UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102223.upa.cvt Date: 2300Z 22 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 22 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 1010 5 26.6 20.6 70 6.0 22.3 5 9 298.9 301.7 295.1 343.4 15.30 1 1006 40 24.2 19.2 74 5.0 20.8 1 9 296.8 299.4 293.7 337.4 14.05 2 1000 92 24.0 19.0 74 5.0 20.5 355 9 297.1 299.7 293.7 337.5 13.96 3 988 198 22.8 18.6 77 4.2 19.9 330 9 297.0 299.5 293.5 336.8 13.78 4 932 705 21.6 14.6 64 7.0 17.0 241 19 300.7 302.8 292.7 333.9 11.28 5 925 771 22.2 13.2 57 9.0 16.4 235 18 302.0 303.9 292.4 332.7 10.36 6 902 991 25.0 10.0 39 15.0 15.5 186 13 307.1 308.7 292.6 333.1 8.57 7 850 1510 21.6 8.6 43 13.0 13.5 180 14 308.8 310.3 292.8 334.0 8.27 8 765 2416 16.8 6.8 52 10.0 10.7 255 8 313.0 314.6 293.9 338.3 8.13 9 700 3165 10.4 3.4 62 7.0 6.3 250 11 314.0 315.3 293.3 335.9 7.00 10 621 4149 2.4 0.6 88 1.8 1.4 241 18 315.8 317.0 293.3 336.2 6.45 11 565 4907 -2.7 -4.0 91 1.3 -3.3 250 21 318.4 319.4 293.0 334.6 5.04 12 549 5135 -3.9 -5.2 91 1.3 -4.6 253 21 319.6 320.5 293.0 335.0 4.74 13 545 5193 -4.1 -11.1 58 7.0 -7.0 254 21 320.1 320.6 291.7 330.0 3.01 14 542 5236 -4.1 -7.2 79 3.1 -5.5 255 21 320.6 321.4 292.8 334.0 4.11 15 534 5354 -4.7 -13.7 49 9.0 -8.2 257 22 321.2 321.7 291.6 329.5 2.49 16 513 5669 -6.3 -16.3 45 10.0 -9.9 262 22 323.0 323.4 291.7 330.1 2.09 17 510 5715 -6.7 -11.6 68 4.9 -8.7 263 23 323.0 323.6 292.6 333.3 3.09 18 501 5854 -7.5 -11.3 74 3.8 -9.1 265 23 323.7 324.3 292.9 334.5 3.22 19 500 5870 -7.5 -11.8 71 4.3 -9.2 265 23 323.9 324.5 292.9 334.3 3.10 20 490 6027 -7.9 -20.9 34 13.0 -12.1 265 23 325.3 325.6 291.8 330.4 1.47 21 488 6058 -8.3 -16.3 52 8.0 -11.2 265 23 325.2 325.6 292.4 332.7 2.19 22 473 6300 -9.1 -21.1 37 12.0 -12.9 271 24 327.1 327.4 292.3 332.4 1.50 23 462 6481 -10.5 -23.5 34 13.0 -14.3 277 25 327.6 327.8 292.3 332.0 1.24 24 429 7045 -15.3 -20.3 66 5.0 -16.9 274 29 328.5 328.8 293.0 334.7 1.78 25 414 7313 -16.5 -30.5 29 14.0 -19.7 265 32 330.3 330.4 292.5 333.0 0.73 26 407 7440 -17.7 -24.7 54 7.0 -19.6 279 30 330.3 330.6 293.0 334.9 1.27 27 404 7496 -17.1 -34.1 21 17.0 -20.5 286 29 331.8 331.9 292.7 333.8 0.53 28 400 7570 -17.1 -40.1 12 23.0 -21.0 295 28 332.8 332.8 292.7 333.9 0.29 29 398 7608 -17.3 -43.3 8 26.0 -21.4 295 28 333.0 333.0 292.7 333.8 0.21 30 380 7953 -19.1 -40.1 14 21.0 -22.6 292 30 335.0 335.1 293.4 336.2 0.31 31 378 7992 -18.9 -36.9 19 18.0 -22.2 292 31 335.8 335.9 293.7 337.5 0.43 32 300 9660 -33.9 -41.9 44 8.0 -34.8 280 41 337.6 337.7 294.0 338.8 0.32 33 271 10364 -40.9 -44.1 71 3.2 -41.2 280 40 337.4 337.4 293.9 338.5 0.28 34 270 10389 -41.1 -44.1 73 3.0 -41.3 279 40 337.5 337.5 294.0 338.6 0.28 35 264 10542 -41.5 -53.5 26 12.0 -42.2 272 43 339.0 339.1 294.2 339.5 0.10 36 254 10803 -43.3 -57.3 20 14.0 -43.9 260 46 340.1 340.2 294.4 340.4 0.07 37 250 10910 -44.1 -58.1 20 14.0 -44.7 255 48 340.5 340.5 294.5 340.8 0.06 38 241 11154 -46.1 -63.1 13 17.0 -46.6 259 46 341.1 341.1 294.6 341.2 0.03 39 229 11491 -48.7 -55.7 