UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041723.upa.cvt Date: 2300Z 17 APR 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:2300Z 17 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 1013 5 23.4 14.4 57 9.0 17.6 220 5 295.5 297.3 290.2 324.9 10.23 1 1000 119 21.2 12.2 56 9.0 15.6 225 4 294.4 296.0 288.8 320.1 8.96 2 966 417 18.4 11.4 64 7.0 14.1 218 4 294.4 296.0 288.6 319.7 8.79 3 959 480 18.2 10.2 60 8.0 13.4 217 4 294.9 296.3 288.2 318.4 8.17 4 925 788 16.2 9.2 63 7.0 12.0 210 4 295.9 297.3 288.3 318.8 7.91 5 871 1297 12.2 11.0 92 1.2 11.4 255 16 296.8 298.6 290.1 324.4 9.51 6 850 1502 11.4 8.6 83 2.8 9.7 240 17 298.1 299.6 289.5 322.3 8.27 7 750 2534 4.0 1.5 84 2.5 2.7 209 11 300.9 302.0 288.1 317.9 5.69 8 746 2578 5.8 -12.2 26 18.0 -1.2 204 11 303.3 303.7 285.2 309.7 2.01 9 743 2611 7.4 -29.6 5 37.0 -2.7 200 12 305.4 305.5 284.2 306.9 0.44 10 729 2768 9.2 -24.8 7 34.0 -1.4 185 12 309.1 309.2 285.8 311.4 0.70 11 702 3080 7.0 -17.0 16 24.0 -1.7 185 11 310.0 310.3 287.0 314.7 1.44 12 700 3103 6.8 -18.2 15 25.0 -2.1 185 9 310.0 310.3 286.8 314.3 1.30 13 680 3340 5.4 -21.6 12 27.0 -3.4 204 10 311.0 311.2 286.9 314.4 1.00 14 670 3460 5.4 -41.6 2 47.0 -4.8 210 11 312.4 312.4 286.4 312.9 0.15 15 591 4474 0.8 -27.2 10 28.0 -7.2 209 20 318.4 318.6 289.0 320.9 0.70 16 500 5790 -9.1 -32.1 14 23.0 -14.3 240 26 321.9 322.0 289.9 323.8 0.52 17 400 7480 -22.7 -43.7 13 21.0 -25.4 245 33 325.5 325.5 290.6 326.2 0.20 18 386 7740 -24.9 -45.9 12 21.0 -27.2 246 35 325.9 326.0 290.7 326.6 0.16 19 340 8649 -31.3 -53.3 10 22.0 -32.9 251 43 329.3 329.3 291.6 329.6 0.08 20 311 9277 -33.3 -54.3 10 21.0 -34.8 258 62 335.0 335.0 293.2 335.3 0.08 21 302 9483 -32.7 -59.7 5 27.0 -34.4 258 72 338.6 338.7 294.0 338.8 0.04 22 300 9530 -33.1 -60.1 5 27.0 -34.8 255 79 338.7 338.7 294.0 338.9 0.04 23 250 10790 -39.3 -67.3 4 28.0 -40.5 250 111 347.6 347.6 296.1 347.7 0.02 24 242 11011 -40.7 -68.7 3 28.0 -41.8 252 112 348.8 348.8 296.4 348.9 0.02 25 209 11991 -47.5 -73.5 3 26.0 -48.1 249 108 353.1 353.1 297.3 353.1 0.01 26 200 12280 -49.7 -72.7 5 23.0 -50.2 245 119 354.1 354.1 297.5 354.1 0.01 27 188 12682 -53.1 -73.8 6 20.7 -53.4 240 123 355.0 355.0 297.7 355.0 0.01 28 161 13663 -61.5 -76.5 12 15.0 -61.6 247 111 356.8 356.8 298.1 356.9 0.01 29 150 14100 -63.9 -78.9 11 15.0 -64.0 250 104 360.0 360.0 298.7 360.0 0.01 30 131 14920 -70.3 -82.3 16 12.0 -70.4 258 102 362.8 362.8 299.2 362.8 0.00 31 112 15844 -74.3 -85.3 17 11.0 -74.3 255 84 371.9 371.9 300.9 371.9 0.00 32 106 16167 -71.9 -85.9 11 14.0 -71.9 250 76 382.4 382.4 302.6 382.4 0.00 33 100 16510 -73.5 -86.5 12 13.0 -73.5 260 42 385.7 385.7 303.2 385.7 0.00 34 96 16747 -74.3 -87.3 12 13.0 -74.3 255 42 388.7 388.7 303.6 388.7 0.00 35 89 17190 -71.1 -88.1 6 17.0 -71.2 253 36 403.6 403.6 305.7 403.6 0.00 36 71 18517 -72.9 -89.9 6 17.0 -73.0 245 16 426.7 426.7 308.4 426.7 0.00 37 70 18600 -71.7 -89.7 5 18.0 -71.8 245 15 431.0 431.0 308.9 431.0 0.00 38 58 19728 -65.1 -88.1 3 23.0 -65.4 161 10 469.7 469.7 312.6 469.7 0.00 39 55 20050 -66.3 -88.3 3 22.0 -66.5 137 9 474.1 474.1 313.0 474.2 0.00 40 50 20630 -64.5 -88.5 2 24.0 -64.8 95 6 491.5 491.5 314.3 491.5 0.00 41 30 23810 -55.1 -84.1 2 29.0 -56.6 160 10 594.4 594.4 320.3 594.5 0.01 42 28 24251 -54.9 -83.9 2 29.0 -56.6 606.8 606.8 320.9 606.9 0.01 43 27 24483 -55.3 -84.3 2 29.0 -57.0 612.1 612.1 321.2 612.1 0.01 44 24 25243 -50.5 -81.5 1 31.0 -53.4 647.0 647.0 322.6 647.1 0.02 45 21 26115 -49.7 -80.7 1 31.0 -53.1 674.6 674.6 323.6 674.8 0.03 TRP 112 15844 -74.3 -85.3 17 11.0 -74.3 255 84 371.9 371.9 300.9 371.9 0.00 WND 188 12682 -53.1 -73.8 6 20.7 -53.4 240 123 355.0 355.0 297.7 355.0 0.01 Sounding variables and indices 1000-500 mb thick: 5671.00 m Freezing level: 583.65 mb = 4580.51 m = 15027.74 ft Wetbulb zero: 747.19 mb = 2564.70 m = 8414.27 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 38.10 % Est. max temperature: 25.27 C = 77.48 F Sfc-Lift cond lev (LCL): 887.37 mb = 1139.58 m = 3738.74 ft T: 13.44 C 700-500 lapse rate: 5.92 C/km ThetaE index: 17.49 C Layer 850.0- 729.0 mb Conv cond level (CCL): 806.45 mb = 1935.74 m = 6350.76 ft Mean mixing ratio: 8.55 g/kg Conv temperature: 27.26 C = 81.06 F Cap Strength: 8.63 C Lifted Index: 7.46 C Risk: None Lifted Index @300 mb: 13.99 C Lifted Index @700 mb: 6.49 C Showalter Index: 6.06 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 17.70 C K Index: 4.10 Risk: None Sweat Index: 163.20 Risk: None Energy Index: 0.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.28 J/kg Max Up Vert Vel: 3.82 m/s Conv Inhibition (B-): 33262.57 J/kg Cap Strength: 8.56 C Lift Cond Lev (LCL): 857.95 mb = 1423.85 m = 4671.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 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 1013 5 220 5 3.2 3.8 | 98 7 -7.4 1.0 1 1000 119 225 4 2.8 2.8 | 90 8 -7.8 -0.0 2 925 788 210 4 2.0 3.5 | 94 9 -8.6 0.6 3 911 914 205 8 3.4 7.3 | 121 8 -7.3 4.4 4 879 1219 260 15 14.8 2.6 | 273 4 4.1 -0.2 5 850 1502 240 17 14.7 8.5 | 216 7 4.1 5.7 6 848 1524 240 17 14.7 8.5 | 216 7 4.1 5.7 7 817 1829 230 13 10.0 8.4 | 173 6 -0.7 5.5 8 787 2134 240 14 12.1 7.0 | 200 4 1.5 4.2 9 759 2438 220 11 7.1 8.4 | 147 7 -3.6 5.6 10 731 2743 185 12 1.0 12.0 | 134 13 -9.6 