UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for YBCV... Searching the city database file for: YBCV ... Date:2300Z 20 APR 25 Station: YBCV WMO ident: 94510 Latitude: -26.40 Longitude: 146.27 Elevation: 304.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 139 SFC 981 304 20.8 16.0 74 4.8 17.7 180 8 295.6 297.7 291.5 329.3 11.73 2 945 626 16.8 14.4 86 2.4 15.3 164 5 294.7 296.6 290.6 326.2 10.97 3 925 809 16.6 13.7 83 2.9 14.7 155 4 296.3 298.2 290.9 327.2 10.71 4 904 1005 15.4 12.4 82 3.0 13.5 190 5 297.0 298.8 290.6 326.2 10.06 5 890 1137 16.6 12.8 78 3.8 14.2 249 8 299.6 301.5 291.8 330.3 10.49 6 851 1519 15.4 11.1 76 4.3 12.7 275 18 302.2 304.0 292.0 331.2 9.80 7 850 1529 15.2 11.0 76 4.2 12.6 275 18 302.1 303.9 292.0 330.9 9.74 8 772 2338 9.2 8.5 95 0.7 8.8 270 25 304.0 305.7 292.0 331.1 9.06 9 754 2533 8.2 3.9 74 4.3 5.8 265 25 305.0 306.3 290.4 325.4 6.73 10 704 3097 4.4 2.2 86 2.2 3.2 273 30 306.9 308.0 290.7 326.3 6.38 11 700 3144 4.2 1.4 82 2.8 2.7 275 31 307.1 308.3 290.5 325.7 6.06 12 674 3451 3.0 -5.0 56 8.0 -0.7 281 32 309.1 309.9 289.2 321.4 3.91 13 632 3967 -0.9 -4.7 75 3.8 -2.7 285 33 310.4 311.2 289.9 323.8 4.27 14 600 4380 -2.5 -24.5 17 22.0 -8.8 279 35 313.2 313.4 287.5 316.2 0.88 15 598 4406 -2.5 -31.5 9 29.0 -9.5 277 36 313.5 313.6 287.1 315.1 0.46 16 583 4607 -3.3 -45.3 2 42.0 -10.7 265 38 314.9 314.9 287.2 315.3 0.11 17 549 5081 -4.3 -45.3 2 41.0 -11.6 270 36 319.1 319.2 288.6 319.6 0.12 18 505 5733 -8.7 -48.7 2 40.0 -14.9 270 48 321.5 321.5 289.3 321.9 0.09 19 500 5810 -8.7 -45.7 3 37.0 -14.8 270 49 322.4 322.5 289.6 322.9 0.13 20 449 6643 -12.1 -33.1 16 21.0 -16.7 284 61 328.2 328.3 291.7 330.2 0.52 21 441 6781 -10.3 -45.3 4 35.0 -16.3 286 64 332.2 332.2 292.4 332.8 0.15 22 400 7530 -14.7 -46.7 5 32.0 -19.7 280 82 335.9 335.9 293.4 336.5 0.14 23 377 7975 -17.3 -51.3 3 34.0 -21.8 283 85 338.2 338.2 294.0 338.6 0.09 24 368 8155 -16.9 -52.9 3 36.0 -21.6 284 85 341.1 341.1 294.7 341.4 0.08 25 343 8677 -21.3 -51.3 5 30.0 -24.9 289 87 342.0 342.0 294.9 342.4 0.10 26 300 9650 -27.9 -60.9 3 33.0 -30.5 275 84 346.1 346.1 295.8 346.2 0.04 27 250 10930 -38.3 -64.3 5 26.0 -39.5 275 86 349.1 349.1 296.5 349.2 0.03 28 242 11154 -39.5 -66.5 4 27.0 -40.6 274 88 350.6 350.6 296.8 350.7 0.02 29 216 11922 -46.1 -68.3 6 22.2 -46.7 270 94 352.0 352.0 297.1 352.1 0.02 30 200 12430 -50.5 -69.5 9 19.0 -50.9 280 91 352.8 352.8 297.3 352.9 0.02 31 194 12627 -52.3 -69.3 11 17.0 -52.7 283 90 353.0 353.0 297.3 353.1 0.02 32 172 13395 -57.9 -77.9 6 20.0 -58.1 281 87 356.1 356.1 297.9 356.1 0.01 33 150 14240 -65.9 -78.9 15 13.0 -66.0 275 84 356.6 356.6 298.0 356.6 0.01 34 146 14403 -67.3 -79.3 17 12.0 -67.4 275 84 356.9 356.9 298.1 356.9 0.01 35 129 15139 -72.7 -84.7 15 12.0 -72.8 291 77 360.1 360.1 298.7 360.1 0.00 36 125 15325 -70.5 -86.5 8 16.0 -70.6 292 74 367.3 367.3 