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 CYZT... Searching the city database file for: CYZT ... Date:1200Z 18 APR 25 Station: CYZT WMO ident: 71109 Latitude: 50.68 Longitude: -127.37 Elevation: 17.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1020 17 4.8 1.5 79 3.3 3.4 250 1 276.4 277.1 275.5 287.8 4.18 1 1017 41 8.2 -2.8 46 11.0 3.6 257 1 280.0 280.5 275.9 288.6 3.05 2 1015 57 8.8 -3.2 43 12.0 3.8 261 1 280.8 281.3 276.2 289.1 2.97 3 1000 178 8.0 0.0 57 8.0 4.4 295 3 281.1 281.8 277.6 291.8 3.82 4 975 386 6.2 0.2 65 6.0 3.5 333 7 281.4 282.1 277.9 292.5 3.98 5 960 514 7.0 -9.0 31 16.0 1.1 337 6 283.4 283.8 276.3 289.3 2.01 6 937 713 7.8 -1.2 53 9.0 3.8 342 6 286.2 286.9 280.0 296.9 3.73 7 931 767 8.4 -9.6 27 18.0 1.6 344 7 287.4 287.7 278.2 293.2 1.98 8 925 820 8.8 -11.2 23 20.0 1.5 345 7 288.3 288.6 278.4 293.5 1.75 9 919 874 9.0 -16.0 15 25.0 0.7 348 8 289.0 289.3 278.0 292.7 1.19 10 906 992 8.8 -13.2 20 22.0 1.0 346 9 290.0 290.3 278.9 294.6 1.52 11 902 1028 8.8 -2.2 46 11.0 3.8 344 9 290.4 291.0 281.7 300.9 3.60 12 897 1074 9.4 -0.6 50 10.0 4.6 342 9 291.5 292.2 282.7 303.3 4.08 13 890 1139 9.8 -1.2 46 11.0 4.6 339 9 292.5 293.2 283.0 304.1 3.93 14 881 1224 10.6 -20.4 9 31.0 0.8 334 10 294.2 294.4 280.0 296.9 0.86 15 876 1271 10.4 -11.6 20 22.0 2.0 328 11 294.5 294.8 281.3 300.0 1.79 16 868 1347 10.6 -20.4 9 31.0 0.7 318 13 295.5 295.6 280.6 298.2 0.87 17 864 1386 10.2 -2.8 40 13.0 4.2 313 13 295.4 296.1 283.8 306.2 3.60 18 850 1521 9.4 1.4 57 8.0 5.4 295 16 296.0 296.9 285.5 310.7 4.98 19 843 1590 9.0 1.0 57 8.0 5.0 290 13 296.3 297.2 285.5 310.7 4.88 20 837 1649 9.8 -20.2 10 30.0 0.1 285 12 297.7 297.9 281.6 300.7 0.92 21 834 1679 10.0 -24.0 7 34.0 -0.2 282 12 298.2 298.4 281.5 300.4 0.66 22 833 1689 10.0 -24.0 7 34.0 -0.2 282 12 298.3 298.5 281.5 300.5 0.66 23 825 1769 9.8 -15.2 16 25.0 0.7 275 11 299.0 299.2 282.8 303.4 1.42 24 815 1870 9.0 -1.0 49 10.0 4.1 268 10 299.1 299.9 286.1 312.2 4.36 25 805 1972 8.2 -0.8 53 9.0 3.8 261 12 299.4 300.2 286.3 312.8 4.48 26 781 2222 7.8 -2.2 49 10.0 2.9 247 14 301.5 302.3 286.8 314.2 4.16 27 777 2264 7.8 -6.2 36 14.0 1.6 246 14 302.0 302.5 285.8 311.5 3.09 28 743 2632 5.6 -6.4 42 12.0 0.3 249 14 303.5 304.1 286.5 313.3 3.19 29 717 2922 3.4 -7.6 44 11.0 -1.3 249 17 304.2 