UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 1 DEC 25 Station: CYEV WMO ident: 71957 Latitude: 68.30 Longitude: -133.48 Elevation: 68.00 ------------------------------------------------------------------------------- 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 98 SFC 999 68 -11.7 -13.2 89 1.5 -12.1 261.5 261.7 261.2 265.2 1.38 2 978 241 -12.3 -13.8 89 1.5 -12.6 262.5 262.7 261.9 266.1 1.34 3 932 636 -7.7 -11.0 77 3.3 -8.6 55 4 270.9 271.1 268.5 275.7 1.77 4 926 689 -7.9 -11.5 75 3.6 -8.9 55 4 271.1 271.4 268.6 275.9 1.71 5 925 698 -7.9 -11.5 75 3.6 -8.9 55 4 271.2 271.5 268.7 276.0 1.71 6 852 1330 -13.5 -13.6 99 0.1 -13.5 99 8 271.8 272.1 268.8 276.2 1.57 7 850 1348 -12.9 -13.2 98 0.3 -13.0 100 8 272.6 272.9 269.4 277.2 1.62 8 844 1402 -12.5 -14.9 82 2.4 -13.1 85 6 273.6 273.8 269.7 277.6 1.42 9 839 1447 -11.9 -13.2 90 1.3 -12.2 86 6 274.7 275.0 270.7 279.4 1.65 10 834 1493 -9.9 -12.4 82 2.5 -10.6 87 6 277.3 277.6 272.5 282.3 1.77 11 824 1586 -9.5 -12.6 78 3.1 -10.4 89 5 278.7 279.0 273.3 283.7 1.76 12 785 1960 -10.7 -16.7 61 6.0 -12.2 107 5 281.3 281.5 274.1 285.1 1.32 13 743 2380 -13.7 -17.4 74 3.7 -14.6 117 5 282.5 282.7 274.8 286.3 1.31 14 700 2831 -16.3 -22.3 60 6.0 -17.5 130 6 284.4 284.6 275.2 287.2 0.91 15 689 2950 -17.3 -22.3 65 5.0 -18.3 122 6 284.6 284.8 275.3 287.4 0.93 16 660 3271 -18.9 -35.9 21 17.0 -21.0 99 5 286.3 286.4 275.2 287.2 0.27 17 643 3465 -20.1 -39.1 17 19.0 -22.2 85 5 287.1 287.2 275.5 287.8 0.20 18 605 3913 -22.9 -44.9 12 22.0 -24.8 7 6 288.9 288.9 276.3 289.3 0.12 19 593 4060 -23.9 -36.9 29 13.0 -25.3 329 7 289.4 289.5 276.8 290.3 0.27 20 589 4109 -24.1 -28.8 65 4.7 -24.8 316 7 289.8 289.9 277.5 291.7 0.60 21 578 4246 -25.1 -31.1 57 6.0 -25.9 280 8 290.2 290.2 277.5 291.7 0.49 22 552 4580 -26.7 -28.9 82 2.2 -27.0 270 9 292.1 292.2 278.7 294.1 0.64 23 515 5078 -28.5 -30.5 83 2.0 -28.7 293 13 295.8 295.9 280.3 297.7 0.59 24 500 5290 -28.7 -31.7 75 3.0 -29.1 310 16 298.0 298.1 281.3 299.8 0.54 25 467 5780 -29.3 -32.5 74 3.2 -29.7 285 23 303.2 303.3 283.4 305.0 0.53 26 441 6187 -32.1 -35.4 72 3.3 -32.4 286 30 304.6 304.7 283.8 306.1 0.43 27 426 6431 -33.9 -39.9 55 6.0 -34.4 288 32 305.4 305.4 284.0 306.4 0.28 28 401 6853 -37.9 -39.7 83 1.8 -38.1 290 33 305.5 305.6 284.0 306.6 0.30 29 400 6870 -37.9 -39.7 83 1.8 -38.1 290 33 305.7 305.8 284.1 306.8 0.30 30 374 7329 -41.3 -46.3 58 5.0 -41.6 293 34 307.2 307.2 284.5 307.7 0.16 31 363 7531 -42.9 -44.7 82 1.8 -43.0 294 34 307.7 307.7 284.7 308.4 0.20 32 341 7949 -46.1 -49.0 72 2.9 -46.2 298 35 308.9 308.9 285.1 309.3 0.13 33 335 8067 -46.7 -51.0 61 4.3 -46.9 299 35 309.6 309.6 285.3 310.0 0.11 34 300 8790 -51.9 -56.8 56 4.9 -52.0 290 32 312.2 312.2 286.2 312.4 0.06 35 279 9255 -54.9 -60.9 47 6.0 -55.0 286 36 314.4 314.4 286.9 314.6 0.04 36 265 9581 -57.5 -61.1 63 3.6 -57.6 290 41 315.3 315.3 287.2 315.4 0.04 37 259 9726 -56.7 -67.7 24 11.0 -56.8 286 40 318.5 318.5 288.3 318.6 0.02 38 255 9824 -55.5 -72.5 10 17.0 -55.7 283 40 321.7 321.7 289.3 321.8 0.01 39 250 9950 -55.5 -72.5 10 17.0 -55.7 280 39 323.6 323.6 289.9 323.6 0.01 40 214 10951 -50.5 -78.5 2 28.0 -50.9 283 44 346.0 346.0 295.7 346.1 0.00 41 205 11230 -52.1 -78.1 3 26.0 -52.5 280 48 347.8 347.8 296.1 347.8 0.00 42 200 11390 -51.3 -79.3 2 28.0 -51.7 285 44 351.5 351.5 297.0 351.5 0.00 43 168 12532 -48.3 -80.3 1 32.0 -49.0 293 43 374.5 374.5 301.4 374.5 0.00 44 160 12853 -49.3 -80.3 1 31.0 -50.0 294 43 378.1 378.1 301.9 378.1 0.00 45 155 13062 -47.1 -80.1 1 33.0 -48.0 290 41 385.3 385.3 303.1 385.3 0.00 46 150 13280 -46.5 -79.5 1 33.0 -47.4 285 39 389.9 389.9 303.8 390.0 0.00 47 148 13369 -46.1 -80.1 1 34.0 -47.1 284 40 392.1 392.1 304.1 392.1 0.00 48 124 14539 -47.9 -80.9 1 33.0 -48.8 297 41 409.2 409.2 306.4 409.2 0.00 49 117 14924 -46.3 -80.3 1 34.0 -47.5 286 40 419.0 419.0 307.6 419.0 0.01 50 100 15960 -48.7 -81.7 1 33.0 -49.8 295 52 433.6 433.6 309.2 433.7 0.01 51 92 16510 -46.9 -80.9 1 34.0 -48.3 303 44 447.7 447.7 310.6 447.7 0.01 52 70 18320 -46.7 -81.7 1 35.0 -48.5 295 43 484.5 484.5 313.8 484.5 0.01 53 67 18610 -45.5 -80.5 1 35.0 -47.6 295 43 493.2 493.2 314.5 493.2 0.01 54 65 18811 -46.3 -81.3 1 35.0 -48.3 297 38 495.7 495.7 314.7 495.8 0.01 55 56 19804 -43.7 -80.7 1 37.0 -46.5 278 34 523.2 523.2 316.5 523.3 0.01 56 51 20428 -45.3 -81.3 1 36.0 -47.9 286 28 533.7 533.7 317.2 533.7 0.01 57 50 20560 -44.3 -81.3 1 37.0 -47.2 290 24 539.1 539.1 317.5 539.1 0.01 58 31 23805 -38.5 -79.5 1 41.0 -44.7 294 58 633.7 633.7 322.0 633.9 0.02 59 30 24030 -39.5 -79.5 1 40.0 -45.4 290 56 637.0 637.0 322.2 637.1 0.02 60 20 26790 -42.3 -81.3 1 39.0 -48.6 270 52 706.7 706.7 324.7 706.9 0.03 61 19 27136 -43.3 -81.3 1 38.0 -49.3 273 53 714.0 714.0 324.9 714.3 0.03 62 16 28292 -43.2 -81.9 1 38.7 -49.8 270 67 750.5 750.5 326.0 750.7 0.03 63 15 28726 -43.1 -82.1 1 39.0 -50.1 270 65 764.6 764.7 326.3 764.9 0.03 64 13 29698 -39.3 -80.3 1 41.0 -48.7 271 49 809.7 809.8 327.5 810.2 0.05 65 10 31480 -42.9 -81.9 1 39.0 -51.7 280 49 859.4 859.4 328.6 859.9 0.05 66 5.6 35319 -51.3 -84.3 1 33.0 -58.3 977.4 977.4 330.8 978.0 0.06 TRP 265 9581 -57.5 -61.1 63 3.6 -57.6 290 41 315.3 315.3 287.2 315.4 0.04 WND 16 28292 -43.2 -81.9 1 38.7 -49.8 270 67 750.5 750.5 326.0 750.7 0.03 Sounding variables and indices 1000-500 mb thick: 5192.