UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101823.upa.cvt Date: 2300Z 18 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 18 OCT 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 1016 5 25.4 17.4 61 8.0 20.0 100 2 297.2 299.4 292.6 333.1 12.39 1 1008 72 23.0 16.0 65 7.0 18.4 88 3 295.5 297.5 291.2 328.3 11.41 2 1000 140 22.4 16.4 69 6.0 18.4 75 5 295.5 297.7 291.6 329.5 11.81 3 925 813 16.2 15.2 94 1.0 15.5 155 5 295.9 298.0 291.7 329.9 11.82 4 908 970 14.8 14.4 97 0.4 14.6 142 6 296.0 298.1 291.4 329.0 11.43 5 901 1036 16.0 12.2 78 3.8 13.6 138 6 297.9 299.7 290.8 326.9 9.96 6 850 1530 14.4 5.4 55 9.0 9.3 110 7 301.2 302.4 289.0 321.0 6.63 7 815 1884 13.0 5.0 58 8.0 8.5 174 5 303.4 304.6 289.9 323.6 6.72 8 746 2619 6.2 0.2 65 6.0 3.1 193 8 303.8 304.7 288.6 319.6 5.21 9 729 2808 5.2 -8.8 36 14.0 -0.7 187 12 304.7 305.2 286.4 313.1 2.69 10 712 3001 6.2 -32.8 4 39.0 -3.7 195 18 307.9 307.9 284.9 309.0 0.34 11 700 3140 5.4 -33.6 4 39.0 -4.3 200 22 308.5 308.5 285.2 309.6 0.32 12 682 3352 5.8 -34.2 4 40.0 -4.3 200 25 311.2 311.3 286.1 312.3 0.31 13 592 4491 -2.3 -20.3 24 18.0 -8.1 175 18 314.7 314.9 288.4 319.0 1.29 14 554 5014 -4.9 -32.9 9 28.0 -11.3 173 33 317.6 317.7 288.5 319.2 0.43 15 520 5508 -8.5 -35.5 9 27.0 -14.1 185 43 319.1 319.1 288.9 320.4 0.36 16 500 5810 -10.7 -31.7 16 21.0 -15.3 185 44 320.0 320.1 289.3 321.9 0.54 17 419 7140 -22.1 -40.1 18 18.0 -24.6 189 48 322.0 322.0 289.7 323.0 0.28 18 400 7480 -24.1 -47.1 10 23.0 -26.6 180 56 323.7 323.7 290.0 324.2 0.14 19 356 8317 -29.9 -53.9 8 24.0 -31.7 177 67 326.8 326.9 290.9 327.1 0.07 20 347 8499 -29.7 -59.7 4 30.0 -31.7 177 69 329.5 329.5 291.6 329.7 0.04 21 300 9520 -36.3 -62.3 5 26.0 -37.5 180 96 334.2 334.2 292.9 334.3 0.03 22 264 10401 -42.5 -61.5 11 19.0 -43.2 180 111 337.6 337.6 293.7 337.7 0.04 23 257 10583 -43.1 -53.1 32 10.0 -43.6 180 114 339.3 339.3 294.3 339.7 0.11 24 250 10770 -44.3 -54.3 32 10.0 -44.8 180 117 340.2 340.2 294.4 340.6 0.10 25 230 11323 -48.5 -55.5 44 7.0 -48.8 183 119 342.0 342.0 294.9 342.4 0.09 26 212 11854 -52.3 -66.3 17 14.0 -52.6 189 120 344.2 344.2 295.3 344.3 0.02 27 200 12230 -53.1 -71.1 9 18.0 -53.4 195 121 348.7 348.7 296.4 348.7 0.01 28 198 12294 -53.5 -71.4 10 17.9 -53.8 195 122 349.0 349.0 296.4 349.0 0.01 29 171 13220 -60.1 -76.1 11 16.0 -60.3 187 117 353.1 353.1 297.3 353.1 0.01 30 150 14030 -62.3 -81.3 6 19.0 -62.4 185 68 362.8 362.8 299.2 362.8 0.00 31 112 15805 -68.9 -85.9 7 17.0 -69.0 199 50 382.0 382.0 302.6 382.0 0.00 32 100 16480 -70.9 -86.9 8 16.0 -71.0 190 41 390.7 390.7 303.9 390.7 0.00 33 90 17103 -72.9 -86.9 