UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042423.upa.cvt Date: 2300Z 24 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 24 APR 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 21.6 20.4 93 1.2 20.8 175 7 293.5 296.2 293.4 336.3 15.03 1 1000 131 19.4 18.5 95 0.9 18.8 175 9 292.5 295.0 292.0 330.9 13.52 2 994 183 19.0 18.2 95 0.8 18.5 171 10 292.7 295.0 291.9 330.5 13.34 3 925 800 16.2 14.7 91 1.5 15.3 130 17 295.9 297.9 291.4 328.8 11.44 4 850 1516 12.2 7.3 72 4.9 9.3 95 14 298.9 300.3 289.1 321.2 7.57 5 823 1786 11.2 5.2 67 6.0 7.8 101 14 300.6 301.9 288.9 320.7 6.75 6 741 2654 5.0 2.9 86 2.1 3.9 77 13 303.0 304.2 289.4 322.2 6.37 7 700 3117 2.4 0.7 89 1.7 1.5 50 8 305.1 306.2 289.6 322.7 5.76 8 668 3494 -0.3 -0.3 100 0.0 -0.3 129 5 306.2 307.3 289.8 323.4 5.61 9 608 4246 -2.9 -4.8 87 1.9 -3.8 239 11 311.6 312.4 290.4 325.5 4.41 10 607 4259 -2.7 -4.7 86 2.0 -3.6 240 11 312.0 312.8 290.6 326.0 4.45 11 585 4551 -5.1 -7.9 81 2.8 -6.3 262 13 312.5 313.2 290.0 324.0 3.61 12 558 4921 -8.1 -8.1 100 0.0 -8.1 262 16 313.2 313.9 290.3 325.0 3.72 13 547 5076 -7.7 -14.7 57 7.0 -10.2 272 17 315.4 315.9 289.6 322.8 2.23 14 538 5206 -8.7 -17.7 48 9.0 -11.6 280 17 315.7 316.1 289.2 321.6 1.77 15 500 5770 -13.1 -15.2 84 2.1 -13.8 275 3 317.1 317.5 290.2 324.8 2.35 16 483 6032 -15.3 -15.3 100 0.0 -15.3 342 1 317.5 318.0 290.4 325.5 2.41 17 436 6797 -19.1 -21.7 80 2.6 -19.8 55 11 322.1 322.4 291.0 327.4 1.55 18 400 7430 -24.3 -26.0 86 1.7 -24.6 35 13 323.4 323.6 291.0 327.4 1.15 19 378 7841 -27.1 -28.8 85 1.7 -27.4 43 15 325.0 325.2 291.2 328.3 0.94 20 364 8113 -28.7 -35.7 51 7.0 -29.7 46 16 326.4 326.5 291.2 328.2 0.50 21 348 8433 -31.3 -36.0 63 4.7 -31.9 50 18 327.1 327.2 291.4 329.0 0.51 22 346 8474 -31.5 -40.5 41 9.0 -32.5 50 18 327.3 327.4 291.3 328.6 0.32 23 335 8703 -33.1 -42.1 40 9.0 -34.0 53 19 328.2 328.3 291.5 329.3 0.28 24 311 9222 -37.5 -43.5 53 6.0 -38.0 36 24 329.1 329.2 291.7 330.1 0.26 25 300 9470 -38.9 -45.9 48 7.0 -39.4 5 19 330.5 330.6 292.1 331.3 0.21 26 272 10133 -43.7 -54.7 29 11.0 -44.2 283 19 333.0 333.0 292.6 333.3 0.08 27 252 10646 -42.3 -71.3 3 29.0 -43.2 241 43 342.4 342.4 294.9 342.4 0.01 28 250 10700 -42.5 -71.5 3 29.0 -43.3 240 48 342.9 342.9 295.0 342.9 0.01 29 200 12180 -48.9 -76.9 2 28.0 -49.4 245 56 355.3 355.3 297.8 355.4 0.01 30 154 13864 -57.1 -82.4 3 25.3 -57.3 255 70 369.0 369.0 300.4 369.0 0.00 31 150 14030 -57.9 -82.9 3 25.0 -58.2 255 59 370.3 370.3 300.6 370.3 0.00 32 133 14785 -60.7 -83.7 3 23.0 -60.9 260 52 378.3 378.3 302.0 378.3 0.00 33 107 16114 -69.3 -86.3 7 17.0 -69.4 280 51 386.3 386.3 303.2 386.3 0.00 34 100 16520 -67.7 -86.7 5 19.0 -67.8 265 25 396.9 396.9 304.8 396.9 0.00 35 84 17558 -71.3 -88.3 6 17.0 -71.4 322 20 409.9 409.9 306.5 409.9 0.00 36 70 18640 -69.3 -88.3 5 19.0 -69.4 40 14 436.1 436.1 309.5 436.1 0.00 37 60 19562 -68.3 -89.3 3 21.0 -68.5 58 13 458.0 458.0 