UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041911.upa.cvt Date: 1100Z 19 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 19 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 1014 5 20.6 19.3 92 1.3 19.7 10 6 292.6 295.1 292.4 332.4 14.03 1 1009 49 23.0 18.9 78 4.1 20.2 12 7 295.4 297.9 293.0 334.8 13.74 2 1000 128 22.6 18.9 80 3.7 20.1 15 9 295.8 298.2 293.2 335.6 13.87 3 949 582 18.6 16.7 89 1.9 17.4 15 10 296.2 298.4 292.4 332.8 12.70 4 938 683 19.0 13.0 68 6.0 15.2 24 8 297.5 299.4 290.8 326.8 10.08 5 925 803 18.4 13.8 75 4.6 15.4 40 5 298.1 300.1 291.6 329.5 10.78 6 898 1057 17.0 12.7 76 4.3 14.3 100 4 299.2 301.1 291.6 329.4 10.33 7 855 1474 15.0 3.0 44 12.0 8.5 203 8 301.4 302.4 288.1 318.0 5.56 8 854 1484 15.2 5.2 51 10.0 9.5 205 8 301.7 302.9 289.1 321.1 6.50 9 852 1504 15.0 8.0 63 7.0 10.8 210 8 301.7 303.1 290.3 325.2 7.92 10 850 1524 14.8 7.8 63 7.0 10.6 215 8 301.6 303.1 290.2 324.9 7.83 11 785 2190 8.8 5.6 80 3.2 7.0 207 5 302.2 303.5 289.9 323.9 7.28 12 778 2264 8.4 3.4 71 5.0 5.6 217 4 302.5 303.7 289.2 321.4 6.29 13 776 2285 9.0 -7.0 32 16.0 2.0 219 4 303.4 303.9 286.2 312.4 2.91 14 769 2360 9.2 -10.8 23 20.0 1.0 229 2 304.4 304.8 285.8 311.3 2.18 15 725 2849 9.4 -18.6 12 28.0 -0.6 301 5 309.8 310.0 286.6 313.8 1.21 16 700 3139 8.2 -20.8 11 29.0 -1.7 345 7 311.6 311.8 287.1 315.1 1.04 17 693 3222 8.2 -38.8 2 47.0 -3.1 347 8 312.5 312.5 286.5 313.2 0.19 18 520 5533 -5.3 -45.3 3 40.0 -12.5 277 21 322.9 323.0 289.8 323.4 0.13 19 500 5840 -5.9 -44.9 3 39.0 -13.0 285 20 325.8 325.9 290.7 326.4 0.14 20 483 6110 -6.3 -43.3 3 37.0 -13.3 271 23 328.6 328.6 291.5 329.3 0.17 21 453 6606 -10.5 -29.5 19 19.0 -15.3 253 30 329.4 329.6 292.3 332.1 0.73 22 423 7129 -13.9 -16.3 82 2.4 -14.7 249 37 331.6 332.1 294.4 340.4 2.53 23 400 7550 -17.1 -20.2 77 3.1 -18.1 245 43 332.8 333.2 294.2 339.5 1.92 24 392 7701 -18.3 -22.0 73 3.7 -19.4 248 46 333.1 333.5 294.1 339.1 1.68 25 379 7952 -20.3 -22.3 84 2.0 -20.8 256 50 333.7 334.1 294.3 339.7 1.69 26 371 8110 -21.3 -22.1 93 0.8 -21.5 261 53 334.4 334.8 294.5 340.7 1.75 27 348 8579 -24.7 -26.4 86 1.7 -25.1 264 61 336.0 336.3 294.5 340.6 1.27 28 341 8726 -25.5 -31.5 57 6.0 -26.7 263 64 336.9 337.0 294.3 339.9 0.81 29 339 8769 -25.9 -31.9 57 6.0 -27.1 263 64 336.9 337.1 294.3 339.8 0.78 30 338 8790 -25.7 -48.7 10 23.0 -28.2 263 65 337.5 337.5 293.8 338.0 0.14 31 337 8812 -25.5 -36.5 35 11.0 -27.3 263 65 338.0 338.1 294.3 339.9 0.50 32 335 8855 -25.7 -32.7 52 7.0 -27.0 262 66 338.3 338.5 294.6 341.1 0.73 33 331 8942 -26.1 -36.1 39 10.0 -27.8 262 67 338.9 339.0 294.6 341.0 0.53 34 321 9163 -27.7 -29.0 89 1.3 -28.0 261 70 339.7 339.9 295.2 343.7 1.08 35 318 9231 -26.5 -36.5 38 10.0 -28.2 261 72 342.3 342.4 295.4 344.3 0.53 36 300 9650 -28.5 -46.5 16 18.0 -30.6 260 71 345.2 345.3 295.7 346.0 0.20 37 294 9795 -29.3 -48.3 14 19.0 -31.3 260 72 346.1 346.1 295.9 346.8 0.16 38 250 10930 -38.7 -54.7 17 16.0 -39.7 265 73 348.5 348.5 296.4 348.9 0.09 39 222 11733 -45.7 -64.7 10 19.0 -46.3 259 70 349.8 349.8 296.6 349.9 0.03 40 211 12069 -48.1 -72.1 5 24.0 -48.7 256 69 351.2 351.2 296.9 351.2 0.01 41 200 12420 -50.9 -66.9 13 16.0 -51.3 255 72 352.2 352.2 297.1 352.3 0.02 42 168 13532 -60.1 -68.1 34 8.0 -60.2 251 83 354.8 354.9 297.7 355.0 0.02 43 161 13796 -62.0 -77.0 12 15.0 -62.1 255 84 356.0 356.0 297.9 356.0 0.01 44 160 13835 -62.3 -78.3 10 16.0 -62.4 255 84 356.1 356.1 297.9 356.1 0.01 45 150 14230 -65.7 -76.7 20 11.0 -65.8 255 77 356.9 356.9 298.1 356.9 0.01 46 148 14311 -66.5 -78.5 17 12.0 -66.6 255 76 356.9 356.9 298.1 356.9 0.01 47 144 14477 -67.5 -82.5 10 15.0 -67.6 254 75 358.0 358.0 298.3 358.0 0.00 48 126 15269 -73.9 -79.9 39 6.0 -73.9 250 70 360.3 360.3 298.8 360.3 0.01 49 109 16108 -77.5 -84.5 32 7.0 -77.5 245 64 368.8 368.8 300.4 368.8 0.00 50 107 16214 -78.1 -86.1 26 8.0 -78.1 260 57 369.6 369.6 300.5 369.6 0.00 51 100 16600 -78.5 -87.5 22 9.0 -78.5 265 52 376.1 376.1 301.6 376.1 0.00 52 82 17728 -79.7 -90.7 15 11.0 -79.7 265 27 395.6 395.6 304.6 395.6 0.00 53 79 17941 -75.1 -89.1 10 14.0 -75.2 265 21 409.3 409.3 306.4 409.3 0.00 54 75 18242 -76.5 -89.5 11 13.0 -76.6 265 13 412.5 412.5 306.8 412.5 0.00 55 70 18640 -75.5 -89.5 9 14.0 -75.6 265 3 422.9 422.9 308.0 422.9 0.00 56 50 20650 -64.9 -88.9 2 24.0 -65.2 135 10 490.5 490.5 314.2 490.6 0.00 57 38 22350 -57.7 -85.7 2 28.0 -58.7 213 6 548.9 548.9 318.1 549.0 0.01 58 37 22518 -59.1 -86.1 2 27.0 -59.9 220 5 549.6 549.6 318.1 549.6 0.01 59 30 23840 -56.3 -84.3 2 28.0 -57.7 280 2 591.2 591.2 320.2 591.2 0.01 60 25 25004 -55.3 -84.3 2 29.0 -57.1 352 4 625.7 625.7 321.7 625.8 0.01 61 22 25833 -49.5 -81.5 1 32.0 -52.9 42 6 666.2 666.3 323.3 666.4 0.02 62 20 26460 -48.3 -81.3 1 33.0 -52.3 80 7 688.3 688.3 324.0 688.5 0.03 63 16 27941 -44.7 -79.7 1 35.0 -50.7 745.4 745.5 325.8 745.8 0.04 64 15 28373 -44.9 -79.9 1 35.0 -51.1 758.7 758.7 326.2 759.1 0.05 TRP 107 16214 -78.1 -86.1 26 8.0 -78.1 260 57 369.6 369.6 300.5 369.6 0.00 WND 161 13796 -62.0 -77.0 12 15.0 -62.1 255 84 356.0 356.0 297.9 356.0 0.01 Sounding variables and indices 1000-500 mb thick: 5712.00 m Freezing level: 587.92 mb = 4625.39 m = 15174.99 ft Wetbulb zero: 741.76 mb = 2659.14 m = 8724.10 ft Precipitable water: 1.08 inches Sfc-500 mean rel hum: 31.07 % Est. max temperature: 28.95 C = 84.10 F Sfc-Lift cond lev (LCL): 995.11 mb = 170.52 m = 559.43 ft T: 22.23 C 700-500 lapse rate: 5.22 C/km ThetaE index: 13.94 C Layer 850.0- 725.0 mb Conv cond level (CCL): 848.60 mb = 1537.76 m = 5045.07 ft Mean mixing ratio: 12.46 g/kg Conv temperature: 29.72 C = 85.49 F Cap Strength: 3.43 C Lifted Index: 4.16 C Risk: None Lifted Index @300 mb: 10.21 C Lifted Index @700 mb: 3.02 C Showalter Index: 7.85 C Risk: None Total Totals Index: 34.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 13.70 C K Index: -0.50 Risk: None Sweat Index: 129.60 Risk: None Energy Index: 0.