UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041623.upa.cvt Date: 2300Z 16 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 16 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 23.0 15.0 61 8.0 17.8 205 10 295.1 297.1 290.5 325.8 10.65 1 1000 111 20.8 11.8 56 9.0 15.3 210 13 294.0 295.5 288.4 319.0 8.72 2 965 418 17.8 11.8 68 6.0 14.1 179 13 293.9 295.5 288.7 319.9 9.04 3 925 780 16.4 11.4 72 5.0 13.3 170 13 296.1 297.7 289.6 322.7 9.19 4 873 1270 13.0 9.3 78 3.7 10.8 153 15 297.5 299.0 289.4 322.1 8.45 5 850 1494 11.6 8.6 82 3.0 9.8 190 12 298.3 299.8 289.5 322.5 8.27 6 769 2324 6.2 3.8 85 2.4 4.9 189 8 301.1 302.3 288.9 320.7 6.55 7 757 2453 5.8 -2.2 56 8.0 2.0 195 8 302.1 302.9 287.1 315.1 4.30 8 752 2507 7.0 -10.0 29 17.0 0.0 193 10 303.9 304.4 285.8 311.4 2.37 9 729 2763 7.2 -18.8 14 26.0 -1.7 187 18 306.9 307.1 285.6 310.8 1.19 10 700 3097 7.4 -28.6 6 36.0 -2.9 180 25 310.7 310.8 286.2 312.5 0.52 11 682 3311 7.6 -32.4 4 40.0 -3.2 204 14 313.2 313.3 286.9 314.5 0.37 12 614 4165 3.0 223 22 317.5 13 589 4500 1.4 -33.6 5 35.0 -7.4 232 23 319.4 319.5 289.0 320.8 0.38 14 500 5790 -8.7 -28.7 18 20.0 -13.7 240 20 322.4 322.6 290.3 325.0 0.72 15 441 6748 -17.5 -31.5 28 14.0 -20.3 247 21 323.1 323.2 290.4 325.3 0.62 16 405 7379 -23.1 -38.1 24 15.0 -25.3 253 22 323.8 323.9 290.3 325.1 0.35 17 400 7470 -23.5 -42.5 16 19.0 -25.9 250 22 324.4 324.5 290.3 325.3 0.23 18 345 8536 -32.1 -51.1 13 19.0 -33.6 260 27 326.8 326.8 290.9 327.2 0.10 19 341 8618 -31.3 -60.3 4 29.0 -33.0 258 29 329.0 329.0 291.5 329.1 0.03 20 310 9291 -34.1 -65.1 3 31.0 -35.6 242 24 334.2 334.2 292.9 334.2 0.02 21 300 9520 -35.9 -63.9 4 28.0 -37.2 245 30 334.8 334.8 293.0 334.9 0.02 22 250 10760 -44.3 -68.3 5 24.0 -45.0 245 35 340.2 340.2 294.4 340.3 0.02 23 216 11723 -51.1 -71.1 7 20.0 -51.5 246 36 344.2 344.2 295.3 344.2 0.01 24 200 12220 -52.9 -75.9 5 23.0 -53.2 255 40 349.0 349.0 296.4 349.0 0.01 25 162 13560 -59.5 -79.5 6 20.0 -59.7 247 50 359.6 359.6 298.6 359.6 0.00 26 150 14040 -61.1 -81.1 5 20.0 -61.3 250 47 364.8 364.8 299.6 364.8 0.00 27 127 15063 -65.3 -84.3 6 19.0 -65.4 258 40 375.0 375.0 301.4 375.0 0.00 28 121 15357 -65.1 -85.1 5 20.0 -65.2 261 38 380.6 380.6 302.3 380.6 0.00 29 112 15824 -68.7 -86.7 6 18.0 -68.8 265 35 382.4 382.4 302.6 382.4 0.00 30 100 16500 -69.7 -87.7 6 18.0 -69.8 250 28 393.1 393.1 304.2 393.1 0.00 31 96 16743 -71.1 -88.1 6 17.0 -71.2 250 30 394.9 394.9 304.5 394.9 0.00 32 83 17604 -71.5 -88.5 6 17.0 -71.6 195 17 410.9 410.9 306.6 410.9 0.00 33 72 18451 -68.1 -89.1 3 21.0 -68.2 141 6 435.2 435.2 309.4 435.2 