UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042323.upa.cvt Date: 2300Z 23 APR 25 Searching for YBCV... Searching the city database file for: YBCV ... Date:2300Z 23 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 137 SFC 981 304 21.6 13.6 60 8.0 16.5 80 2 296.4 298.2 290.4 325.4 10.02 2 977 339 19.2 12.2 64 7.0 14.8 79 3 294.3 295.9 288.9 320.6 9.17 3 953 552 17.8 10.8 64 7.0 13.6 76 13 295.0 296.5 288.6 319.7 8.56 4 945 624 19.4 8.4 49 11.0 12.9 75 15 297.3 298.6 288.3 318.8 7.33 5 925 807 18.4 6.4 45 12.0 11.5 80 11 298.1 299.3 287.9 317.3 6.52 6 913 919 17.8 4.8 42 13.0 10.6 75 10 298.6 299.7 287.5 316.1 5.91 7 850 1524 12.2 4.2 58 8.0 7.8 60 7 298.9 300.0 287.8 317.0 6.09 8 753 2524 3.4 1.0 84 2.4 2.2 104 11 299.9 300.9 287.5 316.2 5.47 9 743 2633 4.2 -3.8 56 8.0 0.5 109 11 301.9 302.7 286.6 313.8 3.88 10 728 2799 4.4 -2.6 60 7.0 1.0 127 9 303.9 304.7 287.8 317.2 4.34 11 700 3118 3.6 -6.4 48 10.0 -0.9 200 3 306.5 307.1 287.8 317.0 3.38 12 628 3993 -0.3 -19.3 22 19.0 -6.5 208 1 311.7 311.9 287.5 316.1 1.32 13 558 4930 -5.3 -35.3 7 30.0 -11.8 249 16 316.5 316.6 288.0 317.7 0.34 14 500 5780 -12.9 -40.9 8 28.0 -17.4 255 26 317.3 317.4 288.1 318.1 0.21 15 413 7198 -25.5 -48.5 10 23.0 -27.7 270 27 318.9 318.9 288.5 319.3 0.11 16 409 7269 -25.1 -53.1 6 28.0 -27.5 275 27 320.3 320.3 288.9 320.6 0.07 17 400 7430 -25.9 -55.9 4 30.0 -28.2 285 26 321.3 321.3 289.2 321.5 0.05 18 343 8530 -31.9 -61.9 3 30.0 -33.6 284 26 327.6 327.6 291.0 327.7 0.03 19 300 9460 -40.5 -60.5 10 20.0 -41.3 265 28 328.3 328.3 291.3 328.4 0.04 20 285 9806 -43.7 -60.7 14 17.0 -44.3 260 29 328.6 328.6 291.3 328.7 0.04 21 270 10170 -41.5 -69.5 3 28.0 -42.3 256 34 336.9 336.9 293.6 336.9 0.01 22 250 10690 -42.5 -73.5 2 31.0 -43.3 235 51 342.9 342.9 295.0 342.9 0.01 23 200 12180 -47.5 -80.5 1 33.0 -48.1 240 51 357.6 357.6 298.2 357.6 0.00 24 162 13557 -52.7 -83.7 1 31.0 -53.1 252 43 371.0 371.0 300.8 371.0 0.00 25 150 14050 -55.9 -84.9 1 29.0 -56.2 255 47 373.8 373.8 301.2 373.8 0.00 26 101 16481 -69.1 -89.1 4 20.0 -69.2 274 23 393.1 393.1 304.2 393.1 0.00 27 100 16540 -68.7 -88.7 4 20.0 -68.8 270 25 395.0 395.0 304.5 395.0 0.00 28 82 17713 -73.9 -90.9 6 17.0 -74.0 407.4 407.4 306.2 407.4 0.00 29 81 17785 -73.9 -90.9 6 17.0 -74.0 408.9 408.9 306.3 408.9 0.00 TRP 285 9806 -43.7 -60.7 14 17.0 -44.3 260 29 328.6 328.6 291.3 328.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5643.00 m Freezing level: 633.54 mb = 3925.66 m = 12879.32 ft Wetbulb zero: 712.63 mb = 2972.44 m = 9751.99 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 39.66 % Est. max temperature: 24.35 C = 75.83 F Sfc-Lift cond lev (LCL): 871.68 mb = 1310.75 m = 4300.32 ft T: 14.17 C 700-500 lapse rate: 6.20 C/km ThetaE index: 9.24 C Layer 977.0- 850.0 mb Conv cond level (CCL): 770.43 mb = 2335.07 m = 7660.91 ft Mean mixing ratio: 7.15 g/kg Conv temperature: 24.96 C = 76.93 F Cap Strength: 6.22 C Lifted Index: 4.54 C Risk: None Lifted Index @300 mb: 7.64 C Lifted Index @700 mb: 3.99 C Showalter Index: 5.21 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 17.10 C K Index: 19.30 Risk: < 20 % chance of thunderstorms Sweat Index: 90.40 Risk: None Energy Index: 0.