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 CYEV... Searching the city database file for: CYEV ... Date:1200Z 8 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 ------------------------------------------------------------------------------- SFC 1014 68 -31.5 -34.7 73 3.2 -31.7 0 0 240.7 240.7 240.6 241.2 0.20 1 1009 115 -29.7 -32.6 76 2.9 -29.9 298 3 242.8 242.9 242.7 243.5 0.24 2 1000 200 -30.1 -32.7 78 2.6 -30.3 185 9 243.1 243.1 242.9 243.7 0.24 3 999 207 -30.1 -32.6 79 2.5 -30.3 186 9 243.1 243.2 242.9 243.8 0.25 4 986 301 -26.5 -29.3 77 2.8 -26.7 195 10 247.6 247.7 247.3 248.6 0.34 5 963 472 -23.9 -26.8 77 2.9 -24.2 217 7 252.0 252.0 251.4 253.2 0.44 6 925 766 -23.3 -25.6 81 2.3 -23.6 280 4 255.5 255.6 254.5 256.9 0.51 7 912 870 -22.7 -24.7 84 2.0 -22.9 203 3 257.1 257.2 256.1 258.7 0.57 8 857 1323 -24.7 -26.0 89 1.3 -24.8 24 6 259.7 259.7 258.0 261.2 0.53 9 850 1383 -24.9 -26.4 87 1.5 -25.1 20 7 260.1 260.1 258.3 261.5 0.52 10 751 2277 -28.9 -32.7 70 3.8 -29.2 23 8 265.1 265.1 261.8 266.1 0.33 11 747 2315 -29.1 -31.3 81 2.2 -29.3 21 9 265.3 265.3 262.0 266.4 0.37 12 744 2344 -29.1 -32.7 71 3.6 -29.4 20 9 265.6 265.6 262.2 266.6 0.33 13 702 2757 -31.7 -32.7 91 1.0 -31.8 23 16 267.2 267.2 263.3 268.2 0.35 14 700 2777 -31.7 -32.8 90 1.1 -31.8 20 16 267.4 267.4 263.5 268.4 0.35 15 696 2818 -31.7 -33.1 87 1.4 -31.8 21 16 267.8 267.9 263.8 268.8 0.34 16 693 2848 -31.7 -37.7 55 6.0 -32.1 22 16 268.1 268.2 263.8 268.8 0.21 17 689 2889 -31.7 -39.7 45 8.0 -32.2 23 17 268.6 268.6 264.0 269.1 0.18 18 686 2920 -31.7 -36.7 61 5.0 -32.0 24 17 268.9 269.0 264.4 269.7 0.24 19 681 2972 -31.7 -42.7 33 11.0 -32.3 25 17 269.5 269.5 264.6 269.9 0.13 20 678 3003 -31.7 -39.7 45 8.0 -32.2 26 18 269.8 269.9 264.9 270.4 0.18 21 667 3119 -32.5 -42.5 36 10.0 -33.1 29 18 270.2 270.2 265.1 270.6 0.14 22 656 3236 -33.3 -40.3 49 7.0 -33.7 32 19 270.6 270.6 265.4 271.1 0.17 23 637 3442 -33.7 -50.7 16 17.0 -34.4 34 21 272.4 272.4 266.4 272.6 0.06 24 627 3553 -33.9 -46.9 26 13.0 -34.5 32 23 273.4 273.4 267.2 273.7 0.09 25 625 3576 -33.9 -51.9 15 18.0 -34.6 32 23 273.7 273.7 267.3 273.8 0.05 26 619 3644 -33.7 -48.7 21 15.0 -34.4 30 24 274.7 274.7 268.0 274.9 0.07 27 583 4061 -36.9 -46.9 35 10.0 -37.3 27 27 275.7 275.7 268.7 276.0 0.10 28 575 4157 -37.5 -52.5 19 15.0 -38.0 26 28 276.1 276.1 268.8 276.2 0.05 29 