UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 26 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 56 SFC 939 691 19.4 -6.6 17 26.0 7.6 275 7 297.9 298.3 283.5 305.4 2.48 2 937 696 17.6 -7.4 17 25.0 6.6 274 7 296.2 296.6 282.7 303.3 2.34 3 925 726 16.4 -7.6 19 24.0 6.0 270 10 296.1 296.5 282.7 303.2 2.33 4 850 1436 9.8 -8.2 27 18.0 2.3 210 15 296.4 296.8 282.9 303.8 2.42 5 759 2360 0.6 -10.4 43 11.0 -3.5 220 15 296.2 296.6 282.7 303.2 2.28 6 700 3002 -5.5 -10.5 68 5.0 -7.3 215 17 296.4 296.8 283.0 303.8 2.45 7 651 3564 -10.9 -12.4 89 1.5 -11.4 219 23 296.5 296.9 282.8 303.4 2.26 8 643 3659 -11.7 -12.6 93 0.9 -12.0 220 24 296.6 297.1 282.8 303.5 2.26 9 624 3887 -13.5 -18.5 66 5.0 -14.8 227 27 297.1 297.4 282.0 301.6 1.42 10 618 3961 -13.7 -25.7 36 12.0 -16.2 229 28 297.7 297.9 281.4 300.2 0.76 11 608 4084 -14.3 -27.3 32 13.0 -16.9 233 30 298.4 298.6 281.6 300.6 0.67 12 605 4122 -13.9 -30.9 22 17.0 -17.0 235 31 299.3 299.4 281.7 300.9 0.48 13 576 4492 -16.5 -24.5 50 8.0 -18.2 242 33 300.5 300.7 282.8 303.5 0.91 14 567 4610 -17.5 -26.5 45 9.0 -19.3 243 34 300.7 300.8 282.7 303.2 0.77 15 552 4810 -18.9 -23.0 70 4.1 -19.8 244 34 301.3 301.5 283.3 304.9 1.09 16 525 5182 -20.9 -26.9 59 6.0 -22.0 238 36 303.3 303.4 283.8 305.9 0.80 17 506 5453 -22.5 -27.5 64 5.0 -23.4 232 37 304.6 304.7 284.2 307.2 0.79 18 500 5540 -23.3 -27.7 67 4.4 -24.1 230 38 304.6 304.8 284.2 307.2 0.78 19 475 5915 -26.5 -29.2 78 2.7 -26.9 230 39 305.2 305.3 284.4 307.6 0.72 20 451 6289 -28.7 -34.7 56 6.0 -29.5 228 40 307.0 307.1 284.8 308.5 0.45 21 435 6547 -30.9 -35.1 67 4.2 -31.4 226 40 307.4 307.4 284.9 308.9 0.44 22 400 7140 -34.7 -45.7 32 11.0 -35.5 225 42 309.9 309.9 285.5 310.5 0.16 23 394 7245 -35.5 -46.5 32 11.0 -36.2 225 43 310.2 310.2 285.6 310.7 0.15 24 337 8310 -44.1 -50.1 51 6.0 -44.4 234 50 312.6 312.7 286.4 313.1 0.12 25 333 8390 -44.7 -51.7 45 7.0 -45.0 235 50 312.9 312.9 286.5 313.2 0.10 26 327 8511 -44.9 -56.9 25 12.0 -45.3 236 50 314.2 314.2 286.9 314.4 0.05 27 300 9080 -49.3 -63.3 18 14.0 -49.6 250 36 315.9 315.9 287.4 316.0 0.03 28 296 9168 -49.9 -64.9 16 15.0 -50.2 250 40 316.2 316.2 287.5 316.3 0.02 29 268 9815 -53.9 -59.9 48 6.0 -54.0 250 28 319.5 319.5 288.6 319.7 0.04 30 259 10034 -55.7 -63.7 36 8.0 -55.8 250 24 320.0 320.0 288.8 320.1 0.03 31 250 10260 -56.9 -65.9 31 9.0 -57.0 255 26 321.5 321.5 289.2 321.6 0.02 32 241 10492 -58.1 -69.1 23 11.0 -58.2 261 27 323.1 323.1 289.7 323.1 0.01 33 229 10814 -59.1 -65.1 