UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120411.upa.cvt Date: 1100Z 4 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 4 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 1020 5 20.8 14.8 69 6.0 17.0 45 7 292.3 294.1 289.3 321.9 10.43 1 1016 39 22.6 14.6 61 8.0 17.4 42 7 294.4 296.3 290.0 324.0 10.33 2 1000 174 21.4 13.4 60 8.0 16.3 30 6 294.5 296.3 289.5 322.4 9.70 3 925 844 15.2 12.9 86 2.3 13.8 45 6 294.9 296.7 290.0 324.0 10.16 4 918 908 14.6 12.0 84 2.6 13.0 50 6 294.9 296.6 289.5 322.6 9.64 5 903 1048 15.4 -0.6 33 16.0 7.4 65 4 297.1 297.8 285.0 309.2 4.05 6 895 1123 14.8 8.8 67 6.0 11.3 74 3 297.2 298.7 288.9 320.5 7.96 7 887 1199 14.6 5.6 55 9.0 9.6 83 2 297.8 299.0 287.6 316.7 6.44 8 881 1256 14.4 9.5 72 4.9 11.4 89 3 298.2 299.7 289.6 323.0 8.49 9 872 1343 14.8 8.8 67 6.0 11.2 99 7 299.5 300.9 289.8 323.5 8.17 10 869 1373 15.6 2.6 42 13.0 8.6 103 8 300.6 301.6 287.6 316.5 5.31 11 861 1451 15.8 -1.2 31 17.0 7.2 112 11 301.6 302.3 286.7 313.9 4.07 12 850 1560 15.0 -2.0 31 17.0 6.6 115 12 301.9 302.6 286.6 313.7 3.88 13 829 1771 13.0 5.0 58 8.0 8.5 142 12 301.9 303.1 289.3 321.7 6.61 14 809 1975 12.2 -8.8 22 21.0 3.1 155 12 303.2 303.6 285.6 310.8 2.43 15 773 2354 9.2 3.2 66 6.0 5.9 160 18 303.9 305.1 289.6 322.8 6.24 16 758 2516 8.0 0.0 57 8.0 3.9 166 19 304.3 305.3 288.6 319.7 5.05 17 712 3031 6.0 -25.0 9 31.0 -3.3 175 9 307.6 307.8 285.3 310.0 0.71 18 706 3100 5.6 -21.4 12 27.0 -3.1 172 8 307.9 308.1 285.8 311.2 0.98 19 700 3170 6.6 -21.4 11 28.0 -2.6 170 6 309.8 310.0 286.4 313.1 0.99 20 665 3587 3.2 -21.8 14 25.0 -4.7 146 5 310.6 310.7 286.7 313.9 1.00 21 654 3722 4.0 -39.0 3 43.0 -5.7 165 7 312.9 313.0 286.6 313.7 0.20 22 615 4218 2.0 -38.0 3 40.0 -7.1 212 14 316.2 316.2 287.8 317.1 0.23 23 506 5758 -8.5 -42.5 5 34.0 -14.5 222 25 321.6 321.6 289.5 322.3 0.18 24 500 5850 -9.3 -42.3 5 33.0 -15.1 225 27 321.7 321.7 289.5 322.4 0.18 25 415 7259 -21.1 -47.1 8 26.0 -24.2 236 27 324.1 324.2 290.2 324.6 0.13 26 400 7530 -23.5 -40.5 19 17.0 -25.8 235 27 324.4 324.5 290.4 325.5 0.28 27 374 8018 -27.5 -35.5 46 8.0 -28.7 240 30 325.4 325.5 290.9 327.3 0.50 28 358 8332 -30.3 -41.3 33 11.0 -31.5 243 32 325.8 325.8 290.8 326.9 0.29 29 354 8412 -30.5 -52.5 10 22.0 -32.2 244 32 326.6 326.6 290.8 326.9 0.08 30 329 8929 -34.1 -59.1 6 25.0 -35.5 235 39 328.5 328.5 291.3 328.7 0.04 31 307 9411 -37.5 -51.5 22 14.0 -38.4 221 47 330.3 330.4 291.9 330.8 0.11 32 300 9570 -38.5 -57.5 12 19.0 -39.5 230 45 331.1 331.1 292.1 331.3 0.05 33 273 10210 -43.5 -64.5 8 21.0 -44.2 250 43 332.9 332.9 292.5 333.0 0.02 34 256 10641 -44.3 -68.3 5 24.0 -45.0 261 50 337.9 337.9 293.8 338.0 0.02 35 250 10800 -44.5 -69.5 5 25.0 -45.2 265 55 339.9 339.9 294.3 