UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120611.upa.cvt Date: 1100Z 6 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 6 DEC 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 1012 5 24.2 20.1 78 4.1 21.3 360 18 296.3 299.0 294.1 339.0 14.79 1 1000 113 24.0 19.0 74 5.0 20.5 10 22 297.1 299.7 293.7 337.5 13.96 2 945 605 19.4 17.5 89 1.9 18.1 350 19 297.3 299.8 293.4 336.2 13.43 3 925 790 19.4 12.4 64 7.0 15.0 360 17 299.1 300.9 291.1 327.9 9.82 4 914 893 19.6 10.6 56 9.0 14.0 348 16 300.4 302.0 290.7 326.4 8.81 5 887 1151 18.2 14.3 78 3.9 15.6 349 11 301.5 303.7 293.3 335.8 11.63 6 875 1268 19.0 10.0 56 9.0 13.4 334 9 303.5 305.2 291.7 329.9 8.84 7 850 1517 18.2 5.2 42 13.0 10.7 250 4 305.2 306.4 290.3 325.0 6.53 8 842 1598 18.0 2.0 34 16.0 9.2 340 1 305.8 306.8 289.3 321.9 5.25 9 798 2053 14.0 -2.0 33 16.0 5.9 218 7 306.3 307.1 288.5 319.1 4.14 10 779 2256 13.0 -1.0 38 14.0 5.8 193 12 307.3 308.2 289.2 321.4 4.56 11 777 2277 12.6 3.6 54 9.0 7.5 193 13 307.1 308.3 290.7 326.7 6.39 12 772 2331 12.0 4.0 58 8.0 7.5 192 14 307.1 308.3 290.9 327.2 6.61 13 762 2440 12.8 -14.2 14 27.0 2.0 190 18 309.1 309.4 286.9 314.5 1.67 14 700 3147 8.8 -22.2 9 31.0 -1.6 135 14 312.2 312.4 287.2 315.4 0.92 15 648 3781 4.6 -15.4 22 20.0 -3.0 172 9 314.4 314.8 288.8 320.3 1.78 16 602 4379 2.4 -28.6 8 31.0 -6.4 181 9 318.6 318.7 288.9 320.7 0.60 17 598 4433 2.4 -23.6 13 26.0 -5.9 182 10 319.2 319.4 289.5 322.5 0.95 18 516 5605 -7.3 -24.3 24 17.0 -12.2 228 11 321.2 321.4 290.2 324.8 1.04 19 500 5850 -8.7 -29.7 17 21.0 -13.9 240 10 322.4 322.6 290.2 324.8 0.65 20 427 7053 -16.1 -44.1 7 28.0 -20.3 260 15 327.9 327.9 291.3 328.6 0.18 21 400 7540 -20.5 -43.5 11 23.0 -23.7 260 19 328.3 328.4 291.5 329.1 0.20 22 365 8210 -26.7 -41.7 23 15.0 -28.6 250 18 328.8 328.8 291.6 329.8 0.27 23 338 8762 -29.7 -53.7 8 24.0 -31.6 243 21 332.0 332.0 292.3 332.3 0.08 24 300 9600 -36.9 -55.9 12 19.0 -38.0 235 32 333.4 333.4 292.7 333.6 0.07 25 250 10830 -46.5 -60.5 19 14.0 -47.0 230 58 336.9 336.9 293.6 337.1 0.04 26 232 11323 -50.5 -62.5 23 12.0 -50.8 232 70 338.1 338.1 293.9 338.3 0.04 27 204 12154 -56.3 -62.3 47 6.0 -56.4 235 93 341.7 341.7 294.8 341.9 0.04 28 200 12280 -56.3 -65.3 31 9.0 -56.5 235 98 343.6 343.6 295.2 343.7 0.03 29 167 13410 -61.0 -77.4 10 16.5 -61.1 240 110 354.0 354.0 297.5 354.1 0.01 30 161 13636 -61.9 -79.9 7 18.0 -62.0 240 110 356.2 356.2 298.0 356.2 0.00 31 150 14070 -64.9 -81.9 8 17.0 -65.0 235 104 358.3 358.3 298.4 358.3 0.00 32 127 15070 -71.1 -83.1 15 12.0 -71.2 240 85 364.6 364.6 299.6 364.6 0.00 33 100 16480 -72.1 -91.1 4 19.0 -72.2 250 68 388.4 388.4 303.6 388.4 0.00 34 90 17098 -73.7 -90.7 6 17.0 -73.7 256 59 397.1 397.1 304.8 397.1 0.00 35 70 18570 -72.9 -88.9 7 16.0 -73.0 280 17 428.4 428.4 308.7 428.4 0.00 36 69 18654 -72.9 -88.9 7 16.0 -73.0 285 17 430.2 430.2 308.9 430.2 0.00 37 63 19195 -67.3 -88.3 4 21.0 -67.5 314 15 453.9 453.9 311.2 453.9 0.00 38 50 20600 -63.7 -88.7 2 25.0 -64.1 30 12 493.4 493.4 314.5 493.4 0.00 39 35 22821 -58.3 -86.3 2 28.0 -59.3 54 9 560.4 560.4 318.6 560.5 0.01 40 30 23790 -59.3 -86.3 2 27.0 -60.3 65 7 583.0 583.0 319.8 583.0 0.01 41 20 26370 -52.5 -83.5 1 31.0 -55.3 110 17 675.5 675.5 323.6 675.6 0.02 42 17 27424 -51.1 -83.1 1 32.0 -54.6 712.1 712.1 324.8 712.3 0.02 TRP 127 15070 -71.1 -83.1 15 12.0 -71.2 240 85 364.6 364.6 299.6 364.6 0.00 WND 167 13410 -61.0 -77.4 10 16.5 -61.1 240 110 354.0 354.0 297.5 354.1 0.01 Sounding variables and indices 1000-500 mb thick: 5737.00 m Freezing level: 577.71 mb = 4723.06 m = 15495.43 ft Wetbulb zero: 727.38 mb = 2827.46 m = 9276.35 ft Precipitable water: 1.04 inches Sfc-500 mean rel hum: 32.42 % Est. max temperature: 32.28 C = 90.11 F Sfc-Lift cond lev (LCL): 953.28 mb = 529.36 m = 1736.73 ft T: 20.11 C 700-500 lapse rate: 6.47 C/km ThetaE index: 16.72 C Layer 875.0- 779.0 mb Conv cond level (CCL): 798.86 mb = 2043.81 m = 6705.34 ft Mean mixing ratio: 12.74 g/kg Conv temperature: 34.18 C = 93.52 F Cap Strength: 4.68 C Lifted Index: 0.36 C Risk: Showers probable Lifted Index @300 mb: 0.40 C Lifted Index @700 mb: 2.83 C Showalter Index: 4.99 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 13.90 C K Index: 1.10 Risk: None Sweat Index: 80.40 Risk: None Energy Index: 0.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.01 J/kg Max Up Vert Vel: 8.00 m/s Conv Inhibition (B-): 479.57 J/kg Cap Strength: 4.64 C Lift Cond Lev (LCL): 902.71 mb = 999.96 m = 3280.68 ft Lev Free Conv (LFC): 397.71 mb = 7581.92 m = 24874.77 ft Equ Level (EL): 337.71 mb = 8767.53 m = 28764.52 ft B at Equ Level: 29.39 J/kg Max Parcel Lev (MPL): 277.71 mb = 10120.75 m = 33204.15 ft Wind level data Storm motion: 225 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 1012 5 360 18 -0.0 -18.0 | 14 25 -6.3 -24.3 1 1000 113 10 22 -3.8 -21.7 | 20 30 -10.1 -28.0 2 978 305 360 26 -0.0 -26.0 | 11 33 -6.3 -32.3 3 944 610 350 19 3.3 -18.7 | 7 25 -3.0 -25.0 4 925 790 360 17 -0.0 -17.0 | 15 24 -6.3 -23.3 5 912 914 345 16 4.1 -15.5 | 6 22 -2.1 -21.8 6 880 1219 350 10 1.7 -9.8 | 16 17 -4.5 -16.2 7 850 1517 250 4 3.8 1.4 | 27 6 -2.5 -5.0 8 849 1524 0 0 -0.0 -0.0 | 45 9 -6.3 -6.3 9 790 2134 195 8 2.1 7.7 | 109 4 -4.2 1.4 10 762 2438 190 18 3.1 17.7 | 165 12 -3.1 11.4 11 734 2743 175 16 -1.4 15.9 | 141 12 -7.7 9.6 12 708 3048 140 16 -10.3 12.3 | 110 18 -16.5 5.9 13 