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 64.79 % Est. max temperature: -0.43 C = 31.22 F Sfc-Lift cond lev (LCL): 975.03 mb = 266.09 m = 872.99 ft T: -12.01 C 700-500 lapse rate: 5.04 C/km Conv cond level (CCL): 999.00 mb = 68.00 m = 223.09 ft Mean mixing ratio: 1.56 g/kg Conv temperature: -11.67 C = 10.99 F Cap Strength: 20.23 C Lifted Index: 21.91 C Risk: None Lifted Index @300 mb: 28.76 C Lifted Index @700 mb: 12.89 C Showalter Index: 17.45 C Risk: None Total Totals Index: 31.30 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 15.50 C K Index: -3.40 Risk: None Sweat Index: 32.00 Risk: None Energy Index: 4.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.85 J/kg Max Up Vert Vel: 9.36 m/s Conv Inhibition (B-): 84258.00 J/kg Cap Strength: 21.69 C Lift Cond Lev (LCL): 911.57 mb = 810.42 m = 2658.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 333 at 7 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 ---------------------------------------------------------- 0 925 698 55 4 -3.3 -2.3 | 120 7 -6.2 3.6 1 850 1348 100 8 -7.9 1.4 | 124 13 -10.8 7.3 2 974 305 130 8 -6.1 5.1 | 141 14 -9.1 11.0 3 936 610 70 6 -5.6 -2.1 | 114 9 -8.6 3.8 4 900 914 65 6 -5.4 -2.5 | 112 9 -8.4 3.3 5 864 1219 80 7 -6.9 -1.2 | 115 11 -9.8 4.7 6 798 1829 95 4 -4.0 0.3 | 132 9 -6.9 6.2 7 767 2134 125 6 -4.9 3.4 | 140 12 -7.9 9.3 8 737 2438 115 5 -4.5 2.1 | 137 11 -7.5 8.0 9 708 2743 130 7 -5.4 4.5 | 141 13 -8.3 10.4 10 700 2831 130 6 -4.6 3.9 | 142 12 -7.5 9.7 11 625 3658 70 5 -4.7 -1.7 | 119 9 -7.6 4.2 12 575 4267 270 8 8.0 -0.0 | 221 8 5.0 5.9 13 529 4877 270 10 10.0 -0.0 | 230 9 7.0 5.9 14 507 5182 305 15 12.3 -8.6 | 286 10 9.3 -2.7 15 500 5290 310 16 12.3 -10.3 | 295 10 9.3 -4.4 16 486 5486 290 17 16.0 -5.8 | 270 13 13.0 0.1 17 466 5791 285 23 22.2 -6.0 | 270 19 19.3 -0.1 18 446 6096 285 29 28.0 -7.5 | 274 25 25.1 -1.6 19 409 6706 290 35 32.9 -12.0 | 282 31 29.9 -6.1 20 400 6870 290 33 31.0 -11.3 | 281 29 28.1 -5.4 21 357 7620 295 34 30.8 -14.4 | 287 29 27.9 -8.5 22 326 8230 300 35 30.3 -17.5 | 293 30 27.4 -11.6 23 300 8790 290 32 30.1 -10.9 | 281 28 27.1 -5.1 24 284 9144 285 35 33.8 -9.1 | 276 31 30.9 -3.2 25 265 9581 290 41 38.5 -14.0 | 283 36 35.6 -8.1 26 250 9950 280 39 38.4 -6.8 | 271 35 35.5 -0.9 27 246 