UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041711.upa.cvt Date: 1100Z 17 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 17 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 1012 5 21.8 16.8 73 5.0 18.5 150 6 293.9 296.1 291.2 328.1 11.97 1 1000 106 22.0 15.0 64 7.0 17.5 145 12 295.1 297.1 290.6 326.1 10.78 2 944 605 19.4 12.4 64 7.0 15.0 130 16 297.4 299.2 290.4 325.4 9.62 3 925 780 17.8 11.8 68 6.0 14.1 145 10 297.5 299.2 290.3 325.0 9.44 4 850 1497 12.6 8.7 77 3.9 10.3 185 10 299.3 300.9 289.9 323.8 8.33 5 819 1807 9.8 8.3 90 1.5 8.9 180 16 299.6 301.1 290.0 324.3 8.42 6 803 1971 9.2 4.5 72 4.7 6.6 187 17 300.6 301.8 288.8 320.2 6.59 7 742 2620 4.0 1.2 82 2.8 2.5 193 17 301.8 302.9 288.3 318.8 5.63 8 740 2642 4.8 -3.2 56 8.0 1.0 193 16 302.9 303.7 287.2 315.4 4.08 9 700 3098 8.0 -27.0 6 35.0 -2.5 230 14 311.3 311.5 286.5 313.4 0.60 10 699 3110 8.0 -26.0 7 34.0 -2.4 230 14 311.5 311.6 286.6 313.7 0.66 11 666 3505 4.4 -21.6 13 26.0 -4.1 226 13 311.8 312.0 287.2 315.2 1.02 12 638 3853 3.6 -29.4 7 33.0 -5.5 240 16 314.7 314.8 287.6 316.6 0.52 13 630 3956 4.2 -41.8 2 46.0 -5.9 244 17 316.5 316.6 287.8 317.1 0.15 14 561 4887 -1.5 -32.5 7 31.0 -9.2 232 21 320.5 320.6 289.4 322.1 0.44 15 500 5790 -8.7 -34.7 10 26.0 -14.3 235 23 322.4 322.5 289.9 323.9 0.40 16 459 6447 -14.7 -36.7 14 22.0 -18.7 231 23 322.9 323.0 290.0 324.2 0.36 17 454 6530 -14.3 -42.3 7 28.0 -18.8 231 23 324.4 324.5 290.3 325.2 0.20 18 400 7480 -20.7 -45.7 9 25.0 -23.9 225 24 328.1 328.1 291.3 328.7 0.16 19 348 8493 -27.9 -52.9 7 25.0 -30.1 239 26 331.7 331.7 292.3 332.0 0.08 20 300 9540 -35.7 -58.7 8 23.0 -37.0 245 36 335.1 335.1 293.1 335.2 0.05 21 277 10088 -40.5 -61.5 9 21.0 -41.4 248 40 335.9 335.9 293.3 336.0 0.04 22 250 10780 -43.9 -68.9 5 25.0 -44.6 240 74 340.8 340.8 294.5 340.9 0.01 23 223 11544 -45.9 -72.9 3 27.0 -46.6 247 80 349.1 349.1 296.4 349.1 0.01 24 200 12260 -50.9 -73.9 5 23.0 -51.3 235 88 352.2 352.2 297.1 352.2 0.01 25 170 13301 -58.3 -77.7 7 19.4 -58.5 235 97 356.6 356.6 298.0 356.6 0.01 26 160 13680 -61.1 -79.1 8 18.0 -61.3 235 91 358.1 358.1 298.3 358.2 0.00 27 150 14080 -62.7 -79.7 8 17.0 -62.9 235 81 362.1 362.1 299.1 362.1 0.00 28 118 15527 -71.3 -84.3 13 13.0 -71.3 265 72 371.9 371.9 300.9 371.9 0.00 29 114 15731 -69.1 -85.1 8 16.0 -69.2 265 72 379.7 379.7 302.2 379.7 0.00 30 100 16510 -70.9 -86.9 8 16.0 -71.0 250 30 390.7 390.7 303.9 390.7 0.00 31 84 17542 -72.3 -88.3 7 16.0 -72.3 271 24 407.9 407.9 306.2 407.9 0.00 32 76 18137 -68.9 -88.9 4 20.0 -69.0 287 19 426.8 426.8 308.5 426.8 0.00 33 70 18630 -68.9 -88.9 4 20.0 -69.0 300 15 437.0 437.0 309.6 437.0 0.00 34 55 20081 -67.5 -89.5 3 22.0 -67.7 40 13 471.4 471.4 312.8 471.4 0.00 35 51 20539 -64.9 -88.9 2 24.0 -65.2 72 12 487.8 487.8 314.1 487.8 0.00 36 50 20660 -66.5 -88.5 3 22.0 -66.7 80 12 486.8 486.8 314.0 486.8 0.00 37 49 20782 -66.7 -89.7 3 23.0 -67.0 489.1 489.1 314.1 489.1 0.00 38 41 21878 -59.7 -86.7 2 27.0 -60.4 532.2 532.2 317.1 532.2 0.01 39 39 22190 -61.1 -87.1 2 26.0 -61.7 536.3 536.3 317.3 536.3 0.01 40 32 23435 -55.5 -84.5 2 29.0 -56.9 582.5 582.5 319.8 582.5 0.01 41 32 23435 -55.7 -84.7 1 29.0 -57.1 582.0 582.0 319.8 582.0 0.01 TRP 118 15527 -71.3 -84.3 13 13.0 -71.3 265 72 371.9 371.9 300.9 371.9 0.00 WND 170 13301 -58.3 -77.7 7 19.4 -58.5 235 97 356.6 356.6 298.0 356.6 0.01 Sounding variables and indices 1000-500 mb thick: 5684.00 m Freezing level: 579.16 mb = 4641.96 m = 15229.35 ft Wetbulb zero: 728.44 mb = 2771.14 m = 9091.57 ft Precipitable water: 1.01 inches Sfc-500 mean rel hum: 38.63 % Est. max temperature: 26.92 C = 80.45 F Sfc-Lift cond lev (LCL): 940.26 mb = 639.30 m = 2097.43 ft T: 19.09 C 700-500 lapse rate: 6.20 C/km ThetaE index: 10.93 C Layer 803.0- 699.0 mb Conv cond level (CCL): 834.86 mb = 1647.05 m = 5403.63 ft Mean mixing ratio: 10.09 g/kg Conv temperature: 27.34 C = 81.20 F Cap Strength: 6.23 C Lifted Index: 4.64 C Risk: None Lifted Index @300 mb: 7.38 C Lifted Index @700 mb: 5.28 C Showalter Index: 5.64 C Risk: None Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 17.40 C K Index: -5.00 Risk: None Sweat Index: 147.40 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.99 J/kg Max Up Vert Vel: 6.32 m/s Conv Inhibition (B-): 63.65 J/kg Cap Strength: 6.20 C Lift Cond Lev (LCL): 871.45 mb = 1285.68 m = 4218.07 ft Lev Free Conv (LFC): 776.45 mb = 2247.18 m = 7372.54 ft Equ Level (EL): 726.45 mb = 2793.62 m = 9165.31 ft B at Equ Level: 14.00 J/kg Max Parcel Lev (MPL): 706.45 mb = 3022.73 m = 9916.99 ft Wind level data Storm motion: 239 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 1012 5 150 6 -3.0 5.2 | 85 14 -13.9 -1.3 1 1000 106 145 12 -6.9 9.8 | 101 18 -17.8 3.3 2 977 305 140 20 -12.9 15.3 | 110 25 -23.8 8.8 3 943 610 130 16 -12.3 10.3 | 99 23 -23.2 3.8 4 925 780 145 10 -5.7 8.2 | 96 17 -16.7 1.7 5 910 914 145 9 -5.2 7.4 | 93 16 -16.1 0.9 6 878 1219 155 14 -5.9 12.7 | 110 18 -16.8 6.2 7 850 1497 185 10 0.9 10.0 | 109 11 -10.1 3.4 8 847 1524 180 12 0.0 12.0 | 117 12 -10.9 5.5 9 816 1829 180 16 0.0 16.0 | 131 14 -10.9 9.5 10 787 2134 195 18 4.7 17.4 | 150 13 -6.3 10.9 11 758 2438 190 23 4.0 22.7 | 157 18 -6.9 16.1 12 731 