UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 21 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 165 SFC 948 691 -2.5 -4.2 88 1.7 -3.1 295 1 274.8 275.3 272.8 282.9 2.95 2 930 770 0.0 -4.8 70 4.8 -1.8 279 3 278.9 279.4 275.0 286.9 2.87 3 925 793 -0.3 -4.9 71 4.6 -2.0 275 4 279.0 279.5 275.1 287.0 2.87 4 884 1155 -0.9 -6.9 64 6.0 -3.1 296 14 282.0 282.5 276.3 289.4 2.57 5 850 1467 -2.5 -8.5 63 6.0 -4.6 285 6 283.5 283.9 276.8 290.3 2.36 6 846 1504 -2.3 -9.3 59 7.0 -4.7 282 6 284.1 284.5 276.9 290.6 2.23 7 764 2303 -9.3 -13.7 70 4.4 -10.6 312 9 285.0 285.3 276.7 290.1 1.73 8 710 2865 -14.5 -14.5 100 0.0 -14.5 303 14 285.3 285.6 276.9 290.4 1.75 9 709 2875 -14.7 -14.9 98 0.2 -14.7 304 14 285.2 285.5 276.7 290.2 1.69 10 707 2897 -14.7 -17.5 79 2.8 -15.4 305 14 285.4 285.6 276.4 289.5 1.37 11 700 2972 -15.3 -18.2 78 2.9 -16.0 310 15 285.5 285.8 276.4 289.4 1.30 12 678 3212 -17.1 -19.4 82 2.3 -17.6 310 15 286.1 286.4 276.6 289.8 1.21 13 603 4080 -23.7 -27.7 70 4.0 -24.3 317 13 288.3 288.4 276.8 290.3 0.65 14 592 4214 -24.7 -30.7 57 6.0 -25.5 319 12 288.6 288.7 276.7 290.2 0.50 15 579 4375 -26.1 -29.5 73 3.4 -26.6 323 12 288.8 288.9 277.0 290.7 0.57 16 549 4758 -28.7 -35.7 51 7.0 -29.4 324 13 290.2 290.2 277.3 291.3 0.33 17 500 5420 -34.3 -40.3 55 6.0 -34.7 305 19 291.2 291.3 277.6 292.0 0.23 18 498 5448 -34.5 -39.5 60 5.0 -34.9 303 18 291.3 291.4 277.7 292.1 0.25 19 468 5881 -37.1 -45.1 43 8.0 -37.5 319 17 293.3 293.3 278.5 293.8 0.15 20 464 5940 -37.5 -45.5 43 8.0 -37.9 322 17 293.5 293.5 278.6 294.0 0.14 21 436 6367 -40.9 -46.9 52 6.0 -41.2 317 21 294.5 294.5 279.0 294.9 0.13 22 400 6950 -44.3 -54.3 32 10.0 -44.6 325 30 297.4 297.4 280.3 297.6 0.06 23 396 7017 -44.7 -55.7 28 11.0 -45.0 325 31 297.7 297.8 280.4 297.9 0.05 24 359 7665 -48.9 -56.9 39 8.0 -49.1 324 40 300.6 300.6 281.7 300.8 0.05 25 353 7775 -49.3 -54.1 57 4.8 -49.4 321 42 301.5 301.5 282.1 301.8 0.07 26 350 7831 -49.7 -54.7 56 5.0 -49.8 320 43 301.7 301.7 282.1 301.9 0.06 27 335 8117 -49.5 -62.5 20 13.0 -49.7 320 44 305.8 305.8 283.7 305.9 0.03 28 308 8667 -48.3 -68.3 8 20.0 -48.7 320 45 314.9 314.9 287.1 314.9 0.01 29 300 8840 -48.9 -66.9 11 18.0 -49.3 320 46 316.4 316.4 287.6 316.5 0.02 30 297 8906 -49.3 -62.3 20 13.0 -49.6 320 46 316.8 316.8 287.7 316.9 0.03 31 273 9457 -51.3 -68.3 11 17.0 -51.6 320 42 321.6 321.6 289.3 321.7 0.01 32 250 10030 -50.7 -73.7 5 23.0 -51.1 320 35 330.7 330.7 291.9 330.7 0.01 33 230 10576 -49.5 -77.5 2 28.0 -50.0 311 41 340.5 340.5 294.4 340.5 0.00 34 200 11490 -50.7 -79.7 2 29.0 -51.1 310 34 352.5 352.5 297.2 352.5 0.00 35 193 11721 -51.3 -81.3 2 30.0 -51.7 313 31 355.1 355.1 297.7 355.1 0.00 36 173 12430 -50.5 -81.5 1 31.0 -51.0 305 30 