UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010811.upa.cvt Date: 1100Z 8 JAN 26 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 8 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 1017 5 24.4 19.4 74 5.0 20.9 115 12 296.1 298.7 293.5 336.6 14.07 1 1000 156 23.6 18.6 74 5.0 20.2 110 16 296.8 299.2 293.3 336.0 13.61 2 925 831 17.2 16.3 94 0.9 16.6 95 20 296.9 299.2 292.7 333.6 12.70 3 900 1065 15.2 15.2 100 0.0 15.2 102 15 297.2 299.4 292.3 332.4 12.16 4 850 1548 12.8 8.3 74 4.5 10.2 105 16 299.6 301.0 289.8 323.4 8.11 5 848 1568 12.8 8.6 76 4.2 10.3 106 16 299.8 301.3 290.0 324.2 8.29 6 817 1881 14.6 -10.4 17 25.0 3.9 122 16 304.9 305.3 285.9 311.6 2.12 7 703 3143 12.8 99 17 316.3 8 700 3179 12.4 95 17 316.2 9 546 5211 0.6 -38.4 3 39.0 -8.5 100 22 325.5 325.5 290.7 326.4 0.25 10 500 5910 -4.3 -42.3 3 38.0 -11.9 75 12 327.8 327.8 291.3 328.5 0.18 11 400 7620 -19.3 -44.3 9 25.0 -22.8 355 5 329.9 329.9 291.9 330.6 0.19 12 374 8115 -23.9 -45.9 11 22.0 -26.5 353 7 330.2 330.2 291.9 330.9 0.17 13 367 8253 -23.5 -55.5 4 32.0 -26.5 353 7 332.5 332.5 292.4 332.8 0.06 14 346 8682 -25.5 -59.5 3 34.0 -28.3 352 8 335.5 335.5 293.2 335.6 0.04 15 300 9700 -33.3 -63.3 3 30.0 -35.0 360 9 338.4 338.4 294.0 338.5 0.03 16 266 10530 -39.1 -66.1 4 27.0 -40.2 334 19 341.8 341.8 294.8 341.9 0.02 17 262 10633 -39.9 -59.9 10 20.0 -40.9 329 22 342.1 342.1 294.8 342.3 0.05 18 261 10659 -40.1 -49.1 38 9.0 -40.8 328 22 342.2 342.2 295.0 342.9 0.17 19 252 10896 -42.5 -49.5 46 7.0 -42.9 317 28 342.1 342.1 295.0 342.8 0.17 20 250 10950 -41.5 -82.5 0 41.0 -42.5 315 29 344.4 344.4 295.4 344.4 0.00 21 248 11005 -41.3 -71.3 2 30.0 -42.3 318 25 345.5 345.5 295.6 345.5 0.01 22 200 12440 -50.3 -76.3 3 26.0 -50.8 290 39 353.1 353.1 297.3 353.1 0.01 23 150 14270 -62.3 -82.3 5 20.0 -62.4 285 27 362.8 362.8 299.2 362.8 0.00 24 149 14311 -62.9 -81.9 6 19.0 -63.0 281 27 362.4 362.4 299.2 362.4 0.00 25 100 16680 -77.3 -88.3 16 11.0 -77.3 300 9 378.4 378.4 302.0 378.4 0.00 26 98 16796 -78.1 -89.1 15 11.0 -78.1 310 9 379.0 379.0 302.1 379.0 0.00 27 94 17037 -74.9 -88.9 10 14.0 -74.9 301 9 389.9 389.9 303.8 389.9 0.00 28 80 17966 -79.5 -90.5 15 11.0 -79.5 10 5 398.8 398.8 305.0 398.8 0.00 29 70 18730 -77.5 -90.5 11 13.0 -77.6 70 1 418.6 418.6 307.6 418.6 0.00 30 56 20021 -73.3 -90.3 6 17.0 -73.4 90 10 455.7 455.7 311.4 455.8 0.00 31 50 20690 -69.5 -90.5 3 21.0 -69.6 100 15 479.7 479.7 313.4 479.7 0.00 32 47 21061 -67.3 -90.3 2 23.0 -67.5 98 17 493.5 493.6 314.5 493.6 0.00 33 39 22191 -65.7 -90.7 2 25.0 -66.1 93 22 524.6 524.6 316.6 