2743 195 12 3.1 11.6 | 123 9 -7.8 5.1 13 704 3048 230 14 10.7 9.0 | 175 2 -0.2 2.5 14 700 3098 230 14 10.7 9.0 | 175 2 -0.2 2.5 15 678 3353 220 12 7.7 9.2 | 130 4 -3.2 2.7 16 628 3962 245 17 15.4 7.2 | 262 5 4.5 0.7 17 605 4267 245 20 18.1 8.5 | 255 7 7.2 1.9 18 540 5182 225 22 15.6 15.6 | 207 10 4.6 9.0 19 500 5790 235 23 18.8 13.2 | 230 10 7.9 6.7 20 400 7480 225 24 17.0 17.0 | 210 12 6.0 10.5 21 392 7620 225 24 17.0 17.0 | 210 12 6.0 10.5 22 376 7925 245 23 20.8 9.7 | 252 10 9.9 3.2 23 331 8839 235 28 22.9 16.1 | 232 15 12.0 9.5 24 300 9540 245 36 32.6 15.2 | 248 23 21.7 8.7 25 266 10363 250 42 39.5 14.4 | 255 30 28.5 7.8 26 250 10780 240 74 64.1 37.0 | 240 61 53.2 30.5 27 243 10973 250 78 73.3 26.7 | 252 66 62.4 20.2 28 212 11887 245 82 74.3 34.7 | 246 69 63.4 28.1 29 200 12260 235 88 72.1 50.5 | 234 75 61.2 44.0 30 170 13301 235 97 79.5 55.6 | 234 84 68.5 49.1 31 167 13411 235 97 79.5 55.6 | 234 84 68.5 49.1 32 150 14080 235 81 66.4 46.5 | 234 68 55.4 39.9 33 137 14630 235 66 54.1 37.9 | 234 53 43.1 31.3 34 124 15240 250 60 56.4 20.5 | 253 48 45.4 14.0 35 118 15527 265 72 71.7 6.3 | 270 61 60.8 -0.2 36 112 15850 265 72 71.7 6.3 | 270 61 60.8 -0.2 37 106 16154 240 48 41.6 24.0 | 240 35 30.6 17.5 38 100 16510 250 30 28.2 10.3 | 258 18 17.3 3.7 39 96 16764 250 30 28.2 10.3 | 258 18 17.3 3.7 40 70 18630 300 15 13.0 -7.5 | 352 14 2.1 -14.0 41 50 20660 80 12 -11.8 -2.1 | 69 24 -22.8 -8.6 Wind Parameters Mean winds (0-6000m): 209.2 at 17.0 knts Storm direction: 239.2 at 12.7 knts Shear (0-3000m) pos: 3.8 neg: 2.0 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 74.3 deg Storm rel helicity (0-3000m) pos: 104.1 neg: -59.7 tot: 44.4 m^2/s^2 ave: 14.8 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.44 Bulk Shear: 45.37 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 ------------------------------------------------------------------------------- 500 140 16 105 22| 0.0 12.1 12.1| 38.7 -20.7 17.9 35.9 0.28| 18.1 5.1 1000 139 14 101 20| 4.0 6.0 10.0| 44.8 -39.3 5.5 5.5 0.10| 14.7 1.5 1500 146 13 104 19| 4.6 4.0 8.6| 63.4 -39.6 23.8 15.9 0.18| 13.4 2.4 2000 156 14 110 18| 4.1 3.0 7.1| 87.2 -39.6 47.6 23.8 0.29| 12.1 3.5 2500 166 15 119 17| 3.8 2.4 6.2|100.1 -43.5 56.5 22.6 0.30| 11.4 3.4 3000 172 15 122 15| 3.8 2.0 5.9|104.1 -59.7 44.4 14.8 0.20| 12.0 2.4 4000 187 15 131 12| 3.7 1.5 5.2|109.6 -61.3 48.3 12.1 0.24| 10.5 2.5 5000 202 16 148 10| 3.0 1.7 4.6|109.6 -74.5 35.1 7.0 0.14| 9.3 1.3 6000 209 17 162 9| 2.7 1.4 4.1|120.0 -78.8 41.2 6.9 0.16| 8.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250417.11.gif