UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101511.upa.cvt Date: 1100Z 15 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 15 OCT 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 1023 5 21.4 15.4 69 6.0 17.5 65 11 292.6 294.6 289.8 323.4 10.81 1 1000 200 20.0 14.0 68 6.0 16.2 60 8 293.1 295.0 289.3 321.9 10.09 2 925 866 13.6 13.0 96 0.6 13.2 70 15 293.2 295.0 289.5 322.4 10.22 3 923 884 13.4 12.7 96 0.7 13.0 70 15 293.2 295.0 289.3 321.9 10.04 4 920 912 14.2 6.2 59 8.0 9.7 70 15 294.3 295.4 286.4 313.0 6.47 5 915 958 14.0 4.0 51 10.0 8.6 69 14 294.5 295.5 285.6 310.8 5.57 6 882 1267 13.0 -2.0 35 15.0 5.8 75 11 296.6 297.3 284.5 307.8 3.74 7 872 1363 11.8 10.0 89 1.8 10.7 105 11 296.3 297.9 289.4 322.1 8.87 8 863 1450 11.2 10.2 94 1.0 10.6 132 10 296.6 298.2 289.6 323.0 9.09 9 850 1577 12.4 8.5 77 3.9 10.1 155 7 299.1 300.6 289.8 323.3 8.22 10 843 1646 12.6 8.3 75 4.3 10.0 156 8 300.1 301.5 290.0 324.2 8.17 11 773 2369 8.4 1.4 61 7.0 4.7 161 21 303.1 304.1 288.6 319.6 5.48 12 738 2751 7.0 -26.0 7 33.0 -2.6 160 20 305.6 305.7 284.4 307.7 0.62 13 715 3011 5.8 -31.2 5 37.0 -3.8 121 15 307.0 307.1 284.7 308.4 0.39 14 700 3184 5.2 -34.8 4 40.0 -4.5 75 10 308.2 308.3 285.0 309.2 0.28 15 652 3761 2.4 -38.6 3 41.0 -6.6 130 5 311.4 311.4 286.1 312.2 0.21 16 645 3848 3.0 -40.0 2 43.0 -6.4 142 4 313.0 313.1 286.6 313.7 0.18 17 549 5133 -5.1 -43.1 3 38.0 -12.1 266 12 318.2 318.2 288.3 318.8 0.15 18 500 5860 -10.9 -36.9 10 26.0 -15.9 255 13 319.7 319.8 289.0 320.9 0.32 19 475 6251 -14.3 -42.3 7 28.0 -18.7 273 16 320.3 320.3 289.0 321.0 0.19 20 462 6461 -15.9 -29.9 29 14.0 -18.9 281 17 320.8 321.0 289.8 323.3 0.69 21 453 6609 -17.1 -40.1 12 23.0 -20.7 283 18 321.1 321.2 289.4 322.1 0.26 22 449 6675 -18.1 -31.1 31 13.0 -20.7 284 19 320.7 320.8 289.6 323.0 0.64 23 448 6692 -18.3 -30.3 34 12.0 -20.7 284 19 320.6 320.8 289.7 323.1 0.69 24 443 6775 -18.9 -32.9 28 14.0 -21.5 285 20 320.9 321.0 289.6 322.9 0.54 25 442 6792 -18.9 -39.9 14 21.0 -22.1 285 20 321.1 321.2 289.4 322.1 0.27 26 440 6826 -19.1 -33.1 28 14.0 -21.7 286 20 321.3 321.4 289.8 323.2 0.53 27 439 6843 -18.5 -19.1 95 0.6 -18.7 286 20 322.3 322.6 291.4 328.8 1.92 28 438 6860 -18.5 -19.6 91 1.1 -18.8 286 20 322.5 322.8 291.3 328.8 1.85 29 429 7014 -19.3 -23.1 72 3.8 -20.3 288 21 323.4 323.6 291.2 328.2 1.39 30 414 7277 -21.5 -22.2 94 0.7 -21.7 292 23 323.8 324.2 291.5 329.2 1.56 31 400 7530 -23.3 -25.4 83 2.1 -23.8 295 25 324.7 324.9 291.4 329.0 1.21 32 397 7585 -23.5 -27.0 73 3.5 -24.2 295 25 325.1 325.4 291.4 328.9 1.05 33 379 7921 -26.1 -28.7 79 2.6 -26.6 295 27 326.1 326.2 291.6 329.4 0.94 34 371 8075 -26.1 -29.0 77 2.9 -26.7 290 31 328.1 328.2 292.1 331.4 0.94 35 350 8493 -29.1 -32.5 72 3.4 -29.7 277 42 329.5 329.7 292.3 332.1 0.71 36 322 9081 -34.5 -35.0 95 0.5 -34.6 278 51 330.0 330.1 292.3 332.2 0.61 37 302 9524 -37.9 -39.8 82 1.9 -38.1 280 56 331.3 331.4 292.5 332.8 0.40 38 300 9570 -38.1 -41.9 67 3.8 -38.5 280 57 331.7 331.7 292.5 332.9 0.32 39 296 9663 -38.5 -45.5 48 7.0 -39.1 280 58 332.4 332.4 292.6 333.2 0.22 40 281 10021 -40.9 -50.9 33 10.0 -41.5 280 61 333.9 333.9 292.9 334.4 0.13 41 255 10678 -46.3 -53.3 45 7.0 -46.6 277 76 335.3 335.3 293.3 335.8 0.11 42 250 10810 -47.3 -55.3 39 8.0 -47.6 275 81 335.7 335.8 293.3 336.1 0.08 43 243 10997 -48.0 -57.7 32 9.7 -48.3 270 87 337.4 337.4 293.7 337.7 0.06 44 242 11024 -48.1 -58.1 31 10.0 -48.4 270 87 337.7 337.7 293.8 337.9 0.06 45 240 11079 -47.1 -72.1 4 25.0 -47.6 270 87 340.0 340.0 294.3 340.0 0.01 46 220 11651 -49.3 -73.3 4 24.0 -49.8 274 71 345.2 345.2 295.6 345.2 0.01 47 200 12270 -53.1 -76.1 4 23.0 -53.4 270 78 348.7 348.7 296.4 348.7 0.01 48 154 13900 -64.9 -78.9 13 14.0 -65.0 267 74 355.6 355.6 297.8 355.6 0.01 49 150 14060 -64.9 -80.9 9 16.0 -65.0 265 66 358.3 358.3 298.4 358.3 0.00 50 121 15362 -69.1 -84.1 10 15.0 -69.2 285 57 373.3 373.3 301.1 373.3 0.00 51 100 16510 -67.5 -86.5 5 19.0 -67.6 250 33 397.3 397.3 304.8 397.3 0.00 52 84 17553 -70.5 -87.5 6 17.0 -70.6 246 25 411.5 411.5 306.7 411.5 0.00 53 70 18640 -68.5 -89.5 3 21.0 -68.7 240 14 437.8 437.8 309.7 437.8 0.00 54 65 19087 -65.5 -89.5 2 24.0 -65.7 211 15 453.8 453.8 311.2 453.8 0.00 55 61 19471 -66.7 -89.7 3 23.0 -66.9 187 15 459.4 459.4 311.7 459.4 0.00 56 55 20103 -62.5 -89.5 1 27.0 -62.9 147 16 482.9 482.9 313.7 482.9 0.00 57 50 20690 -62.3 -89.3 2 27.0 -62.7 110 17 496.7 496.7 314.7 496.7 0.00 58 43 21623 -62.3 -90.3 1 28.0 -62.8 106 20 518.6 518.6 316.2 518.6 0.00 59 30 23880 -56.5 -88.5 1 32.0 -57.9 95 26 590.6 590.6 320.2 590.6 0.01 60 20 26480 -52.3 -87.3 1 35.0 -55.2 90 44 676.1 676.1 323.6 676.2 0.01 61 18 27163 -51.1 -87.1 1 36.0 -54.5 700.6 700.6 324.4 