UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043023.upa.cvt Date: 2300Z 30 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 30 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 1021 5 20.8 12.8 60 8.0 15.8 225 10 292.2 293.8 288.2 318.2 9.13 1 1006 132 18.0 11.0 64 7.0 13.8 214 12 290.7 292.1 286.7 313.9 8.21 2 1000 183 17.6 10.6 64 7.0 13.4 210 13 290.8 292.2 286.6 313.6 8.04 3 935 753 13.6 9.8 78 3.8 11.4 148 26 292.3 293.8 287.3 315.6 8.16 4 925 844 13.6 9.2 75 4.4 11.0 150 25 293.2 294.6 287.4 315.9 7.91 5 865 1406 10.4 3.4 62 7.0 6.7 184 15 295.6 296.6 286.1 312.1 5.65 6 850 1552 9.4 3.4 66 6.0 6.2 205 12 296.0 297.0 286.4 312.8 5.75 7 835 1699 8.2 4.2 76 4.0 6.1 205 13 296.2 297.4 286.9 314.4 6.20 8 783 2228 6.2 -12.8 24 19.0 -0.9 204 15 299.6 299.9 283.5 305.3 1.82 9 710 3020 -0.9 -15.9 31 15.0 -5.8 191 18 300.3 300.6 283.5 305.2 1.56 10 700 3133 -0.7 -19.7 22 19.0 -6.5 190 19 301.7 301.9 283.5 305.4 1.14 11 692 3225 -0.3 -13.3 37 13.0 -5.0 196 20 303.1 303.5 285.1 309.4 1.98 12 682 3341 -0.7 -18.7 24 18.0 -6.4 204 21 304.0 304.2 284.6 308.1 1.28 13 660 3604 2.4 245 23 310.3 14 642 3827 2.0 258 25 312.3 15 589 4515 -3.7 -42.7 3 39.0 -10.8 265 31 313.5 313.5 286.8 314.0 0.15 16 500 5790 -11.3 -49.3 3 38.0 -16.6 265 46 319.3 319.3 288.6 319.6 0.09 17 458 6453 -16.1 -37.1 15 21.0 -19.7 267 53 321.4 321.4 289.6 322.6 0.35 18 431 6908 -17.3 -47.3 5 30.0 -21.2 268 59 325.5 325.5 290.6 326.0 0.12 19 400 7460 -21.3 -45.3 10 24.0 -24.4 270 65 327.3 327.3 291.1 328.0 0.17 20 303 9451 -35.1 -58.1 8 23.0 -36.4 284 104 334.9 335.0 293.1 335.2 0.05 21 300 9520 -34.9 -59.9 6 25.0 -36.3 285 108 336.2 336.2 293.4 336.3 0.04 22 290 9759 -33.7 -66.7 2 33.0 -35.4 290 109 341.2 341.2 294.6 341.2 0.02 23 250 10790 -40.9 -63.9 7 23.0 -41.8 285 117 345.3 345.3 295.6 345.4 0.03 24 230 11352 -45.9 -64.9 10 19.0 -46.5 282 113 346.0 346.0 295.8 346.1 0.03 25 202 12205 -51.7 -64.2 21 12.5 -52.0 275 123 350.0 350.0 296.7 350.1 0.03 26 200 12270 -52.1 -64.1 22 12.0 -52.4 275 122 350.3 350.3 296.7 350.4 0.03 27 193 12500 -52.1 -73.1 6 21.0 -52.5 275 123 353.9 353.9 297.5 353.9 0.01 28 150 14080 -64.1 -79.1 11 15.0 -64.2 290 107 359.7 359.7 298.7 359.7 0.01 29 136 14673 -68.1 -83.1 10 15.0 -68.2 293 108 362.8 362.8 299.2 362.8 0.00 30 130 14944 -66.9 -83.9 7 17.0 -67.0 295 109 369.7 369.7 300.5 369.7 0.00 31 109 15991 -73.3 -86.3 12 13.0 -73.3 275 69 376.7 376.7 301.7 376.7 0.00 32 105 16211 -69.9 -86.9 7 17.0 -70.0 275 61 387.2 387.2 303.4 387.2 0.00 33 100 16500 -71.5 -87.5 7 16.0 -71.6 290 48 389.6 389.6 303.8 389.6 0.00 