700 3147 135 14 -9.9 9.9 | 102 17 -16.2 3.6 14 682 3353 125 10 -8.2 5.7 | 88 14 -14.4 -0.6 15 657 3658 170 10 -1.7 9.8 | 114 9 -8.0 3.5 16 632 3962 175 6 -0.5 6.0 | 87 7 -6.8 -0.3 17 609 4267 180 8 0.0 8.0 | 105 6 -6.3 1.7 18 586 4572 185 12 1.0 12.0 | 137 8 -5.2 5.6 19 543 5182 195 10 2.6 9.7 | 132 5 -3.7 3.3 20 523 5486 230 11 8.4 7.1 | 251 2 2.2 0.7 21 504 5791 225 12 8.5 8.5 | 226 3 2.2 2.2 22 500 5850 240 10 8.7 5.0 | 299 3 2.4 -1.3 23 484 6096 260 10 9.8 1.7 | 322 6 3.6 -4.6 24 465 6401 245 13 11.8 5.5 | 279 6 5.5 -0.8 25 447 6706 260 12 11.8 2.1 | 307 7 5.6 -4.2 26 400 7540 260 19 18.7 3.3 | 284 13 12.5 -3.0 27 348 8534 245 18 16.3 7.6 | 263 10 10.1 1.3 28 300 9600 235 32 26.2 18.4 | 239 23 20.0 12.0 29 268 10363 220 40 25.7 30.6 | 219 31 19.5 24.3 30 250 10830 230 58 44.4 37.3 | 231 49 38.2 31.0 31 212 11887 235 84 68.8 48.2 | 236 75 62.6 41.9 32 200 12280 235 98 80.3 56.2 | 236 89 74.0 49.9 33 167 13410 240 110 95.3 55.0 | 241 101 89.0 48.7 34 159 13716 240 110 95.3 55.0 | 241 101 89.0 48.7 35 150 14070 235 104 85.2 59.7 | 236 95 78.9 53.3 36 130 14935 240 95 82.3 47.5 | 242 86 76.0 41.2 37 127 15070 240 85 73.6 42.5 | 242 76 67.4 36.2 38 111 15850 250 66 62.0 22.6 | 254 58 55.8 16.3 39 100 16480 250 68 63.9 23.3 | 254 60 57.6 16.9 40 95 16764 250 68 63.9 23.3 | 254 60 57.6 16.9 41 70 18570 280 17 16.7 -3.0 | 311 14 10.5 -9.3 42 50 20600 30 12 -6.0 -10.4 | 36 21 -12.3 -16.7 43 30 23790 65 7 -6.3 -3.0 | 54 16 -12.6 -9.3 44 20 26370 110 17 -16.0 5.8 | 89 22 -22.2 -0.5 Wind Parameters Mean winds (0-6000m): 194.7 at 11.9 knts Storm direction: 224.7 at 8.9 knts Shear (0-3000m) pos: 0.0 neg: 5.6 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 99.3 deg Storm rel helicity (0-3000m) pos: 73.0 neg: -133.7 tot: -60.7 m^2/s^2 ave: -20.2 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 14.5 stream: -0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 159.27 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 2 23 13 30| 0.0 4.2 4.2| 16.8 -51.3 -34.5 -69.1 -0.24| 16.5 -4.0 1000 358 20 12 27| 0.0 2.7 2.7| 41.0 -73.3 -32.3 -32.3 -0.13| 14.1 -1.9 1500 355 17 12 23| 0.0 6.7 6.7| 56.3 -85.0 -28.7 -19.1 -0.05| 15.3 -0.7 2000 351 13 13 20| 0.0 5.8 5.8| 61.2 -92.5 -31.3 -15.7 -0.04| 14.9 -0.6 2500 347 13 10 19| 0.0 7.3 7.3| 73.0 -94.7 -21.7 -8.7 0.09| 14.9 1.4 3000 343 14 7 19| 0.0 5.6 5.6| 73.0-133.7 -60.7 -20.2 -0.05| 14.5 -0.7 4000 103 13 79 19| 1.4 4.2 5.6| 85.2-166.7 -81.5 -20.4 -0.09| 13.2 -1.2 5000 169 12 123 10| 1.2 3.3 4.5| 95.4-167.1 -71.7 -14.3 -0.03| 11.4 -0.4 6000 195 12 148 6| 1.8 2.8 4.6|102.2-167.8 -65.6 -10.9 0.04| 10.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251206.11.gif