UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101123.upa.cvt Date: 2300Z 11 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 11 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 27.8 20.8 66 7.0 22.8 320 4 299.6 302.4 295.4 344.6 15.40 1 1006 91 25.4 18.4 65 7.0 20.6 304 6 298.0 300.5 293.5 336.8 13.35 2 1000 142 25.2 19.2 69 6.0 21.1 295 8 298.4 300.9 294.2 339.4 14.14 3 933 747 20.0 16.6 81 3.4 17.7 195 9 299.0 301.4 293.4 336.5 12.84 4 925 822 20.8 15.8 73 5.0 17.4 170 8 300.6 302.8 293.5 336.7 12.29 5 916 907 21.6 12.6 57 9.0 15.8 147 9 302.2 304.1 292.3 332.0 10.05 6 895 1108 20.6 6.6 40 14.0 12.3 142 10 303.2 304.5 289.9 323.8 6.84 7 863 1422 19.4 5.4 40 14.0 11.3 182 8 305.1 306.4 290.2 324.9 6.52 8 861 1442 19.4 6.4 43 13.0 11.7 187 7 305.3 306.6 290.7 326.6 7.01 9 855 1502 18.6 10.6 60 8.0 13.6 199 7 305.1 306.9 292.6 333.4 9.43 10 850 1552 18.4 9.4 56 9.0 12.8 210 6 305.4 307.0 292.2 331.7 8.74 11 831 1745 17.2 6.2 48 11.0 10.7 237 9 306.1 307.5 291.1 327.9 7.17 12 744 2678 10.2 8.0 86 2.2 8.9 307 18 308.4 310.1 293.3 336.0 9.09 13 711 3055 9.0 3.0 66 6.0 5.6 280 20 311.1 312.3 292.2 331.8 6.69 14 700 3184 7.8 1.8 66 6.0 4.5 285 23 311.1 312.3 291.9 330.5 6.24 15 681 3411 6.4 -0.6 61 7.0 2.7 290 22 312.0 313.0 291.4 328.9 5.38 16 581 4693 -3.3 -3.8 96 0.5 -3.6 309 21 315.2 316.1 292.0 331.0 4.98 17 559 4999 -4.3 -7.9 76 3.6 -5.9 307 24 317.5 318.2 291.6 329.7 3.77 18 535 5343 -7.3 -8.5 91 1.2 -7.8 304 28 317.9 318.7 291.7 330.1 3.76 19 514 5656 -8.1 -15.1 57 7.0 -10.6 302 32 320.6 321.1 291.2 328.3 2.30 20 513 5671 -8.1 -15.1 57 7.0 -10.6 302 32 320.8 321.3 291.3 328.5 2.31 21 500 5870 -9.9 -14.9 67 5.0 -11.7 300 34 321.0 321.4 291.5 329.0 2.41 22 463 6457 -14.9 -17.2 83 2.3 -15.6 297 35 321.9 322.3 291.5 329.1 2.14 23 444 6773 -16.3 -16.4 99 0.1 -16.3 295 36 324.0 324.5 292.3 332.1 2.39 24 400 7550 -21.3 -22.6 89 1.3 -21.7 290 37 327.3 327.6 292.4 332.7 1.56 25 358 8357 -27.9 -28.2 97 0.3 -28.0 281 35 329.0 329.2 292.4 332.8 1.05 26 327 9003 -31.3 -37.3 55 6.0 -32.1 288 43 333.0 333.1 293.0 334.7 0.47 27 324 9069 -31.3 -36.3 61 5.0 -32.0 289 44 333.8 333.9 293.3 335.8 0.53 28 315 9268 -32.1 -49.1 17 17.0 -33.6 287 46 335.4 335.4 293.3 336.0 0.14 29 300 9610 -35.1 -53.1 14 18.0 -36.4 280 48 335.9 335.9 293.4 336.3 0.09 30 283 10012 -38.7 -53.7 19 15.0 -39.6 272 49 336.4 336.4 293.5 336.8 0.09 31 277 10158 -39.3 -62.3 7 23.0 -40.3 269 49 337.6 337.6 293.7 337.7 0.03 32 261 10562 -42.5 -59.5 14 17.0 -43.2 265 53 338.7 338.7 294.0 338.9 0.05 33 250 10850 -44.7 -62.7 12 18.0 -45.3 265 58 339.6 339.6 294.3 339.8 0.03 34 201 12278 -55.9 -70.9 14 15.0 -56.1 275 58 343.8 343.8 295.2 343.8 0.01 35 200 12310 -56.1 -72.1 12 16.0 -56.3 275 58 343.9 343.9 295.3 344.0 0.01 36 187 12735 -58.1 -74.1 11 16.0 -58.3 275 62 347.4 347.4 296.1 347.4 0.01 37 181 12940 -58.7 -75.2 10 16.4 -58.9 