UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 9 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 1005 68 -28.9 -32.0 75 3.1 -29.1 205 3 243.9 243.9 243.7 244.6 0.26 1 1000 138 -28.3 -32.2 69 3.9 -28.6 195 7 244.9 244.9 244.6 245.5 0.26 2 982 268 -28.3 -31.9 71 3.6 -28.6 246.1 246.2 245.8 246.9 0.27 3 977 305 -27.3 -30.9 71 3.6 -27.6 247.5 247.5 247.1 248.3 0.30 4 973 335 -24.5 -28.2 71 3.7 -24.8 250.6 250.7 250.1 251.7 0.38 5 971 350 -24.7 -28.3 72 3.6 -25.1 250.5 250.6 250.0 251.6 0.38 6 968 372 -21.7 -26.6 65 4.9 -22.2 253.8 253.9 253.0 255.0 0.45 7 963 410 -21.3 -26.3 64 5.0 -21.9 254.6 254.7 253.7 255.9 0.46 8 952 495 -21.1 -26.1 64 5.0 -21.7 255.6 255.7 254.6 256.9 0.48 9 937 613 -18.5 -26.5 49 8.0 -19.5 259.4 259.5 257.7 260.7 0.47 10 925 709 -18.9 -26.9 49 8.0 -19.9 235 16 260.0 260.1 258.1 261.3 0.46 11 903 888 -17.9 -27.9 41 10.0 -19.2 262.8 262.9 260.3 264.0 0.43 12 857 1278 -19.3 -30.3 37 11.0 -20.6 265.3 265.4 262.0 266.4 0.36 13 852 1322 -19.1 -35.1 23 16.0 -20.7 266.0 266.0 262.2 266.6 0.23 14 850 1339 -19.1 -35.1 23 16.0 -20.7 265 10 266.1 266.2 262.3 266.8 0.23 15 840 1427 -19.1 -36.1 21 17.0 -20.8 267.0 267.1 263.0 267.7 0.21 16 774 2032 -21.9 -41.9 15 20.0 -23.5 270.3 270.4 265.1 270.7 0.12 17 758 2185 -22.7 -41.7 16 19.0 -24.2 271.1 271.1 265.7 271.5 0.13 18 753 2233 -22.9 -27.9 64 5.0 -23.5 271.4 271.5 266.6 272.9 0.51 19 749 2272 -22.9 -27.7 65 4.8 -23.5 271.8 271.9 266.9 273.4 0.52 20 736 2400 -23.7 -29.7 58 6.0 -24.4 272.3 272.4 267.1 273.6 0.44 21 714 2621 -24.9 -27.0 83 2.1 -25.2 273.4 273.5 268.1 275.1 0.59 22 700 2765 -25.3 -28.1 77 2.8 -25.6 290 10 274.5 274.6 268.7 276.1 0.54 23 674 3038 -27.1 -30.6 72 3.5 -27.5 275.4 275.5 269.1 276.8 0.44 24 658 3210 -28.3 -29.7 88 1.4 -28.5 276.0 276.1 269.6 277.5 0.49 25 595 3927 -31.1 -34.3 73 3.2 -31.4 280.8 280.9 272.2 281.9 0.35 26 566 4278 -33.5 -34.4 92 0.9 -33.6 282.0 282.1 273.0 283.2 0.37 27 532 4710 -35.7 -38.7 74 3.0 -35.9 284.4 284.5 274.1 285.2 0.25 28 530 4737 -35.7 -37.4 84 1.7 -35.8 284.7 284.8 274.3 285.7 0.29 29 528 4763 -35.9 -39.9 67 4.0 -36.2 284.8 284.8 274.3 285.5 0.22 30 526 4789 -35.9 -38.7 75 2.8 -36.1 285.1 285.1 274.5 285.9 0.26 31 518 4895 -36.1 -50.1 22 14.0 -36.7 286.1 286.1 274.8 286.4 0.08 32 514 4949 -36.3 -46.3 35 10.0 -36.8 286.5 286.5 275.0 286.9 0.12 33 512 4976 -36.1 -42.1 54 6.0 -36.5 287.1 287.1 275.5 287.7 0.18 34 504 5085 -36.9 -40.8 67 3.9 -37.1 287.4 287.4 275.7 288.1 0.21 35 500 5140 -37.5 -41.8 64 4.3 -37.8 360 13 287.3 287.4 275.6 288.0 0.19 36 497 5182 -37.7 -43.7 53 6.0 -38.0 287.6 287.6 275.7 288.1 0.16 37 464 5654 -41.5 -43.6 80 2.1 -41.6 288.5 288.6 276.2 289.1 0.17 38 460 5713 -42.1 -46.0 66 3.9 -42.3 288.5 288.5 276.1 289.0 0.13 39 450 5862 -43.3 -45.0 83 1.7 -43.4 288.8 288.8 276.3 289.3 0.15 40 432 6138 -45.1 -49.2 63 4.1 -45.2 289.9 289.9 276.8 290.3 0.10 41 400 6650 -48.7 -53.3 59 4.6 -48.8 345 16 291.7 291.7 