UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042211.upa.cvt Date: 1100Z 22 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 22 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 1013 5 17.6 14.3 81 3.3 15.5 195 5 289.7 291.5 288.2 318.2 10.16 1 1009 40 20.0 13.0 64 7.0 15.7 190 8 292.4 294.1 288.4 319.1 9.36 2 1000 119 19.8 12.8 64 7.0 15.4 180 15 293.0 294.6 288.6 319.6 9.32 3 988 223 20.2 11.2 56 9.0 14.7 163 18 294.4 295.9 288.3 318.8 8.48 4 957 498 19.0 6.0 43 13.0 11.7 172 19 295.8 297.0 286.6 313.8 6.13 5 925 789 16.2 7.2 55 9.0 11.0 175 18 295.9 297.1 287.4 316.0 6.90 6 850 1500 9.8 6.1 78 3.7 7.8 185 9 296.4 297.7 287.6 316.7 6.96 7 848 1520 9.6 6.1 79 3.5 7.6 177 12 296.4 297.7 287.7 316.8 6.98 8 769 2323 4.0 -3.0 60 7.0 0.8 178 6 298.8 299.5 285.6 310.7 3.98 9 753 2494 4.4 -11.6 30 16.0 -1.7 170 3 301.0 301.4 284.4 307.5 2.09 10 700 3087 3.0 -20.0 17 23.0 -4.4 210 15 305.8 306.0 285.1 309.5 1.12 11 685 3262 2.4 -22.6 14 25.0 -5.1 239 13 307.0 307.2 285.3 310.1 0.91 12 677 3357 2.6 -29.4 7 32.0 -5.8 255 12 308.3 308.4 285.3 310.0 0.49 13 611 4179 -1.9 -13.9 39 12.0 -6.4 218 20 312.3 312.7 288.5 319.2 2.14 14 557 4910 -4.7 -19.7 30 15.0 -9.5 228 24 317.4 317.6 289.4 322.2 1.44 15 500 5750 -10.5 -33.5 13 23.0 -15.4 240 29 320.2 320.3 289.3 321.9 0.45 16 488 5937 -11.7 -39.7 8 28.0 -16.7 237 31 321.0 321.0 289.3 321.9 0.25 17 465 6308 -10.5 -52.5 2 42.0 -16.4 255 45 327.0 327.0 290.9 327.2 0.06 18 400 7450 -19.1 -58.1 2 39.0 -23.0 255 51 330.2 330.2 291.8 330.3 0.04 19 378 7868 -22.7 -58.7 2 36.0 -25.9 251 53 330.8 330.8 292.0 330.9 0.04 20 353 8368 -24.5 -59.5 2 35.0 -27.4 257 58 334.9 334.9 293.1 335.1 0.04 21 311 9276 -31.9 -59.9 5 28.0 -33.7 271 70 336.9 336.9 293.6 337.1 0.04 22 300 9530 -32.9 -60.9 4 28.0 -34.6 275 73 339.0 339.0 294.1 339.2 0.04 23 295 9648 -33.3 -62.3 4 29.0 -35.0 276 74 340.1 340.1 294.4 340.2 0.03 24 288 9816 -32.3 -65.3 2 33.0 -34.2 278 75 343.8 343.8 295.3 343.9 0.02 25 272 10216 -33.7 -68.7 2 35.0 -35.5 279 78 347.5 347.5 296.1 347.5 0.01 26 257 10610 -36.4 -70.0 2 33.7 -37.9 275 81 349.2 349.2 296.5 349.2 0.01 27 250 10800 -37.7 -70.7 2 33.0 -39.1 270 79 350.0 350.0 296.7 350.1 0.01 28 200 12300 -47.5 -76.5 2 29.0 -48.1 275 67 357.6 357.6 298.2 357.6 0.01 29 166 13511 -56.9 -79.9 4 23.0 -57.2 281 64 361.4 361.4 299.0 361.4 0.00 30 150 14150 -60.7 -82.7 4 22.0 -60.9 285 63 365.5 365.5 299.8 365.5 0.00 31 146 14317 -61.9 -82.9 4 21.0 -62.0 285 63 366.3 366.3 299.9 366.3 0.00 32 111 15982 -69.1 -87.1 6 18.0 -69.2 261 38 382.6 382.6 302.6 382.6 0.00 33 100 16600 -72.7 -88.7 7 16.0 -72.8 255 29 387.3 387.3 303.4 387.3 0.00 34 91 17149 -76.3 -89.3 11 13.0 -76.3 245 24 390.7 390.7 303.9 390.7 0.00 35 85 17542 -76.9 -88.9 13 12.0 -76.9 210 20 397.2 397.2 304.8 397.2 0.00 36 75 18270 -72.1 -90.1 5 18.0 -72.2 146 12 421.7 421.7 307.9 421.7 0.00 37 74 18349 -69.1 -89.1 4 20.0 -69.2 139 11 429.7 429.7 308.8 429.7 0.00 38 70 18680 -71.1 -89.1 5 18.0 -71.2 110 8 432.3 432.3 309.1 432.3 0.00 39 64 19208 -72.9 -89.9 6 17.0 -73.0 155 6 439.5 439.5 309.8 439.6 0.00 40 56 20003 -67.1 -89.1 3 22.0 -67.3 223 4 469.9 469.9 312.6 469.9 0.00 41 50 20690 -65.7 -89.7 2 24.0 -66.0 280 2 488.7 488.7 314.1 488.7 0.00 42 40 22051 -62.9 -87.9 2 25.0 -63.4 214 5 527.9 527.9 316.8 527.9 0.00 43 38 22369 -58.9 -86.9 2 28.0 -59.7 199 6 545.9 545.9 317.9 545.9 0.01 44 30 23870 -53.1 -84.1 1 31.0 -55.0 130 10 599.9 599.9 320.6 600.0 0.01 45 26 24789 -54.5 -84.5 1 30.0 -56.3 621.0 621.0 321.5 621.0 0.01 TRP 91 17149 -76.3 -89.3 11 13.0 -76.3 245 24 390.7 390.7 303.9 390.7 0.00 WND 257 10610 -36.4 -70.0 2 33.7 -37.9 275 81 349.2 349.2 296.5 349.2 0.01 Sounding variables and indices 1000-500 mb thick: 5631.00 m Freezing level: 638.87 mb = 3831.74 m = 12571.18 ft Wetbulb zero: 764.04 mb = 2375.68 m = 7794.13 ft Precipitable water: 0.81 inches Sfc-500 mean rel hum: 40.29 % Est. max temperature: 24.27 C = 75.69 F Sfc-Lift cond lev (LCL): 964.59 mb = 429.88 m = 1410.34 ft T: 19.30 C 700-500 lapse rate: 5.07 C/km ThetaE index: 9.24 C Layer 769.0- 700.0 mb Conv cond level (CCL): 798.62 mb = 2012.42 m = 6602.35 ft Mean mixing ratio: 7.45 g/kg Conv temperature: 25.82 C = 78.48 F Cap Strength: 7.82 C Lifted Index: 7.88 C Risk: None Lifted Index @300 mb: 16.36 C Lifted Index @700 mb: 4.09 C Showalter Index: 7.76 C Risk: None Total Totals Index: 36.90 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 16.60 C K Index: 3.40 Risk: None Sweat Index: 120.20 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.91 J/kg Max Up Vert Vel: 5.46 m/s Conv Inhibition (B-): 30893.43 J/kg Cap Strength: 7.89 C Lift Cond Lev (LCL): 833.39 mb = 1662.31 m = 5453.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 242 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 1013 5 195 5 1.3 4.8 | 83 10 -10.3 -1.2 1 1000 119 180 15 0.0 15.0 | 128 15 -11.6 8.9 2 979 305 150 20 -10.0 17.3 | 118 24 -21.6 11.3 3 945 610 185 19 1.7 18.9 | 142 16 -9.9 12.9 4 925 789 175 18 -1.6 17.9 | 132 18 -13.1 11.9 5 911 914 155 15 -6.3 13.6 | 113 19 -17.9 7.5 6 879 1219 185 6 0.5 6.0 | 90 11 -11.1 -0.1 7 850 1500 185 9 0.8 9.0 | 105 11 -10.8 2.9 8 848 1524 175 13 -1.1 13.0 | 118 14 -12.7 6.9 9 816 1829 205 22 9.3 19.9 | 171 14 -2.3 13.9 10 787 2134 190 13 2.3 12.8 | 126 12 -9.3 6.7 11 758 2438 170 2 -0.3 2.0 | 71 13 -11.9 -4.1 12 730 2743 170 10 -1.7 9.8 | 106 14 -13.3 3.8 13 703 3048 195 16 4.1 15.5 | 142 12 -7.4 9.4 14 700 3087 210 15 7.5 13.0 | 149 8 -4.1 6.9 15 677 3353 255 12 11.6 3.1 | 360 3 0.0 -3.0 16 627 3962 215 20 11.5 16.4 | 179 10 -0.1 10.3 17 603 4267 220 20 12.9 15.3 | 188 9 1.3 9.3 18 500 5750 240 29 25.1 14.5 | 238 16 13.5 8.4 19 497 5791 230 26 19.9 16.7 | 218 14 8.3 10.6 20 459 6401 260 49 48.3 8.5 | 266 37 36.7 2.4 21 400 7450 255 51 49.3 13.2 | 259 38 37.7 7.1 22 375 7925 250 53 49.8 18.1 | 252 40 38.2 12.1 23 300 9530 275 73 72.7 -6.4 | 281 62 61.1 -12.4 24 278 10058 280 77 75.8 -13.4 | 287 67 64.3 -19.4 25 257 10610 275 81 80.7 -7.1 | 281 70 69.1 -13.1 26 255 10668 275 81 80.7 -7.1 | 281 70 69.1 -13.1 27 250 10800 270 79 79.0 -0.0 | 275 68 67.4 -6.1 28 203 12192 270 73 73.0 -0.0 | 276 62 61.4 -6.1 29 200 12300 275 67 66.7 -5.8 | 282 56 55.2 -11.9 30 150 14150 285 63 60.9 -16.3 | 294 54 49.3 -22.4 31 146 14326 285 63 60.9 -16.3 | 294 54 49.3 -22.4 32 132 14935 270 52 52.0 -0.0 | 279 41 40.4 -6.1 33 125 15240 285 48 46.4 -12.4 | 298 39 34.8 -18.5 34 108 16154 255 36 34.8 9.3 | 262 23 23.2 3.2 35 100 16600 255 29 28.0 7.5 | 265 16 16.4 1.4 36 97 16764 255 29 28.0 7.5 | 265 16 16.4 1.4 37 91 17149 245 24 21.8 10.1 | 248 11 10.2 4.1 38 70 18680 110 8 -7.5 2.7 | 80 19 -19.1 -3.3 39 50 20690 280 2 2.0 -0.3 | 56 12 -9.6 -6.4 40 30 23870 130 10 -7.7 6.4 | 91 19 -19.2 0.4 Wind Parameters Mean winds (0-6000m): 212.3 at 17.4 knts Storm direction: 242.3 at 13.1 knts Shear (0-3000m) pos: 3.3 neg: 2.0 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 52.6 deg Storm rel helicity (0-3000m) pos: 175.0 neg: -134.3 tot: 40.7 m^2/s^2 ave: 13.6 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 17.6 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.60 Bulk Shear: 24.99 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 ------------------------------------------------------------------------------- 500 165 17 122 19| 0.0 15.3 15.3| 58.9 -14.8 44.0 88.0 0.42| 29.3 12.3 1000 169 17 126 18| 0.0 4.3 4.3| 71.3 -60.5 10.9 10.9 0.11| 23.2 2.6 1500 171 14 119 16| 1.5 2.9 4.4| 81.2 -75.3 5.8 3.9 0.07| 18.9 1.4 2000 179 15 127 15| 2.4 2.2 4.5|129.4 -90.8 38.6 19.3 0.17| 19.2 3.3 2500 180 14 124 14| 1.9 2.4 4.2|131.2-134.3 -3.1 -1.3 -0.01| 18.4 -0.1 3000 180 13 121 14| 3.3 2.0 5.3|175.0-134.3 40.7 13.6 0.12| 17.6 2.1 4000 193 14 131 11| 2.9 1.6 4.4|181.9-141.2 40.6 10.2 0.02| 17.0 0.3 5000 202 15 144 10| 3.0 1.2 4.2|199.8-141.2 58.5 11.7 0.06| 14.4 0.9 6000 212 17 165 9| 3.4 1.0 4.5|244.5-158.3 86.1 14.4 0.09| 13.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250422.11.gif