275 64 349.6 349.6 296.5 349.6 0.01 38 150 14110 -62.3 -81.3 6 19.0 -62.4 285 58 362.8 362.8 299.2 362.8 0.00 39 123 15318 -65.7 -85.7 5 20.0 -65.8 274 51 377.7 377.7 301.9 377.8 0.00 40 107 16151 -70.5 -85.5 9 15.0 -70.6 285 31 384.0 384.0 302.9 384.0 0.00 41 100 16550 -70.7 -85.7 9 15.0 -70.8 295 22 391.1 391.1 303.9 391.1 0.00 42 97 16731 -71.9 -85.9 11 14.0 -71.9 305 26 392.2 392.2 304.1 392.2 0.00 43 87 17374 -72.7 -87.7 9 15.0 -72.8 286 19 403.0 403.0 305.6 403.0 0.00 44 71 18575 -71.3 -89.3 5 18.0 -71.4 308 7 430.1 430.1 308.9 430.1 0.00 45 70 18660 -69.5 -89.5 4 20.0 -69.6 310 6 435.7 435.7 309.4 435.7 0.00 46 67 18922 -66.9 -89.9 3 23.0 -67.1 320 8 446.8 446.8 310.6 446.8 0.00 47 55 20118 -63.5 -89.5 2 26.0 -63.8 7 15 480.6 480.6 313.5 480.6 0.00 48 50 20700 -64.3 -89.3 2 25.0 -64.6 30 18 492.0 492.0 314.4 492.0 0.00 49 37 22565 -59.3 -88.3 1 29.0 -60.1 59 27 549.0 549.0 318.1 549.1 0.00 50 30 23880 -58.9 -87.9 1 29.0 -59.9 80 33 584.1 584.1 319.9 584.1 0.01 51 26 24782 -57.5 -87.5 1 30.0 -58.9 84 34 612.4 612.4 321.2 612.5 0.01 52 26 24782 -57.9 -87.9 1 30.0 -59.2 84 34 611.3 611.3 321.1 611.4 0.01 53 20 26460 -52.1 -86.1 1 34.0 -55.0 90 36 676.7 676.7 323.7 676.8 0.01 54 18 27144 -50.7 -84.7 1 34.0 -54.2 701.8 701.8 324.5 701.9 0.02 TRP 97 16731 -71.9 -85.9 11 14.0 -71.9 305 26 392.2 392.2 304.1 392.2 0.00 WND 181 12940 -58.7 -75.2 10 16.4 -58.9 275 64 349.6 349.6 296.5 349.6 0.01 Sounding variables and indices 1000-500 mb thick: 5728.00 m Freezing level: 615.02 mb = 4256.83 m = 13965.81 ft Wetbulb zero: 637.69 mb = 3941.28 m = 12930.56 ft Precipitable water: 1.68 inches Sfc-500 mean rel hum: 70.37 % Est. max temperature: 33.20 C = 91.75 F Sfc-Lift cond lev (LCL): 917.87 mb = 889.02 m = 2916.69 ft T: 21.43 C 700-500 lapse rate: 6.59 C/km ThetaE index: 12.91 C Layer 916.0- 863.0 mb Conv cond level (CCL): 799.14 mb = 2075.07 m = 6807.88 ft Mean mixing ratio: 13.29 g/kg Conv temperature: 35.19 C = 95.34 F Cap Strength: 4.32 C Lifted Index: -2.19 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.33 C Lifted Index @700 mb: 0.81 C Showalter Index: 0.51 C Risk: Thunderstorms probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 19.30 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 158.80 Risk: None Energy Index: -0.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 462.38 J/kg Max Up Vert Vel: 30.41 m/s Conv Inhibition (B-): 210.82 J/kg Cap Strength: 4.22 C Lift Cond Lev (LCL): 894.82 mb = 1109.22 m = 3639.13 ft Lev Free Conv (LFC): 659.82 mb = 3665.81 m = 12026.79 ft Equ Level (EL): 309.82 mb = 9383.95 m = 30786.88 ft B at Equ Level: 459.24 J/kg Max Parcel Lev (MPL): 179.82 mb = 12980.81 m = 42587.43 ft Wind level data Storm motion: 321 at 14 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 5 320 4 2.6 -3.1 | 141 10 -6.0 7.5 1 1000 142 295 8 7.3 -3.4 | 169 7 -1.3 7.2 2 948 