9.1 11 705 3048 185 13 1.1 13.0 | 137 14 -9.5 10.1 12 700 3103 185 9 0.8 9.0 | 122 12 -9.9 6.1 13 678 3353 205 10 4.2 9.1 | 134 9 -6.4 6.2 14 653 3658 220 12 7.7 9.2 | 155 7 -2.9 6.4 15 629 3962 210 19 9.5 16.5 | 175 14 -1.1 13.6 16 605 4267 200 20 6.8 18.8 | 167 16 -3.8 16.0 17 540 5182 245 20 18.1 8.5 | 233 9 7.5 5.6 18 500 5790 240 26 22.5 13.0 | 229 16 11.9 10.2 19 461 6401 240 31 26.8 15.5 | 232 21 16.2 12.7 20 409 7315 250 28 26.3 9.6 | 247 17 15.7 6.7 21 400 7480 245 33 29.9 13.9 | 240 22 19.3 11.1 22 345 8534 250 40 37.6 13.7 | 248 29 26.9 10.9 23 303 9449 260 67 66.0 11.6 | 261 56 55.3 8.8 24 300 9530 255 79 76.3 20.4 | 255 68 65.7 17.6 25 266 10363 250 107 100.5 36.6 | 249 96 89.9 33.8 26 250 10790 250 111 104.3 38.0 | 249 100 93.7 35.1 27 232 11278 255 114 110.1 29.5 | 255 103 99.5 26.7 28 212 11887 250 104 97.7 35.6 | 249 93 87.1 32.7 29 200 12280 245 119 107.9 50.3 | 244 108 97.2 47.5 30 188 12682 240 123 106.5 61.5 | 239 112 95.9 58.7 31 184 12802 240 123 106.5 61.5 | 239 112 95.9 58.7 32 150 14100 250 104 97.7 35.6 | 249 93 87.1 32.7 33 118 15545 265 101 100.6 8.8 | 266 90 90.0 6.0 34 112 15844 255 84 81.1 21.7 | 255 73 70.5 18.9 35 112 15850 255 95 91.8 24.6 | 255 84 81.1 21.8 36 101 16459 245 59 53.5 24.9 | 243 48 42.8 22.1 37 100 16510 260 42 41.4 7.3 | 262 31 30.7 4.5 38 96 16764 255 42 40.6 10.9 | 255 31 29.9 8.0 39 70 18600 245 15 13.6 6.3 | 220 5 3.0 3.5 40 50 20630 95 6 -6.0 0.5 | 82 17 -16.6 -2.3 41 30 23810 160 10 -3.4 9.4 | 115 16 -14.1 6.6 Wind Parameters Mean winds (0-6000m): 225.1 at 14.7 knts Storm direction: 255.1 at 11.0 knts Shear (0-3000m) pos: 2.3 neg: 2.6 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 38.7 deg Storm rel helicity (0-3000m) pos: 25.2 neg: -27.6 tot: -2.4 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.49 Bulk Shear: 14.81 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 ------------------------------------------------------------------------------- 500 221 4 92 8| 0.0 1.1 1.1| 0.6 -1.9 -1.3 -2.5 -0.41| 1.6 -0.7 1000 216 5 98 8| 3.1 0.5 3.7| 14.1 -1.9 12.2 12.2 0.65| 4.7 3.0 1500 236 8 113 4| 4.6 0.4 5.0| 21.2 -8.0 13.2 8.8 0.42| 8.3 3.5 2000 236 10 135 4| 3.5 1.2 4.6| 22.4 -14.7 7.7 3.8 0.23| 7.7 1.8 2500 235 10 144 4| 2.8 2.0 4.7| 23.4 -21.9 1.5 0.6 0.07| 7.7 0.6 3000 226 11 147 5| 2.3 2.6 4.9| 25.2 -27.6 -2.4 -0.8 0.03| 7.5 0.2 4000 221 11 148 7| 2.2 2.0 4.3| 44.4 -38.1 6.3 1.6 0.10| 8.0 0.8 5000 219 13 160 8| 2.6 1.6 4.2| 80.3 -43.9 36.4 7.3 0.20| 7.9 1.6 6000 225 15 178 8| 2.5 1.4 3.9| 89.1 -46.5 42.5 7.1 0.20| 7.5 1.5 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20250417.23.gif