UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 18 APR 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 142 SFC 946 691 2.0 -2.1 74 4.1 0.3 305 1 279.6 280.1 276.2 289.2 3.46 2 933 750 3.6 -3.4 60 7.0 0.7 225 3 282.3 282.8 277.3 291.3 3.18 3 925 787 6.8 -5.2 42 12.0 1.9 175 5 286.3 286.8 278.8 294.4 2.80 4 923 805 7.2 -4.8 42 12.0 2.2 179 6 286.8 287.4 279.2 295.2 2.89 5 903 986 10.8 -5.2 32 16.0 3.8 218 10 292.4 292.9 281.7 300.9 2.87 6 901 1004 10.8 -5.2 32 16.0 3.8 221 10 292.5 293.1 281.8 301.1 2.88 7 850 1487 8.2 -6.8 34 15.0 1.9 275 12 294.7 295.2 282.5 302.8 2.70 8 815 1833 6.4 -7.6 36 14.0 0.6 290 16 296.4 296.9 283.1 304.4 2.65 9 796 2026 5.0 -3.0 56 8.0 1.4 284 17 296.9 297.6 284.7 308.4 3.85 10 770 2296 3.2 -6.8 48 10.0 -1.0 277 21 297.8 298.3 284.1 306.8 2.98 11 760 2402 3.6 -15.4 23 19.0 -3.0 276 23 299.3 299.6 283.0 304.1 1.52 12 751 2499 3.0 -5.0 56 8.0 -0.5 276 23 299.7 300.4 285.4 310.4 3.51 13 745 2564 2.8 -13.2 30 16.0 -3.0 277 22 300.2 300.5 283.8 306.0 1.85 14 742 2596 2.6 -9.4 41 12.0 -2.1 278 21 300.3 300.8 284.6 308.1 2.52 15 739 2629 2.2 -2.6 71 4.8 -0.0 278 21 300.2 301.0 286.4 313.1 4.27 16 736 2662 2.2 -3.8 64 6.0 -0.5 279 20 300.6 301.3 286.2 312.5 3.92 17 729 2739 2.0 -0.4 84 2.4 0.8 280 19 301.2 302.1 287.6 316.5 5.10 18 706 2997 0.8 -6.2 59 7.0 -2.2 288 21 302.6 303.3 286.4 313.1 3.40 19 700 3066 0.2 -3.2 78 3.4 -1.4 290 22 302.7 303.5 287.3 315.8 4.31 20 692 3158 -0.5 -1.9 90 1.4 -1.2 292 23 302.9 303.8 287.9 317.5 4.81 21 681 3286 -1.3 -2.9 89 1.6 -2.0 294 25 303.4 304.3 287.8 317.2 4.54 22 678 3321 -1.3 -4.1 81 2.8 -2.6 294 25 303.8 304.6 287.6 316.5 4.16 23 675 3357 -1.1 -12.1 43 11.0 -5.2 295 25 304.4 304.8 285.8 311.5 2.24 24 673 3381 -1.3 -4.9 76 3.6 -2.9 295 26 304.5 305.2 287.6 316.6 3.95 25 669 3428 -1.3 -12.3 43 11.0 -5.4 296 26 305.0 305.4 286.0 312.0 2.22 26 665 3476 -1.5 -13.5 39 12.0 -5.8 297 27 305.3 305.6 285.9 311.7 2.03 27 656 3584 -1.9 -13.9 39 12.0 -6.2 299 28 306.0 306.4 286.2 312.4 1.99 28 630 3905 -3.9 -12.9 50 9.0 -7.2 304 27 307.3 307.7 286.9 314.4 2.25 29 621 4019 -4.7 -16.7 38 12.0 -8.7 304 26 307.6 307.9 286.4 313.0 1.67 30 614 4108 -5.5 -12.5 58 7.0 -8.1 303 25 307.7 308.2 287.2 315.3 2.38 31 603 4250 -5.9 -16.9 41 11.0 -9.5 301 24 308.8 309.2 286.9 314.3 1.69 32 592 4394 -6.9 -11.9 67 5.0 -8.8 300 25 309.3 309.8 287.9 317.6 2.59 33 586 4474 -7.1 -15.1 53 8.0 -9.8 300 26 310.0 