UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for CYZT... Searching the city database file for: CYZT ... Date:1200Z 8 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 1008 17 6.8 5.8 93 1.0 6.3 125 7 279.3 280.3 279.1 295.0 5.74 1 1000 85 6.8 5.5 91 1.3 6.2 115 13 280.0 280.9 279.3 295.5 5.66 2 944 558 5.4 4.1 91 1.3 4.8 177 25 283.2 284.1 280.6 298.3 5.44 3 925 724 4.4 3.3 93 1.1 3.9 185 30 283.8 284.7 280.7 298.5 5.24 4 850 1407 -0.7 -0.7 100 0.0 -0.7 195 45 285.4 286.2 280.3 297.5 4.27 5 840 1501 -1.3 -1.3 100 0.0 -1.3 195 47 285.7 286.5 280.2 297.5 4.14 6 700 2932 -10.1 -11.2 92 1.1 -10.5 210 54 291.3 291.7 280.6 298.2 2.32 7 679 3166 -11.7 -12.2 96 0.5 -11.9 214 56 292.1 292.5 280.7 298.7 2.21 8 565 4556 -18.1 -18.4 97 0.3 -18.2 255 59 300.3 300.6 283.5 305.3 1.59 9 545 4826 -17.1 -18.7 87 1.6 -17.5 259 62 304.6 304.9 285.2 309.7 1.60 10 500 5470 -18.5 -20.5 84 2.0 -19.0 260 60 310.5 310.8 287.2 315.4 1.50 11 499 5485 -18.7 -20.9 83 2.2 -19.3 260 60 310.4 310.7 287.1 315.2 1.45 12 496 5530 -18.9 -21.0 83 2.1 -19.4 260 60 310.7 311.0 287.2 315.5 1.44 13 420 6750 -27.1 -27.7 95 0.6 -27.2 260 67 315.3 315.5 288.3 318.5 0.93 14 400 7100 -29.5 -31.3 84 1.8 -29.8 265 75 316.6 316.8 288.5 319.1 0.70 15 362 7805 -34.5 -37.7 73 3.2 -34.8 270 87 319.1 319.2 288.9 320.6 0.41 16 316 8741 -42.1 -44.2 80 2.1 -42.2 261 102 321.2 321.3 289.4 322.1 0.24 17 300 9090 -45.1 -47.4 78 2.3 -45.2 255 105 321.8 321.8 289.5 322.5 0.18 18 293 9247 -46.3 -50.0 66 3.7 -46.4 259 105 322.3 322.3 289.6 322.8 0.13 19 260 10028 -53.7 -55.0 86 1.3 -53.7 255 112 322.6 322.6 289.6 322.9 0.08 20 250 10280 -54.7 -59.7 54 5.0 -54.8 265 120 324.7 324.8 290.2 324.9 0.05 21 247 10357 -54.7 -69.7 14 15.0 -54.9 265 119 325.9 325.9 290.5 325.9 0.01 22 243 10462 -55.3 -71.3 12 16.0 -55.5 265 118 326.5 326.5 290.7 326.5 0.01 23 218 11150 -58.2 -73.6 12 15.4 -58.3 265 120 332.3 332.3 292.3 332.3 0.01 24 200 11690 -60.5 -75.5 12 15.0 -60.6 265 115 337.0 337.0 293.6 337.0 0.01 25 196 11815 -61.3 -75.3 14 14.0 -61.4 265 114 337.6 337.6 293.7 337.7 0.01 26 186 12142 -59.5 -79.5 6 20.0 -59.7 267 105 345.6 345.6 295.7 345.7 0.00 27 174 12564 -54.3 -80.3 3 26.0 -54.6 270 94 360.9 360.9 298.9 360.9 0.00 28 168 12789 -53.1 -80.1 2 27.0 -53.5 271 88 366.5 366.5 299.9 366.5 0.00 29 166 12866 -53.5 -80.5 2 27.0 -53.9 272 86 367.1 367.1 300.1 367.1 0.00 30 156 13266 -53.1 -81.1 2 28.0 -53.5 274 76 374.4 374.4 301.3 374.4 0.00 31 152 13434 -51.1 -81.1 2 30.0 -51.7 278 69 380.6 380.6 302.3 380.6 0.00 32 150 13520 -51.3 -81.3 2 30.0 -51.8 290 58 381.7 381.7 