UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122923.upa.cvt Date: 2300Z 29 DEC 25 Searching for YBCV... Searching the city database file for: YBCV ... Date:2300Z 29 DEC 25 Station: YBCV WMO ident: 94510 Latitude: -26.40 Longitude: 146.27 Elevation: 304.00 ------------------------------------------------------------------------------- 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 89 SFC 976 304 29.0 18.0 52 11.0 21.3 25 12 304.3 306.7 295.3 344.2 13.42 2 971 350 26.8 16.8 54 10.0 19.9 24 12 302.5 304.8 294.1 339.4 12.49 3 925 776 22.6 16.6 69 6.0 18.5 15 8 302.4 304.8 294.5 340.7 12.95 4 870 1306 17.4 15.0 86 2.4 15.8 357 8 302.4 304.6 294.1 339.1 12.42 5 858 1426 18.2 11.2 64 7.0 13.7 29 6 304.4 306.2 292.7 333.6 9.78 6 850 1506 17.8 10.8 64 7.0 13.4 50 4 304.8 306.6 292.7 333.6 9.61 7 792 2106 12.6 12.1 97 0.5 12.3 151 8 305.5 307.6 294.1 339.2 11.27 8 751 2551 11.0 5.0 66 6.0 7.5 155 18 308.4 309.8 291.9 330.7 7.30 9 713 2982 7.0 2.5 73 4.5 4.5 155 20 308.6 309.8 291.3 328.4 6.44 10 710 3017 8.2 -14.8 18 23.0 -0.7 155 19 310.3 310.6 287.4 315.9 1.71 11 701 3123 9.6 -31.4 4 41.0 -2.0 121 13 313.0 313.1 286.9 314.4 0.40 12 700 3135 9.6 -30.4 4 40.0 -1.9 115 12 313.1 313.2 286.9 314.7 0.44 13 694 3206 9.4 -27.6 5 37.0 -1.9 99 10 313.7 313.8 287.3 315.7 0.57 14 551 5077 -3.5 -39.5 4 36.0 -10.9 46 9 319.8 319.8 288.9 320.6 0.22 15 500 5840 -7.7 -48.7 2 41.0 -14.2 5 6 323.7 323.7 290.0 324.0 0.09 16 492 5965 -8.1 -49.1 2 41.0 -14.6 12 4 324.7 324.7 290.3 325.0 0.09 17 487 6044 -7.9 -24.9 24 17.0 -12.8 17 3 325.9 326.1 291.6 329.5 1.04 18 477 6205 -7.3 -40.3 5 33.0 -13.9 5 3 328.5 328.6 291.6 329.4 0.24 19 469 6336 -8.3 -21.3 34 13.0 -12.5 345 5 328.9 329.2 292.8 334.1 1.49 20 452 6621 -10.3 -29.3 19 19.0 -15.2 304 9 329.9 330.0 292.4 332.6 0.75 21 446 6723 -11.1 -23.1 36 12.0 -14.7 289 10 330.1 330.4 293.0 334.9 1.34 22 444 6758 -11.1 -41.1 6 30.0 -16.7 287 11 330.5 330.6 292.1 331.5 0.24 23 436 6897 -12.1 -37.1 11 25.0 -17.1 278 13 331.0 331.1 292.3 332.4 0.36 24 433 6950 -12.3 -22.3 43 10.0 -15.3 274 14 331.4 331.7 293.5 336.7 1.48 25 428 7038 -13.3 -20.3 56 7.0 -15.6 273 15 331.2 331.6 293.7 337.5 1.78 26 420 7181 -13.5 -44.5 5 31.0 -18.6 292 14 332.8 332.8 292.6 333.5 0.17 27 415 7272 -13.9 -49.9 3 36.0 -19.1 304 13 333.4 333.4 292.7 333.8 0.10 28 400 7550 -15.7 -45.7 6 30.0 -20.3 250 14 334.6 334.6 293.1 335.2 0.16 29 370 8132 -19.9 -54.9 3 35.0 -23.8 232 16 336.5 