277.6 291.9 0.07 42 390 6815 -49.9 -54.9 56 5.0 -50.0 292.2 292.3 277.9 292.4 0.06 43 339 7714 -57.1 -62.0 54 4.9 -57.2 294.4 294.4 278.9 294.5 0.03 44 324 7998 -59.1 -62.6 64 3.5 -59.2 330 24 295.5 295.5 279.3 295.6 0.03 45 317 8135 -58.7 -60.9 76 2.2 -58.7 297.9 297.9 280.4 298.0 0.03 46 308 8315 -58.7 -67.7 30 9.0 -58.8 300.3 300.3 281.5 300.4 0.01 47 305 8376 -58.5 -66.5 35 8.0 -58.6 301.5 301.5 282.0 301.5 0.02 48 300 8480 -57.9 -66.9 31 9.0 -58.0 330 28 303.7 303.7 282.9 303.8 0.02 49 284 8828 -53.5 -74.5 6 21.0 -53.7 314.8 314.8 287.1 314.9 0.01 50 279 8942 -53.9 -74.9 6 21.0 -54.1 315.9 315.9 287.4 315.9 0.01 51 272 9105 -52.1 -76.1 4 24.0 -52.4 320.8 320.8 289.0 320.8 0.00 52 262 9346 -53.1 -77.1 4 24.0 -53.4 322.8 322.8 289.6 322.8 0.00 53 250 9650 -49.9 -78.9 2 29.0 -50.3 315 30 331.9 331.9 292.2 331.9 0.00 54 243 9836 -48.5 -78.5 2 30.0 -49.0 336.7 336.7 293.5 336.7 0.00 55 228 10257 -47.3 -79.3 1 32.0 -47.9 344.7 344.7 295.4 344.7 0.00 56 212 10737 -49.1 -80.1 1 31.0 -49.6 349.2 349.2 296.4 349.2 0.00 57 200 11120 -48.1 -80.1 1 32.0 -48.7 310 28 356.6 356.6 298.0 356.6 0.00 58 185 11634 -46.9 -79.9 1 33.0 -47.6 366.6 366.6 299.9 366.6 0.00 59 150 13020 -46.9 -81.9 1 35.0 -47.8 315 25 389.2 389.2 303.7 389.3 0.00 60 100 15690 -48.7 -83.7 1 35.0 -49.8 295 29 433.6 433.6 309.2 433.6 0.00 61 70 18030 -50.5 -84.5 1 34.0 -51.7 295 31 476.3 476.3 313.1 476.4 0.00 62 66 18411 -51.1 -85.1 1 34.0 -52.3 483.1 483.1 313.7 483.1 0.00 63 60 19029 -49.7 -84.7 1 35.0 -51.2 499.6 499.6 314.9 499.6 0.01 64 50 20210 -51.9 -85.9 1 34.0 -53.3 305 59 521.2 521.2 316.4 521.2 0.00 65 48 20474 -53.1 -86.1 1 33.0 -54.4 524.4 524.4 316.6 524.5 0.00 66 38 21995 -48.5 -84.5 1 36.0 -51.0 572.4 572.4 319.3 572.4 0.01 67 30 23540 -51.3 -86.3 1 35.0 -53.6 310 55 604.8 604.8 320.8 604.8 0.01 68 28 23987 -52.7 -86.7 1 34.0 -54.8 612.9 612.9 321.2 613.0 0.01 69 23 25268 -49.1 -86.1 1 37.0 -52.5 659.0 659.0 323.0 659.1 0.01 70 20 26180 -52.1 -87.1 1 35.0 -55.0 325 70 676.7 676.7 323.7 676.8 0.01 71 19 26512 -52.7 -86.7 1 34.0 -55.6 684.8 684.8 323.9 684.9 0.01 72 17 27236 -49.5 -86.5 1 37.0 -53.6 717.2 717.2 325.0 717.3 0.01 73 15 28048 -53.7 -87.7 1 34.0 -56.8 729.4 729.4 325.3 729.5 0.01 74 10 30640 -56.3 -89.3 1 33.0 -59.6 310 96 809.4 809.4 327.5 809.5 0.01 75 9.7 30834 -56.1 -89.1 1 33.0 -59.5 817.2 817.2 327.7 817.3 0.01 76 7.2 32711 -60.1 -90.1 1 30.0 -63.0 873.5 873.6 328.9 873.7 0.02 77 6.5 33353 -57.3 -89.3 1 32.0 -61.3 911.3 911.3 329.7 911.5 0.02 78 4.9 35112 -64.1 -91.1 1 27.0 -66.7 956.9 956.9 330.5 957.1 0.02 TRP 324 7998 -59.1 -62.6 64 3.5 -59.2 330 24 295.5 295.5 279.3 295.6 0.03 WND 4.0 320 120 Sounding variables and indices 1000-500 mb thick: 5002.