UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 16 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 48 30 2 SFC 993 68 -22.3 -24.8 80 2.5 -22.6 30 2 251.4 251.4 251.0 252.7 0.51 2 978 187 -20.3 -22.7 81 2.4 -20.6 335 3 254.5 254.6 254.0 256.2 0.63 3 944 464 -21.1 -22.9 85 1.8 -21.3 290 13 256.2 256.3 255.5 258.0 0.64 4 937 523 -19.5 -22.3 78 2.8 -19.9 294 17 258.4 258.5 257.3 260.3 0.68 5 925 624 -20.1 -22.5 81 2.4 -20.4 305 23 258.8 258.9 257.6 260.6 0.68 6 913 721 -20.1 -22.9 78 2.8 -20.5 307 25 259.7 259.8 258.3 261.6 0.66 7 893 885 -21.1 -23.4 82 2.3 -21.4 309 27 260.3 260.4 258.8 262.1 0.65 8 850 1250 -20.3 -22.4 83 2.1 -20.6 325 22 264.9 265.0 262.4 267.0 0.74 9 788 1811 -19.9 -21.6 86 1.7 -20.2 315 27 271.1 271.3 267.1 273.6 0.86 10 700 2681 -24.5 -26.9 80 2.4 -24.8 335 27 275.4 275.5 269.4 277.2 0.60 11 691 2775 -24.9 -27.4 80 2.5 -25.2 335 27 275.9 276.0 269.7 277.7 0.58 12 680 2892 -25.7 -28.9 74 3.2 -26.1 333 28 276.3 276.4 269.8 277.9 0.52 13 619 3566 -31.3 -33.5 81 2.2 -31.5 326 29 277.4 277.5 270.2 278.5 0.37 14 602 3762 -32.9 -33.3 96 0.4 -32.9 326 30 277.8 277.8 270.5 279.0 0.38 15 583 3988 -34.1 -36.9 76 2.8 -34.3 328 33 278.9 279.0 271.0 279.8 0.28 16 570 4145 -34.9 -36.1 89 1.2 -35.0 329 35 279.8 279.9 271.6 280.8 0.31 17 568 4170 -34.1 -34.6 95 0.5 -34.1 329 35 281.0 281.1 272.4 282.1 0.36 18 565 4207 -32.7 -34.7 82 2.0 -32.9 329 35 283.1 283.2 273.6 284.2 0.36 19 562 4245 -32.3 -39.3 50 7.0 -32.8 330 36 284.0 284.0 273.9 284.7 0.22 20 556 4321 -31.9 -41.9 37 10.0 -32.6 330 36 285.3 285.4 274.5 285.9 0.17 21 551 4385 -30.9 -53.9 9 23.0 -32.0 330 36 287.3 287.3 275.3 287.4 0.05 22 532 4633 -31.7 -55.7 7 24.0 -32.8 330 36 289.2 289.2 276.3 289.3 0.04 23 500 5070 -34.1 -55.1 10 21.0 -35.0 325 39 291.5 291.5 277.4 291.6 0.04 24 496 5126 -34.5 -55.5 10 21.0 -35.4 325 39 291.6 291.7 277.6 291.8 0.04 25 492 5182 -34.7 -45.7 32 11.0 -35.4 324 39 292.1 292.1 277.9 292.5 0.13 26 415 6344 -43.5 -47.0 68 3.5 -43.6 316 36 295.3 295.4 279.4 295.8 0.13 27 409 6442 -44.3 -48.0 66 3.7 -44.5 315 36 295.5 295.5 279.5 296.0 0.12 28 406 6491 -44.5 -54.5 32 10.0 -44.8 315 36 295.9 295.9 279.6 296.1 0.06 29 400 6590 -45.1 -50.0 58 4.9 -45.3 315 36 296.4 296.4 279.9 296.7 0.10 30 399 6607 -45.3 -49.7 61 4.4 -45.4 315 36 296.3 296.3 279.8 296.7 0.10 31 385 6845 -46.7 -58.7 24 12.0 -47.0 316 