UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 20 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 139 SFC 946 691 8.8 -8.2 29 17.0 2.2 315 5 286.5 286.8 278.0 292.8 2.17 2 941 713 6.8 -9.2 31 16.0 0.9 313 6 284.9 285.2 277.0 290.8 2.02 3 925 783 5.4 -8.6 36 14.0 0.2 305 10 284.8 285.2 277.2 291.1 2.15 4 850 1466 -0.9 -9.9 50 9.0 -4.0 290 11 285.2 285.6 277.3 291.4 2.12 5 785 2094 -6.7 -14.7 53 8.0 -9.0 262 12 285.6 285.8 276.7 290.2 1.56 6 732 2634 -12.3 -12.9 95 0.6 -12.5 267 14 285.2 285.5 277.1 290.9 1.93 7 721 2750 -13.3 -13.4 99 0.1 -13.3 265 12 285.3 285.7 277.1 290.9 1.88 8 707 2899 -14.3 -16.3 85 2.0 -14.8 272 11 285.8 286.1 276.8 290.3 1.51 9 700 2974 -15.1 -16.2 91 1.1 -15.4 275 10 285.8 286.0 276.8 290.3 1.54 10 686 3126 -16.3 -16.3 100 0.0 -16.3 244 10 286.1 286.4 277.0 290.7 1.56 11 636 3691 -20.1 -20.6 96 0.5 -20.2 242 13 288.0 288.2 277.4 291.6 1.17 12 595 4180 -24.5 -25.4 92 0.9 -24.6 286 22 288.5 288.6 277.2 291.0 0.81 13 593 4205 -24.5 -28.3 71 3.8 -25.1 287 22 288.7 288.8 277.0 290.7 0.63 14 591 4229 -24.5 -27.1 79 2.6 -24.9 288 22 289.0 289.1 277.3 291.2 0.70 15 589 4254 -24.7 -33.7 43 9.0 -25.8 289 23 289.1 289.1 276.8 290.3 0.38 16 585 4303 -24.9 -37.9 29 13.0 -26.2 290 23 289.4 289.4 276.7 290.2 0.25 17 565 4556 -25.7 -32.7 52 7.0 -26.6 286 24 291.3 291.4 278.0 292.7 0.43 18 540 4882 -28.1 -44.1 20 16.0 -29.3 280 26 292.3 292.3 278.0 292.8 0.14 19 527 5056 -29.3 -38.3 41 9.0 -30.2 282 29 292.9 292.9 278.5 293.8 0.27 20 523 5111 -29.7 -41.7 30 12.0 -30.7 282 30 293.0 293.1 278.4 293.7 0.19 21 517 5193 -30.3 -39.3 41 9.0 -31.1 283 32 293.3 293.3 278.7 294.1 0.24 22 514 5234 -30.3 -33.9 71 3.6 -30.7 283 32 293.8 293.8 279.1 295.2 0.42 23 503 5388 -31.3 -34.2 76 2.9 -31.6 285 35 294.4 294.4 279.4 295.8 0.42 24 500 5430 -31.5 -34.6 74 3.1 -31.8 285 36 294.6 294.7 279.6 296.0 0.41 25 493 5530 -32.1 -35.7 70 3.6 -32.4 284 36 295.1 295.2 279.7 296.3 0.37 26 486 5631 -32.9 -43.9 32 11.0 -33.7 284 36 295.3 295.3 279.5 295.9 0.16 27 485 5646 -32.9 -37.7 62 4.8 -33.3 283 36 295.5 295.5 279.8 296.5 0.31 28 481 5704 -33.5 -49.5 19 16.0 -34.4 283 36 295.4 295.5 279.4 295.8 0.09 29 479 5733 -33.7 -46.7 26 13.0 -34.5 283 36 295.6 295.6 279.6 296.0 0.12 30 477 5763 -33.7 -39.7 55 6.0 -34.2 283 36 295.9 296.0 279.9 296.8 0.25 31 474 5807 -33.9 -39.9 55 6.0 -34.4 282 36 296.2 296.2 280.0 297.0 0.25 32 462 5987 -34.9 -38.8 68 3.9 -35.2 281 36 297.1 297.2 280.5 298.1 0.29 33 436 6389 -38.1 -42.5 63 4.4 -38.4 280 40 298.0 298.1 280.8 298.8 0.21 34 431 6469 -38.5 -46.5 43 8.0 -38.9 280 41 298.5 298.5 280.9 299.0 0.14 35 427 6533 -38.9 -44.9 53 6.0 -39.2 280 42 298.8 298.8 281.1 299.4 0.16 36 400 6980 -41.3 -45.7 62 4.4 -41.5 280 44 301.3 301.3 282.1 301.9 0.16 37 385 7238 -43.5 -47.4 65 3.9 -43.7 282 43 301.7 301.8 282.3 302.2 0.14 38 366 7577 -45.7 -51.7 51 6.0 -45.9 285 42 303.2 303.2 282.8 303.5 0.09 39 364 7613 -45.1 -54.1 36 9.0 -45.4 285 42 304.5 304.5 283.3 304.7 0.07 40 357 7743 -45.3 -56.3 28 11.0 -45.6 285 42 305.9 305.9 283.8 306.1 0.05 41 353 7818 -45.5 -52.5 45 7.0 -45.7 286 41 306.6 306.6 284.1 306.9 0.08 42 343 8009 -45.9 -53.9 40 8.0 -46.2 286 41 308.6 308.6 284.9 308.9 0.07 43 300 8890 -51.3 -60.3 33 9.0 -51.5 290 38 313.0 313.0 286.5 313.2 0.04 44 285 9221 -52.7 -62.7 29 10.0 -52.9 285 38 315.7 315.7 287.3 315.8 0.03 45 250 10070 -50.1 -68.1 10 18.0 -50.4 270 39 331.6 331.6 292.2 331.6 0.02 46 247 10149 -49.9 -68.9 9 19.0 -50.3 270 40 333.0 333.0 292.6 333.1 0.01 47 227 10700 -48.5 -66.5 11 18.0 -49.0 275 46 343.3 343.3 295.1 343.4 0.02 48 200 11530 -48.9 -67.9 9 19.0 -49.4 285 35 355.3 355.3 297.8 355.4 0.02 49 150 13400 -51.7 -71.7 7 20.0 -52.2 270 35 381.0 381.0 302.4 381.1 0.02 50 147 13531 -52.3 -71.3 8 19.0 -52.8 269 35 382.2 382.2 302.6 382.2 0.02 51 138 13942 -51.1 -70.1 9 19.0 -51.7 281 38 391.2 391.2 304.0 391.3 0.02 52 130 14330 -52.3 -71.3 8 19.0 -52.8 290 33 395.8 395.8 304.6 395.9 0.02 53 123 14690 -50.7 -70.7 8 20.0 -51.4 277 31 405.1 405.1 305.9 405.2 0.02 54 112 15296 -54.1 -73.1 8 19.0 -54.6 258 17 409.7 409.7 306.5 409.8 0.02 55 105 15712 -52.7 -72.7 7 20.0 -53.3 241 29 420.0 420.0 307.7 420.1 0.02 56 100 16030 -49.3 -70.3 7 21.0 -50.3 295 24 432.5 432.5 309.1 432.6 0.03 57 89 16792 -49.9 -71.9 6 22.0 -50.9 334 14 445.9 445.9 310.5 446.1 0.03 58 83 17244 -53.3 -74.3 6 21.0 -54.1 282 12 448.0 448.0 310.7 448.1 0.02 59 70 18340 -52.9 -75.9 5 23.0 -53.8 250 16 471.2 471.2 312.7 471.3 0.02 60 64 18915 -53.7 -74.7 6 21.0 -54.6 273 10 481.7 481.7 313.6 481.8 0.02 61 63 19016 -51.1 -75.1 4 24.0 -52.3 290 10 489.6 489.6 314.2 489.7 0.02 62 50 20510 -52.3 -78.3 3 26.0 -53.7 315 14 520.2 520.2 316.3 520.3 0.02 63 41 21791 -53.9 -78.9 3 25.0 -55.2 283 8 546.6 546.6 317.9 546.7 0.02 64 30 23810 -51.5 -79.5 2 28.0 -53.7 160 5 604.2 604.3 320.8 604.4 0.02 65 21 26131 -50.7 -80.7 2 30.0 -53.8 146 9 671.5 671.6 323.5 671.8 0.03 66 20 26450 -49.1 -79.1 2 30.0 -52.8 125 8 685.9 685.9 324.0 686.2 0.04 67 19 26788 -47.9 -78.9 2 31.0 -52.1 185 5 699.7 699.8 324.4 700.1 0.04 68 17 27517 -51.1 -83.1 1 32.0 -54.6 18 11 712.1 712.1 324.8 712.3 0.02 69 10 31010 -46.1 -83.1 1 37.0 -53.3 5 2 847.5 847.5 328.4 847.8 0.04 70 9.6 31281 -46.5 -83.5 1 37.0 -53.7 855.9 855.9 328.5 856.3 0.04 71 6.8 33613 -38.1 -76.1 1 38.0 -51.3 979.6 979.7 330.9 981.8 0.18 TRP 285 9221 -52.7 -62.7 29 10.0 -52.9 285 38 315.7 315.7 287.3 315.