44 7.0 -49.0 255 56 342.1 342.2 294.9 342.5 0.09 40 221 11724 -49.7 -63.2 19 13.5 -50.1 255 63 344.1 344.1 295.3 344.2 0.04 41 218 11813 -50.1 -66.1 14 16.0 -50.5 255 63 344.8 344.8 295.5 344.9 0.02 42 200 12370 -53.7 -70.7 11 17.0 -54.0 245 55 347.7 347.7 296.1 347.8 0.01 43 198 12435 -54.3 -72.3 9 18.0 -54.6 245 55 347.8 347.8 296.1 347.8 0.01 44 188 12767 -56.7 -73.7 10 17.0 -56.9 246 56 349.1 349.1 296.4 349.1 0.01 45 150 14180 -63.9 -79.9 10 16.0 -64.0 250 55 360.0 360.0 298.7 360.0 0.00 46 129 15087 -70.3 -82.3 16 12.0 -70.4 255 50 364.4 364.4 299.5 364.4 0.00 47 111 15970 -73.9 -87.9 10 14.0 -73.9 275 40 373.6 373.6 301.2 373.6 0.00 48 100 16580 -72.3 -86.3 10 14.0 -72.3 255 24 388.0 388.0 303.5 388.0 0.00 49 80 17887 -74.9 -87.9 12 13.0 -74.9 258 19 408.3 408.3 306.3 408.3 0.00 50 70 18670 -71.5 -88.5 6 17.0 -71.6 250 5 431.4 431.4 309.0 431.4 0.00 51 63 19297 -68.1 -89.1 3 21.0 -68.2 278 6 452.1 452.1 311.1 452.1 0.00 52 56 20002 -69.9 -89.9 4 20.0 -70.1 310 8 463.5 463.5 312.1 463.5 0.00 53 50 20680 -67.7 -89.7 3 22.0 -67.9 340 9 484.0 484.0 313.8 484.0 0.00 54 47 21053 -66.5 -89.5 3 23.0 -66.8 351 11 495.5 495.5 314.6 495.5 0.00 55 41 21897 -57.7 -87.7 1 30.0 -58.6 15 14 537.1 537.1 317.3 537.2 0.00 56 39 22213 -57.3 -87.3 1 30.0 -58.3 24 15 545.9 545.9 317.9 545.9 0.00 57 31 23655 -60.1 -88.1 1 28.0 -61.0 64 21 575.4 575.4 319.5 575.4 0.01 58 30 23860 -58.3 -87.3 1 29.0 -59.4 70 22 585.7 585.7 319.9 585.7 0.01 59 20 26430 -55.3 -86.3 1 31.0 -57.5 90 24 666.9 666.9 323.3 667.0 0.01 60 19 26759 -53.3 -85.3 1 32.0 -56.0 683.0 683.0 323.9 683.1 0.01 TRP 111 15970 -73.9 -87.9 10 14.0 -73.9 275 40 373.6 373.6 301.2 373.6 0.00 WND 221 11724 -49.7 -63.2 19 13.5 -50.1 255 63 344.1 344.1 295.3 344.2 0.04 Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 594.65 mb = 4505.83 m = 14782.72 ft Wetbulb zero: 604.17 mb = 4369.41 m = 14335.15 ft Precipitable water: 1.66 inches Sfc-500 mean rel hum: 64.60 % Est. max temperature: 36.17 C = 97.11 F Sfc-Lift cond lev (LCL): 925.65 mb = 764.91 m = 2509.53 ft T: 22.14 C 700-500 lapse rate: 6.62 C/km ThetaE index: 6.03 C Layer 1006.0-1000.0 mb Conv cond level (CCL): 713.90 mb = 2999.16 m = 9839.66 ft Mean mixing ratio: 12.29 g/kg Conv temperature: 41.55 C = 106.78 F Cap Strength: 8.23 C Lifted Index: 1.27 C Risk: Showers probable Lifted Index @300 mb: 2.99 C Lifted Index @700 mb: 4.23 C Showalter Index: 1.86 C Risk: Showers probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 16.10 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 154.20 Risk: None Energy Index: 0.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.22 J/kg Max Up Vert Vel: 6.96 m/s Conv Inhibition (B-): 30459.95 J/kg Cap Strength: 8.23 C Lift Cond Lev (LCL): 873.58 mb = 1270.95 m = 4169.