573 4181 -37.5 -55.5 14 18.0 -38.1 26 28 276.3 276.3 269.0 276.5 0.04 30 531 4706 -37.9 -60.9 7 23.0 -38.5 25 40 281.9 281.9 272.3 282.0 0.02 31 507 5025 -39.1 -58.1 12 19.0 -39.6 25 49 284.2 284.2 273.6 284.3 0.03 32 500 5120 -39.1 -59.1 10 20.0 -39.6 25 51 285.4 285.4 274.3 285.5 0.03 33 452 5804 -42.5 -63.5 8 21.0 -43.0 25 65 289.5 289.5 276.4 289.5 0.02 34 434 6077 -43.8 -59.9 15 16.1 -44.2 25 71 291.1 291.1 277.3 291.2 0.03 35 423 6249 -44.7 -57.7 22 13.0 -45.0 24 69 292.2 292.2 277.8 292.3 0.04 36 418 6328 -45.3 -63.3 11 18.0 -45.7 23 69 292.4 292.4 277.9 292.5 0.02 37 413 6408 -45.5 -55.5 32 10.0 -45.8 22 68 293.2 293.2 278.3 293.3 0.05 38 404 6554 -46.3 -55.3 35 9.0 -46.6 21 68 294.0 294.0 278.7 294.2 0.05 39 400 6620 -46.9 -54.9 40 8.0 -47.1 20 68 294.0 294.0 278.7 294.2 0.06 40 397 6670 -47.3 -54.3 45 7.0 -47.5 20 68 294.1 294.2 278.8 294.4 0.06 41 389 6805 -47.7 -57.7 31 10.0 -47.9 20 67 295.3 295.3 279.3 295.5 0.04 42 376 7029 -48.5 -57.5 34 9.0 -48.7 20 66 297.2 297.2 280.1 297.3 0.04 43 372 7099 -49.1 -72.1 5 23.0 -49.4 20 65 297.3 297.3 280.1 297.3 0.01 44 368 7170 -49.7 -68.7 9 19.0 -50.0 20 65 297.4 297.4 280.2 297.4 0.01 45 362 7278 -49.9 -65.9 14 16.0 -50.1 20 64 298.5 298.5 280.7 298.6 0.01 46 318 8122 -52.1 -71.1 8 19.0 -52.3 15 53 306.8 306.8 284.1 306.8 0.01 47 300 8500 -51.7 -72.7 6 21.0 -52.0 15 48 312.5 312.5 286.2 312.5 0.01 48 289 8741 -51.9 -73.9 5 22.0 -52.2 15 45 315.5 315.5 287.3 315.6 0.01 49 267 9253 -49.9 -75.9 3 26.0 -50.3 17 41 325.7 325.7 290.5 325.7 0.00 50 250 9680 -50.7 -77.7 3 27.0 -51.1 355 37 330.7 330.7 291.9 330.7 0.00 51 246 9785 -50.9 -78.9 2 28.0 -51.2 355 36 331.9 331.9 292.2 331.9 0.00 52 233 10142 -48.5 -79.5 2 31.0 -49.0 358 36 340.8 340.8 294.5 340.8 0.00 53 220 10520 -49.1 -80.1 1 31.0 -49.6 3 32 345.5 345.5 295.6 345.5 0.00 54 203 11051 -47.3 -80.3 1 33.0 -48.0 345 26 356.3 356.4 298.0 356.4 0.00 55 200 11150 -47.5 -80.5 1 33.0 -48.1 340 25 357.6 357.6 298.2 357.6 0.00 56 184 11700 -48.5 -81.5 1 33.0 -49.1 329 30 364.6 364.6 299.6 364.6 0.00 57 170 12223 -47.1 -81.1 1 34.0 -47.9 341 27 375.2 375.2 301.5 375.2 0.00 58 157 12749 -48.7 -82.7 1 34.0 -49.4 341 18 381.1 381.1 302.4 381.2 0.00 59 152 12962 -47.3 -82.3 1 35.0 -48.1 337 22 387.1 387.1 303.3 387.1 0.00 60 150 13050 -47.5 -82.5 1 35.0 -48.3 335 25 388.2 388.2 303.5 388.2 0.00 61 100 