524.7 0.00 34 38 22348 -65.7 -90.7 2 25.0 -66.1 92 23 528.6 528.6 316.8 528.6 0.00 35 34 23034 -59.9 -87.9 1 28.0 -60.7 89 26 560.9 560.9 318.7 560.9 0.01 36 30 23820 -57.5 -86.5 1 29.0 -58.7 85 29 587.9 587.9 320.0 587.9 0.01 37 21 26111 -49.5 -82.5 1 33.0 -53.0 120 28 675.2 675.2 323.6 675.3 0.02 38 20 26430 -49.9 -81.9 1 32.0 -53.4 125 28 683.4 683.4 323.9 683.6 0.02 39 16 27895 -48.1 -81.1 1 33.0 -52.8 734.3 734.4 325.5 734.6 0.03 TRP 98 16796 -78.1 -89.1 15 11.0 -78.1 310 9 379.0 379.0 302.1 379.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5754.00 m Freezing level: 540.37 mb = 5296.97 m = 17378.31 ft Wetbulb zero: 731.33 mb = 2811.32 m = 9223.39 ft Precipitable water: 1.02 inches Sfc-500 mean rel hum: 57.41 % Est. max temperature: 27.02 C = 80.64 F Sfc-Lift cond lev (LCL): 945.41 mb = 642.01 m = 2106.32 ft T: 18.99 C 700-500 lapse rate: 6.11 C/km ThetaE index: 13.22 C Layer 1000.0- 848.0 mb Conv cond level (CCL): 920.70 mb = 870.69 m = 2856.57 ft Mean mixing ratio: 13.22 g/kg Conv temperature: 25.23 C = 77.41 F Cap Strength: 6.57 C Lifted Index: 4.65 C Risk: None Lifted Index @300 mb: 3.83 C Lifted Index @700 mb: 6.35 C Showalter Index: 10.27 C Risk: None Total Totals Index: 29.70 C Risk: None Vertical Totals Index: 17.10 C Cross Totals Index: 12.60 C K Index: -8.14 Risk: None Sweat Index: 143.60 Risk: None Energy Index: 1.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.31 J/kg Max Up Vert Vel: 6.21 m/s Conv Inhibition (B-): 1.25 J/kg Cap Strength: 6.57 C Lift Cond Lev (LCL): 923.32 mb = 846.45 m = 2777.05 ft Lev Free Conv (LFC): 918.32 mb = 892.74 m = 2928.91 ft Equ Level (EL): 838.32 mb = 1664.14 m = 5459.71 ft B at Equ Level: 18.99 J/kg Max Parcel Lev (MPL): 808.32 mb = 1970.30 m = 6464.15 ft Wind level data Storm motion: 132 at 15 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 1017 5 115 12 -10.9 5.1 | 0 5 -0.0 -4.6 1 1000 156 110 16 -15.0 5.5 | 45 6 -4.2 -4.2 2 949 610 105 17 -16.4 4.4 | 46 8 -5.6 -5.3 3 925 831 95 20 -19.9 1.7 | 49 12 -9.1 -8.0 4 916 914 95 19 -18.9 1.7 | 45 11 -8.1 -8.1 5 884 1219 110 11 -10.3 3.8 | 355 6 0.5 -6.0 6 852 1524 100 16 -15.8 2.8 | 35 9 -4.9 -6.9 7 850 1548 105 16 -15.5 4.1 | 40 7 -4.6 -5.6 8 822 1829 125 15 -12.3 8.6 | 52 2 -1.4 -1.1 9 793 2134 110 20 -18.8 6.8 | 70 8 -7.9 -2.9 10 711 3048 110 18 -16.9 6.2 | 60 7 -6.1 -3.6 11 700 3179 95 17 -16.9 1.5 | 36 10 -6.1 -8.2 12 685 3353 85 22 -21.9 -1.9 | 44 16 -11.1 -11.6 13 660 3658 105 24 -23.2 6.2 | 74 13 -12.3 -3.5 14 612 4267 100 25 -24.6 4.3 | 69 15 -13.8 -5.4 15 568 4877 95 31 -30.9 2.7 | 