UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122912.upa.cvt Date: 1200Z 29 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 29 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 1026 68 -32.9 -36.2 72 3.3 -33.1 60 4 238.5 238.5 238.4 238.9 0.17 1 1023 92 -32.3 -33.5 89 1.2 -32.4 239.3 239.3 239.3 239.9 0.22 2 1010 199 -30.9 -31.3 96 0.4 -30.9 241.6 241.6 241.6 242.3 0.28 3 1006 233 -30.7 -30.9 98 0.2 -30.7 242.0 242.1 242.1 242.8 0.29 4 1000 283 -27.5 -27.9 96 0.4 -27.5 65 13 245.6 245.7 245.6 246.7 0.38 5 995 319 -24.9 -25.6 94 0.7 -25.0 248.6 248.7 248.5 249.9 0.48 6 952 642 -23.5 -26.2 78 2.7 -23.8 253.2 253.3 252.5 254.5 0.47 7 925 852 -24.3 -26.8 80 2.5 -24.6 90 14 254.5 254.5 253.6 255.7 0.46 8 888 1149 -25.3 -28.9 72 3.6 -25.6 256.4 256.5 255.1 257.5 0.40 9 850 1466 -25.5 -29.1 72 3.6 -25.9 80 13 259.4 259.5 257.6 260.6 0.41 10 815 1771 -25.9 -31.9 57 6.0 -26.5 262.1 262.2 259.5 263.1 0.32 11 803 1878 -26.3 -30.9 65 4.6 -26.8 262.8 262.9 260.2 263.9 0.36 12 791 1987 -26.5 -32.5 57 6.0 -27.1 263.8 263.8 260.7 264.7 0.31 13 709 2770 -30.5 -38.5 45 8.0 -31.0 267.7 267.8 263.4 268.3 0.19 14 705 2810 -30.7 -37.7 50 7.0 -31.2 267.9 268.0 263.6 268.6 0.21 15 700 2861 -30.7 -38.7 45 8.0 -31.2 55 14 268.5 268.5 264.0 269.1 0.19 16 641 3481 -33.9 -49.9 18 16.0 -34.6 271.7 271.7 266.0 271.9 0.06 17 589 4069 -36.7 -49.7 25 13.0 -37.2 275.1 275.1 268.2 275.3 0.07 18 576 4224 -37.1 -57.1 11 20.0 -37.7 276.4 276.4 269.0 276.5 0.03 19 555 4479 -38.9 -52.9 21 14.0 -39.4 277.2 277.2 269.5 277.4 0.05 20 548 4566 -39.5 -54.5 19 15.0 -39.9 277.5 277.5 269.7 277.7 0.04 21 500 5190 -41.1 -60.1 11 19.0 -41.6 45 21 282.9 282.9 272.9 283.0 0.02 22 447 5947 -44.1 -64.1 9 20.0 -44.5 288.4 288.4 275.8 288.4 0.02 23 400 6690 -45.7 -64.7 10 19.0 -46.1 40 28 295.6 295.6 279.4 295.7 0.02 24 346 7648 -48.7 -65.7 12 17.0 -49.0 25 20 304.0 304.1 283.0 304.1 0.02 25 311 8352 -46.7 -72.7 4 26.0 -47.1 316.3 316.3 287.5 316.3 0.01 26 302 8546 -47.5 -73.5 3 26.0 -47.9 317.8 317.8 288.1 317.8 0.01 27 300 8590 -46.7 -74.7 3 28.0 -47.1 350 19 319.5 319.5 288.6 319.6 0.01 28 297 8657 -46.3 -76.3 2 30.0 -46.8 321.0 321.0 289.0 321.0 0.00 29 250 9800 -47.9 -78.9 2 31.0 -48.4 345 18 334.9 334.9 293.0 334.9 0.00 30 200 11260 -49.7 -80.7 1 31.0 -50.2 320 30 354.1 354.1 297.5 354.1 0.00 31 150 13130 -53.1 -83.1 1 30.0 -53.5 325 39 378.6 