UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:0000Z 2 MAY 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 1026 5 20.6 13.6 64 7.0 16.2 170 8 291.6 293.3 288.3 318.8 9.58 1 1016 88 18.4 12.4 68 6.0 14.7 166 13 290.2 291.8 287.2 315.5 8.93 2 1000 221 17.0 12.0 72 5.0 14.0 160 20 290.1 291.7 287.1 315.1 8.84 3 953 630 14.0 9.9 76 4.1 11.6 140 29 291.1 292.6 286.8 314.0 8.05 4 925 882 12.8 8.7 76 4.1 10.4 135 27 292.4 293.8 286.8 314.3 7.65 5 850 1586 7.4 6.5 94 0.9 6.9 130 24 293.9 295.2 286.9 314.6 7.16 6 820 1882 5.4 4.9 97 0.5 5.1 130 20 294.8 296.0 286.8 314.1 6.63 7 753 2576 1.8 1.8 100 0.0 1.8 128 13 298.2 299.2 287.2 315.3 5.79 8 708 3071 -1.3 -2.2 94 0.9 -1.7 122 7 300.1 300.9 286.7 313.9 4.60 9 700 3162 -1.7 -5.6 75 3.9 -3.4 115 6 300.6 301.3 285.9 311.5 3.60 10 685 3333 -2.7 -9.7 59 7.0 -5.4 58 10 301.4 301.8 285.2 309.6 2.67 11 681 3380 -2.7 -6.7 74 4.0 -4.4 50 10 301.9 302.5 286.1 312.3 3.40 12 671 3496 -3.3 -14.3 42 11.0 -7.1 49 10 302.5 302.8 284.7 308.4 1.88 13 661 3615 -3.3 -34.3 7 31.0 -9.8 49 10 303.8 303.8 283.4 304.9 0.32 14 630 3992 -5.3 -33.3 9 28.0 -11.2 47 10 305.7 305.8 284.2 307.0 0.37 15 625 4054 -5.9 -17.9 38 12.0 -9.6 46 10 305.7 306.0 285.5 310.5 1.50 16 622 4091 -5.7 -33.7 9 28.0 -11.5 46 10 306.4 306.4 284.4 307.6 0.36 17 620 4117 -6.1 -18.1 38 12.0 -9.8 46 10 306.2 306.5 285.7 311.0 1.48 18 615 4180 -6.3 -35.3 8 29.0 -12.0 46 10 306.7 306.7 284.5 307.7 0.31 19 591 4490 -7.1 -48.1 2 41.0 -13.2 351 6 309.2 309.3 285.1 309.5 0.08 20 513 5576 -13.7 -43.7 6 30.0 -18.0 272 30 314.0 314.1 286.9 314.6 0.15 21 500 5770 -14.9 -34.9 16 20.0 -18.5 270 40 314.9 314.9 287.5 316.3 0.39 22 445 6645 -21.5 -28.5 53 7.0 -22.9 277 63 317.2 317.4 288.8 320.1 0.82 23 415 7160 -23.9 -31.9 48 8.0 -25.3 280 75 320.5 320.7 289.6 322.8 0.64 24 410 7249 -24.1 -47.1 10 23.0 -26.5 280 76 321.4 321.4 289.3 321.9 0.13 25 400 7430 -24.9 -48.9 9 24.0 -27.3 280 78 322.6 322.6 289.7 323.1 0.11 26 386 7688 -25.5 -55.5 4 30.0 -28.0 280 82 325.1 325.2 290.4 325.4 0.05 27 354 8312 -26.7 -51.7 8 25.0 -29.0 280 93 331.7 331.7 292.3 332.0 0.09 28 307 9319 -35.7 -48.7 25 13.0 -36.7 287 106 332.9 332.9 292.6 333.4 0.15 29 301 9457 -34.1 -64.1 3 30.0 -35.7 290 108 337.0 337.0 293.6 337.1 0.02 30 300 9480 -34.1 -64.1 3 30.0 -35.7 290 108 337.3 337.3 293.7 337.4 0.02 31 282 9913 -35.9 -62.9 5 27.0 -37.3 287 115 340.7 340.8 294.6 340.9 0.03 32 271 10191 -35.1 -55.1 11 20.0 -36.5 284 119 345.8 345.8 295.8 346.1 0.08 33 250 10750 -38.9 -58.9 10 20.0 -40.0 280 128 348.2 348.2 296.3 348.5 0.05 34 241 10999 -41.3 -54.3 23 13.0 -42.1 280 129 348.3 348.3 296.4 348.7 0.10 35 227 11400 -44.6 -58.6 20 14.0 -45.3 280 131 349.2 349.2 296.5 349.5 0.06 36 200 12230 -51.7 -67.7 13 16.0 -52.1 280 128 350.9 350.9 296.8 351.0 0.02 37 168 13340 -61.3 -72.3 22 11.0 -61.4 286 122 352.8 352.9 297.3 352.9 0.01 38 164 13490 -61.1 -80.1 6 19.0 -61.3 287 121 355.6 355.6 297.8 355.6 0.00 39 150 14040 -65.1 -80.1 11 15.0 -65.2 290 118 357.9 357.9 298.3 358.0 