71 21 -20.0 -7.0 16 527 5486 105 14 -13.5 3.6 | 24 7 -2.7 -6.1 17 507 5791 75 11 -10.6 -2.8 | 359 13 0.2 -12.6 18 500 5910 75 12 -11.6 -3.1 | 3 13 -0.7 -12.8 19 488 6096 85 10 -10.0 -0.9 | 355 11 0.9 -10.6 20 433 7010 260 1 1.0 0.2 | 309 15 11.8 -9.5 21 400 7620 355 5 0.4 -5.0 | 322 19 11.3 -14.7 22 324 9144 350 10 1.7 -9.8 | 327 23 12.6 -19.6 23 311 9449 10 12 -2.1 -11.8 | 338 23 8.8 -21.5 24 300 9700 360 9 -0.0 -9.0 | 330 22 10.8 -18.7 25 285 10058 355 9 0.8 -9.0 | 328 22 11.6 -18.7 26 250 10950 315 29 20.5 -20.5 | 314 44 31.4 -30.2 27 249 10973 320 24 15.4 -18.4 | 317 38 26.3 -28.1 28 238 11278 300 37 32.0 -18.5 | 303 51 42.9 -28.2 29 227 11582 290 36 33.8 -12.3 | 296 50 44.7 -22.0 30 200 12440 290 39 36.6 -13.3 | 296 53 47.5 -23.1 31 172 13411 280 41 40.4 -7.1 | 288 54 51.2 -16.8 32 156 14021 270 31 31.0 -0.0 | 283 43 41.8 -9.7 33 150 14270 285 27 26.1 -7.0 | 294 41 36.9 -16.7 34 149 14326 280 27 26.6 -4.7 | 291 40 37.4 -14.4 35 121 15545 280 35 34.5 -6.1 | 289 48 45.3 -15.8 36 104 16459 245 13 11.8 5.5 | 281 23 22.6 -4.2 37 100 16680 300 9 7.8 -4.5 | 307 23 18.6 -14.2 38 99 16764 270 10 10.0 -0.0 | 295 23 20.8 -9.7 39 98 16796 310 9 6.9 -5.8 | 311 24 17.7 -15.5 40 93 17069 300 9 7.8 -4.5 | 307 23 18.6 -14.2 41 70 18730 70 1 -0.9 -0.3 | 315 14 9.9 -10.1 42 50 20690 100 15 -14.8 2.6 | 29 8 -3.9 -7.1 43 30 23820 85 29 -28.9 -2.5 | 56 22 -18.0 -12.2 44 20 26430 125 28 -22.9 16.1 | 118 14 -12.1 6.3 Wind Parameters Mean winds (0-6000m): 101.9 at 19.4 knts Storm direction: 131.9 at 14.6 knts Shear (0-3000m) pos: 0.9 neg: 1.3 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 59.8 deg Storm rel helicity (0-3000m) pos: 16.9 neg: -16.9 tot: 0.0 m^2/s^2 ave: 0.0 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.75 Bulk Shear: 2.49 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 ------------------------------------------------------------------------------- 500 109 16 41 6| 0.0 5.4 5.4| 5.4 0.0 5.4 10.7 0.74| 5.7 4.2 1000 104 17 45 8| 0.0 3.1 3.1| 6.3 -5.3 1.0 1.0 0.19| 6.9 1.3 1500 104 16 37 7| 0.3 2.1 2.4| 13.5 -14.0 -0.5 -0.3 0.08| 8.2 0.6 2000 107 16 40 7| 1.3 1.5 2.9| 16.9 -14.0 3.0 1.5 0.14| 8.7 1.2 2500 108 17 46 7| 1.1 1.7 2.8| 16.9 -15.3 1.6 0.6 0.11| 7.7 0.8 3000 108 17 49 7| 0.9 1.3 2.2| 16.9 -16.9 0.0 0.0 0.08| 6.6 0.5 4000 105 18 54 8| 1.1 1.9 3.0| 48.8 -26.5 22.2 5.6 0.14| 7.3 1.0 5000 103 20 59 10| 0.9 1.9 2.8| 51.0 -31.5 19.5 3.9 0.11| 6.8 0.7 6000 102 19 55 10| 1.3 1.7 3.0| 53.8 -64.0 -10.2 -1.7 -0.05| 7.6 -0.4 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20260108.11.gif