300.1 367.3 0.00 37 100 16630 -76.1 -89.1 11 13.0 -76.2 285 38 380.7 380.7 302.3 380.7 0.00 38 90 17239 -74.5 -89.5 8 15.0 -74.6 273 33 395.5 395.5 304.6 395.5 0.00 39 81 17844 -78.7 -90.7 12 12.0 -78.7 270 22 399.0 399.0 305.0 399.0 0.00 40 70 18680 -75.9 -89.9 9 14.0 -75.9 230 23 422.0 422.0 307.9 422.0 0.00 41 68 18848 -75.5 -90.5 8 15.0 -75.6 215 22 426.4 426.4 308.4 426.4 0.00 42 59 19687 -68.3 -90.3 3 22.0 -68.5 141 18 460.2 460.2 311.8 460.2 0.00 43 53 20334 -67.3 -91.3 2 24.0 -67.5 85 15 476.9 476.9 313.2 476.9 0.00 44 52 20450 -64.1 -91.1 1 27.0 -64.4 75 14 486.9 486.9 314.0 486.9 0.00 45 50 20690 -65.1 -91.1 2 26.0 -65.4 55 13 490.1 490.1 314.2 490.1 0.00 46 47 21068 -63.1 -91.1 1 28.0 -63.5 62 13 503.6 503.6 315.2 503.6 0.00 47 39 22216 -62.3 -91.3 1 29.0 -62.9 84 15 533.2 533.2 317.1 533.3 0.00 48 30 23870 -52.9 -87.9 1 35.0 -54.9 115 17 600.4 600.4 320.6 600.5 0.01 49 28 24318 -50.7 -87.7 0 37.0 -53.2 101 16 618.5 618.5 321.4 618.5 0.01 50 25 25058 -50.3 -86.3 1 36.0 -53.2 79 14 640.0 640.0 322.3 640.1 0.01 51 24 25324 -51.5 -86.5 1 35.0 -54.2 71 13 644.1 644.1 322.4 644.1 0.01 52 20 26510 -51.1 -86.1 1 35.0 -54.3 35 10 679.8 679.8 323.7 679.8 0.01 53 18 27196 -50.9 -86.9 1 36.0 -54.4 701.2 701.2 324.5 701.3 0.01 54 12 29879 -43.5 -83.5 0 40.0 -51.2 813.6 813.6 327.5 813.9 0.03 55 12 29879 -43.5 -83.5 0 40.0 -51.2 813.6 813.6 327.5 813.9 0.03 TRP 81 17844 -78.7 -90.7 12 12.0 -78.7 270 22 399.0 399.0 305.0 399.0 0.00 WND 216 11922 -46.1 -68.3 6 22.2 -46.7 270 94 352.0 352.0 297.1 352.1 0.02 Sounding variables and indices 1000-500 mb thick: 5671.00 m Freezing level: 641.69 mb = 3847.77 m = 12623.78 ft Wetbulb zero: 679.58 mb = 3383.79 m = 11101.55 ft Precipitable water: 1.21 inches Sfc-500 mean rel hum: 55.55 % Est. max temperature: 27.74 C = 81.93 F Sfc-Lift cond lev (LCL): 913.98 mb = 911.07 m = 2989.02 ft T: 15.97 C 700-500 lapse rate: 4.84 C/km ThetaE index: 5.78 C Layer 754.0- 704.0 mb Conv cond level (CCL): 803.31 mb = 2003.62 m = 6573.47 ft Mean mixing ratio: 10.80 g/kg Conv temperature: 28.43 C = 83.18 F Cap Strength: 3.84 C Lifted Index: 3.70 C Risk: None Lifted Index @300 mb: 13.92 C Lifted Index @700 mb: 0.72 C Showalter Index: 2.09 C Risk: Showers probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.70 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.00 Risk: None Energy Index: -1.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.65 J/kg Max Up Vert Vel: 6.27 m/s Conv Inhibition (B-): 44397.12 J/kg Cap Strength: 3.76 C Lift Cond Lev (LCL): 885.94 mb = 1176.43 m = 3859.