UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120123.upa.cvt Date: 2300Z 1 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 1 DEC 25 Station: YBBN WMO ident: 94578 Latitude: -27.38 Longitude: 153.10 Elevation: 5.00 ------------------------------------------------------------------------------- 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 1009 5 24.4 8.4 36 16.0 14.9 260 9 296.8 298.0 287.7 316.9 6.86 1 1008 14 22.2 6.2 35 16.0 13.1 260 9 294.7 295.7 286.0 311.9 5.90 2 1000 82 21.6 4.6 33 17.0 12.3 260 13 294.8 295.7 285.4 310.3 5.32 3 998 99 21.6 5.6 35 16.0 12.7 258 13 294.9 295.9 285.9 311.6 5.71 4 966 380 18.6 4.6 40 14.0 11.0 234 20 294.7 295.6 285.6 310.7 5.50 5 925 750 15.0 3.0 44 12.0 8.7 215 21 294.6 295.6 285.2 309.7 5.13 6 921 787 14.6 2.6 44 12.0 8.3 214 21 294.6 295.5 285.0 309.3 5.01 7 866 1303 11.0 -5.0 32 16.0 3.9 217 36 296.1 296.6 283.5 305.2 3.04 8 860 1361 10.8 -8.2 25 19.0 2.9 218 38 296.5 296.9 282.9 303.7 2.39 9 850 1459 12.0 -21.0 8 33.0 1.3 220 41 298.7 298.9 282.0 301.4 0.84 10 848 1479 12.4 -26.6 5 39.0 0.9 220 41 299.3 299.4 281.8 301.0 0.51 11 801 1954 11.2 -33.8 3 45.0 -0.4 230 40 303.0 303.0 283.0 303.9 0.27 12 720 2832 5.0 -35.0 4 40.0 -4.4 265 44 305.5 305.6 284.0 306.5 0.27 13 700 3061 4.6 -43.4 2 48.0 -5.1 275 46 307.6 307.6 284.5 308.0 0.12 14 668 3440 3.4 273 43 310.4 15 659 3550 4.2 265 45 312.5 16 638 3812 3.2 -34.8 4 38.0 -6.1 260 48 314.3 314.3 287.2 315.4 0.31 17 556 4907 -5.5 -22.5 25 17.0 -10.5 275 62 316.6 316.8 288.9 320.4 1.13 18 541 5120 -7.3 -27.3 19 20.0 -12.4 275 63 316.9 317.1 288.6 319.5 0.75 19 524 5368 -8.1 -44.1 4 36.0 -14.2 275 64 318.9 318.9 288.5 319.4 0.15 20 500 5730 -10.3 -44.3 4 34.0 -15.8 275 66 320.5 320.5 289.0 321.0 0.15 21 441 6686 -16.5 -51.5 3 35.0 -20.7 275 71 324.4 324.4 290.2 324.7 0.08 22 400 7410 -23.1 -54.1 4 31.0 -26.0 275 75 325.0 325.0 290.3 325.2 0.06 23 306 9314 -38.1 -61.1 7 23.0 -39.1 280 82 329.8 329.8 291.7 329.9 0.03 24 300 9450 -38.9 -59.9 9 21.0 -39.8 280 83 330.5 330.5 291.9 330.7 0.04 25 264 10322 -43.7 -66.7 6 23.0 -44.4 284 94 335.8 335.8 293.3 335.9 0.02 26 252 10636 -42.9 -70.9 3 28.0 -43.7 285 99 341.5 341.5 294.7 341.6 0.01 27 250 10690 -43.1 -71.1 3 28.0 -43.9 285 114 342.0 342.0 294.8 342.0 0.01 28 215 11697 -49.0 -73.7 4 24.6 -49.6 290 140 347.8 347.8 296.1 347.9 0.01 29 200 12170 -51.9 -74.9 5 23.0 -52.3 290 137 350.6 350.6 296.8 350.6 0.01 30 175 13023 -57.3 -78.3 5 21.0 -57.5 288 126 355.3 355.3 297.8 355.4 0.00 31 150 13990 -60.3 -82.3 4 22.0 -60.5 285 114 366.2 366.2 299.9 366.2 0.00 32 128 14970 -63.7 -84.7 4 21.0 -63.8 276 88 377.1 377.1 301.8 377.1 0.00 33 121 15315 -62.9 -85.9 3 23.0 -63.1 285 71 384.6 384.6 303.0 384.7 0.00 34 100 16470 -69.5 -87.5 6 18.0 -69.6 295 51 