UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011211.upa.cvt Date: 1100Z 12 JAN 26 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 12 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 1011 5 22.4 21.7 96 0.7 21.9 150 10 294.6 297.6 294.7 341.5 16.38 1 1000 96 22.0 21.4 96 0.6 21.6 145 10 295.1 298.1 294.7 341.8 16.25 2 946 577 19.0 18.5 97 0.5 18.7 134 32 296.8 299.4 293.9 338.1 14.31 3 925 771 18.6 18.5 99 0.1 18.5 140 23 298.3 301.0 294.6 340.9 14.64 4 924 780 18.6 18.6 100 0.0 18.6 140 23 298.4 301.1 294.6 341.3 14.75 5 882 1180 18.0 15.4 85 2.6 16.3 138 24 301.8 304.1 294.0 338.9 12.57 6 850 1497 16.2 14.8 91 1.4 15.3 135 22 303.1 305.4 294.4 340.4 12.55 7 820 1803 14.8 14.8 100 0.0 14.8 145 14 304.8 307.2 295.2 343.6 13.02 8 713 2985 11.6 10.7 94 0.9 11.0 67 18 313.7 315.9 296.4 349.0 11.42 9 700 3139 10.6 10.6 100 0.0 10.6 55 18 314.2 316.4 296.7 350.1 11.55 10 518 5598 -1.1 -2.5 90 1.4 -1.9 338 11 328.4 329.6 296.4 348.8 6.16 11 500 5880 -3.1 -3.9 94 0.8 -3.5 325 5 329.3 330.4 296.3 348.4 5.74 12 451 6692 -7.9 -7.9 100 0.0 -7.9 298 12 333.1 334.0 296.4 349.0 4.69 13 440 6884 -8.1 -9.9 87 1.8 -8.9 294 11 335.2 336.0 296.5 349.3 4.10 14 400 7620 -12.9 -14.2 90 1.3 -13.4 280 13 338.2 338.9 296.5 349.4 3.19 15 338 8888 -20.7 -22.6 85 1.9 -21.2 297 22 344.3 344.7 296.8 351.1 1.84 16 300 9760 -27.1 -28.6 87 1.5 -27.5 275 16 347.2 347.4 297.0 351.8 1.20 17 286 10101 -29.9 -32.6 77 2.7 -30.4 270 20 348.0 348.1 296.9 351.3 0.86 18 269 10532 -33.1 -33.6 95 0.5 -33.2 273 23 349.5 349.6 297.2 352.7 0.83 19 254 10931 -36.7 -39.6 74 2.9 -37.1 275 25 349.9 350.0 297.0 351.8 0.48 20 250 11040 -37.3 -38.7 87 1.4 -37.5 275 28 350.6 350.7 297.2 352.8 0.54 21 248 11095 -37.9 -39.0 89 1.1 -38.0 273 29 350.5 350.6 297.2 352.6 0.53 22 224 11788 -42.9 -49.9 46 7.0 -43.4 255 36 353.2 353.2 297.5 354.0 0.18 23 219 11939 -44.1 -55.1 28 11.0 -44.7 255 37 353.6 353.7 297.5 354.1 0.10 24 200 12540 -49.5 -61.5 23 12.0 -49.9 260 37 354.4 354.4 297.6 354.6 0.05 25 192 12806 -51.7 -66.7 15 15.0 -52.1 259 34 355.0 355.0 297.7 355.1 0.03 26 181 13186 -55.3 -66.3 24 11.0 -55.5 258 30 355.2 355.2 297.8 355.3 0.03 27 168 13658 -58.7 -77.7 7 19.0 -58.9 257 25 357.2 357.2 298.1 357.2 0.01 28 150 14360 -64.7 -75.7 21 11.0 -64.8 255 17 358.6 358.6 298.4 358.7 0.01 29 131 15175 -70.9 -81.9 18 11.0 -70.9 273 18 361.7 361.7 299.0 361.7 0.00 30 100 16740 -79.5 -87.5 25 8.0 -79.5 215 18 374.1 374.1 301.3 374.1 0.00 31 96 16970 -80.3 -88.3 25 8.0 -80.3 205 12 377.0 377.0 301.8 377.0 0.00 32 83 17787 -81.5 -89.5 24 8.0 -81.5 166 16 390.5 390.5 303.9 