UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122900.upa.cvt Date: 0000Z 29 DEC 25 Searching for CYVQ... Searching the city database file for: CYVQ ... Date:0000Z 29 DEC 25 Station: CYVQ WMO ident: 71043 Latitude: 65.28 Longitude: -126.75 Elevation: 94.00 ------------------------------------------------------------------------------- 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 1021 94 -30.3 -33.9 71 3.6 -30.5 290 5 241.4 241.4 241.3 242.0 0.21 1 1000 239 -31.7 -34.9 73 3.2 -31.9 290 12 241.4 241.5 241.3 242.0 0.20 2 968 468 -32.9 -35.8 75 2.9 -33.0 311 8 242.5 242.5 242.2 243.0 0.19 3 953 579 -29.7 -33.1 72 3.4 -29.9 318 5 246.8 246.9 246.4 247.5 0.25 4 925 791 -29.3 -32.7 72 3.4 -29.5 350 2 249.3 249.4 248.7 250.1 0.26 5 881 1138 -30.3 -33.3 75 3.0 -30.5 86 9 251.8 251.9 250.8 252.5 0.26 6 850 1394 -27.3 -29.9 78 2.6 -27.5 105 17 257.5 257.6 255.9 258.6 0.38 7 842 1462 -26.9 -29.3 80 2.4 -27.1 104 17 258.7 258.7 256.9 259.8 0.40 8 700 2784 -30.3 -32.8 79 2.5 -30.5 125 23 268.9 269.0 264.6 270.0 0.35 9 684 2948 -30.7 -33.3 78 2.6 -30.9 125 24 270.3 270.3 265.5 271.3 0.34 10 640 3421 -29.3 -31.1 84 1.8 -29.5 151 17 277.0 277.1 270.2 278.4 0.45 11 621 3637 -28.1 -30.5 80 2.4 -28.4 168 8 280.8 280.9 272.5 282.3 0.49 12 508 5068 -31.3 -33.5 81 2.2 -31.5 246 36 293.5 293.6 279.1 295.0 0.45 13 500 5180 -31.9 -34.2 80 2.3 -32.1 250 40 294.1 294.2 279.3 295.5 0.42 14 441 6060 -35.7 -40.3 63 4.6 -36.1 261 67 300.1 300.1 281.7 301.0 0.26 15 419 6414 -38.9 -43.7 60 4.8 -39.2 262 71 300.4 300.5 281.8 301.1 0.19 16 400 6730 -41.9 -45.7 66 3.8 -42.1 265 74 300.5 300.6 281.8 301.1 0.16 17 341 7793 -50.3 -53.8 66 3.5 -50.4 262 94 303.1 303.2 282.8 303.4 0.07 18 331 7987 -52.1 -54.6 74 2.5 -52.2 264 99 303.3 303.3 282.8 303.5 0.07 19 324 8125 -52.9 -54.8 80 1.9 -52.9 265 103 304.1 304.1 283.1 304.3 0.07 20 322 8165 -53.1 -54.8 82 1.7 -53.1 265 103 304.3 304.3 283.2 304.5 0.07 21 320 8205 -53.1 -55.8 72 2.7 -53.2 265 103 304.8 304.8 283.4 305.1 0.06 22 316 8286 -53.3 -65.3 22 12.0 -53.5 266 100 305.6 305.6 283.7 305.7 0.02 23 303 8556 -54.7 -65.7 24 11.0 -54.8 269 86 307.4 307.4 284.4 307.4 0.02 24 300 8620 -54.9 -65.9 24 11.0 -55.1 270 83 308.0 308.0 284.6 308.0 0.02 25 273 9216 -56.9 -70.9 15 14.0 -57.1 265 80 313.5 313.5 286.6 313.5 0.01 26 250 9770 -56.3 -76.3 6 20.0 -56.5 270 76 322.4 322.4 289.5 322.4 0.00 27 200 11190 -55.5 -82.5 2 27.0 -55.8 275 62 344.9 344.9 295.5 344.9 0.00 28 