UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101823.upa.cvt Date: 2300Z 18 OCT 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:2300Z 18 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 34 SFC 941 587 35.2 2.2 13 33.0 15.9 10 14 313.8 314.7 291.4 328.8 4.76 2 938 616 33.6 2.6 14 31.0 15.5 11 15 312.4 313.4 291.1 327.9 4.92 3 929 703 32.6 1.6 14 31.0 14.8 14 19 312.3 313.1 290.8 326.8 4.62 4 925 742 33.0 2.0 14 31.0 15.0 15 21 313.1 314.0 291.2 328.1 4.78 5 921 781 33.2 2.2 14 31.0 15.1 14 22 313.6 314.6 291.5 329.0 4.87 6 889 1098 31.4 0.4 14 31.0 13.8 7 23 315.0 315.8 291.5 329.1 4.43 7 850 1497 27.6 -0.4 16 28.0 12.0 360 19 315.1 315.9 291.5 329.0 4.37 8 700 3166 11.6 -4.4 32 16.0 3.6 345 19 315.3 316.1 291.2 328.0 3.94 9 692 3262 10.6 -4.4 35 15.0 3.1 347 18 315.3 316.0 291.2 328.0 3.99 10 569 4845 -4.7 -6.8 85 2.1 -5.7 355 18 315.4 316.2 291.3 328.4 4.04 11 568 4859 -4.7 -7.3 82 2.6 -5.8 356 18 315.6 316.3 291.2 328.1 3.89 12 566 4887 -1.3 357 18 319.9 13 565 4901 -1.1 -43.1 2 42.0 -9.5 358 17 320.3 320.3 289.0 320.9 0.15 14 527 5455 -2.3 -40.3 4 38.0 -10.5 7 20 325.3 325.3 290.6 326.1 0.22 15 500 5870 -5.1 -35.1 7 30.0 -12.1 355 26 326.8 326.9 291.2 328.3 0.39 16 404 7506 -18.5 -42.5 10 24.0 -22.1 350 40 330.0 330.0 291.9 330.9 0.22 17 400 7580 -19.1 -46.1 7 27.0 -22.7 350 40 330.2 330.2 291.9 330.8 0.15 18 351 8540 -25.3 -57.3 3 32.0 -28.0 358 29 334.4 334.4 292.9 334.6 0.05 19 332 8942 -27.9 -38.9 34 11.0 -29.5 351 26 336.2 336.3 293.7 337.7 0.40 20 305 9544 -33.5 -41.5 44 8.0 -34.4 359 35 336.6 336.6 293.8 337.8 0.33 21 302 9613 -34.1 -45.1 32 11.0 -35.1 359 36 336.7 336.7 293.7 337.6 0.23 22 300 9660 -33.1 -59.1 6 26.0 -34.7 360 37 338.7 338.7 294.0 338.9 0.04 23 296 9754 -32.5 -59.5 5 27.0 -34.3 355 39 340.9 340.9 294.6 341.1 0.04 24 250 10920 -40.9 -67.9 4 27.0 -41.9 360 25 345.3 345.3 295.6 345.3 0.02 25 207 12177 -51.1 -68.1 11 17.0 -51.5 325 13 348.4 348.4 296.3 348.5 0.02 26 200 12400 -51.9 -70.9 8 19.0 -52.2 335 21 350.6 350.6 296.8 350.6 0.01 27 167 13548 -59.9 -79.9 6 20.0 -60.1 307 34 355.8 355.8 297.8 355.8 0.00 28 150 14210 -65.3 -82.3 8 17.0 -65.4 290 28 357.6 357.6 298.2 357.6 0.00 29 126 15249 -72.7 -82.7 21 10.0 -72.8 304 23 362.5 362.5 299.2 362.5 0.00 30 124 15343 -71.9 -82.9 18 11.0 -71.9 306 22 365.6 365.6 299.8 365.6 0.00 31 110 16046 -72.1 -86.1 10 14.0 -72.2 301 28 378.0 378.0 301.9 378.0 0.00 32 100 16600 -76.3 -86.3 19 10.0 -76.3 275 20 380.3 380.3 302.3 380.3 0.00 33 96 