34 92 16991 -73.5 -89.5 7 16.0 -73.6 291 44 395.0 395.0 304.5 395.0 0.00 35 86 17387 -73.5 -89.5 7 16.0 -73.6 292 36 402.7 402.7 305.6 402.7 0.00 36 80 17811 -73.1 -90.1 6 17.0 -73.2 293 27 412.0 412.0 306.7 412.0 0.00 37 75 18198 -65.1 -89.1 2 24.0 -65.3 294 20 436.4 436.4 309.5 436.4 0.00 38 70 18620 -64.3 -88.3 2 24.0 -64.6 295 12 446.8 446.8 310.6 446.8 0.00 39 66 18977 -66.7 -88.7 3 22.0 -66.9 307 11 449.2 449.2 310.8 449.2 0.00 40 61 19455 -63.1 -88.1 2 25.0 -63.4 324 10 467.4 467.4 312.4 467.4 0.00 41 55 20088 -64.9 -88.9 2 24.0 -65.2 345 8 477.4 477.4 313.2 477.4 0.00 42 50 20670 -63.1 -89.1 2 26.0 -63.5 5 6 494.8 494.8 314.6 494.8 0.00 43 39 22206 -62.1 -88.1 2 26.0 -62.7 68 9 533.8 533.8 317.2 533.8 0.00 44 32 23455 -53.9 -84.9 1 31.0 -55.6 119 11 586.8 586.8 320.0 586.8 0.01 45 30 23870 -53.5 -84.5 1 31.0 -55.4 135 12 598.8 598.8 320.6 598.9 0.01 TRP 109 15991 -73.3 -86.3 12 13.0 -73.3 275 69 376.7 376.7 301.7 376.7 0.00 WND 202 12205 -51.7 -64.2 21 12.5 -52.0 275 123 350.0 350.0 296.7 350.1 0.03 Sounding variables and indices 1000-500 mb thick: 5607.00 m Freezing level: 719.25 mb = 2919.34 m = 9577.79 ft Freezing level: 677.03 mb = 3400.57 m = 11156.58 ft Freezing level: 623.40 mb = 4068.69 m = 13348.54 ft Wetbulb zero: 789.84 mb = 2156.45 m = 7074.88 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 37.66 % Est. max temperature: 23.93 C = 75.07 F Sfc-Lift cond lev (LCL): 907.00 mb = 1008.81 m = 3309.70 ft T: 12.66 C 700-500 lapse rate: 3.99 C/km ThetaE index: 9.20 C Layer 783.0- 700.0 mb Conv cond level (CCL): 832.16 mb = 1727.32 m = 5666.98 ft Mean mixing ratio: 8.16 g/kg Conv temperature: 25.03 C = 77.06 F Cap Strength: 8.02 C Lifted Index: 7.99 C Risk: None Lifted Index @300 mb: 15.41 C Lifted Index @700 mb: 1.10 C Showalter Index: 9.25 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 14.70 C K Index: 5.10 Risk: None Sweat Index: 110.80 Risk: None Energy Index: 1.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.53 J/kg Max Up Vert Vel: 3.33 m/s Conv Inhibition (B-): 32360.79 J/kg Cap Strength: 7.99 C Lift Cond Lev (LCL): 891.76 mb = 1150.87 m = 3775.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 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 1021 5 225 10 7.1 7.1 | 116 13 -11.3 5.4 1 1000 183 210 13 6.5 11.3 | 129 15 -11.9 9.6 2 986 305 185 11 1.0 11.0 | 118 20 -17.4 9.3 3 951 610 145 27 -15.5 22.1 | 121 40 -33.8 20.4 4 925 844 150 25 -12.5 21.7 | 123 37 -30.9 20.0 5 917 914 150 23 -11.5 19.9 | 121 35 -29.9 18.2 6 884 1219 150 19 -9.5 16.5 | 118 32 -27.9 14.8 7 853 1524 