UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 4 DEC 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 1019 5 24.2 16.2 61 8.0 18.9 355 6 295.8 297.8 291.3 328.7 11.43 1 1000 172 21.4 14.4 64 7.0 16.9 15 7 294.5 296.4 290.0 324.3 10.36 2 998 189 21.2 14.2 64 7.0 16.7 14 8 294.5 296.4 289.9 323.9 10.25 3 941 696 16.6 14.1 85 2.5 15.0 336 6 294.8 296.8 290.5 325.9 10.81 4 925 842 15.6 12.5 82 3.1 13.7 325 4 295.3 297.0 289.9 323.7 9.89 5 913 953 14.8 11.3 80 3.5 12.7 278 1 295.5 297.2 289.5 322.2 9.25 6 896 1112 15.8 4.8 48 11.0 9.7 250 2 298.2 299.3 287.4 316.0 6.02 7 890 1169 15.4 10.4 72 5.0 12.3 240 2 298.3 300.0 290.1 324.4 8.93 8 875 1314 16.6 -0.4 31 17.0 7.9 214 3 301.0 301.8 286.7 313.9 4.24 9 850 1560 15.2 6.2 55 9.0 10.0 170 4 302.1 303.4 289.7 323.0 7.01 10 824 1822 12.8 7.8 72 5.0 9.8 199 10 302.2 303.7 290.6 326.3 8.08 11 803 2038 12.0 3.0 54 9.0 7.1 170 15 303.6 304.7 289.2 321.5 5.92 12 741 2704 5.6 1.5 75 4.1 3.4 126 13 303.7 304.8 289.1 321.1 5.76 13 736 2759 5.8 -8.2 36 14.0 -0.2 116 13 304.5 305.0 286.5 313.2 2.80 14 727 2860 5.6 -12.4 26 18.0 -1.4 79 10 305.4 305.7 285.9 311.8 2.03 15 718 2962 6.4 -23.6 10 30.0 -2.9 41 8 307.3 307.5 285.3 310.0 0.79 16 700 3170 5.2 -20.8 13 26.0 -3.3 325 3 308.2 308.4 285.9 311.7 1.04 17 687 3322 4.0 -23.0 12 27.0 -4.3 235 9 308.6 308.7 285.8 311.5 0.87 18 669 3538 5.2 -37.8 3 43.0 -4.8 197 11 312.3 312.3 286.4 313.1 0.22 19 663 3612 5.0 -37.0 3 42.0 -5.0 190 11 312.8 312.9 286.6 313.7 0.24 20 530 5398 -6.5 -42.5 4 36.0 -13.0 228 15 319.7 319.8 288.9 320.4 0.17 21 500 5850 -9.9 -41.9 5 32.0 -15.4 250 24 321.0 321.0 289.3 321.7 0.19 22 406 7421 -22.1 -50.1 6 28.0 -25.1 255 30 324.9 324.9 290.3 325.3 0.10 23 400 7530 -22.7 -30.7 48 8.0 -24.2 255 30 325.5 325.6 291.2 328.2 0.74 24 399 7548 -22.7 -30.7 48 8.0 -24.2 255 30 325.7 325.9 291.3 328.4 0.74 25 395 7622 -23.5 -31.5 48 8.0 -25.0 255 30 325.6 325.8 291.2 328.1 0.69 26 392 7677 -23.9 -49.9 7 26.0 -26.6 256 30 325.8 325.8 290.6 326.2 0.10 27 376 7978 -26.5 -32.5 57 6.0 -27.5 257 31 326.3 326.4 291.3 328.7 0.66 28 361 8270 -29.3 -40.3 34 11.0 -30.6 259 31 326.3 326.4 291.0 327.5 0.32 29 353 8428 -30.7 -35.6 62 4.9 -31.4 259 32 326.6 326.7 291.3 328.5 0.52 30 332 8860 -33.3 -40.3 49 7.0 -34.1 270 27 328.8 328.8 291.7 330.1 0.34 31 324 9030 -34.7 -44.7 36 10.0 -35.6 264 27 329.1 329.2 291.7 330.0 0.22 32 314 9247 -36.7 -43.7 48 7.0 -37.3 257 27 329.3 329.4 291.8 330.3 0.25 33 312 9291 -37.1 -48.1 31 11.0 -37.9 255 27 329.4 329.4 291.7 330.0 0.16 34 300 9560 -39.5 -45.5 53 6.0 -39.9 255 25 329.7 329.7 291.9 330.5 0.22 35 286 9885 -42.5 -47.5 58 5.0 -42.8 255 25 329.9 330.0 291.9 330.7 0.18 36 276 10124 -44.9 -49.9 57 5.0 -45.2 255 26 329.8 329.9 291.8 330.4 0.14 37 255 10650 -48.5 -58.5 30 10.0 -48.8 269 30 