302.5 381.7 0.00 33 113 15330 -57.9 -83.9 2 26.0 -58.2 289 47 401.6 401.6 305.4 401.6 0.00 34 102 15968 -62.3 -85.3 3 23.0 -62.5 298 46 405.1 405.1 305.9 405.1 0.00 35 100 16090 -62.1 -86.1 3 24.0 -62.3 290 44 407.7 407.7 306.2 407.8 0.00 36 93 16535 -64.5 -86.5 3 22.0 -64.7 281 42 411.6 411.6 306.7 411.6 0.00 37 88 16873 -63.5 -86.5 3 23.0 -63.7 271 46 420.1 420.1 307.7 420.1 0.00 38 73 18057 -49.7 -82.7 1 33.0 -51.0 307 55 472.4 472.4 312.8 472.4 0.01 39 70 18330 -51.3 -83.3 1 32.0 -52.4 325 43 474.6 474.6 313.0 474.7 0.01 40 55 19883 -56.9 -85.9 1 29.0 -57.6 330 26 495.7 495.7 314.7 495.7 0.00 41 50 20490 -55.9 -85.9 1 30.0 -56.8 310 32 511.7 511.7 315.8 511.8 0.00 42 44 21305 -54.1 -85.1 1 31.0 -55.4 329 25 535.2 535.2 317.2 535.2 0.01 43 39 22071 -57.3 -87.3 1 30.0 -58.3 326 16 545.9 545.9 317.9 545.9 0.00 44 35 22760 -53.7 -85.7 1 32.0 -55.3 305 30 572.4 572.4 319.3 572.5 0.01 45 30 23740 -57.5 -87.5 1 30.0 -58.7 335 20 587.9 587.9 320.0 587.9 0.01 46 27 24400 -59.9 -88.9 1 29.0 -60.9 338 26 599.1 599.1 320.6 599.2 0.01 47 25 24886 -54.5 -86.5 1 32.0 -56.5 350 26 628.0 628.0 321.8 628.0 0.01 48 22 25704 -54.1 -86.1 1 32.0 -56.3 53 13 652.5 652.5 322.8 652.6 0.01 49 20 26310 -57.1 -87.1 1 30.0 -58.9 40 9 661.4 661.4 323.1 661.5 0.01 50 19 26634 -57.7 -87.7 1 30.0 -59.5 28 10 669.3 669.3 323.4 669.4 0.01 51 17 27347 -50.9 -84.9 1 34.0 -54.5 1 13 712.7 712.8 324.8 712.9 0.02 52 16 27740 -52.5 -85.5 1 33.0 -55.8 9 14 720.0 720.0 325.1 720.1 0.02 53 15 28160 -49.5 -84.5 1 35.0 -53.9 19 14 743.4 743.4 325.7 743.5 0.02 54 14 28612 -49.9 -84.9 1 35.0 -54.4 29 15 756.8 756.8 326.1 757.0 0.02 TRP 196 11815 -61.3 -75.3 14 14.0 -61.4 265 114 337.6 337.6 293.7 337.7 0.01 WND 218 11150 -58.2 -73.6 12 15.4 -58.3 265 120 332.3 332.3 292.3 332.3 0.01 Sounding variables and indices 1000-500 mb thick: 5385.00 m Freezing level: 860.29 mb = 1313.25 m = 4308.53 ft Wetbulb zero: 861.21 mb = 1301.13 m = 4268.75 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 94.18 % Est. max temperature: 12.74 C = 54.93 F Sfc-Lift cond lev (LCL): 992.76 mb = 144.62 m = 474.48 ft T: 6.62 C 700-500 lapse rate: 3.31 C/km ThetaE index: 0.95 C Layer 850.0- 700.0 mb Conv cond level (CCL): 913.57 mb = 824.40 m = 2704.68 ft Mean mixing ratio: 5.45 g/kg Conv temperature: 11.54 C = 52.78 F Cap Strength: 8.46 C Lifted Index: 12.36 C Risk: None Lifted Index @300 mb: 17.43 C Lifted Index @700 mb: 0.90 C Showalter Index: 12.18 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 17.80 C K Index: 16.00 Risk: < 20 % chance of thunderstorms Sweat Index: 288.29 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.23 J/kg Max Up Vert Vel: 5.87 m/s Conv Inhibition (B-): 52630.21 J/kg Cap Strength: 11.53 C Lift Cond Lev (LCL): 938.96 mb = 601.63 m = 1973.