311.6 458.0 0.00 38 52 20430 -63.5 -87.5 2 24.0 -63.8 75 11 488.3 488.3 314.1 488.4 0.00 39 50 20670 -64.5 -87.5 3 23.0 -64.8 80 11 491.5 491.5 314.3 491.5 0.00 40 49 20793 -65.1 -88.1 3 23.0 -65.4 78 11 492.9 492.9 314.4 492.9 0.00 41 45 21319 -59.3 -86.3 2 27.0 -60.0 71 10 519.1 519.1 316.2 519.2 0.01 42 43 21603 -60.5 -86.5 2 26.0 -61.1 67 10 523.0 523.0 316.5 523.0 0.01 43 33 23271 -55.5 -84.5 2 29.0 -56.9 43 9 577.4 577.4 319.5 577.4 0.01 44 30 23880 -54.3 -84.3 1 30.0 -56.0 35 8 596.6 596.6 320.5 596.7 0.01 45 26 24801 -52.5 -83.5 1 31.0 -54.8 626.6 626.7 321.7 626.7 0.01 46 22 25877 -54.1 -83.1 2 29.0 -56.3 652.5 652.6 322.8 652.7 0.02 TRP 107 16114 -69.3 -86.3 7 17.0 -69.4 280 51 386.3 386.3 303.2 386.3 0.00 WND 154 13864 -57.1 -82.4 3 25.3 -57.3 255 70 369.0 369.0 300.4 369.0 0.00 Sounding variables and indices 1000-500 mb thick: 5639.00 m Freezing level: 671.56 mb = 3452.39 m = 11326.61 ft Wetbulb zero: 673.66 mb = 3426.25 m = 11240.84 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 82.95 % Est. max temperature: 26.42 C = 79.56 F Sfc-Lift cond lev (LCL): 997.63 mb = 151.44 m = 496.86 ft T: 19.24 C 700-500 lapse rate: 5.84 C/km ThetaE index: 15.59 C Layer 1000.0- 741.0 mb Conv cond level (CCL): 924.41 mb = 805.37 m = 2642.25 ft Mean mixing ratio: 12.59 g/kg Conv temperature: 24.01 C = 75.22 F Cap Strength: 0.57 C Lifted Index: -1.99 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.28 C Lifted Index @700 mb: -2.01 C Showalter Index: 2.64 C Risk: Showers probable Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 20.40 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 118.60 Risk: None Energy Index: 0.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 362.21 J/kg Max Up Vert Vel: 26.91 m/s Conv Inhibition (B-): 9.29 J/kg Cap Strength: 0.57 C Lift Cond Lev (LCL): 948.24 mb = 587.14 m = 1926.30 ft Lev Free Conv (LFC): 863.24 mb = 1385.10 m = 4544.23 ft Equ Level (EL): 833.24 mb = 1682.74 m = 5520.74 ft B at Equ Level: 14.69 J/kg Max Parcel Lev (MPL): 233.24 mb = 11160.18 m = 36614.32 ft Wind level data Storm motion: 174 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 1015 5 175 7 -0.6 7.0 | 352 2 0.3 -1.9 1 1000 131 175 9 -0.8 9.0 | 211 0 0.1 0.1 2 946 610 135 20 -14.1 14.1 | 112 14 -13.3 5.3 3 925 800 130 17 -13.0 10.9 | 100 12 -12.2 2.1 4 913 914 120 17 -14.7 8.5 | 89 14 -13.9 -0.3 5 880 1219 105 16 -15.5 4.1 | 72 15 -14.6 -4.7 6 850 1516 95 14 -13.9 1.2 | 60 15 -13.1 -7.6 7 849 1524 95 14 -13.9 1.2 | 60 15 -13.1 -7.6 8 789 2134 110 13 -12.2 4.4 | 69 12 -11.3 -4.4 9 760 2438 115 12 -10.9 5.1 | 69 11 -10.0 -3.8 10 732 2743 60 13 -11.3 -6.5 | 34 19 -10.4 -15.3 11 706 3048 40 11 -7.1 -8.4 | 20 18 -6.2 -17.3 12 700 3117 50 8 -6.1 -5.1 | 21 15 -5.3 -14.0 13 679 3353 100 4 -3.9 0.7 | 21 9 -3.1 -8.1 14 629 3962 235 10 8.2 5.7 | 289 10 9.1 -3.1 15 605 4267 240 11 9.5 5.5 | 288 11 10.4 -3.3 16 582 4572 