UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 8 DEC 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 1015 5 27.0 20.0 66 7.0 22.1 355 10 298.9 301.5 294.7 341.5 14.65 1 1000 138 24.4 17.4 65 7.0 19.6 5 10 297.5 299.8 292.8 334.1 12.60 2 985 270 23.2 18.2 73 5.0 19.8 1 2 297.6 300.1 293.5 336.7 13.47 3 925 815 18.0 15.5 85 2.5 16.4 60 5 297.7 299.9 292.4 332.7 12.06 4 909 965 16.8 16.0 95 0.8 16.3 108 4 298.0 300.3 293.0 334.8 12.68 5 877 1270 15.6 12.1 80 3.5 13.4 93 5 299.8 301.7 291.6 329.6 10.16 6 856 1477 16.2 5.2 48 11.0 9.9 83 6 302.5 303.7 289.3 322.0 6.49 7 850 1537 15.8 5.8 51 10.0 10.0 80 6 302.7 304.0 289.7 323.1 6.81 8 832 1719 15.6 0.6 36 15.0 7.7 123 9 304.3 305.2 288.4 319.0 4.80 9 808 1967 14.8 3.8 48 11.0 8.6 150 11 306.1 307.2 290.3 325.0 6.23 10 754 2547 9.8 5.7 76 4.1 7.4 178 20 306.7 308.2 291.7 329.9 7.64 11 722 2906 7.0 2.1 71 4.9 4.4 177 20 307.5 308.7 290.7 326.4 6.18 12 717 2963 7.8 -6.2 36 14.0 1.3 178 19 309.0 309.6 288.6 319.6 3.35 13 700 3161 7.0 -17.0 16 24.0 -1.7 180 15 310.2 310.5 287.1 315.0 1.44 14 695 3220 6.8 -22.2 10 29.0 -2.7 180 15 310.7 310.8 286.6 313.8 0.93 15 627 4061 3.4 -34.6 4 38.0 -6.1 179 14 316.0 316.1 287.8 317.2 0.32 16 622 4126 3.4 -19.6 17 23.0 -4.6 178 14 316.8 317.0 289.1 321.2 1.30 17 602 4390 1.2 -10.8 40 12.0 -3.8 173 15 317.2 317.7 290.7 326.3 2.79 18 500 5860 -7.9 -24.9 24 17.0 -12.7 185 26 323.4 323.6 290.9 327.0 1.01 19 441 6820 -14.7 -32.7 20 18.0 -18.5 172 25 326.6 326.7 291.3 328.7 0.55 20 431 6993 -15.7 -40.7 10 25.0 -19.8 170 24 327.5 327.6 291.3 328.5 0.25 21 415 7276 -17.5 -31.5 28 14.0 -20.5 175 25 328.8 328.9 292.0 331.2 0.66 22 400 7550 -19.3 -38.3 17 19.0 -22.5 180 27 329.9 330.0 292.0 331.2 0.35 23 396 7625 -19.7 -41.7 12 22.0 -23.0 181 27 330.3 330.4 292.0 331.3 0.25 24 373 8068 -22.5 -41.5 16 19.0 -25.2 190 24 332.3 332.4 292.6 333.4 0.27 25 327 9021 -30.3 -45.3 22 15.0 -31.9 200 21 334.3 334.4 293.1 335.1 0.20 26 314 9309 -32.1 -57.1 7 25.0 -33.8 200 22 335.7 335.7 293.3 335.9 0.05 27 300 9630 -35.1 -57.1 9 22.0 -36.4 200 24 335.9 335.9 293.3 336.1 0.06 28 256 10712 -43.9 -59.9 15 16.0 -44.5 202 28 338.5 338.5 294.0 338.7 0.05 29 250 10870 -45.1 -61.1 15 16.0 -45.7 210 29 339.0 339.0 294.1 339.2 0.04 30 200 12330 -55.5 -68.5 18 13.0 -55.7 235 25 344.9 344.9 295.5 345.0 0.02 31 176 13131 -60.7 -72.7 19 12.0 -60.8 232 30 349.2 349.2 296.4 349.2 0.01 32 150 14110 -65.3 -77.3 17 12.0 -65.4 215 22 357.6 357.6 298.2 357.6 0.01 33 139 14572 -68.3 -78.3 22 10.0 -68.4 209 20 360.2 360.2 298.7 360.2 0.01 34 126 15161 -70.1 -83.1 13 13.0 -70.2 199 17 367.2 367.2 300.1 367.2 0.00 35 100 16530 -73.3 -87.3 10 14.0 -73.3 205 5 386.1 386.1 303.2 386.1 0.00 36 98 16648 -73.9 -87.9 