UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 18 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 1001 68 -18.5 -21.0 81 2.5 -18.8 320 15 254.6 254.7 254.2 256.5 0.71 1 1000 113 -18.5 -21.3 79 2.8 -18.9 315 12 254.6 254.8 254.2 256.5 0.70 2 968 354 -20.7 -22.3 87 1.6 -20.9 254.8 254.9 254.3 256.6 0.66 3 925 690 -21.1 -23.9 78 2.8 -21.5 330 29 257.7 257.8 256.6 259.4 0.60 4 850 1309 -24.7 -27.3 79 2.6 -25.0 325 29 260.3 260.3 258.4 261.6 0.48 5 770 2024 -27.7 -31.2 72 3.5 -28.0 264.5 264.6 261.4 265.6 0.37 6 700 2701 -33.3 -36.9 70 3.6 -33.6 335 21 265.6 265.6 262.0 266.3 0.23 7 697 2731 -33.3 -37.1 69 3.8 -33.6 265.9 266.0 262.2 266.6 0.23 8 692 2782 -31.3 -48.3 17 17.0 -32.1 268.7 268.7 263.9 268.9 0.07 9 663 3084 -32.7 -53.7 10 21.0 -33.5 270.4 270.4 265.0 270.6 0.04 10 603 3745 -36.9 -44.9 43 8.0 -37.2 273.0 273.0 267.0 273.4 0.12 11 589 3908 -36.9 -52.9 17 16.0 -37.5 274.9 274.9 268.0 275.0 0.05 12 570 4134 -37.1 -55.1 14 18.0 -37.7 277.2 277.2 269.5 277.3 0.04 13 510 4896 -41.3 -54.3 23 13.0 -41.7 281.1 281.1 271.9 281.2 0.05 14 500 5030 -41.5 -57.5 16 16.0 -41.9 320 31 282.4 282.4 272.6 282.6 0.03 15 453 5695 -43.9 -62.9 10 19.0 -44.3 287.5 287.5 275.4 287.6 0.02 16 408 6390 -47.7 -60.7 21 13.0 -48.0 291.3 291.3 277.4 291.4 0.03 17 400 6520 -48.3 -61.3 21 13.0 -48.6 335 30 292.2 292.2 277.8 292.3 0.02 18 390 6686 -48.5 -64.5 14 16.0 -48.8 294.1 294.1 278.7 294.1 0.02 19 300 8390 -53.9 -69.9 12 16.0 -54.1 325 26 309.4 309.4 285.1 309.4 0.01 20 290 8609 -54.7 -70.7 12 16.0 -54.9 330 30 311.2 311.2 285.8 311.3 0.01 21 275 8952 -52.7 -77.7 3 25.0 -52.9 318.9 318.9 288.4 318.9 0.00 22 255 9442 -53.7 -78.7 3 25.0 -53.9 324.4 324.4 290.1 324.4 0.00 23 250 9570 -52.9 -78.9 3 26.0 -53.2 335 29 327.4 327.4 291.0 327.4 0.00 24 240 9833 -51.7 -80.7 2 29.0 -52.0 333.1 333.1 292.6 333.1 0.00 25 200 11010 -51.3 -82.3 1 31.0 -51.7 345 32 351.5 351.5 297.0 351.5 0.00 26 190 11343 -51.1 -83.1 1 32.0 -51.5 357.0 357.0 298.1 357.1 0.00 27 155 12659 -53.5 -85.5 1 32.0 -53.9 374.4 374.4 301.3 374.4 0.00 28 150 12870 -52.1 -85.1 1 33.0 -52.6 340 35 380.3 380.3 302.3 380.3 0.00 29 142 13227 -50.1 -85.1 1 35.0 -50.8 389.8 389.8 303.8 389.8 0.00 30 136 13509 -50.7 -84.7 1 34.0 -51.4 393.6 393.6 304.3 393.6 0.00 31 129 13855 -49.3 -85.3 1 36.0 -50.1 402.1 402.1 305.5 402.1 0.00 32 123 14166 -50.9 -85.9 1 35.0 -51.6 404.7 404.7 305.8 404.7 0.00 33 112 14782 -46.9 -84.9 1 38.0 -48.1 423.2 423.2 308.1 423.2 0.00 34 100 15530 -49.3 -85.3 1 36.0 -50.3 325 35 432.5 432.5 309.1 432.5 0.00 35 95 15865 -50.7 -86.7 1 36.0 -51.6 436.1 436.1 309.5 436.1 0.00 36 84 16675 -45.5 -84.5 0 39.0 -47.2 462.3 462.3 312.0 462.3 0.00 37 75 17425 -48.7 -86.7 0 38.0 -50.1 470.8 470.8 312.7 470.8 0.00 38 70 17880 -47.1 -86.1 0 39.0 -48.8 320 65 483.6 483.6 313.7 483.6 0.00 39 50 20120 -42.9 -82.9 0 40.0 -46.2 310 64 542.4 542.4 317.6 542.4 0.01 40 46 20679 -42.1 -83.1 0 41.0 -45.8 557.4 557.4 318.5 557.4 0.01 41 36 22287 -53.3 -89.3 0 36.0 -54.9 568.9 568.9 319.1 568.9 0.00 42 32 23049 -48.9 -86.9 0 38.0 -51.6 600.1 600.2 320.6 600.2 0.01 43 30 23470 -49.5 -87.5 0 38.0 -52.2 305 80 609.7 609.7 321.0 609.7 0.01 44 26 24410 -48.3 -86.3 0 38.0 -51.7 638.6 638.6 322.2 638.6 0.01 45 21 25802 -53.3 -90.3 0 37.0 -55.8 663.7 663.7 323.2 663.7 0.01 46 20 26120 -47.9 -86.9 0 39.0 -52.1 320 69 689.6 689.6 324.1 689.6 0.01 47 19 26458 -47.7 -86.7 0 39.0 -52.1 700.4 700.4 324.4 700.5 0.01 48 16 27580 -52.1 -89.1 0 37.0 -55.5 721.3 721.3 325.1 721.4 0.01 49 13 28919 -53.3 -90.3 0 37.0 -56.9 761.3 761.3 326.3 761.3 0.01 50 11 30002 -49.7 -87.7 0 38.0 -55.0 811.6 811.6 327.5 811.7 0.02 51 10 30620 -53.7 -90.7 0 37.0 -57.8 300 60 819.1 819.1 327.7 819.2 0.01 52 8.9 31364 -56.9 -91.9 0 35.0 -60.3 834.5 834.5 328.1 834.6 0.01 53 8.2 31885 -55.1 -91.1 0 36.0 -59.3 861.4 861.4 328.7 861.5 0.01 54 7.1 32799 -57.7 -92.7 0 35.0 -61.4 886.9 886.9 329.2 887.0 0.01 55 6.5 33360 -54.7 -90.7 0 36.0 -59.7 922.3 922.3 329.8 922.4 0.02 56 5.9 33977 -56.7 -92.7 0 36.0 -61.3 939.5 939.5 330.1 939.6 0.01 57 5.3 34667 -50.3 -88.3 0 38.0 -58.0 997.4 997.4 331.1 997.7 0.03 58 4.9 35175 -53.9 -90.9 0 37.0 -60.2 1003.6 1003.6 331.2 1003.8 0.02 59 4.3 36017 -52.1 -89.1 0 37.0 -59.7 1050.3 1050.3 331.9 1050.6 0.03 60 3.8 36813 -54.9 -89.9 1 35.0 -61.6 1074.3 1074.3 332.3 1074.7 0.03 TRP 290 8609 -54.7 -70.7 12 16.0 -54.9 330 30 311.2 311.2 285.8 311.3 0.01 WND 3.0 325 138 Sounding variables and indices 1000-500 mb thick: 4917.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 50.14 % Est. max temperature: -12.84 C = 8.89 F Sfc-Lift cond lev (LCL): 960.81 mb = 409.48 m = 1343.41 ft T: -20.77 C 700-500 lapse rate: 3.52 C/km ThetaE index: 0.00 C Layer 1001.0--97609095688668617833845882880.0 mb Conv cond level (CCL): 862.60 mb = 1201.30 m = 3941.23 ft Mean mixing ratio: 0.63 g/kg Conv temperature: -13.24 C = 8.16 F Cap Strength: 19.15 C Lifted Index: 20.12 C Risk: None Lifted Index @300 mb: 36.43 C Lifted Index @700 mb: 7.31 C Showalter Index: 17.13 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: 14.20 C K Index: -14.10 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 4.