.1 65 14 28651 20 31 -10.6 -29.1 | 58 49 -41.2 -26.2 66 13 29261 30 43 -21.5 -37.2 | 57 62 -52.1 -34.3 67 11 30175 55 37 -30.3 -21.2 | 73 64 -60.9 -18.3 68 10 30770 50 47 -36.0 -30.2 | 68 72 -66.6 -27.3 Wind Parameters Mean winds (0-6000m): 245.5 at 41.0 knts Storm direction: 275.5 at 30.8 knts Shear (0-3000m) pos: 7.5 neg: 0.5 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 115.6 deg Storm rel helicity (0-3000m) pos: 302.1 neg: -5.7 tot: 296.4 m^2/s^2 ave: 98.8 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 11.8 stream: 7.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.15 Bulk Shear: 128.21 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 ------------------------------------------------------------------------------- 500 198 21 134 34| 14.4 0.0 14.4|132.0 0.0 132.0 264.0 0.67| 22.3 14.9 1000 215 22 140 28| 10.1 0.0 10.1|142.9 -3.0 140.0 140.0 0.48| 16.6 8.0 1500 226 23 143 24| 6.7 1.0 7.7|155.4 -5.7 149.7 99.8 0.45| 13.4 6.1 2000 229 24 147 22| 6.1 0.7 6.8|181.7 -5.7 176.0 88.0 0.50| 11.6 5.9 2500 233 27 154 21| 7.4 0.6 7.9|249.6 -5.7 243.9 97.6 0.61| 12.0 7.3 3000 239 30 165 19| 7.5 0.5 8.0|302.1 -5.7 296.4 98.8 0.67| 11.8 7.9 4000 245 33 178 17| 5.7 1.5 7.1|302.3 -37.9 264.3 66.1 0.47| 10.8 5.0 5000 246 37 189 18| 4.9 1.4 6.3|335.3 -40.5 294.8 59.0 0.45| 9.9 4.5 6000 246 41 199 21| 4.1 2.2 6.3|375.0 -42.1 332.9 55.5 0.42| 9.5 4.0 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251208.00.gif