UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101223.upa.cvt Date: 2300Z 12 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 12 OCT 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 1015 5 23.8 19.7 78 4.1 20.9 350 8 295.7 298.3 293.6 337.0 14.37 1 1000 135 21.8 18.4 81 3.4 19.5 290 7 295.0 297.4 292.6 333.4 13.43 2 990 222 20.8 18.1 85 2.7 19.0 287 8 294.8 297.2 292.5 332.9 13.31 3 986 257 21.4 14.4 64 7.0 16.9 286 9 295.7 297.6 290.6 326.0 10.51 4 966 435 20.4 15.4 73 5.0 17.1 281 11 296.5 298.5 291.6 329.6 11.46 5 960 489 21.4 13.4 60 8.0 16.3 279 11 298.0 299.8 291.0 327.4 10.11 6 941 663 21.0 11.0 53 10.0 14.8 275 12 299.3 300.9 290.3 325.1 8.79 7 925 811 19.8 10.8 56 9.0 14.2 275 11 299.6 301.2 290.4 325.5 8.82 8 867 1365 15.4 9.4 67 6.0 11.7 264 15 300.6 302.1 290.5 325.9 8.57 9 850 1533 15.4 7.4 59 8.0 10.7 260 18 302.3 303.7 290.3 325.0 7.62 10 825 1786 14.8 5.8 55 9.0 9.6 243 17 304.2 305.5 290.4 325.4 7.02 11 715 2982 7.6 0.6 61 7.0 3.9 245 22 309.0 310.1 290.6 326.3 5.60 12 700 3156 6.4 -1.6 57 8.0 2.3 240 20 309.6 310.5 290.2 324.7 4.86 13 690 3274 5.6 -2.4 56 8.0 1.6 231 20 310.0 310.8 290.1 324.5 4.65 14 636 3935 0.0 -2.3 84 2.3 -1.2 253 15 310.9 311.9 290.8 326.8 5.08 15 612 4243 -1.3 -1.7 97 0.4 -1.5 272 24 312.8 313.9 291.7 330.2 5.53 16 551 5073 -6.7 -8.6 86 1.9 -7.5 268 38 316.0 316.7 291.0 327.7 3.63 17 543 5187 -6.5 -8.2 88 1.7 -7.2 270 48 317.5 318.3 291.7 329.8 3.80 18 500 5830 -9.3 -9.4 99 0.1 -9.4 290 48 321.7 322.4 292.8 334.1 3.75 19 499 5845 -9.5 -9.5 100 0.0 -9.5 290 48 321.6 322.4 292.8 333.9 3.73 20 466 6371 -12.3 -13.5 91 1.2 -12.8 293 50 324.5 325.1 292.9 334.3 2.90 21 400 7520 -20.5 -20.7 98 0.2 -20.5 285 50 328.3 328.7 293.0 334.7 1.84 22 360 8292 -26.3 -26.3 100 0.0 -26.3 287 53 330.6 330.9 293.1 335.1 1.24 23 315 9247 -32.5 -37.1 63 4.6 -33.1 289 56 334.9 335.0 293.5 336.8 0.50 24 300 9590 -35.3 -39.6 65 4.3 -35.8 290 61 335.6 335.7 293.6 337.2 0.41 25 272 10264 -41.3 -44.1 74 2.8 -41.5 293 68 336.4 336.5 293.7 337.5 0.28 26 266 10415 -42.7 -48.7 52 6.0 -43.1 293 70 336.6 336.6 293.6 337.2 0.17 27 256 10672 -45.3 -49.7 61 4.4 -45.6 294 72 336.4 336.5 293.6 337.1 0.16 28 250 10830 -46.3 -49.8 67 3.5 -46.5 295 74 337.2 337.3 293.8 337.9 0.16 29 245 10964 -47.3 -50.8 67 3.5 -47.5 295 76 337.7 337.7 293.9 338.3 0.15 30 241 11073 -47.7 -52.3 59 4.6 -47.9 295 78 338.7 338.7 294.1 339.2 0.13 31 239 11128 -47.7 -56.7 35 9.0 -48.0 295 79 339.5 339.5 294.3 339.8 0.07 32 228 11437 -49.9 -53.9 63 4.0 -50.1 295 84 340.7 340.8 294.6 341.2 0.11 33 220 11670 -51.9 -56.2 60 4.3 -52.0 295 88 341.2 341.2 294.7 341.6 0.09 34 212 11909 -53.9 -58.5 57 4.6 -54.0 295 88 341.7 341.7 294.8 342.0 0.07 35 208 12031 -54.9 -64.9 28 10.0 -55.1 293 87 342.0 342.0 294.8 342.1 0.03 36 204 12154 -56.1 -63.1 41 7.0 -56.2 