197 11286 -55.3 -83.3 2 28.0 -55.6 275 61 346.7 346.7 295.9 346.7 0.00 29 188 11584 -56.7 -83.7 2 27.0 -56.9 276 59 349.1 349.1 296.4 349.1 0.00 30 170 12224 -55.3 -84.3 2 29.0 -55.6 278 55 361.6 361.6 299.0 361.6 0.00 31 150 13020 -56.7 -84.7 2 28.0 -57.0 280 49 372.4 372.4 301.0 372.4 0.00 32 147 13148 -56.9 -84.9 2 28.0 -57.2 281 49 374.2 374.2 301.3 374.2 0.00 33 140 13458 -56.1 -85.1 1 29.0 -56.5 284 50 380.9 380.9 302.4 380.9 0.00 34 119 14484 -58.9 -86.9 2 28.0 -59.2 293 51 393.8 393.8 304.3 393.8 0.00 35 111 14923 -57.7 -86.7 1 29.0 -58.0 297 52 404.0 404.0 305.7 404.0 0.00 36 100 15580 -58.5 -87.5 1 29.0 -58.9 300 44 414.7 414.7 307.1 414.7 0.00 37 89 16312 -58.5 -87.5 1 29.0 -58.9 301 49 428.8 428.8 308.7 428.8 0.00 38 79 17056 -61.1 -88.1 2 27.0 -61.4 303 58 438.2 438.2 309.7 438.3 0.00 39 70 17810 -59.3 -88.3 1 29.0 -59.7 305 66 457.5 457.5 311.5 457.5 0.00 40 50 19900 -60.1 -90.1 1 30.0 -60.7 315 73 501.9 501.9 315.1 501.9 0.00 41 49 20026 -60.1 -90.1 1 30.0 -60.7 314 74 504.8 504.8 315.3 504.8 0.00 42 33 22541 -52.3 -87.3 1 35.0 -54.2 315 90 585.9 585.9 319.9 585.9 0.01 43 30 23160 -51.3 -87.3 1 36.0 -53.6 320 103 604.8 604.8 320.8 604.8 0.01 44 20 25820 -47.9 -85.9 0 38.0 -52.1 330 135 689.6 689.6 324.1 689.6 0.01 45 18 26507 -49.9 -86.9 1 37.0 -53.7 330 139 704.3 704.3 324.6 704.4 0.01 46 15 27701 -46.9 -85.9 0 39.0 -52.3 330 134 752.0 752.0 326.0 752.1 0.02 47 14 28152 -50.7 -87.7 0 37.0 -54.9 329 131 754.1 754.1 326.0 754.2 0.01 48 13 28635 -48.1 -87.1 0 39.0 -53.5 328 129 779.3 779.3 326.7 779.4 0.02 49 10 30350 -50.1 -88.1 0 38.0 -55.6 330 127 832.5 832.5 328.0 832.7 0.02 50 8.0 31810 -49.3 -87.3 0 38.0 -55.9 890.6 890.6 329.2 890.8 0.02 51 7.3 32421 -41.5 -82.5 0 41.0 -52.5 946.1 946.1 330.3 946.7 0.06 52 6.7 33006 -39.1 -81.1 0 42.0 -51.9 979.6 979.7 330.8 980.5 0.08 53 6.2 33535 -41.9 -82.9 0 41.0 -53.4 989.6 989.6 331.0 990.3 0.07 54 5.9 33873 -39.1 -81.1 0 42.0 -52.5 1015.9 1015.9 331.4 1017.0 0.09 55 5.2 34736 -40.3 -81.3 0 41.0 -53.7 1047.9 1047.9 331.9 1049.1 0.10 56 4.8 35277 -45.1 -85.1 0 40.0 -56.0 1050.0 1050.1 331.9 1050.7 0.06 TRP 273 9216 -56.9 -70.9 15 14.0 -57.1 265 80 313.5 313.5 286.6 313.5 0.01 WND 324 8125 -52.9 -54.8 80 1.9 -52.9 265 103 304.1 304.1 283.1 304.3 0.07 Sounding variables and indices 1000-500 mb thick: 4941.