UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 20 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 91 SFC 998 68 -18.1 -20.5 81 2.4 -18.4 290 8 255.2 255.3 254.8 257.2 0.75 2 926 660 -22.7 -23.8 91 1.1 -22.8 256.0 256.1 255.2 257.7 0.60 3 925 668 -22.7 -24.0 89 1.3 -22.9 315 32 256.1 256.2 255.2 257.7 0.59 4 903 845 -22.5 -24.3 85 1.8 -22.7 258.1 258.2 256.9 259.7 0.59 5 893 927 -20.7 -22.6 85 1.9 -21.0 260.8 260.9 259.2 262.7 0.70 6 850 1291 -22.3 -24.4 83 2.1 -22.6 315 32 262.8 262.9 260.6 264.5 0.62 7 820 1554 -23.9 -26.5 79 2.6 -24.2 263.8 263.9 261.2 265.3 0.53 8 786 1861 -26.3 -26.9 95 0.6 -26.3 264.4 264.5 261.7 266.0 0.54 9 712 2569 -31.3 -33.8 79 2.5 -31.5 266.5 266.6 262.8 267.4 0.31 10 705 2639 -31.7 -32.8 90 1.1 -31.8 266.8 266.9 263.1 267.9 0.34 11 700 2689 -31.5 -33.0 87 1.5 -31.6 320 21 267.6 267.7 263.6 268.6 0.34 12 687 2822 -31.1 -33.4 80 2.3 -31.3 269.5 269.5 265.0 270.5 0.33 13 672 2980 -27.5 -31.1 71 3.6 -27.9 275.2 275.3 269.0 276.5 0.42 14 623 3524 -29.3 -32.5 74 3.2 -29.6 279.2 279.3 271.4 280.4 0.40 15 586 3959 -32.1 -34.2 82 2.1 -32.3 280.9 280.9 272.3 282.0 0.36 16 518 4825 -35.9 -39.9 67 4.0 -36.2 286.4 286.4 275.2 287.1 0.23 17 500 5070 -37.9 -42.1 65 4.2 -38.1 310 44 286.8 286.9 275.3 287.5 0.19 18 436 5998 -43.7 -48.7 58 5.0 -43.9 290.9 291.0 277.3 291.3 0.11 19 402 6537 -47.5 -50.9 68 3.4 -47.6 292.8 292.9 278.2 293.1 0.09 20 400 6570 -47.5 -51.1 66 3.6 -47.6 310 46 293.3 293.3 278.4 293.6 0.09 21 330 7828 -53.1 -56.0 71 2.9 -53.2 302.2 302.2 282.3 302.4 0.06 22 323 7966 -53.1 -57.0 62 3.9 -53.2 304.0 304.0 283.1 304.2 0.05 23 311 8210 -54.7 -56.7 78 2.0 -54.8 305.1 305.1 283.5 305.3 0.06 24 300 8440 -55.5 -59.9 58 4.4 -55.6 315 56 307.1 307.1 284.3 307.3 0.04 25 291 8634 -56.3 -64.3 36 8.0 -56.4 308.7 308.7 284.8 308.8 0.02 26 279 8900 -58.3 -65.3 40 7.0 -58.4 315 57 309.5 309.5 285.2 309.6 0.02 27 263 9271 -58.7 -71.7 17 13.0 -58.8 314.2 314.2 286.8 314.2 0.01 28 259 9367 -58.1 -75.1 10 17.0 -58.2 316.5 316.5 287.6 316.5 0.01 29 250 9590 -56.9 -73.9 10 17.0 -57.1 325 57 321.5 321.5 289.2 321.5 0.01 30 240 9848 -57.3 -77.3 6 20.0 -57.5 324.6 324.6 290.2 324.7 0.00 31 217 10492 -52.5 -80.5 2 28.0 -52.8 341.6 341.6 294.7 341.6 0.00 32 200 11020 -51.3 -82.3 1 31.0 -51.7 330 41 351.5 351.5 297.0 351.5 0.00 33 196 11151 -50.3 -82.3 1 32.0 -50.8 355.2 355.2 297.7 355.2 0.00 34 162 12385 -51.3 -83.3 1 32.0 -51.8 373.4 373.4 301.1 373.4 0.00 35 150 12880 -53.7 -84.7 1 31.0 -54.1 325 36 377.5 377.5 301.8 377.6 0.00 36 144 13143 -53.9 -84.9 1 31.0 -54.4 381.6 381.6 302.5 381.6 0.00 37 123 14161 -52.5 -85.5 1 33.0 -53.1 401.8 401.8 305.5 401.8 0.00 38 104 15239 -55.9 -86.9 1 31.0 -56.3 415.0 415.0 307.1 415.0 0.00 39 100 15490 -55.1 -86.1 1 31.0 -55.6 315 43 421.3 421.3 307.9 421.3 0.00 40 88 16307 -53.1 -86.1 1 33.0 -53.8 441.0 441.0 310.0 441.0 0.00 41 70 17770 -55.3 -87.3 1 32.0 -56.1 315 56 466.1 466.1 312.3 466.1 0.00 42 64 18336 -57.3 -88.3 1 31.0 -57.9 473.8 473.8 313.0 473.8 0.00 43 58 18960 -53.9 -87.9 1 34.0 -54.9 495.0 495.0 314.6 495.0 0.00 44 50 19900 -57.7 -89.7 1 32.0 -58.5 305 62 507.5 507.5 315.5 507.5 0.00 45 48 20159 -55.3 -88.3 1 33.0 -56.3 519.2 519.2 316.2 519.2 0.00 46 40 21313 -57.9 -89.9 1 32.0 -58.8 540.4 540.4 317.5 540.5 0.00 47 37 21809 -53.5 -88.5 1 35.0 -55.1 563.9 563.9 318.9 564.0 0.00 48 30 23140 -59.1 -91.1 1 32.0 -60.1 310 85 583.5 583.5 319.8 583.5 0.00 49 27 23801 -56.9 -89.9 1 33.0 -58.3 607.6 607.6 