10058 280 40 39.4 -6.9 | 272 36 36.4 -1.1 28 224 10668 285 40 38.6 -10.4 | 277 36 35.7 -4.5 29 204 11278 280 49 48.3 -8.5 | 273 45 45.3 -2.6 30 200 11390 285 44 42.5 -11.4 | 278 40 39.6 -5.5 31 161 12802 295 43 39.0 -18.2 | 289 38 36.0 -12.3 32 150 13280 285 39 37.7 -10.1 | 277 35 34.7 -4.2 33 134 14021 280 47 46.3 -8.2 | 273 43 43.3 -2.3 34 122 14630 300 40 34.6 -20.0 | 294 35 31.7 -14.1 35 117 14935 285 40 38.6 -10.4 | 277 36 35.7 -4.5 36 112 15240 285 41 39.6 -10.6 | 277 37 36.7 -4.7 37 106 15545 300 41 35.5 -20.5 | 294 36 32.6 -14.6 38 102 15850 280 38 37.4 -6.6 | 271 34 34.5 -0.7 39 100 15960 295 52 47.1 -22.0 | 290 47 44.2 -16.1 40 97 16154 295 52 47.1 -22.0 | 290 47 44.2 -16.1 41 93 16459 305 46 37.7 -26.4 | 301 40 34.7 -20.5 42 89 16764 295 34 30.8 -14.4 | 287 29 27.9 -8.5 43 85 17069 290 43 40.4 -14.7 | 283 38 37.5 -8.8 44 77 17678 295 33 29.9 -13.9 | 287 28 27.0 -8.1 45 74 17983 280 32 31.5 -5.6 | 269 29 28.6 0.3 46 70 18320 295 43 39.0 -18.2 | 289 38 36.0 -12.3 47 67 18593 295 43 39.0 -18.2 | 289 38 36.0 -12.3 48 61 19202 300 28 24.2 -14.0 | 291 23 21.3 -8.1 49 59 19507 280 31 30.5 -5.4 | 269 28 27.6 0.5 50 53 20117 275 38 37.9 -3.3 | 266 35 34.9 2.6 51 50 20560 290 24 22.6 -8.2 | 277 20 19.6 -2.3 52 49 20726 300 39 33.8 -19.5 | 294 34 30.8 -13.6 53 47 21031 280 26 25.6 -4.5 | 267 23 22.7 1.4 54 45 21336 280 32 31.5 -5.6 | 269 29 28.6 0.3 55 41 21946 270 39 39.0 -0.0 | 261 37 36.0 5.9 56 39 22250 285 44 42.5 -11.4 | 278 40 39.6 -5.5 57 37 22555 275 52 51.8 -4.5 | 268 49 48.9 1.3 58 36 22860 290 46 43.2 -15.7 | 284 41 40.3 -9.9 59 31 23774 295 58 52.6 -24.5 | 291 53 49.6 -18.6 60 30 24030 290 56 52.6 -19.2 | 285 51 49.7 -13.3 61 25 25298 290 42 39.5 -14.4 | 283 37 36.5 -8.5 62 20 26790 270 52 52.0 -0.0 | 263 49 49.0 5.9 63 18 27432 275 54 53.8 -4.7 | 269 51 50.8 1.2 64 17 28042 275 49 48.8 -4.3 | 268 46 45.9 1.6 65 16 28292 270 67 67.0 -0.0 | 265 64 64.0 5.9 66 15 28651 270 67 67.0 -0.0 | 265 64 64.0 5.9 67 13 29566 270 49 49.0 -0.0 | 263 46 46.0 5.9 68 10 31480 280 49 48.3 -8.5 | 273 45 45.3 -2.6 Wind Parameters Mean winds (0-6000m): 303.3 at 8.8 knts Storm direction: 333.3 at 6.6 knts Storm rel Dir Shear (0-3000m): 89.5 deg Energy-Hel index: -2.74 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 NO DATA | | | 1000 71 5 118 9| | | 1500 38 4 115 6| | | 2000 54 4 117 7| | | 2500 70 5 120 9| | | 3000 83 5 124 10| | | 4000 79 5 121 9| | | 5000 66 6 112 9| | | 6000 303 9 256 4| | | Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251201.12.gif