UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 4 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 1010 68 -21.1 -23.5 81 2.4 -21.4 290 8 251.3 251.4 251.1 252.9 0.57 1 1000 180 -21.7 -23.6 85 1.9 -22.0 290 14 251.4 251.5 251.2 253.0 0.57 2 925 749 -26.1 -26.2 99 0.1 -26.1 330 27 252.6 252.7 252.1 253.9 0.49 3 911 859 -27.1 -27.2 99 0.1 -27.1 330 26 252.7 252.8 252.0 253.9 0.45 4 903 923 -24.3 -26.7 80 2.4 -24.6 330 25 256.2 256.3 255.1 257.5 0.48 5 895 988 -23.9 -26.7 78 2.8 -24.2 328 24 257.3 257.4 256.0 258.6 0.48 6 882 1095 -23.3 -28.3 63 5.0 -23.8 324 23 259.0 259.1 257.2 260.2 0.42 7 873 1170 -23.3 -26.9 72 3.6 -23.7 322 22 259.7 259.8 258.0 261.1 0.48 8 861 1271 -23.7 -26.4 78 2.7 -24.0 320 22 260.4 260.4 258.5 261.8 0.51 9 850 1365 -24.1 -27.1 76 3.0 -24.4 320 22 260.9 261.0 258.9 262.3 0.49 10 826 1574 -24.7 -27.4 78 2.7 -25.0 322 22 262.4 262.5 260.1 263.8 0.49 11 808 1734 -25.3 -29.3 69 4.0 -25.7 324 23 263.4 263.5 260.7 264.6 0.42 12 805 1761 -25.1 -32.1 52 7.0 -25.8 324 23 263.9 264.0 260.9 264.9 0.32 13 796 1842 -25.5 -31.5 57 6.0 -26.1 324 23 264.3 264.4 261.3 265.4 0.34 14 781 1980 -25.1 -34.1 43 9.0 -25.9 318 23 266.2 266.3 262.5 267.0 0.27 15 778 2008 -24.7 -32.7 47 8.0 -25.5 316 22 266.9 267.0 263.1 267.9 0.31 16 752 2254 -26.7 -29.1 80 2.4 -26.9 304 21 267.4 267.5 263.7 268.7 0.46 17 744 2332 -25.9 -28.4 79 2.5 -26.2 300 20 269.1 269.2 265.0 270.5 0.49 18 700 2770 -29.1 -30.5 88 1.4 -29.2 300 17 270.3 270.3 265.7 271.5 0.43 19 681 2966 -31.1 -31.3 98 0.2 -31.1 294 21 270.2 270.2 265.6 271.4 0.41 20 678 2998 -31.1 -32.2 90 1.1 -31.2 294 21 270.5 270.6 265.8 271.6 0.38 21 674 3040 -28.3 -44.3 20 16.0 -29.3 292 22 274.1 274.1 267.7 274.5 0.11 22 673 3050 -27.5 -51.5 8 24.0 -28.7 292 22 275.1 275.1 268.2 275.3 0.05 23 664 3148 -26.7 -52.7 7 26.0 -28.1 289 24 277.1 277.1 269.4 277.2 0.04 24 628 3549 -28.3 -49.3 12 21.0 -29.5 278 32 279.7 279.7 271.1 279.9 0.07 25 549 4511 -30.1 -61.1 3 31.0 -31.4 270 50 288.5 288.5 275.9 288.6 0.02 26 500 5170 -35.3 -61.3 5 26.0 -36.2 270 61 290.0 290.0 276.7 290.1 0.02 27 453 5851 -40.5 -63.5 7 23.0 -41.1 266 62 291.8 291.8 277.6 291.8 0.02 28 400 6690 -46.3 -66.3 9 20.0 -46.6 265 68 294.8 294.8 279.0 294.9 0.01 29 383 6977 -47.1 -67.1 8 20.0 -47.4 267 69 297.4 297.4 280.2 297.5 0.01 30 361 7365 -48.5 -68.5 8 20.0 -48.8 270 70 300.6 300.7 281.6 300.7 0.01 31 344 7681 -48.9 -69.9 7 21.0 -49.2 269 70 304.3 304.3 283.1 304.3 0.01 32 330 7953 -47.3 -72.3 4 25.0 -47.7 267 76 310.1 310.1 285.4 310.1 0.01 33 322 8115 -47.6 -72.3 4 24.7 -48.0 265 79 311.9 