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 at 37 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 1008 17 125 7 -5.7 4.0 | 86 42 -42.1 -3.1 1 1000 85 115 13 -11.8 5.5 | 88 48 -48.1 -1.6 2 974 305 140 17 -10.9 13.0 | 97 48 -47.3 5.9 3 938 610 185 27 2.4 26.9 | 120 39 -34.0 19.8 4 925 724 185 30 2.6 29.9 | 124 41 -33.7 22.8 5 903 914 185 34 3.0 33.9 | 129 43 -33.4 26.8 6 870 1219 190 37 6.4 36.4 | 134 42 -29.9 29.3 7 850 1407 195 45 11.6 43.5 | 146 44 -24.7 36.4 8 837 1524 195 47 12.2 45.4 | 148 45 -24.2 38.3 9 806 1829 200 41 14.0 38.5 | 145 39 -22.3 31.4 10 775 2134 205 44 18.6 39.9 | 152 37 -17.7 32.8 11 745 2438 210 44 22.0 38.1 | 155 34 -14.3 31.0 12 717 2743 210 53 26.5 45.9 | 166 40 -9.8 38.8 13 700 2932 210 54 27.0 46.8 | 167 41 -9.3 39.7 14 689 3048 210 54 27.0 46.8 | 167 41 -9.3 39.7 15 636 3658 230 64 49.0 41.1 | 200 36 12.7 34.0 16 586 4267 250 57 53.6 19.5 | 234 21 17.2 12.4 17 541 4877 260 62 61.1 10.8 | 262 25 24.7 3.7 18 500 5470 260 60 59.1 10.4 | 262 23 22.8 3.3 19 459 6096 265 62 61.8 5.4 | 274 25 25.4 -1.7 20 422 6706 260 66 65.0 11.5 | 261 29 28.7 4.4 21 400 7100 265 75 74.7 6.5 | 271 38 38.4 -0.6 22 371 7620 270 83 83.0 -0.0 | 279 47 46.7 -7.1 23 340 8230 270 98 98.0 -0.0 | 277 62 61.7 -7.1 24 300 9090 255 105 101.4 27.2 | 253 68 65.1 20.1 25 298 9144 260 104 102.4 18.1 | 261 67 66.1 11.0 26 259 10058 255 112 108.2 29.0 | 253 75 71.8 21.9 27 250 10280 265 120 119.5 10.5 | 268 83 83.2 3.3 28 235 10668 265 115 114.6 10.0 | 268 78 78.2 2.9 29 218 11150 265 120 119.5 10.5 | 268 83 83.2 3.3 30 214 11278 265 120 119.5 10.5 | 268 83 83.2 3.3 31 200 11690 265 115 114.6 10.0 | 268 78 78.2 2.9 32 196 11815 265 114 113.6 9.9 | 268 77 77.2 2.8 33 153 13411 275 72 71.7 -6.3 | 291 38 35.4 -13.4 34 150 13520 290 58 54.5 -19.8 | 326 32 18.2 -26.9 35 145 13716 295 55 49.8 -23.2 | 336 33 13.5 -30.4 36 126 14630 285 39 37.7 -10.1 | 356 17 1.3 -17.2 37 114 15240 285 45 43.5 -11.6 | 339 20 7.1 -18.8 38 109 15545 300 54 46.8 -27.0 | 343 36 10.4 -34.1 39 104 15850 305 47 38.5 -27.0 | 356 34 2.2 -34.1 40 100 16090 290 44 41.3 -15.0 | 347 23 5.0 -22.2 41 94 16459 285 42 40.6 -10.9 | 347 18 4.2 -18.0 42 90 16764 270 42 42.0 -0.0 | 321 9 5.7 -7.1 43 78 17678 280 73 71.9 -12.7 | 299 41 35.6 -19.8 44 70 18330 325 43 24.7 -35.2 | 15 44 -11.7 -42.3 45 67 18593 325 44 25.2 -36.0 | 14 45 -11.1 -43.2 46 58 19507 