304.7 286.6 313.5 3.01 30 700 3116 2.0 -5.0 60 7.0 -1.2 245 19 304.7 305.4 287.5 316.3 3.76 31 689 3244 1.0 -3.5 72 4.5 -1.1 255 16 305.0 305.8 288.1 318.1 4.29 32 610 4212 -5.5 -7.8 84 2.3 -6.5 259 21 308.3 308.9 288.5 319.2 3.48 33 592 4447 -6.7 -8.7 86 2.0 -7.5 263 22 309.6 310.2 288.8 320.1 3.35 34 518 5474 -15.3 -19.8 68 4.5 -16.6 251 15 311.2 311.5 287.5 316.3 1.53 35 500 5740 -17.9 -20.4 81 2.5 -18.6 245 16 311.2 311.5 287.5 316.2 1.51 36 464 6293 -22.7 -22.8 99 0.1 -22.7 258 20 312.0 312.2 287.5 316.3 1.32 37 461 6341 -23.5 -23.9 96 0.4 -23.6 259 20 311.5 311.8 287.3 315.6 1.20 38 460 6357 -23.3 -24.7 88 1.4 -23.6 259 20 312.0 312.2 287.3 315.7 1.12 39 459 6373 -21.3 -38.3 20 17.0 -23.7 259 21 314.7 314.7 287.3 315.8 0.31 40 453 6470 -20.3 -37.3 20 17.0 -22.9 255 23 317.1 317.2 288.2 318.4 0.34 41 449 6535 -20.5 -38.5 18 18.0 -23.1 249 24 317.7 317.7 288.3 318.8 0.31 42 413 7148 -24.9 -43.9 15 19.0 -27.1 245 30 319.7 319.7 288.9 320.4 0.19 43 400 7380 -26.7 -45.7 15 19.0 -28.6 250 30 320.3 320.3 289.0 320.9 0.16 44 371 7919 -30.9 -47.9 17 17.0 -32.3 257 31 321.7 321.7 289.4 322.2 0.14 45 362 8092 -32.5 -39.5 50 7.0 -33.3 259 32 321.8 321.9 289.7 323.1 0.34 46 360 8131 -32.9 -43.9 32 11.0 -33.9 259 32 321.8 321.8 289.5 322.6 0.22 47 358 8171 -33.1 -41.1 45 8.0 -33.9 259 33 322.0 322.1 289.7 323.1 0.29 48 355 8230 -33.7 -44.7 32 11.0 -34.7 260 33 322.0 322.0 289.6 322.8 0.20 49 349 8349 -34.7 -41.7 49 7.0 -35.4 261 32 322.2 322.3 289.8 323.3 0.28 50 345 8429 -35.5 -43.5 44 8.0 -36.2 261 31 322.2 322.2 289.7 323.1 0.24 51 337 8592 -36.9 -40.4 70 3.5 -37.2 262 29 322.5 322.5 289.9 323.7 0.33 52 329 8759 -37.1 -54.1 15 17.0 -38.1 263 27 324.4 324.4 290.2 324.7 0.07 53 321 8928 -38.3 -51.3 24 13.0 -39.1 264 25 325.0 325.1 290.4 325.4 0.11 54 300 9390 -42.1 -52.1 33 10.0 -42.6 265 26 326.0 326.0 290.7 326.4 0.10 55 294 9525 -43.5 -52.5 36 9.0 -43.9 263 26 325.9 325.9 290.6 326.3 0.10 56 287 9686 -44.7 -55.7 28 11.0 -45.2 261 25 326.5 326.5 290.8 326.7 0.07 57 250 10590 -51.7 -61.7 29 10.0 -52.0 275 29 329.2 329.2 291.5 329.4 0.04 58 200 12000 -62.9 -68.9 44 6.0 -63.0 270 48 333.2 333.2 292.6 333.2 0.02 59 169 13019 -70.3 -73.7 61 3.4 -70.3 265 38 337.3 337.3 293.7 337.3 0.01 60 150 13730 -69.3 -77.3 30 8.0 -69.4 275 42 350.7 350.7 296.8 