37 297.5 297.5 280.3 297.7 0.04 32 374 7036 -48.1 -53.1 56 5.0 -48.3 317 38 298.2 298.2 280.6 298.4 0.07 33 360 7287 -49.9 -54.0 62 4.1 -50.0 318 39 299.0 299.0 281.0 299.3 0.07 34 351 7452 -50.9 -57.9 43 7.0 -51.0 319 40 299.8 299.8 281.3 300.0 0.04 35 335 7754 -53.3 -59.3 48 6.0 -53.4 320 41 300.6 300.6 281.6 300.7 0.04 36 314 8170 -55.1 -65.1 28 10.0 -55.2 312 39 303.7 303.7 282.9 303.8 0.02 37 300 8460 -57.1 -64.1 41 7.0 -57.2 315 43 304.9 304.9 283.4 304.9 0.02 38 285 8784 -58.5 -68.5 27 10.0 -58.6 312 45 307.4 307.4 284.4 307.4 0.01 39 277 8963 -58.9 -68.9 26 10.0 -59.0 310 46 309.3 309.3 285.1 309.3 0.01 40 270 9124 -59.1 -70.1 23 11.0 -59.2 314 45 311.3 311.3 285.8 311.3 0.01 41 250 9610 -56.9 -74.9 9 18.0 -57.1 325 41 321.5 321.5 289.2 321.5 0.01 42 245 9737 -56.5 -77.5 5 21.0 -56.7 330 36 323.9 323.9 289.9 324.0 0.00 43 236 9975 -53.7 -78.7 3 25.0 -53.9 328 36 331.7 331.7 292.2 331.7 0.00 44 217 10514 -52.3 -80.3 2 28.0 -52.7 322 34 341.9 341.9 294.8 341.9 0.00 45 200 11040 -51.3 -81.3 2 30.0 -51.7 325 28 351.5 351.5 297.0 351.5 0.00 46 189 11408 -50.9 -81.9 1 31.0 -51.4 315 29 357.9 357.9 298.3 357.9 0.00 47 182 11654 -48.5 -81.5 1 33.0 -49.1 313 31 365.7 365.7 299.8 365.7 0.00 48 176 11875 -49.1 -82.1 1 33.0 -49.7 320 32 368.2 368.2 300.2 368.2 0.00 49 163 12380 -46.7 -81.7 1 35.0 -47.6 304 35 380.4 380.4 302.3 380.5 0.00 50 158 12587 -47.5 -81.5 1 34.0 -48.3 315 34 382.5 382.5 302.6 382.5 0.00 51 150 12930 -47.1 -82.1 1 35.0 -48.0 310 34 388.9 388.9 303.6 388.9 0.00 52 130 13885 -44.7 -81.7 1 37.0 -46.0 305 43 409.5 409.5 306.5 409.5 0.00 53 127 14041 -44.9 -81.9 1 37.0 -46.2 306 43 411.8 411.8 306.7 411.9 0.00 54 122 14311 -43.3 -81.3 1 38.0 -44.8 324 35 419.5 419.5 307.7 419.5 0.00 55 107 15190 -46.5 -82.5 1 36.0 -47.7 292 35 429.5 429.5 308.8 429.5 0.00 56 100 15640 -46.3 -82.3 1 36.0 -47.7 290 43 438.3 438.3 309.7 438.3 0.00 57 98 15774 -46.9 -82.9 1 36.0 -48.2 290 43 439.6 439.6 309.8 439.7 0.00 58 70 18020 -44.3 -83.3 1 39.0 -46.5 320 44 489.6 489.6 314.2 489.6 0.01 59 65 18517 -43.5 -82.5 1 39.0 -46.0 333 38 501.8 501.9 315.1 501.9 0.01 60 58 19276 -47.7 -84.7 1 37.0 -49.6 308 26 509.0 509.0 315.6 509.0 0.01 61 52 20000 -46.1 -84.1 1 38.0 -48.5 305 53 528.9 528.9 316.9 528.9 0.01 62 50 20260 -46.7 -84.7 1 38.0 -49.0 320 42 533.4 533.4 317.1 533.5 0.01 63 30 23610 -52.1 -87.1 