UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011811.upa.cvt Date: 1100Z 18 JAN 26 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 18 JAN 26 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 1006 5 24.0 20.5 81 3.5 21.5 160 9 296.6 299.4 294.5 340.7 15.26 1 1000 59 23.6 19.7 79 3.9 20.9 160 8 296.8 299.4 294.0 338.9 14.60 2 925 737 18.8 17.7 93 1.1 18.1 135 23 298.5 301.1 294.1 339.0 13.91 3 899 982 16.8 16.8 100 0.0 16.8 134 21 298.9 301.4 293.9 338.3 13.51 4 850 1459 14.6 13.9 96 0.7 14.1 125 19 301.4 303.6 293.4 336.3 11.83 5 814 1824 12.2 11.8 97 0.4 12.0 125 13 302.6 304.6 292.9 334.5 10.75 6 806 1907 13.0 9.9 81 3.1 11.1 131 13 304.4 306.1 292.5 332.9 9.55 7 784 2140 12.8 5.8 62 7.0 8.7 150 15 306.6 307.9 291.5 329.0 7.39 8 753 2479 12.4 4.4 58 8.0 7.8 164 14 309.7 311.0 292.0 331.2 6.98 9 752 2490 12.4 5.4 62 7.0 8.3 164 14 309.8 311.2 292.5 332.9 7.50 10 717 2889 9.6 3.6 66 6.0 6.2 160 13 311.0 312.3 292.4 332.4 6.93 11 708 2994 9.4 -1.6 46 11.0 3.7 160 13 311.9 312.8 290.9 327.0 4.81 12 700 3088 8.2 3.2 71 5.0 5.4 170 13 311.6 312.9 292.5 333.0 6.90 13 688 3231 6.8 3.0 77 3.8 4.6 180 13 311.6 312.9 292.5 333.0 6.92 14 657 3609 5.0 -4.0 52 9.0 0.6 206 14 313.7 314.5 291.0 327.4 4.33 15 588 4507 -0.9 -4.2 78 3.3 -2.5 236 19 316.9 317.8 292.3 332.2 4.77 16 567 4798 -1.9 -20.9 22 19.0 -8.1 226 25 319.0 319.3 289.8 323.4 1.27 17 562 4869 -2.5 -12.5 46 10.0 -6.5 222 26 319.1 319.6 291.1 327.8 2.60 18 548 5069 -3.5 -18.5 30 15.0 -8.7 240 25 320.3 320.6 290.5 325.8 1.62 19 544 5127 -3.5 -6.1 82 2.6 -4.7 247 25 320.9 321.8 293.2 335.5 4.46 20 505 5712 -7.9 -7.9 100 0.0 -7.9 261 34 322.5 323.3 293.4 336.2 4.18 21 500 5790 -5.3 -7.1 87 1.8 -6.1 265 34 326.6 327.5 294.7 341.5 4.49 22 493 5900 -6.5 -12.5 62 6.0 -8.9 267 33 326.4 327.0 293.4 336.5 2.97 23 490 5948 -5.9 -12.9 58 7.0 -8.8 266 33 327.7 328.3 293.7 337.6 2.89 24 487 5996 -5.3 -8.8 76 3.5 -6.9 264 33 329.0 329.9 295.0 342.7 4.04 25 483 6061 -4.5 -16.5 39 12.0 -9.1 262 33 330.8 331.2 293.9 338.4 2.18 26 475 6193 -4.7 -25.7 18 21.0 -11.1 259 32 332.1 332.3 293.3 335.8 0.99 27 468 6309 -5.5 -33.5 9 28.0 -12.5 255 32 332.6 332.7 292.9 334.4 0.48 28 443 6737 -8.7 -41.7 5 33.0 -15.2 243 31 333.8 333.8 293.0 334.7 0.22 29 400 7520 -14.3 -45.3 5 31.0 -19.3 250 37 336.4 336.4 293.6 337.1 0.17 30 389 7730 -15.5 -48.5 4 33.0 -20.4 250 41 337.5 337.5 293.8 338.0 0.12 31 381 7887 -14.3 -52.3 2 38.0 -19.7 250 44 341.1 341.1 294.7 341.4 0.08 32 328 9002 -21.7 -60.7 2 39.0 -25.5 270 44 345.9 345.9 295.7 346.0 0.03 33 300 9650 -27.1 -50.1 9 23.0 -29.6 270 48 347.2 347.2 296.1 347.7 0.13 34 295 9771 -28.1 -48.1 13 20.0 -30.4 271 47 347.4 347.5 296.2 348.1 0.17 35 293 9820 -28.5 -34.5 56 6.0 -29.6 271 47 347.6 347.7 296.7 350.3 0.70 36 279 10170 -31.7 -35.1 72 3.4 -32.3 274 46 347.8 348.0 296.7 350.6 0.69 37 272 