340.0 0.01 36 205 12118 -47.9 -74.9 3 27.0 -48.5 271 78 354.4 354.4 297.6 354.4 0.01 37 200 12280 -48.7 -75.7 3 27.0 -49.3 270 82 355.7 355.7 297.8 355.7 0.01 38 191 12579 -50.1 -77.3 3 27.2 -50.6 270 87 358.1 358.1 298.3 358.1 0.01 39 150 14120 -57.7 -85.7 2 28.0 -58.0 260 56 370.7 370.7 300.7 370.7 0.00 40 148 14204 -57.9 -85.9 2 28.0 -58.2 261 56 371.7 371.7 300.9 371.8 0.00 41 100 16570 -74.7 -87.7 12 13.0 -74.7 265 46 383.4 383.4 302.8 383.4 0.00 42 78 18014 -77.3 -88.3 16 11.0 -77.3 298 23 406.2 406.2 306.0 406.3 0.00 43 70 18640 -76.1 -89.1 11 13.0 -76.2 315 12 421.6 421.6 307.9 421.6 0.00 44 56 19957 -67.1 -90.1 2 23.0 -67.3 58 11 469.9 469.9 312.6 469.9 0.00 45 50 20640 -67.5 -90.5 2 23.0 -67.7 110 11 484.4 484.4 313.8 484.4 0.00 46 45 21279 -63.1 -89.1 2 26.0 -63.6 114 11 509.9 509.9 315.7 509.9 0.00 47 30 23800 -57.3 -87.3 1 30.0 -58.5 130 11 588.4 588.4 320.0 588.5 0.01 48 23 25491 -54.5 -84.5 1 30.0 -56.6 643.1 643.1 322.4 643.2 0.01 49 21 26073 -54.9 -84.9 1 30.0 -57.1 658.9 658.9 323.0 659.0 0.01 TRP 100 16570 -74.7 -87.7 12 13.0 -74.7 265 46 383.4 383.4 302.8 383.4 0.00 WND 191 12579 -50.1 -77.3 3 27.2 -50.6 270 87 358.1 358.1 298.3 358.1 0.01 Sounding variables and indices 1000-500 mb thick: 5676.00 m Freezing level: 594.24 mb = 4511.47 m = 14801.24 ft Wetbulb zero: 732.99 mb = 2792.14 m = 9160.45 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 29.38 % Est. max temperature: 28.76 C = 83.77 F Sfc-Lift cond lev (LCL): 933.51 mb = 765.29 m = 2510.77 ft T: 15.93 C 700-500 lapse rate: 5.93 C/km ThetaE index: 14.86 C Layer 918.0- 895.0 mb Conv cond level (CCL): 783.69 mb = 2240.13 m = 7349.42 ft Mean mixing ratio: 9.96 g/kg Conv temperature: 32.28 C = 90.11 F Cap Strength: 6.20 C Lifted Index: 5.33 C Risk: None Lifted Index @300 mb: 6.19 C Lifted Index @700 mb: 4.82 C Showalter Index: 10.72 C Risk: None Total Totals Index: 31.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 7.30 C K Index: -5.70 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.07 J/kg Max Up Vert Vel: 2.04 m/s Conv Inhibition (B-): 35715.22 J/kg Cap Strength: 6.20 C Lift Cond Lev (LCL): 893.02 mb = 1141.95 m = 3746.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 228 at 10 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 1020 5 45 7 -4.9 -4.9 | 47 17 -12.3 -11.6 1 1000 174 30 6 -3.0 -5.2 | 41 16 -10.4 -11.9 2 985 305 40 11 -7.1 -8.4 | 44 21 -14.4 -15.1 3 951 610 10 13 -2.3 -12.8 | 26 22 -9.6 -19.5 4 925 844 45 6 -4.2 -4.2 | 47 16 -11.6 -10.9 5 917 914 50 6 -4.6 -3.9 | 49 16 -12.0 -10.5 6 885 1219 85 2 -2.0 -0.2 | 54 12 -9.3 -6.9 7 854 1524 120 14 -12.1 7.0 | 91 19 -19.5 0.3 8 850 1560 115 12 -10.9 5.1 | 85 18 -18.2 -1.6 9 823 1829 150 12 -6.0 