UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 7 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 1023 68 -32.7 -35.9 73 3.2 -32.9 325 3 238.9 238.9 238.8 239.4 0.17 1 1020 93 -31.9 -33.1 89 1.2 -32.0 328 5 239.9 239.9 239.9 240.5 0.23 2 1000 262 -28.5 -30.4 84 1.9 -28.6 345 15 244.6 244.7 244.5 245.5 0.30 3 991 327 -27.5 -29.6 82 2.1 -27.7 345 14 246.3 246.3 246.1 247.2 0.33 4 925 823 -27.5 -29.9 80 2.4 -27.7 360 8 251.2 251.2 250.5 252.1 0.35 5 914 909 -27.3 -31.1 70 3.8 -27.6 5 9 252.3 252.3 251.3 253.1 0.31 6 858 1365 -26.3 -27.4 90 1.1 -26.4 37 8 257.9 258.0 256.5 259.2 0.47 7 850 1433 -26.3 -28.4 82 2.1 -26.5 40 9 258.6 258.7 256.9 259.8 0.43 8 846 1467 -25.9 -28.5 79 2.6 -26.2 42 9 259.4 259.4 257.6 260.6 0.43 9 786 1998 -27.1 -30.2 75 3.1 -27.4 60 10 263.6 263.7 260.8 264.7 0.39 10 700 2827 -30.5 -35.4 62 4.9 -30.9 50 14 268.7 268.8 264.3 269.5 0.27 11 697 2858 -30.7 -35.7 61 5.0 -31.1 51 13 268.8 268.9 264.4 269.6 0.26 12 663 3212 -32.1 -39.1 50 7.0 -32.6 45 12 271.1 271.1 265.8 271.7 0.19 13 535 4700 -40.7 -50.7 33 10.0 -41.1 23 14 278.0 278.0 270.1 278.2 0.07 14 500 5160 -41.5 -60.5 11 19.0 -41.9 20 20 282.4 282.4 272.6 282.5 0.02 15 479 5450 -42.7 -63.7 8 21.0 -43.1 22 25 284.4 284.4 273.7 284.5 0.02 16 412 6462 -44.1 -66.1 7 22.0 -44.5 23 54 295.2 295.2 279.2 295.2 0.01 17 400 6660 -44.9 -66.9 7 22.0 -45.3 25 62 296.6 296.6 279.8 296.7 0.01 18 337 7792 -49.5 -66.2 13 16.7 -49.8 20 71 305.2 305.2 283.5 305.3 0.02 19 330 7929 -50.1 -66.1 14 16.0 -50.4 25 67 306.3 306.3 283.9 306.3 0.02 20 300 8550 -50.9 -67.9 12 17.0 -51.2 15 53 313.6 313.6 286.6 313.7 0.01 21 261 9459 -52.1 -75.1 5 23.0 -52.4 10 52 324.6 324.6 290.2 324.6 0.01 22 250 9740 -50.9 -77.9 3 27.0 -51.2 15 50 330.4 330.4 291.8 330.4 0.00 23 216 10690 -50.5 -80.5 2 30.0 -50.9 15 42 345.1 345.1 295.6 345.1 0.00 24 200 11190 -51.5 -81.5 2 30.0 -51.9 5 45 351.2 351.2 296.9 351.2 0.00 25 153 12931 -51.7 -83.7 1 32.0 -52.2 4 39 378.8 378.8 302.1 378.8 0.00 26 150 13060 -51.1 -84.1 1 33.0 -51.7 5 39 382.0 382.0 302.6 382.0 0.00 27 136 13697 -50.1 -84.1 1 34.0 -50.8 7 41 394.6 394.6 304.5 394.7 0.00 28 129 14039 -52.1 -84.1 1 32.0 -52.7 3 43 397.1 397.1 304.8 397.1 0.00 29 116 14727 -50.7 -84.7 1 34.0 -51.5 347 46 411.9 411.9 306.7 411.9 0.00 30 111 15013 -52.3 -85.3 1 33.0 -52.9 345 46 414.1 414.1 307.0 414.1 0.00 31 100 15690 -49.7 -84.7 1 35.0 -50.7 350 45 431.7 431.7 309.0 431.7 