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.61 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 63.50 J/kg Cap Strength: 3.84 C Lift Cond Lev (LCL): 915.05 mb = 895.56 m = 2938.14 ft Lev Free Conv (LFC): 800.05 mb = 2030.64 m = 6662.12 ft Equ Level (EL): 770.05 mb = 2348.69 m = 7705.59 ft B at Equ Level: 20.59 J/kg Max Parcel Lev (MPL): 730.05 mb = 2790.97 m = 9156.63 ft Wind level data Storm motion: 331 at 8 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 1014 5 10 6 -1.0 -5.9 | 104 5 -5.1 1.3 1 1000 128 15 9 -2.3 -8.7 | 77 7 -6.4 -1.5 2 980 305 15 11 -2.8 -10.6 | 64 8 -6.9 -3.4 3 946 610 15 10 -2.6 -9.7 | 70 7 -6.6 -2.4 4 925 803 40 5 -3.2 -3.8 | 115 8 -7.3 3.4 5 913 914 65 3 -2.7 -1.3 | 131 9 -6.8 5.9 6 850 1524 215 8 4.6 6.6 | 182 14 0.5 13.8 7 819 1829 215 10 5.7 8.2 | 186 16 1.7 15.4 8 790 2134 200 6 2.1 5.6 | 171 13 -2.0 12.9 9 762 2438 240 1 0.9 0.5 | 158 8 -3.2 7.7 10 700 3139 345 7 1.8 -6.8 | 102 2 -2.2 0.5 11 682 3353 350 10 1.7 -9.8 | 41 4 -2.3 -2.6 12 608 4267 320 14 9.0 -10.7 | 305 6 5.0 -3.5 13 543 5182 280 20 19.7 -3.5 | 257 16 15.7 3.7 14 503 5791 275 21 20.9 -1.8 | 252 18 16.9 5.4 15 500 5840 285 20 19.3 -5.2 | 262 15 15.3 2.0 16 465 6401 255 27 26.1 7.0 | 237 26 22.0 14.2 17 400 7550 245 43 39.0 18.2 | 234 43 34.9 25.4 18 396 7620 245 44 39.9 18.6 | 234 44 35.8 25.8 19 364 8230 265 56 55.8 4.9 | 257 53 51.7 12.1 20 308 9449 260 75 73.9 13.0 | 254 73 69.8 20.2 21 300 9650 260 71 69.9 12.3 | 253 69 65.9 19.5 22 260 10668 260 76 74.8 13.2 | 254 74 70.8 20.4 23 250 10930 265 73 72.7 6.4 | 259 70 68.7 13.6 24 207 12192 255 69 66.6 17.9 | 248 67 62.6 25.1 25 200 12420 255 72 69.5 18.6 | 248 70 65.5 25.9 26 179 13106 245 81 73.4 34.2 | 239 81 69.4 41.4 27 161 13796 255 84 81.1 21.7 | 249 82 77.1 29.0 28 155 14021 255 84 81.1 21.7 | 249 82 77.1 29.0 29 150 14230 255 77 74.4 19.9 | 249 75 70.3 27.1 30 108 16154 245 64 58.0 27.0 | 238 64 54.0 34.3 31 107 16214 260 57 56.1 9.9 | 252 55 52.1 17.1 32 100 16600 265 52 51.8 4.5 | 256 49 47.8 11.7 33 97 16764 265 52 51.8 4.5 | 256 49 47.8 11.7 34 70 18640 265 3 3.0 0.3 | 172 8 -1.1 7.5 35 50 20650 135 10 -7.1 7.1 | 142 18 -11.1 14.3 36 30 23840 280 2 2.0 -0.3 | 163 7 -2.1 6.9 37 20 26460 80 7 -6.9 -1.2 | 119 12 -10.9 6.0 Wind Parameters Mean winds (0-6000m): 300.7 at 11.0 knts Storm direction: 330.7 at 8.3 knts Shear (0-3000m) pos: 0.9 neg: 0.1 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 59.9 deg Storm rel helicity (0-3000m) pos: 70.0 neg: -25.7 tot: 44.3 m^2/s^2 ave: 14.8 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.00 Bulk Shear: 20.63 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 15 10 72 7| 4.5 0.0 4.5| 1.0 -7.2 -6.2 -12.4 -0.68| 5.9 -4.0 1000 20 8 87 7| 3.3 0.0 3.3| 18.9 -7.2 11.7 11.7 0.30| 8.3 2.5 1500 20 7 93 7| 4.7 0.0 4.7| 60.2 -7.2 53.0 35.3 0.56| 10.0 5.6 2000 341 8 87 2| 3.5 0.1 3.7| 66.2 -15.8 50.4 25.2 0.46| 8.7 4.0 2500 273 7 203 7| 1.4 0.1 1.6| 66.4 -25.1 41.3 16.5 0.31| 8.5 2.6 3000 297 6 201 5| 0.9 0.1 1.0| 70.0 -25.7 44.3 14.8 0.29| 8.2 2.4 4000 333 7 132 1| 0.8 0.4 1.2| 70.0 -33.2 36.8 9.2 0.07| 7.5 0.5 5000 318 9 257 2| 0.6 1.6 2.2| 70.0 -53.7 16.3 3.3 -0.07| 7.3 -0.5 6000 301 11 254 6| 0.5 1.7 2.3| 78.7 -72.6 6.0 1.0 -0.09| 6.9 -0.6 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250419.11.gif