UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101211.upa.cvt Date: 1100Z 12 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 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 1014 5 23.4 22.4 94 1.0 22.7 355 15 295.4 298.4 295.4 344.4 17.06 1 1000 125 23.0 20.7 87 2.3 21.4 355 25 296.1 299.0 294.6 340.9 15.55 2 978 320 24.4 17.4 65 7.0 19.6 4 20 299.4 301.8 293.6 337.1 12.89 3 958 501 24.0 13.0 50 11.0 16.9 352 19 300.8 302.6 291.7 329.9 9.87 4 925 807 22.0 12.0 53 10.0 15.6 350 20 301.8 303.6 291.7 330.1 9.56 5 909 959 22.4 10.4 47 12.0 14.8 354 22 303.7 305.3 291.7 329.9 8.74 6 855 1489 19.8 6.8 43 13.0 12.0 354 26 306.4 307.7 291.3 328.4 7.26 7 850 1539 19.4 6.4 43 13.0 11.7 350 23 306.5 307.8 291.2 328.1 7.11 8 700 3173 7.0 0.0 61 7.0 3.3 300 12 310.2 311.3 290.9 327.2 5.47 9 665 3592 3.6 -0.3 76 3.9 1.5 260 13 311.0 312.1 291.3 328.6 5.64 10 658 3678 3.6 -6.4 48 10.0 -1.0 255 14 311.9 312.6 289.8 323.4 3.60 11 620 4158 -0.7 -2.9 85 2.2 -1.8 259 20 312.4 313.3 291.2 328.0 4.99 12 581 4675 -3.5 -3.7 99 0.2 -3.6 276 32 315.0 315.9 291.9 330.9 5.01 13 566 4881 -4.3 -4.7 97 0.4 -4.5 284 38 316.4 317.3 292.2 331.6 4.77 14 508 5727 -8.9 -8.9 100 0.0 -8.9 308 26 320.7 321.5 292.6 333.3 3.84 15 500 5850 -9.5 -9.6 99 0.1 -9.5 305 29 321.5 322.2 292.7 333.6 3.69 16 400 7540 -19.9 -23.3 74 3.4 -20.8 310 34 329.1 329.4 292.9 334.3 1.46 17 397 7596 -19.9 -24.0 70 4.1 -21.0 313 34 329.8 330.1 293.0 334.7 1.38 18 357 8376 -26.3 -29.5 74 3.2 -26.9 287 47 331.4 331.6 293.0 334.8 0.93 19 347 8581 -28.3 -35.3 51 7.0 -29.4 286 51 331.4 331.5 292.6 333.4 0.55 20 327 9004 -31.9 -37.9 55 6.0 -32.7 284 58 332.1 332.2 292.7 333.8 0.45 21 312 9336 -33.9 -37.9 67 4.0 -34.4 282 64 333.8 333.9 293.2 335.6 0.47 22 305 9495 -34.9 -42.9 44 8.0 -35.7 281 67 334.6 334.7 293.2 335.7 0.28 23 300 9610 -35.5 -40.5 60 5.0 -36.0 280 69 335.3 335.4 293.5 336.8 0.37 24 296 9703 -36.1 -40.2 66 4.1 -36.5 281 69 335.8 335.9 293.6 337.3 0.39 25 279 10110 -39.5 -42.5 73 3.0 -39.8 284 71 336.6 336.7 293.8 337.9 0.32 26 275 10209 -40.5 -45.5 59 5.0 -40.9 285 71 336.6 336.6 293.7 337.5 0.24 27 257 10666 -44.1 -46.1 80 2.0 -44.2 288 73 337.8 337.9 294.0 338.8 0.24 28 250 10850 -45.9 -49.8 65 3.9 -46.1 290 74 337.8 337.9 293.9 338.5 0.16 29 232 11343 -49.7 -56.3 46 6.6 -49.9 285 81 339.4 339.4 294.3 339.7 0.08 30 211 11958 -54.5 -64.5 28 10.0 -54.7 280 72 341.2 341.2 294.6 341.3 0.03 31 209 12019 -54.5 -62.5 37 8.0 -54.7 279 71 342.1 342.1 294.8 342.3 0.04 32 202 12236 -55.3 -69.3 16 14.0 -55.5 276 66 344.2 344.2 295.3 344.3 0.02 33 200 12300 -55.3 -68.3 18 13.0 -55.5 275 64 345.2 345.2 295.6 345.3 0.02 34 178 13035 -60.1 -68.1 34 8.0 -60.2 279 60 349.0 349.0 296.4 349.1 0.02 35 150 14090 -65.1 -77.1 18 12.0 -65.2 275 68 357.9 357.9 298.3 358.0 0.01 36 143 14380 -66.3 -78.3 17 12.0 -66.4 275 