0.00 32 75 17570 -51.1 -86.1 1 35.0 -52.2 338 41 465.8 465.8 312.3 465.8 0.00 33 70 18020 -50.3 -85.3 1 35.0 -51.5 340 44 476.8 476.8 313.2 476.8 0.00 34 52 19962 -47.7 -84.7 1 37.0 -49.8 326 49 525.1 525.1 316.6 525.2 0.01 35 50 20220 -48.3 -85.3 1 37.0 -50.3 310 59 529.6 529.6 316.9 529.7 0.01 36 41 21521 -51.7 -86.7 1 35.0 -53.4 318 75 552.1 552.1 318.2 552.1 0.01 37 34 22747 -48.1 -85.1 1 37.0 -50.9 327 47 591.9 591.9 320.2 592.0 0.01 38 30 23570 -50.3 -86.3 1 36.0 -52.8 305 55 607.5 607.5 320.9 607.6 0.01 39 26 24495 -53.1 -87.1 1 34.0 -55.3 314 60 624.9 624.9 321.7 625.0 0.01 40 21 25888 -46.7 -85.7 0 39.0 -51.1 312 54 683.6 683.6 323.9 683.7 0.01 41 20 26210 -48.5 -85.5 1 37.0 -52.5 315 41 687.7 687.7 324.0 687.8 0.01 42 16 27666 -52.7 -87.7 1 35.0 -55.9 306 41 719.3 719.3 325.0 719.4 0.01 43 15 28083 -52.5 -88.5 1 36.0 -55.9 309 54 733.4 733.4 325.4 733.5 0.01 44 14 28534 -47.7 -86.7 0 39.0 -53.0 315 69 764.3 764.3 326.3 764.4 0.02 45 12 29555 -46.3 -85.3 0 39.0 -52.7 327 88 803.7 803.7 327.3 803.9 0.02 46 10 30760 -49.1 -86.1 1 37.0 -55.0 325 91 836.3 836.3 328.1 836.5 0.02 47 8.6 31744 -51.9 -86.9 1 35.0 -57.1 862.2 862.2 328.7 862.4 0.02 48 7.1 32962 -60.5 -89.5 1 29.0 -63.3 875.4 875.4 329.0 875.6 0.02 49 5.7 34324 -62.3 -91.3 1 29.0 -65.1 924.3 924.3 329.9 924.4 0.02 50 4.9 35266 -58.7 -90.7 1 32.0 -63.0 981.6 981.6 330.9 981.8 0.02 TRP 330 7929 -50.1 -66.1 14 16.0 -50.4 25 67 306.3 306.3 283.9 306.3 0.02 WND 337 7792 -49.5 -66.2 13 16.7 -49.8 20 71 305.2 305.2 283.5 305.3 0.02 Sounding variables and indices 1000-500 mb thick: 4898.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 59.38 % Est. max temperature: -15.14 C = 4.76 F Sfc-Lift cond lev (LCL): 968.60 mb = 491.52 m = 1612.57 ft T: -27.50 C 700-500 lapse rate: 4.71 C/km ThetaE index: 0.00 C Layer 1023.0- 0.0 mb Conv cond level (CCL): 1020.00 mb = 92.94 m = 304.92 ft Mean mixing ratio: 0.32 g/kg Conv temperature: -29.49 C = -21.08 F Cap Strength: 25.20 C Lifted Index: 28.38 C Risk: None Lifted Index @300 mb: 46.58 C Lifted Index @700 mb: 18.99 C Showalter Index: 18.60 C Risk: None Total Totals Index: 28.30 C Risk: None Vertical Totals Index: 15.20 C Cross Totals Index: 13.10 C K Index: -18.10 Risk: None Sweat Index: 38.00 Risk: None Energy Index: 4.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.06 J/kg Max Up Vert Vel: 9.39 m/s Conv Inhibition (B-): 92968.24 J/kg Cap Strength: 27.54 C Lift Cond Lev (LCL): 939.16 mb = 713.62 m = 2341.