390.5 0.00 33 70 18750 -77.9 -88.9 15 11.0 -77.9 100 14 417.7 417.7 307.4 417.7 0.00 34 60 19637 -75.3 -89.3 9 14.0 -75.3 109 19 442.4 442.4 310.1 442.4 0.00 35 57 19933 -76.1 -89.1 11 13.0 -76.2 112 20 447.1 447.1 310.6 447.1 0.00 36 50 20700 -70.1 -90.1 4 20.0 -70.2 120 24 478.3 478.3 313.3 478.3 0.00 37 46 21198 -68.5 -89.5 3 21.0 -68.7 493.7 493.7 314.5 493.7 0.00 TRP 96 16970 -80.3 -88.3 25 8.0 -80.3 205 12 377.0 377.0 301.8 377.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 535.11 mb = 5367.16 m = 17608.56 ft Wetbulb zero: 545.05 mb = 5182.55 m = 17002.91 ft Precipitable water: 2.59 inches Sfc-500 mean rel hum: 95.13 % Est. max temperature: 30.46 C = 86.82 F Sfc-Lift cond lev (LCL): 1001.08 mb = 86.98 m = 285.38 ft T: 22.04 C 700-500 lapse rate: 5.00 C/km ThetaE index: 3.61 C Layer 946.0- 925.0 mb Conv cond level (CCL): 954.86 mb = 496.63 m = 1629.33 ft Mean mixing ratio: 15.09 g/kg Conv temperature: 24.32 C = 75.78 F Cap Strength: 3.98 C Lifted Index: 3.56 C Risk: None Lifted Index @300 mb: 6.86 C Lifted Index @700 mb: 2.85 C Showalter Index: 3.56 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 17.90 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 226.60 Risk: None Energy Index: 1.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.41 J/kg Max Up Vert Vel: 5.73 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.89 C Lift Cond Lev (LCL): 953.88 mb = 505.53 m = 1658.54 ft Lev Free Conv (LFC): 948.88 mb = 551.11 m = 1808.10 ft Equ Level (EL): 928.88 mb = 734.92 m = 2411.13 ft B at Equ Level: 15.95 J/kg Max Parcel Lev (MPL): 868.88 mb = 1308.85 m = 4294.09 ft Wind level data Storm motion: 124 at 12 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 1011 5 150 10 -5.0 8.7 | 248 5 4.9 2.0 1 1000 96 145 10 -5.7 8.2 | 249 4 4.2 1.6 2 976 305 130 28 -21.4 18.0 | 135 16 -11.5 11.4 3 942 610 135 32 -22.6 22.6 | 142 20 -12.7 16.0 4 925 771 140 23 -14.8 17.6 | 156 12 -4.8 11.0 5 910 914 140 25 -16.1 19.2 | 154 14 -6.1 12.5 6 850 1497 135 22 -15.6 15.6 | 148 11 -5.6 8.9 7 847 1524 145 18 -10.3 14.7 | 177 8 -0.4 8.1 8 817 1829 145 14 -8.0 11.5 | 202 5 1.9 4.9 9 788 2134 105 17 -16.4 4.4 | 71 7 -6.5 -2.2 10 760 2438 90 18 -18.0 0.0 | 51 10 -8.1 -6.6 11 734 2743 75 24 -23.2 -6.2 | 46 18 -13.2 -12.8 12 708 3048 65 17 -15.4 -7.2 | 22 15 -5.5 -13.8 13 700 3139 55 18 -14.7 -10.3 | 16 18 -4.8 -16.9 14 633 3962 55 11 -9.0 -6.3 | 356 13 0.9 -12.9 15 609 4267 25 8 -3.4 -7.3 | 335 15 6.6 -13.9 16 587 4572 15 10 -2.6 -9.7 | 336 18 7.4 -16.3 17 566 4877 340 3 1.0 -2.8 | 311 14 11.0 -9.4 18 545 5182 10 15 -2.6 -14.8 | 341 23 