UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011611.upa.cvt Date: 1100Z 16 JAN 26 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 16 JAN 26 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 1003 5 26.2 24.1 88 2.1 24.7 35 11 299.1 302.6 297.7 355.1 19.17 1 1000 32 26.0 23.7 87 2.3 24.3 30 9 299.1 302.6 297.5 354.0 18.76 2 944 539 21.8 21.8 100 0.0 21.8 15 12 299.9 303.1 297.0 351.6 17.68 3 925 716 21.4 21.4 100 0.0 21.4 10 13 301.2 304.4 297.3 353.0 17.61 4 893 1022 20.2 18.4 89 1.8 18.9 6 13 303.0 305.8 296.1 347.7 15.08 5 850 1449 19.2 16.2 83 3.0 17.1 360 12 306.3 308.8 296.1 347.6 13.76 6 849 1459 19.0 16.0 83 3.0 17.0 360 12 306.2 308.7 296.0 347.0 13.60 7 835 1603 21.0 9.0 46 12.0 13.4 5 10 309.7 311.4 293.4 336.2 8.66 8 700 3101 9.6 4.8 72 4.8 6.8 215 6 313.1 314.6 293.6 337.2 7.73 9 673 3426 6.8 3.9 82 2.9 5.1 194 10 313.5 315.0 293.6 337.0 7.55 10 572 4745 -1.1 -2.6 90 1.5 -1.9 243 20 319.2 320.3 293.6 337.0 5.53 11 563 4871 -1.9 -4.7 81 2.8 -3.3 249 22 319.7 320.6 293.1 335.2 4.80 12 546 5115 -2.7 -5.0 84 2.3 -3.8 261 26 321.6 322.5 293.6 337.3 4.84 13 528 5381 -4.3 -11.3 58 7.0 -7.2 268 28 322.7 323.3 292.5 332.9 3.05 14 520 5501 -4.7 -24.7 19 20.0 -10.6 270 29 323.7 323.9 290.9 327.2 0.99 15 516 5562 -4.9 -15.9 42 11.0 -9.0 271 29 324.1 324.6 292.1 331.4 2.14 16 511 5639 -4.7 -30.7 11 26.0 -11.4 272 30 325.3 325.4 291.0 327.4 0.58 17 505 5732 -5.5 -28.5 14 23.0 -11.7 274 30 325.4 325.5 291.2 328.0 0.72 18 500 5810 -6.1 -17.1 41 11.0 -10.1 275 31 325.6 326.0 292.4 332.5 2.00 19 499 5826 -6.3 -16.3 45 10.0 -10.0 275 31 325.5 326.0 292.5 332.9 2.14 20 495 5888 -6.7 -6.8 99 0.1 -6.8 275 30 325.8 326.7 294.6 341.2 4.65 21 449 6642 -11.1 -11.1 100 0.0 -11.1 267 37 329.5 330.2 294.8 341.9 3.65 22 429 6990 -14.3 -14.3 100 0.0 -14.3 270 35 329.7 330.3 294.3 339.8 2.95 23 423 7096 -15.7 -29.7 29 14.0 -18.9 268 36 329.3 329.4 292.3 332.1 0.77 24 421 7132 -15.5 -40.5 10 25.0 -19.8 267 37 330.0 330.0 292.0 331.0 0.27 25 414 7259 -13.1 -43.1 6 30.0 -18.3 263 39 334.7 334.7 293.2 335.5 0.20 26 400 7520 -13.9 -43.9 6 30.0 -19.0 255 44 336.9 337.0 293.7 337.7 0.19 27 333 8891 -21.5 -57.5 2 36.0 -25.3 264 45 344.6 344.7 295.5 344.9 0.05 28 300 9650 -27.5 -62.5 2 35.0 -30.2 260 47 346.6 346.6 295.9 346.7 0.03 29 287 9967 -30.1 -63.1 3 33.0 -32.4 260 49 347.3 347.3 296.1 347.4 0.03 30 266 10506 -32.7 -67.7 2 35.0 -34.7 262 51 351.2 351.2 296.9 351.2 0.02 31 250 10940 -36.7 -68.7 2 32.0 -38.2 270 50 351.5 351.5 297.0 351.6 0.01 32 207 12214 -48.1 -70.1 6 22.0 -48.7 254 52 353.1 353.1 297.3 353.2 0.01 33 200 12440 -49.3 -70.3 7 21.0 -49.8 250 52 354.7 354.7 297.7 354.8 0.01 34 180 13123 -54.0 -75.6 5 21.6 -54.3 245 61 357.9 357.9 298.3 358.0 0.01 35 170 13487 -56.5 -78.5 5 22.0 -56.8 245 61 359.6 