UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for YBCV... Searching the city database file for: YBCV ... Date:2300Z 4 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 135 SFC 981 304 29.4 12.4 35 17.0 18.4 350 15 304.2 305.9 292.2 331.9 9.25 2 969 413 26.4 10.4 37 16.0 16.4 357 15 302.3 303.8 290.7 326.6 8.19 3 925 821 22.6 10.6 47 12.0 15.1 5 15 302.4 304.0 291.2 328.3 8.70 4 894 1116 19.6 9.6 52 10.0 13.4 342 16 302.3 303.8 290.9 327.3 8.42 5 874 1312 22.2 4.2 31 18.0 11.8 294 12 306.9 308.1 290.3 325.1 5.92 6 860 1452 21.6 3.6 31 18.0 11.3 232 6 307.7 308.8 290.4 325.5 5.77 7 850 1553 20.8 3.8 33 17.0 11.0 225 2 307.9 309.0 290.6 326.1 5.92 8 700 3188 5.8 -2.2 56 8.0 1.8 175 13 308.9 309.8 289.8 323.4 4.65 9 684 3377 4.2 -2.8 60 7.0 0.8 172 17 309.2 310.0 289.8 323.4 4.55 10 672 3521 6.2 -26.8 7 33.0 -3.6 151 13 313.0 313.1 287.1 315.2 0.63 11 668 3570 6.4 -24.6 9 31.0 -3.3 144 12 313.7 313.9 287.6 316.4 0.78 12 632 4022 4.0 -38.0 3 42.0 -5.8 150 5 316.0 316.1 287.7 316.9 0.23 13 555 5059 -5.5 -29.5 13 24.0 -11.5 213 6 316.7 316.9 288.3 318.8 0.60 14 500 5870 -10.9 -38.9 8 28.0 -16.0 260 11 319.7 319.8 289.0 320.7 0.26 15 435 6927 -17.3 -50.3 4 33.0 -21.3 263 17 324.6 324.6 290.3 325.0 0.09 16 432 6979 -17.5 -40.5 12 23.0 -21.1 264 18 325.0 325.1 290.6 326.0 0.26 17 400 7550 -22.5 -39.5 20 17.0 -25.0 260 25 325.7 325.8 290.8 326.9 0.31 18 342 8676 -33.1 -35.8 77 2.7 -33.4 256 30 326.3 326.4 291.2 328.2 0.53 19 335 8821 -34.5 -39.2 62 4.7 -35.0 255 31 326.3 326.4 291.0 327.7 0.38 20 333 8863 -34.7 -42.7 44 8.0 -35.4 255 31 326.6 326.6 291.0 327.6 0.27 21 330 8927 -34.3 -55.3 10 21.0 -35.6 253 33 328.0 328.0 291.2 328.2 0.06 22 327 8991 -34.1 -59.1 6 25.0 -35.5 251 35 329.1 329.1 291.5 329.3 0.04 23 300 9590 -37.5 -60.5 7 23.0 -38.6 235 54 332.5 332.5 292.4 332.7 0.04 24 270 10312 -41.1 -63.1 8 22.0 -41.9 225 67 337.5 337.5 293.7 337.6 0.03 25 254 10724 -44.5 -57.5 22 13.0 -45.0 222 74 338.4 338.4 294.0 338.6 0.06 26 250 10830 -45.1 -61.1 15 16.0 -45.7 225 73 339.0 339.0 294.1 339.2 0.04 27 239 11128 -47.7 -62.7 16 15.0 -48.1 218 76 339.5 339.5 294.2 339.6 0.03 28 226 11495 -49.1 -70.1 7 21.0 -49.6 225 66 342.8 342.8 295.0 342.9 0.01 29 200 12290 -51.5 -75.5 4 24.0 -51.9 245 73 351.2 351.2 296.9 351.2 0.01 30 175 13150 -54.3 -79.3 3 25.0 -54.6 250 80 360.3 360.3 298.8 360.3 0.00 31 159 13757 -58.9 -83.9 3 25.0 -59.1 255 85 362.5 362.5 299.2 362.5 0.00 32 150 14120 -61.7 -86.7 2 25.0 -61.9 255 82 363.8 363.8 299.4 363.8 0.00 33 134 14811 -67.1 -89.1 3 22.0 -67.2 267 81 366.1 366.1 299.9 366.1 0.00 34 100 16550 -74.5 -93.5 4 19.0 -74.5 255 39 383.8 383.8 302.8 383.8 0.00 35 87 17352 -77.9 -87.9 18 10.0 -77.9 295 34 392.5 392.5 304.2 392.6 0.00 36 81 17762 -76.1 -88.1 13 12.0 -76.2 275 31 404.3 404.3 305.8 404.4 0.00 37 74 18280 -78.7 -89.7 15 11.0 -78.7 250 28 409.5 409.5 306.5 409.5 0.00 38 71 18518 -74.7 -89.7 8 15.0 -74.7 239 27 422.9 422.9 308.0 422.9 0.00 39 70 18600 -75.5 -90.5 8 15.0 -75.6 235 26 422.9 422.9 308.0 422.9 0.00 40 67 18854 -75.5 -90.5 8 15.0 -75.6 212 25 428.2 428.2 308.6 428.2 0.00 41 64 19123 -69.3 -92.3 2 23.0 -69.4 188 23 447.4 447.4 310.6 447.5 0.00 42 57 19813 -70.3 -91.3 3 21.0 -70.4 128 19 460.3 460.3 311.8 460.3 0.00 43 50 20600 -65.7 -92.7 1 27.0 -66.0 60 15 488.7 488.7 314.1 488.7 0.00 44 37 22454 -59.1 -91.1 1 32.0 -59.9 72 14 549.6 549.6 318.1 549.6 0.00 45 32 23359 -60.9 -90.9 1 30.0 -61.7 77 13 568.0 568.0 319.0 568.1 0.00 46 30 23760 -60.1 -90.1 1 30.0 -61.0 80 13 580.8 580.8 319.7 580.8 0.00 47 20 26330 -53.9 -87.9 1 34.0 -56.3 25 20 671.2 671.2 323.4 671.2 0.01 48 14 28654 -47.5 -85.5 1 38.0 -52.9 765.0 765.0 326.4 765.1 0.02 49 11 30247 -47.9 -85.9 0 38.0 -53.9 818.1 818.1 327.7 818.3 0.02 TRP 87 17352 -77.9 -87.9 18 10.0 -77.9 295 34 392.5 392.5 304.2 392.6 0.00 WND 159 13757 -58.9 -83.9 3 25.0 -59.1 255 85 362.5 362.5 299.2 362.5 0.00 Sounding variables and indices 1000-500 mb thick: 5735.00 m Freezing level: 599.58 mb = 4458.83 m = 14628.54 ft Wetbulb zero: 681.87 mb = 3402.06 m = 11161.49 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 28.14 % Est. max temperature: 33.26 C = 91.86 F Sfc-Lift cond lev (LCL): 765.58 mb = 2433.85 m = 7984.98 ft T: 12.72 C 700-500 lapse rate: 6.23 C/km ThetaE index: 10.93 C Layer 700.0- 668.0 mb Conv cond level (CCL): 701.90 mb = 3165.12 m = 10384.13 ft Mean mixing ratio: 8.40 g/kg Conv temperature: 34.06 C = 93.30 F Cap Strength: 5.48 C Lifted Index: 1.47 C Risk: Showers probable Lifted Index @300 mb: 4.32 C Lifted Index @700 mb: 2.32 C Showalter Index: 2.26 C Risk: Showers probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.70 C Cross Totals Index: 14.70 C K Index: 27.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 60.60 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.83 J/kg Max Up Vert Vel: 3.69 m/s Conv Inhibition (B-): 41821.96 J/kg Cap Strength: 5.48 C Lift Cond Lev (LCL): 766.13 mb = 2427.83 m = 7965.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 252 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 ---------------------------------------------------------- 0 981 304 350 15 2.6 -14.8 | 13 17 -3.9 -16.8 1 948 610 10 15 -2.6 -14.8 | 28 19 -9.1 -16.8 2 925 821 5 15 -1.3 -14.9 | 25 19 -7.8 -17.0 3 915 914 355 15 1.3 -14.9 | 17 18 -5.2 -17.0 4 883 1219 335 17 7.2 -15.4 | 358 17 0.6 -17.5 5 853 1524 200 2 0.7 1.9 | 88 6 -5.9 -0.2 6 850 1553 225 2 1.4 1.4 | 83 5 -5.1 -0.7 7 793 2134 170 6 -1.0 5.9 | 117 8 -7.6 3.8 8 765 2438 165 10 -2.6 9.7 | 130 12 -9.1 