610 240 11 9.5 5.5 | 183 16 0.9 16.1 3 925 822 170 8 -1.4 7.9 | 152 21 -10.0 18.5 4 915 914 145 9 -5.2 7.4 | 143 23 -13.8 18.0 5 883 1219 140 10 -6.4 7.7 | 141 24 -15.0 18.2 6 850 1552 210 6 3.0 5.2 | 160 17 -5.6 15.8 7 822 1829 250 10 9.4 3.4 | 183 14 0.8 14.0 8 793 2134 250 13 12.2 4.4 | 194 15 3.6 15.0 9 765 2438 315 16 11.3 -11.3 | 285 3 2.7 -0.7 10 738 2743 305 18 14.7 -10.3 | 268 6 6.2 0.3 11 711 3048 280 20 19.7 -3.5 | 237 13 11.1 7.1 12 700 3184 285 23 22.2 -6.0 | 251 14 13.6 4.6 13 660 3658 295 21 19.0 -8.9 | 261 11 10.4 1.7 14 611 4267 290 23 21.6 -7.9 | 258 13 13.0 2.7 15 588 4572 310 20 15.3 -12.9 | 289 7 6.7 -2.3 16 500 5870 300 34 29.4 -17.0 | 287 22 20.9 -6.4 17 400 7550 290 37 34.8 -12.7 | 275 26 26.2 -2.1 18 364 8230 280 34 33.5 -5.9 | 259 25 24.9 4.7 19 320 9144 290 45 42.3 -15.4 | 278 34 33.7 -4.8 20 300 9610 280 48 47.3 -8.3 | 267 39 38.7 2.2 21 269 10363 265 49 48.8 4.3 | 250 43 40.2 14.9 22 250 10850 265 58 57.8 5.1 | 252 52 49.2 15.6 23 200 12310 275 58 57.8 -5.1 | 264 49 49.2 5.5 24 181 12940 275 64 63.8 -5.6 | 265 55 55.2 5.0 25 176 13106 275 64 63.8 -5.6 | 265 55 55.2 5.0 26 150 14110 285 58 56.0 -15.0 | 275 48 47.4 -4.4 27 138 14630 285 63 60.9 -16.3 | 276 53 52.3 -5.7 28 131 14935 280 62 61.1 -10.8 | 270 52 52.5 -0.2 29 118 15545 270 44 44.0 -0.0 | 253 37 35.4 10.6 30 100 16550 295 22 19.9 -9.3 | 264 11 11.3 1.3 31 97 16731 305 26 21.3 -14.9 | 289 13 12.7 -4.3 32 96 16764 275 25 24.9 -2.2 | 243 18 16.3 8.4 33 70 18660 310 6 4.6 -3.9 | 149 8 -4.0 6.7 34 50 20700 30 18 -9.0 -15.6 | 74 18 -17.6 -5.0 35 30 23880 80 33 -32.5 -5.7 | 97 41 -41.1 4.9 36 20 26460 90 36 -36.0 0.0 | 103 46 -44.6 10.6 Wind Parameters Mean winds (0-6000m): 290.9 at 18.2 knts Storm direction: 320.9 at 13.6 knts Shear (0-3000m) pos: 4.4 neg: 2.9 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 99.2 deg Storm rel helicity (0-3000m) pos: 115.3 neg: -90.6 tot: 24.7 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 13.2 stream: 2.3 10^-3/s Energy-Hel index: 0.25 Bulk Rich Number: 32.95 Bulk Shear: 14.03 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 ------------------------------------------------------------------------------- 500 277 8 178 10| 0.0 9.8 9.8| 14.2 0.0 14.2 28.3 0.54| 12.2 6.6 1000 239 9 176 15| 0.0 6.8 6.8| 14.2 -76.2 -62.1 -62.1 -0.28| 15.5 -4.3 1500 203 9 165 19| 2.7 4.6 7.3| 53.6 -79.6 -26.0 -17.3 -0.05| 13.8 -0.7 2000 217 9 170 18| 4.4 3.4 7.8| 87.4 -79.6 7.8 3.9 0.13| 12.8 1.6 2500 240 10 180 16| 5.3 2.7 8.0|115.3 -79.6 35.7 14.3 0.27| 13.8 3.8 3000 263 11 192 12| 4.4 2.9 7.3|115.3 -90.6 24.7 8.2 0.17| 13.2 2.3 4000 277 14 211 10| 3.8 2.2 6.0|131.1 -91.3 39.8 10.0 0.20| 11.1 2.2 5000 285 16 226 9| 3.5 1.8 5.3|145.3 -91.9 53.3 10.7 0.23| 10.2 2.3 6000 291 18 244 9| 2.9 1.5 4.4|145.3 -99.1 46.1 7.7 0.19| 9.4 1.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251011.23.gif