UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120923.upa.cvt Date: 2300Z 9 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 9 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 1018 5 27.0 19.0 62 8.0 21.5 360 7 298.6 301.1 294.0 338.5 13.71 1 1012 56 25.2 18.2 65 7.0 20.4 3 7 297.3 299.7 293.1 335.3 13.10 2 1000 159 24.4 18.4 69 6.0 20.3 10 6 297.5 300.0 293.4 336.5 13.43 3 925 836 18.0 17.1 94 0.9 17.4 40 5 297.7 300.1 293.4 336.5 13.38 4 913 948 16.8 16.8 100 0.0 16.8 72 6 297.6 300.0 293.3 336.1 13.30 5 892 1146 15.6 15.6 100 0.0 15.6 83 8 298.3 300.6 293.0 335.0 12.59 6 887 1194 14.6 12.3 86 2.3 13.1 86 8 297.8 299.6 291.0 327.4 10.18 7 880 1261 15.8 8.8 63 7.0 11.6 90 8 299.7 301.2 289.8 323.6 8.10 8 865 1407 14.8 8.8 67 6.0 11.2 98 9 300.1 301.7 290.1 324.5 8.24 9 850 1556 15.2 2.2 41 13.0 8.2 105 11 302.1 303.0 288.1 318.0 5.28 10 845 1606 15.0 2.0 41 13.0 8.0 106 11 302.4 303.3 288.1 318.2 5.23 11 839 1666 16.0 -14.0 11 30.0 4.1 108 12 304.0 304.3 284.9 309.0 1.54 12 838 1676 16.0 -7.0 20 23.0 5.5 108 12 304.1 304.6 286.2 312.6 2.69 13 824 1819 15.2 3.2 45 12.0 8.5 112 13 304.8 305.9 289.5 322.5 5.85 14 745 2666 11.6 -15.4 14 27.0 1.1 126 17 309.8 310.1 287.0 314.8 1.55 15 740 2722 11.2 -4.8 32 16.0 3.5 126 18 309.9 310.6 289.2 321.3 3.61 16 731 2824 11.4 -14.6 15 26.0 1.0 128 18 311.2 311.5 287.7 316.8 1.68 17 700 3184 8.8 -11.2 23 20.0 0.3 110 22 312.2 312.7 288.6 319.8 2.32 18 614 4257 3.2 -22.8 13 26.0 -5.3 144 11 317.7 317.9 289.1 321.2 1.00 19 558 5024 -2.1 -18.1 28 16.0 -7.7 165 16 320.3 320.6 290.5 325.9 1.65 20 538 5313 -3.7 -22.7 21 19.0 -9.6 178 15 321.7 321.9 290.5 325.7 1.15 21 527 5477 -3.3 -28.3 12 25.0 -10.2 189 12 324.1 324.2 290.7 326.6 0.70 22 500 5890 -6.9 -29.9 14 23.0 -12.8 190 13 324.6 324.8 290.8 326.9 0.64 23 466 6433 -11.9 -31.9 17 20.0 -16.4 179 10 325.0 325.1 290.9 327.1 0.57 24 400 7580 -20.5 -38.5 18 18.0 -23.4 195 16 328.3 328.4 291.6 329.6 0.34 25 360 8354 -25.7 -46.7 12 21.0 -28.0 209 17 331.4 331.5 292.3 332.1 0.16 26 300 9650 -36.7 -51.7 20 15.0 -37.7 225 26 333.6 333.7 292.8 334.1 0.11 27 293 9813 -38.1 -52.1 22 14.0 -39.0 225 26 333.9 333.9 292.9 334.3 0.11 28 260 10620 -45.5 -51.5 51 6.0 -45.8 225 26 334.6 334.7 293.1 335.2 0.13 29 258 10671 -45.9 -54.9 35 9.0 -46.3 225 26 334.8 334.8 293.1 335.1 0.09 30 251 10854 -46.9 -52.9 50 6.0 -47.1 216 22 336.0 336.0 293.4 336.4 0.11 31 250 10880 -47.1 -56.1 35 9.0 -47.4 215 21 336.0 336.1 293.4 336.4 0.08 32 246 10987 -47.5 -58.5 27 11.0 -47.9 211 21 337.0 337.0 293.6 337.2 0.06 33 200 12320 -58.7 -63.7 52 5.0 -58.8 205 26 339.8 339.8 294.3 340.0 0.04 34 197 12415 -59.5 -64.5 