350.7 0.01 61 100 16210 -61.7 -86.7 2 25.0 -61.9 300 15 408.5 408.5 306.3 408.5 0.00 62 91 16798 -59.9 -86.9 2 27.0 -60.2 329 23 423.3 423.3 308.1 423.3 0.00 63 86 17151 -61.7 -87.7 2 26.0 -62.0 345 11 426.5 426.5 308.4 426.5 0.00 64 70 18440 -57.9 -86.9 1 29.0 -58.5 310 13 460.5 460.5 311.8 460.5 0.00 65 56 19852 -55.7 -85.7 1 30.0 -56.6 330 10 495.9 495.9 314.7 495.9 0.00 66 50 20570 -57.3 -86.3 1 29.0 -58.1 145 11 508.4 508.4 315.5 508.5 0.00 67 48 20828 -57.7 -86.7 1 29.0 -58.5 148 10 513.5 513.5 315.9 513.5 0.00 68 30 23820 -53.7 -85.7 1 32.0 -55.5 30 10 598.2 598.2 320.5 598.3 0.01 69 23 25523 -52.9 -85.9 1 33.0 -55.3 78 10 647.8 647.8 322.6 647.9 0.01 70 21 26106 -54.1 -86.1 1 32.0 -56.4 72 8 661.3 661.3 323.1 661.4 0.01 71 20 26420 -51.9 -84.9 1 33.0 -54.8 90 6 677.3 677.3 323.7 677.4 0.01 72 15 28300 -48.3 -83.3 1 35.0 -53.1 103 14 747.4 747.4 325.8 747.6 0.03 73 15 28300 -48.7 -84.7 1 36.0 -53.4 103 14 746.0 746.0 325.8 746.2 0.02 TRP 169 13019 -70.3 -73.7 61 3.4 -70.3 265 38 337.3 337.3 293.7 337.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5562.00 m Freezing level: 676.85 mb = 3392.65 m = 11130.61 ft Wetbulb zero: 836.20 mb = 1656.74 m = 5435.44 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 58.18 % Est. max temperature: 23.75 C = 74.76 F Sfc-Lift cond lev (LCL): 969.39 mb = 433.73 m = 1422.97 ft T: 6.50 C 700-500 lapse rate: 7.58 C/km ThetaE index: 7.13 C Layer 881.0- 876.0 mb Conv cond level (CCL): 559.05 mb = 4887.21 m = 16033.97 ft Mean mixing ratio: 3.11 g/kg Conv temperature: 38.92 C = 102.06 F Cap Strength: 17.48 C Lifted Index: 16.77 C Risk: None Lifted Index @300 mb: 24.09 C Lifted Index @700 mb: 16.22 C Showalter Index: 3.99 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 19.30 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 64.80 Risk: None Energy Index: 1.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.02 J/kg Max Up Vert Vel: 8.25 m/s Conv Inhibition (B-): 53370.73 J/kg Cap Strength: 17.44 C Lift Cond Lev (LCL): 820.58 mb = 1813.29 m = 5949.