7.6 9 738 2743 185 11 1.0 11.0 | 148 10 -5.6 8.9 10 700 3188 175 13 -1.1 13.0 | 145 13 -7.7 10.9 11 686 3353 175 17 -1.5 16.9 | 152 17 -8.0 14.9 12 660 3658 130 10 -7.7 6.4 | 107 15 -14.2 4.4 13 611 4267 165 2 -0.5 1.9 | 89 7 -7.1 -0.1 14 505 5791 260 10 9.8 1.7 | 276 3 3.3 -0.3 15 500 5870 260 11 10.8 1.9 | 272 4 4.3 -0.2 16 485 6096 260 10 9.8 1.7 | 276 3 3.3 -0.3 17 466 6401 230 14 10.7 9.0 | 211 8 4.2 6.9 18 447 6706 260 14 13.8 2.4 | 267 7 7.2 0.4 19 413 7315 270 23 23.0 -0.0 | 277 17 16.5 -2.1 20 400 7550 260 25 24.6 4.3 | 263 18 18.1 2.3 21 334 8839 255 31 29.9 8.0 | 256 24 23.4 5.9 22 300 9590 235 54 44.2 31.0 | 233 47 37.7 28.9 23 256 10668 220 74 47.6 56.7 | 217 68 41.0 54.6 24 250 10830 225 73 51.6 51.6 | 222 67 45.1 49.5 25 233 11278 215 78 44.7 63.9 | 212 73 38.2 61.8 26 223 11582 230 61 46.7 39.2 | 227 55 40.2 37.1 27 200 12290 245 73 66.2 30.9 | 244 66 59.6 28.8 28 194 12497 245 74 67.1 31.3 | 244 67 60.5 29.2 29 159 13757 255 85 82.1 22.0 | 255 78 75.6 19.9 30 152 14021 255 85 82.1 22.0 | 255 78 75.6 19.9 31 150 14120 255 82 79.2 21.2 | 255 75 72.7 19.1 32 131 14935 270 81 81.0 -0.0 | 272 74 74.5 -2.1 33 112 15850 250 66 62.0 22.6 | 250 59 55.5 20.5 34 102 16459 245 47 42.6 19.9 | 244 40 36.1 17.8 35 100 16550 255 39 37.7 10.1 | 256 32 31.1 8.0 36 96 16764 255 39 37.7 10.1 | 256 32 31.1 8.0 37 87 17352 295 34 30.8 -14.4 | 304 29 24.3 -16.4 38 70 18600 235 26 21.3 14.9 | 229 20 14.8 12.8 39 50 20600 60 15 -13.0 -7.5 | 64 22 -19.5 -9.6 40 30 23760 80 13 -12.8 -2.3 | 77 20 -19.3 -4.3 41 20 26330 25 20 -8.5 -18.1 | 37 25 -15.0 -20.2 Wind Parameters Mean winds (0-6000m): 222.4 at 9.1 knts Storm direction: 252.4 at 6.9 knts Shear (0-3000m) pos: 0.6 neg: 4.7 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 136.8 deg Storm rel helicity (0-3000m) pos: 47.8 neg: -70.8 tot: -23.0 m^2/s^2 ave: -7.7 10^-3 m/s^2 rel: -0.28 Storm rel vorticity (0-3000m) horiz: 11.0 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 68.91 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 3 15 23 19| 4.1 0.0 4.1| 23.1 -5.2 17.9 35.8 0.60| 6.4 3.9 1000 353 15 15 18| 2.1 8.1 10.1| 23.1 -65.5 -42.4 -42.4 -0.45| 13.1 -5.9 1500 351 12 19 14| 1.4 6.4 7.8| 25.3 -69.5 -44.2 -29.4 -0.54| 16.5 -8.8 2000 351 10 22 13| 1.0 5.9 6.9| 30.8 -69.5 -38.7 -19.3 -0.43| 13.8 -6.0 2500 348 10 20 13| 0.7 4.7 5.4| 43.5 -69.5 -26.0 -10.4 -0.32| 12.1 -3.9 3000 290 11 329 7| 0.6 4.7 5.3| 47.8 -70.8 -23.0 -7.7 -0.28| 11.0 -3.1 4000 156 10 124 13| 0.5 2.4 2.9| 48.4-125.9 -77.5 -19.4 -0.38| 10.9 -4.2 5000 179 9 136 10| 1.0 1.9 2.9| 57.0-125.9 -68.9 -13.8 -0.28| 9.5 -2.7 6000 222 9 175 5| 1.2 2.0 3.2| 60.2-130.6 -70.4 -11.7 -0.24| 8.9 -2.2 Wrote GIF file: /home/apache/climate/data/raob//YBCV/skewt/YBCV.skewt.20251204.23.gif