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 78.52 % Est. max temperature: -18.01 C = -0.42 F Sfc-Lift cond lev (LCL): 960.50 mb = 523.10 m = 1716.18 ft T: -31.31 C 700-500 lapse rate: 0.67 C/km ThetaE index: 0.00 C Layer 1000.0- 968.0 mb Conv cond level (CCL): 392.11 mb = 6862.75 m = 22515.30 ft Mean mixing ratio: 0.22 g/kg Conv temperature: 29.52 C = 85.14 F Cap Strength: 40.05 C Lifted Index: 40.36 C Risk: None Lifted Index @300 mb: 44.63 C Lifted Index @700 mb: 21.77 C Showalter Index: 29.19 C Risk: None Total Totals Index: 6.60 C Risk: None Vertical Totals Index: 4.60 C Cross Totals Index: 2.00 C K Index: -27.80 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 7.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.32 J/kg Max Up Vert Vel: 8.87 m/s Conv Inhibition (B-): 91303.45 J/kg Cap Strength: 39.96 C Lift Cond Lev (LCL): 918.98 mb = 837.46 m = 2747.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 at 17 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 1021 94 290 5 4.7 -1.7 | 57 14 -11.4 -7.4 1 1000 239 290 12 11.3 -4.1 | 26 11 -4.8 -9.8 2 991 305 300 13 11.3 -6.5 | 22 13 -4.8 -12.2 3 949 610 320 4 2.6 -3.1 | 57 16 -13.5 -8.7 4 925 791 350 2 0.3 -2.0 | 64 17 -15.7 -7.6 5 909 914 75 5 -4.8 -1.3 | 72 22 -20.9 -7.0 6 871 1219 90 11 -11.0 0.0 | 78 28 -27.1 -5.7 7 850 1394 105 17 -16.4 4.4 | 88 32 -32.5 -1.3 8 800 1829 100 19 -18.7 3.3 | 86 35 -34.8 -2.4 9 767 2134 105 23 -22.2 6.0 | 90 38 -38.3 0.3 10 735 2438 125 21 -17.2 12.0 | 101 34 -33.3 6.4 11 704 2743 130 23 -17.6 14.8 | 105 35 -33.7 9.1 12 700 2784 125 23 -18.8 13.2 | 102 36 -34.9 7.5 13 675 3048 125 24 -19.7 13.8 | 103 37 -35.7 8.1 14 646 3353 145 20 -11.5 16.4 | 111 30 -27.5 10.7 15 619 3658 170 7 -1.2 6.9 | 94 17 -17.3 1.2 16 593 3962 200 10 3.4 9.4 | 106 13 -12.6 3.7 17 568 4267 230 12 9.2 7.7 | 107 7 -6.9 2.1 18 545 4572 245 25 22.7 10.6 | 233 8 6.6 4.9 19 522 4877 240 29 25.1 14.5 | 226 13 9.1 8.8 20 500 5180 250 40 37.6 13.7 | 250 23 21.5 8.0 21 478 5486 270 49 49.0 -0.0 | 280 33 32.9 -5.7 22 438 6096 260 68 67.0 11.8 | 263 51 50.9 6.1 23 400 6730 265 74 73.7 6.4 | 269 58 57.7 0.8 24 350 7620 260 89 87.6 15.5 | 262 72 71.6 9.8 25 324 8125 265 103 102.6 9.0 | 268 87 86.6 3.3 26 319 8230 265 103 102.6 9.0 | 268 87 86.6 3.3 27 300 8620 270 83 83.0 -0.0 | 275 67 66.9 -5.7 28 290 8839 265 79 78.7 6.9 | 269 63 62.6 1.2 29 276 9144 260 83 81.7 14.4 | 262 66 65.7 8.8 30 273 9216 265 80 79.7 7.0 | 269 64 63.6 1.3 31 250 9770 270 76 76.0 -0.0 | 275 60 59.9 -5.7 32 239 10058 270 66 66.0 -0.0 | 276 50 49.9 -5.7 33 217 10668 275 64 