UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112911.upa.cvt Date: 1100Z 29 NOV 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 29 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 1004 5 25.8 24.0 90 1.8 24.5 345 10 298.6 302.1 297.5 354.1 19.03 1 1000 43 26.2 23.7 86 2.5 24.4 345 13 299.4 302.8 297.5 354.2 18.76 2 979 231 24.6 22.9 90 1.7 23.4 331 18 299.6 302.9 297.3 352.9 18.24 3 945 543 27.0 19.0 62 8.0 21.3 329 15 305.0 307.8 296.5 349.2 14.79 4 925 733 26.8 16.8 54 10.0 19.9 310 16 306.7 309.2 295.8 346.2 13.12 5 919 791 26.8 14.8 48 12.0 18.7 308 16 307.3 309.5 294.8 342.3 11.59 6 850 1474 21.0 12.0 56 9.0 15.1 275 18 308.1 310.1 294.3 339.8 10.42 7 726 2814 9.4 8.7 95 0.7 9.0 237 23 309.6 311.5 294.2 339.5 9.78 8 709 3011 9.2 4.2 71 5.0 6.3 242 27 311.5 312.9 292.9 334.2 7.31 9 700 3117 8.2 3.3 71 4.9 5.4 245 30 311.6 312.9 292.6 333.1 6.95 10 660 3599 5.0 -2.0 60 7.0 1.4 249 30 313.2 314.2 291.5 329.1 5.01 11 652 3698 4.4 1.0 79 3.4 2.5 251 30 313.7 314.9 292.7 333.5 6.32 12 624 4054 2.4 0.2 85 2.2 1.2 266 29 315.3 316.5 293.0 335.0 6.23 13 596 4424 2.0 -11.0 37 13.0 -3.6 280 29 319.0 319.6 291.2 328.2 2.77 14 590 4506 2.4 -23.6 13 26.0 -6.0 282 30 320.4 320.6 289.9 323.8 0.97 15 500 5820 -6.7 -33.7 10 27.0 -12.9 285 32 324.9 325.0 290.7 326.5 0.44 16 466 6366 -11.1 -39.1 8 28.0 -16.4 290 38 326.0 326.1 290.9 327.1 0.28 17 459 6483 -11.5 -45.5 4 34.0 -17.0 288 39 326.9 326.9 291.0 327.5 0.14 18 454 6567 -11.9 -38.9 9 27.0 -17.0 287 40 327.4 327.5 291.3 328.5 0.29 19 452 6600 -12.1 -17.1 66 5.0 -13.9 286 40 327.6 328.0 293.1 335.2 2.21 20 447 6686 -12.1 -47.1 4 35.0 -17.5 285 40 328.7 328.7 291.5 329.1 0.12 21 437 6859 -12.7 -43.7 6 31.0 -17.9 282 42 330.0 330.1 291.9 330.7 0.18 22 436 6876 -12.9 -20.9 51 8.0 -15.4 282 42 330.0 330.3 293.3 335.8 1.66 23 431 6964 -12.9 -33.9 15 21.0 -17.4 280 43 331.1 331.2 292.5 333.0 0.50 24 405 7436 -16.3 -19.6 76 3.3 -17.4 272 46 332.6 333.0 294.2 339.7 2.00 25 400 7530 -16.9 -21.6 67 4.7 -18.3 270 47 333.0 333.4 294.1 339.1 1.70 26 397 7586 -17.5 -21.4 72 3.9 -18.7 270 48 333.0 333.3 294.1 339.1 1.74 27 388 7757 -18.5 -31.5 31 13.0 -21.3 270 49 333.8 334.0 293.4 336.5 0.71 28 353 8454 -22.7 -41.7 16 19.0 -25.5 273 65 337.3 337.4 293.9 338.4 0.28 29 333 8877 -26.5 -31.2 64 4.7 -27.4 277 76 337.8 338.0 294.6 341.0 0.85 30 329 8963 -27.3 -33.3 57 6.0 -28.4 277 77 337.9 338.0 294.4 340.5 0.70 31 325 9051 -27.9 -28.8 92 0.9 -28.1 278 78 338.2 338.5 294.8 342.3 1.09 32 317 9229 -28.9 -29.0 99 0.1 -28.9 279 79 339.3 339.5 295.1 343.3 1.10 33 309 9411 -30.1 -30.1 100 0.0 -30.1 280 82 340.1 340.3 295.3 343.9 1.02 34 300 9620 -31.9 -31.9 100 0.0 -31.9 280 80 340.4 340.6 295.2 343.7 0.88 35 292 9811 -33.7 -33.7 100 0.0 -33.7 279 81 340.5 340.7 295.1 343.4 0.76 36 279 10131 -36.3 -41.1 61 4.8 -36.8 278 83 341.2 341.3 295.0 342.7 0.38 37 278 10156 -36.5 -40.1 69 3.6 -36.9 278 83 341.3 341.4 295.0 342.9 0.42 38 277 10181 -36.9 -47.9 31 11.0 -37.8 278 83 341.1 341.1 294.7 341.8 0.18 39 274 10257 -37.5 -55.5 