UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for CYZT... Searching the city database file for: CYZT ... Date:1200Z 12 DEC 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 1018 17 6.2 5.4 95 0.8 5.8 110 11 277.9 278.9 278.1 292.9 5.52 1 1000 167 5.0 5.0 100 0.0 5.0 100 18 278.1 279.1 278.2 293.0 5.47 2 955 542 2.8 2.8 100 0.0 2.8 106 19 279.6 280.4 278.2 293.1 4.90 3 925 800 2.4 2.4 100 0.0 2.4 120 10 281.8 282.6 279.3 295.4 4.92 4 856 1425 0.0 0.0 100 0.0 0.0 204 24 285.6 286.3 280.6 298.2 4.47 5 850 1482 0.8 0.8 100 0.0 0.8 210 26 287.0 287.8 281.5 300.5 4.77 6 814 1830 1.2 1.2 100 0.0 1.2 245 28 291.0 291.9 283.7 305.8 5.13 7 700 3037 -1.9 -1.9 100 0.0 -1.9 265 40 300.4 301.3 286.9 314.7 4.75 8 698 3060 -2.1 -2.1 100 0.0 -2.1 265 40 300.4 301.3 286.9 314.5 4.70 9 631 3856 -6.9 -9.3 83 2.4 -7.8 269 46 303.7 304.3 286.4 313.0 2.99 10 596 4299 -9.9 -10.6 95 0.7 -10.2 265 50 305.2 305.8 286.8 314.2 2.86 11 579 4522 -11.1 -11.1 100 0.0 -11.1 265 52 306.4 306.9 287.2 315.3 2.83 12 562 4752 -11.1 -25.1 30 14.0 -14.5 265 55 309.0 309.2 286.0 312.0 0.89 13 534 5142 -14.1 -16.8 80 2.7 -14.9 263 62 310.0 310.3 287.5 316.2 1.92 14 500 5640 -16.7 -18.3 87 1.6 -17.1 265 75 312.7 313.0 288.3 318.6 1.81 15 453 6373 -21.7 -23.0 89 1.3 -22.0 274 85 315.4 315.6 288.7 319.8 1.33 16 400 7280 -26.3 -28.3 83 2.0 -26.7 270 71 320.8 321.0 290.0 324.1 0.93 17 392 7426 -27.1 -29.3 82 2.2 -27.5 273 71 321.6 321.8 290.2 324.7 0.86 18 311 9046 -40.3 -44.1 67 3.8 -40.6 275 88 325.2 325.2 290.6 326.1 0.24 19 300 9290 -42.3 -44.2 82 1.9 -42.4 275 89 325.7 325.8 290.7 326.7 0.25 20 293 9450 -43.7 -44.7 90 1.0 -43.7 276 91 326.0 326.0 290.8 326.9 0.24 21 256 10346 -51.7 -55.1 67 3.4 -51.8 279 103 327.0 327.0 290.9 327.3 0.08 22 250 10500 -53.1 -55.3 77 2.2 -53.2 280 105 327.1 327.1 291.0 327.5 0.08 23 249 10526 -53.3 -55.4 78 2.1 -53.4 280 105 327.2 327.2 291.0 327.5 0.08 24 245 10630 -54.3 -57.4 69 3.1 -54.4 280 105 327.2 327.2 291.0 327.5 0.07 25 227 11114 -58.3 -60.6 75 2.3 -58.3 277 109 328.3 328.3 291.3 328.5 0.05 26 223 11225 -58.9 -62.6 62 3.7 -59.0 277 109 329.1 329.1 291.5 329.2 0.04 27 215 11453 -60.9 -62.4 82 1.5 -60.9 276 111 329.4 329.4 291.6 329.6 0.04 28 212 11540 -61.4 -63.1 79 1.8 -61.4 275 112 330.0 330.0 291.7 330.2 0.04 29 205 11748 -62.5 -64.9 73 2.4 -62.5 279 103 331.4 331.4 292.2 331.6 0.03 30 203 11808 -63.3 -67.7 55 4.4 -63.3 280 100 331.1 331.1 292.0 331.2 0.02 31 200 11900 -61.1 -73.1 19 12.0 -61.2 280 97 336.0 336.0 293.3 336.0 0.01 32 196 12026 -58.7 -75.7 9 17.0 -58.9 281 94 341.8 341.8 