10 14.0 -73.9 200 10 387.2 387.2 303.3 387.2 0.00 37 80 17828 -74.9 -87.9 12 13.0 -74.9 179 10 408.3 408.3 306.3 408.3 0.00 38 70 18610 -71.5 -88.5 6 17.0 -71.6 160 13 431.4 431.4 309.0 431.4 0.00 39 68 18782 -69.7 -88.7 5 19.0 -69.8 157 13 438.9 438.9 309.8 438.9 0.00 40 57 19838 -69.1 -90.1 3 21.0 -69.2 136 12 463.0 463.0 312.0 463.0 0.00 41 50 20630 -64.9 -88.9 2 24.0 -65.2 120 12 490.5 490.5 314.2 490.6 0.00 42 46 21139 -63.1 -88.1 2 25.0 -63.5 116 13 506.7 506.7 315.4 506.7 0.00 43 36 22644 -62.7 -88.7 2 26.0 -63.3 104 15 544.6 544.6 317.8 544.6 0.00 44 36 22644 -62.7 -88.7 2 26.0 -63.3 104 15 544.6 544.6 317.8 544.6 0.00 45 30 23780 -56.9 -85.9 1 29.0 -58.2 95 16 589.5 589.5 320.1 589.6 0.01 46 27 24449 -57.1 -86.1 1 29.0 -58.5 98 14 607.0 607.0 320.9 607.1 0.01 47 21 26063 -51.7 -82.7 1 31.0 -54.6 104 10 668.5 668.5 323.4 668.7 0.02 48 20 26380 -52.5 -82.5 1 30.0 -55.3 105 9 675.5 675.5 323.6 675.6 0.02 49 19 26711 -52.7 -82.7 1 30.0 -55.5 684.8 684.8 323.9 685.0 0.02 TRP 98 16648 -73.9 -87.9 10 14.0 -73.9 200 10 387.2 387.2 303.3 387.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5722.00 m Freezing level: 588.55 mb = 4583.98 m = 15039.11 ft Wetbulb zero: 709.61 mb = 3048.66 m = 10002.04 ft Precipitable water: 1.27 inches Sfc-500 mean rel hum: 45.28 % Est. max temperature: 29.47 C = 85.05 F Sfc-Lift cond lev (LCL): 916.77 mb = 891.61 m = 2925.18 ft T: 17.39 C 700-500 lapse rate: 5.52 C/km ThetaE index: 16.16 C Layer 722.0- 627.0 mb Conv cond level (CCL): 881.00 mb = 1231.59 m = 4040.59 ft Mean mixing ratio: 12.87 g/kg Conv temperature: 27.69 C = 81.85 F Cap Strength: 2.94 C Lifted Index: 0.99 C Risk: Showers probable Lifted Index @300 mb: 1.97 C Lifted Index @700 mb: 0.89 C Showalter Index: 6.79 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 13.70 C K Index: 5.50 Risk: None Sweat Index: 107.60 Risk: None Energy Index: 0.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.51 J/kg Max Up Vert Vel: 2.24 m/s Conv Inhibition (B-): 97.74 J/kg Cap Strength: 2.88 C Lift Cond Lev (LCL): 904.66 mb = 1005.45 m = 3298.69 ft Lev Free Conv (LFC): 729.66 mb = 2818.66 m = 9247.45 ft Equ Level (EL): 719.66 mb = 2932.73 m = 9621.70 ft B at Equ Level: 1.56 J/kg Max Parcel Lev (MPL): 709.66 mb = 3048.08 m = 10000.14 ft Wind level data Storm motion: 201 at 10 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 1015 5 355 10 0.9 -10.0 | 8 20 -2.7 -19.5 1 1000 138 5 10 -0.9 -10.0 | 13 20 -4.4 -19.5 2 981 305 0 0 -0.0 -0.0 | 21 10 -3.6 -9.5 3 925 815 60 5 -4.3 -2.5 | 33 14 -7.9 -12.0 4 914 914 110 4 -3.8 1.4 | 42 11 -7.3 -8.1 5 850 1537 80 6 -5.9 -1.0 | 42 14 -9.5 -10.5 6 821 1829 150 11 -5.5 9.5 | 90 9 -9.1 0.0 7 791 2134 150 10 -5.0 8.7 | 84 9 -8.6 -0.8 