332.1 332.1 292.3 332.3 0.06 38 250 10780 -48.5 -69.5 7 21.0 -48.9 260 35 334.0 334.0 292.8 334.0 0.01 39 222 11561 -50.9 -71.9 7 21.0 -51.3 263 46 341.8 341.8 294.8 341.9 0.01 40 200 12240 -53.1 -76.1 4 23.0 -53.4 265 56 348.7 348.7 296.4 348.7 0.01 41 161 13623 -56.5 -81.5 3 25.0 -56.8 261 76 365.3 365.3 299.7 365.3 0.00 42 160 13663 -56.1 -81.1 3 25.0 -56.4 261 76 366.6 366.6 299.9 366.6 0.00 43 150 14070 -58.3 -82.1 3 23.8 -58.6 260 82 369.6 369.6 300.5 369.6 0.00 44 100 16530 -72.3 -88.3 7 16.0 -72.3 280 39 388.0 388.0 303.5 388.0 0.00 45 97 16708 -73.1 -88.1 8 15.0 -73.2 280 45 389.9 389.9 303.8 389.9 0.00 46 93 16955 -71.3 -87.3 8 16.0 -71.3 273 37 398.1 398.1 304.9 398.2 0.00 47 79 17908 -75.1 -89.1 10 14.0 -75.2 240 26 409.3 409.3 306.4 409.3 0.00 48 70 18610 -73.9 -88.9 8 15.0 -74.0 215 18 426.3 426.3 308.4 426.3 0.00 49 60 19519 -71.7 -90.7 4 19.0 -71.8 149 15 450.4 450.4 310.9 450.4 0.00 50 53 20264 -65.9 -89.9 2 24.0 -66.1 95 12 480.1 480.1 313.5 480.1 0.00 51 50 20620 -65.3 -89.3 2 24.0 -65.6 70 11 489.6 489.6 314.2 489.6 0.00 52 43 21543 -62.3 -89.3 2 27.0 -62.8 70 11 518.6 518.6 316.2 518.6 0.00 53 34 22992 -62.3 -89.3 2 27.0 -62.9 70 12 554.6 554.6 318.3 554.6 0.00 54 30 23770 -59.1 -88.1 1 29.0 -60.1 70 12 583.5 583.5 319.8 583.6 0.01 55 20 26340 -53.5 -84.5 1 31.0 -56.1 80 7 672.4 672.4 323.5 672.5 0.02 56 18 27022 -50.7 -84.7 1 34.0 -54.2 701.8 701.8 324.5 701.9 0.02 TRP 97 16708 -73.1 -88.1 8 15.0 -73.2 280 45 389.9 389.9 303.8 389.9 0.00 WND 150 14070 -58.3 -82.1 3 23.8 -58.6 260 82 369.6 369.6 300.5 369.6 0.00 Sounding variables and indices 1000-500 mb thick: 5678.00 m Freezing level: 605.17 mb = 4388.37 m = 14397.38 ft Wetbulb zero: 736.22 mb = 2756.80 m = 9044.50 ft Precipitable water: 0.96 inches Sfc-500 mean rel hum: 32.92 % Est. max temperature: 29.75 C = 85.55 F Sfc-Lift cond lev (LCL): 906.18 mb = 1016.27 m = 3334.18 ft T: 15.20 C 700-500 lapse rate: 5.63 C/km ThetaE index: 16.29 C Layer 803.0- 700.0 mb Conv cond level (CCL): 793.92 mb = 2132.67 m = 6996.86 ft Mean mixing ratio: 10.51 g/kg Conv temperature: 32.13 C = 89.83 F Cap Strength: 4.95 C Lifted Index: 3.79 C Risk: None Lifted Index @300 mb: 4.02 C Lifted Index @700 mb: 2.72 C Showalter Index: 4.85 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 16.10 C K Index: 5.30 Risk: None Sweat Index: 106.40 Risk: None Energy Index: -0.10 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.36 J/kg Max Up Vert Vel: 2.59 m/s Conv Inhibition (B-): 36891.33 J/kg Cap Strength: 4.93 C Lift Cond Lev (LCL): 900.78 mb = 1066.99 m = 3500.