292 85 342.0 342.0 294.8 342.1 0.04 37 200 12280 -57.3 -67.3 27 10.0 -57.5 290 84 342.0 342.0 294.8 342.1 0.02 38 197 12375 -57.3 -73.3 11 16.0 -57.5 289 84 343.5 343.5 295.1 343.5 0.01 39 188 12668 -59.3 -71.3 20 12.0 -59.5 287 84 344.9 344.9 295.5 345.0 0.01 40 173 13186 -60.3 -76.3 11 16.0 -60.4 282 83 351.6 351.6 297.0 351.6 0.01 41 154 13908 -61.3 -80.3 6 19.0 -61.4 291 73 361.7 361.7 299.0 361.8 0.00 42 150 14070 -62.5 -79.5 8 17.0 -62.6 295 70 362.4 362.4 299.2 362.4 0.00 43 139 14534 -66.5 -80.5 12 14.0 -66.6 290 73 363.4 363.4 299.4 363.4 0.00 44 128 15035 -64.1 -84.1 5 20.0 -64.3 274 60 376.3 376.3 301.6 376.4 0.00 45 113 15788 -68.5 -84.5 8 16.0 -68.6 268 41 381.8 381.8 302.5 381.8 0.00 46 100 16520 -67.9 -85.9 6 18.0 -68.0 295 32 396.5 396.5 304.8 396.5 0.00 47 76 18158 -71.9 -87.9 7 16.0 -72.0 303 21 420.6 420.6 307.8 420.6 0.00 48 70 18650 -67.1 -88.1 4 21.0 -67.2 300 17 440.8 440.8 310.0 440.8 0.00 49 65 19098 -68.1 -88.1 4 20.0 -68.2 323 17 448.1 448.1 310.7 448.1 0.00 50 50 20700 -62.5 -87.5 2 25.0 -62.9 45 16 496.2 496.2 314.7 496.2 0.00 51 41 21933 -58.7 -85.7 2 27.0 -59.5 55 23 534.7 534.7 317.2 534.7 0.01 52 30 23900 -56.9 -85.9 1 29.0 -58.2 70 34 589.5 589.5 320.1 589.6 0.01 53 23 25588 -55.5 -84.5 2 29.0 -57.3 640.2 640.2 322.3 640.3 0.01 TRP 139 14534 -66.5 -80.5 12 14.0 -66.6 290 73 363.4 363.4 299.4 363.4 0.00 WND 220 11670 -51.9 -56.2 60 4.3 -52.0 295 88 341.2 341.2 294.7 341.6 0.09 Sounding variables and indices 1000-500 mb thick: 5695.00 m Freezing level: 636.00 mb = 3934.80 m = 12909.31 ft Wetbulb zero: 658.59 mb = 3651.79 m = 11980.80 ft Precipitable water: 1.55 inches Sfc-500 mean rel hum: 72.51 % Est. max temperature: 28.90 C = 84.03 F Sfc-Lift cond lev (LCL): 956.04 mb = 524.94 m = 1722.23 ft T: 21.32 C 700-500 lapse rate: 5.87 C/km ThetaE index: 10.96 C Layer 1000.0- 966.0 mb Conv cond level (CCL): 762.91 mb = 2439.62 m = 8003.91 ft Mean mixing ratio: 10.77 g/kg Conv temperature: 35.03 C = 95.05 F Cap Strength: 4.17 C Lifted Index: 2.63 C Risk: None Lifted Index @300 mb: 5.87 C Lifted Index @700 mb: 2.57 C Showalter Index: 4.45 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 16.70 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 172.80 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.44 J/kg Max Up Vert Vel: 7.13 m/s Conv Inhibition (B-): 33100.24 J/kg Cap Strength: 4.15 C Lift Cond Lev (LCL): 874.10 mb = 1295.16 m = 4249.