0.00 40 134 14721 -69.1 -82.1 14 13.0 -69.2 285 114 362.6 362.6 299.2 362.6 0.00 41 122 15279 -70.7 -84.7 11 14.0 -70.8 285 91 369.5 369.5 300.5 369.5 0.00 42 118 15478 -68.3 -85.3 7 17.0 -68.4 282 88 377.5 377.5 301.8 377.5 0.00 43 103 16285 -72.3 -87.3 9 15.0 -72.3 274 72 384.8 384.8 303.0 384.8 0.00 44 100 16460 -70.5 -88.5 5 18.0 -70.6 280 72 391.5 391.5 304.0 391.5 0.00 45 91 17021 -67.3 -88.3 4 21.0 -67.4 285 65 408.6 408.6 306.3 408.6 0.00 46 77 18014 -70.5 -89.5 4 19.0 -70.6 304 38 421.9 421.9 307.9 421.9 0.00 47 72 18412 -69.7 -89.7 4 20.0 -69.8 312 27 431.8 431.8 309.0 431.8 0.00 48 70 18580 -66.9 -89.9 3 23.0 -67.1 315 22 441.3 441.3 310.0 441.3 0.00 49 65 19031 -62.9 -88.9 2 26.0 -63.2 294 18 459.5 459.5 311.7 459.5 0.00 50 62 19320 -65.1 -89.1 2 24.0 -65.4 281 15 460.8 460.8 311.8 460.8 0.00 51 55 20054 -62.5 -88.5 2 26.0 -62.9 247 8 482.9 482.9 313.7 482.9 0.00 52 53 20281 -64.1 -89.1 2 25.0 -64.4 236 6 484.3 484.3 313.8 484.3 0.00 53 50 20640 -61.1 -89.1 1 28.0 -61.6 220 3 499.5 499.5 314.9 499.5 0.00 54 46 21157 -61.9 -88.9 2 27.0 -62.4 196 5 509.6 509.6 315.6 509.6 0.00 55 30 23850 -54.1 -86.1 1 32.0 -55.8 75 18 597.2 597.2 320.5 597.2 0.01 56 25 25025 -53.9 -85.9 1 32.0 -55.9 17 14 629.7 629.7 321.9 629.8 0.01 57 23 25568 -48.9 -83.9 1 35.0 -52.4 350 11 659.6 659.6 323.0 659.7 0.02 58 20 26490 -48.1 -83.1 1 35.0 -52.2 305 8 688.9 689.0 324.1 689.1 0.02 59 17 27563 -47.3 -82.3 1 35.0 -52.1 724.3 724.3 325.2 724.5 0.03 60 16 27964 -47.7 -82.7 1 35.0 -52.5 735.7 735.7 325.6 735.9 0.03 TRP 122 15279 -70.7 -84.7 11 14.0 -70.8 285 91 369.5 369.5 300.5 369.5 0.00 WND 227 11400 -44.6 -58.6 20 14.0 -45.3 280 131 349.2 349.2 296.5 349.5 0.06 Sounding variables and indices 1000-500 mb thick: 5549.00 m Freezing level: 726.87 mb = 2863.40 m = 9394.25 ft Wetbulb zero: 730.25 mb = 2822.41 m = 9259.76 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 53.71 % Est. max temperature: 22.39 C = 72.30 F Sfc-Lift cond lev (LCL): 925.08 mb = 881.32 m = 2891.42 ft T: 12.80 C 700-500 lapse rate: 5.06 C/km ThetaE index: 5.71 C Layer 708.0- 681.0 mb Conv cond level (CCL): 875.78 mb = 1337.23 m = 4387.18 ft Mean mixing ratio: 8.43 g/kg Conv temperature: 22.39 C = 72.30 F Cap Strength: 4.21 C Lifted Index: 4.47 C Risk: None Lifted Index @300 mb: 16.27 C Lifted Index @700 mb: 0.16 C Showalter Index: 4.62 C Risk: None Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 21.40 C K Index: 24.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 166.00 Risk: None Energy Index: 0.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.96 J/kg Max Up Vert Vel: 3.73 m/s Conv Inhibition (B-): 38.14 J/kg Cap Strength: 4.30 C Lift Cond Lev (LCL): 908.24 mb = 1034.24 m = 3393.14 ft Lev Free Conv (LFC): 813.24 mb = 1949.02 m = 6394.33 ft Equ Level (EL): 803.24 mb = 2049.76 m = 6724.85 ft B at Equ Level: 6.87 J/kg Max Parcel Lev (MPL): 673.24 mb = 3469.99 m = 11384.33 ft Wind level data Storm motion: 175 at 13 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 