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 235 at 8 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 1019 5 355 6 0.5 -6.0 | 29 12 -5.9 -10.5 1 1000 172 15 7 -1.8 -6.8 | 36 14 -8.3 -11.3 2 985 305 5 12 -1.0 -12.0 | 24 18 -7.5 -16.4 3 925 842 325 4 2.3 -3.3 | 28 9 -4.2 -7.8 4 917 914 285 1 1.0 -0.3 | 49 7 -5.5 -4.8 5 850 1560 170 4 -0.7 3.9 | 86 7 -7.1 -0.6 6 823 1829 200 10 3.4 9.4 | 148 6 -3.0 4.9 7 793 2134 155 17 -7.2 15.4 | 129 17 -13.6 10.9 8 765 2438 160 14 -4.8 13.2 | 128 14 -11.2 8.7 9 737 2743 120 13 -11.3 6.5 | 96 18 -17.7 2.0 10 700 3170 325 3 1.7 -2.5 | 34 8 -4.7 -6.9 11 684 3353 215 10 5.7 8.2 | 169 4 -0.7 3.7 12 658 3658 185 11 1.0 11.0 | 140 8 -5.5 6.5 13 610 4267 210 10 5.0 8.7 | 161 4 -1.4 4.2 14 565 4877 205 10 4.2 9.1 | 154 5 -2.2 4.6 15 544 5182 235 11 9.0 6.3 | 235 3 2.6 1.8 16 523 5486 225 17 12.0 12.0 | 217 9 5.6 7.5 17 504 5791 250 24 22.6 8.2 | 257 17 16.1 3.7 18 500 5850 250 24 22.6 8.2 | 257 17 16.1 3.7 19 400 7530 255 30 29.0 7.8 | 262 23 22.5 3.3 20 347 8534 260 32 31.5 5.6 | 268 25 25.1 1.1 21 332 8839 270 27 27.0 -0.0 | 282 21 20.6 -4.5 22 305 9449 250 27 25.4 9.2 | 256 20 18.9 4.7 23 300 9560 255 25 24.1 6.5 | 264 18 17.7 2.0 24 266 10363 255 26 25.1 6.7 | 263 19 18.7 2.2 25 254 10668 270 30 30.0 -0.0 | 281 24 23.6 -4.5 26 250 10780 260 35 34.5 6.1 | 267 28 28.0 1.6 27 200 12240 265 56 55.8 4.9 | 270 49 49.3 0.4 28 150 14070 260 82 80.8 14.2 | 263 75 74.3 9.7 29 144 14326 260 82 80.8 14.2 | 263 75 74.3 9.7 30 118 15545 260 66 65.0 11.5 | 263 59 58.6 7.0 31 100 16530 280 39 38.4 -6.8 | 289 34 32.0 -11.3 32 97 16708 280 45 44.3 -7.8 | 288 40 37.9 -12.3 33 96 16764 280 39 38.4 -6.8 | 289 34 32.0 -11.3 34 70 18610 215 18 10.3 14.7 | 201 11 3.9 10.3 35 50 20620 70 11 -10.3 -3.8 | 64 19 -16.8 -8.3 36 30 23770 70 12 -11.3 -4.1 | 64 20 -17.7 -8.6 37 20 26340 80 7 -6.9 -1.2 | 67 15 -13.3 -5.7 Wind Parameters Mean winds (0-6000m): 205.1 at 10.5 knts Storm direction: 235.1 at 7.9 knts Shear (0-3000m) pos: 0.0 neg: 0.6 tot: 0.6 10-3/s Storm rel Dir Shear (0-3000m): 11.6 deg Storm rel helicity (0-3000m) pos: 29.4 neg: -142.6 tot: -113.2 m^2/s^2 ave: -37.7 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 12.5 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 47.96 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 3 9 27 15| 0.0 3.2 3.2| 2.8 -16.4 -13.6 -27.2 -0.26| 11.6 -3.0 1000 358 7 28 13| 0.0 3.1 3.1| 12.4 -16.7 -4.3 -4.3 0.06| 10.6 0.6 1500 355 5 31 12| 0.0 3.3 3.3| 17.5 -16.7 0.9 0.6 0.19| 8.6 1.6 2000 329 6 18 10| 0.0 5.2 5.2| 29.4 -19.9 9.5 4.7 0.27| 9.9 2.7 2500 159 8 108 10| 0.0 4.0 4.0| 29.4 -40.1 -10.7 -4.3 0.11| 9.9 1.1 3000 142 9 101 12| 0.0 0.6 0.6| 29.4-142.6-113.2 -37.7 -0.25| 12.5 -3.1 4000 167 9 116 9| 2.2 0.5 2.7| 31.6-159.2-127.5 -31.9 -0.34| 13.3 -4.5 5000 182 9 127 8| 1.8 0.4 2.1| 34.9-159.7-124.8 -25.0 -0.30| 11.2 -3.4 6000 205 10 158 5| 2.6 0.3 2.9| 66.6-161.6 -94.9 -15.8 -0.17| 11.1 -1.9 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251204.23.gif