1 35.0 -54.2 320 43 602.6 602.6 320.7 602.6 0.01 64 26 24535 -53.5 -87.5 1 34.0 -55.6 316 47 623.8 623.8 321.6 623.9 0.01 65 20 26240 -49.7 -86.7 1 37.0 -53.3 325 58 684.0 684.1 323.9 684.1 0.01 66 18 26931 -48.7 -85.7 1 37.0 -52.9 327 60 708.1 708.1 324.7 708.2 0.01 67 17 27304 -51.1 -87.1 1 36.0 -54.6 329 67 712.1 712.1 324.8 712.2 0.01 68 14 28579 -46.9 -84.9 1 38.0 -52.5 342 76 767.0 767.0 326.4 767.2 0.02 69 12 29594 -49.5 -86.5 1 37.0 -54.6 330 87 792.4 792.4 327.1 792.5 0.02 70 11 30168 -46.3 -85.3 0 39.0 -53.1 328 87 823.9 824.0 327.8 824.2 0.02 71 10 30800 -46.9 -85.9 0 39.0 -53.7 325 86 844.5 844.5 328.2 844.7 0.02 72 8.2 32110 -48.5 -86.5 0 38.0 -55.4 887.5 887.5 329.2 887.7 0.03 73 7.4 32790 -46.1 -85.1 0 39.0 -54.5 923.7 923.7 329.9 924.1 0.04 74 6.4 33753 -46.9 -85.9 0 39.0 -55.5 959.4 959.5 330.5 959.8 0.04 75 5.9 34298 -41.9 -82.9 0 41.0 -53.7 1003.7 1003.8 331.2 1004.5 0.07 76 5.0 35423 -40.3 -81.9 0 41.6 -53.9 340 145 1059.6 1059.6 332.1 1060.8 0.10 77 4.4 36297 -39.1 -81.1 0 42.0 -54.1 1104.8 1104.9 332.7 1106.4 0.13 78 3.8 37300 -40.3 -81.3 0 41.0 -55.3 1146.2 1146.3 333.2 1148.1 0.14 79 3.6 37671 -37.5 -79.5 0 42.0 -54.6 1178.1 1178.2 333.6 1180.8 0.20 TRP 277 8963 -58.9 -68.9 26 10.0 -59.0 310 46 309.3 309.3 285.1 309.3 0.01 WND 5.0 35423 -40.3 -81.9 0 41.6 -53.9 340 145 1059.6 1059.6 332.1 1060.8 0.10 Sounding variables and indices 1000-500 mb thick: 5022.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 70.36 % Est. max temperature: -8.13 C = 17.37 F Sfc-Lift cond lev (LCL): 952.64 mb = 393.07 m = 1289.58 ft T: -20.89 C 700-500 lapse rate: 4.02 C/km Conv cond level (CCL): 668.44 mb = 3014.70 m = 9890.63 ft Mean mixing ratio: 0.64 g/kg Conv temperature: 2.82 C = 37.07 F Cap Strength: 25.53 C Lifted Index: 26.88 C Risk: None Lifted Index @300 mb: 32.70 C Lifted Index @700 mb: 15.44 C Showalter Index: 20.20 C Risk: None Total Totals Index: 25.50 C Risk: None Vertical Totals Index: 13.80 C Cross Totals Index: 11.70 C K Index: -11.00 Risk: None Sweat Index: 83.00 Risk: None Energy Index: 5.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.31 J/kg Max Up Vert Vel: 8.52 m/s Conv Inhibition (B-): 104881.42 J/kg Cap Strength: 26.65 C Lift Cond Lev (LCL): 905.45 mb = 782.35 m = 2566.