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 11 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 1020 17 250 1 0.9 0.3 | 119 10 -9.2 5.0 1 1000 178 295 3 2.7 -1.3 | 115 8 -7.4 3.4 2 985 305 330 7 3.5 -6.1 | 78 7 -6.6 -1.4 3 949 610 340 6 2.1 -5.6 | 83 8 -8.1 -0.9 4 925 820 345 7 1.8 -6.8 | 76 9 -8.3 -2.1 5 915 914 350 8 1.4 -7.9 | 70 9 -8.8 -3.2 6 882 1219 335 10 4.2 -9.1 | 54 7 -5.9 -4.4 7 850 1521 295 16 14.5 -6.8 | 295 5 4.4 -2.1 8 850 1524 295 14 12.7 -5.9 | 296 3 2.5 -1.2 9 819 1829 270 10 10.0 -0.0 | 178 5 -0.1 4.7 10 789 2134 250 14 13.2 4.8 | 198 10 3.0 9.5 11 760 2438 240 13 11.3 6.5 | 186 11 1.1 11.2 12 732 2743 255 15 14.5 3.9 | 207 10 4.3 8.6 13 706 3048 245 19 17.2 8.0 | 209 15 7.1 12.7 14 700 3116 245 19 17.2 8.0 | 209 15 7.1 12.7 15 679 3353 265 14 13.9 1.2 | 213 7 3.8 5.9 16 653 3658 250 20 18.8 6.8 | 217 14 8.6 11.5 17 604 4267 260 21 20.7 3.6 | 232 13 10.5 8.3 18 559 4877 270 24 24.0 -0.0 | 251 15 13.9 4.7 19 537 5182 270 17 17.0 -0.0 | 236 8 6.9 4.7 20 517 5486 250 15 14.1 5.1 | 202 11 3.9 9.8 21 500 5740 245 16 14.5 6.8 | 201 12 4.4 11.5 22 476 6096 255 17 16.4 4.4 | 215 11 6.3 9.1 23 457 6401 260 21 20.7 3.6 | 232 13 10.5 8.3 24 438 6706 235 29 23.8 16.6 | 213 25 13.6 21.3 25 400 7380 250 30 28.2 10.3 | 230 23 18.0 15.0 26 386 7620 255 29 28.0 7.5 | 236 22 17.9 12.2 27 354 8230 260 33 32.5 5.7 | 245 25 22.4 10.4 28 311 9144 265 22 21.9 1.9 | 241 14 11.8 6.6 29 300 9390 265 26 25.9 2.3 | 246 17 15.8 7.0 30 284 9754 260 25 24.6 4.3 | 238 17 14.5 9.0 31 271 10058 275 25 24.9 -2.2 | 260 15 14.8 2.5 32 250 10590 275 29 28.9 -2.5 | 263 19 18.7 2.2 33 247 10668 275 28 27.9 -2.4 | 263 18 17.7 2.3 34 200 12000 270 48 48.0 -0.0 | 263 38 37.9 4.7 35 184 12497 270 50 50.0 -0.0 | 263 40 39.9 4.7 36 169 13019 265 38 37.9 3.3 | 254 29 27.7 8.0 37 150 13730 275 42 41.8 -3.7 | 268 32 31.7 1.0 38 136 14326 270 33 33.0 -0.0 | 258 23 22.9 4.7 39 129 14630 290 33 31.0 -11.3 | 288 22 20.9 -6.6 40 123 14935 285 34 32.8 -8.8 | 280 23 22.7 -4.1 41 117 15240 300 31 26.8 -15.5 | 303 20 16.7 -10.8 42 111 15545 295 21 19.0 -8.9 | 295 10 8.9 -4.2 43 106 15850 320 15 9.6 -11.5 | 4 7 -0.5 -6.8 44 100 16210 300 15 13.0 -7.5 | 315 4 2.8 -2.8 45 96 16459 300 15 13.0 -7.5 | 315 4 2.8 -2.8 46 92 16764 325 24 13.8 -19.7 | 346 15 3.6 -15.0 47 87 17069 360 12 -0.0 -12.0 | 54 13 -10.1 -7.3 48 83 17374 305 10 8.2 -5.7 | 62 2 -2.0 -1.0 49 79 17678 330 15 7.5 -13.0 | 18 9 -2.6 -8.3 50 75 17983 330 12 6.0 -10.4 | 36 7 -4.1 -5.7 51 72 18288 310 13 10.0 -8.4 | 3 4 -0.2 -3.7 52 70 18440 310 13 