700.6 0.01 TRP 121 15362 -69.1 -84.1 10 15.0 -69.2 285 57 373.3 373.3 301.1 373.3 0.00 WND 243 10997 -48.0 -57.7 32 9.7 -48.3 270 87 337.4 337.4 293.7 337.7 0.06 Sounding variables and indices 1000-500 mb thick: 5660.00 m Freezing level: 609.44 mb = 4324.10 m = 14186.49 ft Wetbulb zero: 750.51 mb = 2612.08 m = 8569.72 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 32.14 % Est. max temperature: 25.15 C = 77.26 F Sfc-Lift cond lev (LCL): 936.39 mb = 761.42 m = 2498.07 ft T: 14.60 C 700-500 lapse rate: 6.02 C/km ThetaE index: 16.49 C Layer 773.0- 715.0 mb Conv cond level (CCL): 874.97 mb = 1334.51 m = 4378.26 ft Mean mixing ratio: 10.22 g/kg Conv temperature: 25.20 C = 77.36 F Cap Strength: 5.38 C Lifted Index: 4.26 C Risk: None Lifted Index @300 mb: 7.23 C Lifted Index @700 mb: 3.83 C Showalter Index: 3.73 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.40 C K Index: -8.20 Risk: None Sweat Index: 129.00 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.47 J/kg Max Up Vert Vel: 1.71 m/s Conv Inhibition (B-): 42384.19 J/kg Cap Strength: 5.32 C Lift Cond Lev (LCL): 918.25 mb = 927.75 m = 3043.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 181 at 9 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 1023 5 65 11 -10.0 -4.6 | 37 17 -10.1 -13.4 1 1000 200 60 8 -6.9 -4.0 | 29 15 -7.1 -12.7 2 988 305 90 13 -13.0 0.0 | 56 16 -13.2 -8.7 3 953 610 75 13 -12.6 -3.4 | 46 18 -12.7 -12.1 4 925 866 70 15 -14.1 -5.1 | 46 20 -14.2 -13.9 5 920 914 70 15 -14.1 -5.1 | 46 20 -14.2 -13.9 6 887 1219 60 11 -9.5 -5.5 | 34 17 -9.7 -14.2 7 855 1524 155 10 -4.2 9.1 | 94 4 -4.4 0.3 8 850 1577 155 7 -3.0 6.3 | 52 4 -3.1 -2.4 9 825 1829 160 11 -3.8 10.3 | 112 4 -3.9 1.6 10 795 2134 165 15 -3.9 14.5 | 145 7 -4.0 5.7 11 766 2438 160 23 -7.9 21.6 | 148 15 -8.0 12.9 12 738 2743 160 20 -6.8 18.8 | 145 12 -7.0 10.1 13 712 3048 115 14 -12.7 5.9 | 78 13 -12.8 -2.8 14 700 3184 75 10 -9.7 -2.6 | 41 15 -9.8 -11.3 15 685 3353 75 10 -9.7 -2.6 | 41 15 -9.8 -11.3 16 635 3962 160 3 -1.0 2.8 | 11 6 -1.2 -5.9 17 611 4267 255 5 4.8 1.3 | 328 9 4.7 -7.4 18 588 4572 250 10 9.4 3.4 | 300 11 9.2 -5.3 19 566 4877 270 12 12.0 -0.0 | 306 15 11.8 -8.7 20 545 5182 265 12 12.0 1.0 | 303 14 11.8 -7.7 21 524 5486 275 11 11.0 -1.0 | 312 15 10.8 -9.7 22 504 5791 250 12 11.3 4.1 | 293 12 11.1 -4.6 23 500 5860 255 13 12.6 