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 17 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 1015 5 350 8 1.4 -7.9 | 89 14 -14.0 -0.3 1 1000 135 290 7 6.6 -2.4 | 121 10 -8.8 5.2 2 947 610 275 13 13.0 -1.1 | 159 7 -2.4 6.4 3 925 811 275 11 11.0 -1.0 | 146 8 -4.4 6.6 4 914 914 260 9 8.9 1.6 | 145 11 -6.5 9.1 5 851 1524 265 17 16.9 1.5 | 190 9 1.6 9.1 6 850 1533 260 18 17.7 3.1 | 192 11 2.4 10.7 7 820 1829 240 17 14.7 8.5 | 178 16 -0.6 16.1 8 791 2134 245 19 17.2 8.0 | 187 16 1.9 15.6 9 735 2743 260 23 22.7 4.0 | 212 14 7.3 11.6 10 709 3048 240 22 19.1 11.0 | 191 19 3.7 18.6 11 700 3156 240 20 17.3 10.0 | 186 18 2.0 17.6 12 683 3353 225 20 14.1 14.1 | 177 22 -1.2 21.7 13 632 3962 255 15 14.5 3.9 | 176 11 -0.9 11.5 14 609 4267 275 25 24.9 -2.2 | 240 11 9.5 5.4 15 586 4572 270 31 31.0 -0.0 | 244 17 15.6 7.6 16 564 4877 265 22 21.9 1.9 | 215 12 6.6 9.5 17 543 5182 270 49 49.0 -0.0 | 257 34 33.6 7.6 18 522 5486 290 41 38.5 -14.0 | 286 24 23.2 -6.4 19 500 5830 290 48 45.1 -16.4 | 287 31 29.7 -8.8 20 445 6706 295 51 46.2 -21.6 | 294 34 30.9 -14.0 21 400 7520 285 50 48.3 -12.9 | 279 33 32.9 -5.4 22 306 9449 290 57 53.6 -19.5 | 287 40 38.2 -11.9 23 300 9590 290 61 57.3 -20.9 | 288 44 42.0 -13.3 24 250 10830 295 74 67.1 -31.3 | 295 57 51.7 -23.7 25 220 11670 295 88 79.8 -37.2 | 295 71 64.4 -29.6 26 213 11887 295 88 79.8 -37.2 | 295 71 64.4 -29.6 27 200 12280 290 84 78.9 -28.7 | 288 67 63.6 -21.1 28 167 13411 280 83 81.7 -14.4 | 276 67 66.4 -6.8 29 150 14070 295 70 63.4 -29.6 | 295 53 48.1 -22.0 30 139 14534 290 73 68.6 -25.0 | 288 56 53.2 -17.4 31 137 14630 290 74 69.5 -25.3 | 288 57 54.2 -17.7 32 124 15240 265 52 51.8 4.5 | 252 38 36.4 12.1 33 106 16154 270 34 34.0 -0.0 | 248 20 18.6 7.6 34 101 16459 305 29 23.8 -16.6 | 317 12 8.4 -9.1 35 100 16520 295 32 29.0 -13.5 | 294 15 13.6 -5.9 36 96 16764 310 34 26.0 -21.9 | 323 18 10.7 -14.3 37 70 18650 300 17 14.7 -8.5 | 35 1 -0.6 -0.9 38 50 20700 45 16 -11.3 -11.3 | 82 27 -26.7 -3.7 39 30 23900 70 34 -31.9 -11.6 | 85 47 -47.3 -4.0 Wind Parameters Mean winds (0-6000m): 266.3 at 22.8 knts Storm direction: 296.3 at 17.1 knts Shear (0-3000m) pos: 2.0 neg: 3.7 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 105.0 deg Storm rel helicity (0-3000m) pos: 80.6 neg: -32.2 tot: 48.5 m^2/s^2 ave: 16.2 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.84 Bulk Shear: 30.45 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 ------------------------------------------------------------------------------- 500 290 9 123 8| 0.0 12.2 12.2| 26.1 0.0 26.1 52.3 0.81| 12.8 10.3 1000 279 10 138 8| 0.0 6.6 6.6| 31.5 -3.8 27.7 27.7 0.53| 10.2 5.4 1500 273 11 149 8| 2.3 4.4 6.7| 47.7 -3.8 44.0 29.3 0.64| 9.1 5.8 2000 264 13 164 9| 1.7 4.7 6.4| 52.6 -12.5 40.2 20.1 0.45| 9.0 4.1 2500 259 14 172 10| 2.3 3.7 6.1| 72.4 -12.5 59.9 24.0 0.52| 8.2 4.3 3000 258 16 180 11| 2.0 3.7 5.7| 80.6 -32.2 48.5 16.2 0.37| 8.4 3.1 4000 252 16 181 13| 2.1 2.8 4.9| 87.6 -61.2 26.4 6.6 0.22| 8.4 1.8 5000 257 18 192 12| 3.1 2.6 5.6|142.9 -81.5 61.4 12.3 0.27| 10.0 2.7 6000 266 23 219 12| 4.3 2.1 6.5|307.8 -81.5 226.3 37.7 0.35| 11.7 4.1 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251012.23.gif