10.0 -8.4 | 3 4 -0.2 -3.7 53 68 18593 325 14 8.0 -11.5 | 17 7 -2.1 -6.8 54 65 18898 295 11 10.0 -4.6 | 106 0 -0.2 0.1 55 54 20117 340 10 3.4 -9.4 | 55 8 -6.7 -4.7 56 50 20570 145 11 -6.3 9.0 | 130 21 -16.5 13.7 57 49 20726 140 10 -6.4 7.7 | 127 21 -16.6 12.4 58 47 21031 165 10 -2.6 9.7 | 138 19 -12.7 14.4 59 44 21336 245 7 6.3 3.0 | 154 9 -3.8 7.7 60 42 21641 320 10 6.4 -7.7 | 51 5 -3.7 -3.0 61 40 21946 360 10 -0.0 -10.0 | 62 11 -10.1 -5.3 62 30 23774 45 1 -0.7 -0.7 | 110 12 -10.9 4.0 63 30 23820 30 10 -5.0 -8.7 | 75 16 -15.1 -4.0 64 29 24079 5 10 -0.9 -10.0 | 64 12 -11.0 -5.3 65 25 24994 35 11 -6.3 -9.0 | 75 17 -16.5 -4.3 66 23 25603 85 10 -10.0 -0.9 | 101 20 -20.1 3.8 67 22 25908 60 10 -8.7 -5.0 | 89 19 -18.8 -0.3 68 20 26420 90 6 -6.0 0.0 | 106 17 -16.1 4.7 69 19 26518 100 13 -12.8 2.3 | 107 24 -22.9 7.0 70 16 27127 70 10 -9.4 -3.4 | 94 20 -19.5 1.3 71 14 27432 125 17 -13.9 9.8 | 121 28 -24.1 14.5 72 13 27737 140 10 -6.4 7.7 | 127 21 -16.6 12.4 73 12 28042 70 3 -2.8 -1.0 | 106 13 -13.0 3.7 74 11 28346 65 21 -19.0 -8.9 | 82 29 -29.2 -4.2 75 10 28651 90 20 -20.0 0.0 | 99 31 -30.1 4.7 Wind Parameters Mean winds (0-6000m): 264.9 at 14.9 knts Storm direction: 294.9 at 11.2 knts Shear (0-3000m) pos: 1.6 neg: 3.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 90.5 deg Storm rel helicity (0-3000m) pos: 15.9 neg: -41.8 tot: -25.9 m^2/s^2 ave: -8.6 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.50 Bulk Shear: 22.69 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 ------------------------------------------------------------------------------- 500 324 5 97 7| 6.5 0.0 6.5| 0.9 -9.5 -8.6 -17.1 -0.54| 8.8 -4.8 1000 336 6 85 8| 4.5 0.0 4.5| 1.3 -15.8 -14.6 -14.6 -0.59| 6.3 -3.7 1500 328 8 73 6| 3.0 4.2 7.2| 1.3 -31.4 -30.1 -20.0 -0.74| 8.7 -6.5 2000 311 9 74 4| 2.3 3.8 6.1| 3.7 -36.2 -32.5 -16.2 -0.64| 9.5 -6.2 2500 293 10 129 2| 1.8 3.6 5.4| 6.7 -41.8 -35.1 -14.1 -0.58| 8.8 -5.1 3000 280 11 187 3| 1.6 3.0 4.6| 15.9 -41.8 -25.9 -8.6 -0.43| 8.5 -3.7 4000 269 13 207 6| 1.6 2.6 4.2| 27.6 -42.1 -14.5 -3.6 -0.28| 8.4 -2.3 5000 267 15 219 7| 1.8 2.1 3.8| 49.5 -45.0 4.5 0.9 -0.17| 7.6 -1.3 6000 265 15 218 8| 1.6 1.9 3.4| 56.1 -64.0 -7.9 -1.3 -0.21| 7.5 -1.6 Wrote GIF file: /home/apache/climate/data/raob//CYZT/skewt/CYZT.skewt.20250418.12.gif