336.6 293.5 336.8 0.06 30 325 9077 -27.9 -37.9 38 10.0 -29.4 265 22 338.2 338.3 294.3 340.0 0.45 31 317 9256 -28.5 -43.5 22 15.0 -30.3 267 29 339.8 339.9 294.5 340.8 0.26 32 313 9347 -27.7 -60.7 3 33.0 -30.2 264 33 342.2 342.2 294.8 342.3 0.03 33 300 9650 -29.5 -51.5 10 22.0 -31.6 255 47 343.8 343.8 295.3 344.3 0.11 34 259 10686 -36.5 -47.5 31 11.0 -37.5 265 53 348.3 348.3 296.4 349.1 0.20 35 250 10930 -38.7 -48.7 34 10.0 -39.5 265 54 348.5 348.6 296.5 349.3 0.18 36 232 11438 -42.7 -61.7 11 19.0 -43.5 270 57 350.0 350.0 296.7 350.2 0.04 37 231 11467 -42.9 -53.9 29 11.0 -43.5 271 57 350.1 350.1 296.8 350.6 0.11 38 230 11496 -43.1 -45.6 76 2.5 -43.3 271 57 350.2 350.3 297.0 351.4 0.28 39 229 11525 -43.1 -48.1 58 5.0 -43.5 271 57 350.7 350.7 297.0 351.6 0.21 40 224 11673 -44.3 -47.4 71 3.1 -44.5 273 58 351.1 351.1 297.1 352.0 0.24 41 219 11824 -45.5 -54.5 36 9.0 -46.0 274 59 351.5 351.5 297.0 351.9 0.11 42 217 11885 -46.1 -53.1 45 7.0 -46.5 275 59 351.5 351.5 297.1 352.0 0.13 43 215 11946 -46.7 -66.7 8 20.0 -47.3 275 59 351.5 351.5 297.0 351.6 0.02 44 200 12420 -51.1 -63.1 23 12.0 -51.4 270 59 351.8 351.9 297.1 352.0 0.04 45 192 12684 -53.1 -61.1 37 8.0 -53.3 266 60 352.8 352.8 297.3 353.0 0.05 46 173 13346 -58.2 -66.9 32 8.7 -58.3 255 62 355.1 355.1 297.7 355.2 0.03 47 167 13567 -59.9 -68.9 30 9.0 -60.0 255 62 355.8 355.8 297.9 355.9 0.02 48 153 14109 -63.5 -79.5 10 16.0 -63.6 251 60 358.7 358.7 298.4 358.7 0.00 49 150 14230 -64.3 -79.3 11 15.0 -64.4 250 60 359.3 359.3 298.5 359.3 0.00 50 133 14955 -70.7 -78.7 30 8.0 -70.8 247 57 360.5 360.5 298.8 360.5 0.01 51 112 15967 -73.7 -90.7 6 17.0 -73.7 256 39 373.0 373.0 301.1 373.0 0.00 52 100 16620 -79.3 -90.3 15 11.0 -79.3 280 23 374.5 374.5 301.4 374.5 0.00 53 91 17153 -82.1 -92.1 16 10.0 -82.1 290 23 379.2 379.2 302.1 379.2 0.00 54 73 18415 -74.1 -90.1 7 16.0 -74.2 35 18 420.8 420.8 307.8 420.8 0.00 55 70 18660 -74.9 -90.9 7 16.0 -75.0 55 17 424.1 424.1 308.2 424.2 0.00 56 68 18828 -75.7 -90.7 8 15.0 -75.7 56 17 426.0 426.0 308.4 426.0 0.00 57 58 19756 -72.1 -93.1 3 21.0 -72.2 61 18 453.9 453.9 311.2 453.9 0.00 58 53 20296 -65.3 -92.3 1 27.0 -65.6 63 18 481.5 481.5 313.5 481.5 0.00 59 50 20650 -65.5 -91.5 2 26.0 -65.8 65 18 489.1 489.1 314.1 489.1 0.00 60 38 22338 -60.1 -91.1 1 31.0 -60.9 73 22 542.8 542.8 317.7 542.8 0.00 61 30 23820 -57.5 -89.5 1 32.0 -58.7 80 26 587.9 587.9 320.0 587.9 0.00 62 20 26410 -51.5 -87.5 1 36.0 -54.6 