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 59 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 1023 68 325 3 1.7 -2.5 | 254 11 11.0 3.1 1 1000 262 345 15 3.9 -14.5 | 304 16 13.2 -8.9 2 994 305 345 14 3.6 -13.5 | 302 15 12.9 -7.9 3 953 610 350 10 1.7 -9.8 | 291 12 11.0 -4.3 4 925 823 360 8 -0.0 -8.0 | 285 10 9.3 -2.4 5 913 914 5 9 -0.8 -9.0 | 292 9 8.5 -3.4 6 876 1219 30 7 -3.5 -6.1 | 275 6 5.8 -0.5 7 850 1433 40 9 -5.8 -6.9 | 291 4 3.5 -1.3 8 804 1829 65 10 -9.1 -4.2 | 189 1 0.2 1.4 9 771 2134 55 10 -8.2 -5.7 | 278 1 1.1 -0.2 10 739 2438 55 13 -10.6 -7.5 | 36 2 -1.4 -1.9 11 708 2743 50 14 -10.7 -9.0 | 23 4 -1.4 -3.4 12 700 2827 50 14 -10.7 -9.0 | 23 4 -1.4 -3.4 13 678 3048 55 10 -8.2 -5.7 | 278 1 1.1 -0.2 14 649 3353 35 14 -8.0 -11.5 | 348 6 1.3 -5.9 15 621 3658 30 13 -6.5 -11.3 | 334 6 2.8 -5.7 16 594 3962 45 13 -9.2 -9.2 | 359 4 0.1 -3.6 17 569 4267 30 11 -5.5 -9.5 | 316 5 3.8 -3.9 18 544 4572 25 12 -5.1 -10.9 | 321 7 4.2 -5.3 19 521 4877 20 17 -5.8 -16.0 | 342 11 3.5 -10.4 20 500 5160 20 20 -6.8 -18.8 | 350 13 2.4 -13.2 21 455 5791 25 32 -13.5 -29.0 | 10 24 -4.2 -23.4 22 435 6096 20 38 -13.0 -35.7 | 7 30 -3.7 -30.1 23 400 6660 25 62 -26.2 -56.2 | 18 53 -16.9 -50.6 24 397 6706 30 62 -31.0 -53.7 | 24 53 -21.7 -48.1 25 346 7620 25 69 -29.2 -62.5 | 19 60 -19.9 -57.0 26 337 7792 20 71 -24.3 -66.7 | 14 63 -15.0 -61.1 27 330 7925 20 71 -24.3 -66.7 | 14 63 -15.0 -61.1 28 330 7929 25 67 -28.3 -60.7 | 19 58 -19.0 -55.1 29 300 8550 15 53 -13.7 -51.2 | 6 46 -4.4 -45.6 30 287 8839 15 51 -13.2 -49.3 | 5 44 -3.9 -43.7 31 274 9144 10 52 -9.0 -51.2 | 360 46 0.3 -45.6 32 261 9449 10 52 -9.0 -51.2 | 360 46 0.3 -45.6 33 250 9740 15 50 -12.9 -48.3 | 5 43 -3.7 -42.7 34 217 10668 15 42 -10.9 -40.6 | 3 35 -1.6 -35.0 35 200 11190 5 45 -3.9 -44.8 | 352 40 5.4 -39.2 36 180 11887 355 43 3.7 -42.8 | 341 39 13.0 -37.3 37 150 13060 5 39 -3.4 -38.9 | 350 34 5.9 -33.3 38 142 13411 10 39 -6.8 -38.4 | 356 33 2.5 -32.8 39 123 14326 360 45 -0.0 -45.0 | 347 40 9.3 -39.4 40 112 14935 340 46 15.7 -43.2 | 326 45 25.0 -37.6 41 107 15240 360 45 -0.0 -45.0 | 347 40 9.3 -39.4 42 100 15690 350 45 7.8 -44.3 | 336 42 17.1 -38.7 43 98 15850 350 45 7.8 -44.3 | 336 42 17.1 -38.7 44 93 16154 335 49 20.7 -44.4 | 322 49 30.0 -38.8 45 85 16764 355 44 3.8 -43.8 | 341 40 13.1 -38.2 46 77 17374 335 43 18.2 -39.0 | 321 43 27.5 -33.4 47 70 17983 345 37 