294.7 341.8 0.01 33 192 12156 -57.9 -73.9 11 16.0 -58.1 282 91 345.1 345.1 295.6 345.1 0.01 34 181 12525 -60.9 -75.9 12 15.0 -61.0 285 84 346.1 346.1 295.8 346.1 0.01 35 169 12950 -61.5 -77.5 10 16.0 -61.6 283 87 351.9 351.9 297.1 351.9 0.01 36 162 13215 -57.9 -76.9 7 19.0 -58.1 281 90 362.3 362.3 299.1 362.3 0.01 37 150 13700 -57.5 -79.5 4 22.0 -57.8 290 81 371.0 371.0 300.8 371.0 0.00 38 147 13828 -55.9 -79.9 3 24.0 -56.2 290 80 375.9 375.9 301.6 376.0 0.00 39 128 14702 -58.7 -82.7 3 24.0 -59.0 293 70 386.1 386.1 303.2 386.1 0.00 40 115 15376 -57.7 -82.7 3 25.0 -58.0 297 65 399.9 399.9 305.2 399.9 0.00 41 108 15770 -59.9 -83.9 3 24.0 -60.2 300 60 403.0 403.0 305.6 403.0 0.00 42 100 16250 -60.1 -85.1 2 25.0 -60.4 300 46 411.6 411.6 306.7 411.6 0.00 43 96 16506 -59.1 -85.1 2 26.0 -59.5 300 46 418.4 418.4 307.5 418.4 0.00 44 88 17049 -62.1 -86.1 3 24.0 -62.4 300 51 422.9 422.9 308.0 422.9 0.00 45 70 18480 -57.9 -85.9 2 28.0 -58.5 325 35 460.5 460.5 311.8 460.5 0.00 46 67 18757 -56.1 -85.1 1 29.0 -56.8 325 35 470.2 470.2 312.7 470.2 0.00 47 57 19776 -59.3 -86.3 2 27.0 -59.9 351 43 485.2 485.2 313.8 485.2 0.00 48 50 20600 -57.1 -86.1 1 29.0 -57.9 355 28 508.9 508.9 315.6 508.9 0.00 49 34 23017 -60.1 -88.1 1 28.0 -60.9 353 38 560.4 560.4 318.6 560.4 0.00 50 30 23800 -58.1 -87.1 1 29.0 -59.2 360 40 586.2 586.3 320.0 586.3 0.01 51 27 24464 -56.5 -86.5 1 30.0 -58.0 1 36 608.7 608.7 321.0 608.7 0.01 52 25 24951 -56.7 -86.7 1 30.0 -58.2 358 31 621.7 621.7 321.6 621.7 0.01 53 20 26350 -60.3 -88.3 1 28.0 -61.6 10 49 651.6 651.6 322.7 651.7 0.01 54 14 28583 -58.5 -87.5 1 29.0 -60.6 9 43 727.7 727.7 325.3 727.8 0.01 TRP 203 11808 -63.3 -67.7 55 4.4 -63.3 280 100 331.1 331.1 292.0 331.2 0.02 WND 212 11540 -61.4 -63.1 79 1.8 -61.4 275 112 330.0 330.0 291.7 330.2 0.04 Sounding variables and indices 1000-500 mb thick: 5473.00 m Freezing level: 769.87 mb = 2297.20 m = 7536.66 ft Wetbulb zero: 770.26 mb = 2271.87 m = 7453.54 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 91.53 % Est. max temperature: 13.19 C = 55.75 F Sfc-Lift cond lev (LCL): 1005.63 mb = 119.83 m = 393.13 ft T: 5.38 C 700-500 lapse rate: 5.69 C/km Conv cond level (CCL): 973.28 mb = 387.32 m = 1270.73 ft Mean mixing ratio: 5.13 g/kg Conv temperature: 7.29 C = 45.12 F Cap Strength: 15.35 C Lifted Index: 16.85 C Risk: None Lifted Index @300 mb: 22.84 C Lifted Index @700 mb: 11.38 C Showalter Index: 11.87 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 17.50 C Cross Totals Index: 17.50 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 263.99 Risk: None Energy Index: 3.