359.6 298.6 359.6 0.00 36 150 14270 -62.5 -83.5 4 21.0 -62.6 250 55 362.4 362.4 299.2 362.4 0.00 37 122 15513 -72.7 -87.7 9 15.0 -72.8 245 51 365.9 365.9 299.8 365.9 0.00 38 100 16660 -79.7 -89.7 18 10.0 -79.7 260 41 373.7 373.7 301.2 373.7 0.00 39 94 17007 -81.9 -90.9 20 9.0 -81.9 250 42 376.1 376.1 301.6 376.1 0.00 40 86 17510 -77.7 -90.7 11 13.0 -77.7 297 32 394.2 394.2 304.4 394.3 0.00 41 79 17993 -78.9 -90.9 12 12.0 -78.9 338 21 401.5 401.5 305.4 401.5 0.00 42 70 18690 -72.9 -90.9 5 18.0 -73.0 35 7 428.4 428.4 308.7 428.4 0.00 43 69 18774 -71.3 -89.3 5 18.0 -71.4 36 7 433.6 433.6 309.2 433.6 0.00 44 63 19311 -70.5 -89.5 4 19.0 -70.6 41 10 446.8 446.8 310.6 446.8 0.00 45 59 19697 -72.5 -90.5 5 18.0 -72.6 45 12 450.8 450.8 310.9 450.8 0.00 46 50 20680 -67.1 -90.1 2 23.0 -67.3 55 17 485.4 485.4 313.9 485.4 0.00 47 40 22046 -61.3 -88.3 2 27.0 -61.9 66 20 531.9 531.9 317.1 531.9 0.00 48 30 23850 -57.1 -86.1 1 29.0 -58.3 80 25 589.0 589.0 320.1 589.0 0.01 49 22 25823 -54.9 -85.9 1 31.0 -57.0 650.2 650.2 322.7 650.2 0.01 50 20 26436 -52.1 -84.1 1 32.0 -55.0 676.7 676.7 323.7 676.8 0.02 TRP 94 17007 -81.9 -90.9 20 9.0 -81.9 250 42 376.1 376.1 301.6 376.1 0.00 WND 180 13123 -54.0 -75.6 5 21.6 -54.3 245 61 357.9 357.9 298.3 358.0 0.01 Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 586.06 mb = 4561.26 m = 14964.59 ft Wetbulb zero: 598.87 mb = 4372.56 m = 14345.50 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 74.10 % Est. max temperature: 33.14 C = 91.65 F Sfc-Lift cond lev (LCL): 973.29 mb = 270.00 m = 885.82 ft T: 24.03 C 700-500 lapse rate: 5.80 C/km ThetaE index: 16.77 C Layer 893.0- 700.0 mb Conv cond level (CCL): 946.08 mb = 519.35 m = 1703.87 ft Mean mixing ratio: 17.79 g/kg Conv temperature: 26.93 C = 80.48 F Cap Strength: 3.34 C Lifted Index: -4.01 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -0.45 C Lifted Index @700 mb: -1.67 C Showalter Index: -2.25 C Risk: Severe thunderstorms possible Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 22.30 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 249.40 Risk: None Energy Index: -2.95 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 736.72 J/kg Max Up Vert Vel: 38.39 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.16 C Lift Cond Lev (LCL): 941.15 mb = 565.01 m = 1853.68 ft Lev Free Conv (LFC): 936.15 mb = 611.47 m = 2006.09 ft Equ Level (EL): 926.15 mb = 705.13 m = 2313.39 ft B at Equ Level: 13.22 J/kg Max Parcel Lev (MPL): 836.15 mb = 1590.84 m = 5219.22 ft Wind level data Storm motion: 304 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 1003 5 35 11 -6.3 -9.0 | 78 15 -14.9 -3.3 1 1000 32 30 9 -4.5 -7.8 | 81 13 -13.1 -2.1 2 925 716 10 13 -2.3 -12.8 | 57 13 -10.9 -7.1 3 904 914 10 13 -2.3 -12.8 | 57 13 -10.9 -7.1 