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.88 J/kg Max Up Vert Vel: 5.81 m/s Conv Inhibition (B-): 78228.05 J/kg Cap Strength: 19.73 C Lift Cond Lev (LCL): 913.80 mb = 779.20 m = 2556.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 3 46554 325 138 79.2 -113.0 1 1001 68 320 15 9.6 -11.5 2 1000 113 315 12 8.5 -8.5 3 974 305 325 23 13.2 -18.8 4 935 610 330 28 14.0 -24.2 5 925 690 330 29 14.5 -25.1 6 897 914 330 28 14.0 -24.2 7 860 1219 330 31 15.5 -26.8 8 850 1309 325 29 16.6 -23.8 9 825 1524 330 33 16.5 -28.6 10 791 1829 335 32 13.5 -29.0 11 758 2134 335 31 13.1 -28.1 12 726 2438 335 26 11.0 -23.6 13 700 2701 335 21 8.9 -19.0 14 696 2743 335 21 8.9 -19.0 15 610 3658 325 30 17.2 -24.6 16 583 3962 325 35 20.1 -28.7 17 558 4267 325 33 18.9 -27.0 18 511 4877 330 33 16.5 -28.6 19 500 5030 320 31 19.9 -23.7 20 489 5182 320 31 19.9 -23.7 21 426 6096 335 28 11.8 -25.4 22 407 6401 340 28 9.6 -26.3 23 400 6520 335 30 12.7 -27.2 24 354 7315 330 23 11.5 -19.9 25 338 7620 330 25 12.5 -21.7 26 300 8390 325 26 14.9 -21.3 27 293 8534 325 25 14.3 -20.5 28 290 8609 330 30 15.0 -26.0 29 267 9144 340 24 8.2 -22.6 30 255 9449 350 26 4.5 -25.6 31 250 9570 335 29 12.3 -26.3 32 243 9754 335 28 11.8 -25.4 33 221 10363 330 38 19.0 -32.9 34 211 10668 330 36 18.0 -31.2 35 200 11010 345 32 8.3 -30.9 36 192 11278 350 33 5.7 -32.5 37 183 11582 335 29 12.3 -26.3 38 150 12870 340 35 12.0 -32.9 39 138 13411 340 32 10.9 -30.1 40 126 14021 320 23 14.8 -17.6 41 115 14630 335 42 17.7 -38.1 42 105 15240 330 29 14.5 -25.1 43 100 15530 325 35 20.1 -28.7 44 95 15850 325 35 20.1 -28.7 45 70 17880 320 65 41.8 -49.8 46 66 18288 320 69 44.4 -52.9 47 57 19202 320 61 39.2 -46.7 48 52 19812 320 82 52.7 -62.8 49 50 20120 310 64 49.0 -41.1 50 48 20422 315 63 44.5 -44.5 51 42 21336 295 57 51.7 -24.1 52 38 21946 305 52 42.6 -29.8 53 33 22860 320 66 42.4 -50.6 54 30 23470 305 80 65.5 -45.9 55 27 24079 305 81 66.4 -46.5 56 25 24689 315 85 60.1 -60.1 57 20 26120 320 69 44.4 -52.9 58 19 26518 325 75 43.0 -61.4 59 16 27432 310 74 56.7 -47.6 60 14 28651 310 66 50.6 -42.4 61 12 29261 305 81 66.4 -46.5 62 10 30620 300 60 52.0 -30.0 Wind Parameters Energy-Hel index: -1.06 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 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251218.00.gif