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 22 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 ---------------------------------------------------------- 0 993 68 30 2 -1.0 -1.7 | 170 20 -3.6 19.7 1 963 305 280 4 3.9 -0.7 | 184 21 1.3 20.8 2 927 610 300 22 19.1 -11.0 | 237 19 16.4 10.5 3 925 624 305 23 18.8 -13.2 | 243 18 16.2 8.3 4 889 914 310 28 21.4 -18.0 | 260 19 18.8 3.5 5 854 1219 325 22 12.6 -18.0 | 251 11 10.0 3.5 6 850 1250 325 22 12.6 -18.0 | 251 11 10.0 3.5 7 819 1524 310 25 19.2 -16.1 | 252 17 16.5 5.4 8 786 1829 315 27 19.1 -19.1 | 262 17 16.5 2.4 9 754 2134 315 23 16.3 -16.3 | 249 15 13.6 5.2 10 723 2438 320 26 16.7 -19.9 | 264 14 14.1 1.6 11 700 2681 335 27 11.4 -24.5 | 289 9 8.8 -3.0 12 694 2743 335 27 11.4 -24.5 | 289 9 8.8 -3.0 13 665 3048 330 29 14.5 -25.1 | 287 12 11.9 -3.6 14 610 3658 325 29 16.6 -23.8 | 279 14 14.0 -2.3 15 560 4267 330 36 18.0 -31.2 | 302 18 15.4 -9.7 16 514 4877 330 36 18.0 -31.2 | 302 18 15.4 -9.7 17 500 5070 325 39 22.4 -31.9 | 298 22 19.7 -10.5 18 430 6096 320 37 23.8 -28.3 | 288 22 21.2 -6.9 19 411 6401 315 36 25.5 -25.5 | 280 23 22.8 -4.0 20 400 6590 315 36 25.5 -25.5 | 280 23 22.8 -4.0 21 341 7620 320 41 26.4 -31.4 | 293 26 23.7 -9.9 22 326 7925 320 41 26.4 -31.4 | 293 26 23.7 -9.9 23 311 8230 310 39 29.9 -25.1 | 277 27 27.3 -3.6 24 300 8460 315 43 30.4 -30.4 | 288 29 27.8 -8.9 25 277 8963 310 46 35.2 -29.6 | 284 34 32.6 -8.1 26 269 9144 315 45 31.8 -31.8 | 289 31 29.2 -10.3 27 250 9610 325 41 23.5 -33.6 | 300 24 20.9 -12.1 28 244 9754 330 36 18.0 -31.2 | 302 18 15.4 -9.7 29 212 10668 320 34 21.9 -26.0 | 283 20 19.2 -4.6 30 202 10973 320 26 16.7 -19.9 | 264 14 14.1 1.6 31 200 11040 325 28 16.1 -22.9 | 276 14 13.4 -1.5 32 184 11582 310 30 23.0 -19.3 | 264 20 20.4 2.2 33 176 11887 320 32 20.6 -24.5 | 280 18 17.9 -3.0 34 168 12192 295 35 31.7 -14.8 | 257 30 29.1 6.7 35 153 12802 325 34 19.5 -27.9 | 291 18 16.9 -6.4 36 150 12930 310 34 26.0 -21.9 | 271 23 23.4 -0.4 37 140 13411 305 40 32.8 -22.9 | 273 30 30.1 -1.5 38 127 14021 305 44 36.0 -25.2 | 276 34 33.4 -3.8 39 122 14326 325 35 20.1 -28.7 | 292 19 17.5 -7.2 40 106 15240 290 35 32.9 -12.0 | 253 32 30.3 9.5 41 100 15640 290 43 40.4 -14.7 | 260 38 37.8 6.8 42 97 15850 290 43 40.4 -14.7 | 260 38 37.8 6.8 43 88 16459 305 36 29.5 -20.6 | 268 27 26.9 0.8 44 84 16764 285 44 42.5 -11.4 | 256 41 39.9 10.1 45 77 17374 300 62 53.7 -31.0 | 281 52 51.1 -9.5 46 70 18020 320 44 28.3 -33.7 | 