52 5.0 -59.6 202 27 340.0 340.0 294.4 340.1 0.03 35 164 13553 -62.9 -74.9 18 12.0 -63.0 252 26 352.6 352.6 297.2 352.6 0.01 36 150 14100 -65.3 -77.3 17 12.0 -65.4 265 24 357.6 357.6 298.2 357.6 0.01 37 103 16356 -73.3 -87.3 10 14.0 -73.3 320 16 382.9 382.9 302.7 382.9 0.00 38 100 16530 -72.9 -87.9 9 15.0 -72.9 335 16 386.9 386.9 303.3 386.9 0.00 39 79 17904 -75.1 -88.1 11 13.0 -75.2 258 8 409.3 409.3 306.4 409.3 0.00 40 70 18610 -72.1 -89.1 6 17.0 -72.2 210 3 430.1 430.1 308.9 430.1 0.00 41 53 20284 -64.3 -88.3 2 24.0 -64.6 107 9 483.8 483.8 313.8 483.8 0.00 42 50 20640 -65.1 -88.1 3 23.0 -65.4 85 10 490.1 490.1 314.2 490.1 0.00 43 47 21016 -65.3 -89.3 2 24.0 -65.6 79 10 498.3 498.3 314.8 498.4 0.00 44 30 23800 -56.7 -85.7 1 29.0 -58.0 35 11 590.1 590.1 320.2 590.1 0.01 45 28 24237 -56.9 -84.9 2 28.0 -58.3 601.3 601.3 320.7 601.3 0.01 TRP 103 16356 -73.3 -87.3 10 14.0 -73.3 320 16 382.9 382.9 302.7 382.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5731.00 m Freezing level: 580.19 mb = 4720.21 m = 15486.06 ft Wetbulb zero: 695.17 mb = 3240.69 m = 10632.05 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 36.24 % Est. max temperature: 28.44 C = 83.20 F Sfc-Lift cond lev (LCL): 906.07 mb = 1012.76 m = 3322.67 ft T: 16.41 C 700-500 lapse rate: 5.80 C/km ThetaE index: 12.93 C Layer 913.0- 865.0 mb Conv cond level (CCL): 914.41 mb = 934.65 m = 3066.39 ft Mean mixing ratio: 13.39 g/kg Conv temperature: 25.99 C = 78.77 F Cap Strength: 3.12 C Lifted Index: 1.40 C Risk: Showers probable Lifted Index @300 mb: -0.45 C Lifted Index @700 mb: 2.28 C Showalter Index: 10.66 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 9.10 C K Index: 4.30 Risk: None Sweat Index: 61.40 Risk: None Energy Index: 2.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 87.64 J/kg Max Up Vert Vel: 13.24 m/s Conv Inhibition (B-): 0.68 J/kg Cap Strength: 2.93 C Lift Cond Lev (LCL): 914.43 mb = 934.40 m = 3065.58 ft Lev Free Conv (LFC): 909.43 mb = 981.21 m = 3219.17 ft Equ Level (EL): 869.43 mb = 1364.04 m = 4475.13 ft B at Equ Level: 4.42 J/kg Max Parcel Lev (MPL): 839.43 mb = 1661.83 m = 5452.13 ft Wind level data Storm motion: 160 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 1018 5 360 7 -0.0 -7.0 | 348 17 3.6 -16.6 1 1000 159 10 6 -1.0 -5.9 | 351 16 2.5 -15.5 2 949 610 10 11 -1.9 -10.8 | 355 20 1.7 -20.4 3 925 836 40 5 -3.2 -3.8 | 358 13 0.4 -13.4 4 917 914 70 6 -5.6 -2.1 | 10 12 -2.1 -11.6 5 853 1524 105 10 -9.7 2.6 | 41 9 -6.1 -7.0 6 850 1556 105 11 -10.6 2.8 | 46 10 -7.1 -6.7 7 793 2134 120 15 -13.0 7.5 | 78 10 -9.4 -2.1 8 711 3048 130 19 -14.6 12.2 | 104 11 -11.0 2.7 9 700 3184 110 22 -20.7 7.5 | 83 17 -17.1 -2.0 10 685 3353 110 23 -21.6 7.9 | 85 18 -18.0 -1.7 11 612 4267 145 11 -6.3 9.0 | 79 3 -2.7 -0.5 12 546 5182 170 17 -3.0 16.7 | 185 7 0.6 7.2 13 526 5486 190 12 2.1 11.8 | 248 6 5.7 2.3 14 500 5890 190 13 2.3 12.8 | 241 7 5.8 3.2 15 487 6096 195 13 3.4 12.6 | 247 8 6.9 3.0 16 449 6706 165 8 -2.1 7.7 | 321 2 1.5 -1.8 17 431 7010 170 10 -1.7 9.8 | 261 2 1.8 0.3 18 400 7580 195 16 4.1 15.5 | 233 10 7.7 5.9 19 365 8230 200 16 5.5 15.0 | 239 11 9.0 5.5 20 350 8534 225 19 13.4 13.4 | 257 17 17.0 3.9 21 300 9650 225 26 18.4 18.4 | 248 24 22.0 8.8 22 258 10668 225 26 18.4 18.4 | 248 24 22.0 8.8 23 250 10880 215 21 12.0 17.2 | 244 17 15.6 7.6 24 235 11278 200 22 7.5 20.7 | 225 16 11.1 11.1 25 204 12192 205 33 13.9 29.9 | 221 27 17.5 20.3 26 200 12320 205 26 11.0 23.6 | 226 20 14.6 14.0 27 194 12497 200 28 9.6 26.3 | 218 21 13.1 16.8 28 176 13106 245 27 24.5 11.4 | 266 28 28.0 1.9 29 160 13716 255 26 25.1 6.7 | 276 29 28.7 -2.8 30 152 14021 275 24 23.9 -2.1 | 293 30 27.5 -11.7 31 150 14100 265 24 23.9 2.1 | 285 28 27.5 -7.5 32 144 14326 255 23 22.2 6.0 | 278 26 25.8 -3.6 33 131 14935 290 26 24.4 -8.9 | 303 34 28.0 -18.5 34 124 15240 270 25 25.0 -0.0 | 289 30 28.6 -9.6 35 118 15545 305 15 12.3 -8.6 | 319 24 15.9 -18.2 36 107 16154 280 19 18.7 -3.3 | 300 26 22.3 -12.9 37 103 16356 320 16 10.3 -12.3 | 328 26 13.9 -21.8 38 101 16459 295 20 18.1 -8.5 | 310 28 21.7 -18.0 39 100 16530 335 16 6.8 -14.5 | 337 26 10.3 -24.1 40 96 16764 335 16 6.8 -14.5 | 337 26 10.3 -24.1 41 70 18610 210 3 1.5 2.6 | 324 9 5.1 -7.0 42 50 20640 85 10 -10.0 -0.9 | 31 12 -6.4 -10.4 43 30 23800 35 11 -6.3 -9.0 | 8 19 -2.7 -18.6 Wind Parameters Mean winds (0-6000m): 129.5 at 13.6 knts Storm direction: 159.5 at 10.2 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 114.6 deg Storm rel helicity (0-3000m) pos: 69.3 neg: 0.0 tot: 69.3 m^2/s^2 ave: 23.1 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.92 Bulk Shear: 45.75 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 9 7 352 17| 3.3 0.0 3.3| 8.9 0.0 8.9 17.7 0.41| 4.9 2.0 1000 18 8 356 17| 4.3 0.0 4.3| 27.6 0.0 27.6 27.6 0.41| 8.5 3.5 1500 44 8 7 15| 4.6 0.0 4.6| 41.0 0.0 41.0 27.3 0.53| 7.5 4.0 2000 70 9 21 13| 4.7 0.0 4.7| 53.9 0.0 53.9 27.0 0.62| 6.9 4.3 2500 89 10 35 12| 4.4 0.0 4.4| 62.0 0.0 62.0 24.8 0.66| 6.2 4.1 3000 102 12 47 11| 4.1 0.0 4.1| 69.3 0.0 69.3 23.1 0.68| 5.6 3.8 4000 109 14 61 11| 2.7 0.7 3.4| 81.0 -17.7 63.3 15.8 0.39| 6.8 2.7 5000 118 14 69 9| 2.6 0.5 3.1| 86.1 -18.6 67.4 13.5 0.40| 6.5 2.6 6000 130 14 83 7| 2.0 0.4 2.5| 99.8 -19.9 80.0 13.3 0.45| 6.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251209.23.gif