265 13 13.0 1.1 | 299 16 13.8 -7.7 17 560 4877 260 16 15.8 2.8 | 290 18 16.6 -6.0 18 539 5182 280 17 16.7 -3.0 | 304 21 17.6 -11.8 19 500 5770 275 3 3.0 -0.3 | 337 10 3.9 -9.1 20 479 6096 0 0 -0.0 -0.0 | 354 9 0.9 -8.8 21 441 6706 55 10 -8.2 -5.7 | 27 16 -7.3 -14.6 22 423 7010 55 12 -9.8 -6.9 | 30 18 -9.0 -15.7 23 400 7430 35 13 -7.5 -10.6 | 19 21 -6.6 -19.5 24 389 7620 40 14 -9.0 -10.7 | 23 21 -8.1 -19.5 25 328 8839 55 20 -16.4 -11.5 | 37 26 -15.5 -20.3 26 314 9144 45 26 -18.4 -18.4 | 33 32 -17.5 -27.2 27 300 9470 5 19 -1.7 -18.9 | 2 28 -0.8 -27.8 28 275 10058 290 17 16.0 -5.8 | 311 22 16.8 -14.6 29 263 10363 260 24 23.6 4.2 | 281 25 24.5 -4.7 30 251 10668 240 44 38.1 22.0 | 251 41 39.0 13.2 31 250 10700 240 48 41.6 24.0 | 250 45 42.4 15.2 32 240 10973 240 52 45.0 26.0 | 249 49 45.9 17.2 33 219 11582 240 57 49.4 28.5 | 249 54 50.2 19.7 34 200 12180 245 56 50.8 23.7 | 254 54 51.6 14.8 35 165 13411 250 51 47.9 17.4 | 260 50 48.8 8.6 36 154 13864 255 70 67.6 18.1 | 262 69 68.5 9.3 37 150 14021 255 70 67.6 18.1 | 262 69 68.5 9.3 38 150 14030 255 59 57.0 15.3 | 264 58 57.9 6.4 39 136 14630 255 49 47.3 12.7 | 265 48 48.2 3.9 40 130 14935 265 55 54.8 4.8 | 274 56 55.7 -4.0 41 117 15545 255 46 44.4 11.9 | 266 45 45.3 3.1 42 112 15850 280 41 40.4 -7.1 | 291 44 41.2 -15.9 43 107 16114 280 51 50.2 -8.9 | 289 54 51.1 -17.7 44 101 16459 285 52 50.2 -13.5 | 294 56 51.1 -22.3 45 100 16520 265 25 24.9 2.2 | 284 27 25.8 -6.6 46 96 16764 265 25 24.9 2.2 | 284 27 25.8 -6.6 47 70 18640 40 14 -9.0 -10.7 | 23 21 -8.1 -19.5 48 50 20670 80 11 -10.8 -1.9 | 43 15 -10.0 -10.7 49 30 23880 35 8 -4.6 -6.6 | 14 16 -3.7 -15.4 Wind Parameters Mean winds (0-6000m): 144.4 at 11.8 knts Storm direction: 174.4 at 8.9 knts Shear (0-3000m) pos: 0.5 neg: 3.4 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 29.6 deg Storm rel helicity (0-3000m) pos: 7.7 neg: -112.8 tot: -105.0 m^2/s^2 ave: -35.0 10^-3 m/s^2 rel: -0.47 Storm rel vorticity (0-3000m) horiz: 9.1 stream: -4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 353.16 Bulk Shear: 1.03 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 ------------------------------------------------------------------------------- 500 158 12 122 4| 0.0 12.5 12.5| 0.0 -4.8 -4.8 -9.5 0.03| 15.2 0.5 1000 139 15 106 9| 0.0 7.4 7.4| 0.0 -33.5 -33.4 -33.4 -0.30| 13.4 -4.0 1500 127 15 92 11| 0.0 5.0 5.0| 0.0 -57.6 -57.6 -38.4 -0.43| 11.1 -4.7 2000 121 15 84 12| 0.7 3.7 4.5| 6.1 -57.6 -51.6 -25.8 -0.35| 9.0 -3.1 2500 119 14 81 12| 0.6 3.0 3.5| 7.7 -62.8 -55.1 -22.0 -0.34| 8.1 -2.8 3000 112 14 73 13| 0.5 3.4 3.9| 7.7-112.8-105.0 -35.0 -0.47| 9.1 -4.2 4000 113 12 69 11| 3.1 2.5 5.6| 14.7-116.8-102.1 -25.5 -0.34| 10.4 -3.5 5000 130 12 84 9| 2.9 2.0 4.9| 30.5-126.0 -95.5 -19.1 -0.28| 9.5 -2.6 6000 144 12 97 6| 1.2 1.7 2.9| 81.6-126.0 -44.4 -7.4 -0.11| 9.6 -1.0 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250424.23.gif