8 763 2438 180 18 0.0 18.0 | 157 9 -3.6 8.5 9 736 2743 175 23 -2.0 22.9 | 157 15 -5.6 13.4 10 700 3161 180 15 0.0 15.0 | 147 7 -3.6 5.5 11 683 3353 180 15 0.0 15.0 | 147 7 -3.6 5.5 12 633 3962 180 14 0.0 14.0 | 142 6 -3.6 4.5 13 610 4267 175 15 -1.3 14.9 | 138 7 -4.9 5.4 14 565 4877 165 16 -4.1 15.5 | 128 10 -7.7 6.0 15 504 5791 185 23 2.0 22.9 | 173 13 -1.6 13.4 16 500 5860 185 26 2.3 25.9 | 176 16 -1.3 16.4 17 485 6096 180 30 0.0 30.0 | 170 21 -3.6 20.5 18 430 7010 170 24 -4.2 23.6 | 151 16 -7.7 14.1 19 400 7550 180 27 0.0 27.0 | 169 18 -3.6 17.5 20 380 7925 185 25 2.2 24.9 | 175 15 -1.4 15.4 21 349 8534 210 21 10.5 18.2 | 219 11 6.9 8.7 22 335 8839 200 20 6.8 18.8 | 199 10 3.3 9.3 23 300 9630 200 24 8.2 22.6 | 200 14 4.7 13.1 24 258 10668 200 28 9.6 26.3 | 200 18 6.0 16.8 25 250 10870 210 29 14.5 25.1 | 215 19 10.9 15.6 26 204 12192 235 27 22.1 15.5 | 252 20 18.6 6.0 27 200 12330 235 25 20.5 14.3 | 254 18 16.9 4.8 28 160 13716 230 33 25.3 21.2 | 242 25 21.7 11.7 29 150 14110 215 22 12.6 18.0 | 227 12 9.1 8.5 30 145 14326 225 22 15.6 15.6 | 243 13 12.0 6.1 31 131 14935 185 18 1.6 17.9 | 167 9 -2.0 8.4 32 124 15240 205 17 7.2 15.4 | 212 7 3.6 5.9 33 118 15545 225 15 10.6 10.6 | 261 7 7.1 1.1 34 106 16154 195 18 4.7 17.4 | 188 8 1.1 7.9 35 101 16459 220 18 11.6 13.8 | 242 9 8.0 4.3 36 100 16530 205 5 2.1 4.5 | 16 5 -1.4 -5.0 37 98 16648 200 10 3.4 9.4 | 52 0 -0.1 -0.1 38 96 16764 205 5 2.1 4.5 | 16 5 -1.4 -5.0 39 70 18610 160 13 -4.4 12.2 | 109 8 -8.0 2.7 40 50 20630 120 12 -10.4 6.0 | 76 14 -13.9 -3.5 41 30 23780 95 16 -15.9 1.4 | 67 21 -19.5 -8.1 42 20 26380 105 9 -8.7 2.3 | 60 14 -12.2 -7.2 Wind Parameters Mean winds (0-6000m): 170.5 at 13.5 knts Storm direction: 200.5 at 10.1 knts Shear (0-3000m) pos: 5.3 neg: 0.6 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 146.1 deg Storm rel helicity (0-3000m) pos: 88.9 neg: -5.2 tot: 83.7 m^2/s^2 ave: 27.9 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 4.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 43.55 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 4 5 15 15| 8.6 0.0 8.6| 15.9 -0.4 15.5 31.1 0.27| 13.7 3.7 1000 36 4 25 14| 6.3 0.0 6.3| 33.0 -0.4 32.6 32.6 0.41| 10.7 4.4 1500 59 5 32 14| 4.2 0.9 5.1| 33.4 -1.3 32.1 21.4 0.36| 8.0 2.9 2000 92 6 45 13| 5.5 0.7 6.2| 64.6 -2.0 62.6 31.3 0.51| 9.0 4.6 2500 128 7 62 11| 6.4 0.5 6.9| 88.8 -2.7 86.1 34.4 0.61| 9.7 5.9 3000 152 10 83 8| 5.3 0.6 6.0| 88.9 -5.2 83.7 27.9 0.51| 9.4 4.8 4000 164 11 99 7| 3.6 0.6 4.1| 88.9 -8.1 80.8 20.2 0.44| 7.6 3.4 5000 166 12 108 7| 2.9 0.6 3.4| 91.6 -11.7 79.9 16.0 0.40| 6.6 2.6 6000 171 14 124 7| 3.4 0.5 3.9|116.6 -15.2 101.4 16.9 0.42| 6.7 2.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251208.23.gif