378.6 302.0 378.6 0.00 32 149 13173 -53.3 -83.3 1 30.0 -53.8 379.0 379.0 302.1 379.0 0.00 33 132 13955 -52.5 -83.5 1 31.0 -53.1 393.7 393.7 304.3 393.8 0.00 34 100 15730 -57.7 -85.7 2 28.0 -58.1 330 50 416.2 416.2 307.3 416.3 0.00 35 93 16186 -58.3 -86.3 2 28.0 -58.7 423.8 423.8 308.2 423.8 0.00 36 70 17980 -55.7 -85.7 1 30.0 -56.4 335 77 465.2 465.2 312.3 465.2 0.00 37 55 19517 -54.9 -85.9 1 31.0 -55.8 500.3 500.3 314.9 500.3 0.00 38 50 20130 -51.7 -84.7 1 33.0 -53.1 340 91 521.6 521.6 316.4 521.7 0.01 39 43 21116 -48.5 -83.5 1 35.0 -50.7 552.5 552.5 318.2 552.6 0.01 40 42 21271 -49.5 -83.5 1 34.0 -51.5 553.8 553.8 318.3 553.8 0.01 41 40 21594 -45.3 -82.3 1 37.0 -48.4 572.1 572.1 319.3 572.2 0.01 42 30 23480 -53.5 -85.5 1 32.0 -55.4 320 109 598.8 598.8 320.6 598.8 0.01 43 29 23697 -55.1 -86.1 1 31.0 -56.7 600.2 600.2 320.6 600.3 0.01 44 24 24912 -51.7 -85.7 1 34.0 -54.3 643.5 643.5 322.4 643.6 0.01 45 20 26090 -52.7 -86.7 1 34.0 -55.5 320 103 674.9 674.9 323.6 674.9 0.01 46 19 26421 -49.5 -84.5 1 35.0 -53.2 694.8 694.8 324.3 694.9 0.02 47 17 27138 -52.5 -85.5 1 33.0 -55.6 707.6 707.6 324.7 707.7 0.02 48 15 27945 -50.1 -85.1 1 35.0 -54.3 741.4 741.4 325.7 741.5 0.02 49 10 30580 -49.9 -85.9 1 36.0 -55.5 325 108 833.3 833.3 328.0 833.5 0.02 50 10 30580 -49.7 -86.7 1 37.0 -55.4 834.0 834.0 328.0 834.2 0.02 51 9.0 31276 -45.3 -83.3 1 38.0 -53.3 876.5 876.5 329.0 876.9 0.04 52 8.3 31815 -47.1 -84.1 1 37.0 -54.5 889.9 889.9 329.2 890.3 0.04 53 7.8 32227 -46.3 -83.3 1 37.0 -54.4 909.1 909.1 329.6 909.6 0.05 54 7.2 32763 -42.9 -82.9 0 40.0 -53.1 944.1 944.1 330.2 944.7 0.06 55 6.6 33364 -31.7 -75.7 0 44.0 -49.3 1014.9 1015.1 331.4 1017.4 0.20 56 5.8 34267 -37.1 -79.1 0 42.0 -51.9 1029.6 1029.7 331.6 1031.2 0.13 57 5.3 34890 -37.3 -79.3 0 42.0 -52.4 1055.6 1055.7 332.1 1057.3 0.14 58 4.3 36355 -30.7 -75.7 0 45.0 -51.5 1152.0 1152.2 333.3 1156.2 0.31 TRP 346 7648 -48.7 -65.7 12 17.0 -49.0 25 20 304.0 304.1 283.0 304.1 0.02 WND 4.0 325 131 Sounding variables and indices 1000-500 mb thick: 4907.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 46.17 % Est. max temperature: -13.90 C = 6.97 F Sfc-Lift cond lev (LCL): 969.74 mb = 507.02 m = 1663.43 ft T: -24.08 C 700-500 lapse rate: 4.47 C/km ThetaE index: 0.00 C Layer 1026.0- -0.0 mb Conv cond level (CCL): 1023.00 mb = 92.43 m = 303.26 ft Mean mixing ratio: 0.42 g/kg Conv temperature: -26.52 C = -15.74 F Cap Strength: 23.00 C Lifted Index: 26.85 C Risk: None Lifted Index @300 mb: 49.14 C Lifted Index @700 mb: 16.68 C Showalter Index: 18.41 C Risk: None Total Totals Index: 27.60 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 12.00 C K Index: -21.