UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112523.upa.cvt Date: 2300Z 25 NOV 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 25 NOV 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 1006 5 27.2 22.2 74 5.0 23.6 350 7 299.8 302.9 296.5 349.5 16.98 1 1000 58 26.2 20.2 70 6.0 22.0 360 6 299.4 302.1 295.1 343.3 15.07 2 941 591 22.0 17.0 73 5.0 18.6 307 27 300.3 302.7 294.0 338.6 13.06 3 925 741 22.6 14.6 61 8.0 17.3 305 36 302.4 304.5 293.3 336.1 11.37 4 905 932 24.0 11.0 44 13.0 15.7 315 40 305.8 307.5 292.6 333.3 9.14 5 853 1447 21.8 7.8 41 14.0 13.2 315 27 308.7 310.1 292.4 332.5 7.80 6 850 1478 21.4 8.4 43 13.0 13.3 315 26 308.6 310.1 292.7 333.5 8.16 7 700 3122 8.0 6.2 88 1.8 6.9 305 15 311.3 313.0 293.7 337.6 8.53 8 697 3157 7.8 6.3 90 1.5 6.9 305 14 311.5 313.1 293.9 338.1 8.63 9 670 3483 7.4 3.7 77 3.7 5.2 323 10 314.6 316.0 293.8 338.0 7.47 10 661 3594 7.2 2.2 70 5.0 4.4 339 11 315.6 316.9 293.6 337.0 6.80 11 501 5814 -7.7 -7.8 99 0.1 -7.8 275 22 323.5 324.3 293.7 337.5 4.25 12 500 5830 -7.9 -7.9 100 0.0 -7.9 275 24 323.4 324.2 293.7 337.3 4.22 13 442 6783 -13.1 -13.1 100 0.0 -13.1 274 45 328.4 329.1 294.1 339.2 3.16 14 400 7540 -18.1 -19.5 89 1.4 -18.6 265 40 331.5 331.9 294.0 338.6 2.04 15 349 8541 -25.3 -27.0 86 1.7 -25.7 262 53 334.9 335.2 294.1 339.3 1.20 16 333 8880 -27.1 -37.1 38 10.0 -28.6 265 51 337.0 337.1 294.0 338.8 0.48 17 300 9620 -33.5 -41.5 44 8.0 -34.4 270 49 338.2 338.2 294.2 339.5 0.34 18 296 9714 -34.3 -42.3 44 8.0 -35.2 269 51 338.3 338.4 294.2 339.5 0.31 19 270 10354 -38.9 -51.9 24 13.0 -39.8 264 62 340.7 340.7 294.6 341.1 0.12 20 262 10561 -40.5 -50.5 33 10.0 -41.2 263 66 341.2 341.3 294.7 341.8 0.14 21 256 10719 -41.5 -47.5 52 6.0 -41.9 261 69 342.0 342.1 295.0 342.9 0.20 22 251 10853 -42.1 -54.1 26 12.0 -42.8 260 71 343.1 343.1 295.1 343.5 0.10 23 250 10880 -42.3 -54.3 26 12.0 -42.9 260 72 343.2 343.2 295.2 343.6 0.10 24 238 11212 -44.1 -62.1 12 18.0 -44.8 256 77 345.3 345.3 295.6 345.5 0.04 25 224 11617 -47.5 -63.5 14 16.0 -48.0 255 79 346.2 346.2 295.8 346.3 0.03 26 200 12360 -52.1 -70.1 10 18.0 -52.5 255 80 350.3 350.3 296.7 350.3 0.02 27 169 13425 -59.9 -75.9 11 16.0 -60.0 251 84 354.6 354.6 297.6 354.6 0.01 28 150 14160 -63.7 -83.7 5 20.0 -63.8 245 82 360.3 360.3 298.8 360.4 0.00 29 144 14410 -65.2 -84.6 5 19.3 -65.4 240 88 361.9 361.9 299.1 361.9 0.00 30 103 16389 -77.9 -91.9 9 14.0 -77.9 249 71 374.0 374.0 301.2 374.0 0.00 31 100 16560 -74.5 -91.5 6 17.0 -74.5 260 41 383.8 383.8 302.8 383.8 0.00 32 95 16859 -71.7 -88.7 6 17.0 -71.8 262 41 394.9 394.9 304.5 395.0 0.00 33 77 18071 -78.7 -88.7 