10 14.0 -72.9 230 43 398.7 398.7 305.0 398.7 0.00 34 84 17511 -70.3 -87.3 7 17.0 -70.4 208 39 411.9 411.9 306.7 411.9 0.00 35 76 18105 -71.9 -88.9 6 17.0 -72.0 176 32 420.6 420.6 307.8 420.6 0.00 36 70 18600 -64.3 -88.3 2 24.0 -64.6 150 27 446.8 446.8 310.6 446.8 0.00 37 63 19240 -66.9 -89.9 3 23.0 -67.1 133 25 454.8 454.8 311.3 454.8 0.00 38 50 20650 -62.5 -88.5 2 26.0 -62.9 95 20 496.2 496.2 314.7 496.2 0.00 39 45 21306 -60.1 -88.1 1 28.0 -60.7 92 23 517.2 517.2 316.1 517.2 0.00 40 32 23444 -59.3 -87.3 1 28.0 -60.2 82 31 572.3 572.3 319.3 572.4 0.01 41 30 23850 -57.9 -86.9 1 29.0 -59.0 80 33 586.8 586.8 320.0 586.8 0.01 42 22 25828 -52.9 -84.9 1 32.0 -55.4 656.1 656.1 322.9 656.2 0.01 TRP 90 17103 -72.9 -86.9 10 14.0 -72.9 230 43 398.7 398.7 305.0 398.7 0.00 WND 198 12294 -53.5 -71.4 10 17.9 -53.8 195 122 349.0 349.0 296.4 349.0 0.01 Sounding variables and indices 1000-500 mb thick: 5670.00 m Freezing level: 617.56 mb = 4167.39 m = 13672.37 ft Wetbulb zero: 732.05 mb = 2773.40 m = 9098.97 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 38.70 % Est. max temperature: 28.38 C = 83.08 F Sfc-Lift cond lev (LCL): 903.85 mb = 1009.28 m = 3311.23 ft T: 15.51 C 700-500 lapse rate: 6.03 C/km ThetaE index: 14.55 C Layer 746.0- 700.0 mb Conv cond level (CCL): 909.33 mb = 958.02 m = 3143.08 ft Mean mixing ratio: 11.80 g/kg Conv temperature: 24.20 C = 75.56 F Cap Strength: 2.67 C Lifted Index: 0.65 C Risk: Showers probable Lifted Index @300 mb: 4.17 C Lifted Index @700 mb: 1.16 C Showalter Index: 5.16 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 16.10 C K Index: -8.50 Risk: None Sweat Index: 122.80 Risk: None Energy Index: 0.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.99 J/kg Max Up Vert Vel: 11.04 m/s Conv Inhibition (B-): 87.81 J/kg Cap Strength: 2.63 C Lift Cond Lev (LCL): 912.74 mb = 926.21 m = 3038.71 ft Lev Free Conv (LFC): 757.74 mb = 2489.14 m = 8166.36 ft Equ Level (EL): 717.74 mb = 2935.01 m = 9629.18 ft B at Equ Level: 6.47 J/kg Max Parcel Lev (MPL): 697.74 mb = 3166.33 m = 10388.11 ft Wind level data Storm motion: 211 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 1016 5 100 2 -2.0 0.3 | 39 14 -8.9 -11.2 1 1000 140 75 5 -4.8 -1.3 | 43 17 -11.8 -12.8 2 947 610 175 10 -0.9 10.0 | 79 8 -7.8 -1.6 3 925 813 155 5 -2.1 4.5 | 52 11 -9.1 -7.0 4 914 914 145 6 -3.4 4.9 | 58 12 -10.4 -6.6 5 850 1530 110 7 -6.6 2.4 | 56 16 -13.5 -9.1 6 790 2134 220 3 1.9 2.3 | 29 11 -5.0 -9.2 7 734 2743 185 10 0.9 10.0 | 76 6 -6.1 -1.6 8 700 3140 200 22 7.5 20.7 | 184 9 0.6 9.1 9 681 3353 200 25 8.6 23.5 | 188 12 1.6 12.0 10 631 3962 