68 360.8 360.8 298.8 360.8 0.01 37 139 14552 -63.9 -77.9 13 14.0 -64.0 275 68 367.9 367.9 300.2 368.0 0.01 38 109 16011 -71.7 -82.7 18 11.0 -71.8 305 45 379.7 379.7 302.2 379.7 0.00 39 106 16175 -71.1 -78.1 35 7.0 -71.1 305 44 383.9 383.9 302.9 383.9 0.01 40 100 16520 -70.5 -83.5 13 13.0 -70.6 270 36 391.5 391.5 304.0 391.5 0.00 41 84 17556 -71.7 -83.7 15 12.0 -71.8 266 24 409.1 409.1 306.4 409.1 0.00 42 74 18312 -68.5 -83.5 10 15.0 -68.6 262 13 430.9 430.9 308.9 431.0 0.01 43 70 18650 -64.1 -82.1 7 18.0 -64.3 260 8 447.3 447.3 310.6 447.3 0.01 44 65 19100 -66.9 -82.9 9 16.0 -67.1 223 8 450.7 450.7 310.9 450.7 0.01 45 50 20700 -62.7 -81.7 6 19.0 -63.1 90 7 495.7 495.7 314.7 495.8 0.01 46 47 21084 -60.3 -80.3 6 20.0 -60.9 510.3 510.3 315.7 510.4 0.01 47 34 23103 -60.1 -81.1 5 21.0 -60.9 560.4 560.4 318.6 560.5 0.02 48 31 23679 -60.9 -82.9 4 22.0 -61.7 573.2 573.2 319.3 573.3 0.01 TRP 109 16011 -71.7 -82.7 18 11.0 -71.8 305 45 379.7 379.7 302.2 379.7 0.00 WND 232 11343 -49.7 -56.3 46 6.6 -49.9 285 81 339.4 339.4 294.3 339.7 0.08 Sounding variables and indices 1000-500 mb thick: 5725.00 m Freezing level: 626.19 mb = 4079.73 m = 13384.79 ft Wetbulb zero: 660.71 mb = 3644.86 m = 11958.07 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 68.92 % Est. max temperature: 33.99 C = 93.18 F Sfc-Lift cond lev (LCL): 999.70 mb = 127.60 m = 418.65 ft T: 23.02 C 700-500 lapse rate: 6.16 C/km ThetaE index: 14.47 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 759.33 mb = 2488.36 m = 8163.80 ft Mean mixing ratio: 11.84 g/kg Conv temperature: 36.81 C = 98.25 F Cap Strength: 6.01 C Lifted Index: -0.32 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.01 C Lifted Index @700 mb: 1.15 C Showalter Index: 2.67 C Risk: Showers probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 15.90 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 151.80 Risk: None Energy Index: 1.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100.96 J/kg Max Up Vert Vel: 14.21 m/s Conv Inhibition (B-): 332.89 J/kg Cap Strength: 6.01 C Lift Cond Lev (LCL): 862.78 mb = 1410.10 m = 4626.26 ft Lev Free Conv (LFC): 647.78 mb = 3804.43 m = 12481.58 ft Equ Level (EL): 447.78 mb = 6685.36 m = 21933.33 ft B at Equ Level: 100.30 J/kg Max Parcel Lev (MPL): 297.78 mb = 9661.48 m = 31697.37 ft Wind level data Storm motion: 340 at 16 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 1014 5 355 15 1.3 -14.9 | 94 4 -4.3 0.3 1 1000 125 355 25 2.2 -24.9 | 20 10 -3.5 -9.6 2 980 305 5 20 -1.7 -19.9 | 58 9 -7.4 -4.7 3 946 610 345 19 4.9 -18.4 | 13 3 -0.7 -3.1 4 925 807 350 20 3.5 -19.7 | 26 5 -2.2 -4.4 5 914 914 355 22 1.9 -21.9 | 29 8 -3.7 -6.6 6 882 1219 350 22 3.8 -21.7 | 16 7 -1.8 -6.4 7 851 1524 355 26 2.3 -25.9 | 18 11 -3.4 -10.6 8 850 1539 350 23 4.0 -22.7 | 13 8 -1.7 -7.4 9 821 1829 350 23 4.0 -22.7 | 13 8 -1.7 -7.4 10 792 2134 325 20 11.5 -16.4 | 281 6 5.8 -1.1 11 737 2743 300 16 13.9 -8.0 | 228 11 8.2 7.3 12 710 3048 290 14 13.2 -4.8 | 216 13 7.5 10.5 13 700 3173 300 12 10.4 -6.0 | 207 10 4.7 9.3 14 684 3353 275 12 12.0 -1.0 | 204 16 6.3 14.2 15 659 3658 255 14 13.5 3.6 | 203 20 7.9 18.9 16 610 4267 260 22 21.7 3.8 | 220 25 16.0 19.1 17 565 4877 285 38 36.7 -9.8 | 260 32 31.1 5.4 18 523 5486 315 20 14.1 -14.1 | 262 9 8.5 1.1 19 500 5850 305 29 23.8 -16.6 | 274 18 18.1 -1.4 20 465 6401 295 37 33.5 -15.6 | 271 28 27.9 -0.4 21 400 7540 310 34 26.0 -21.9 | 288 21 20.4 -6.6 22 396 7620 315 34 24.0 -24.0 | 296 20 18.4 -8.8 23 379 7925 290 40 37.6 -13.7 | 267 32 31.9 1.6 24 300 9610 280 69 68.0 -12.0 | 267 62 62.3 3.3 25 250 10850 290 74 69.5 -25.3 | 279 65 63.9 -10.0 26 232 11343 285 81 78.2 -21.0 | 274 73 72.6 -5.7 27 224 11582 285 81 78.2 -21.0 | 274 73 72.6 -5.7 28 200 12300 275 64 63.8 -5.6 | 261 59 58.1 9.7 29 176 13106 280 59 58.1 -10.2 | 265 53 52.4 5.0 30 159 13716 280 75 73.9 -13.0 | 268 68 68.2 2.2 31 150 14090 275 68 67.7 -5.9 | 261 63 62.1 9.3 32 137 14630 275 68 67.7 -5.9 | 261 63 62.1 9.3 33 124 15240 290 43 40.4 -14.7 | 269 35 34.8 0.6 34 118 15545 305 44 36.0 -25.2 | 288 32 30.4 -10.0 35 112 15850 295 50 45.3 -21.1 | 278 40 39.7 -5.9 36 109 16011 305 45 36.9 -25.8 | 289 33 31.2 -10.5 37 101 16459 305 42 34.4 -24.1 | 287 30 28.8 -8.8 38 100 16520 270 36 36.0 -0.0 | 243 34 30.3 15.3 39 96 16764 270 36 36.0 -0.0 | 243 34 30.3 15.3 40 70 18650 260 8 7.9 1.4 | 188 17 2.2 16.7 41 50 20700 90 7 -7.0 0.0 | 140 20 -12.7 15.3 Wind Parameters Mean winds (0-6000m): 309.7 at 21.7 knts Storm direction: 339.7 at 16.3 knts Shear (0-3000m) pos: 1.1 neg: 3.5 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 122.9 deg Storm rel helicity (0-3000m) pos: 14.2 neg: -56.2 tot: -42.0 m^2/s^2 ave: -14.0 10^-3 m/s^2 rel: -0.47 Storm rel vorticity (0-3000m) horiz: 9.7 stream: -4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.51 Bulk Shear: 40.18 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 ------------------------------------------------------------------------------- 500 358 21 42 7| 0.0 4.6 4.6| 12.3 -13.6 -1.4 -2.7 -0.27| 19.6 -5.3 1000 354 20 35 6| 1.4 2.3 3.7| 13.6 -16.0 -2.4 -2.4 -0.23| 13.4 -3.1 1500 353 21 29 7| 2.2 1.5 3.8| 14.2 -18.2 -4.0 -2.7 -0.22| 10.8 -2.4 2000 352 22 23 7| 1.7 2.1 3.8| 14.2 -28.3 -14.1 -7.1 -0.32| 10.5 -3.4 2500 347 21 8 5| 1.3 3.3 4.7| 14.2 -42.6 -28.4 -11.4 -0.43| 10.4 -4.5 3000 341 20 346 4| 1.1 3.5 4.6| 14.2 -56.2 -42.0 -14.0 -0.47| 9.7 -4.5 4000 329 19 279 4| 0.8 3.9 4.8| 35.5 -66.8 -31.3 -7.8 -0.36| 9.3 -3.3 5000 312 21 262 10| 2.7 3.2 5.9|213.6 -66.8 146.9 29.4 -0.02| 10.4 -0.2 6000 310 22 263 11| 2.1 3.2 5.3|231.0 -70.2 160.8 26.8 0.01| 11.3 0.1 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251012.11.gif