UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 11 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 1019 68 -26.7 -29.5 77 2.8 -26.9 110 2 245.1 245.2 245.0 246.0 0.33 1 1016 95 -24.1 -25.6 87 1.5 -24.2 130 4 247.9 248.0 247.9 249.2 0.47 2 1008 169 -22.5 -23.6 91 1.1 -22.6 182 8 250.1 250.2 250.0 251.6 0.56 3 1005 197 -20.1 -21.5 89 1.4 -20.3 202 9 252.7 252.8 252.5 254.5 0.68 4 1000 244 -20.1 -21.8 86 1.7 -20.3 235 12 253.1 253.2 252.8 254.8 0.67 5 996 274 -19.9 -22.3 81 2.4 -20.2 240 12 253.5 253.6 253.2 255.3 0.64 6 982 379 -19.9 -22.4 80 2.5 -20.3 259 12 254.6 254.7 254.1 256.3 0.64 7 957 569 -21.3 -23.2 85 1.9 -21.5 297 11 255.0 255.1 254.4 256.7 0.62 8 944 670 -21.1 -25.4 68 4.3 -21.6 316 10 256.2 256.3 255.2 257.7 0.51 9 925 820 -22.3 -26.3 70 4.0 -22.8 345 9 256.5 256.6 255.4 257.8 0.48 10 850 1438 -24.7 -26.3 87 1.6 -24.9 240 17 260.3 260.4 258.5 261.7 0.52 11 829 1620 -25.5 -27.0 87 1.5 -25.6 248 19 261.3 261.4 259.2 262.7 0.50 12 806 1823 -26.3 -28.6 81 2.3 -26.5 264 25 262.6 262.6 260.1 263.8 0.45 13 784 2023 -27.7 -28.1 96 0.4 -27.8 253 26 263.1 263.2 260.6 264.5 0.48 14 741 2426 -29.9 -33.0 74 3.1 -30.2 254 26 265.0 265.1 261.7 266.0 0.32 15 711 2719 -32.3 -34.2 83 1.9 -32.4 264 25 265.5 265.6 262.0 266.4 0.30 16 700 2829 -32.3 -34.4 82 2.1 -32.4 280 21 266.7 266.8 262.9 267.6 0.30 17 694 2890 -31.9 -34.0 82 2.1 -32.1 284 20 267.8 267.9 263.7 268.7 0.31 18 666 3179 -34.3 -35.2 92 0.9 -34.4 287 19 268.3 268.3 264.0 269.2 0.29 19 657 3274 -33.7 -36.6 75 2.9 -33.9 281 19 270.0 270.1 265.2 270.8 0.25 20 638 3480 -34.1 -39.1 61 5.0 -34.4 275 20 271.8 271.9 266.3 272.5 0.20 21 617 3713 -35.7 -37.3 85 1.6 -35.8 275 22 272.6 272.7 267.0 273.4 0.25 22 610 3792 -36.1 -40.5 64 4.4 -36.4 276 23 273.0 273.1 267.1 273.6 0.18 23 593 3988 -37.1 -39.6 77 2.5 -37.2 278 24 274.1 274.1 267.8 274.7 0.21 24 580 4141 -37.5 -41.8 64 4.3 -37.7 279 24 275.4 275.4 268.6 275.9 0.17 25 579 4153 -37.5 -41.8 64 4.3 -37.7 279 24 275.5 275.5 268.7 276.0 0.17 26 549 4518 -39.9 -44.5 61 4.6 -40.1 288 24 276.9 276.9 269.5 277.3 0.13 27 519 4899 -42.5 -47.4 59 4.9 -42.7 275 22 278.2 278.3 270.2 278.6 0.10 28 500 5150 -44.3 -47.4 71 3.1 -44.4 270 25 279.0 279.0 270.8 279.4 0.11 29 499 5163 -44.3 -47.0 74 2.7 -44.4 270 25 279.2 279.2 270.9 279.6 0.11 30 497 5190 -44.5 -47.1 75 2.6 -44.6 270 24 279.3 279.3 270.9 279.6 0.11 31 488 5313 -44.9 -48.0 71 3.1 -45.0 274 24 280.2 280.3 271.5 280.6 0.10 32 485 5354 -44.7 -52.7 40 8.0 -44.9 276 24 281.0 281.0 271.8 281.2 0.06 33 478 5452 -44.3 -56.3 25 12.0 -44.6 279 24 282.6 282.6 272.8 282.8 0.04 34 468 5594 -45.3 -56.3 28 11.0 -45.6 283 24 283.1 283.1 273.1 283.3 0.04 35 451 5841 -45.3 -61.3 15 16.0 -45.6 289 24 286.1 286.1 274.7 286.2 