367.7 367.7 300.2 367.8 0.00 37 153 13223 -53.5 -83.5 1 30.0 -53.9 311 28 375.8 375.8 301.5 375.8 0.00 38 150 13350 -52.9 -82.9 1 30.0 -53.4 315 28 378.9 378.9 302.1 378.9 0.00 39 127 14429 -50.7 -82.7 1 32.0 -51.4 305 26 401.4 401.4 305.4 401.4 0.00 40 120 14800 -48.5 -82.5 1 34.0 -49.4 298 20 412.0 412.0 306.7 412.0 0.00 41 109 15429 -51.3 -84.3 1 33.0 -52.1 282 10 418.2 418.2 307.5 418.2 0.00 42 105 15672 -50.1 -83.1 1 33.0 -51.0 288 10 425.0 425.0 308.3 425.0 0.00 43 100 15990 -51.3 -83.3 1 32.0 -52.1 285 19 428.6 428.6 308.7 428.6 0.00 44 94 16391 -52.5 -84.5 1 32.0 -53.2 301 14 433.9 433.9 309.3 433.9 0.00 45 86 16969 -50.3 -84.3 1 34.0 -51.3 309 10 449.5 449.5 310.8 449.5 0.00 46 82 17278 -52.3 -84.3 1 32.0 -53.2 311 4 451.6 451.6 311.0 451.6 0.00 47 75 17860 -48.9 -83.9 1 35.0 -50.3 260 12 470.4 470.4 312.7 470.4 0.00 48 70 18310 -51.5 -84.5 1 33.0 -52.6 325 12 474.2 474.2 313.0 474.2 0.00 49 61 19195 -54.3 -86.3 1 32.0 -55.2 236 2 487.0 487.0 314.0 487.0 0.00 50 55 19863 -50.5 -84.5 1 34.0 -52.0 239 13 510.4 510.4 315.7 510.4 0.01 51 50 20480 -52.5 -85.5 1 33.0 -53.8 300 6 519.8 519.8 316.3 519.8 0.01 52 48 20743 -53.1 -86.1 1 33.0 -54.4 288 10 524.4 524.4 316.6 524.5 0.00 53 38 22256 -50.5 -85.5 1 35.0 -52.5 53 10 567.3 567.3 319.0 567.3 0.01 54 30 23790 -52.5 -86.5 1 34.0 -54.5 100 4 601.5 601.5 320.7 601.6 0.01 55 29 24009 -52.9 -86.9 1 34.0 -54.9 24 1 606.3 606.3 320.9 606.3 0.01 56 21 26110 -49.5 -85.5 1 36.0 -53.0 114 11 675.2 675.2 323.6 675.3 0.01 57 20 26430 -50.1 -85.1 1 35.0 -53.5 135 10 682.8 682.8 323.9 682.9 0.01 58 17 27488 -51.7 -86.7 1 35.0 -55.1 94 5 710.2 710.2 324.7 710.3 0.01 59 13 29247 -46.9 -84.9 1 38.0 -52.8 110 11 783.4 783.4 326.8 783.6 0.02 60 11 30350 -48.7 -85.7 1 37.0 -54.4 75 11 815.2 815.2 327.6 815.4 0.02 61 10 30980 -46.3 -85.3 0 39.0 -53.4 75 9 846.7 846.7 328.3 847.0 0.03 62 7.4 33003 -41.3 -82.3 0 41.0 -52.3 943.2 943.2 330.2 943.9 0.06 63 7.3 33095 -41.3 -82.3 0 41.0 -52.4 946.9 946.9 330.3 947.6 0.06 TRP 350 7831 -49.7 -54.7 56 5.0 -49.8 320 43 301.7 301.7 282.1 301.9 0.06 WND Sounding variables and indices 1000-500 mb thick: 5255.00 m Freezing level: Surface below freezing Freezing level: 930.00 mb = 770.28 m = 2527.13 ft Freezing level: 930.00 mb = 770.28 m = 2527.13 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 68.82 % Est. max temperature: 7.16 C = 44.89 F Sfc-Lift cond lev (LCL): 922.89 mb = 811.24 m = 2661.53 ft T: -0.33 C 700-500 lapse rate: 7.76 C/km ThetaE index: 0.98 C Layer 709.0- 678.0 mb Conv cond level (CCL): 776.97 mb = 2171.41 m = 7123.96 ft Mean mixing ratio: 2.66 g/kg Conv temperature: 7.37 C = 45.27 F Cap Strength: 3.47 C Lifted Index: 3.27 C Risk: None Lifted Index @300 mb: 20.05 C Lifted Index @700 mb: 1.50 C Showalter Index: 1.66 C Risk: Showers probable Total Totals Index: 57.