46 6.0 -59.2 255 29 326.3 326.3 290.7 326.4 0.03 34 213 11271 -57.9 -78.9 5 21.0 -58.1 253 30 335.0 335.0 293.0 335.0 0.00 35 200 11670 -56.3 -82.3 2 26.0 -56.5 250 29 343.6 343.6 295.2 343.6 0.00 36 186 12130 -54.5 -82.5 2 28.0 -54.8 244 26 353.7 353.7 297.4 353.7 0.00 37 172 12628 -55.3 -83.3 2 28.0 -55.6 243 24 360.4 360.4 298.8 360.4 0.00 38 150 13500 -53.9 -83.9 1 30.0 -54.3 260 26 377.2 377.2 301.8 377.2 0.00 39 147 13630 -52.9 -83.9 1 31.0 -53.4 263 27 381.1 381.1 302.4 381.1 0.00 40 126 14623 -54.7 -84.7 1 30.0 -55.1 275 15 395.0 395.0 304.5 395.1 0.00 41 117 15100 -52.7 -84.7 1 32.0 -53.3 244 15 407.2 407.2 306.2 407.2 0.00 42 100 16110 -55.1 -86.1 1 31.0 -55.6 255 11 421.3 421.3 307.9 421.3 0.00 43 90 16779 -55.9 -85.9 1 30.0 -56.4 264 14 432.6 432.6 309.1 432.6 0.00 44 70 18380 -54.1 -86.1 1 32.0 -54.9 270 19 468.6 468.6 312.5 468.7 0.00 45 57 19709 -51.5 -85.5 1 34.0 -52.8 308 6 502.9 502.9 315.2 502.9 0.00 46 50 20560 -52.5 -86.5 1 34.0 -53.8 305 9 519.8 519.8 316.3 519.8 0.00 47 33 23244 -52.9 -86.9 1 34.0 -54.7 40 3 584.3 584.3 319.9 584.3 0.01 48 30 23860 -52.1 -87.1 1 35.0 -54.2 285 4 602.6 602.6 320.7 602.6 0.01 49 25 25051 -48.7 -85.7 1 37.0 -52.0 37 10 644.6 644.6 322.5 644.7 0.01 50 20 26520 -48.3 -85.3 1 37.0 -52.3 100 7 688.3 688.3 324.0 688.4 0.01 51 15 28416 -47.3 -85.3 1 38.0 -52.5 74 6 750.7 750.7 326.0 750.8 0.02 52 14 28871 -48.1 -86.1 0 38.0 -53.2 51 4 762.9 762.9 326.3 763.1 0.02 53 10 31110 -43.5 -83.5 0 40.0 -52.0 50 12 857.2 857.2 328.5 857.5 0.04 54 8.0 32619 -41.1 -82.1 0 41.0 -51.8 923.2 923.2 329.9 923.8 0.06 TRP 229 10814 -59.1 -65.1 46 6.0 -59.2 255 29 326.3 326.3 290.7 326.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5484.00 m Freezing level: 753.20 mb = 2423.07 m = 7949.61 ft Wetbulb zero: 813.84 mb = 1790.69 m = 5874.90 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 49.83 % Est. max temperature: 17.88 C = 64.19 F Sfc-Lift cond lev (LCL): 634.66 mb = 3758.28 m = 12330.17 ft T: -12.48 C 700-500 lapse rate: 7.01 C/km ThetaE index: 2.27 C Layer 937.0- 850.0 mb Conv cond level (CCL): 639.14 mb = 3704.70 m = 12154.37 ft Mean mixing ratio: 2.37 g/kg Conv temperature: 18.31 C = 64.96 F Cap Strength: 3.32 C Lifted Index: 3.28 C Risk: None Lifted Index @300 mb: 8.92 C Lifted Index @700 mb: 0.11 C Showalter Index: 3.05 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 33.10 C Cross Totals Index: 15.10 C K Index: 19.90 Risk: < 20 % chance of thunderstorms Sweat Index: 135.75 Risk: None Energy Index: 0.