UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103111.upa.cvt Date: 1100Z 31 OCT 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 31 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 1018 5 22.6 18.6 78 4.0 19.9 340 15 294.2 296.6 292.4 332.4 13.36 1 1000 162 22.4 17.4 73 5.0 19.1 340 15 295.5 297.8 292.2 331.8 12.60 2 925 836 17.8 14.2 79 3.6 15.5 15 24 297.5 299.5 291.6 329.6 11.07 3 884 1224 15.8 14.8 94 1.0 15.1 50 15 299.3 301.5 292.9 334.6 12.06 4 850 1557 14.4 11.6 83 2.8 12.6 45 15 301.2 303.1 292.0 331.2 10.15 5 815 1912 12.6 8.1 74 4.5 9.9 97 11 303.0 304.5 291.1 327.9 8.34 6 812 1943 13.2 3.2 51 10.0 7.7 101 11 303.9 305.0 289.3 321.9 5.94 7 758 2519 10.2 3.2 62 7.0 6.3 180 11 306.7 307.9 290.6 326.1 6.36 8 700 3176 5.0 -1.0 65 6.0 2.0 210 16 308.0 309.0 289.9 323.7 5.08 9 664 3604 1.8 -2.8 71 4.6 -0.4 229 22 309.1 310.0 289.9 323.7 4.69 10 565 4886 -6.1 -15.1 49 9.0 -9.3 225 38 314.4 314.8 289.2 321.3 2.09 11 500 5830 -13.3 -20.3 56 7.0 -15.3 230 38 316.8 317.1 289.3 321.9 1.52 12 482 6108 -15.3 -21.3 60 6.0 -17.0 230 40 317.7 318.0 289.5 322.6 1.45 13 471 6281 -16.7 -23.7 55 7.0 -18.4 236 42 318.1 318.3 289.4 322.2 1.20 14 446 6689 -18.7 -30.7 34 12.0 -21.1 249 48 320.5 320.7 289.6 322.9 0.66 15 442 6756 -19.1 -26.1 54 7.0 -20.7 251 49 320.9 321.1 290.1 324.5 1.03 16 433 6908 -19.7 -29.7 41 10.0 -21.7 256 51 322.0 322.1 290.2 324.7 0.75 17 431 6943 -19.7 -32.7 31 13.0 -22.1 258 51 322.4 322.5 290.1 324.5 0.57 18 400 7490 -25.1 -39.1 26 14.0 -27.0 265 53 322.4 322.4 289.8 323.6 0.32 19 382 7823 -28.1 -41.1 28 13.0 -29.6 265 52 322.7 322.7 289.9 323.7 0.27 20 366 8129 -29.7 -47.7 16 18.0 -31.3 271 56 324.5 324.6 290.3 325.1 0.14 21 363 8188 -29.5 -50.5 11 21.0 -31.3 273 57 325.6 325.6 290.6 326.0 0.10 22 361 8227 -29.3 -46.3 18 17.0 -31.0 275 58 326.3 326.4 290.9 327.0 0.17 23 354 8367 -29.7 -30.3 94 0.6 -29.8 279 60 327.6 327.8 291.9 330.8 0.87 24 351 8428 -29.7 -37.7 46 8.0 -30.7 281 62 328.4 328.5 291.7 330.0 0.42 25 347 8509 -30.3 -33.0 77 2.7 -30.7 284 63 328.7 328.8 292.0 331.2 0.68 26 342 8612 -31.1 -57.1 6 26.0 -32.9 283 64 329.0 329.0 291.5 329.2 0.05 27 338 8696 -30.9 -53.9 9 23.0 -32.6 281 64 330.4 330.4 291.9 330.7 0.07 28 317 9148 -34.9 -50.9 18 16.0 -36.1 270 64 330.9 330.9 292.1 331.4 0.11 29 312 9258 -35.5 -42.5 49 7.0 -36.2 271 65 331.6 331.7 292.4 332.7 0.29 30 300 9530 -38.1 -42.1 66 4.0 -38.5 275 69 331.7 331.7 292.5 332.9 0.31 31 299 9553 -38.3 -41.8 70 3.5 -38.6 275 69 331.7 331.8 292.5 332.9 0.33 32 270 10248 -43.9 -46.8 73 2.9 -44.1 288 73 333.4 333.4 292.9 334.2 0.21 33 250 10760 -48.5 -51.7 69 3.2 -48.6 290 66 334.0 334.0 292.9 334.5 0.13 34 227 11387 -54.3 -58.3 61 4.0 -54.4 293 64 334.4 334.5 293.0 334.7 0.06 35 208 11943 -58.3 -62.9 55 4.6 -58.4 281 76 336.6 336.7 293.5 336.8 0.04 36 200 12190 -57.9 -66.9 31 9.0 -58.0 275 82 341.1 341.1 294.6 341.2 0.02 37 188 12578 -58.1 -77.4 7 19.3 -58.3 270 86 346.9 346.9 296.0 346.9 0.01 38 185 12679 -58.1 -80.1 4 22.0 -58.3 270 86 348.4 348.4 296.3 348.5 0.00 39 154 13834 -56.3 -82.3 2 26.0 -56.6 260 74 370.3 370.3 300.6 370.3 0.00 40 150 14000 -57.1 -83.1 2 26.0 -57.4 260 73 371.7 371.7 300.9 371.7 0.00 41 112 15806 -67.5 -86.5 5 19.0 -67.6 279 51 384.6 384.6 303.0 384.6 0.00 42 109 15972 -63.1 -86.1 3 23.0 -63.3 269 43 395.9 395.9 304.6 395.9 0.00 43 100 16500 -64.9 -85.9 4 21.0 -65.1 220 10 402.3 402.3 305.5 402.3 0.00 44 79 17929 -69.3 -88.3 5 19.0 -69.4 238 8 421.3 421.3 307.9 421.3 0.00 45 70 18660 -65.9 -88.9 3 23.0 -66.1 250 6 443.4 443.4 310.2 443.4 0.00 46 50 20720 -61.7 -88.7 2 27.0 -62.1 20 6 498.1 498.1 314.8 498.1 0.00 47 48 20973 -60.5 -88.5 1 28.0 -61.0 28 7 506.8 506.8 315.4 506.8 0.00 48 44 21511 -62.7 -89.7 1 27.0 -63.1 46 9 514.2 514.2 315.9 514.2 0.00 49 30 23900 -56.9 -87.9 1 31.0 -58.2 125 19 589.5 589.5 320.1 589.6 0.01 50 22 25882 -53.1 -86.1 1 33.0 -55.6 655.5 655.5 322.9 655.6 0.01 TRP 188 12578 -59.5 -74.5 13 15.0 -59.6 270 86 344.6 344.6 295.4 344.6 0.01 WND 188 12578 -58.1 -77.4 7 19.3 -58.3 270 86 346.9 346.9 296.0 346.9 0.01 Sounding variables and indices 1000-500 mb thick: 5668.00 m Freezing level: 641.44 mb = 3896.16 m = 12782.53 ft Wetbulb zero: 670.73 mb = 3522.25 m = 11555.80 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 65.93 % Est. max temperature: 28.60 C = 83.47 F Sfc-Lift cond lev (LCL): 960.09 mb = 514.13 m = 1686.75 ft T: 20.00 C 700-500 lapse rate: 6.90 C/km ThetaE index: 12.67 C Layer 850.0- 758.0 mb Conv cond level (CCL): 840.98 mb = 1646.98 m = 5403.41 ft Mean mixing ratio: 11.98 g/kg Conv temperature: 30.06 C = 86.11 F Cap Strength: 2.46 C Lifted Index: -2.48 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 1.61 C Lifted Index @700 mb: 0.35 C Showalter Index: -2.60 C Risk: Severe thunderstorms possible Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 24.90 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 279.20 Risk: None Energy Index: -1.85 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 330.48 J/kg Max Up Vert Vel: 25.71 m/s Conv Inhibition (B-): 146.23 J/kg Cap Strength: 2.44 C Lift Cond Lev (LCL): 908.44 mb = 990.49 m = 3249.60 ft Lev Free Conv (LFC): 683.44 mb = 3370.08 m = 11056.57 ft Equ Level (EL): 353.44 mb = 8378.28 m = 27487.47 ft B at Equ Level: 330.16 J/kg Max Parcel Lev (MPL): 203.44 mb = 12082.58 m = 39640.52 ft Wind level data Storm motion: 262 at 18 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 5 340 15 5.1 -14.1 | 37 21 -12.5 -16.7 1 1000 162 340 15 5.1 -14.1 | 37 21 -12.5 -16.7 2 984 305 5 18 -1.6 -17.9 | 43 28 -19.2 -20.6 3 925 836 15 24 -6.2 -23.2 | 43 35 -23.9 -25.8 4 917 914 15 22 -5.7 -21.3 | 44 33 -23.3 -23.9 5 884 1219 50 15 -11.5 -9.6 | 67 32 -29.1 -12.3 6 853 1524 45 15 -10.6 -10.6 | 65 31 -28.2 -13.2 7 850 1557 45 15 -10.6 -10.6 | 65 31 -28.2 -13.2 8 823 1829 85 12 -12.0 -1.0 | 83 30 -29.6 -3.7 9 793 2134 130 9 -6.9 5.8 | 97 25 -24.5 3.2 10 765 2438 180 10 0.0 10.0 | 113 19 -17.6 7.4 11 737 2743 180 13 0.0 13.0 | 120 20 -17.6 10.4 12 711 3048 215 12 6.9 9.8 | 124 13 -10.8 7.2 13 700 3176 210 16 8.0 13.9 | 139 15 -9.6 11.2 14 684 3353 205 16 6.8 14.5 | 138 16 -10.9 11.9 15 659 3658 235 23 18.8 13.2 | 186 11 1.2 10.6 16 610 4267 235 36 29.5 20.6 | 213 22 11.8 18.0 17 586 4572 235 41 33.6 23.5 | 217 26 15.9 20.9 18 564 4877 225 38 26.9 26.9 | 201 26 9.2 24.3 19 500 5830 230 38 29.1 24.4 | 208 25 11.5 21.8 20 482 6096 230 40 30.6 25.7 | 209 27 13.0 23.1 21 427 7010 260 52 51.2 9.0 | 259 34 33.6 6.4 22 400 7490 265 53 52.8 4.6 | 267 35 35.2 2.0 23 376 7925 265 52 51.8 4.5 | 267 34 34.2 1.9 24 345 8534 285 64 61.8 -16.6 | 293 48 44.2 -19.2 25 317 9144 270 64 64.0 -0.0 | 273 46 46.4 -2.6 26 300 9530 275 69 68.7 -6.0 | 280 52 51.1 -8.6 27 265 10363 290 74 69.5 -25.3 | 298 59 51.9 -27.9 28 250 10760 290 66 62.0 -22.6 | 300 51 44.4 -25.2 29 231 11278 295 62 56.2 -26.2 | 307 48 38.5 -28.8 30 200 12190 275 82 81.7 -7.1 | 279 65 64.0 -9.8 31 200 12192 295 79 71.6 -33.4 | 304 65 54.0 -36.0 32 188 12578 270 86 86.0 -0.0 | 272 68 68.4 -2.6 33 181 12802 270 86 86.0 -0.0 | 272 68 68.4 -2.6 34 173 13106 260 79 77.8 13.7 | 260 61 60.2 11.1 35 150 14000 260 73 71.9 12.7 | 259 55 54.2 10.1 36 135 14630 260 65 64.0 11.3 | 259 47 46.4 8.7 37 111 15850 280 50 49.2 -8.7 | 290 34 31.6 -11.3 38 100 16500 220 10 6.4 7.7 | 114 12 -11.2 5.0 39 96 16764 220 10 6.4 7.7 | 114 12 -11.2 5.0 40 70 18660 250 6 5.6 2.1 | 87 12 -12.0 -0.6 41 50 20720 20 6 -2.1 -5.6 | 67 21 -19.7 -8.3 42 30 23900 125 19 -15.6 10.9 | 104 34 -33.2 8.3 Wind Parameters Mean winds (0-6000m): 231.6 at 23.8 knts Storm direction: 261.6 at 17.8 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 87.5 deg Storm rel helicity (0-3000m) pos: 324.2 neg: -9.4 tot: 314.8 m^2/s^2 ave: 104.9 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 7.2 10^-3/s Energy-Hel index: 0.52 Bulk Rich Number: 1.90 Bulk Shear: 174.01 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 ------------------------------------------------------------------------------- 500 356 17 40 26| 10.4 0.0 10.4| 17.7 -2.3 15.4 30.8 0.23| 10.7 2.5 1000 6 20 42 30| 7.3 0.0 7.3| 66.5 -2.6 63.8 63.8 0.39| 10.4 4.1 1500 16 18 48 31| 5.6 0.0 5.6|139.0 -9.4 129.6 86.4 0.52| 10.2 5.3 2000 26 17 55 31| 5.9 0.0 5.9|252.5 -9.4 243.1 121.6 0.66| 11.6 7.6 2500 33 15 59 30| 5.2 0.0 5.2|307.4 -9.4 298.0 119.2 0.68| 11.7 8.0 3000 40 15 63 31| 4.2 0.0 4.2|324.2 -9.4 314.8 104.9 0.64| 11.2 7.2 4000 337 16 32 21| 4.8 0.0 4.8|391.4 -10.5 380.9 95.2 0.68| 11.5 7.8 5000 235 21 176 9| 3.8 1.0 4.8|413.6 -59.1 354.5 70.9 0.54| 11.0 5.9 6000 232 24 185 12| 3.2 0.8 4.0|434.5 -59.1 375.4 62.6 0.55| 9.6 5.2 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251031.11.gif