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 12 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 1010 5 5 9 -0.8 -9.0 | 57 15 -12.3 -8.0 1 1000 92 355 9 0.8 -9.0 | 53 13 -10.7 -8.0 2 976 305 305 10 8.2 -5.7 | 35 6 -3.3 -4.8 3 942 610 250 20 18.8 6.8 | 223 11 7.3 7.8 4 925 771 235 18 14.7 10.3 | 196 12 3.3 11.3 5 910 914 190 14 2.4 13.8 | 149 17 -9.0 14.8 6 879 1219 175 12 -1.0 12.0 | 136 18 -12.5 12.9 7 850 1510 180 14 0.0 14.0 | 143 19 -11.5 15.0 8 849 1524 185 14 1.2 13.9 | 146 18 -10.3 14.9 9 790 2134 250 11 10.3 3.8 | 167 5 -1.1 4.7 10 762 2438 255 8 7.7 2.1 | 129 5 -3.7 3.0 11 700 3165 250 11 10.3 3.8 | 167 5 -1.1 4.7 12 610 4267 240 19 16.5 9.5 | 205 12 5.0 10.5 13 500 5870 265 23 22.9 2.0 | 255 12 11.4 3.0 14 485 6096 265 23 22.9 2.0 | 255 12 11.4 3.0 15 448 6706 285 26 25.1 -6.7 | 293 15 13.6 -5.8 16 414 7315 265 32 31.9 2.8 | 260 21 20.4 3.8 17 400 7570 295 28 25.4 -11.8 | 308 18 13.9 -10.9 18 397 7620 295 28 25.4 -11.8 | 308 18 13.9 -10.9 19 309 9449 280 42 41.4 -7.3 | 282 31 29.9 -6.3 20 300 9660 280 41 40.4 -7.1 | 282 30 28.9 -6.1 21 271 10363 280 40 39.4 -6.9 | 282 29 27.9 -6.0 22 250 10910 255 48 46.4 12.4 | 249 37 34.9 13.4 23 248 10973 265 41 40.8 3.6 | 261 30 29.4 4.5 24 236 11278 255 50 48.3 12.9 | 249 39 36.8 13.9 25 221 11724 255 63 60.9 16.3 | 251 52 49.4 17.3 26 215 11887 255 63 60.9 16.3 | 251 52 49.4 17.3 27 200 12370 245 55 49.8 23.2 | 238 45 38.4 24.2 28 154 14021 250 61 57.3 20.9 | 245 51 45.9 21.8 29 150 14180 250 55 51.7 18.8 | 244 45 40.2 19.8 30 132 14935 255 46 44.4 11.9 | 249 35 33.0 12.9 31 126 15240 255 55 53.1 14.2 | 250 44 41.7 15.2 32 111 15970 275 40 39.8 -3.5 | 275 28 28.4 -2.5 33 102 16459 280 37 36.4 -6.4 | 282 26 25.0 -5.4 34 100 16580 255 24 23.2 6.2 | 238 14 11.7 7.2 35 97 16764 270 40 40.0 -0.0 | 268 29 28.5 1.0 36 70 18670 250 5 4.7 1.7 | 112 7 -6.8 2.7 37 50 20680 340 9 3.1 -8.5 | 48 11 -8.4 -7.5 38 30 23860 70 22 -20.7 -7.5 | 78 33 -32.1 -6.5 39 20 26430 90 24 -24.0 0.0 | 92 35 -35.5 1.0 Wind Parameters Mean winds (0-6000m): 244.9 at 15.3 knts Storm direction: 274.9 at 11.5 knts Shear (0-3000m) pos: 2.4 neg: 4.2 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 101.8 deg Storm rel helicity (0-3000m) pos: 34.9 neg: -108.3 tot: -73.4 m^2/s^2 ave: -24.5 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 12.6 stream: -5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.85 Bulk Shear: 28.38 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 ------------------------------------------------------------------------------- 500 310 11 27 7| 0.0 20.2 20.2| 0.0 -20.3 -20.3 -40.6 -0.68| 22.0-15.0 1000 257 14 207 5| 0.0 11.5 11.5| 0.0 -92.9 -92.9 -92.9 -0.78| 24.8-19.3 1500 227 14 171 10| 0.0 7.9 7.9| 9.4-104.8 -95.4 -63.6 -0.72| 18.1-13.1 2000 220 13 166 12| 3.2 5.9 9.1| 32.2-104.8 -72.5 -36.3 -0.49| 16.9 -8.3 2500 226 13 167 10| 2.9 4.7 7.6| 32.4-108.3 -76.0 -30.4 -0.49| 14.6 -7.2 3000 231 12 166 9| 2.4 4.2 6.6| 34.9-108.3 -73.4 -24.5 -0.45| 12.6 -5.7 4000 236 12 172 8| 1.8 3.8 5.7| 42.6-108.3 -65.8 -16.4 -0.35| 10.3 -3.6 5000 239 14 183 8| 1.9 3.1 4.9| 57.2-108.3 -51.1 -10.2 -0.27| 8.9 -2.4 6000 245 15 198 8| 2.0 2.5 4.6| 74.0-108.3 -34.3 -5.7 -0.19| 7.9 -1.5 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251022.23.gif