UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102911.upa.cvt Date: 1100Z 29 OCT 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:1100Z 29 OCT 25 Station: Y4461 WMO ident: 94461 Latitude: -25.03 Longitude: 128.28 ------------------------------------------------------------------------------- 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 51 SFC 942 590 29.8 4.8 20 25.0 15.0 35 7 308.2 309.2 290.5 325.8 5.73 2 940 610 33.0 -1.0 11 34.0 14.3 31 7 311.6 312.3 289.9 323.6 3.78 3 939 619 33.2 -0.8 11 34.0 14.4 29 7 311.9 312.6 290.0 324.1 3.84 4 925 756 32.2 -0.8 12 33.0 13.9 360 9 312.2 313.0 290.2 324.6 3.90 5 850 1506 25.4 -1.6 17 27.0 10.8 330 11 312.8 313.5 290.4 325.4 4.00 6 737 2731 13.8 -5.2 26 19.0 4.5 301 21 313.1 313.8 290.1 324.4 3.52 7 700 3162 9.8 -6.2 32 16.0 2.2 285 17 313.3 314.0 290.0 324.3 3.43 8 637 3935 2.4 -5.6 55 8.0 -1.4 271 25 313.5 314.2 290.6 326.1 3.95 9 607 4322 -1.1 -7.1 64 6.0 -3.8 276 28 313.8 314.5 290.5 325.6 3.70 10 554 5045 -5.7 -19.7 32 14.0 -10.2 276 29 316.7 316.9 289.2 321.5 1.45 11 538 5276 -4.1 -35.1 7 31.0 -11.2 286 32 321.2 321.3 289.5 322.6 0.36 12 517 5589 -6.3 -22.3 27 16.0 -11.2 292 37 322.3 322.5 290.7 326.6 1.24 13 500 5850 -7.5 -30.5 14 23.0 -13.2 285 41 323.9 324.0 290.6 326.1 0.60 14 406 7439 -17.9 -53.9 3 36.0 -22.0 276 51 330.3 330.3 291.9 330.6 0.06 15 400 7550 -18.7 -54.7 3 36.0 -22.7 275 53 330.7 330.7 292.0 330.9 0.06 16 341 8721 -25.9 -42.9 19 17.0 -28.1 266 72 336.3 336.4 293.7 337.3 0.25 17 337 8807 -25.3 -43.3 17 18.0 -27.7 265 73 338.3 338.3 294.1 339.3 0.25 18 335 8850 -25.6 -42.9 18 17.3 -28.0 265 74 338.4 338.4 294.1 339.4 0.26 19 318 9225 -28.7 -39.7 34 11.0 -30.2 265 73 339.2 339.3 294.5 340.7 0.38 20 300 9640 -30.3 -54.3 8 24.0 -32.3 265 69 342.7 342.7 295.0 343.0 0.08 21 296 9735 -30.7 -52.7 10 22.0 -32.6 265 69 343.4 343.4 295.3 343.8 0.10 22 266 10483 -37.3 -57.3 11 20.0 -38.5 265 68 344.4 344.5 295.4 344.7 0.06 23 255 10774 -37.7 -63.7 5 26.0 -39.0 265 68 348.0 348.0 296.2 348.2 0.03 24 250 10910 -38.9 -64.9 5 26.0 -40.1 265 68 348.2 348.2 296.3 348.3 0.02 25 200 12400 -51.3 -73.3 6 22.0 -51.7 260 67 351.5 351.5 297.0 351.6 0.01 26 165 13623 -61.5 -77.5 10 16.0 -61.6 259 68 354.3 354.3 297.5 354.4 0.01 27 150 14210 -64.7 -82.7 7 18.0 -64.8 255 62 358.6 358.6 298.4 358.6 0.00 28 146 14375 -65.5 -82.5 8 17.0 -65.6 256 58 360.0 360.0 298.7 360.0 0.00 29 120 15541 -75.1 -87.1 14 12.0 -75.1 266 50 363.2 363.2 299.3 363.2 0.00 30 103 16421 -78.5 -87.5 22 9.0 -78.5 265 32 372.9 372.9 301.1 372.9 0.00 31 100 16590 -77.3 -87.3 19 10.0 -77.3 265 32 378.4 378.4 302.0 378.4 0.00 32 97 16766 -74.1 -87.1 12 13.0 -74.2 265 32 387.9 387.9 303.5 387.9 0.00 33 90 17201 -75.5 -87.5 14 12.0 -75.5 271 27 393.5 393.5 304.3 393.5 0.00 34 70 18670 -71.3 -89.3 5 18.0 -71.4 290 11 431.8 431.8 309.0 431.9 0.00 35 61 19489 -67.9 -88.9 3 21.0 -68.1 245 9 456.8 456.8 311.5 456.8 0.00 36 57 19893 -70.3 -90.3 4 20.0 -70.4 223 7 460.3 460.3 311.8 460.3 0.00 37 50 20690 -60.1 -89.1 1 29.0 -60.7 180 5 501.9 501.9 315.1 501.9 0.00 38 45 21349 -58.9 -87.9 1 29.0 -59.6 520.1 520.1 316.3 520.1 0.00 39 35 22926 -59.1 -88.1 1 29.0 -60.0 558.4 558.4 318.6 558.4 0.00 TRP 103 16421 -78.5 -87.5 22 9.0 -78.5 265 32 372.9 372.9 301.1 372.9 0.00 WND 335 8850 -25.6 -42.9 18 17.3 -28.0 265 74 338.4 338.4 294.1 339.4 0.26 Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 616.43 mb = 4200.50 m = 13781.02 ft Wetbulb zero: 661.12 mb = 3630.24 m = 11910.09 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 30.47 % Est. max temperature: 34.54 C = 94.18 F Sfc-Lift