10.4 | 106 14 -13.4 3.7 10 793 2134 160 12 -4.1 11.3 | 112 12 -11.5 4.6 11 765 2438 160 20 -6.8 18.8 | 130 19 -14.2 12.1 12 737 2743 185 16 1.4 15.9 | 147 11 -6.0 9.3 13 700 3170 170 6 -1.0 5.9 | 85 8 -8.4 -0.8 14 684 3353 115 2 -1.8 0.8 | 58 11 -9.2 -5.8 15 634 3962 200 10 3.4 9.4 | 125 5 -3.9 2.7 16 610 4267 215 15 8.6 12.3 | 193 6 1.2 5.6 17 565 4877 230 19 14.6 12.2 | 232 9 7.2 5.5 18 544 5182 215 20 11.5 16.4 | 203 11 4.1 9.7 19 523 5486 235 24 19.7 13.8 | 240 14 12.3 7.1 20 504 5791 220 25 16.1 19.2 | 215 15 8.7 12.5 21 500 5850 225 27 19.1 19.1 | 223 17 11.7 12.4 22 465 6401 240 26 22.5 13.0 | 247 16 15.2 6.3 23 400 7530 235 27 22.1 15.5 | 239 17 14.8 8.8 24 347 8534 245 33 29.9 13.9 | 252 24 22.6 7.3 25 305 9449 220 48 30.9 36.8 | 218 38 23.5 30.1 26 300 9570 230 45 34.5 28.9 | 231 35 27.1 22.2 27 267 10363 255 42 40.6 10.9 | 263 33 33.2 4.2 28 250 10800 265 55 54.8 4.8 | 272 47 47.4 -1.9 29 233 11278 275 60 59.8 -5.2 | 283 54 52.4 -11.9 30 200 12280 270 82 82.0 -0.0 | 275 75 74.6 -6.7 31 191 12579 270 87 87.0 -0.0 | 275 80 79.6 -6.7 32 184 12802 270 87 87.0 -0.0 | 275 80 79.6 -6.7 33 152 14021 255 64 61.8 16.6 | 260 55 54.5 9.9 34 150 14120 260 56 55.1 9.7 | 266 48 47.8 3.0 35 131 14935 275 52 51.8 -4.5 | 284 46 44.4 -11.2 36 113 15850 260 50 49.2 8.7 | 267 42 41.9 2.0 37 107 16154 275 39 38.9 -3.4 | 288 33 31.5 -10.1 38 100 16570 265 46 45.8 4.0 | 274 39 38.5 -2.7 39 97 16764 265 45 44.8 3.9 | 274 38 37.5 -2.8 40 70 18640 315 12 8.5 -8.5 | 356 15 1.1 -15.2 41 50 20640 110 11 -10.3 3.8 | 81 18 -17.7 -2.9 42 30 23800 130 11 -8.4 7.1 | 91 16 -15.8 0.4 Wind Parameters Mean winds (0-6000m): 197.7 at 13.3 knts Storm direction: 227.7 at 9.9 knts Shear (0-3000m) pos: 3.7 neg: 1.1 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 64.7 deg Storm rel helicity (0-3000m) pos: 145.2 neg: -57.9 tot: 87.3 m^2/s^2 ave: 29.1 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 11.9 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 64.77 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 33 9 41 19| 0.0 6.8 6.8| 3.9 -30.1 -26.2 -52.4 -0.48| 10.6 -5.0 1000 29 9 39 19| 4.7 3.4 8.1| 44.0 -43.0 1.0 1.0 0.04| 12.1 0.5 1500 44 8 46 18| 6.6 2.3 8.9| 85.1 -43.0 42.1 28.0 0.28| 13.2 3.8 2000 77 9 62 18| 5.8 1.7 7.5|108.0 -43.4 64.6 32.3 0.35| 12.1 4.2 2500 110 10 80 17| 6.2 1.4 7.6|134.6 -43.4 91.2 36.5 0.41| 11.7 4.8 3000 132 11 93 16| 3.7 1.1 4.9|145.2 -57.9 87.3 29.1 0.29| 11.9 3.5 4000 144 10 95 13| 3.9 1.8 5.6|167.4 -77.4 90.1 22.5 0.25| 11.6 2.8 5000 176 11 119 9| 3.9 1.4 5.3|182.2 -81.4 100.8 20.2 0.29| 10.6 3.1 6000 198 13 151 7| 3.6 0.9 4.4|220.7-108.8 112.0 18.7 0.27| 10.6 2.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251204.11.gif