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.69 J/kg Max Up Vert Vel: 1.18 m/s Conv Inhibition (B-): 60712.00 J/kg Cap Strength: 3.33 C Lift Cond Lev (LCL): 643.42 mb = 3653.84 m = 11987.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 260 at 19 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 ---------------------------------------------------------- 0 939 691 275 7 7.0 -0.6 | 71 12 -11.8 -4.1 1 925 726 270 10 10.0 -0.0 | 69 9 -8.8 -3.4 2 904 914 230 6 4.6 3.9 | 92 14 -14.2 0.4 3 872 1219 215 11 6.3 9.0 | 114 14 -12.5 5.6 4 850 1436 210 15 7.5 13.0 | 130 15 -11.3 9.5 5 810 1829 225 14 9.9 9.9 | 126 11 -8.9 6.5 6 780 2134 220 16 10.3 12.3 | 136 12 -8.5 8.8 7 751 2438 220 14 9.0 10.7 | 127 12 -9.8 7.3 8 723 2743 205 15 6.3 13.6 | 129 16 -12.4 10.1 9 700 3002 215 17 9.8 13.9 | 139 14 -9.0 10.5 10 642 3658 220 24 15.4 18.4 | 167 15 -3.3 14.9 11 592 4267 240 33 28.6 16.5 | 217 16 9.8 13.1 12 546 4877 245 34 30.8 14.4 | 228 16 12.1 10.9 13 500 5540 230 38 29.1 24.4 | 206 23 10.3 21.0 14 463 6096 230 39 29.9 25.1 | 207 24 11.1 21.6 15 425 6706 225 41 29.0 29.0 | 202 28 10.2 25.5 16 400 7140 225 42 29.7 29.7 | 203 28 10.9 26.2 17 373 7620 225 46 32.5 32.5 | 205 32 13.8 29.1 18 356 7925 230 51 39.1 32.8 | 215 36 20.3 29.3 19 311 8839 240 49 42.4 24.5 | 228 32 23.7 21.1 20 300 9080 250 36 33.8 12.3 | 240 17 15.1 8.9 21 297 9144 250 40 37.6 13.7 | 241 21 18.8 10.2 22 258 10058 250 23 21.6 7.9 | 213 5 2.9 4.4 23 250 10260 255 26 25.1 6.7 | 243 7 6.4 3.3 24 234 10668 265 28 27.9 2.4 | 276 9 9.1 -1.0 25 229 10814 255 29 28.0 7.5 | 246 10 9.3 4.1 26 223 10973 265 31 30.9 2.7 | 274 12 12.1 -0.7 27 203 11582 240 29 25.1 14.5 | 210 13 6.4 11.1 28 200 11670 250 29 27.3 9.9 | 233 11 8.5 6.5 29 176 12497 240 24 20.8 12.0 | 193 9 2.0 8.6 30 150 13500 260 26 25.6 4.5 | 261 7 6.8 1.1 31 145 13716 265 28 27.9 2.4 | 276 9 9.1 -1.0 32 138 14021 250 25 23.5 8.6 | 223 7 4.7 5.1 33 132 14326 265 25 24.9 2.2 | 282 6 6.1 -1.3 34 126 14630 275 15 14.9 -1.3 | 39 6 -3.8 -4.8 35 120 14935 260 13 12.8 2.3 | 79 6 -6.0 -1.2 36 114 15240 230 16 12.3 10.3 | 136 9 -6.5 6.8 37 109 15545 260 22 21.7 3.8 | 263 3 2.9 0.4 38 104 15850 260 17 16.7 3.0 | 76 2 -2.0 -0.5 39 100 16110 255 11 10.6 2.8 | 86 8 -8.1 -0.6 40 99 16154 290 19 17.9 -6.5 | 5 10 -0.9 -9.9 41 95 16459 255 11 10.6 2.8 | 86 8 -8.1 -0.6 42 90 16764 265 14 13.9 1.2 | 65 5 -4.8 -2.2 43 86 17069 245 16 14.5 6.8 | 128 5 -4.3 3.3 44 78 17678 