320.9 607.6 0.00 50 20 25680 -60.5 -90.5 1 30.0 -61.7 305 95 651.0 651.0 322.7 651.0 0.01 51 14 27875 -64.3 -93.3 1 29.0 -65.4 708.0 708.0 324.7 708.0 0.00 52 10 29950 -60.1 -93.1 1 33.0 -62.4 315 131 795.2 795.2 327.1 795.3 0.01 53 9.8 30076 -59.3 -91.3 1 32.0 -61.8 802.8 802.8 327.3 802.9 0.01 54 6.9 32259 -62.3 -92.3 1 30.0 -64.7 875.1 875.1 328.9 875.2 0.01 55 6.5 32632 -56.7 -91.7 0 35.0 -61.0 913.8 913.8 329.7 913.9 0.01 56 6.1 33036 -55.3 -90.3 1 35.0 -60.3 936.6 936.6 330.1 936.8 0.02 TRP 279 8900 -58.3 -65.3 40 7.0 -58.4 315 57 309.5 309.5 285.2 309.6 0.02 WND 6.0 320 154 Sounding variables and indices 1000-500 mb thick: 4979.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 79.97 % Est. max temperature: -10.45 C = 13.19 F Sfc-Lift cond lev (LCL): 959.53 mb = 378.52 m = 1241.86 ft T: -20.51 C 700-500 lapse rate: 2.69 C/km ThetaE index: 0.00 C Layer 998.0--13503016538810089472.0 mb Conv cond level (CCL): 813.23 mb = 1614.23 m = 5295.97 ft Mean mixing ratio: 0.65 g/kg Conv temperature: -9.37 C = 15.13 F Cap Strength: 23.67 C Lifted Index: 23.78 C Risk: None Lifted Index @300 mb: 34.89 C Lifted Index @700 mb: 9.20 C Showalter Index: 18.39 C Risk: None Total Totals Index: 29.10 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 13.50 C K Index: -10.30 Risk: None Sweat Index: 108.00 Risk: None Energy Index: 4.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.60 J/kg Max Up Vert Vel: 4.82 m/s Conv Inhibition (B-): 77597.27 J/kg Cap Strength: 23.80 C Lift Cond Lev (LCL): 921.22 mb = 698.11 m = 2290.35 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 6 40984 320 154 99.0 -118.0 1 998 68 290 8 7.5 -2.7 2 969 305 305 21 17.2 -12.0 3 932 610 310 28 21.4 -18.0 4 925 668 315 32 22.6 -22.6 5 895 914 315 33 23.3 -23.3 6 858 1219 315 31 21.9 -21.9 7 850 1291 315 32 22.6 -22.6 8 789 1829 330 31 15.5 -26.8 9 756 2134 330 23 11.5 -19.9 10 725 2438 335 20 8.5 -18.1 11 700 2689 320 21 13.5 -16.1 12 695 2743 320 21 13.5 -16.1 13 665 3048 310 32 24.5 -20.6 14 610 3658 300 38 32.9 -19.0 15 560 4267 310 39 29.9 -25.1 16 514 4877 310 43 32.9 -27.6 17 500 5070 310 44 33.7 -28.3 18 492 5182 315 43 30.4 -30.4 19 429 6096 310 46 35.2 -29.6 20 400 6570 310 46 35.2 -29.6 21 340 7620 315 50 35.4 -35.4 22 300 8440 315 56 39.6 -39.6 23 282 8839 315 58 41.0 -41.0 24 279 8900 315 57 40.3 -40.3 25 268 9144 315 56 39.6 -39.6 26 250 9590 325 57 32.7 -46.7 27 222 10363 335 48 20.3 -43.5 28 211 10668 320 38 24.4 -29.1 29 200 11020 330 41 20.5 -35.5 30 192 11278 335 38 16.1 -34.4 31 159 12497 330 30 15.0 -26.0 32 150 12880 325 36 20.6 -29.5 33 132 13716 315 38 26.9 -26.9 34 126 14021 335 45 19.0 -40.8 35 104 15240 320 37 23.8 -28.3 36 100 15490 315 43 30.4 -30.4 37 95 15850 325 38 21.8 -31.1 38 90 16154 315 49 34.6 -34.6 39 70 17770 315 56 39.6 -39.6 40 68 17983 315 57 40.3 -40.3 41 59 18898 315 42 29.7 -29.7 42 56 19202 285 55 53.1 -14.2 43 51 19812 305 59 48.3 -33.8 44 50 19900 305 62 50.8 -35.6 45 48 20117 305 57 46.7 -32.7 46 46 20422 305 74 60.6 -42.4 47 40 21336 305 74 60.6 -42.4 48 38 21641 320 73 46.9 -55.9 49 31 22860 295 67 60.7 -28.3 50 30 23140 310 85 65.1 -54.6 51 28 23470 310 85 65.1 -54.6 52 26 24079 305 75 61.4 -43.0 53 20 25680 305 95 77.8 -54.5 54 17 26822 295 104 94.3 -44.0 55 15 27432 310 109 83.5 -70.1 56 12 28651 310 103 78.9 -66.2 57 10 29950 315 131 92.6 -92.6 Wind Parameters Energy-Hel index: -0.73 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.20251220.00.gif