0.02 36 416 6380 -46.7 -62.7 15 16.0 -47.0 293 21 291.0 291.0 277.2 291.1 0.02 37 400 6640 -48.3 -65.3 12 17.0 -48.6 300 21 292.2 292.2 277.8 292.3 0.01 38 367 7202 -50.7 -62.7 23 12.0 -50.9 305 29 296.3 296.3 279.7 296.4 0.02 39 331 7870 -51.9 -66.9 15 15.0 -52.1 297 21 303.5 303.5 282.8 303.6 0.01 40 311 8275 -49.5 -72.5 5 23.0 -49.8 308 21 312.3 312.3 286.2 312.4 0.01 41 300 8510 -50.1 -73.1 5 23.0 -50.4 315 20 314.7 314.7 287.0 314.8 0.01 42 288 8775 -51.3 -73.3 6 22.0 -51.6 315 20 316.7 316.7 287.7 316.7 0.01 43 250 9700 -47.3 -79.3 1 32.0 -47.9 315 22 335.7 335.7 293.3 335.8 0.00 44 237 10054 -46.7 -79.7 1 33.0 -47.3 315 23 341.8 341.8 294.7 341.8 0.00 45 211 10825 -47.5 -81.5 1 34.0 -48.1 312 22 352.1 352.1 297.1 352.1 0.00 46 200 11180 -46.9 -81.9 1 35.0 -47.6 305 31 358.5 358.5 298.4 358.5 0.00 47 191 11486 -45.7 -81.7 1 36.0 -46.5 309 29 365.2 365.2 299.7 365.2 0.00 48 154 12916 -47.9 -83.9 1 36.0 -48.7 312 33 384.6 384.6 303.0 384.6 0.00 49 150 13090 -47.3 -83.3 1 36.0 -48.1 315 34 388.6 388.6 303.6 388.6 0.00 50 134 13835 -45.9 -82.9 1 37.0 -47.0 326 25 403.8 403.8 305.7 403.8 0.00 51 100 15770 -47.5 -85.5 1 38.0 -48.7 320 27 435.9 435.9 309.4 436.0 0.00 52 75 17666 -49.7 -86.7 1 37.0 -51.0 317 38 468.7 468.7 312.5 468.7 0.00 53 70 18120 -48.3 -86.3 0 38.0 -49.8 310 35 481.1 481.1 313.5 481.1 0.00 54 64 18707 -48.1 -86.1 0 38.0 -49.8 309 43 494.0 494.0 314.5 494.0 0.00 55 50 20320 -49.9 -86.9 1 37.0 -51.7 310 56 525.9 525.9 316.6 525.9 0.00 56 42 21462 -48.9 -86.9 0 38.0 -51.1 318 54 555.2 555.2 318.4 555.3 0.00 57 35 22646 -53.7 -88.7 1 35.0 -55.3 318 49 572.4 572.4 319.3 572.5 0.00 58 34 22833 -52.3 -88.3 1 36.0 -54.2 319 49 580.9 580.9 319.7 580.9 0.00 59 30 23640 -53.7 -88.7 1 35.0 -55.5 320 61 598.2 598.2 320.5 598.3 0.00 60 22 25622 -57.5 -90.5 1 33.0 -59.1 325 67 642.4 642.4 322.4 642.4 0.00 61 20 26230 -54.3 -89.3 1 35.0 -56.7 315 65 670.0 670.0 323.4 670.0 0.01 62 19 26559 -53.9 -88.9 1 35.0 -56.5 315 64 681.1 681.1 323.8 681.2 0.01 63 13 28971 -58.1 -90.1 1 32.0 -60.4 320 92 744.6 744.7 325.8 744.7 0.01 64 10 30620 -58.9 -90.9 1 32.0 -61.5 325 101 799.7 799.7 327.3 799.8 0.01 65 8.0 32019 -59.3 -90.6 1 31.3 -62.3 325 103 850.7 850.7 328.4 850.8 0.01 66 7.3 32592 -59.5 -90.5 1 31.0 -62.6 872.6 872.6 328.9 872.7 0.01 67 7.2 32679 -59.5 -90.5 1 31.0 -62.6 876.0 876.0 329.0 876.1 0.01 TRP 367 7202 -50.7 -62.7 23 12.0 -50.9 305 29 296.3 296.3 279.7 296.4 0.02 WND 8.0 32019 -59.3 -90.6 1 31.3 -62.3 325 103 850.7 850.7 328.4 850.8 0.01 Sounding variables and indices 1000-500 mb thick: 4906.