15710 -49.3 -84.3 1 35.0 -50.3 325 44 432.5 432.5 309.1 432.5 0.00 62 95 16046 -49.7 -84.7 1 35.0 -50.7 318 40 438.1 438.1 309.7 438.1 0.00 63 91 16330 -47.3 -84.3 1 37.0 -48.6 309 35 448.3 448.3 310.7 448.3 0.00 64 70 18060 -48.9 -84.9 1 36.0 -50.3 320 51 479.8 479.8 313.4 479.8 0.00 65 51 20122 -53.3 -87.3 1 34.0 -54.5 295 52 514.9 514.9 315.9 515.0 0.00 66 50 20250 -53.1 -87.1 1 34.0 -54.4 305 62 518.3 518.3 316.2 518.4 0.00 67 45 20932 -51.5 -86.5 1 35.0 -53.1 308 65 538.1 538.1 317.4 538.1 0.00 68 41 21533 -54.5 -87.5 1 33.0 -55.8 313 70 545.1 545.1 317.8 545.1 0.00 69 35 22562 -47.9 -84.9 1 37.0 -50.7 316 68 587.6 587.6 320.0 587.6 0.01 70 33 22948 -50.9 -85.9 1 35.0 -53.1 313 61 589.6 589.6 320.1 589.6 0.01 71 30 23570 -50.1 -86.1 1 36.0 -52.7 315 55 608.1 608.1 321.0 608.1 0.01 72 20 26190 -51.3 -87.3 1 36.0 -54.4 320 75 679.1 679.2 323.7 679.2 0.01 73 19 26524 -48.1 -86.1 0 38.0 -52.3 310 78 699.1 699.1 324.4 699.2 0.01 74 17 27255 -47.1 -85.1 1 38.0 -52.0 318 69 724.9 724.9 325.2 725.1 0.02 75 15 28079 -47.7 -85.7 0 38.0 -52.8 315 81 749.4 749.4 325.9 749.5 0.02 76 12 29521 -55.7 -87.7 1 32.0 -58.7 312 97 770.4 770.4 326.5 770.5 0.01 77 10 30680 -55.1 -88.1 1 33.0 -58.7 320 105 813.9 813.9 327.6 814.0 0.02 78 8.4 31781 -60.1 -90.1 1 30.0 -62.7 835.9 835.9 328.1 836.0 0.01 79 7.7 32324 -59.7 -89.7 1 30.0 -62.6 858.5 858.5 328.6 858.7 0.02 TRP 318 8122 -52.1 -71.1 8 19.0 -52.3 15 53 306.8 306.8 284.1 306.8 0.01 WND 434 6077 -43.8 -59.9 15 16.1 -44.2 25 71 291.1 291.1 277.3 291.2 0.03 Sounding variables and indices 1000-500 mb thick: 4920.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 53.81 % Est. max temperature: -12.79 C = 8.98 F Sfc-Lift cond lev (LCL): 960.26 mb = 492.89 m = 1617.08 ft T: -23.86 C 700-500 lapse rate: 3.16 C/km Conv cond level (CCL): 1009.00 mb = 114.92 m = 377.03 ft Mean mixing ratio: 0.41 g/kg Conv temperature: -26.84 C = -16.30 F Cap Strength: 26.92 C Lifted Index: 27.74 C Risk: None Lifted Index @300 mb: 43.14 C Lifted Index @700 mb: 14.51 C Showalter Index: 19.65 C Risk: None Total Totals Index: 26.90 C Risk: None Vertical Totals Index: 14.20 C Cross Totals Index: 12.70 C K Index: -13.30 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 5.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.96 J/kg Max Up Vert Vel: 11.66 m/s Conv Inhibition (B-): 76732.93 J/kg Cap Strength: 26.97 C Lift Cond Lev (LCL): 926.54 mb = 753.87 m = 2473.