14 18.0 -38.6 278 84 341.2 341.3 294.7 341.6 0.08 40 267 10436 -38.5 -56.5 13 18.0 -39.5 277 85 342.3 342.3 295.0 342.6 0.07 41 250 10890 -39.1 -62.1 7 23.0 -40.2 275 88 347.9 347.9 296.2 348.1 0.04 42 246 11000 -39.9 -64.9 5 25.0 -41.0 275 88 348.3 348.4 296.3 348.5 0.03 43 200 12380 -50.9 -70.9 8 20.0 -51.3 270 90 352.2 352.2 297.1 352.2 0.01 44 197 12478 -51.7 -71.6 7 19.9 -52.1 270 91 352.5 352.5 297.2 352.5 0.01 45 166 13565 -60.5 -79.5 7 19.0 -60.7 273 84 355.4 355.4 297.8 355.4 0.00 46 150 14190 -64.1 -84.1 5 20.0 -64.2 275 78 359.7 359.7 298.7 359.7 0.00 47 102 16467 -78.1 -88.1 18 10.0 -78.1 265 58 374.7 374.7 301.4 374.7 0.00 48 100 16580 -78.3 -88.3 18 10.0 -78.3 265 55 376.4 376.4 301.6 376.5 0.00 49 94 16932 -79.5 -87.5 25 8.0 -79.5 265 47 380.8 380.8 302.4 380.8 0.00 50 87 17371 -80.1 -89.1 21 9.0 -80.1 291 39 388.1 388.1 303.5 388.1 0.00 51 81 17776 -78.9 -90.9 12 12.0 -78.9 315 32 398.6 398.6 305.0 398.6 0.00 52 72 18462 -69.5 -88.5 5 19.0 -69.6 355 21 432.2 432.2 309.1 432.2 0.00 53 70 18630 -70.7 -88.7 5 18.0 -70.8 5 18 433.1 433.1 309.1 433.1 0.00 54 68 18802 -71.9 -88.9 6 17.0 -72.0 355 17 434.1 434.1 309.3 434.2 0.00 55 63 19258 -67.7 -88.7 3 21.0 -67.9 329 13 453.0 453.0 311.1 453.0 0.00 56 50 20650 -68.1 -90.1 3 22.0 -68.3 250 2 483.0 483.0 313.7 483.0 0.00 57 43 21566 -62.5 -88.5 2 26.0 -63.0 302 7 518.1 518.1 316.2 518.1 0.00 58 39 22166 -63.3 -88.3 2 25.0 -63.8 335 11 530.7 530.7 316.9 530.7 0.00 59 30 23800 -56.9 -85.9 1 29.0 -58.2 65 20 589.5 589.5 320.1 589.6 0.01 60 24 25224 -53.7 -83.7 1 30.0 -55.9 637.7 637.7 322.2 637.8 0.01 TRP 94 16932 -79.5 -87.5 25 8.0 -79.5 265 47 380.8 380.8 302.4 380.8 0.00 WND 197 12478 -51.7 -71.6 7 19.9 -52.1 270 91 352.5 352.5 297.2 352.5 0.01 Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 566.26 mb = 4852.57 m = 15920.30 ft Wetbulb zero: 616.97 mb = 4145.48 m = 13600.50 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 55.40 % Est. max temperature: 35.30 C = 95.54 F Sfc-Lift cond lev (LCL): 978.50 mb = 235.03 m = 771.07 ft T: 24.63 C 700-500 lapse rate: 5.51 C/km ThetaE index: 25.17 C Layer 979.0- 652.0 mb Conv cond level (CCL): 806.89 mb = 1916.24 m = 6286.81 ft Mean mixing ratio: 15.44 g/kg Conv temperature: 35.89 C = 96.61 F Cap Strength: 4.31 C Lifted Index: -3.50 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.15 C Lifted Index @700 mb: -2.19 C Showalter Index: 0.19 C Risk: Thunderstorms probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 18.70 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 212.00 Risk: None Energy Index: -2.49 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 986.34 J/kg Max Up Vert Vel: 44.41 m/s Conv Inhibition (B-): 156.61 J/kg Cap Strength: 4.31 C Lift Cond Lev (LCL): 869.63 mb = 1274.07 m = 4179.96 ft Lev Free Conv (LFC): 774.63 mb = 2262.92 m = 7424.20 ft Equ Level (EL): 244.63 mb = 11037.47 m = 36211.73 ft B at Equ Level: 979.56 J/kg Max Parcel Lev (MPL): 114.63 mb = 15777.82 m = 51763.87 ft Wind level data Storm motion: 301 at 19 