UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042223.upa.cvt Date: 2300Z 22 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 22 APR 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 1015 5 21.6 17.2 76 4.4 18.7 200 4 293.5 295.7 291.3 328.4 12.25 1 1012 31 20.0 13.0 64 7.0 15.7 201 6 292.2 293.8 288.3 318.7 9.33 2 1000 133 19.0 13.0 68 6.0 15.3 205 13 292.1 293.8 288.4 319.0 9.45 3 983 280 17.8 12.8 73 5.0 14.7 205 14 292.4 294.1 288.5 319.4 9.48 4 978 324 18.4 10.4 60 8.0 13.6 203 14 293.4 294.9 287.6 316.7 8.12 5 962 465 18.2 9.2 56 9.0 12.9 186 13 294.6 296.0 287.6 316.6 7.61 6 925 800 15.0 9.0 67 6.0 11.5 145 12 294.6 296.0 287.8 317.2 7.81 7 850 1510 9.8 4.8 71 5.0 7.1 170 8 296.4 297.6 287.1 315.0 6.35 8 795 2063 6.6 4.0 83 2.6 5.2 144 8 298.7 299.9 288.0 317.7 6.42 9 783 2188 6.2 -0.8 61 7.0 2.8 139 9 299.6 300.4 286.5 313.4 4.61 10 780 2219 5.8 4.1 89 1.7 4.9 139 9 299.5 300.7 288.4 319.0 6.59 11 779 2230 5.8 4.0 88 1.8 4.8 138 9 299.6 300.8 288.4 319.0 6.55 12 774 2282 6.0 3.1 82 2.9 4.5 138 10 300.4 301.5 288.3 318.8 6.19 13 770 2325 6.6 -11.4 26 18.0 -0.4 137 10 301.5 301.8 284.5 307.9 2.07 14 764 2389 6.2 -4.8 45 11.0 1.2 136 11 301.7 302.3 286.2 312.4 3.50 15 756 2475 6.0 -12.0 26 18.0 -1.0 134 12 302.4 302.8 284.8 308.7 2.01 16 746 2584 5.6 -11.4 28 17.0 -1.1 133 12 303.1 303.5 285.2 309.8 2.14 17 740 2650 5.0 1.2 76 3.8 3.0 132 11 303.2 304.2 288.8 320.2 5.65 18 700 3103 3.6 -11.4 32 15.0 -2.3 170 12 306.5 306.9 286.6 313.7 2.28 19 697 3138 3.4 -12.6 30 16.0 -2.7 168 12 306.6 307.0 286.5 313.3 2.08 20 669 3469 2.0 -13.0 32 15.0 -3.7 166 12 308.7 309.1 287.2 315.4 2.10 21 661 3566 1.2 -7.8 51 9.0 -2.7 175 12 308.8 309.4 288.4 319.0 3.21 22 647 3738 0.8 -16.2 27 17.0 -5.2 184 13 310.3 310.6 287.3 315.7 1.67 23 615 4144 -0.5 -20.5 20 20.0 -7.0 185 16 313.3 313.6 287.9 317.4 1.22 24 500 5770 -9.5 -38.5 7 29.0 -15.0 220 27 321.5 321.5 289.5 322.5 0.27 25 445 6657 -15.1 -52.1 3 37.0 -19.7 257 30 325.3 325.3 290.5 325.6 0.07 26 400 7450 -21.7 -54.7 3 33.0 -24.9 255 35 326.8 326.8 290.9 327.0 0.06 27 378 7863 -25.5 -55.5 4 30.0 -28.0 258 34 327.1 327.1 290.9 327.3 0.05 28 352 8377 -28.5 -60.5 3 32.0 -30.7 271 48 329.8 329.8 291.7 329.9 0.03 29 300 9510 -33.7 -63.7 3 30.0 -35.3 275 68 337.9 337.9 293.8 338.0 0.02 30 250 10780 -38.9 -71.9 2 33.0 -40.1 280 81 348.2 348.2 296.3 348.3 0.01 31 244 10946 -39.6 -72.3 2 32.7 -40.8 275 87 349.6 349.6 296.5 349.6 0.01 32 231 11317 -41.3 -73.3 2 32.0 -42.3 275 86 352.5 352.5 297.2 352.6 0.01 33 200 12280 -46.9 -75.9 2 29.0 -47.6 275 67 358.5 358.5 298.4 358.5 0.01 34 150 14130 -60.1 -82.1 4 22.0 -60.3 270 54 366.5 366.5 299.9 366.6 0.00 35 145 14341 -61.9 -82.9 4 21.0 -62.1 269 51 367.0 367.0 300.0 367.0 0.00 36 133 14872 -64.7 -83.7 6 19.0 -64.8 265 44 371.2 371.2 300.8 371.2 0.00 37 124 15296 -68.3 -84.3 8 16.0 -68.4 268 40 372.1 372.1 300.9 372.2 0.00 38 118 15593 -69.3 -85.3 8 16.0 -69.4 270 37 375.6 375.6 301.5 375.6 0.00 39 100 16580 -70.1 -88.1 5 18.0 -70.2 255 27 392.3 392.3 304.1 392.3 0.00 40 80 17894 -75.5 -88.5 11 13.0 -75.6 125 7 407.0 407.0 306.1 407.0 0.00 41 70 18670 -74.9 -88.9 10 14.0 -75.0 260 10 424.1 424.1 308.2 424.2 0.00 42 68 18838 -74.7 -89.7 8 15.0 -74.7 247 11 428.1 428.1 308.6 428.1 0.00 43 56 19991 -65.5 -88.5 3 23.0 -65.8 161 19 473.5 473.5 313.0 473.5 0.00 44 50 20680 -65.3 -88.3 3 23.0 -65.6 110 23 489.6 489.6 314.2 489.6 0.00 45 47 21057 -64.1 -88.1 2 24.0 -64.5 108 22 501.2 501.2 315.0 501.2 0.00 46 39 22217 -57.5 -85.5 2 28.0 -58.5 103 17 545.4 545.4 317.8 545.4 0.01 47 35 22898 -58.7 -85.7 2 27.0 -59.6 100 15 559.4 559.4 318.6 559.4 0.01 48 30 23870 -56.5 -84.5 2 28.0 -57.9 95 11 590.6 590.6 320.2 590.7 0.01 49 20 26480 -51.5 -82.5 1 31.0 -54.5 60 7 678.5 678.5 323.7 678.7 0.02 50 18 27167 -49.5 -81.5 1 32.0 -53.4 705.6 705.6 324.6 705.8 0.03 TRP 80 17894 -75.5 -88.5 11 13.0 -75.6 125 7 407.0 407.0 306.1 407.0 0.00 WND 244 10946 -39.6 -72.3 2 32.7 -40.8 275 87 349.6 349.6 296.5 349.6 0.01 Sounding variables and indices 1000-500 mb thick: 5637.00 m Freezing level: 627.31 mb = 3987.75 m = 13083.02 ft Wetbulb zero: 770.36 mb = 2320.89 m = 7614.38 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 43.08 % Est. max temperature: 24.17 C = 75.50 F Sfc-Lift cond lev (LCL): 951.44 mb = 559.64 m = 1836.05 ft T: 17.30 C 700-500 lapse rate: 4.91 C/km ThetaE index: 11.07 C Layer 774.0- 764.0 mb Conv cond level (CCL): 823.36 mb = 1773.10 m = 5817.18 ft Mean mixing ratio: 8.36 g/kg Conv temperature: 25.63 C = 78.13 F Cap Strength: 6.28 C Lifted Index: 8.18 C Risk: None Lifted Index @300 mb: 14.68 C Lifted Index @700 mb: 4.14 C Showalter Index: 9.76 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 14.30 C K Index: 9.10 Risk: None Sweat Index: 100.60 Risk: None Energy Index: 1.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.63 J/kg Max Up Vert Vel: 5.41 m/s Conv Inhibition (B-): 43065.80 J/kg Cap Strength: 7.91 C Lift Cond Lev (LCL): 869.84 mb = 1316.29 m = 4318.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 218 at 11 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 1015 5 200 4 1.4 3.8 | 48 7 -5.5 -4.9 1 1000 133 205 13 5.5 11.8 | 157 3 -1.3 3.2 2 980 305 205 14 5.9 12.7 | 167 4 -0.9 4.1 3 925 800 145 12 -6.9 9.8 | 95 14 -13.7 1.2 4 912 914 135 15 -10.6 10.6 | 97 18 -17.4 2.0 5 880 1219 165 10 -2.6 9.7 | 96 9 -9.4 1.0 6 850 1510 170 8 -1.4 7.9 | 85 8 -8.2 -0.7 7 818 1829 155 10 -4.2 9.1 | 92 11 -11.1 0.4 8 788 2134 140 8 -5.1 6.1 | 78 12 -12.0 -2.5 9 759 2438 135 12 -8.5 8.5 | 90 15 -15.3 -0.1 10 731 2743 130 11 -8.4 7.1 | 84 15 -15.3 -1.5 11 705 3048 170 10 -1.7 9.8 | 98 9 -8.6 1.2 12 700 3103 170 12 -2.1 11.8 | 110 9 -8.9 3.2 13 678 3353 155 12 -5.1 10.9 | 101 12 -11.9 2.3 14 653 3658 185 12 1.0 12.0 | 120 7 -5.8 3.3 15 628 3962 180 15 0.0 15.0 | 133 9 -6.8 6.4 16 604 4267 190 17 3.0 16.7 | 155 9 -3.9 8.1 17 582 4572 220 19 12.2 14.6 | 222 8 5.4 5.9 18 539 5182 210 22 11.0 19.1 | 202 11 4.2 10.4 19 518 5486 225 23 16.3 16.3 | 231 12 9.4 7.6 20 500 5770 220 27 17.4 20.7 | 221 16 10.5 12.1 21 499 5791 215 25 14.3 20.5 | 212 14 7.5 11.9 22 442 6706 260 30 29.5 5.2 | 279 23 22.7 -3.4 23 400 7450 255 35 33.8 9.1 | 269 27 27.0 0.4 24 391 7620 250 34 31.9 11.6 | 263 25 25.1 3.0 25 374 7925 260 34 33.5 5.9 | 276 27 26.7 -2.7 26 344 8534 275 53 52.8 -4.6 | 286 48 46.0 -13.2 27 300 9510 275 68 67.7 -5.9 | 283 63 60.9 -14.5 28 265 10363 290 81 76.1 -27.7 | 298 78 69.3 -36.3 29 250 10780 280 81 79.8 -14.1 | 287 76 72.9 -22.7 30 244 10946 275 87 86.7 -7.6 | 281 81 79.8 -16.2 31 232 11278 275 87 86.7 -7.6 | 281 81 79.8 -16.2 32 200 12280 275 67 66.7 -5.8 | 284 62 59.9 -14.5 33 150 14130 270 54 54.0 -0.0 | 280 48 47.2 -8.6 34 131 14935 265 43 42.8 3.7 | 278 36 36.0 -4.9 35 107 16154 275 31 30.9 -2.7 | 295 27 24.1 -11.3 36 102 16459 260 29 28.6 5.0 | 279 22 21.7 -3.6 37 100 16580 255 27 26.1 7.0 | 275 19 19.3 -1.6 38 97 16764 255 27 26.1 7.0 | 275 19 19.3 -1.6 39 80 17894 125 7 -5.7 4.0 | 70 13 -12.6 -4.6 40 70 18670 260 10 9.8 1.7 | 336 8 3.0 -6.9 41 50 20680 110 23 -21.6 7.9 | 88 28 -28.4 -0.7 42 30 23870 95 11 -11.0 1.0 | 67 19 -17.8 -7.7 43 20 26480 60 7 -6.1 -3.5 | 47 18 -12.9 -12.1 Wind Parameters Mean winds (0-6000m): 188.4 at 14.7 knts Storm direction: 218.4 at 11.0 knts Shear (0-3000m) pos: 2.1 neg: 3.1 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 48.5 deg Storm rel helicity (0-3000m) pos: 31.4 neg: -40.1 tot: -8.6 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.70 Bulk Shear: 1.68 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 ------------------------------------------------------------------------------- 500 200 12 137 4| 0.0 9.8 9.8| 7.3 -6.5 0.8 1.5 0.28| 17.3 4.9 1000 176 13 118 9| 0.0 6.0 6.0| 11.5 -22.5 -11.0 -11.0 0.01| 15.7 0.1 1500 171 12 110 9| 2.5 4.0 6.5| 12.1 -28.2 -16.1 -10.7 -0.05| 13.1 -0.7 2000 168 11 104 9| 1.9 3.7 5.6| 14.9 -33.1 -18.2 -9.1 -0.06| 11.0 -0.6 2500 162 11 100 10| 1.5 3.7 5.2| 22.6 -36.3 -13.7 -5.5 -0.03| 9.8 -0.3 3000 158 11 98 11| 2.1 3.1 5.2| 31.4 -40.1 -8.6 -2.9 0.01| 9.4 0.1 4000 162 11 102 10| 2.1 2.3 4.4| 48.5 -43.8 4.6 1.2 0.09| 8.8 0.8 5000 176 13 118 9| 2.6 1.8 4.5| 74.9 -49.2 25.7 5.1 0.19| 8.6 1.7 6000 188 15 141 8| 2.8 1.5 4.4|108.1 -66.3 41.9 7.0 0.21| 8.7 1.8 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250422.23.gif