205 12 5.1 10.9 | 125 16 -13.3 9.2 8 850 1552 205 12 5.1 10.9 | 125 16 -13.3 9.2 9 791 2134 205 15 6.3 13.6 | 135 17 -12.0 11.9 10 707 3048 190 18 3.1 17.7 | 136 22 -15.2 16.1 11 700 3133 190 19 3.3 18.7 | 139 23 -15.1 17.0 12 681 3353 205 21 8.9 19.0 | 151 20 -9.5 17.4 13 655 3658 255 24 23.2 6.2 | 227 7 4.8 4.5 14 606 4267 265 28 27.9 2.4 | 265 10 9.5 0.8 15 500 5790 265 46 45.8 4.0 | 265 28 27.5 2.3 16 400 7460 270 65 65.0 -0.0 | 272 47 46.6 -1.7 17 316 9144 280 86 84.7 -14.9 | 284 68 66.3 -16.6 18 300 9520 285 108 104.3 -28.0 | 289 91 86.0 -29.6 19 290 9754 290 109 102.4 -37.3 | 295 93 84.1 -39.0 20 266 10363 285 121 116.9 -31.3 | 289 104 98.5 -33.0 21 250 10790 285 117 113.0 -30.3 | 289 100 94.7 -32.0 22 222 11582 280 111 109.3 -19.3 | 283 93 91.0 -21.0 23 202 12205 275 123 122.5 -10.7 | 277 105 104.2 -12.4 24 200 12270 275 122 121.5 -10.6 | 277 104 103.2 -12.3 25 193 12497 275 123 122.5 -10.7 | 277 105 104.2 -12.4 26 150 14080 290 107 100.5 -36.6 | 295 91 82.2 -38.3 27 130 14935 295 109 98.8 -46.1 | 301 94 80.4 -47.7 28 112 15850 275 74 73.7 -6.4 | 278 56 55.4 -8.1 29 109 15991 275 69 68.7 -6.0 | 279 51 50.4 -7.7 30 101 16459 275 53 52.8 -4.6 | 280 35 34.4 -6.3 31 100 16500 290 48 45.1 -16.4 | 304 32 26.7 -18.1 32 96 16764 290 48 45.1 -16.4 | 304 32 26.7 -18.1 33 70 18620 295 12 10.9 -5.1 | 48 10 -7.5 -6.7 34 50 20670 5 6 -0.5 -6.0 | 68 20 -18.9 -7.7 35 30 23870 135 12 -8.5 8.5 | 104 28 -26.8 6.8 Wind Parameters Mean winds (0-6000m): 234.8 at 24.6 knts Storm direction: 264.8 at 18.4 knts Shear (0-3000m) pos: 3.1 neg: 4.5 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 21.0 deg Storm rel helicity (0-3000m) pos: 78.6 neg: -60.7 tot: 17.9 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 42.71 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 ------------------------------------------------------------------------------- 500 189 14 126 20| 0.0 20.3 20.3| 26.0 -13.1 12.9 25.8 0.12| 22.9 2.8 1000 161 19 124 30| 0.0 11.1 11.1| 34.6 -47.1 -12.5 -12.5 -0.00| 18.3 -0.1 1500 160 19 123 29| 5.9 7.4 13.2| 64.3 -60.6 3.7 2.5 0.04| 18.4 0.8 2000 169 17 125 26| 4.6 5.5 10.2| 73.0 -60.6 12.4 6.2 0.08| 14.6 1.1 2500 176 17 128 25| 3.7 4.8 8.5| 77.9 -60.6 17.4 6.9 0.09| 12.2 1.1 3000 179 17 129 24| 3.1 4.5 7.6| 78.6 -60.7 17.9 6.0 0.09| 10.7 0.9 4000 195 18 139 21| 5.7 3.4 9.1|162.8 -60.7 102.1 25.5 0.32| 11.8 3.7 5000 217 21 159 16| 5.0 2.3 7.3|167.8 -60.8 107.0 21.4 0.30| 10.6 3.2 6000 235 25 188 13| 4.7 1.7 6.3|171.7 -61.0 110.7 18.5 0.27| 9.9 2.7 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250531.23.gif