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.79 J/kg Max Up Vert Vel: 6.75 m/s Conv Inhibition (B-): 11348.42 J/kg Cap Strength: 6.22 C Lift Cond Lev (LCL): 799.13 mb = 2033.23 m = 6670.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 at 9 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 80 2 -2.0 -0.3 | 91 11 -10.7 0.2 1 947 610 75 15 -14.5 -3.9 | 82 23 -23.2 -3.3 2 925 807 80 11 -10.8 -1.9 | 86 20 -19.6 -1.3 3 913 914 75 10 -9.7 -2.6 | 84 19 -18.4 -2.0 4 850 1524 60 7 -6.1 -3.5 | 79 15 -14.8 -2.9 5 789 2134 50 13 -10.0 -8.4 | 67 20 -18.7 -7.8 6 760 2438 100 12 -11.8 2.1 | 97 21 -20.6 2.7 7 733 2743 115 10 -9.1 4.2 | 105 18 -17.8 4.8 8 700 3118 200 3 1.0 2.8 | 114 8 -7.7 3.4 9 629 3962 200 1 0.3 0.9 | 100 9 -8.4 1.5 10 605 4267 360 3 -0.0 -3.0 | 75 9 -8.8 -2.4 11 582 4572 245 10 9.1 4.2 | 184 5 0.3 4.8 12 519 5486 255 26 25.1 6.7 | 246 18 16.4 7.3 13 500 5780 255 26 25.1 6.7 | 246 18 16.4 7.3 14 441 6706 240 29 25.1 14.5 | 227 22 16.4 15.1 15 400 7430 285 26 25.1 -6.7 | 291 17 16.4 -6.2 16 389 7620 285 27 26.1 -7.0 | 290 18 17.3 -6.4 17 373 7925 260 25 24.6 4.3 | 253 17 15.9 4.9 18 357 8230 275 20 19.9 -1.7 | 276 11 11.2 -1.2 19 342 8534 285 26 25.1 -6.7 | 291 17 16.4 -6.2 20 300 9460 265 28 27.9 2.4 | 261 19 19.1 3.0 21 285 9806 260 29 28.6 5.0 | 254 21 19.8 5.6 22 275 10058 260 30 29.5 5.2 | 254 22 20.8 5.8 23 250 10690 235 51 41.8 29.3 | 228 44 33.0 29.8 24 240 10973 235 51 41.8 29.3 | 228 44 33.0 29.8 25 219 11582 240 37 32.0 18.5 | 231 30 23.3 19.1 26 200 12180 240 51 44.2 25.5 | 234 44 35.4 26.1 27 182 12802 240 53 45.9 26.5 | 234 46 37.1 27.1 28 158 13716 255 41 39.6 10.6 | 250 33 30.8 11.2 29 150 14050 255 47 45.4 12.2 | 251 39 36.6 12.7 30 130 14935 240 50 43.3 25.0 | 233 43 34.5 25.6 31 124 15240 245 35 31.7 14.8 | 236 28 23.0 15.4 32 118 15545 275 31 30.9 -2.7 | 275 22 22.1 -2.1 33 106 16154 250 40 37.6 13.7 | 244 32 28.8 14.3 34 101 16459 275 23 22.9 -2.0 | 276 14 14.2 -1.4 35 100 16540 270 25 25.0 -0.0 | 268 16 16.2 0.6 36 96 16764 270 25 25.0 -0.0 | 268 16 16.2 0.6 Wind Parameters Mean winds (0-6000m): 243.8 at 11.7 knts Storm direction: 273.8 at 8.8 knts Shear (0-3000m) pos: 2.0 neg: 1.4 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 19.5 deg Storm rel helicity (0-3000m) pos: 99.6 neg: -41.9 tot: 57.7 m^2/s^2 ave: 19.2 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.36 Bulk Shear: 63.08 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 76 10 84 19| 0.0 9.3 9.3| 8.6 -11.6 -3.1 -6.1 -0.07| 17.1 -1.1 1000 74 10 84 18| 0.0 3.2 3.2| 8.6 -20.5 -12.0 -12.0 -0.14| 10.5 -1.5 1500 70 9 82 18| 0.0 2.7 2.7| 8.6 -28.6 -20.1 -13.4 -0.20| 8.4 -1.7 2000 66 10 79 18| 1.3 2.1 3.4| 41.1 -37.7 3.4 1.7 -0.02| 8.6 -0.2 2500 74 10 83 19| 2.3 1.6 3.9| 89.6 -37.7 52.0 20.8 0.19| 9.1 1.8 3000 78 9 86 18| 2.0 1.4 3.4| 99.6 -41.9 57.7 19.2 0.17| 9.3 1.6 4000 79 7 87 16| 1.3 1.2 2.4| 99.6 -53.5 46.0 11.5 0.06| 7.9 0.5 5000 91 9 92 17| 1.9 0.6 2.6|118.2 -56.9 61.3 12.3 0.18| 9.2 1.6 6000 244 12 197 6| 1.9 0.8 2.7|124.4 -75.2 49.2 8.2 0.14| 8.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//YBCV/skewt/YBCV.skewt.20250423.23.gif