311.9 286.0 312.0 0.01 34 300 8580 -48.3 -72.3 5 24.0 -48.7 265 76 317.3 317.3 287.9 317.3 0.01 35 298 8624 -48.5 -73.5 4 25.0 -48.9 265 76 317.6 317.6 287.9 317.6 0.01 36 281 9014 -46.7 -75.7 2 29.0 -47.2 269 72 325.6 325.6 290.5 325.6 0.00 37 250 9790 -47.5 -78.5 2 31.0 -48.0 265 65 335.4 335.4 293.2 335.5 0.00 38 244 9951 -47.7 -78.7 2 31.0 -48.2 266 63 337.5 337.5 293.7 337.5 0.00 39 232 10285 -46.1 -79.1 1 33.0 -46.7 268 60 344.8 344.8 295.5 344.8 0.00 40 203 11171 -47.5 -81.5 1 34.0 -48.1 274 60 356.0 356.0 297.9 356.0 0.00 41 200 11270 -47.1 -81.1 1 34.0 -47.8 275 61 358.2 358.2 298.4 358.2 0.00 42 173 12228 -45.1 -82.1 1 37.0 -46.0 271 54 376.7 376.7 301.7 376.7 0.00 43 150 13170 -47.5 -83.5 1 36.0 -48.3 275 58 388.2 388.2 303.5 388.2 0.00 44 138 13720 -48.7 -83.7 1 35.0 -49.5 275 60 395.5 395.5 304.6 395.5 0.00 45 129 14167 -46.3 -83.3 1 37.0 -47.4 275 61 407.5 407.5 306.2 407.5 0.00 46 120 14647 -47.1 -84.1 1 37.0 -48.1 275 62 414.5 414.5 307.0 414.5 0.00 47 114 14988 -45.5 -83.5 1 38.0 -46.8 275 63 423.6 423.6 308.2 423.7 0.00 48 107 15410 -46.9 -83.9 1 37.0 -48.1 276 62 428.7 428.7 308.7 428.7 0.00 49 100 15860 -45.7 -83.7 1 38.0 -47.1 280 58 439.4 439.4 309.8 439.4 0.00 50 94 16273 -44.5 -83.5 1 39.0 -46.2 280 59 449.6 449.6 310.8 449.7 0.00 51 85 16944 -46.5 -84.5 1 38.0 -48.0 277 64 458.7 458.7 311.7 458.7 0.00 52 78 17517 -44.1 -84.1 0 40.0 -46.2 277 60 475.1 475.1 313.1 475.1 0.00 53 70 18240 -45.9 -83.9 1 38.0 -47.8 280 47 486.2 486.2 314.0 486.2 0.00 54 64 18833 -47.5 -85.5 1 38.0 -49.3 275 48 495.3 495.3 314.6 495.3 0.00 55 59 19374 -43.9 -83.9 0 40.0 -46.5 275 60 515.0 515.0 316.0 515.1 0.01 56 50 20480 -45.7 -84.7 0 39.0 -48.3 280 49 535.8 535.8 317.3 535.8 0.01 57 41 21800 -47.3 -86.3 0 39.0 -49.9 284 42 563.1 563.1 318.8 563.1 0.01 58 30 23880 -44.9 -84.9 0 40.0 -48.9 295 59 622.2 622.2 321.6 622.3 0.01 59 20 26600 -42.3 -83.3 0 41.0 -48.6 295 47 706.7 706.7 324.7 706.9 0.02 60 18 27314 -41.3 -82.3 0 41.0 -48.4 299 41 731.5 731.5 325.4 731.7 0.03 61 14 29005 -45.3 -84.3 0 39.0 -51.6 297 35 772.4 772.4 326.5 772.6 0.02 62 12 30046 -40.1 -81.1 0 41.0 -49.5 303 33 825.7 825.7 327.8 826.1 0.05 63 10 31280 -43.9 -83.9 0 40.0 -52.2 310 30 855.7 855.7 328.5 856.0 0.03 64 9.5 31624 -44.9 -84.9 0 40.0 -52.9 864.5 864.5 328.7 864.8 0.03 65 8.7 32215 -42.1 -83.1 0 41.0 -51.9 897.4 897.5 329.4 897.9 0.05 66 7.9 32863 -46.1 -85.1 0 39.0 -54.2 906.6 906.6 329.5 906.9 0.04 67 6.8 33864 -44.3 -84.3 0 40.0 -54.1 953.8 953.8 330.4 954.3 0.05 68 4.7 36311 -49.5 -87.5 0 38.0 -58.1 1036.0 1036.0 331.7 1036.4 0.04 TRP 361 7365 -48.5 -68.5 8 20.0 -48.8 270 70 300.6 300.7 281.6 300.7 0.01 WND 322 8115 -47.6 -72.3 4 24.7 -48.0 265 79 311.9 311.9 286.0 312.0 0.01 Sounding variables and indices 1000-500 mb thick: 4990.