10350 -33.1 -38.1 61 5.0 -33.8 275 45 348.3 348.5 296.7 350.4 0.53 38 270 10402 -32.9 -45.9 26 13.0 -34.3 274 45 349.4 349.4 296.7 350.3 0.23 39 258 10721 -35.3 -59.3 7 24.0 -36.8 269 46 350.4 350.4 296.8 350.6 0.05 40 250 10940 -37.5 -56.5 12 19.0 -38.7 265 46 350.3 350.3 296.8 350.6 0.07 41 249 10968 -37.9 -57.9 11 20.0 -39.1 265 47 350.1 350.1 296.7 350.4 0.06 42 200 12440 -47.7 -72.7 4 25.0 -48.3 270 49 357.2 357.2 298.1 357.3 0.01 43 159 13918 -60.5 -77.5 9 17.0 -60.7 266 39 359.8 359.8 298.7 359.8 0.01 44 150 14280 -62.5 -80.5 7 18.0 -62.6 260 34 362.4 362.4 299.2 362.4 0.00 45 133 15010 -68.1 -84.1 8 16.0 -68.2 248 30 365.1 365.1 299.7 365.1 0.00 46 100 16670 -79.5 -88.5 21 9.0 -79.5 220 20 374.1 374.1 301.3 374.1 0.00 47 86 17518 -82.5 -92.5 16 10.0 -82.5 225 18 384.6 384.6 303.0 384.6 0.00 48 75 18291 -78.1 -91.1 10 13.0 -78.1 185 18 409.1 409.1 306.4 409.2 0.00 49 70 18690 -73.3 -90.3 6 17.0 -73.4 165 18 427.6 427.6 308.6 427.6 0.00 50 68 18861 -71.7 -89.7 5 18.0 -71.8 162 18 434.6 434.6 309.3 434.6 0.00 51 50 20700 -66.7 -89.7 3 23.0 -67.0 130 19 486.3 486.3 314.0 486.3 0.00 52 48 20948 -65.1 -89.1 2 24.0 -65.4 495.8 495.8 314.7 495.8 0.00 53 40 22067 -62.1 -88.1 2 26.0 -62.6 529.9 529.9 316.9 529.9 0.00 TRP 86 17518 -82.5 -92.5 16 10.0 -82.5 225 18 384.6 384.6 303.0 384.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5731.00 m Freezing level: 598.53 mb = 4370.49 m = 14338.70 ft Wetbulb zero: 644.07 mb = 3770.22 m = 12369.33 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 74.51 % Est. max temperature: 28.49 C = 83.28 F Sfc-Lift cond lev (LCL): 956.01 mb = 450.21 m = 1477.05 ft T: 20.83 C 700-500 lapse rate: 5.00 C/km ThetaE index: 9.98 C Layer 899.0- 753.0 mb Conv cond level (CCL): 912.00 mb = 858.45 m = 2816.41 ft Mean mixing ratio: 14.19 g/kg Conv temperature: 26.09 C = 78.96 F Cap Strength: 2.18 C Lifted Index: 1.89 C Risk: Showers probable Lifted Index @300 mb: 7.57 C Lifted Index @700 mb: 0.86 C Showalter Index: 3.06 C Risk: None Total Totals Index: 39.10 C Risk: None Vertical Totals Index: 19.90 C Cross Totals Index: 19.20 C K Index: 28.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 238.80 Risk: None Energy Index: 0.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.91 J/kg Max Up Vert Vel: 11.04 m/s Conv Inhibition (B-): 2.34 J/kg Cap Strength: 2.09 C Lift Cond Lev (LCL): 924.75 mb = 739.28 m = 2425.43 ft Lev Free Conv (LFC): 899.75 mb = 974.45 m = 3196.97 ft Equ Level (EL): 799.75 mb = 1972.53 m = 6471.47 ft B at Equ Level: 18.59 J/kg Max Parcel Lev (MPL): 759.75 mb = 2404.11 m = 7887.39 ft Wind level data Storm motion: 227 at 14 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 1006 5 160 9 -3.1 8.5 | 85 14 -13.5 -1.2 1 1000 59 160 8 -2.7 7.5 | 81 13 -13.2 -2.1 2 939 610 130 24 -18.4 15.4 | 101 29 -28.8 5.8 3 925 737 135 23 -16.3 16.3 | 104 28 -26.7 6.6 4 906 914 135 21 -14.8 14.8 | 102 26 -25.3 5.2 5 850 1459 125 19 -15.6 10.9 | 93 26 -26.0 1.3 6 813 1829 125 13 -10.6 7.5 | 84 21 -21.1 -2.2 7 784 2134 150 15 -7.5 13.0 | 101 18 -17.9 3.3 8 756 2438 165 14 -3.6 13.5 | 105 15 -14.1 3.9 9 729 2743 160 13 -4.4 12.2 | 100 15 -14.9 2.6 10 703 3048 160 13 -4.4 12.2 | 100 15 -14.9 2.6 11 700 3088 170 13 -2.3 12.8 | 104 13 -12.7 3.2 12 652 3658 210 14 7.0 12.1 | 126 4 -3.4 2.5 13 628 3962 255 15 14.5 3.9 | 325 7 4.0 -5.8 14 604 4267 225 15 10.6 10.6 | 189 1 0.2 1.0 15 582 4572 240 20 17.3 10.0 | 267 7 6.9 0.4 16 560 4877 220 27 17.4 20.7 | 212 13 6.9 11.0 17 539 5182 255 24 23.2 6.2 | 285 13 12.7 -3.4 18 519 5486 250 34 31.9 11.6 | 265 22 21.5 2.0 19 500 5790 265 34 33.9 3.0 | 286 24 23.4 -6.7 20 500 5791 270 33 33.0 -0.0 | 293 25 22.6 -9.6 21 427 7010 235 31 25.4 17.8 | 241 17 14.9 8.1 22 400 7520 250 37 34.8 12.7 | 263 25 24.3 3.0 23 379 7925 250 45 42.3 15.4 | 260 32 31.8 5.7 24 349 8534 270 42 42.0 -0.0 | 287 33 31.6 -9.6 25 300 9650 270 48 48.0 -0.0 | 284 39 37.6 -9.6 26 271 10363 275 45 44.8 -3.9 | 292 37 34.4 -13.6 27 250 10940 265 46 45.8 4.0 | 279 36 35.4 -5.6 28 249 10973 265 47 46.8 4.1 | 279 37 36.4 -5.5 29 200 12440 270 49 49.0 -0.0 | 284 40 38.6 -9.6 30 189 12802 270 50 50.0 -0.0 | 284 41 39.6 -9.6 31 180 13106 280 49 48.3 -8.5 | 296 42 37.8 -18.2 32 150 14280 260 34 33.5 5.9 | 279 23 23.0 -3.7 33 100 16670 220 20 12.9 15.3 | 203 6 2.4 5.7 34 93 17069 220 20 12.9 15.3 | 203 6 2.4 5.7 35 86 17518 225 18 12.7 12.7 | 216 4 2.3 3.1 36 70 18690 165 18 -4.7 17.4 | 117 17 -15.1 7.7 37 50 20700 130 19 -14.6 12.2 | 96 25 -25.0 2.6 Wind Parameters Mean winds (0-6000m): 197.3 at 19.0 knts Storm direction: 227.3 at 14.2 knts Shear (0-3000m) pos: 2.0 neg: 2.2 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 14.8 deg Storm rel helicity (0-3000m) pos: 64.0 neg: -61.1 tot: 2.9 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 0.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.91 Bulk Shear: 31.90 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 ------------------------------------------------------------------------------- 500 143 14 95 19| 0.0 13.7 13.7| 22.7 0.0 22.7 45.4 0.37| 13.9 5.2 1000 136 18 98 23| 0.0 6.8 6.8| 29.9 -12.4 17.5 17.5 0.19| 11.2 2.2 1500 134 19 98 24| 0.0 4.1 4.1| 29.9 -37.9 -8.1 -5.4 0.02| 8.8 0.2 2000 132 18 95 24| 1.5 3.1 4.6| 46.3 -55.8 -9.5 -4.8 0.02| 8.8 0.2 2500 136 17 97 22| 2.4 2.5 4.8| 64.0 -56.7 7.4 3.0 0.10| 8.4 0.8 3000 140 16 98 21| 2.0 2.2 4.1| 64.0 -61.1 2.9 1.0 0.07| 7.2 0.5 4000 152 16 103 18| 3.9 1.6 5.5| 76.8 -61.1 15.7 3.9 0.21| 8.5 1.8 5000 171 17 117 15| 3.1 1.3 4.4| 94.8 -79.1 15.8 3.2 0.12| 9.6 1.1 6000 197 19 150 10| 3.8 1.1 4.8|187.7-119.8 68.0 11.3 0.18| 10.8 1.9 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20260118.11.gif