cond lev (LCL): 652.94 mb = 3732.23 m = 12244.71 ft T: 4.34 C 700-500 lapse rate: 6.44 C/km ThetaE index: 2.21 C Layer 940.0- 939.0 mb Conv cond level (CCL): 483.29 mb = 6109.29 m = 20043.34 ft Mean mixing ratio: 3.95 g/kg Conv temperature: 46.32 C = 115.37 F Cap Strength: 5.90 C Lifted Index: 6.25 C Risk: None Lifted Index @300 mb: 13.27 C Lifted Index @700 mb: 0.84 C Showalter Index: 6.02 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 32.90 C Cross Totals Index: 5.90 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 63.00 Risk: None Energy Index: 0.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.15 J/kg Max Up Vert Vel: 2.51 m/s Conv Inhibition (B-): 21961.56 J/kg Cap Strength: 6.23 C Lift Cond Lev (LCL): 570.52 mb = 4812.77 m = 15789.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 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 ---------------------------------------------------------- 0 942 590 35 7 -4.0 -5.7 | 117 18 -16.0 8.1 1 925 756 360 9 -0.0 -9.0 | 112 13 -12.0 4.8 2 909 914 5 11 -1.0 -11.0 | 103 13 -13.0 2.9 3 878 1219 315 11 7.8 -7.8 | 145 7 -4.2 6.1 4 850 1506 330 11 5.5 -9.5 | 124 8 -6.5 4.3 5 848 1524 330 11 5.5 -9.5 | 124 8 -6.5 4.3 6 818 1829 310 15 11.5 -9.6 | 173 4 -0.5 4.2 7 790 2134 315 18 12.7 -12.7 | 212 1 0.7 1.1 8 762 2438 310 21 16.1 -13.5 | 265 4 4.1 0.4 9 709 3048 290 20 18.8 -6.8 | 224 10 6.8 7.0 10 700 3162 285 17 16.4 -4.4 | 205 10 4.4 9.4 11 633 3962 270 26 26.0 -0.0 | 225 20 14.0 13.8 12 610 4267 275 28 27.9 -2.4 | 234 20 15.9 11.4 13 587 4572 280 26 25.6 -4.5 | 236 16 13.6 9.3 14 565 4877 270 27 27.0 -0.0 | 227 20 15.0 13.8 15 523 5486 295 35 31.7 -14.8 | 273 20 19.7 -0.9 16 500 5850 285 41 39.6 -10.6 | 263 28 27.6 3.2 17 429 7010 280 43 42.3 -7.5 | 258 31 30.3 6.4 18 400 7550 275 53 52.8 -4.6 | 257 42 40.8 9.2 19 335 8850 265 74 73.7 6.4 | 252 65 61.7 20.3 20 322 9144 265 74 73.7 6.4 | 252 65 61.7 20.3 21 300 9640 265 69 68.7 6.0 | 251 60 56.7 19.9 22 250 10910 265 68 67.7 5.9 | 250 59 55.7 19.8 23 200 12400 260 67 66.0 11.6 | 245 60 54.0 25.5 24 170 13411 260 70 68.9 12.2 | 245 63 56.9 26.0 25 150 14210 255 62 59.9 16.0 | 238 56 47.9 29.9 26 133 14935 260 46 45.3 8.0 | 237 40 33.3 21.8 27 114 15850 270 53 53.0 -0.0 | 251 43 41.0 13.8 28 108 16154 255 40 38.6 10.4 | 228 36 26.6 24.2 29 103 16421 265 32 31.9 2.8 | 230 26 19.9 16.6 30 100 16590 265 32 31.9 2.8 | 230 26 19.9 16.6 31 97 16764 265 32 31.9 2.8 | 230 26 19.9 16.6 32 70 18670 290 11 10.3 -3.8 | 171 10 -1.7 10.1 33 50 20690 180 5 0.0 5.0 | 147 22 -12.0 18.8 Wind Parameters Mean winds (0-6000m): 289.0 at 24.5 knts Storm direction: 319.0 at 18.3 knts Shear (0-3000m) pos: 0.0 neg: 4.4 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 103.9 deg Storm rel helicity (0-3000m) pos: 29.6 neg: -31.8 tot: -2.1 m^2/s^2 ave: -0.7 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 72.32 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 1 10 109 13| 0.0 9.8 9.8| 5.8 -12.4 -6.6 -13.3 -0.09| 12.5 -1.1 1000 341 10 115 10| 0.0 5.9 5.9| 12.8 -16.3 -3.5 -3.5 0.03| 9.6 0.3 1500 329 12 122 7| 0.0 6.1 6.1| 18.6 -16.3 2.3 1.5 0.21| 8.9 1.9 2000 322 14 129 5| 0.0 5.6 5.6| 19.7 -17.7 2.0 1.0 0.21| 8.1 1.7 2500 315 15 157 3| 0.0 4.5 4.5| 19.7 -26.8 -7.2 -2.9 0.06| 7.8 0.5 3000 308 16 188 4| 0.0 4.4 4.4| 29.6 -31.8 -2.1 -0.7 0.08| 7.7 0.6 4000 295 19 218 8| 0.4 4.0 4.5| 53.0 -32.2 20.8 5.2 0.15| 7.2 1.0 5000 291 21 230 10| 1.3 3.6 4.9|132.8 -48.2 84.6 16.9 0.26| 8.0 2.1 6000 289 24 242 13| 1.1 3.7 4.8|132.8 -80.0 52.8 8.8 0.18| 7.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251029.11.gif