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 48.34 % Est. max temperature: -12.00 C = 10.40 F Sfc-Lift cond lev (LCL): 970.67 mb = 397.26 m = 1303.33 ft T: -23.38 C 700-500 lapse rate: 2.58 C/km ThetaE index: 0.01 C Layer 911.0- 903.0 mb Conv cond level (CCL): 938.92 mb = 640.02 m = 2099.77 ft Mean mixing ratio: 0.52 g/kg Conv temperature: -20.03 C = -4.05 F Cap Strength: 29.59 C Lifted Index: 29.95 C Risk: None Lifted Index @300 mb: 45.20 C Lifted Index @700 mb: 15.41 C Showalter Index: 22.81 C Risk: None Total Totals Index: 19.40 C Risk: None Vertical Totals Index: 11.20 C Cross Totals Index: 8.20 C K Index: -17.30 Risk: None Sweat Index: 105.00 Risk: None Energy Index: 5.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.11 J/kg Max Up Vert Vel: 3.50 m/s Conv Inhibition (B-): 84653.52 J/kg Cap Strength: 29.93 C Lift Cond Lev (LCL): 943.98 mb = 600.75 m = 1970.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 26 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 1010 68 290 8 7.5 -2.7 | 141 19 -12.0 15.1 1 1000 180 290 14 13.2 -4.8 | 154 15 -6.4 13.0 2 983 305 305 15 12.3 -8.6 | 142 12 -7.2 9.2 3 943 610 320 24 15.4 -18.4 | 82 4 -4.1 -0.6 4 925 749 330 27 13.5 -23.4 | 47 8 -6.0 -5.6 5 904 914 330 25 12.5 -21.7 | 61 8 -7.0 -3.8 6 867 1219 320 22 14.1 -16.9 | 100 5 -5.4 1.0 7 850 1365 320 22 14.1 -16.9 | 100 5 -5.4 1.0 8 797 1829 325 23 13.2 -18.8 | 81 6 -6.3 -1.0 9 764 2134 310 22 16.9 -14.1 | 144 5 -2.7 3.7 10 733 2438 295 19 17.2 -8.0 | 167 10 -2.3 9.8 11 703 2743 300 17 14.7 -8.5 | 153 10 -4.8 9.3 12 700 2770 300 17 14.7 -8.5 | 153 10 -4.8 9.3 13 618 3658 275 34 33.9 -3.0 | 224 21 14.3 14.9 14 592 3962 270 44 44.0 -0.0 | 234 30 24.5 17.8 15 567 4267 270 48 48.0 -0.0 | 238 34 28.5 17.8 16 521 4877 270 54 54.0 -0.0 | 243 39 34.5 17.8 17 500 5170 270 61 61.0 -0.0 | 247 45 41.5 17.8 18 436 6096 265 63 62.8 5.5 | 242 49 43.2 23.3 19 400 6690 265 68 67.7 5.9 | 244 54 48.2 23.8 20 399 6706 265 69 68.7 6.0 | 244 55 49.2 23.8 21 361 7365 270 70 70.0 -0.0 | 251 54 50.5 17.8 22 347 7620 270 69 69.0 -0.0 | 250 53 49.5 17.8 23 322 8115 265 79 78.7 6.9 | 247 64 59.2 24.7 24 316 8230 265 79 78.7 6.9 | 247 64 59.2 24.7 25 300 8580 265 76 75.7 6.6 | 246 61 56.2 24.4 26 276 9144 270 71 71.0 -0.0 | 251 54 51.5 17.8 27 250 9790 265 65 64.8 5.7 | 243 51 45.2 23.5 28 219 10668 270 56 56.0 -0.0 | 244 