75 33 678.5 678.5 323.7 678.6 0.01 63 17 27470 -49.3 -86.3 1 37.0 -53.4 717.9 717.9 325.0 718.0 0.01 64 14 28737 -51.7 -86.7 1 35.0 -55.6 750.7 750.7 326.0 750.8 0.02 TRP 91 17153 -82.1 -92.1 16 10.0 -82.1 290 23 379.2 379.2 302.1 379.2 0.00 WND 173 13346 -58.2 -66.9 32 8.7 -58.3 255 62 355.1 355.1 297.7 355.2 0.03 Sounding variables and indices 1000-500 mb thick: 5751.00 m Freezing level: 589.80 mb = 4569.61 m = 14991.99 ft Wetbulb zero: 710.39 mb = 3012.72 m = 9884.14 ft Precipitable water: 1.18 inches Sfc-500 mean rel hum: 37.46 % Est. max temperature: 29.81 C = 85.66 F Sfc-Lift cond lev (LCL): 831.84 mb = 1689.24 m = 5542.05 ft T: 16.21 C 700-500 lapse rate: 6.40 C/km ThetaE index: 24.86 C Layer 751.0- 700.0 mb Conv cond level (CCL): 810.35 mb = 1911.39 m = 6270.87 ft Mean mixing ratio: 12.73 g/kg Conv temperature: 29.99 C = 85.98 F Cap Strength: 2.29 C Lifted Index: -0.98 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.52 C Lifted Index @700 mb: 1.90 C Showalter Index: 1.86 C Risk: Showers probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 18.50 C K Index: -3.70 Risk: None Sweat Index: 143.60 Risk: None Energy Index: -1.72 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 59.68 J/kg Max Up Vert Vel: 10.92 m/s Conv Inhibition (B-): 41.67 J/kg Cap Strength: 2.29 C Lift Cond Lev (LCL): 843.23 mb = 1573.82 m = 5163.38 ft Lev Free Conv (LFC): 738.23 mb = 2693.78 m = 8837.74 ft Equ Level (EL): 698.23 mb = 3155.97 m = 10354.09 ft B at Equ Level: 2.69 J/kg Max Parcel Lev (MPL): 688.23 mb = 3274.10 m = 10741.67 ft Wind level data Storm motion: 105 at 7 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 ---------------------------------------------------------- 0 976 304 25 12 -5.1 -10.9 | 355 13 1.2 -12.6 1 925 776 15 8 -2.1 -7.7 | 336 10 4.2 -9.4 2 910 914 10 9 -1.6 -8.9 | 336 12 4.7 -10.6 3 879 1219 335 10 4.2 -9.1 | 316 15 10.5 -10.8 4 850 1506 50 4 -3.1 -2.6 | 323 5 3.2 -4.3 5 848 1524 80 3 -3.0 -0.5 | 304 4 3.3 -2.2 6 789 2134 155 8 -3.4 7.3 | 208 6 2.9 5.5 7 733 2743 155 23 -9.7 20.8 | 170 19 -3.5 19.1 8 707 3048 155 19 -8.0 17.2 | 174 16 -1.8 15.5 9 700 3135 115 12 -10.9 5.1 | 126 6 -4.6 3.3 10 681 3353 65 6 -5.4 -2.5 | 349 4 0.8 -4.3 11 608 4267 25 5 -2.1 -4.5 | 326 8 4.2 -6.3 12 564 4877 55 10 -8.2 -5.7 | 14 8 -1.9 -7.5 13 500 5840 5 6 -0.5 -6.0 | 323 10 5.7 -7.7 14 484 6096 20 2 -0.7 -1.9 | 303 7 5.6 -3.6 15 447 6706 290 10 9.4 -3.4 | 288 16 15.7 -5.1 16 