310.4 287.6 316.5 2.02 34 553 4923 -10.3 -14.2 73 3.9 -11.6 300 31 311.4 311.8 288.3 318.8 2.30 35 537 5149 -12.3 -18.3 61 6.0 -14.1 303 31 311.6 311.9 287.8 317.1 1.68 36 500 5690 -17.5 -20.0 81 2.5 -18.1 310 31 311.7 312.0 287.7 316.9 1.56 37 492 5810 -18.7 -20.2 88 1.5 -19.1 314 31 311.7 312.0 287.7 316.8 1.56 38 484 5932 -19.5 -22.8 75 3.3 -20.3 308 28 312.2 312.4 287.5 316.4 1.26 39 479 6009 -18.5 -35.5 21 17.0 -21.3 304 27 314.3 314.4 287.3 315.7 0.39 40 478 6025 -18.3 -35.3 21 17.0 -21.1 304 26 314.8 314.8 287.5 316.2 0.40 41 447 6522 -21.1 -41.1 15 20.0 -23.8 296 20 317.3 317.4 288.2 318.2 0.23 42 439 6654 -21.9 -34.9 30 13.0 -24.0 292 21 318.0 318.0 288.6 319.6 0.45 43 409 7170 -26.3 -40.3 26 14.0 -28.0 298 28 318.8 318.8 288.7 319.8 0.28 44 400 7330 -27.7 -36.7 42 9.0 -28.9 300 30 319.0 319.1 288.9 320.5 0.41 45 398 7366 -28.1 -36.1 46 8.0 -29.2 300 30 318.9 319.0 288.9 320.5 0.44 46 390 7511 -29.3 -42.3 27 13.0 -30.7 300 30 319.2 319.3 288.8 320.1 0.24 47 360 8077 -34.1 -43.1 40 9.0 -34.9 288 28 320.2 320.2 289.0 321.1 0.24 48 354 8194 -34.7 -44.7 36 10.0 -35.5 285 28 320.9 320.9 289.3 321.7 0.20 49 352 8234 -34.9 -43.9 39 9.0 -35.7 284 27 321.2 321.2 289.3 322.0 0.22 50 350 8273 -34.9 -38.5 70 3.6 -35.3 283 27 321.7 321.8 289.7 323.1 0.39 51 328 8723 -38.1 -42.6 63 4.5 -38.5 278 26 323.3 323.4 290.0 324.3 0.27 52 324 8807 -38.7 -44.7 53 6.0 -39.2 279 26 323.6 323.7 290.1 324.5 0.22 53 321 8871 -39.3 -53.3 21 14.0 -40.1 280 25 323.7 323.7 290.0 324.0 0.08 54 300 9330 -43.1 -53.1 32 10.0 -43.6 290 31 324.6 324.6 290.3 325.0 0.09 55 279 9814 -46.9 -56.9 31 10.0 -47.3 294 34 325.9 326.0 290.6 326.2 0.06 56 273 9957 -48.3 -53.3 56 5.0 -48.5 295 35 325.9 326.0 290.7 326.3 0.10 57 250 10530 -52.9 -57.3 59 4.4 -53.0 300 39 327.4 327.4 291.0 327.7 0.07 58 200 11930 -63.5 -68.5 51 5.0 -63.6 300 50 332.2 332.2 292.3 332.3 0.02 59 168 12990 -69.5 -74.5 48 5.0 -69.5 295 37 339.2 339.2 294.1 339.2 0.01 60 150 13670 -69.1 -78.1 26 9.0 -69.1 295 26 351.1 351.1 296.8 351.1 0.01 61 100 16150 -60.9 -86.9 2 26.0 -61.2 315 24 410.1 410.1 306.5 410.1 0.00 62 92 16674 -56.3 -85.3 1 29.0 -56.8 311 23 429.1 429.1 308.7 429.1 0.00 63 83 17323 -59.1 -86.1 2 27.0 -59.5 313 10 436.2 436.2 309.5 436.2 0.00 64 70 18400 -55.5 -85.5 1 30.0 -56.2 290 16 465.7 465.7 312.3 465.7 0.00 65 67 18680 -53.9 -84.9 1 31.0 -54.8 276 14 475.0 475.0 313.1 475.0 0.00 66 50 20550 -55.1 -86.1 1 31.0 -56.1 75 10 513.6 513.6 315.9 513.7 0.00 67 43 21513 -56.5 -86.5 1 30.0 -57.5 139 3 532.8 532.8 317.1 532.9 0.01 68 35 22829 -53.9 -85.9 1 32.0 -55.5 172 1 571.9 571.9 319.3 572.0 0.01 69 30 23820 -54.3 -86.3 1 32.0 -56.0 65 10 596.6 596.6 320.5 596.7 0.01 70 28 24260 -55.3 -86.3 1 31.0 -56.9 86 12 605.7 605.7 320.9 605.8 0.01 71 22 25817 -49.3 -84.3 1 35.0 -52.8 150 4 666.8 666.8 323.3 667.0 0.01 72 20 26440 -50.3 -84.3 1 34.0 -53.7 20 2 682.2 682.2 323.9 682.3 0.02 73 17 27505 -49.1 -84.1 1 35.0 -53.3 55 7 718.5 718.5 325.0 718.7 0.02 74 15 28324 -51.1 -85.1 1 34.0 -55.0 55 10 738.1 738.1 325.6 738.2 0.02 75 11 30360 -47.3 -84.3 1 37.0 -53.6 67 15 820.3 820.3 327.7 820.6 0.03 76 10 30990 -48.3 -84.3 1 36.0 -54.5 95 13 839.3 839.3 328.2 839.6 0.03 77 9.9 31056 -48.3 -84.3 1 36.0 -54.5 841.7 841.7 328.2 842.0 0.03 78 7.2 33188 -40.9 -81.9 0 41.0 -52.2 952.3 952.3 330.4 953.0 0.07 TRP 168 12990 -69.5 -74.5 48 5.0 -69.5 295 37 339.2 339.2 294.1 339.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5548.00 m Freezing level: 697.71 mb = 3092.32 m = 10145.28 ft Wetbulb zero: 780.83 mb = 2182.55 m = 7160.52 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 54.25 % Est. max temperature: 19.08 C = 66.34 F Sfc-Lift cond lev (LCL): 887.60 mb = 1128.45 m = 3702.21 ft T: 10.13 C 700-500 lapse rate: 6.75 C/km ThetaE index: 4.37 C Layer 745.0- 742.0 mb Conv cond level (CCL): 541.81 mb = 5080.47 m = 16668.01 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 33.49 C = 92.28 F Cap Strength: 13.26 C Lifted Index: 12.19 C Risk: None Lifted Index @300 mb: 18.29 C Lifted Index @700 mb: 10.26 C Showalter Index: 9.49 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 10.70 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 55.00 Risk: None Energy Index: 2.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.96 J/kg Max Up Vert Vel: 8.36 m/s Conv Inhibition (B-): 77403.55 J/kg Cap Strength: 13.21 C Lift Cond Lev (LCL): 727.48 mb = 2756.13 m = 9042.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 17 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 ---------------------------------------------------------- 0 946 691 305 1 0.8 -0.6 | 147 16 -8.6 13.1 1 925 787 175 5 -0.4 5.0 | 152 21 -9.9 18.7 2 911 914 205 10 4.2 9.1 | 167 23 -5.2 22.8 3 878 1219 260 10 9.8 1.7 | 181 15 0.4 15.5 4 850 1487 275 12 12.0 -1.0 | 191 13 2.5 12.7 5 846 