295 28 25.7 -12.2 47 64 18593 335 37 15.6 -33.5 | 313 18 13.0 -12.1 48 61 18898 335 27 11.4 -24.5 | 289 9 8.8 -3.0 49 59 19202 315 21 14.8 -14.8 | 242 14 12.2 6.6 50 56 19507 285 41 39.6 -10.6 | 254 39 37.0 10.9 51 51 20117 310 56 42.9 -36.0 | 290 43 40.3 -14.5 52 50 20260 320 42 27.0 -32.2 | 294 27 24.4 -10.7 53 49 20422 330 47 23.5 -40.7 | 313 28 20.9 -19.2 54 44 21031 315 31 21.9 -21.9 | 271 19 19.3 -0.4 55 42 21336 325 43 24.7 -35.2 | 302 26 22.0 -13.7 56 41 21641 335 41 17.3 -37.2 | 317 21 14.7 -15.7 57 39 21946 315 26 18.4 -18.4 | 259 16 15.8 3.1 58 32 23165 305 53 43.4 -30.4 | 282 42 40.8 -8.9 59 30 23610 320 43 27.6 -32.9 | 295 28 25.0 -11.5 60 29 23774 330 42 21.0 -36.4 | 309 24 18.4 -14.9 61 28 24079 315 41 29.0 -29.0 | 286 27 26.4 -7.5 62 21 25908 320 65 41.8 -49.8 | 306 48 39.2 -28.3 63 20 26240 325 58 33.3 -47.5 | 310 40 30.6 -26.0 64 19 26518 325 51 29.3 -41.8 | 307 33 26.6 -20.3 65 17 27432 330 70 35.0 -60.6 | 320 51 32.4 -39.1 66 15 28346 345 73 18.9 -70.5 | 342 52 16.3 -49.0 67 12 29566 330 87 43.5 -75.3 | 323 68 40.9 -53.9 68 10 30800 325 86 49.3 -70.4 | 316 68 46.7 -49.0 Wind Parameters Mean winds (0-6000m): 323.0 at 28.9 knts Storm direction: 353.0 at 21.6 knts Shear (0-3000m) pos: 3.2 neg: 3.7 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 117.1 deg Storm rel helicity (0-3000m) pos: 192.2 neg: -18.4 tot: 173.8 m^2/s^2 ave: 57.9 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 6.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.55 Bulk Shear: 65.92 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 ------------------------------------------------------------------------------- 500 296 8 193 19| 0.0 20.3 20.3|105.9 0.0 105.9 211.7 0.97| 21.9 21.2 1000 307 17 223 16| 4.9 10.2 15.0|153.4 -1.7 151.7 151.7 0.86| 18.0 15.4 1500 311 19 233 15| 3.3 7.3 10.6|155.4 -6.6 148.8 99.2 0.64| 15.5 9.9 2000 312 21 239 15| 2.6 5.5 8.1|164.8 -15.8 148.9 74.5 0.57| 12.9 7.4 2500 314 22 243 15| 3.4 4.4 7.8|185.6 -17.3 168.3 67.3 0.59| 11.9 7.0 3000 318 23 249 13| 3.2 3.7 6.9|192.2 -18.4 173.8 57.9 0.57| 10.9 6.2 4000 321 25 259 13| 3.0 2.9 5.9|209.6 -24.1 185.5 46.4 0.55| 9.2 5.0 5000 323 27 270 14| 2.6 2.8 5.4|218.9 -32.2 186.7 37.3 0.51| 8.0 4.1 6000 323 29 276 15| 2.2 2.4 4.6|218.9 -54.5 164.4 27.4 0.44| 7.0 3.1 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251216.12.gif