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: 860.71 mb = 1368.43 m = 4489.54 ft Wetbulb zero: 921.52 mb = 813.42 m = 2668.65 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 64.64 % Est. max temperature: 7.85 C = 46.13 F Sfc-Lift cond lev (LCL): 728.23 mb = 2673.47 m = 8771.11 ft T: -12.64 C 700-500 lapse rate: 6.68 C/km ThetaE index: 2.07 C Layer 941.0- 925.0 mb Conv cond level (CCL): 738.00 mb = 2570.97 m = 8434.83 ft Mean mixing ratio: 2.12 g/kg Conv temperature: 7.60 C = 45.68 F Cap Strength: 3.60 C Lifted Index: 3.81 C Risk: None Lifted Index @300 mb: 15.51 C Lifted Index @700 mb: -0.30 C Showalter Index: 3.70 C Risk: None Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.60 C Cross Totals Index: 21.60 C K Index: 19.60 Risk: < 20 % chance of thunderstorms Sweat Index: 122.00 Risk: None Energy Index: 0.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.37 J/kg Max Up Vert Vel: 3.57 m/s Conv Inhibition (B-): 14.09 J/kg Cap Strength: 3.79 C Lift Cond Lev (LCL): 740.17 mb = 2548.34 m = 8360.61 ft Lev Free Conv (LFC): 725.17 mb = 2705.63 m = 8876.63 ft Equ Level (EL): 655.17 mb = 3469.35 m = 11382.26 ft B at Equ Level: 6.10 J/kg Max Parcel Lev (MPL): 585.17 mb = 4301.36 m = 14111.92 ft Wind level data Storm motion: 309 at 16 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 ---------------------------------------------------------- 0 946 691 315 5 3.5 -3.5 | 126 11 -8.8 6.4 1 925 783 305 10 8.2 -5.7 | 135 6 -4.2 4.2 2 910 914 315 11 7.8 -7.8 | 115 5 -4.6 2.2 3 876 1219 280 12 11.8 -2.1 | 176 8 -0.6 7.9 4 850 1466 290 11 10.3 -3.8 | 162 7 -2.0 6.2 5 844 1524 290 11 10.3 -3.8 | 162 7 -2.0 6.2 6 811 1829 275 9 9.0 -0.8 | 160 10 -3.4 9.2 7 780 2134 260 13 12.8 2.3 | 182 12 0.4 12.2 8 750 2438 270 16 16.0 -0.0 | 200 11 3.6 10.0 9 721 2743 265 12 12.0 1.0 | 178 11 -0.4 11.0 10 700 2974 275 10 10.0 -0.9 | 165 9 -2.4 9.1 11 693 3048 245 10 9.1 4.2 | 167 15 -3.3 14.2 12 637 3658 240 13 11.3 6.5 | 176 16 -1.1 16.5 13 611 3962 280 19 18.7 -3.3 | 224 9 6.3 6.7 14 586 4267 290 23 21.6 -7.9 | 257 9 9.2 2.1 15 539 4877 280 26 25.6 -4.5 | 248 14 13.2 5.4 16 500 5430 285 36 34.8 -9.3 | 268 22 22.4 0.6 17 454 6096 280 36 35.5 -6.3 | 261 23 23.1 3.7 18 416 6706 280 44 43.3 -7.6 | 266 31 31.0 2.3 19 400 6980 280 44 43.3 -7.6 | 266 31 31.0 2.3 20 363 7620 285 42 40.6 -10.9 | 272 28 28.2 -0.9 21 300 8890 290 38 35.7 -13.0 | 277 24 23.3 -3.0 22 288 9144 290 37 34.8 -12.7 | 277 23 22.4 -2.7 23 285 9221 285 38 36.7 -9.8 | 270 24 24.3 0.1 24 250 10070 270 39 39.0 -0.0 | 249 28 26.6 10.0 25 239 10363 270 42 42.0 -0.0 | 251 31 29.6 10.0 26 228 10668 275 46 45.8 -4.0 | 260 34 33.5 5.9 27 200 11530 285 35 33.8 -9.1 | 268 21 21.4 0.9 28 198 11582 285 38 36.7 -9.8 | 270 24 24.3 0.1 29 164 12802 265 23 22.9 2.0 | 221 16 10.5 12.0 30 150 13400 270 35 35.0 -0.0 | 246 25 22.6 10.0 31 150 13411 265 31 30.9 2.7 | 236 22 18.5 12.7 32 143 13716 275 41 40.8 -3.6 | 257 29 28.5 6.4 33 130 14326 290 33 31.0 -11.3 | 274 19 18.6 -1.3 34 124 14630 275 34 33.9 -3.0 | 252 23 21.5 7.0 35 118 14935 285 16 15.5 -4.1 | 208 7 3.1 5.8 36 113 15240 260 15 14.8 2.6 | 191 13 2.4 12.6 37 103 15850 235 33 27.0 18.9 | 207 32 14.7 28.9 38 100 16030 295 24 21.8 -10.1 | 271 9 9.4 -0.2 39 98 16154 295 24 21.8 -10.1 | 271 9 9.4 -0.2 40 89 16764 335 14 5.9 -12.7 | 67 7 -6.5 -2.7 41 85 17069 315 10 7.1 -7.1 | 119 6 -5.3 2.9 42 81 17374 255 14 13.5 3.6 | 185 14 1.2 13.6 43 78 17678 290 12 11.3 -4.1 | 169 6 -1.1 5.9 44 74 17983 250 4 3.8 1.4 | 143 14 -8.6 11.3 45 71 18288 255 10 9.7 2.6 | 168 13 -2.7 12.5 46 70 18340 250 16 15.0 5.5 | 190 16 2.7 15.4 47 67 18593 255 16 15.5 4.1 | 192 14 3.1 14.1 48 64 18898 270 10 10.0 -0.0 | 167 10 -2.4 10.0 49 61 19202 320 11 7.1 -8.4 | 106 6 -5.3 1.5 50 58 19507 290 10 9.4 -3.4 | 156 7 -3.0 6.5 51 56 19812 305 15 12.3 -8.6 | 176 1 -0.1 1.4 52 53 20117 295 14 12.7 -5.9 | 184 4 0.3 4.0 53 51 20422 345 12 3.1 -11.6 | 80 9 -9.3 -1.6 54 50 20510 315 14 9.9 -9.9 | 91 2 -2.5 0.1 55 48 20726 315 10 7.1 -7.1 | 119 6 -5.3 2.9 56 46 21031 320 12 7.7 -9.2 | 99 5 -4.7 0.8 57 44 21336 10 7 -1.2 -6.9 | 103 14 -13.6 3.1 58 38 22250 195 10 2.6 9.7 | 153 22 -9.8 19.6 59 30 23810 160 5 -1.7 4.7 | 136 20 -14.1 14.7 60 26 24689 65 10 -9.1 -4.2 | 105 22 -21.4 5.7 61 25 24994 140 10 -6.4 7.7 | 133 26 -18.8 17.6 62 24 25298 165 12 -3.1 11.6 | 144 27 -15.5 21.5 63 23 25603 180 10 0.0 10.0 | 148 23 -12.4 20.0 64 20 26450 125 8 -6.6 4.6 | 128 24 -18.9 14.5 65 18 27127 245 1 0.9 0.4 | 132 15 -11.5 10.4 66 17 27432 15 11 -2.8 -10.6 | 87 15 -15.2 -0.7 67 14 28651 60 10 -8.7 -5.0 | 103 22 -21.0 5.0 68 14 28956 35 10 -5.7 -8.2 | 96 18 -18.1 1.8 69 13 29261 50 10 -7.7 -6.4 | 100 20 -20.0 3.5 70 12 29870 60 10 -8.7 -5.0 | 103 22 -21.0 5.0 71 11 30175 40 17 -10.9 -13.0 | 83 24 -23.3 -3.1 72 10 31010 5 2 -0.2 -2.0 | 122 15 -12.5 8.0 Wind Parameters Mean winds (0-6000m): 278.8 at 21.2 knts Storm direction: 308.8 at 15.9 knts Shear (0-3000m) pos: 0.3 neg: 2.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 53.8 deg Storm rel helicity (0-3000m) pos: 44.0 neg: -20.7 tot: 23.3 m^2/s^2 ave: 7.8 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 21.62 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 ------------------------------------------------------------------------------- 500 304 10 138 6| 0.0 8.3 8.3| 9.5 -2.0 7.5 14.9 0.38| 13.3 5.0 1000 295 11 153 6| 0.0 3.3 3.3| 9.5 -4.9 4.6 4.6 0.20| 8.5 1.7 1500 286 11 163 7| 0.0 3.9 3.9| 22.8 -5.3 17.4 11.6 0.34| 7.9 2.7 2000 280 12 173 8| 0.3 2.9 3.2| 29.8 -13.5 16.3 8.2 0.25| 7.4 1.9 2500 277 11 173 9| 0.3 2.4 2.6| 32.0 -20.7 11.3 4.5 0.14| 7.5 1.1 3000 270 12 175 10| 0.3 2.0 2.3| 44.0 -20.7 23.3 7.8 0.20| 6.8 1.4 4000 275 14 190 9| 2.1 1.9 4.0| 87.6 -24.5 63.1 15.8 0.36| 7.7 2.8 5000 278 17 213 9| 2.1 1.9 4.0|116.1 -31.5 84.5 16.9 0.36| 7.5 2.7 6000 279 21 232 11| 1.7 2.3 4.0|131.8 -42.5 89.3 14.9 0.32| 7.1 2.3 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20250420.00.gif