18 10.0 -78.7 290 25 404.8 404.8 305.9 404.8 0.00 34 76 18145 -78.9 -88.9 18 10.0 -78.9 290 24 405.9 405.9 306.0 405.9 0.00 35 74 18298 -74.1 -88.1 10 14.0 -74.2 290 22 419.1 419.1 307.6 419.2 0.00 36 71 18538 -75.3 -88.3 11 13.0 -75.3 290 18 421.6 421.6 307.9 421.6 0.00 37 70 18620 -75.3 -88.3 11 13.0 -75.3 290 17 423.3 423.3 308.1 423.3 0.00 38 54 20166 -63.9 -87.9 2 24.0 -64.2 19 15 482.2 482.2 313.6 482.2 0.00 39 50 20640 -61.9 -87.9 2 26.0 -62.4 45 15 497.6 497.6 314.8 497.6 0.00 40 41 21873 -60.3 -87.3 2 27.0 -61.0 62 15 530.7 530.7 316.9 530.7 0.00 41 39 22184 -61.3 -87.3 2 26.0 -61.9 67 15 535.8 535.8 317.3 535.8 0.00 42 30 23820 -59.5 -87.5 1 28.0 -60.4 90 14 582.4 582.4 319.8 582.5 0.01 TRP 77 18071 -78.7 -88.7 18 10.0 -78.7 290 25 404.8 404.8 305.9 404.8 0.00 WND 144 14410 -65.2 -84.6 5 19.3 -65.4 240 88 361.9 361.9 299.1 361.9 0.00 Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 583.68 mb = 4667.20 m = 15312.16 ft Wetbulb zero: 603.54 mb = 4322.90 m = 14182.56 ft Precipitable water: 1.86 inches Sfc-500 mean rel hum: 72.81 % Est. max temperature: 35.88 C = 96.58 F Sfc-Lift cond lev (LCL): 935.72 mb = 640.58 m = 2101.60 ft T: 22.20 C 700-500 lapse rate: 5.87 C/km ThetaE index: 16.99 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 761.23 mb = 2411.96 m = 7913.15 ft Mean mixing ratio: 13.13 g/kg Conv temperature: 37.60 C = 99.68 F Cap Strength: 6.61 C Lifted Index: -0.89 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.87 C Lifted Index @700 mb: 0.48 C Showalter Index: 1.69 C Risk: Showers probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 16.30 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 176.80 Risk: None Energy Index: 0.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 56.96 J/kg Max Up Vert Vel: 10.67 m/s Conv Inhibition (B-): 385.89 J/kg Cap Strength: 6.61 C Lift Cond Lev (LCL): 868.42 mb = 1291.30 m = 4236.51 ft Lev Free Conv (LFC): 543.42 mb = 5163.39 m = 16940.05 ft Equ Level (EL): 393.42 mb = 7661.74 m = 25136.64 ft B at Equ Level: 56.86 J/kg Max Parcel Lev (MPL): 283.42 mb = 10016.59 m = 32862.43 ft Wind level data Storm motion: 339 at 15 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 1006 5 350 7 1.2 -6.9 | 149 8 -4.1 6.7 1 1000 58 360 6 -0.0 -6.0 | 145 9 -5.3 7.6 2 972 305 310 10 7.7 -6.4 | 198 8 2.3 7.2 3 925 741 305 36 29.5 -20.6 | 286 25 24.2 -7.0 4 907 914 315 40 28.3 -28.3 | 303 27 23.0 -14.7 5 850 1478 315 26 18.4 -18.4 | 290 14 13.1 -4.8 6 787 2134 325 29 16.6 -23.8 | 312 15 11.3 -10.1 7 732 2743 305 21 17.2 -12.0 | 263 12 11.9 1.6 8 700 3122 305 15 12.3 -8.6 | 234 9 7.0 5.0 9 