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 59.60 % Est. max temperature: -7.21 C = 19.03 F Sfc-Lift cond lev (LCL): 953.74 mb = 481.69 m = 1580.34 ft T: -21.13 C 700-500 lapse rate: 5.14 C/km ThetaE index: 0.06 C Layer 971.0- 968.0 mb Conv cond level (CCL): 1000.00 mb = 138.00 m = 452.75 ft Mean mixing ratio: 0.40 g/kg Conv temperature: -27.15 C = -16.86 F Cap Strength: 26.36 C Lifted Index: 26.23 C Risk: None Lifted Index @300 mb: 34.25 C Lifted Index @700 mb: 17.57 C Showalter Index: 16.91 C Risk: None Total Totals Index: 20.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 2.40 C K Index: -19.50 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 4.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 94.72 J/kg Max Up Vert Vel: 13.76 m/s Conv Inhibition (B-): 95305.63 J/kg Cap Strength: 26.27 C Lift Cond Lev (LCL): 867.22 mb = 1189.69 m = 3903.14 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 44284 320 120 77.1 -91.9 1 1005 68 205 3 1.3 2.7 2 1000 138 195 7 1.8 6.8 3 977 305 190 19 3.3 18.7 4 938 610 220 18 11.6 13.8 5 925 709 235 16 13.1 9.2 6 900 914 230 14 10.7 9.0 7 864 1219 245 10 9.1 4.2 8 850 1339 265 10 10.0 0.9 9 795 1829 265 9 9.0 0.8 10 763 2134 255 8 7.7 2.1 11 732 2438 265 7 7.0 0.6 12 702 2743 285 10 9.7 -2.6 13 700 2765 290 10 9.4 -3.4 14 672 3048 300 13 11.3 -6.5 15 644 3353 290 16 15.0 -5.5 16 617 3658 305 10 8.2 -5.7 17 591 3962 300 7 6.1 -3.5 18 566 4267 320 10 6.4 -7.7 19 542 4572 325 10 5.7 -8.2 20 519 4877 360 12 -0.0 -12.0 21 500 5140 360 13 -0.0 -13.0 22 497 5182 5 15 -1.3 -14.9 23 475 5486 5 13 -1.1 -13.0 24 454 5791 340 14 4.8 -13.2 25 434 6096 335 15 6.3 -13.6 26 400 6650 345 16 4.1 -15.5 27 360 7315 345 15 3.9 -14.5 28 344 7620 340 19 6.5 -17.9 29 324 7998 330 24 12.0 -20.8 30 300 8480 330 28 14.0 -24.2 31 271 9144 325 25 14.3 -20.5 32 250 9650 315 30 21.2 -21.2 33 246 9754 315 30 21.2 -21.2 34 224 10363 340 21 7.2 -19.7 35 214 10668 315 13 9.2 -9.2 36 200 11120 310 28 21.4 -18.0 37 178 11887 325 27 15.5 -22.1 38 155 12802 305 36 29.5 -20.6 39 150 13020 315 25 17.7 -17.7 40 148 13106 315 30 21.2 -21.2 41 141 13411 305 20 16.4 -11.5 42 129 14021 310 33 25.3 -21.2 43 123 14326 320 25 16.1 -19.2 44 112 14935 300 19 16.5 -9.5 45 107 15240 285 22 21.3 -5.7 46 100 15690 295 29 26.3 -12.3 47 98 15850 295 29 26.3 -12.3 48 85 16764 310 46 35.2 -29.6 49 81 17069 325 41 23.5 -33.6 50 70 18030 295 31 28.1 -13.1 51 67 18288 290 30 28.2 -10.3 52 64 18593 285 39 37.7 -10.1 53 58 19202 305 46 37.7 -26.4 54 56 19507 295 40 36.3 -16.9 55 50 20210 305 59 48.3 -33.8 56 44 21031 300 67 58.0 -33.5 57 42 21336 315 66 46.7 -46.7 58 40 21641 320 61 39.2 -46.7 59 35 22555 315 51 36.1 -36.1 60 33 22860 310 57 43.7 -36.6 61 32 23165 325 58 33.3 -47.5 62 30 23540 310 55 42.1 -35.4 63 29 23774 310 54 41.4 -34.7 64 23 25298 320 72 46.3 -55.2 65 20 26180 325 70 40.2 -57.3 66 20 26213 320 62 39.9 -47.5 67 18 26822 330 79 39.5 -68.4 68 16 27432 320 78 50.1 -59.8 69 12 29566 300 88 76.2 -44.0 70 10 30640 310 96 73.5 -61.7 Wind Parameters Energy-Hel index: -5.92 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.20251209.12.gif