UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101011.upa.cvt Date: 1100Z 10 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 10 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 1017 5 22.8 20.3 86 2.5 21.1 10 16 294.5 297.2 293.6 337.2 14.90 1 1000 152 21.6 19.8 90 1.8 20.4 10 21 294.8 297.4 293.5 336.8 14.69 2 978 345 19.8 18.7 93 1.1 19.1 2 23 294.8 297.3 293.0 334.9 14.01 3 925 827 20.6 14.6 68 6.0 16.7 360 11 300.4 302.5 292.7 333.7 11.37 4 896 1103 21.4 12.4 56 9.0 15.5 343 5 303.9 305.8 292.9 334.2 10.15 5 863 1427 19.2 12.2 64 7.0 14.7 350 1 304.9 306.9 293.3 336.1 10.40 6 850 1558 20.0 3.0 32 17.0 10.4 0 0 307.1 308.1 290.0 324.2 5.59 7 840 1660 20.8 -6.2 16 27.0 7.7 30 0 309.0 309.5 288.1 318.1 2.86 8 782 2273 14.8 9.8 72 5.0 11.6 189 3 308.9 310.8 294.0 338.7 9.78 9 700 3202 9.4 -1.6 46 11.0 3.7 290 11 312.9 313.8 291.2 328.2 4.86 10 674 3514 7.6 -6.4 36 14.0 1.0 288 13 314.3 315.0 290.5 325.6 3.51 11 626 4117 3.2 -17.8 20 21.0 -4.4 258 14 316.0 316.3 289.0 321.0 1.51 12 532 5409 -7.5 -16.5 48 9.0 -10.6 255 19 318.2 318.6 290.2 324.8 1.98 13 522 5556 -8.3 -18.3 44 10.0 -11.6 261 20 319.0 319.3 290.2 324.8 1.73 14 520 5586 -8.1 -21.1 34 13.0 -12.1 264 20 319.6 319.8 290.0 324.2 1.37 15 517 5631 -7.9 -14.9 57 7.0 -10.5 268 21 320.3 320.8 291.2 328.1 2.33 16 500 5890 -9.5 -15.5 62 6.0 -11.6 285 23 321.5 321.9 291.5 329.1 2.29 17 493 5999 -10.1 -16.1 61 6.0 -12.2 286 24 322.0 322.5 291.6 329.5 2.21 18 472 6334 -11.1 -26.1 28 15.0 -15.1 290 25 324.8 325.0 291.2 328.2 0.96 19 423 7165 -18.1 -35.1 21 17.0 -21.2 284 28 326.2 326.3 291.1 327.9 0.46 20 403 7525 -21.1 -32.1 37 11.0 -23.2 280 24 326.9 327.0 291.5 329.2 0.64 21 400 7580 -22.1 -29.1 53 7.0 -23.5 280 23 326.3 326.4 291.5 329.4 0.86 22 398 7617 -22.3 -26.4 69 4.1 -23.2 279 24 326.5 326.7 291.8 330.4 1.11 23 386 7841 -24.3 -28.5 68 4.2 -25.2 273 27 326.7 326.9 291.7 330.1 0.94 24 381 7936 -23.1 -26.3 75 3.2 -23.8 270 29 329.5 329.8 292.7 333.7 1.17 25 367 8209 -25.3 -27.4 83 2.1 -25.8 279 43 330.1 330.4 292.8 334.1 1.10 26 334 8886 -30.7 -34.4 70 3.7 -31.3 275 43 331.8 331.9 292.8 334.1 0.62 27 329 8993 -30.9 -42.9 30 12.0 -32.2 273 45 332.9 333.0 292.8 333.9 0.26 28 303 9571 -36.3 -47.3 31 11.0 -37.2 266 59 333.3 333.3 292.8 334.0 0.18 29 300 9640 -36.5 -44.5 43 8.0 -37.2 265 61 333.9 334.0 293.0 334.9 0.24 30 284 10018 -39.7 -44.7 59 5.0 -40.1 265 61 334.6 334.7 293.2 335.6 0.25 31 275 10238 -41.1 -44.6 69 3.5 -41.4 265 62 335.7 335.7 293.5 336.7 0.26 32 250 10880 -45.5 -49.9 61 4.4 -45.7 265 63 338.4 338.5 294.1 339.1 0.16 33 247 10960 -46.1 -50.1 64 4.0 -46.3 265 63 338.7 338.7 294.1 339.3 0.16 34 242 11096 -46.7 -55.7 35 9.0 -47.1 265 64 339.8 339.8 294.3 340.1 0.08 35 237 11234 -47.9 -55.9 39 8.0 -48.2 265 64 340.0 340.0 294.4 340.4 0.08 36 227 11516 -49.7 -69.7 8 20.0 -50.1 265 65 341.5 341.5 294.7 341.5 0.01 37 200 12330 -56.9 -70.9 15 14.0 -57.1 265 67 342.7 342.7 295.0 342.7 0.01 38 183 12887 -59.9 -74.9 