UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110911.upa.cvt Date: 1100Z 9 NOV 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 9 NOV 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 1011 5 23.0 15.0 61 8.0 17.8 250 7 295.2 297.1 290.5 325.9 10.66 1 1000 103 23.4 12.4 50 11.0 16.5 245 12 296.5 298.2 289.6 322.9 9.08 2 925 778 18.4 7.4 49 11.0 12.0 225 8 298.1 299.4 288.3 318.7 6.99 3 850 1497 13.4 8.5 72 4.9 10.4 240 19 300.2 301.7 290.1 324.4 8.22 4 706 3036 3.6 3.5 99 0.1 3.5 270 21 305.7 307.0 290.8 326.9 6.99 5 700 3105 3.2 2.6 96 0.6 2.9 270 22 306.0 307.3 290.6 326.1 6.61 6 592 4445 -3.7 -6.0 84 2.3 -4.7 262 27 313.0 313.8 290.6 326.1 4.13 7 527 5353 -9.3 -11.1 87 1.8 -10.0 263 46 316.9 317.5 290.9 327.0 3.11 8 518 5486 -8.3 -10.4 85 2.1 -9.2 265 49 319.7 320.3 291.9 330.7 3.35 9 500 5760 -9.9 -11.6 87 1.7 -10.6 290 42 321.0 321.6 292.1 331.4 3.15 10 409 7293 -16.5 -17.9 89 1.4 -17.0 305 78 331.4 331.9 294.1 339.4 2.29 11 400 7460 -17.9 -19.5 87 1.6 -18.4 305 83 331.7 332.1 294.0 338.9 2.04 12 389 7669 -19.7 -20.3 95 0.6 -19.9 305 86 332.0 332.4 294.0 338.9 1.96 13 341 8637 -26.5 -31.5 63 5.0 -27.5 301 78 335.5 335.7 294.0 338.5 0.81 14 300 9550 -34.5 -36.5 82 2.0 -34.8 295 85 336.7 336.9 294.0 338.9 0.56 15 297 9620 -35.1 -36.7 85 1.6 -35.3 294 86 336.9 337.0 294.1 339.0 0.55 16 283 9951 -37.9 -41.0 73 3.1 -38.2 292 92 337.5 337.6 294.1 339.0 0.37 17 250 10790 -42.9 -64.9 7 22.0 -43.7 285 107 342.3 342.3 294.9 342.4 0.02 18 249 10817 -43.1 -66.1 6 23.0 -43.9 285 107 342.4 342.4 294.9 342.5 0.02 19 200 12280 -52.0 -72.4 7 20.4 -52.4 270 125 350.4 350.4 296.7 350.5 0.01 20 150 14100 -63.7 -80.7 8 17.0 -63.8 265 104 360.3 360.3 298.8 360.4 0.00 21 132 14876 -68.1 -83.1 10 15.0 -68.2 270 88 365.9 365.9 299.8 365.9 0.00 22 100 16540 -69.1 -86.1 7 17.0 -69.2 260 34 394.2 394.2 304.4 394.2 0.00 23 84 17568 -74.3 -87.3 12 13.0 -74.3 247 22 403.8 403.8 305.7 403.8 0.00 24 72 18472 -71.5 -88.5 6 17.0 -71.6 233 9 428.0 428.0 308.6 428.0 0.00 25 70 18640 -68.3 -89.3 3 21.0 -68.4 230 7 438.3 438.3 309.7 438.3 0.00 26 67 18902 -69.1 -89.1 4 20.0 -69.2 210 7 442.1 442.1 310.1 442.1 0.00 27 50 20670 -64.9 -88.9 2 24.0 -65.2 75 8 490.5 490.5 314.2 490.6 0.00 28 39 22199 -61.3 -87.3 2 26.0 -61.9 535.8 535.8 317.3 535.8 0.00 TRP 132 14876 -68.1 -83.1 10 15.0 -68.2 270 88 365.9 365.9 299.8 365.9 0.00 WND 200 12280 -52.0 -72.4 7 20.4 -52.4 270 125 350.4 350.4 296.7 350.5 0.01 Sounding variables and indices 1000-500 mb thick: 5657.00 m Freezing level: 649.91 mb = 3726.26 m = 12225.13 ft Wetbulb zero: 659.01 mb = 3587.35 m = 11769.39 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 79.29 % Est. max temperature: 27.66 C = 81.80 F Sfc-Lift cond lev (LCL): 898.73 mb = 1022.94 m = 3356.07 ft T: 16.70 C 700-500 lapse rate: 4.93 C/km ThetaE index: 7.20 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 743.12 mb = 2610.77 m = 8565.43 ft Mean mixing ratio: 8.09 g/kg Conv temperature: 32.02 C = 89.64 F Cap Strength: 5.68 C Lifted Index: 5.96 C Risk: None Lifted Index @300 mb: 11.74 C Lifted Index @700 mb: 2.36 C Showalter Index: 4.11 C Risk: None Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.40 C K Index: 31.