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 4.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.22 J/kg Max Up Vert Vel: 11.94 m/s Conv Inhibition (B-): 82072.55 J/kg Cap Strength: 26.65 C Lift Cond Lev (LCL): 952.63 mb = 636.92 m = 2089.59 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 4 44449 325 131 75.1 -107.3 1 1026 68 60 4 -3.5 -2.0 2 1000 283 65 13 -11.8 -5.5 3 997 305 65 13 -11.8 -5.5 4 956 610 80 14 -13.8 -2.4 5 925 852 90 14 -14.0 0.0 6 917 914 90 14 -14.0 0.0 7 879 1219 80 15 -14.8 -2.6 8 850 1466 80 13 -12.8 -2.3 9 808 1829 75 16 -15.5 -4.1 10 775 2134 70 15 -14.1 -5.1 11 742 2438 75 14 -13.5 -3.6 12 712 2743 70 15 -14.1 -5.1 13 700 2861 55 14 -11.5 -8.0 14 681 3048 65 15 -13.6 -6.3 15 624 3658 60 15 -13.0 -7.5 16 571 4267 50 19 -14.6 -12.2 17 547 4572 40 20 -12.9 -15.3 18 523 4877 40 25 -16.1 -19.2 19 500 5190 45 21 -14.8 -14.8 20 437 6096 45 29 -20.5 -20.5 21 400 6690 40 28 -18.0 -21.4 22 399 6706 40 31 -19.9 -23.7 23 364 7315 20 26 -8.9 -24.4 24 347 7620 30 25 -12.5 -21.7 25 346 7648 25 20 -8.5 -18.1 26 303 8534 360 18 -0.0 -18.0 27 300 8590 350 19 3.3 -18.7 28 289 8839 340 21 7.2 -19.7 29 276 9144 345 22 5.7 -21.3 30 250 9800 345 18 4.7 -17.4 31 240 10058 350 18 3.1 -17.7 32 229 10363 325 22 12.6 -18.0 33 219 10668 330 26 13.0 -22.5 34 200 11260 320 30 19.3 -23.0 35 150 13130 325 39 22.4 -31.9 36 144 13411 325 39 22.4 -31.9 37 119 14630 330 54 27.0 -46.8 38 108 15240 330 51 25.5 -44.2 39 100 15730 330 50 25.0 -43.3 40 98 15850 330 50 25.0 -43.3 41 70 17980 335 77 32.5 -69.8 42 58 19202 330 89 44.5 -77.1 43 50 20130 340 91 31.1 -85.5 44 44 21031 340 86 29.4 -80.8 45 42 21336 335 91 38.5 -82.5 46 30 23470 315 106 75.0 -75.0 47 30 23480 320 109 70.1 -83.5 48 25 24689 325 111 63.7 -90.9 49 22 25603 315 114 80.6 -80.6 50 20 26090 320 103 66.2 -78.9 51 17 27127 315 94 66.5 -66.5 52 16 27432 320 103 66.2 -78.9 53 14 28346 310 96 73.5 -61.7 54 11 29870 320 123 79.1 -94.2 55 10 30580 325 108 61.9 -88.5 Wind Parameters Energy-Hel index: -4.45 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.20251229.12.gif