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.94 J/kg Max Up Vert Vel: 5.82 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 16.60 C Lift Cond Lev (LCL): 965.69 mb = 451.00 m = 1479.65 ft Lev Free Conv (LFC): 960.69 mb = 493.23 m = 1618.20 ft Equ Level (EL): 940.69 mb = 663.80 m = 2177.79 ft B at Equ Level: 16.09 J/kg Max Parcel Lev (MPL): 890.69 mb = 1104.91 m = 3624.99 ft Wind level data Storm motion: 289 at 30 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 1018 17 110 11 -10.3 3.8 | 109 41 -38.6 13.6 1 1000 167 100 18 -17.7 3.1 | 106 48 -46.0 12.9 2 983 305 110 21 -19.7 7.2 | 109 51 -48.0 17.0 3 947 610 105 18 -17.4 4.7 | 108 48 -45.7 14.5 4 925 800 120 10 -8.7 5.0 | 112 40 -37.0 14.8 5 912 914 120 7 -6.1 3.5 | 111 37 -34.4 13.3 6 878 1219 180 16 0.0 16.0 | 132 38 -28.3 25.8 7 850 1482 210 26 13.0 22.5 | 155 36 -15.3 32.3 8 846 1524 215 25 14.3 20.5 | 155 33 -14.0 30.3 9 814 1829 245 28 25.4 11.8 | 172 22 -2.9 21.6 10 784 2134 260 25 24.6 4.3 | 165 15 -3.7 14.1 11 754 2438 260 29 28.6 5.0 | 181 15 0.3 14.8 12 726 2743 260 38 37.4 6.6 | 209 19 9.1 16.4 13 700 3037 265 40 39.8 3.5 | 221 18 11.6 13.3 14 646 3658 270 45 45.0 -0.0 | 240 19 16.7 9.8 15 597 4267 265 50 49.8 4.4 | 237 26 21.5 14.2 16 552 4877 265 56 55.8 4.9 | 242 31 27.5 14.7 17 510 5486 260 71 69.9 12.3 | 242 47 41.6 22.1 18 500 5640 265 75 74.7 6.5 | 251 49 46.4 16.3 19 470 6096 270 77 77.0 -0.0 | 259 50 48.7 9.8 20 451 6401 275 86 85.7 -7.5 | 268 57 57.4 2.3 21 400 7280 270 71 71.0 -0.0 | 257 44 42.7 9.8 22 398 7315 275 68 67.7 -5.9 | 264 40 39.4 3.9 23 381 7620 270 76 76.0 -0.0 | 258 49 47.7 9.8 24 306 9144 275 89 88.7 -7.8 | 268 60 60.4 2.0 25 300 9290 275 89 88.7 -7.8 | 268 60 60.4 2.0 26 250 10500 280 105 103.4 -18.2 | 276 76 75.1 -8.4 27 243 10668 280 105 103.4 -18.2 | 276 76 75.1 -8.4 28 212 11540 275 112 111.6 -9.8 | 270 83 83.3 0.0 29 211 11582 275 112 111.6 -9.8 | 270 83 83.3 0.0 30 203 11808 280 100 98.5 -17.4 | 276 71 70.2 -7.6 31 200 11900 280 97 95.5 -16.8 | 276 68 67.2 -7.0 32 182 12497 285 84 81.1 -21.7 | 283 54 52.8 -11.9 33 157 13411 280 91 89.6 -15.8 | 276 62 61.3 -6.0 34 150 13700 290 81 76.1 -27.7 | 291 51 47.8 -17.9 35 117 15240 295 64 58.0 -27.0 | 300 34 29.7 -17.2 36 112 15545 300 67 58.0 -33.5 | 309 38 29.7 -23.7 37 100 16250 300 46 39.8 -23.0 | 319 18 11.5 -13.2 38 97 16459 300 46 39.8 -23.0 | 319 18 11.5 -13.2 39 84 17374 300 54 46.8 -27.0 | 313 25 18.5 -17.2 40 76 17983 295 41 37.2 -17.3 | 310 12 8.9 -7.5 41 70 18480 325 35 20.1 -28.7 | 24 21 -8.2 -18.9 42 66 