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 302.76 Risk: Showers and thunderstorms possible Energy Index: 1.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.68 J/kg Max Up Vert Vel: 3.06 m/s Conv Inhibition (B-): 24455.16 J/kg Cap Strength: 5.83 C Lift Cond Lev (LCL): 819.72 mb = 1797.66 m = 5897.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 at 18 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 5 250 7 6.6 2.4 | 135 14 -9.7 9.7 1 1000 103 245 12 10.9 5.1 | 156 13 -5.4 12.4 2 977 305 250 20 18.8 6.8 | 190 14 2.5 14.1 3 943 610 230 17 13.0 10.9 | 170 19 -3.3 18.2 4 925 778 225 8 5.7 5.7 | 141 17 -10.6 13.0 5 910 914 225 10 7.1 7.1 | 147 17 -9.2 14.4 6 878 1219 250 10 9.4 3.4 | 147 13 -6.9 10.7 7 850 1497 240 19 16.5 9.5 | 181 17 0.2 16.8 8 847 1524 240 22 19.1 11.0 | 189 19 2.8 18.3 9 817 1829 245 20 18.1 8.5 | 187 16 1.8 15.7 10 787 2134 275 13 13.0 -1.1 | 152 7 -3.3 6.2 11 759 2438 300 17 14.7 -8.5 | 52 2 -1.6 -1.2 12 731 2743 270 17 17.0 -0.0 | 186 7 0.7 7.3 13 700 3105 270 22 22.0 -0.0 | 218 9 5.7 7.3 14 628 3962 265 22 21.9 1.9 | 211 11 5.6 9.2 15 604 4267 265 25 24.9 2.2 | 222 13 8.6 9.5 16 559 4877 255 34 32.8 8.8 | 226 23 16.6 16.1 17 518 5486 265 49 48.8 4.3 | 250 35 32.5 11.6 18 500 5760 290 42 39.5 -14.4 | 287 24 23.2 -7.1 19 478 6096 305 41 33.6 -23.5 | 313 24 17.3 -16.2 20 400 7460 305 83 68.0 -47.6 | 308 66 51.7 -40.3 21 391 7620 305 86 70.4 -49.3 | 308 69 54.2 -42.0 22 331 8839 300 76 65.8 -38.0 | 302 58 49.5 -30.7 23 300 9550 295 85 77.0 -35.9 | 295 67 60.7 -28.6 24 250 10790 285 107 103.4 -27.7 | 283 89 87.1 -20.4 25 200 12280 270 125 125.0 -0.0 | 266 109 108.7 7.3 26 193 12497 270 125 125.0 -0.0 | 266 109 108.7 7.3 27 159 13716 265 123 122.5 10.7 | 260 108 106.2 18.0 28 150 14100 265 104 103.6 9.1 | 259 89 87.3 16.4 29 132 14876 270 88 88.0 -0.0 | 264 72 71.7 7.3 30 112 15850 270 67 67.0 -0.0 | 262 51 50.7 7.3 31 100 16540 260 34 33.5 5.9 | 232 22 17.2 13.2 32 96 16764 260 34 33.5 5.9 | 232 22 17.2 13.2 33 70 18640 230 7 5.4 4.5 | 137 16 -10.9 11.8 34 50 20670 75 8 -7.7 -2.1 | 102 25 -24.0 5.2 Wind Parameters Mean winds (0-6000m): 264.1 at 23.8 knts Storm direction: 294.1 at 17.8 knts Shear (0-3000m) pos: 2.6 neg: 2.1 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 75.8 deg Storm rel helicity (0-3000m) pos: 102.9 neg: -81.4 tot: 21.5 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 13.3 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.36 Bulk Shear: 13.15 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 ------------------------------------------------------------------------------- 500 246 16 173 14| 0.0 11.7 11.7| 46.7 -16.0 30.7 61.3 0.52| 18.5 9.6 1000 239 14 164 15| 0.0 2.0 2.0| 54.6 -63.8 -9.2 -9.2 0.02| 16.3 0.3 1500 240 14 162 15| 3.5 1.4 4.8| 87.9 -64.4 23.4 15.6 0.21| 15.4 3.2 2000 242 15 169 15| 2.3 1.0 3.3| 95.1 -72.4 22.7 11.4 0.15| 14.2 2.2 2500 250 15 171 13| 3.1 0.8 3.9| 95.4 -81.4 14.1 5.6 0.04| 13.9 0.6 3000 255 16 174 11| 2.6 2.1 4.7|102.9 -81.4 21.5 7.2 0.11| 13.3 1.4 4000 259 17 184 11| 1.9 1.9 3.8|106.3 -84.2 22.0 5.5 0.11| 10.5 1.1 5000 260 20 196 11| 1.5 3.0 4.5|132.2 -84.4 47.8 9.6 0.14| 10.0 1.4 6000 264 24 217 12| 3.7 2.5 6.2|396.8 -84.4 312.4 52.1 0.36| 11.9 4.3 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251109.11.gif