9.6 -35.7 | 328 36 18.9 -30.2 48 70 18020 340 44 15.0 -41.3 | 326 43 24.3 -35.8 49 64 18593 340 51 17.4 -47.9 | 328 50 26.7 -42.3 50 61 18898 325 45 25.8 -36.9 | 312 47 35.1 -31.3 51 58 19202 335 40 16.9 -36.3 | 320 40 26.2 -30.7 52 56 19507 340 53 18.1 -49.8 | 328 52 27.4 -44.2 53 53 19812 335 43 18.2 -39.0 | 321 43 27.5 -33.4 54 50 20220 310 59 45.2 -37.9 | 301 63 54.5 -32.3 55 48 20422 310 60 46.0 -38.6 | 301 64 55.2 -33.0 56 44 21031 320 45 28.9 -34.5 | 307 48 38.2 -28.9 57 42 21336 315 66 46.7 -46.7 | 306 69 56.0 -41.1 58 40 21641 320 80 51.4 -61.3 | 313 82 60.7 -55.7 59 37 22250 335 59 24.9 -53.5 | 324 59 34.2 -47.9 60 33 22860 325 44 25.2 -36.0 | 311 46 34.5 -30.5 61 30 23470 315 61 43.1 -43.1 | 306 64 52.4 -37.5 62 30 23570 305 55 45.1 -31.5 | 296 60 54.3 -26.0 63 28 24079 305 55 45.1 -31.5 | 296 60 54.3 -26.0 64 26 24384 320 61 39.2 -46.7 | 310 64 48.5 -41.1 65 25 24689 305 59 48.3 -33.8 | 296 64 57.6 -28.3 66 22 25603 310 65 49.8 -41.8 | 301 69 59.1 -36.2 67 20 26210 315 41 29.0 -29.0 | 301 45 38.3 -23.4 68 17 27432 310 38 29.1 -24.4 | 296 43 38.4 -18.8 69 16 27737 305 42 34.4 -24.1 | 293 47 43.7 -18.5 70 13 28956 320 82 52.7 -62.8 | 313 84 62.0 -57.2 71 11 29870 330 91 45.5 -78.8 | 323 91 54.8 -73.2 72 10 30760 325 91 52.2 -74.5 | 318 92 61.5 -69.0 Wind Parameters Mean winds (0-6000m): 29.0 at 14.4 knts Storm direction: 59.0 at 10.8 knts Shear (0-3000m) pos: 1.3 neg: 0.6 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 41.8 deg Storm rel helicity (0-3000m) pos: 43.2 neg: -18.2 tot: 25.0 m^2/s^2 ave: 8.3 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.31 Bulk Shear: 13.31 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 ------------------------------------------------------------------------------- 500 345 11 294 13| 8.1 0.0 8.1| 39.7 -9.5 30.2 60.4 0.54| 17.3 9.3 1000 352 10 292 12| 3.4 0.0 3.4| 41.2 -14.2 27.0 27.0 0.35| 11.5 4.0 1500 4 9 294 9| 3.3 0.0 3.3| 42.3 -16.1 26.2 17.5 0.27| 9.5 2.6 2000 18 10 299 7| 2.7 0.0 2.7| 42.5 -16.8 25.7 12.9 0.21| 8.1 1.7 2500 28 10 305 6| 2.2 0.7 2.9| 43.2 -17.0 26.2 10.5 0.24| 7.3 1.8 3000 33 10 312 5| 1.3 0.6 1.9| 43.2 -18.2 25.0 8.3 0.15| 6.9 1.0 4000 35 11 320 5| 1.1 1.0 2.1| 46.5 -21.7 24.8 6.2 0.14| 6.7 0.9 5000 32 12 324 5| 0.9 1.7 2.6| 57.5 -24.1 33.4 6.7 0.16| 6.5 1.0 6000 29 14 342 7| 1.3 2.2 3.5| 89.0 -32.4 56.6 9.4 0.19| 7.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251207.12.gif