429 7010 270 15 15.0 -0.0 | 275 21 21.3 -1.7 17 412 7315 310 13 10.0 -8.4 | 302 19 16.2 -10.1 18 400 7550 250 14 13.2 4.8 | 261 20 19.4 3.1 19 396 7620 265 10 10.0 0.9 | 273 16 16.2 -0.9 20 380 7925 235 14 11.5 8.0 | 250 19 17.7 6.3 21 350 8534 225 20 14.1 14.1 | 239 24 20.4 12.4 22 335 8839 250 18 16.9 6.2 | 259 24 23.2 4.4 23 322 9144 270 24 24.0 -0.0 | 273 30 30.3 -1.7 24 300 9650 255 47 45.4 12.2 | 259 53 51.7 10.4 25 296 9754 255 45 43.5 11.6 | 259 51 49.7 9.9 26 271 10363 265 51 50.8 4.4 | 267 57 57.1 2.7 27 250 10930 265 54 53.8 4.7 | 267 60 60.1 3.0 28 217 11887 275 59 58.8 -5.1 | 276 65 65.0 -6.9 29 200 12420 270 59 59.0 -0.0 | 272 65 65.3 -1.7 30 173 13346 255 62 59.9 16.0 | 258 68 66.2 14.3 31 163 13716 255 62 59.9 16.0 | 258 68 66.2 14.3 32 150 14230 250 60 56.4 20.5 | 253 65 62.7 18.8 33 120 15545 245 55 49.8 23.2 | 249 60 56.1 21.5 34 103 16459 270 19 19.0 -0.0 | 274 25 25.3 -1.7 35 100 16620 280 23 22.7 -4.0 | 281 29 28.9 -5.7 36 97 16764 280 23 22.7 -4.0 | 281 29 28.9 -5.7 37 91 17153 290 23 21.6 -7.9 | 289 29 27.9 -9.6 38 70 18660 55 17 -13.9 -9.8 | 34 14 -7.7 -11.5 39 50 20650 65 18 -16.3 -7.6 | 47 14 -10.0 -9.3 40 30 23820 80 26 -25.6 -4.5 | 72 20 -19.3 -6.2 41 20 26410 75 33 -31.9 -8.5 | 68 28 -25.6 -10.3 Wind Parameters Mean winds (0-6000m): 75.4 at 8.7 knts Storm direction: 105.4 at 6.5 knts Shear (0-3000m) pos: 3.4 neg: 1.8 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 19.4 deg Storm rel helicity (0-3000m) pos: 14.0 neg: -78.3 tot: -64.3 m^2/s^2 ave: -21.4 10^-3 m/s^2 rel: -0.47 Storm rel vorticity (0-3000m) horiz: 12.2 stream: -5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.11 Bulk Shear: 9.77 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 21 10 346 11| 0.0 4.4 4.4| 0.0 -11.3 -11.3 -22.5 -0.87| 4.4 -3.8 1000 8 10 336 12| 0.0 3.1 3.1| 7.6 -27.0 -19.4 -19.4 -0.41| 7.4 -3.1 1500 14 8 336 10| 4.0 2.1 6.1| 10.5 -31.2 -20.7 -13.8 -0.34| 9.1 -3.1 2000 33 8 347 9| 5.2 1.6 6.7| 10.6 -37.3 -26.7 -13.4 -0.37| 9.3 -3.5 2500 106 10 107 4| 4.1 2.4 6.6| 10.6 -50.4 -39.9 -15.9 -0.37| 9.5 -3.5 3000 123 11 145 5| 3.4 1.8 5.3| 14.0 -78.3 -64.3 -21.4 -0.47| 12.2 -5.7 4000 105 10 106 3| 2.6 2.0 4.6| 14.3 -83.5 -69.2 -17.3 -0.48| 9.9 -4.8 5000 87 9 53 4| 2.2 1.9 4.0| 25.9 -91.3 -65.3 -13.1 -0.40| 8.9 -3.6 6000 75 9 28 4| 1.8 1.7 3.5| 28.1-106.5 -78.4 -13.1 -0.42| 8.4 -3.5 Wrote GIF file: /home/apache/climate/data/raob//YBCV/skewt/YBCV.skewt.20251229.23.gif