18898 325 35 20.1 -28.7 | 24 21 -8.2 -18.9 43 62 19202 350 37 6.4 -36.4 | 39 34 -21.9 -26.6 44 59 19507 350 48 8.3 -47.3 | 28 42 -20.0 -37.5 45 50 20600 355 28 2.4 -27.9 | 55 32 -25.9 -18.1 46 49 20726 345 28 7.2 -27.0 | 51 27 -21.0 -17.2 47 47 21031 360 25 -0.0 -25.0 | 62 32 -28.3 -15.2 48 44 21336 350 26 4.5 -25.6 | 56 29 -23.8 -15.8 49 42 21641 10 32 -5.6 -31.5 | 57 40 -33.9 -21.7 50 40 21946 350 22 3.8 -21.7 | 64 27 -24.5 -11.9 51 38 22250 5 25 -2.2 -24.9 | 64 34 -30.5 -15.1 52 37 22555 350 29 5.0 -28.6 | 51 30 -23.3 -18.8 53 32 23470 355 47 4.1 -46.8 | 33 44 -24.2 -37.0 54 30 23800 360 40 -0.0 -40.0 | 43 41 -28.3 -30.2 55 27 24384 5 41 -3.6 -40.8 | 46 44 -31.9 -31.0 56 26 24689 350 23 4.0 -22.7 | 62 27 -24.3 -12.9 57 25 24994 360 32 -0.0 -32.0 | 52 36 -28.3 -22.2 58 24 25298 350 35 6.1 -34.5 | 42 33 -22.2 -24.7 59 23 25603 360 42 -0.0 -42.0 | 41 43 -28.3 -32.2 60 20 26350 10 49 -8.5 -48.3 | 44 53 -36.8 -38.5 61 19 26518 5 35 -3.1 -34.9 | 51 40 -31.3 -25.1 62 17 26822 10 49 -8.5 -48.3 | 44 53 -36.8 -38.5 63 16 27127 10 36 -6.3 -35.5 | 53 43 -34.5 -25.7 64 14 27432 10 43 -7.5 -42.3 | 48 48 -35.8 -32.5 65 13 27737 5 47 -4.1 -46.8 | 41 49 -32.4 -37.0 66 12 28042 15 56 -14.5 -54.1 | 44 62 -42.8 -44.3 67 9 28956 15 60 -15.5 -58.0 | 42 65 -43.8 -48.2 Wind Parameters Mean winds (0-6000m): 259.1 at 39.9 knts Storm direction: 289.1 at 29.9 knts Shear (0-3000m) pos: 9.9 neg: 1.4 tot: 11.3 10-3/s Storm rel Dir Shear (0-3000m): 110.8 deg Storm rel helicity (0-3000m) pos: 479.5 neg: -49.1 tot: 430.4 m^2/s^2 ave: 143.5 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 16.3 stream: 9.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.04 Bulk Shear: 425.97 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 ------------------------------------------------------------------------------- 500 106 18 108 48| 0.0 8.2 8.2| 27.8 -35.4 -7.7 -15.3 -0.06| 13.8 -0.8 1000 109 15 109 45| 6.1 4.1 10.2| 99.5 -41.8 57.7 57.7 0.18| 15.5 2.7 1500 137 16 119 45| 12.3 2.7 15.0|353.5 -41.8 311.7 207.8 0.54| 19.5 10.5 2000 176 19 134 41| 11.1 2.0 13.2|413.3 -45.1 368.2 184.1 0.50| 19.6 9.8 2500 208 21 146 34| 10.1 1.6 11.7|437.0 -49.1 388.0 155.2 0.51| 17.4 8.9 3000 230 23 157 27| 9.9 1.4 11.3|479.5 -49.1 430.4 143.5 0.55| 16.3 9.0 4000 250 29 176 19| 8.0 0.6 8.6|509.4 -52.1 457.3 114.3 0.55| 13.5 7.5 5000 256 34 194 18| 6.4 1.1 7.5|530.0 -54.9 475.2 95.0 0.51| 12.1 6.2 6000 259 40 212 20| 5.9 1.9 7.9|694.9 -57.1 637.8 106.3 0.51| 12.2 6.3 Wrote GIF file: /home/apache/climate/data/raob//CYZT/skewt/CYZT.skewt.20251212.12.gif