4 873 1219 360 14 -0.0 -14.0 | 46 12 -8.6 -8.3 5 850 1449 360 12 -0.0 -12.0 | 54 11 -8.6 -6.3 6 843 1524 360 11 -0.0 -11.0 | 58 10 -8.6 -5.3 7 784 2134 40 5 -3.2 -3.8 | 99 12 -11.8 1.9 8 757 2438 0 0 -0.0 -0.0 | 124 10 -8.6 5.7 9 700 3101 215 6 3.4 4.9 | 154 12 -5.2 10.6 10 678 3353 190 10 1.7 9.8 | 156 17 -6.9 15.6 11 653 3658 210 10 5.0 8.7 | 166 15 -3.6 14.4 12 606 4267 225 15 10.6 10.6 | 187 16 2.0 16.3 13 583 4572 235 18 14.7 10.3 | 201 17 6.1 16.0 14 541 5182 265 27 26.9 2.4 | 246 20 18.3 8.1 15 500 5810 275 31 30.9 -2.7 | 262 22 22.3 3.0 16 482 6096 275 28 27.9 -2.4 | 260 20 19.3 3.3 17 463 6401 265 39 38.9 3.4 | 253 32 30.3 9.1 18 428 7010 270 35 35.0 -0.0 | 258 27 26.4 5.7 19 400 7520 255 44 42.5 11.4 | 243 38 33.9 17.1 20 395 7620 250 43 40.4 14.7 | 237 38 31.8 20.4 21 379 7925 270 42 42.0 -0.0 | 260 34 33.4 5.7 22 300 9650 260 47 46.3 8.2 | 250 40 37.7 13.9 23 271 10363 260 51 50.2 8.9 | 251 44 41.6 14.6 24 250 10940 270 50 50.0 -0.0 | 262 42 41.4 5.7 25 238 11278 270 50 50.0 -0.0 | 262 42 41.4 5.7 26 200 12440 250 52 48.9 17.8 | 240 47 40.3 23.5 27 180 13123 245 61 55.3 25.8 | 236 56 46.7 31.5 28 172 13411 245 61 55.3 25.8 | 236 56 46.7 31.5 29 150 14270 250 55 51.7 18.8 | 240 50 43.1 24.5 30 121 15545 245 51 46.2 21.6 | 234 46 37.6 27.3 31 115 15850 240 39 33.8 19.5 | 225 36 25.2 25.2 32 103 16459 250 33 31.0 11.3 | 233 28 22.4 17.0 33 100 16660 260 41 40.4 7.1 | 248 34 31.8 12.8 34 94 17007 250 42 39.5 14.4 | 237 37 30.9 20.1 35 93 17069 260 41 40.4 7.1 | 248 34 31.8 12.8 36 70 18690 35 7 -4.0 -5.7 | 90 13 -12.6 -0.0 37 50 20680 55 17 -13.9 -9.8 | 80 23 -22.5 -4.0 38 30 23850 80 25 -24.6 -4.3 | 92 33 -33.2 1.4 Wind Parameters Mean winds (0-6000m): 273.6 at 13.8 knts Storm direction: 303.6 at 10.3 knts Shear (0-3000m) pos: 1.2 neg: 2.6 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 75.6 deg Storm rel helicity (0-3000m) pos: 51.9 neg: -25.1 tot: 26.8 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.0 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 14.27 Bulk Shear: 51.63 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 23 10 73 13| 0.0 3.9 3.9| 1.0 -11.1 -10.1 -20.2 -0.56| 5.4 -3.0 1000 16 12 65 13| 0.0 3.2 3.2| 1.0 -19.7 -18.7 -18.7 -0.70| 4.0 -2.8 1500 10 12 60 12| 0.0 2.3 2.3| 6.9 -24.7 -17.8 -11.9 -0.40| 4.2 -1.7 2000 11 11 63 12| 1.7 1.7 3.5| 26.6 -24.7 1.8 0.9 0.09| 4.9 0.5 2500 12 10 71 11| 1.4 2.1 3.5| 42.3 -24.7 17.5 7.0 0.29| 5.2 1.5 3000 9 8 75 10| 1.2 2.6 3.7| 51.9 -25.1 26.8 8.9 0.36| 5.6 2.0 4000 357 9 70 9| 0.9 2.3 3.2| 77.9 -25.1 52.8 13.2 0.40| 5.9 2.3 5000 279 11 205 4| 1.8 1.9 3.6|154.7 -25.1 129.5 25.9 0.55| 6.5 3.6 6000 274 14 227 7| 2.0 1.5 3.5|211.3 -27.5 183.8 30.6 0.59| 6.5 3.9 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20260116.11.gif