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.80 C Cross Totals Index: 25.80 C K Index: 20.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 203.00 Risk: None Energy Index: 0.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.22 J/kg Max Up Vert Vel: 5.33 m/s Conv Inhibition (B-): 61231.77 J/kg Cap Strength: 3.47 C Lift Cond Lev (LCL): 826.60 mb = 1686.26 m = 5532.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 10 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 ---------------------------------------------------------- 0 948 691 295 1 0.9 -0.4 | 166 9 -2.3 9.2 1 925 793 275 4 4.0 -0.3 | 185 9 0.8 9.2 2 911 914 280 12 11.8 -2.1 | 229 11 8.6 7.5 3 877 1219 300 14 12.1 -7.0 | 254 9 8.9 2.6 4 850 1467 285 6 5.8 -1.6 | 198 8 2.6 8.0 5 844 1524 280 6 5.9 -1.0 | 198 9 2.7 8.5 6 811 1829 305 10 8.2 -5.7 | 232 6 5.0 3.8 7 780 2134 315 9 6.4 -6.4 | 224 5 3.2 3.2 8 750 2438 310 9 6.9 -5.8 | 224 5 3.7 3.8 9 721 2743 295 12 10.9 -5.1 | 240 9 7.7 4.5 10 700 2972 310 15 11.5 -9.6 | 270 8 8.3 -0.1 11 693 3048 310 15 11.5 -9.6 | 270 8 8.3 -0.1 12 637 3658 310 14 10.7 -9.0 | 266 8 7.5 0.6 13 586 4267 320 12 7.7 -9.2 | 265 5 4.5 0.4 14 562 4572 330 11 5.5 -9.5 | 269 2 2.3 0.1 15 539 4877 320 14 9.0 -10.7 | 281 6 5.8 -1.1 16 500 5420 305 19 15.6 -10.9 | 276 12 12.4 -1.3 17 495 5486 300 16 13.9 -8.0 | 262 11 10.7 1.6 18 453 6096 330 18 9.0 -15.6 | 316 8 5.8 -6.0 19 433 6401 315 21 14.8 -14.8 | 294 13 11.6 -5.3 20 400 6950 325 30 17.2 -24.6 | 317 21 14.0 -15.0 21 361 7620 325 39 22.4 -31.9 | 319 29 19.2 -22.4 22 350 7831 320 43 27.6 -32.9 | 314 34 24.4 -23.4 23 300 8840 320 46 29.6 -35.2 | 314 37 26.4 -25.7 24 286 9144 320 46 29.6 -35.2 | 314 37 26.4 -25.7 25 250 10030 320 35 22.5 -26.8 | 312 26 19.3 -17.2 26 227 10668 310 42 32.2 -27.0 | 301 34 29.0 -17.4 27 216 10973 325 36 20.6 -29.5 | 319 26 17.4 -19.9 28 207 11278 300 31 26.8 -15.5 | 284 24 23.6 -5.9 29 200 11490 310 34 26.0 -21.9 | 298 26 22.8 -12.3 30 197 11582 315 31 21.9 -21.9 | 303 22 18.7 -12.3 31 163 12802 300 30 26.0 -15.0 | 283 23 22.8 -5.4 32 150 13350 315 28 19.8 -19.8 | 302 19 16.6 -10.2 33 149 13411 315 29 20.5 -20.5 | 302 20 17.3 -10.9 34 135 14021 305 34 27.9 -19.5 | 292 27 24.6 -9.9 35 129 14326 310 28 21.4 -18.0 | 295 20 18.2 -8.4 36 123 14630 295 22 19.9 -9.3 | 269 17 16.7 0.3 37 118 14935 300 19 16.5 -9.5 | 270 13 13.2 0.1 38 112 15240 285 14 13.5 -3.6 | 240 12 10.3 6.0 39 107 15545 280 8 7.9 -1.4 | 210 9 4.7 8.2 40 102 15850 300 13 11.3 -6.5 | 249 9 8.1 3.1 41 100 15990 285 19 18.4 -4.9 | 253 16 15.1 4.7 42 98 16154 285 18 17.4 -4.7 | 251 15 14.2 