41 36.5 17.8 29 200 11270 275 61 60.8 -5.3 | 253 43 41.2 12.5 30 166 12497 270 52 52.0 -0.0 | 241 37 32.5 17.8 31 150 13170 275 58 57.8 -5.1 | 252 40 38.2 12.8 32 110 15240 275 64 63.8 -5.6 | 255 46 44.2 12.2 33 100 15860 280 58 57.1 -10.1 | 258 38 37.6 7.8 34 96 16154 280 58 57.1 -10.1 | 258 38 37.6 7.8 35 80 17374 275 67 66.7 -5.8 | 256 49 47.2 12.0 36 76 17678 280 53 52.2 -9.2 | 255 34 32.7 8.6 37 70 18240 280 47 46.3 -8.2 | 250 28 26.8 9.7 38 69 18288 275 65 64.8 -5.7 | 255 47 45.2 12.2 39 66 18593 275 43 42.8 -3.7 | 239 27 23.3 14.1 40 58 19507 275 63 62.8 -5.5 | 254 45 43.2 12.3 41 50 20422 280 43 42.3 -7.5 | 246 25 22.8 10.4 42 50 20480 280 49 48.3 -8.5 | 252 30 28.7 9.3 43 46 21031 285 47 45.4 -12.2 | 258 26 25.9 5.7 44 44 21336 275 45 44.8 -3.9 | 241 29 25.3 13.9 45 42 21641 285 41 39.6 -10.6 | 250 21 20.1 7.2 46 38 22250 280 44 43.3 -7.6 | 247 26 23.8 10.2 47 33 23165 300 44 38.1 -22.0 | 283 19 18.6 -4.2 48 30 23880 295 59 53.5 -24.9 | 282 35 33.9 -7.1 49 27 24689 290 57 53.6 -19.5 | 273 34 34.0 -1.7 50 25 24994 300 64 55.4 -32.0 | 292 39 35.9 -14.2 51 21 26213 305 52 42.6 -29.8 | 297 26 23.1 -12.0 52 20 26600 295 47 42.6 -19.9 | 275 23 23.1 -2.0 53 18 27432 300 40 34.6 -20.0 | 278 15 15.1 -2.2 54 17 27737 295 45 40.8 -19.0 | 273 21 21.3 -1.2 55 15 28346 285 37 35.7 -9.6 | 243 18 16.2 8.2 56 15 28651 295 36 32.6 -15.2 | 259 13 13.1 2.6 57 10 31280 310 30 23.0 -19.3 | 293 4 3.5 -1.5 Wind Parameters Mean winds (0-6000m): 282.4 at 35.3 knts Storm direction: 312.4 at 26.4 knts Shear (0-3000m) pos: 3.0 neg: 2.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 48.0 deg Storm rel helicity (0-3000m) pos: 50.3 neg: -30.4 tot: 19.9 m^2/s^2 ave: 6.6 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 60.54 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 ------------------------------------------------------------------------------- 500 307 16 141 10| 16.6 0.0 16.6| 14.3 -15.1 -0.8 -1.6 -0.19| 18.7 -3.6 1000 320 21 107 6| 9.0 0.0 9.0| 21.4 -21.7 -0.3 -0.3 -0.17| 15.0 -2.5 1500 320 21 103 6| 6.0 0.5 6.5| 24.9 -23.0 1.9 1.3 -0.10| 11.2 -1.2 2000 321 22 100 6| 4.5 1.2 5.8| 29.7 -24.3 5.3 2.7 -0.01| 9.8 -0.1 2500 317 21 113 5| 3.6 2.3 5.9| 34.8 -26.6 8.2 3.3 0.05| 9.5 0.5 3000 314 21 126 5| 3.0 2.3 5.3| 50.3 -30.4 19.9 6.6 0.13| 9.3 1.2 4000 300 24 193 6| 2.3 4.8 7.0|110.3 -30.4 79.9 20.0 0.24| 10.3 2.5 5000 289 30 226 12| 1.8 5.0 6.8|172.5 -30.4 142.1 28.4 0.28| 9.6 2.7 6000 282 35 235 18| 1.5 4.7 6.2|183.7 -80.6 103.2 17.2 0.23| 8.7 2.0 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251204.00.gif