7.3 -21.4 19 525 5486 340 11 3.8 -10.3 | 321 22 13.7 -17.0 20 505 5791 335 10 4.2 -9.1 | 318 21 14.2 -15.7 21 500 5880 325 5 2.9 -4.1 | 310 17 12.8 -10.7 22 486 6096 300 14 12.1 -7.0 | 302 26 22.1 -13.6 23 468 6401 265 12 12.0 1.0 | 284 23 21.9 -5.6 24 450 6706 300 12 10.4 -6.0 | 302 24 20.3 -12.6 25 433 7010 290 10 9.4 -3.4 | 297 22 19.3 -10.0 26 400 7620 280 13 12.8 -2.3 | 291 24 22.7 -8.9 27 400 7620 270 10 10.0 -0.0 | 288 21 19.9 -6.6 28 369 8230 305 18 14.7 -10.3 | 304 30 24.7 -16.9 29 354 8534 305 24 19.7 -13.8 | 305 36 29.6 -20.4 30 300 9760 275 16 15.9 -1.4 | 287 27 25.9 -8.0 31 288 10058 270 20 20.0 -0.0 | 282 31 29.9 -6.6 32 252 10973 275 25 24.9 -2.2 | 284 36 34.8 -8.8 33 250 11040 275 28 27.9 -2.4 | 283 39 37.8 -9.1 34 231 11582 255 35 33.8 9.1 | 267 44 43.7 2.4 35 201 12497 255 41 39.6 10.6 | 265 50 49.5 4.0 36 200 12540 260 37 36.4 6.4 | 270 46 46.4 -0.2 37 150 14360 255 17 16.4 4.4 | 275 26 26.4 -2.2 38 136 14935 255 13 12.6 3.4 | 278 23 22.5 -3.3 39 129 15240 280 20 19.7 -3.5 | 289 31 29.6 -10.1 40 116 15850 275 19 18.9 -1.7 | 286 30 28.9 -8.3 41 100 16740 215 18 10.3 14.7 | 248 22 20.3 8.1 42 96 16970 205 12 5.1 10.9 | 254 16 15.0 4.3 43 94 17069 215 18 10.3 14.7 | 248 22 20.3 8.1 44 70 18750 100 14 -13.8 2.4 | 43 6 -3.8 -4.2 45 50 20700 120 24 -20.8 12.0 | 116 12 -10.8 5.4 Wind Parameters Mean winds (0-6000m): 93.6 at 15.9 knts Storm direction: 123.6 at 11.9 knts Shear (0-3000m) pos: 1.2 neg: 3.8 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 137.8 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -77.6 tot: -35.8 m^2/s^2 ave: -11.9 10^-3 m/s^2 rel: -0.30 Storm rel vorticity (0-3000m) horiz: 13.3 stream: -4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.65 Bulk Shear: 25.30 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 ------------------------------------------------------------------------------- 500 134 21 146 10| 0.0 21.9 21.9| 6.6 -23.4 -16.8 -33.6 -0.55| 24.2-13.4 1000 136 24 148 13| 3.5 10.9 14.4| 27.2 -25.5 1.6 1.6 -0.25| 18.4 -4.6 1500 136 24 149 12| 2.3 6.1 8.4| 30.5 -28.4 2.1 1.4 -0.21| 13.8 -2.9 2000 137 22 153 11| 1.7 3.8 5.5| 41.8 -34.1 7.7 3.9 -0.16| 13.8 -2.2 2500 131 21 141 9| 1.4 4.5 5.9| 41.8 -46.2 -4.5 -1.8 -0.24| 13.4 -3.3 3000 122 21 120 9| 1.2 3.8 5.0| 41.8 -77.6 -35.8 -11.9 -0.30| 13.3 -4.0 4000 110 19 89 8| 0.9 2.1 2.9| 41.8-112.3 -70.5 -17.6 -0.36| 11.3 -4.1 5000 103 17 67 7| 0.7 1.5 2.2| 55.1-158.1-102.9 -20.6 -0.37| 10.9 -4.1 6000 94 16 47 8| 0.6 1.2 1.8| 86.3-226.4-140.1 -23.3 -0.35| 11.2 -3.9 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20260112.11.gif