393.4 393.4 304.3 393.5 0.00 35 86 17358 -75.1 -88.1 11 13.0 -75.2 280 49 399.5 399.5 305.2 399.5 0.00 36 75 18157 -72.3 -89.3 6 17.0 -72.4 300 24 421.3 421.3 307.9 421.3 0.00 37 71 18484 -66.7 -88.7 3 22.0 -66.9 308 14 439.9 439.9 309.8 439.9 0.00 38 70 18570 -67.3 -89.3 3 22.0 -67.5 310 11 440.4 440.4 309.9 440.4 0.00 39 63 19203 -70.1 -90.1 4 20.0 -70.2 343 14 447.7 447.7 310.6 447.7 0.00 40 61 19397 -66.7 -89.7 3 23.0 -66.9 353 15 459.4 459.4 311.7 459.4 0.00 41 59 19599 -68.3 -89.3 3 21.0 -68.5 3 16 460.2 460.2 311.8 460.2 0.00 42 51 20488 -62.7 -88.7 2 26.0 -63.1 49 20 492.9 492.9 314.4 492.9 0.00 43 50 20610 -63.9 -88.9 2 25.0 -64.3 55 21 492.9 492.9 314.4 492.9 0.00 44 47 20987 -65.3 -89.3 2 24.0 -65.6 61 20 498.3 498.3 314.8 498.4 0.00 45 34 22996 -56.3 -85.3 1 29.0 -57.5 93 12 570.4 570.4 319.2 570.4 0.01 46 30 23790 -55.9 -84.9 1 29.0 -57.3 105 9 592.2 592.3 320.3 592.3 0.01 47 26 24700 -54.9 -84.9 1 30.0 -56.7 84 10 619.8 619.8 321.5 619.9 0.01 48 24 25207 -57.5 -85.5 2 28.0 -59.0 72 11 626.6 626.6 321.7 626.7 0.01 49 20 26370 -52.3 -83.3 1 31.0 -55.1 45 13 676.1 676.1 323.6 676.2 0.02 50 19 26702 -52.3 -83.3 1 31.0 -55.2 686.1 686.1 324.0 686.2 0.02 TRP 86 17358 -75.1 -88.1 11 13.0 -75.2 280 49 399.5 399.5 305.2 399.5 0.00 WND 215 11697 -49.0 -73.7 4 24.6 -49.6 290 140 347.8 347.8 296.1 347.9 0.01 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 607.84 mb = 4214.83 m = 13828.01 ft Wetbulb zero: 816.66 mb = 1792.75 m = 5881.66 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 16.62 % Est. max temperature: 24.30 C = 75.74 F Sfc-Lift cond lev (LCL): 796.80 mb = 1997.51 m = 6553.44 ft T: 10.89 C 700-500 lapse rate: 5.58 C/km ThetaE index: 10.55 C Layer 966.0- 801.0 mb Conv cond level (CCL): 579.86 mb = 4572.39 m = 15001.08 ft Mean mixing ratio: 5.36 g/kg Conv temperature: 43.56 C = 110.41 F Cap Strength: 11.79 C Lifted Index: 11.77 C Risk: None Lifted Index @300 mb: 14.52 C Lifted Index @700 mb: 8.51 C Showalter Index: 17.66 C Risk: None Total Totals Index: 11.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: -10.70 C K Index: -46.70 Risk: None Sweat Index: 275.39 Risk: None Energy Index: 4.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.06 J/kg Max Up Vert Vel: 1.46 m/s Conv Inhibition (B-): 37173.58 J/kg Cap Strength: 11.80 C Lift Cond Lev (LCL): 778.22 mb = 2191.68 m = 7190.