4.9 43 93 16459 305 13 10.6 -7.5 | 254 8 7.4 2.1 44 89 16764 275 10 10.0 -0.9 | 218 11 6.8 8.7 45 85 17069 325 10 5.7 -8.2 | 241 3 2.5 1.4 46 81 17374 305 1 0.8 -0.6 | 165 9 -2.4 9.0 47 77 17678 250 10 9.4 3.4 | 205 14 6.2 13.0 48 70 18288 285 16 15.5 -4.1 | 246 13 12.3 5.4 49 70 18310 325 12 6.9 -9.8 | 274 4 3.7 -0.2 50 67 18593 325 11 6.3 -9.0 | 260 3 3.1 0.6 51 61 19202 235 2 1.6 1.1 | 172 11 -1.6 10.7 52 58 19507 225 11 7.8 7.8 | 195 18 4.6 17.4 53 50 20422 260 16 15.8 2.8 | 225 18 12.6 12.4 54 50 20480 300 6 5.2 -3.0 | 197 7 2.0 6.6 55 48 20726 290 10 9.4 -3.4 | 225 9 6.2 6.2 56 46 21031 260 10 9.8 1.7 | 210 13 6.6 11.3 57 44 21336 280 10 9.8 -1.7 | 220 10 6.6 7.8 58 42 21641 5 12 -1.0 -12.0 | 61 5 -4.3 -2.4 59 40 21946 15 10 -2.6 -9.7 | 89 6 -5.8 -0.1 60 36 22555 90 10 -10.0 0.0 | 126 16 -13.2 9.6 61 30 23790 100 4 -3.9 0.7 | 145 13 -7.1 10.3 62 29 24079 0 0 -0.0 -0.0 | 162 10 -3.2 9.6 63 27 24384 115 18 -16.3 7.6 | 131 26 -19.5 17.2 64 26 24689 125 12 -9.8 6.9 | 142 21 -13.0 16.5 65 25 24994 55 3 -2.5 -1.7 | 144 10 -5.7 7.9 66 23 25603 85 12 -12.0 -1.0 | 119 17 -15.2 8.5 67 22 25908 100 11 -10.8 1.9 | 129 18 -14.0 11.5 68 20 26430 135 10 -7.1 7.1 | 148 20 -10.3 16.7 69 19 26822 140 10 -6.4 7.7 | 151 20 -9.6 17.2 70 18 27127 75 10 -9.7 -2.6 | 119 15 -12.9 7.0 71 17 27432 105 6 -5.8 1.6 | 141 14 -9.0 11.1 72 16 28042 0 0 -0.0 -0.0 | 162 10 -3.2 9.6 73 14 28651 120 10 -8.7 5.0 | 141 19 -11.9 14.6 74 12 29566 105 11 -10.6 2.8 | 132 19 -13.8 12.4 75 12 29870 55 10 -8.2 -5.7 | 109 12 -11.4 3.8 76 11 30175 75 12 -11.6 -3.1 | 114 16 -14.8 6.5 77 10 30980 75 9 -8.7 -2.3 | 121 14 -11.9 7.3 Wind Parameters Mean winds (0-6000m): 311.5 at 13.5 knts Storm direction: 341.5 at 10.1 knts Shear (0-3000m) pos: 2.8 neg: 0.7 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 59.9 neg: -20.1 tot: 39.8 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.32 Bulk Shear: 6.13 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 ------------------------------------------------------------------------------- 500 287 8 214 9| 13.2 0.0 13.2| 37.8 0.0 37.8 75.7 0.97| 15.8 15.3 1000 289 9 216 8| 6.6 2.9 9.5| 43.0 -17.8 25.2 25.2 0.35| 13.5 4.8 1500 296 9 220 7| 4.7 1.9 6.6| 46.7 -18.7 28.1 18.7 0.35| 10.4 3.7 2000 299 9 222 7| 3.5 1.1 4.6| 49.4 -18.7 30.7 15.4 0.36| 8.8 3.1 2500 301 10 230 7| 3.6 0.9 4.5| 59.9 -19.0 40.8 16.3 0.43| 8.1 3.5 3000 303 11 237 7| 2.8 0.7 3.6| 59.9 -20.1 39.8 13.3 0.40| 6.9 2.8 4000 308 11 244 6| 2.0 0.6 2.5| 60.6 -20.2 40.4 10.1 0.37| 6.0 2.2 5000 308 12 252 7| 1.6 0.6 2.2| 68.0 -31.0 36.9 7.4 0.26| 6.3 1.7 6000 312 13 265 7| 1.7 0.9 2.6| 94.5 -41.3 53.2 8.9 0.28| 6.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20250421.12.gif