0.00 34 70 18620 -68.9 -88.9 4 20.0 -69.0 130 4 437.0 437.0 309.6 437.0 0.00 35 64 19157 -69.9 -89.9 4 20.0 -70.0 83 5 446.1 446.1 310.5 446.1 0.00 36 59 19650 -64.3 -88.3 2 24.0 -64.6 41 6 469.2 469.2 312.5 469.2 0.00 37 52 20421 -66.3 -89.3 3 23.0 -66.5 335 7 481.8 481.8 313.6 481.8 0.00 38 50 20660 -64.9 -88.9 2 24.0 -65.2 315 7 490.5 490.5 314.2 490.6 0.00 39 48 20909 -64.1 -89.1 2 25.0 -64.4 328 8 498.2 498.2 314.8 498.2 0.00 40 45 21303 -64.5 -88.5 2 24.0 -64.8 349 10 506.5 506.5 315.4 506.5 0.00 41 30 23840 -53.7 -83.7 1 30.0 -55.5 120 22 598.2 598.2 320.5 598.3 0.01 42 28 24284 -53.3 -83.3 1 30.0 -55.3 611.3 611.3 321.1 611.4 0.01 43 26 24759 -55.7 -84.7 1 29.0 -57.3 617.6 617.6 321.4 617.6 0.01 44 21 26141 -48.7 -80.7 1 32.0 -52.4 677.6 677.6 323.7 677.8 0.03 TRP 96 16743 -71.1 -88.1 6 17.0 -71.2 250 30 394.9 394.9 304.5 394.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5679.00 m Freezing level: 576.66 mb = 4678.48 m = 15349.16 ft Wetbulb zero: 751.74 mb = 2509.88 m = 8234.42 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 45.09 % Est. max temperature: 25.74 C = 78.33 F Sfc-Lift cond lev (LCL): 899.62 mb = 1015.52 m = 3331.72 ft T: 14.77 C 700-500 lapse rate: 5.98 C/km ThetaE index: 11.75 C Layer 769.0- 700.0 mb Conv cond level (CCL): 815.51 mb = 1837.16 m = 6027.37 ft Mean mixing ratio: 9.10 g/kg Conv temperature: 27.36 C = 81.25 F Cap Strength: 8.76 C Lifted Index: 7.16 C Risk: None Lifted Index @300 mb: 10.31 C Lifted Index @700 mb: 6.56 C Showalter Index: 6.34 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 17.30 C K Index: -7.10 Risk: None Sweat Index: 147.20 Risk: None Energy Index: 0.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.10 J/kg Max Up Vert Vel: 4.27 m/s Conv Inhibition (B-): 37445.02 J/kg Cap Strength: 8.69 C Lift Cond Lev (LCL): 873.27 mb = 1267.27 m = 4157.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 238 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 5 205 10 4.2 9.1 | 111 7 -6.5 2.5 1 1000 111 210 13 6.5 11.3 | 138 6 -4.2 4.7 2 978 305 190 15 2.6 14.8 | 135 12 -8.1 8.2 3 944 610 160 10 -3.4 9.4 | 101 14 -14.2 2.8 4 925 780 170 13 -2.3 12.8 | 116 14 -13.0 6.2 5 910 914 145 12 -6.9 9.8 | 100 18 -17.6 3.2 6 878 1219 145 16 -9.2 13.1 | 108 21 -19.9 6.5 7 850 1494 190 12 2.1 11.8 | 121 10 -8.7 5.2 8 847 1524 185 11 1.0 11.0 | 114 11 -9.8 4.4 9 816 1829 190 16 2.8 15.8 | 139 12 -8.0 9.2 10 787 2134 180 9 0.0 9.0 | 103 11 -10.7 2.4 11 758 2438 195 8 2.1 7.7 | 97 9 -8.7 1.1 12 704 3048 180 26 0.0 26.0 | 151 22 -10.7 19.4 13 700 3097 180 25 0.0 25.0 | 150 21 -10.7 18.4 14 678 3353 210 12 6.0 10.4 | 129 6 -4.7 3.8 15 605 4267 225 24 17.0 17.0 | 211 12 6.2 10.4 16 560 4877 245 22 19.9 9.3 | 254 10 9.2 2.7 17 519 5486 230 20 15.3 12.9 | 216 8 4.6 6.3 18 500 5790 240 20 17.3 10.0 | 243 7 6.6 3.4 19 443 6706 245 21 19.0 8.9 | 255 9 8.3 2.3 20 425 7010 265 22 21.9 1.9 | 293 12 11.2 -4.7 21 400 7470 250 22 20.7 7.5 | 265 10 9.9 0.9 22 392 7620 250 22 20.7 7.5 | 265 10 9.9 0.9 23 345 8534 260 27 26.6 4.7 | 277 16 15.8 -1.9 24 330 8839 250 36 33.8 12.3 | 256 24 23.1 5.7 25 316 9144 240 21 18.2 10.5 | 242 8 7.4 3.9 26 300 9520 245 30 27.2 12.7 | 250 18 16.4 6.1 27 253 10668 240 35 30.3 17.5 | 241 22 19.6 10.9 28 250 10760 245 35 31.7 14.8 | 249 23 21.0 8.2 29 231 11278 260 35 34.5 6.1 | 271 24 23.7 -0.5 30 210 11887 240 36 31.2 18.0 | 241 23 20.4 11.4 31 200 12220 255 40 38.6 10.4 | 262 28 27.9 3.8 32 191 12497 255 37 35.7 9.6 | 263 25 25.0 3.0 33 174 13106 240 47 40.7 23.5 | 241 34 30.0 16.9 34 158 13716 250 51 47.9 17.4 | 254 39 37.2 10.8 35 150 14040 250 47 44.2 16.1 | 254 35 33.4 9.5 36 101 16459 270 30 30.0 -0.0 | 289 20 19.3 -6.6 37 100 16500 250 28 26.3 9.6 | 259 16 15.6 3.0 38 96 16743 250 30 28.2 10.3 | 258 18 17.4 3.7 39 96 16764 250 28 26.3 9.6 | 259 16 15.6 3.0 40 70 18620 130 4 -3.1 2.6 | 74 14 -13.8 -4.0 41 50 20660 315 7 4.9 -4.9 | 27 13 -5.8 -11.5 42 30 23840 120 22 -19.1 11.0 | 98 30 -29.8 4.4 Wind Parameters Mean winds (0-6000m): 208.4 at 16.8 knts Storm direction: 238.4 at 12.6 knts Shear (0-3000m) pos: 1.8 neg: 3.8 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 39.7 deg Storm rel helicity (0-3000m) pos: 87.2 neg: -64.0 tot: 23.2 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 11.8 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.48 Bulk Shear: 3.67 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 ------------------------------------------------------------------------------- 500 194 13 129 10| 0.0 6.9 6.9| 5.4 -18.6 -13.1 -26.3 -0.18| 14.3 -2.6 1000 178 13 118 13| 0.0 6.1 6.1| 18.5 -41.0 -22.6 -22.6 -0.20| 12.7 -2.5 1500 170 13 116 15| 3.2 4.1 7.3| 43.7 -41.7 2.0 1.3 0.00| 13.3 0.1 2000 175 13 119 14| 2.4 3.3 5.7| 54.8 -53.3 1.5 0.8 0.00| 12.0 0.0 2500 177 12 117 13| 2.2 2.6 4.8| 59.2 -64.0 -4.8 -1.9 -0.03| 11.0 -0.4 3000 178 13 121 13| 1.8 3.8 5.7| 87.2 -64.0 23.2 7.7 0.10| 11.8 1.1 4000 187 14 130 12| 3.3 2.9 6.2|104.5 -71.1 33.4 8.4 0.13| 11.9 1.5 5000 200 16 149 10| 3.4 2.3 5.7|133.1 -73.2 59.9 12.0 0.20| 10.8 2.2 6000 208 17 162 9| 3.2 2.3 5.4|140.4 -82.4 58.0 9.7 0.18| 9.7 1.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250416.23.gif