195 20 5.2 19.3 | 167 8 -1.8 7.8 11 607 4267 165 19 -4.9 18.4 | 120 14 -11.9 6.8 12 584 4572 180 18 0.0 18.0 | 133 10 -7.0 6.5 13 562 4877 170 30 -5.2 29.5 | 146 22 -12.2 18.0 14 521 5486 185 43 3.7 42.8 | 174 31 -3.2 31.3 15 500 5810 185 44 3.8 43.8 | 174 32 -3.1 32.3 16 409 7315 190 48 8.3 47.3 | 182 36 1.4 35.7 17 400 7480 180 56 0.0 56.0 | 171 45 -7.0 44.5 18 376 7925 175 63 -5.5 62.8 | 166 53 -12.5 51.2 19 316 9144 180 76 0.0 76.0 | 174 65 -7.0 64.5 20 300 9520 180 96 0.0 96.0 | 175 85 -7.0 84.5 21 277 10058 180 106 0.0 106.0 | 176 95 -7.0 94.5 22 250 10770 180 117 0.0 117.0 | 176 106 -7.0 105.5 23 221 11582 185 120 10.5 119.5 | 182 108 3.5 108.0 24 200 12230 195 121 31.3 116.9 | 193 108 24.4 105.3 25 198 12294 195 122 31.6 117.8 | 193 109 24.6 106.3 26 192 12497 195 122 31.6 117.8 | 193 109 24.6 106.3 27 166 13411 185 116 10.1 115.6 | 182 104 3.1 104.0 28 150 14021 185 79 6.9 78.7 | 180 67 -0.1 67.2 29 150 14030 185 68 5.9 67.7 | 179 56 -1.0 56.2 30 136 14630 200 62 21.2 58.3 | 197 49 14.2 46.7 31 123 15240 205 71 30.0 64.3 | 204 58 23.0 52.8 32 106 16154 195 37 9.6 35.7 | 186 24 2.6 24.2 33 100 16480 190 41 7.1 40.4 | 180 29 0.2 28.8 34 95 16764 190 41 7.1 40.4 | 180 29 0.2 28.8 35 90 17103 230 43 32.9 27.6 | 238 31 26.0 16.1 36 70 18600 150 27 -13.5 23.4 | 120 24 -20.5 11.9 37 50 20650 95 20 -19.9 1.7 | 70 29 -26.9 -9.8 38 30 23850 80 33 -32.5 -5.7 | 66 43 -39.5 -17.3 Wind Parameters Mean winds (0-6000m): 181.1 at 18.0 knts Storm direction: 211.1 at 13.5 knts Shear (0-3000m) pos: 2.3 neg: 0.9 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 119.2 deg Storm rel helicity (0-3000m) pos: 63.9 neg: -27.2 tot: 36.7 m^2/s^2 ave: 12.2 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 2.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.78 Bulk Shear: 34.29 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 ------------------------------------------------------------------------------- 500 119 6 55 15| 8.1 0.0 8.1| 35.9 0.0 35.9 71.8 0.70| 13.1 9.1 1000 148 7 61 12| 4.0 1.6 5.7| 41.9 -10.9 31.0 31.0 0.29| 12.1 3.5 1500 139 7 60 13| 2.7 2.0 4.7| 42.1 -13.0 29.1 19.4 0.23| 9.2 2.1 2000 138 6 59 13| 2.6 1.5 4.2| 43.3 -23.7 19.6 9.8 0.08| 9.1 0.7 2500 147 6 58 12| 2.8 1.2 4.0| 47.5 -27.2 20.4 8.1 0.09| 8.5 0.7 3000 161 7 62 11| 2.3 0.9 3.2| 63.9 -27.2 36.7 12.2 0.28| 9.1 2.5 4000 183 11 84 6| 2.5 0.6 3.1| 72.2 -38.9 33.4 8.3 0.21| 8.5 1.8 5000 180 13 103 7| 2.0 2.0 4.0|104.9 -58.2 46.8 9.4 0.16| 9.6 1.6 6000 181 18 134 9| 2.9 1.6 4.6|186.1 -58.2 128.0 21.3 0.24| 9.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251018.23.gif