1026 5 170 8 -1.4 7.9 | 3 5 -0.3 -4.9 1 1000 221 160 20 -6.8 18.8 | 137 8 -5.7 6.0 2 955 610 140 29 -18.6 22.2 | 118 20 -17.5 9.5 3 925 882 135 27 -19.1 19.1 | 109 19 -18.0 6.3 4 921 914 135 26 -18.4 18.4 | 108 18 -17.3 5.6 5 888 1219 125 27 -22.1 15.5 | 97 21 -21.0 2.7 6 850 1586 130 24 -18.4 15.4 | 99 17 -17.3 2.7 7 795 2134 130 16 -12.3 10.3 | 78 11 -11.1 -2.5 8 765 2438 115 15 -13.6 6.3 | 63 14 -12.5 -6.4 9 737 2743 145 10 -5.7 8.2 | 45 6 -4.6 -4.6 10 700 3162 115 6 -5.4 2.5 | 23 11 -4.3 -10.2 11 683 3353 50 10 -7.7 -6.4 | 19 20 -6.6 -19.2 12 607 4267 45 10 -7.1 -7.1 | 17 21 -6.0 -19.8 13 584 4572 325 4 2.3 -3.3 | 348 16 3.4 -16.0 14 539 5182 275 10 10.0 -0.9 | 321 18 11.1 -13.6 15 500 5770 270 40 40.0 -0.0 | 287 43 41.1 -12.7 16 423 7010 280 73 71.9 -12.7 | 289 77 73.0 -25.4 17 400 7430 280 78 76.8 -13.5 | 289 82 77.9 -26.3 18 328 8839 280 102 100.5 -17.7 | 287 106 101.6 -30.5 19 300 9480 290 108 101.5 -36.9 | 296 114 102.6 -49.7 20 250 10750 280 128 126.1 -22.2 | 285 132 127.2 -35.0 21 227 11400 280 131 129.0 -22.7 | 285 135 130.1 -35.5 22 221 11582 280 131 129.0 -22.7 | 285 135 130.1 -35.5 23 200 12230 280 128 126.1 -22.2 | 285 132 127.2 -35.0 24 150 14040 290 118 110.9 -40.4 | 295 124 112.0 -53.1 25 136 14630 285 118 114.0 -30.5 | 291 123 115.1 -43.3 26 122 15279 285 91 87.9 -23.6 | 292 96 89.0 -36.3 27 105 16154 270 78 78.0 -0.0 | 279 80 79.1 -12.7 28 100 16459 280 63 62.0 -10.9 | 291 67 63.2 -23.7 29 100 16460 280 72 70.9 -12.5 | 289 76 72.0 -25.2 30 95 16764 280 72 70.9 -12.5 | 289 76 72.0 -25.2 31 70 18580 315 22 15.6 -15.6 | 330 33 16.7 -28.3 32 50 20640 220 3 1.9 2.3 | 344 11 3.0 -10.4 33 30 23850 75 18 -17.4 -4.7 | 43 24 -16.3 -17.4 34 20 26490 305 8 6.6 -4.6 | 336 19 7.7 -17.3 Wind Parameters Mean winds (0-6000m): 145.0 at 17.1 knts Storm direction: 175.0 at 12.8 knts Shear (0-3000m) pos: 2.3 neg: 2.8 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 27.4 deg Storm rel helicity (0-3000m) pos: 7.1 neg: -92.2 tot: -85.1 m^2/s^2 ave: -28.4 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 10.3 stream: -2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.48 Bulk Shear: 2.00 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 ------------------------------------------------------------------------------- 500 155 19 124 8| 0.0 20.2 20.2| 5.7 -9.2 -3.5 -6.9 0.29| 22.9 6.6 1000 145 23 117 14| 0.0 10.6 10.6| 5.7 -39.6 -33.8 -33.8 0.01| 15.8 0.2 1500 138 24 110 16| 0.0 6.6 6.6| 7.1 -52.4 -45.3 -30.2 -0.05| 12.6 -0.6 2000 136 24 106 16| 1.7 5.0 6.7| 7.1 -66.8 -59.7 -29.9 -0.13| 11.2 -1.4 2500 135 22 100 15| 1.4 3.4 4.8| 7.1 -82.0 -75.0 -30.0 -0.20| 10.4 -2.1 3000 134 20 95 13| 2.3 2.8 5.1| 7.1 -92.2 -85.1 -28.4 -0.25| 10.3 -2.5 4000 127 17 79 13| 1.7 2.4 4.1| 7.4-108.1-100.7 -25.2 -0.25| 9.3 -2.4 5000 123 15 68 13| 1.4 0.4 1.8| 7.4-185.6-178.2 -35.6 -0.38| 9.2 -3.5 6000 145 17 98 9| 1.1 3.1 4.3| 7.4-321.4-314.0 -52.3 -0.41| 11.0 -4.5 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250502.00.gif