1524 290 14 13.2 -4.8 | 202 10 3.7 8.9 6 815 1829 290 16 15.0 -5.5 | 214 10 5.6 8.2 7 785 2134 280 17 16.7 -3.0 | 214 13 7.3 10.8 8 756 2438 275 24 23.9 -2.1 | 231 19 14.4 11.6 9 728 2743 280 19 18.7 -3.3 | 222 14 9.3 10.4 10 700 3066 290 22 20.7 -7.5 | 241 13 11.2 6.2 11 649 3658 300 29 25.1 -14.5 | 273 16 15.7 -0.8 12 624 3962 305 26 21.3 -14.9 | 276 12 11.8 -1.2 13 600 4267 300 24 20.8 -12.0 | 261 11 11.3 1.7 14 555 4877 300 31 26.8 -15.5 | 276 17 17.4 -1.8 15 500 5690 310 31 23.7 -19.9 | 293 16 14.3 -6.2 16 493 5791 315 31 21.9 -21.9 | 303 15 12.5 -8.2 17 473 6096 300 25 21.7 -12.5 | 264 12 12.2 1.2 18 454 6401 300 19 16.5 -9.5 | 239 8 7.0 4.2 19 435 6706 290 21 19.7 -7.2 | 238 12 10.3 6.5 20 401 7315 300 30 26.0 -15.0 | 274 17 16.5 -1.3 21 400 7330 300 30 26.0 -15.0 | 274 17 16.5 -1.3 22 384 7620 300 30 26.0 -15.0 | 274 17 16.5 -1.3 23 336 8534 275 26 25.9 -2.3 | 235 20 16.4 11.4 24 308 9144 285 25 24.1 -6.5 | 244 16 14.7 7.2 25 300 9330 290 31 29.1 -10.6 | 261 20 19.7 3.1 26 250 10530 300 39 33.8 -19.5 | 283 25 24.3 -5.8 27 245 10668 300 39 33.8 -19.5 | 283 25 24.3 -5.8 28 200 11930 300 50 43.3 -25.0 | 288 36 33.8 -11.3 29 192 12192 300 50 43.3 -25.0 | 288 36 33.8 -11.3 30 168 12990 295 37 33.5 -15.6 | 275 24 24.1 -1.9 31 165 13106 290 34 31.9 -11.6 | 265 23 22.5 2.1 32 150 13670 295 26 23.6 -11.0 | 259 14 14.1 2.7 33 149 13716 305 30 24.6 -17.2 | 283 16 15.1 -3.5 34 135 14326 295 43 39.0 -18.2 | 279 30 29.5 -4.5 35 128 14630 325 23 13.2 -18.8 | 324 6 3.7 -5.1 36 122 14935 310 19 14.6 -12.2 | 254 5 5.1 1.5 37 116 15240 330 25 12.5 -21.7 | 339 8 3.0 -7.9 38 110 15545 320 24 15.4 -18.4 | 308 8 6.0 -4.7 39 105 15850 335 20 8.5 -18.1 | 13 5 -1.0 -4.4 40 100 16150 315 24 17.0 -17.0 | 293 8 7.5 -3.3 41 95 16459 315 24 17.0 -17.0 | 293 8 7.5 -3.3 42 91 16764 310 23 17.6 -14.8 | 277 8 8.2 -1.1 43 86 17069 355 12 1.0 -12.0 | 102 9 -8.4 1.8 44 82 17374 305 10 8.2 -5.7 | 171 8 -1.3 8.0 45 78 17678 300 14 12.1 -7.0 | 202 7 2.7 6.7 46 75 17983 305 10 8.2 -5.7 | 171 8 -1.3 8.0 47 71 18288 255 10 9.7 2.6 | 181 16 0.2 16.3 48 70 18400 290 16 15.0 -5.5 | 214 10 5.6 8.2 49 68 18593 290 17 16.0 -5.8 | 220 10 6.5 7.9 50 65 18898 240 5 4.3 2.5 | 162 17 -5.1 16.2 51 62 19202 270 10 10.0 -0.0 | 182 14 0.5 13.7 52 56 19812 330 11 5.5 -9.5 | 137 6 -4.0 4.2 53 54 20117 5 10 -0.9 -10.0 | 110 11 -10.3 3.8 54 50 20550 75 10 -9.7 -2.6 | 120 22 -19.1 11.1 55 49 20726 20 10 -3.4 -9.4 | 109 14 -12.9 4.3 56 46 21031 95 10 -10.0 0.9 | 127 24 -19.4 14.6 57 44 21336 135 3 -2.1 2.1 | 144 20 -11.6 15.8 58 33 23165 180 1 0.0 1.0 | 147 17 -9.5 14.7 59 32 23470 10 10 -1.7 -9.8 | 109 12 -11.2 3.9 60 30 23774 75 11 -10.6 -2.8 | 118 23 -20.1 10.9 61 30 23820 65 10 -9.1 -4.2 | 117 21 -18.5 9.5 62 29 24079 55 13 -10.6 -7.5 | 107 21 -20.1 6.3 63 27 24384 105 11 -10.6 2.8 | 130 26 -20.1 16.6 64 26 24689 75 12 -11.6 -3.1 | 117 24 -21.1 10.6 65 25 24994 110 12 -11.3 4.1 | 131 27 -20.7 17.8 66 24 25298 105 18 -17.4 4.7 | 124 33 -26.8 18.4 67 23 25603 110 12 -11.3 4.1 | 131 27 -20.7 17.8 68 22 25908 165 1 -0.3 1.0 | 146 18 -9.7 14.7 69 21 26213 90 14 -14.0 0.0 | 120 27 -23.5 13.7 70 20 26440 20 2 -0.7 -1.9 | 139 16 -10.1 11.8 71 20 26518 100 12 -11.8 2.1 | 127 27 -21.3 15.8 72 19 26822 255 2 1.9 0.5 | 152 16 -7.5 14.2 73 17 27432 55 7 -5.7 -4.0 | 123 18 -15.2 9.7 74 15 28346 55 10 -8.2 -5.7 | 114 19 -17.7 8.0 75 14 28651 95 14 -13.9 1.2 | 123 28 -23.4 14.9 76 14 28956 90 16 -16.0 0.0 | 118 29 -25.5 13.7 77 12 29566 75 10 -9.7 -2.6 | 120 22 -19.1 11.1 78 12 29870 45 16 -11.3 -11.3 | 97 21 -20.8 2.4 79 10 30990 95 13 -13.0 1.1 | 124 27 -22.4 14.8 Wind Parameters Mean winds (0-6000m): 295.4 at 22.2 knts Storm direction: 325.4 at 16.7 knts Shear (0-3000m) pos: 3.8 neg: 2.4 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 126.5 deg Storm rel helicity (0-3000m) pos: 150.1 neg: -7.5 tot: 142.6 m^2/s^2 ave: 47.5 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 5.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.55 Bulk Shear: 63.71 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 ------------------------------------------------------------------------------- 500 217 7 165 20| 0.0 9.7 9.7| 68.3 0.0 68.3 136.5 0.61| 20.9 12.7 1000 256 10 179 16| 4.6 4.8 9.5| 88.0 0.0 88.0 88.0 0.62| 15.2 9.5 1500 270 12 189 14| 3.1 4.8 7.8| 94.0 -0.1 93.8 62.6 0.59| 11.8 7.0 2000 273 14 200 14| 2.6 3.6 6.2|106.9 -7.5 99.4 49.7 0.51| 11.1 5.6 2500 277 15 206 13| 3.3 2.9 6.1|126.6 -7.5 119.1 47.7 0.55| 10.2 5.6 3000 282 17 216 13| 3.8 2.4 6.2|150.1 -7.5 142.6 47.5 0.60| 9.6 5.8 4000 289 20 231 12| 2.5 2.2 4.7|160.6 -15.7 144.9 36.2 0.51| 8.6 4.4 5000 293 22 244 12| 2.5 1.8 4.2|186.7 -15.7 171.1 34.2 0.54| 7.6 4.1 6000 295 22 248 11| 2.0 1.8 3.8|197.2 -59.4 137.7 23.0 0.30| 8.2 2.5 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20250418.12.gif