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 76.05 % Est. max temperature: -12.47 C = 9.56 F Sfc-Lift cond lev (LCL): 972.22 mb = 452.69 m = 1485.18 ft T: -20.44 C 700-500 lapse rate: 5.17 C/km ThetaE index: 0.00 C Layer 1019.0--1245.2 mb Conv cond level (CCL): 1016.00 mb = 95.36 m = 312.87 ft Mean mixing ratio: 0.58 g/kg Conv temperature: -23.09 C = -9.56 F Cap Strength: 18.59 C Lifted Index: 19.02 C Risk: None Lifted Index @300 mb: 41.70 C Lifted Index @700 mb: 10.16 C Showalter Index: 14.27 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 18.00 C K Index: -8.80 Risk: None Sweat Index: 146.50 Risk: None Energy Index: 3.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.85 J/kg Max Up Vert Vel: 7.98 m/s Conv Inhibition (B-): 74036.08 J/kg Cap Strength: 18.89 C Lift Cond Lev (LCL): 926.56 mb = 807.62 m = 2649.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 15 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 1019 68 110 2 -1.9 0.7 | 122 17 -14.6 9.1 1 1000 244 235 12 9.8 6.9 | 169 16 -2.9 15.3 2 992 305 245 12 10.9 5.1 | 172 14 -1.8 13.5 3 952 610 305 11 9.0 -6.3 | 120 4 -3.7 2.1 4 925 820 345 9 2.3 -8.7 | 88 10 -10.4 -0.3 5 913 914 335 9 3.8 -8.2 | 92 9 -8.9 0.3 6 876 1219 260 8 7.9 1.4 | 154 11 -4.8 9.8 7 850 1438 240 17 14.7 8.5 | 187 17 2.0 16.9 8 840 1524 240 17 14.7 8.5 | 187 17 2.0 16.9 9 805 1829 265 25 24.9 2.2 | 229 16 12.2 10.6 10 771 2134 245 27 24.5 11.4 | 211 23 11.8 19.8 11 739 2438 255 26 25.1 6.7 | 219 20 12.4 15.1 12 708 2743 265 25 24.9 2.2 | 229 16 12.2 10.6 13 700 2829 280 21 20.7 -3.6 | 239 9 8.0 4.8 14 678 3048 295 19 17.2 -8.0 | 265 5 4.5 0.4 15 649 3353 275 19 18.9 -1.7 | 223 9 6.2 6.8 16 621 3658 275 22 21.9 -1.9 | 235 11 9.2 6.5 17 568 4267 280 25 24.6 -4.3 | 251 13 11.9 4.1 18 544 4572 290 24 22.6 -8.2 | 269 10 9.8 0.2 19 520 4877 275 22 21.9 -1.9 | 235 11 9.2 6.5 20 500 5150 270 25 25.0 -0.0 | 236 15 12.3 8.4 21 498 5182 270 24 24.0 -0.0 | 233 14 11.3 8.4 22 454 5791 290 24 22.6 -8.2 | 269 10 9.8 0.2 23 434 6096 285 22 21.3 -5.7 | 252 9 8.5 2.7 24 400 6640 300 21 18.2 -10.5 | 291 6 5.5 -2.1 25 396 6706 300 22 19.1 -11.0 | 292 7 6.3 -2.6 26 367 7202 305 29 23.8 -16.6 | 307 14 11.0 -8.2 27 361 7315 305 30 24.6 -17.2 | 307 15 11.9 -8.8 28 344 7620 290 22 20.7 -7.5 | 264 8 8.0 0.9 29 300 8510 315 20 14.1 -14.1 | 346 6 1.4 -5.7 30 285 8839 315 20 14.1 -14.1 | 346 6 1.4 -5.7 31 272 9144 305 27 22.1 -15.5 | 307 12 9.4 -7.1 32 260 9449 305 25 20.5 -14.3 | 307 10 7.8 -5.9 33 250 9700 315 22 15.6 -15.6 | 338 8 2.8 -7.1 34 216 10668 315 24 17.0 -17.0 | 334 10 4.3 -8.6 35 206 10973 310 20 15.3 -12.9 | 330 5 2.6 -4.4 36 200 11180 305 31 25.4 -17.8 | 306 16 12.7 -9.4 37 188 11582 310 29 22.2 -18.6 | 317 14 9.5 -10.2 38 172 12192 300 28 24.2 -14.0 | 296 13 11.5 -5.6 39 150 13090 315 34 24.0 -24.0 | 324 19 11.3 -15.6 40 150 13106 315 35 24.7 -24.7 | 324 20 12.0 -16.3 41 136 13716 330 25 12.5 -21.7 | 1 13 -0.2 -13.2 42 124 14326 310 23 17.6 -14.8 | 322 8 4.9 -6.4 43 119 14630 300 31 26.8 -15.5 | 297 16 14.1 -7.1 44 108 15240 325 39 22.4 -31.9 | 338 25 9.6 -23.5 45 100 15770 320 27 17.4 -20.7 | 339 13 4.6 -12.3 46 94 16154 320 27 17.4 -20.7 | 339 13 4.6 -12.3 47 86 16764 325 32 18.4 -26.2 | 342 19 5.6 -17.8 48 78 17374 305 40 32.8 -22.9 | 306 25 20.0 -14.5 49 71 17983 330 36 18.0 -31.2 | 347 23 5.3 -22.8 50 70 18120 310 35 26.8 -22.5 | 315 20 14.1 -14.1 51 68 18288 315 34 24.0 -24.0 | 324 19 11.3 -15.6 52 65 18593 305 40 32.8 -22.9 | 306 25 20.0 -14.5 53 59 19202 325 58 33.3 -47.5 | 332 44 20.5 -39.1 54 54 19812 330 40 20.0 -34.6 | 344 27 7.3 -26.2 55 50 20320 310 56 42.9 -36.0 | 312 41 30.2 -27.6 56 47 20726 310 56 42.9 -36.0 | 312 41 30.2 -27.6 57 45 21031 325 53 30.4 -43.4 | 333 39 17.7 -35.0 58 43 21336 320 55 35.4 -42.1 | 326 41 22.6 -33.7 59 41 21641 315 52 36.8 -36.8 | 320 37 24.0 -28.3 60 32 23165 320 48 30.9 -36.8 | 327 34 18.1 -28.4 61 30 23640 320 61 39.2 -46.7 | 325 47 26.5 -38.3 62 29 23774 305 56 45.9 -32.1 | 306 41 33.2 -23.7 63 28 24079 325 58 33.3 -47.5 | 332 44 20.5 -39.1 64 20 26213 325 70 40.2 -57.3 | 331 56 27.4 -48.9 65 20 26230 315 65 46.0 -46.0 | 318 50 33.2 -37.5 66 18 26822 315 64 45.3 -45.3 | 319 49 32.5 -36.8 67 17 27432 310 77 59.0 -49.5 | 312 62 46.3 -41.1 68 13 28956 320 92 59.1 -70.5 | 323 77 46.4 -62.1 69 11 29870 325 78 44.7 -63.9 | 330 64 32.0 -55.5 70 10 30620 325 101 57.9 -82.7 | 329 87 45.2 -74.3 Wind Parameters Mean winds (0-6000m): 273.5 at 20.3 knts Storm direction: 303.5 at 15.3 knts Shear (0-3000m) pos: 2.5 neg: 3.7 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 138.5 deg Storm rel helicity (0-3000m) pos: 206.2 neg: -38.9 tot: 167.3 m^2/s^2 ave: 55.8 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 17.0 stream: 7.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 2.03 Bulk Shear: 15.71 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 ------------------------------------------------------------------------------- 500 257 10 166 11| 0.0 13.5 13.5| 72.6 -5.6 66.9 133.9 0.42| 30.4 12.9 1000 292 10 143 6| 1.4 6.8 8.1| 83.5 -12.2 71.3 71.3 0.30| 22.8 6.8 1500 272 11 166 8| 0.9 7.4 8.3|121.3 -12.2 109.0 72.7 0.42| 20.8 8.7 2000 265 14 188 10| 1.7 5.5 7.2|164.0 -32.8 131.2 65.6 0.40| 19.7 8.0 2500 260 17 198 12| 1.4 4.4 5.8|186.4 -38.9 147.5 59.0 0.40| 17.4 7.0 3000 263 18 204 11| 2.5 3.7 6.2|206.2 -38.9 167.3 55.8 0.41| 17.0 7.0 4000 268 19 213 11| 2.1 3.5 5.6|218.7 -46.2 172.4 43.1 0.37| 14.3 5.3 5000 271 20 221 10| 2.1 3.3 5.5|232.4 -62.7 169.8 34.0 0.31| 12.9 4.0 6000 274 20 227 10| 2.3 2.8 5.0|253.2 -69.2 184.0 30.7 0.32| 11.7 3.7 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251211.12.gif