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 22 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 ---------------------------------------------------------- 0 981 304 180 8 0.0 8.0 | 137 27 -18.3 19.7 1 925 809 155 4 -1.7 3.6 | 128 25 -20.0 15.4 2 914 914 150 3 -1.5 2.6 | 126 24 -19.8 14.3 3 881 1219 285 10 9.7 -2.6 | 137 13 -8.7 9.1 4 850 1529 275 18 17.9 -1.6 | 178 10 -0.4 10.2 5 820 1829 270 21 21.0 -0.0 | 193 12 2.7 11.7 6 790 2134 275 24 23.9 -2.1 | 210 11 5.6 9.6 7 735 2743 260 26 25.6 4.5 | 204 18 7.3 16.3 8 700 3144 275 31 30.9 -2.7 | 234 15 12.6 9.0 9 656 3658 285 33 31.9 -8.5 | 257 14 13.6 3.2 10 607 4267 285 34 32.8 -8.8 | 259 15 14.5 2.9 11 585 4572 265 38 37.9 3.3 | 232 25 19.5 15.0 12 562 4877 270 33 33.0 -0.0 | 231 19 14.7 11.7 13 500 5810 270 49 49.0 -0.0 | 249 33 30.7 11.7 14 428 7010 290 67 63.0 -22.9 | 284 46 44.6 -11.2 15 400 7530 280 82 80.8 -14.2 | 272 62 62.4 -2.5 16 395 7620 280 84 82.7 -14.6 | 273 64 64.4 -2.8 17 335 8839 290 87 81.8 -29.8 | 286 66 63.4 -18.0 18 300 9650 275 84 83.7 -7.3 | 266 66 65.4 4.4 19 283 10058 270 86 86.0 -0.0 | 260 69 67.7 11.7 20 250 10930 275 86 85.7 -7.5 | 266 67 67.4 4.2 21 216 11922 270 94 94.0 -0.0 | 261 77 75.7 11.7 22 207 12192 270 94 94.0 -0.0 | 261 77 75.7 11.7 23 200 12430 280 91 89.6 -15.8 | 273 71 71.3 -4.1 24 189 12802 285 89 86.0 -23.0 | 279 69 67.6 -11.3 25 150 14240 275 84 83.7 -7.3 | 266 66 65.4 4.4 26 140 14630 275 84 83.7 -7.3 | 266 66 65.4 4.4 27 127 15240 295 75 68.0 -31.7 | 292 54 49.7 -20.0 28 114 15850 270 63 63.0 -0.0 | 255 46 44.7 11.7 29 103 16459 300 42 36.4 -21.0 | 297 20 18.1 -9.3 30 100 16630 285 38 36.7 -9.8 | 264 18 18.4 1.9 31 98 16764 275 42 41.8 -3.7 | 251 25 23.5 8.1 32 81 17844 270 22 22.0 -0.0 | 197 12 3.7 11.7 33 70 18680 230 23 17.6 14.8 | 178 27 -0.7 26.5 34 50 20690 55 13 -10.6 -7.5 | 98 29 -29.0 4.3 35 30 23870 115 17 -15.4 7.2 | 119 39 -33.7 18.9 36 20 26510 35 10 -5.7 -8.2 | 98 24 -24.1 3.5 Wind Parameters Mean winds (0-6000m): 272.6 at 29.0 knts Storm direction: 302.6 at 21.8 knts Shear (0-3000m) pos: 4.5 neg: 1.6 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 103.6 deg Storm rel helicity (0-3000m) pos: 122.7 neg: -43.4 tot: 79.3 m^2/s^2 ave: 26.4 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.16 Bulk Shear: 124.80 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 ------------------------------------------------------------------------------- 500 172 6 133 26| 0.0 4.8 4.8| 0.0 -30.5 -30.5 -61.0 -0.92| 4.9 -4.5 1000 207 6 138 23| 7.7 2.4 10.1| 44.3 -38.4 5.9 5.9 0.08| 12.1 1.0 1500 257 10 149 16| 5.1 2.5 7.7| 68.0 -38.4 29.6 19.7 0.32| 11.3 3.6 2000 265 13 159 14| 4.8 1.9 6.7| 78.9 -39.0 39.9 20.0 0.36| 9.8 3.6 2500 265 16 169 13| 3.8 1.9 5.7| 83.8 -43.4 40.4 16.2 0.32| 9.0 2.9 3000 267 18 179 13| 4.5 1.6 6.1|122.7 -43.4 79.3 26.4 0.43| 9.1 3.9 4000 274 22 200 11| 3.8 1.4 5.2|139.5 -47.5 92.0 23.0 0.44| 7.7 3.4 5000 273 25 212 12| 3.6 1.6 5.2|161.4 -89.3 72.1 14.4 0.27| 8.5 2.3 6000 273 29 226 15| 3.9 2.0 5.8|276.1 -89.3 186.8 31.1 0.35| 8.7 3.0 Wrote GIF file: /home/apache/climate/data/raob//YBCV/skewt/YBCV.skewt.20250420.23.gif