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 33 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 1009 5 260 9 8.9 1.6 | 120 26 -22.5 12.9 1 1000 82 260 13 12.8 2.3 | 126 23 -18.6 13.6 2 974 305 240 19 16.5 9.5 | 144 26 -14.9 20.9 3 940 610 215 22 12.6 18.0 | 147 35 -18.7 29.4 4 925 750 215 21 12.0 17.2 | 146 34 -19.3 28.6 5 907 914 210 23 11.5 19.9 | 148 37 -19.9 31.3 6 850 1459 220 41 26.4 31.4 | 173 43 -5.0 42.8 7 843 1524 220 42 27.0 32.2 | 174 44 -4.4 43.6 8 783 2134 235 39 31.9 22.4 | 181 34 0.6 33.8 9 701 3048 275 46 45.8 -4.0 | 243 16 14.5 7.4 10 700 3061 275 46 45.8 -4.0 | 243 16 14.5 7.4 11 675 3353 280 41 40.4 -7.1 | 245 10 9.0 4.3 12 649 3658 255 47 45.4 12.2 | 211 27 14.0 23.5 13 601 4267 275 51 50.8 -4.4 | 250 21 19.4 6.9 14 557 4877 275 62 61.8 -5.4 | 259 31 30.4 6.0 15 500 5730 275 66 65.7 -5.8 | 261 35 34.4 5.6 16 400 7410 275 75 74.7 -6.5 | 264 44 43.4 4.8 17 300 9449 280 83 81.7 -14.4 | 273 50 50.4 -3.0 18 300 9450 280 83 81.7 -14.4 | 273 50 50.4 -3.0 19 251 10668 285 99 95.6 -25.6 | 282 66 64.3 -14.2 20 250 10690 285 114 110.1 -29.5 | 283 81 78.8 -18.1 21 229 11278 290 133 125.0 -45.5 | 290 100 93.6 -34.1 22 215 11697 290 140 131.6 -47.9 | 290 107 100.2 -36.5 23 209 11887 290 140 131.6 -47.9 | 290 107 100.2 -36.5 24 200 12170 290 137 128.7 -46.9 | 290 104 97.4 -35.5 25 150 13990 285 114 110.1 -29.5 | 283 81 78.8 -18.1 26 149 14021 290 125 117.5 -42.8 | 290 92 86.1 -31.4 27 129 14935 275 89 88.7 -7.8 | 266 57 57.3 3.6 28 122 15240 285 72 69.5 -18.6 | 281 39 38.2 -7.3 29 100 16459 290 49 46.0 -16.8 | 290 16 14.7 -5.4 30 100 16470 295 51 46.2 -21.6 | 304 18 14.9 -10.2 31 95 16764 295 51 46.2 -21.6 | 304 18 14.9 -10.2 32 86 17358 280 49 48.3 -8.5 | 260 17 16.9 2.9 33 70 18570 310 11 8.4 -7.1 | 101 23 -22.9 4.3 34 50 20610 55 21 -17.2 -12.0 | 89 49 -48.6 -0.7 35 30 23790 105 9 -8.7 2.3 | 109 42 -40.1 13.7 36 20 26370 45 13 -9.2 -9.2 | 93 41 -40.6 2.2 Wind Parameters Mean winds (0-6000m): 260.0 at 44.5 knts Storm direction: 290.0 at 33.4 knts Shear (0-3000m) pos: 6.9 neg: 3.6 tot: 10.5 10-3/s Storm rel Dir Shear (0-3000m): 118.1 deg Storm rel helicity (0-3000m) pos: 478.3 neg: -6.0 tot: 472.3 m^2/s^2 ave: 157.4 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 14.4 stream: 10.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 111.55 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 ------------------------------------------------------------------------------- 500 241 17 140 26| 0.0 15.2 15.2| 76.6 0.0 76.6 153.3 0.65| 18.6 12.2 1000 225 20 145 31| 0.0 10.9 10.9|112.8 -6.0 106.8 106.8 0.54| 14.2 7.6 1500 222 24 153 33| 5.6 7.2 12.9|277.9 -6.0 271.9 181.3 0.69| 15.1 10.4 2000 223 29 160 34| 4.5 5.4 10.0|320.1 -6.0 314.0 157.0 0.65| 13.6 8.8 2500 228 31 165 33| 5.6 4.3 10.0|399.2 -6.0 393.2 157.3 0.66| 13.7 9.1 3000 235 33 172 30| 6.9 3.6 10.5|478.3 -6.0 472.3 157.4 0.70| 14.4 10.0 4000 246 36 184 26| 5.2 3.5 8.7|535.6 -47.1 488.5 122.1 0.50| 15.1 7.6 5000 255 40 199 23| 5.1 3.1 8.2|604.5 -47.1 557.4 111.5 0.51| 14.0 7.2 6000 260 44 213 23| 4.3 2.8 7.1|615.6 -47.1 568.5 94.8 0.51| 12.1 6.1 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251201.23.gif