310 32 24.5 -20.6 | 23 30 -11.8 -27.7 47 56 19812 335 26 11.0 -23.6 | 40 40 -25.3 -30.7 48 53 20117 310 25 19.2 -16.1 | 37 29 -17.2 -23.2 49 50 20490 310 32 24.5 -20.6 | 23 30 -11.8 -27.7 50 48 20726 320 35 22.5 -26.8 | 22 37 -13.8 -33.9 51 44 21336 330 24 12.0 -20.8 | 41 37 -24.3 -27.9 52 42 21641 340 19 6.5 -17.9 | 50 39 -29.8 -25.0 53 40 21946 340 16 5.5 -15.0 | 54 38 -30.9 -22.1 54 38 22250 305 16 13.1 -9.2 | 55 28 -23.2 -16.3 55 36 22555 295 27 24.5 -11.4 | 33 22 -11.9 -18.5 56 34 22860 310 32 24.5 -20.6 | 23 30 -11.8 -27.7 57 33 23165 310 29 22.2 -18.6 | 29 29 -14.1 -25.7 58 31 23470 350 22 3.8 -21.7 | 48 43 -32.5 -28.8 59 30 23740 335 20 8.5 -18.1 | 48 38 -27.9 -25.2 60 30 23774 325 27 15.5 -22.1 | 36 36 -20.9 -29.2 61 28 24079 335 18 7.6 -16.3 | 51 37 -28.7 -23.4 62 26 24689 340 32 10.9 -30.1 | 34 45 -25.4 -37.2 63 25 24994 355 23 2.0 -22.9 | 49 46 -34.3 -30.0 64 23 25298 20 20 -6.8 -18.8 | 59 50 -43.2 -25.9 65 21 25908 70 10 -9.4 -3.4 | 77 47 -45.7 -10.5 66 20 26213 155 1 -0.4 0.9 | 80 37 -36.8 -6.2 67 20 26310 40 9 -5.8 -6.9 | 72 44 -42.1 -14.0 68 17 26822 360 13 -0.0 -13.0 | 61 42 -36.3 -20.1 69 14 27432 30 15 -7.5 -13.0 | 65 48 -43.8 -20.1 70 13 27737 40 25 -16.1 -19.2 | 63 59 -52.4 -26.3 71 9 28956 70 27 -25.4 -9.2 | 75 64 -61.7 -16.3 Wind Parameters Mean winds (0-6000m): 228.9 at 49.4 knts Storm direction: 258.9 at 37.0 knts Shear (0-3000m) pos: 7.9 neg: 1.3 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 81.0 deg Storm rel helicity (0-3000m) pos: 692.5 neg: -22.7 tot: 669.9 m^2/s^2 ave: 223.3 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 13.7 stream: 10.2 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.05 Bulk Shear: 341.89 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 ------------------------------------------------------------------------------- 500 143 17 98 47| 20.4 0.0 20.4|265.5 0.0 265.5 530.9 0.82| 27.2 22.3 1000 172 24 112 43| 16.6 0.0 16.6|407.6 0.0 407.6 407.6 0.83| 21.4 17.8 1500 181 29 122 42| 15.4 0.0 15.4|552.2 0.0 552.2 368.2 0.86| 18.9 16.3 2000 187 33 128 41| 10.8 0.0 10.8|579.6 -22.7 556.9 278.5 0.74| 16.7 12.4 2500 193 35 133 39| 9.5 0.0 9.5|635.8 -22.7 613.1 245.3 0.74| 14.9 11.1 3000 197 38 139 39| 7.9 1.3 9.2|692.5 -22.7 669.9 223.3 0.74| 13.7 10.2 4000 207 44 153 36| 7.4 1.0 8.4|996.8 -22.7 974.1 243.5 0.79| 14.9 11.8 5000 219 47 167 30| 6.4 0.8 7.2|1105.9 -22.71083.2 216.6 0.80| 14.1 11.2 6000 229 49 182 25| 5.4 0.7 6.1|1134.6 -22.71111.9 185.3 0.80| 12.3 9.8 Wrote GIF file: /home/apache/climate/data/raob//CYZT/skewt/CYZT.skewt.20251208.12.gif