63.8 -5.6 | 283 49 47.7 -11.2 34 200 11190 275 62 61.8 -5.4 | 284 47 45.7 -11.1 35 150 13020 280 49 48.3 -8.5 | 294 35 32.2 -14.2 36 106 15240 300 52 45.0 -26.0 | 318 43 29.0 -31.7 37 100 15580 300 44 38.1 -22.0 | 321 35 22.1 -27.7 38 96 15850 300 44 38.1 -22.0 | 321 35 22.1 -27.7 39 70 17810 305 66 54.1 -37.9 | 319 58 38.0 -43.5 40 68 17983 305 66 54.1 -37.9 | 319 58 38.0 -43.5 41 62 18593 310 55 42.1 -35.4 | 328 49 26.1 -41.0 42 53 19507 305 70 57.3 -40.2 | 318 62 41.3 -45.8 43 51 19812 310 58 44.4 -37.3 | 327 51 28.4 -42.9 44 50 19900 315 73 51.6 -51.6 | 328 67 35.6 -57.3 45 46 20422 310 79 60.5 -50.8 | 322 72 44.5 -56.4 46 42 21031 310 75 57.5 -48.2 | 322 68 41.4 -53.9 47 40 21336 315 84 59.4 -59.4 | 326 78 43.3 -65.1 48 38 21641 305 88 72.1 -50.5 | 315 79 56.0 -56.1 49 35 22250 320 90 57.9 -68.9 | 331 86 41.8 -74.6 50 31 22860 310 90 68.9 -57.9 | 320 83 52.9 -63.5 51 30 23160 320 103 66.2 -78.9 | 329 98 50.2 -84.6 52 20 25820 330 135 67.5 -116.9 | 337 133 51.4 -122.6 53 18 26518 330 139 69.5 -120.4 | 337 137 53.4 -126.0 54 16 27432 330 135 67.5 -116.9 | 337 133 51.4 -122.6 55 10 30175 325 121 69.4 -99.1 | 333 118 53.3 -104.8 56 10 30350 330 127 63.5 -110.0 | 338 125 47.4 -115.6 Wind Parameters Mean winds (0-6000m): 220.6 at 22.7 knts Storm direction: 250.6 at 17.0 knts Shear (0-3000m) pos: 4.8 neg: 0.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 47.2 deg Storm rel helicity (0-3000m) pos: 238.1 neg: -44.5 tot: 193.6 m^2/s^2 ave: 64.5 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 4.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.58 Bulk Shear: 68.26 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 ------------------------------------------------------------------------------- 500 299 9 39 13| 2.5 0.0 2.5| 32.1 -23.7 8.4 16.8 0.06| 17.9 1.0 1000 317 7 47 16| 6.8 0.0 6.8| 67.0 -23.7 43.3 43.3 0.26| 15.1 3.9 1500 65 9 69 26| 7.8 0.0 7.8|117.6 -27.3 90.4 60.3 0.34| 13.8 4.7 2000 90 12 79 28| 7.1 0.0 7.1|139.7 -31.6 108.1 54.1 0.34| 11.6 4.0 2500 102 14 85 30| 5.5 0.0 5.5|218.1 -31.6 186.5 74.6 0.44| 11.2 4.9 3000 110 15 89 31| 4.8 0.0 4.8|238.1 -44.5 193.6 64.5 0.41| 10.2 4.2 4000 122 15 94 29| 1.4 0.0 1.4|284.9 -74.9 210.0 52.5 0.30| 11.3 3.4 5000 153 17 111 25| 3.4 0.0 3.4|321.4 -77.3 244.1 48.8 0.35| 12.2 4.3 6000 221 23 174 12| 4.1 1.5 5.6|439.1-211.4 227.7 37.9 0.29| 13.9 4.0 Wrote GIF file: /home/apache/climate/data/raob//CYVQ/skewt/CYVQ.skewt.20251229.00.gif