3.4 | 293 14 12.4 -5.4 24 465 6401 280 17 16.7 -3.0 | 305 20 16.6 -11.7 25 400 7530 295 25 22.7 -10.6 | 311 30 22.5 -19.3 26 378 7925 295 27 24.5 -11.4 | 310 32 24.3 -20.2 27 347 8534 275 44 43.8 -3.8 | 286 45 43.7 -12.6 28 300 9570 280 57 56.1 -9.9 | 288 59 56.0 -18.6 29 267 10363 280 65 64.0 -11.3 | 287 67 63.9 -20.0 30 250 10810 275 81 80.7 -7.1 | 281 82 80.5 -15.8 31 243 10997 270 87 87.0 -0.0 | 276 87 86.8 -8.7 32 233 11278 270 87 87.0 -0.0 | 276 87 86.8 -8.7 33 202 12192 280 48 47.3 -8.3 | 290 50 47.1 -17.1 34 200 12270 270 78 78.0 -0.0 | 276 78 77.8 -8.7 35 175 13106 280 82 80.8 -14.2 | 286 84 80.6 -23.0 36 159 13716 270 83 83.0 -0.0 | 276 83 82.8 -8.7 37 150 14060 265 66 65.7 5.8 | 273 66 65.6 -3.0 38 137 14630 260 57 56.1 9.9 | 269 56 56.0 1.2 39 121 15362 285 57 55.1 -14.8 | 293 60 54.9 -23.5 40 112 15850 280 61 60.1 -10.6 | 288 63 59.9 -19.3 41 106 16154 285 50 48.3 -12.9 | 294 53 48.1 -21.7 42 100 16510 250 33 31.0 11.3 | 265 31 30.9 2.5 43 96 16764 250 33 31.0 11.3 | 265 31 30.9 2.5 44 70 18640 240 14 12.1 7.0 | 278 12 12.0 -1.7 45 50 20690 110 17 -16.0 5.8 | 80 16 -16.1 -2.9 46 30 23880 95 26 -25.9 2.3 | 76 27 -26.1 -6.5 47 20 26480 90 44 -44.0 0.0 | 79 45 -44.2 -8.7 Wind Parameters Mean winds (0-6000m): 151.0 at 11.7 knts Storm direction: 181.0 at 8.7 knts Shear (0-3000m) pos: 3.7 neg: 2.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 48.4 deg Storm rel helicity (0-3000m) pos: 69.8 neg: -85.8 tot: -16.0 m^2/s^2 ave: -5.3 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 11.9 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 25.20 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 76 11 44 16| 3.8 0.0 3.8| 27.0 -16.1 10.9 21.9 0.26| 12.5 3.3 1000 74 13 45 17| 1.9 1.6 3.5| 27.0 -27.8 -0.8 -0.8 0.05| 8.7 0.4 1500 76 12 46 17| 5.9 1.1 7.0| 60.7 -39.5 21.2 14.1 0.25| 12.5 3.1 2000 92 12 55 14| 5.5 0.8 6.3| 66.6 -42.1 24.4 12.2 0.27| 11.6 3.1 2500 114 13 74 12| 4.4 1.3 5.7| 69.8 -42.7 27.0 10.8 0.25| 11.2 2.8 3000 125 14 87 12| 3.7 2.0 5.7| 69.8 -85.8 -16.0 -5.3 0.00| 11.9 0.1 4000 119 12 76 11| 3.4 2.0 5.4| 74.9-132.8 -57.9 -14.5 -0.15| 12.0 -1.8 5000 129 12 81 9| 3.4 1.6 5.0| 79.4-151.1 -71.8 -14.4 -0.19| 11.2 -2.2 6000 151 12 104 6| 2.7 1.1 3.8| 89.0-167.1 -78.1 -13.0 -0.19| 10.2 -2.0 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251015.11.gif