245 18 16.3 7.6 | 150 5 -2.4 4.2 45 75 17983 260 23 22.7 4.0 | 262 4 3.9 0.5 46 71 18288 265 11 11.0 1.0 | 72 8 -7.8 -2.5 47 70 18380 270 19 19.0 -0.0 | 356 3 0.2 -3.4 48 65 18898 275 21 20.9 -1.8 | 338 6 2.2 -5.3 49 62 19202 275 15 14.9 -1.3 | 39 6 -3.8 -4.8 50 59 19507 315 10 7.1 -7.1 | 48 16 -11.7 -10.5 51 56 19812 305 4 3.3 -2.3 | 70 17 -15.5 -5.7 52 51 20422 245 16 14.5 6.8 | 128 5 -4.3 3.3 53 50 20560 305 9 7.4 -5.2 | 53 14 -11.4 -8.6 54 49 20726 300 10 8.7 -5.0 | 50 13 -10.1 -8.4 55 46 21031 265 2 2.0 0.2 | 79 17 -16.8 -3.3 56 44 21336 245 9 8.2 3.8 | 92 11 -10.6 0.4 57 42 21641 270 10 10.0 -0.0 | 69 9 -8.8 -3.4 58 33 23165 0 0 -0.0 -0.0 | 80 19 -18.8 -3.4 59 32 23470 155 10 -4.2 9.1 | 104 24 -23.0 5.6 60 30 23774 205 16 6.8 14.5 | 133 16 -12.0 11.1 61 30 23860 285 4 3.9 -1.0 | 73 16 -14.9 -4.5 62 29 24079 250 11 10.3 3.8 | 92 8 -8.4 0.3 63 28 24384 285 4 3.9 -1.0 | 73 16 -14.9 -4.5 64 26 24689 25 11 -4.6 -10.0 | 60 27 -23.4 -13.4 65 24 25298 45 10 -7.1 -7.1 | 68 28 -25.8 -10.5 66 23 25603 70 14 -13.2 -4.8 | 76 33 -31.9 -8.2 67 22 25908 80 12 -11.8 -2.1 | 80 31 -30.6 -5.5 68 20 26520 100 7 -6.9 1.2 | 85 26 -25.7 -2.2 69 18 27127 130 13 -10.0 8.4 | 100 29 -28.7 4.9 70 17 27432 125 10 -8.2 5.7 | 95 27 -27.0 2.3 71 12 29870 0 0 -0.0 -0.0 | 80 19 -18.8 -3.4 72 10 31110 50 12 -9.2 -7.7 | 68 30 -28.0 -11.2 Wind Parameters Mean winds (0-6000m): 229.6 at 25.4 knts Storm direction: 259.6 at 19.1 knts Shear (0-3000m) pos: 2.7 neg: 1.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 98.9 deg Storm rel helicity (0-3000m) pos: 92.1 neg: -7.4 tot: 84.8 m^2/s^2 ave: 28.3 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 40.61 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 ------------------------------------------------------------------------------- 500 243 8 92 11| 0.0 9.4 9.4| 29.8 0.0 29.8 59.6 0.79| 11.8 9.2 1000 225 11 111 12| 2.0 4.7 6.7| 46.0 -1.4 44.7 44.7 0.72| 9.3 6.7 1500 224 12 117 12| 1.8 3.1 4.9| 50.9 -2.7 48.2 32.2 0.67| 7.2 4.9 2000 222 13 120 12| 1.3 2.8 4.2| 52.4 -7.4 45.0 22.5 0.51| 6.6 3.4 2500 219 13 124 12| 2.1 2.3 4.3| 70.3 -7.4 62.9 25.2 0.57| 6.4 3.7 3000 219 15 131 12| 2.7 1.9 4.6| 92.1 -7.4 84.8 28.3 0.64| 6.3 4.0 4000 226 19 152 11| 3.6 1.4 5.0|152.8 -7.4 145.4 36.4 0.74| 6.7 4.9 5000 230 22 172 11| 2.8 2.1 4.9|156.7 -44.8 111.8 22.4 0.51| 6.5 3.3 6000 230 25 183 13| 2.4 2.1 4.5|158.5 -61.0 97.4 16.2 0.44| 5.8 2.6 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20250426.00.gif