12 15.0 -60.0 258 66 346.6 346.6 295.9 346.6 0.01 39 163 13606 -61.1 -79.3 7 18.1 -61.3 255 79 356.2 356.2 298.0 356.2 0.00 40 152 14038 -61.9 -81.9 5 20.0 -62.0 251 62 362.1 362.1 299.1 362.1 0.00 41 150 14120 -62.5 -81.5 6 19.0 -62.6 250 58 362.4 362.4 299.2 362.4 0.00 42 135 14763 -66.5 -77.5 20 11.0 -66.6 264 44 366.4 366.4 299.9 366.4 0.01 43 128 15084 -68.5 -83.5 10 15.0 -68.6 274 42 368.4 368.4 300.3 368.4 0.00 44 123 15322 -69.7 -79.7 22 10.0 -69.8 275 46 370.5 370.5 300.7 370.5 0.01 45 120 15469 -68.7 -86.7 6 18.0 -68.8 266 43 374.9 374.9 301.4 374.9 0.00 46 100 16550 -72.5 -85.5 12 13.0 -72.5 275 27 387.6 387.7 303.5 387.7 0.00 47 95 16851 -73.7 -86.7 12 13.0 -73.7 260 28 391.0 391.0 303.9 391.0 0.00 48 82 17719 -71.3 -88.3 6 17.0 -71.4 255 20 412.7 412.7 306.9 412.7 0.00 49 79 17942 -67.9 -87.9 4 20.0 -68.0 254 18 424.2 424.2 308.2 424.2 0.00 50 70 18670 -68.1 -89.1 3 21.0 -68.2 250 11 438.7 438.7 309.7 438.7 0.00 51 55 20133 -62.3 -88.3 2 26.0 -62.7 347 8 483.3 483.3 313.7 483.3 0.00 52 50 20720 -62.3 -88.3 2 26.0 -62.7 25 7 496.7 496.7 314.7 496.7 0.00 53 45 21369 -61.3 -88.3 2 27.0 -61.9 38 11 514.3 514.3 315.9 514.3 0.00 54 30 23890 -59.1 -88.1 1 29.0 -60.1 90 28 583.5 583.5 319.8 583.6 0.01 55 20 26460 -54.5 -85.5 1 31.0 -56.8 90 41 669.4 669.4 323.4 669.4 0.01 56 17 27500 -54.9 -85.9 1 31.0 -57.4 699.9 699.9 324.4 700.0 0.01 TRP 95 16851 -73.7 -86.7 12 13.0 -73.7 260 28 391.0 391.0 303.9 391.0 0.00 WND 163 13606 -61.1 -79.3 7 18.1 -61.3 255 79 356.2 356.2 298.0 356.2 0.00 Sounding variables and indices 1000-500 mb thick: 5738.00 m Freezing level: 597.89 mb = 4503.44 m = 14774.87 ft Wetbulb zero: 665.17 mb = 3621.93 m = 11882.84 ft Precipitable water: 1.44 inches Sfc-500 mean rel hum: 49.88 % Est. max temperature: 33.14 C = 91.64 F Sfc-Lift cond lev (LCL): 980.77 mb = 320.31 m = 1050.89 ft T: 20.03 C 700-500 lapse rate: 7.03 C/km ThetaE index: 18.02 C Layer 850.0- 782.0 mb Conv cond level (CCL): 771.59 mb = 2385.08 m = 7824.98 ft Mean mixing ratio: 13.26 g/kg Conv temperature: 37.76 C = 99.97 F Cap Strength: 7.42 C Lifted Index: -0.61 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.57 C Lifted Index @700 mb: 3.29 C Showalter Index: 4.60 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 29.50 C Cross Totals Index: 12.50 C K Index: 21.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 59.00 Risk: None Energy Index: 1.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 112.38 J/kg Max Up Vert Vel: 14.99 m/s Conv Inhibition (B-): 504.77 J/kg Cap Strength: 7.09 C Lift Cond Lev (LCL): 923.79 mb = 838.33 m = 2750.38 ft Lev Free Conv (LFC): 568.79 mb = 4877.95 m = 16003.58 ft Equ Level (EL): 478.79 mb = 6224.00 m = 20419.69 ft B at Equ Level: 61.71 J/kg Max Parcel Lev (MPL): 238.79 mb = 11183.82 m = 36691.89 ft Wind level data Storm motion: 318 at 9 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 1017 5 10 16 -2.8 -15.8 | 46 13 -9.0 -8.8 1 1000 152 10 21 -3.6 -20.7 | 36 17 -9.9 -13.7 2 983 305 5 22 -1.9 -21.9 | 29 17 -8.2 -15.0 3 949 610 345 28 7.2 -27.0 | 357 20 1.0 -20.1 4 925 827 360 11 -0.0 -11.0 | 57 7 -6.3 -4.1 5 916 914 5 9 -0.8 -9.0 | 74 7 -7.1 -2.0 6 884 1219 330 3 1.5 -2.6 | 132 6 -4.8 4.3 7 853 1524 0 0 -0.0 -0.0 | 138 9 -6.3 6.9 8 850 1558 0 0 -0.0 -0.0 | 138 9 -6.3 6.9 9 794 2134 175 2 -0.2 2.0 | 144 11 -6.4 8.9 10 700 3202 290 11 10.3 -3.8 | 232 5 4.1 3.2 11 687 3353 295 13 11.8 -5.5 | 255 6 5.5 1.4 12 613 4267 250 14 13.2 4.8 | 210 14 6.9 11.7 13 526 5486 255 19 18.4 4.9 | 226 17 12.1 11.8 14 506 5791 285 23 22.2 -6.0 | 266 16 15.9 1.0 15 500 5890 285 23 22.2 -6.0 | 266 16 15.9 1.0 16 449 6706 295 27 24.5 -11.4 | 284 19 18.2 -4.5 17 431 7010 285 30 29.0 -7.8 | 272 23 22.7 -0.8 18 400 7580 280 23 22.7 -4.0 | 260 17 16.4 2.9 19 381 7925 270 29 29.0 -0.0 | 253 24 22.7 6.9 20 365 8230 280 45 44.3 -7.8 | 271 38 38.0 -0.9 21 335 8839 275 42 41.8 -3.7 | 265 36 35.6 3.3 22 300 9640 265 61 60.8 5.3 | 257 56 54.5 12.2 23 295 9754 265 61 60.8 5.3 | 257 56 54.5 12.2 24 250 10880 265 63 62.8 5.5 | 258 58 56.5 12.4 25 200 12330 265 67 66.7 5.8 | 258 62 60.5 12.8 26 177 13106 255 66 63.8 17.1 | 247 62 57.5 24.0 27 163 13606 255 79 76.3 20.4 | 249 75 70.0 27.4 28 160 13716 255 79 76.3 20.4 | 249 75 70.0 27.4 29 150 14120 250 58 54.5 19.8 | 241 55 48.2 26.8 30 145 14326 250 60 56.4 20.5 | 241 57 50.1 27.5 31 131 14935 270 37 37.0 -0.0 | 257 32 30.7 6.9 32 124 15240 280 48 47.3 -8.3 | 272 41 41.0 -1.4 33 118 15545 260 41 40.4 7.1 | 248 37 34.1 14.1 34 100 16550 275 27 26.9 -2.4 | 257 21 20.6 4.6 35 96 16764 275 27 26.9 -2.4 | 257 21 20.6 4.6 36 95 16851 260 28 27.6 4.9 | 241 24 21.3 11.8 37 70 18670 250 11 10.3 3.8 | 201 11 4.1 10.7 38 50 20720 25 7 -3.0 -6.3 | 94 9 -9.2 0.6 39 30 23890 90 28 -28.0 0.0 | 101 35 -34.3 6.9 40 20 26460 90 41 -41.0 0.0 | 98 48 -47.3 6.9 Wind Parameters Mean winds (0-6000m): 287.9 at 12.5 knts Storm direction: 317.9 at 9.3 knts Shear (0-3000m) pos: 4.5 neg: 2.0 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 157.6 deg Storm rel helicity (0-3000m) pos: 90.0 neg: -69.1 tot: 20.9 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 3.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 1.73 Bulk Shear: 65.06 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 4 22 28 17| 0.0 12.2 12.2| 0.0 -49.8 -49.8 -99.6 -0.82| 14.0-11.5 1000 358 19 24 14| 9.6 6.1 15.7| 46.2 -67.6 -21.4 -21.4 0.04| 20.4 0.8 1500 357 14 38 9| 8.8 4.1 12.9| 54.0 -67.6 -13.6 -9.1 0.14| 16.2 2.3 2000 358 11 58 7| 7.0 3.0 10.0| 56.2 -69.1 -13.0 -6.5 0.14| 12.8 1.8 2500 356 9 69 6| 6.2 2.4 8.6| 71.7 -69.1 2.6 1.0 0.22| 11.3 2.5 3000 345 9 69 4| 4.5 2.0 6.6| 90.0 -69.1 20.9 7.0 0.30| 10.8 3.2 4000 323 10 26 1| 3.0 1.1 4.1| 98.0 -79.7 18.3 4.6 0.25| 9.8 2.5 5000 300 11 244 4| 2.5 0.8 3.3|106.9 -86.4 20.6 4.1 0.24| 8.5 2.0 6000 288 12 241 6| 1.7 0.7 2.4|166.6 -86.4 80.3 13.4 0.35| 8.3 2.9 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251010.11.gif