680 3353 305 10 8.2 -5.7 | 200 8 2.9 7.9 10 655 3658 350 11 1.9 -10.8 | 129 4 -3.4 2.8 11 631 3962 320 10 6.4 -7.7 | 191 6 1.1 5.9 12 607 4267 320 12 7.7 -9.2 | 209 5 2.4 4.4 13 585 4572 330 11 5.5 -9.5 | 183 4 0.2 4.1 14 563 4877 280 13 12.8 -2.3 | 213 14 7.5 11.4 15 502 5791 275 20 19.9 -1.7 | 231 19 14.6 11.9 16 500 5830 275 24 23.9 -2.1 | 238 22 18.6 11.5 17 446 6706 275 45 44.8 -3.9 | 256 41 39.5 9.7 18 400 7540 265 40 39.8 3.5 | 244 39 34.5 17.1 19 396 7620 270 37 37.0 -0.0 | 247 34 31.7 13.6 20 364 8230 260 55 54.2 9.6 | 245 54 48.9 23.2 21 307 9449 270 47 47.0 -0.0 | 252 44 41.7 13.6 22 300 9620 270 49 49.0 -0.0 | 253 46 43.7 13.6 23 250 10880 260 72 70.9 12.5 | 248 71 65.6 26.1 24 235 11278 255 78 75.3 20.2 | 244 78 70.0 33.8 25 200 12360 255 80 77.3 20.7 | 245 80 72.0 34.3 26 161 13716 250 85 79.9 29.1 | 240 86 74.6 42.7 27 150 14160 245 82 74.3 34.7 | 235 84 69.0 48.3 28 144 14410 240 88 76.2 44.0 | 231 91 70.9 57.6 29 139 14630 240 88 76.2 44.0 | 231 91 70.9 57.6 30 113 15850 245 67 60.7 28.3 | 233 69 55.4 41.9 31 102 16459 250 71 66.7 24.3 | 238 72 61.4 37.9 32 100 16560 260 41 40.4 7.1 | 239 41 35.1 20.7 33 97 16764 260 42 41.4 7.3 | 240 42 36.0 20.9 34 77 18071 290 25 23.5 -8.6 | 254 19 18.2 5.1 35 70 18620 290 17 16.0 -5.8 | 234 13 10.7 7.8 36 50 20640 45 15 -10.6 -10.6 | 101 16 -15.9 3.0 37 30 23820 90 14 -14.0 0.0 | 125 24 -19.3 13.6 Wind Parameters Mean winds (0-6000m): 308.7 at 19.5 knts Storm direction: 338.7 at 14.6 knts Shear (0-3000m) pos: 1.6 neg: 2.5 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 96.5 deg Storm rel helicity (0-3000m) pos: 122.8 neg: -65.5 tot: 57.3 m^2/s^2 ave: 19.1 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 2.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 5.56 Bulk Shear: 10.25 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 ------------------------------------------------------------------------------- 500 318 11 201 6| 0.0 17.9 17.9| 33.5 0.0 33.5 67.0 0.87| 19.8 17.3 1000 311 22 276 12| 8.4 9.0 17.3|103.5 -0.7 102.8 102.8 0.68| 21.6 14.8 1500 313 26 286 14| 1.8 6.0 7.8|103.5 -18.1 85.5 57.0 0.47| 18.4 8.7 2000 315 26 289 14| 2.4 4.5 6.9|119.4 -18.1 101.4 50.7 0.51| 14.9 7.6 2500 316 26 292 14| 1.9 3.4 5.4|122.8 -42.7 80.1 32.1 0.36| 13.6 4.8 3000 315 25 288 13| 1.6 2.5 4.1|122.8 -65.5 57.3 19.1 0.22| 12.8 2.7 4000 316 22 281 10| 1.5 2.0 3.6|127.7 -85.9 41.7 10.4 0.09| 11.9 1.1 5000 315 20 272 9| 1.4 2.7 4.1|136.1 -88.2 47.9 9.6 0.11| 11.0 1.2 6000 309 19 262 10| 1.2 3.3 4.5|181.4 -88.2 93.2 15.5 0.17| 10.4 1.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251125.23.gif