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 56 at 18 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 1014 68 0 0 -0.0 -0.0 | 236 18 15.3 10.4 1 1000 200 185 9 0.8 9.0 | 220 25 16.1 19.4 2 986 305 195 10 2.6 9.7 | 222 27 17.9 20.0 3 945 610 235 4 3.3 2.3 | 236 22 18.6 12.7 4 925 766 280 4 3.9 -0.7 | 243 22 19.2 9.7 5 906 914 170 2 -0.3 2.0 | 230 19 14.9 12.4 6 869 1219 30 4 -2.0 -3.5 | 242 15 13.3 6.9 7 850 1383 20 7 -2.4 -6.6 | 254 13 12.9 3.8 8 799 1829 35 8 -4.6 -6.6 | 250 11 10.7 3.8 9 766 2134 30 6 -3.0 -5.2 | 247 13 12.3 5.2 10 734 2438 15 11 -2.8 -10.6 | 271 12 12.4 -0.2 11 703 2743 25 16 -6.8 -14.5 | 296 9 8.5 -4.1 12 700 2777 20 16 -5.5 -15.0 | 295 11 9.8 -4.6 13 644 3353 35 20 -11.5 -16.4 | 327 7 3.8 -6.0 14 617 3658 30 24 -12.0 -20.8 | 342 11 3.3 -10.4 15 565 4267 25 29 -12.3 -26.3 | 349 16 3.0 -15.9 16 518 4877 25 45 -19.0 -40.8 | 7 31 -3.7 -30.4 17 500 5120 25 51 -21.6 -46.2 | 10 36 -6.3 -35.8 18 434 6077 25 71 -30.0 -64.3 | 15 56 -14.7 -54.0 19 433 6096 25 69 -29.2 -62.5 | 15 54 -13.9 -52.1 20 400 6620 20 68 -23.3 -63.9 | 8 54 -8.0 -53.5 21 343 7620 20 62 -21.2 -58.3 | 7 48 -5.9 -47.9 22 318 8122 15 53 -13.7 -51.2 | 358 41 1.6 -40.8 23 300 8500 15 48 -12.4 -46.4 | 355 36 2.9 -36.0 24 272 9144 15 41 -10.6 -39.6 | 351 30 4.7 -29.2 25 259 9449 20 41 -14.0 -38.5 | 357 28 1.3 -28.1 26 250 9680 355 37 3.2 -36.9 | 325 32 18.5 -26.5 27 247 9754 355 36 3.1 -35.9 | 324 31 18.4 -25.5 28 225 10363 360 36 -0.0 -36.0 | 329 30 15.3 -25.6 29 215 10668 5 29 -2.5 -28.9 | 325 22 12.8 -18.5 30 200 11150 340 25 8.6 -23.5 | 299 27 23.8 -13.1 31 196 11278 345 20 5.2 -19.3 | 294 22 20.5 -8.9 32 187 11582 325 28 16.1 -22.9 | 292 34 31.4 -12.5 33 179 11887 335 34 14.4 -30.8 | 305 36 29.7 -20.4 34 163 12497 345 22 5.7 -21.3 | 297 24 21.0 -10.9 35 156 12802 340 17 5.8 -16.0 | 285 22 21.1 -5.6 36 150 13050 335 25 10.6 -22.7 | 295 29 25.9 -12.3 37 149 13106 345 30 7.8 -29.0 | 309 30 23.1 -18.6 38 142 13411 340 25 8.6 -23.5 | 299 27 23.8 -13.1 39 136 13716 320 22 14.1 -16.9 | 282 30 29.4 -6.5 40 129 14021 310 24 18.4 -15.4 | 279 34 33.7 -5.0 41 123 14326 325 37 21.2 -30.3 | 299 42 36.5 -19.9 42 107 15240 325 29 16.6 -23.8 | 293 35 31.9 -13.4 43 103 15545 320 24 15.4 -18.4 | 285 32 30.7 -8.0 44 100 15710 325 44 25.2 -36.0 | 302 48 40.5 -25.7 45 98 15850 325 44 25.2 -36.0 | 302 48 40.5 -25.7 46 89 16459 305 33 27.0 -18.9 | 281 43 42.3 -8.5 47 85 16764 310 50 38.3 -32.1 | 292 58 53.6 -21.8 48 74 17678 335 42 17.7 -38.1 | 310 43 33.0 -27.7 49 70 18060 320 51 32.8 -39.1 | 301 56 48.1 -28.7 50 68 18288 315 47 33.2 -33.2 | 295 54 48.5 -22.8 51 62 18898 330 49 24.5 -42.4 | 309 51 39.8 -32.0 52 51 20117 295 52 47.1 -22.0 | 281 63 62.4 -11.6 53 50 20250 305 62 50.8 -35.6 | 291 71 66.1 -25.2 54 42 21336 310 66 50.6 -42.4 | 296 73 65.9 -32.0 55 39 21946 320 79 50.8 -60.5 | 307 83 66.1 -50.1 56 30 23470 310 51 39.1 -32.8 | 292 59 54.4 -22.4 57 30 23570 315 55 38.9 -38.9 | 298 61 54.2 -28.5 58 22 25603 305 58 47.5 -33.3 | 290 67 62.8 -22.9 59 20 26190 320 75 48.2 -57.5 | 307 79 63.5 -47.1 60 19 26518 310 78 59.8 -50.1 | 298 85 75.0 -39.8 61 17 27127 320 66 42.4 -50.6 | 305 70 57.7 -40.2 62 17 27432 315 74 52.3 -52.3 | 302 80 67.6 -41.9 63 16 27737 310 76 58.2 -48.9 | 298 83 73.5 -38.5 64 14 28651 325 89 51.0 -72.9 | 313 91 66.3 -62.5 65 12 29261 310 95 72.8 -61.1 | 300 102 88.1 -50.7 66 10 30680 320 105 67.5 -80.4 | 310 108 82.8 -70.0 Wind Parameters Mean winds (0-6000m): 25.8 at 24.6 knts Storm direction: 55.8 at 18.5 knts Shear (0-3000m) pos: 0.8 neg: 2.4 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 73.0 deg Storm rel helicity (0-3000m) pos: 120.7 neg: -75.6 tot: 45.1 m^2/s^2 ave: 15.0 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 2.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.51 Bulk Shear: 134.23 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 ------------------------------------------------------------------------------- 500 198 7 226 25| 0.0 5.0 5.0| 40.5 -43.2 -2.7 -5.4 -0.03| 20.2 -0.5 1000 205 5 229 23| 0.0 1.5 1.5| 60.1 -71.9 -11.8 -11.8 -0.08| 16.5 -1.3 1500 210 5 230 23| 0.0 2.5 2.5| 84.7 -72.3 12.4 8.2 0.09| 13.7 1.3 2000 33 6 246 13| 0.3 1.9 2.2| 84.7 -75.6 9.0 4.5 0.06| 11.0 0.7 2500 25 7 250 13| 0.2 2.9 3.2|107.2 -75.6 31.5 12.6 0.19| 10.3 2.0 3000 24 8 256 12| 0.8 2.4 3.2|120.7 -75.6 45.1 15.0 0.26| 9.6 2.5 4000 28 12 271 10| 1.2 2.5 3.7|135.3 -75.6 59.6 14.9 0.31| 8.6 2.7 5000 26 17 303 9| 1.0 4.3 5.2|188.6 -75.6 113.0 22.6 0.33| 9.2 3.0 6000 26 25 339 13| 0.8 5.3 6.2|241.4 -75.6 165.8 27.6 0.30| 9.5 2.9 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251208.12.gif