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 1004 5 345 10 2.6 -9.7 | 90 14 -13.7 0.0 1 1000 43 345 13 3.4 -12.6 | 78 13 -12.9 -2.9 2 971 305 325 20 11.5 -16.4 | 36 8 -4.8 -6.7 3 938 610 330 14 7.0 -12.1 | 75 10 -9.2 -2.4 4 925 733 310 16 12.3 -10.3 | 82 4 -4.0 -0.6 5 906 914 305 17 13.9 -9.8 | 89 2 -2.3 -0.0 6 875 1219 280 17 16.7 -3.0 | 184 7 0.5 6.8 7 850 1474 275 18 17.9 -1.6 | 192 8 1.7 8.1 8 786 2134 255 20 19.3 5.2 | 192 15 3.1 14.9 9 732 2743 235 21 17.2 12.0 | 183 22 1.0 21.7 10 700 3117 245 30 27.2 12.7 | 206 25 10.9 22.4 11 654 3658 250 30 28.2 10.3 | 211 23 11.9 20.0 12 607 4267 275 28 27.9 -2.4 | 238 14 11.7 7.3 13 584 4572 285 31 29.9 -8.0 | 263 14 13.7 1.7 14 541 5182 275 36 35.9 -3.1 | 251 21 19.6 6.6 15 521 5486 265 33 32.9 2.9 | 233 21 16.6 12.6 16 502 5791 285 32 30.9 -8.3 | 264 15 14.7 1.4 17 500 5820 285 32 30.9 -8.3 | 264 15 14.7 1.4 18 482 6096 295 36 32.6 -15.2 | 289 17 16.4 -5.5 19 400 7530 270 47 47.0 -0.0 | 252 32 30.8 9.7 20 379 7925 270 51 51.0 -0.0 | 254 36 34.8 9.7 21 363 8230 270 49 49.0 -0.0 | 253 34 32.8 9.7 22 348 8534 275 72 71.7 -6.3 | 266 56 55.5 3.4 23 307 9449 280 82 80.8 -14.2 | 274 65 64.5 -4.5 24 300 9620 280 80 78.8 -13.9 | 274 63 62.5 -4.2 25 250 10890 275 88 87.7 -7.7 | 268 71 71.4 2.0 26 236 11278 275 89 88.7 -7.8 | 268 72 72.4 1.9 27 200 12380 270 90 90.0 -0.0 | 263 74 73.8 9.7 28 197 12478 270 91 91.0 -0.0 | 263 75 74.8 9.7 29 187 12802 270 91 91.0 -0.0 | 263 75 74.8 9.7 30 150 14190 275 78 77.7 -6.8 | 267 62 61.5 2.9 31 147 14326 275 76 75.7 -6.6 | 267 60 59.5 3.1 32 119 15545 265 84 83.7 7.3 | 256 70 67.4 17.0 33 100 16580 265 55 54.8 4.8 | 249 41 38.5 14.5 34 97 16764 265 55 54.8 4.8 | 249 41 38.5 14.5 35 94 16932 265 47 46.8 4.1 | 246 34 30.6 13.8 36 70 18630 5 18 -1.6 -17.9 | 65 20 -17.8 -8.2 37 50 20650 250 2 1.9 0.7 | 126 18 -14.4 10.4 38 30 23800 65 20 -18.1 -8.5 | 92 34 -34.4 1.3 Wind Parameters Mean winds (0-6000m): 270.9 at 25.2 knts Storm direction: 300.9 at 18.9 knts Shear (0-3000m) pos: 0.0 neg: 5.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 109.1 deg Storm rel helicity (0-3000m) pos: 58.7 neg: -45.2 tot: 13.5 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 1.0 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 15.15 Bulk Shear: 65.10 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 ------------------------------------------------------------------------------- 500 331 17 59 9| 0.0 7.3 7.3| 8.8 -30.4 -21.5 -43.1 -0.40| 16.4 -6.6 1000 322 16 63 7| 0.0 6.5 6.5| 15.7 -30.4 -14.7 -14.7 -0.04| 14.2 -0.6 1500 308 17 79 3| 0.0 6.0 6.0| 19.8 -30.4 -10.6 -7.1 0.06| 12.0 0.7 2000 296 17 160 2| 0.0 5.5 5.5| 20.3 -31.0 -10.7 -5.3 0.05| 10.3 0.5 2500 285 18 191 5| 0.0 5.1 5.1| 20.3 -39.3 -19.0 -7.6 0.01| 9.4 0.1 3000 275 19 196 8| 0.0 5.3 5.3| 58.7 -45.2 13.5 4.5 0.10| 9.5 1.0 4000 265 22 204 13| 1.4 4.0 5.4|116.9 -45.2 71.7 17.9 0.23| 8.8 2.0 5000 269 23 215 12| 2.1 3.7 5.8|153.1 -54.8 98.4 19.7 0.27| 8.7 2.3 6000 271 25 224 13| 3.0 3.4 6.4|212.7 -93.7 119.0 19.8 0.27| 9.3 2.5