16836 -77.1 -87.1 19 10.0 -77.1 265 21 383.2 383.2 302.8 383.2 0.00 34 88 17336 -77.9 -87.9 18 10.0 -77.9 290 18 391.3 391.3 304.0 391.3 0.00 35 70 18660 -74.3 -89.3 8 15.0 -74.3 355 11 425.4 425.4 308.3 425.4 0.00 36 69 18744 -74.1 -90.1 7 16.0 -74.2 359 11 427.6 427.6 308.6 427.6 0.00 37 58 19777 -66.7 -90.7 2 24.0 -66.9 54 17 466.1 466.1 312.3 466.1 0.00 38 54 20207 -68.9 -89.9 3 21.0 -69.1 76 19 470.6 470.6 312.7 470.7 0.00 39 50 20670 -66.9 -90.9 2 24.0 -67.1 100 22 485.8 485.8 313.9 485.8 0.00 40 35 22870 -58.7 -88.7 1 30.0 -59.6 83 21 559.4 559.4 318.6 559.4 0.00 41 30 23840 -58.5 -88.5 1 30.0 -59.6 75 20 585.2 585.2 319.9 585.2 0.01 42 20 26420 -53.1 -86.1 1 33.0 -55.8 85 33 673.6 673.6 323.6 673.7 0.01 43 19 26750 -52.9 -85.9 1 33.0 -55.7 83 32 684.2 684.2 323.9 684.3 0.01 44 10 30930 -47.5 -83.5 1 36.0 -54.1 60 17 842.2 842.3 328.2 842.6 0.04 45 9.3 31409 -47.7 -83.7 1 36.0 -54.4 859.1 859.2 328.6 859.5 0.04 TRP 96 16836 -77.1 -87.1 19 10.0 -77.1 265 21 383.2 383.2 302.8 383.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5836.00 m Freezing level: 606.78 mb = 4358.73 m = 14300.11 ft Wetbulb zero: 648.26 mb = 3789.97 m = 12434.15 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 30.13 % Est. max temperature: 36.68 C = 98.03 F Sfc-Lift cond lev (LCL): 582.21 mb = 4659.40 m = 15286.57 ft T: -2.91 C 700-500 lapse rate: 6.18 C/km ThetaE index: 2.02 C Layer 938.0- 925.0 mb Conv cond level (CCL): 481.53 mb = 6158.77 m = 20205.69 ft Mean mixing ratio: 4.54 g/kg Conv temperature: 48.65 C = 119.57 F Cap Strength: 6.88 C Lifted Index: 6.72 C Risk: None Lifted Index @300 mb: 7.95 C Lifted Index @700 mb: 0.88 C Showalter Index: 6.60 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 32.70 C Cross Totals Index: 4.70 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 64.00 Risk: None Energy Index: -0.03 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.52 J/kg Max Up Vert Vel: 4.59 m/s Conv Inhibition (B-): 49825.58 J/kg Cap Strength: 6.83 C Lift Cond Lev (LCL): 571.86 mb = 4804.53 m = 15762.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 25 at 15 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 ---------------------------------------------------------- 0 941 587 10 14 -2.4 -13.8 | 267 4 4.2 0.2 1 925 742 15 21 -5.4 -20.3 | 350 6 1.2 -6.3 2 907 914 10 25 -4.3 -24.6 | 348 11 2.3 -10.6 3 850 1497 360 19 -0.0 -19.0 | 307 8 6.6 -5.0 4 789 2134 350 19 3.3 -18.7 | 295 11 9.9 -4.7 5 700 3166 345 19 4.9 -18.4 | 291 12 11.5 -4.3 6 684 3353 350 16 2.8 -15.8 | 280 10 9.4 -1.7 7 610 4267 355 18 1.6 -17.9 | 296 9 8.2 -3.9 8 588 4572 340 18 6.2 -16.9 | 283 13 12.8 -2.9 9 545 5182 15 17 -4.4 -16.4 | 317 3 2.2 -2.4 10 500 5870 355 26 2.3 -25.9 | 323 15 8.9 -11.9 11 485 6096 350 32 5.6 -31.5 | 325 21 12.2 -17.5 12 400 7580 350 40 6.9 -39.4 | 332 29 13.5 -25.4 13 398 7620 350 41 7.1 -40.4 | 333 30 13.7 -26.4 14 366 8230 5 32 -2.8 -31.9 | 348 18 3.8 -17.9 15 336 8839 350 25 4.3 -24.6 | 314 15 10.9 -10.6 16 300 9660 360 37 -0.0 -37.0 | 344 24 6.6 -23.0 17 296 9754 355 39 3.4 -38.9 | 338 27 10.0 -24.8 18 283 10058 10 35 -6.1 -34.5 | 359 20 0.5 -20.4 19 259 10668 5 24 -2.1 -23.9 | 336 11 4.5 -9.9 20 250 10920 360 25 -0.0 -25.0 | 329 13 6.6 -11.0 21 237 11278 355 23 2.0 -22.9 | 316 12 8.6 -8.9 22 226 11582 325 20 11.5 -16.4 | 277 18 18.1 -2.4 23 206 12192 325 13 7.5 -10.6 | 256 14 14.1 3.4 24 200 12400 335 21 8.9 -19.0 | 288 16 15.5 -5.0 25 188 12802 335 22 9.3 -19.9 | 290 17 15.9 -5.9 26 179 13106 335 29 12.3 -26.3 | 303 22 18.9 -12.3 27 162 13716 295 36 32.6 -15.2 | 272 39 39.2 -1.2 28 150 14210 290 28 26.3 -9.6 | 262 33 32.9 4.4 29 147 14326 285 29 28.0 -7.5 | 259 35 34.6 6.5 30 120 15545 310 21 16.1 -13.5 | 269 23 22.7 0.5 31 114 15850 295 31 28.1 -13.1 | 268 35 34.7 0.9 32 108 16154 305 26 21.3 -14.9 | 272 28 27.9 -0.9 33 102 16459 280 15 14.8 -2.6 | 242 24 21.4 11.4 34 100 16600 275 20 19.9 -1.7 | 245 29 26.5 12.3 35 97 16764 275 20 19.9 -1.7 | 245 29 26.5 12.3 36 96 16836 265 21 20.9 1.8 | 240 32 27.5 15.9 37 70 18660 355 11 1.0 -11.0 | 248 8 7.6 3.1 38 50 20670 100 22 -21.7 3.8 | 140 23 -15.1 17.8 39 30 23840 75 20 -19.3 -5.2 | 125 15 -12.7 8.8 40 20 26420 85 33 -32.9 -2.9 | 113 29 -26.3 11.1 41 10 30930 60 17 -14.7 -8.5 | 124 10 -8.1 5.5 Wind Parameters Mean winds (0-6000m): 355.2 at 20.7 knts Storm direction: 25.2 at 15.5 knts Shear (0-3000m) pos: 0.5 neg: 1.5 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 17.4 deg Storm rel helicity (0-3000m) pos: 9.0 neg: -29.6 tot: -20.6 m^2/s^2 ave: -6.9 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 4.6 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.26 Bulk Shear: 4.65 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 11 22 341 8| 0.0 9.5 9.5| 7.7 -5.6 2.1 4.3 0.37| 13.5 5.0 1000 7 21 331 8| 0.0 3.1 3.1| 7.7 -17.2 -9.5 -9.5 -0.01| 9.5 -0.1 1500 3 20 320 8| 0.0 2.5 2.5| 7.7 -21.1 -13.4 -8.9 -0.08| 7.2 -0.6 2000 360 20 313 9| 0.0 2.1 2.1| 7.7 -22.8 -15.1 -7.5 -0.10| 5.7 -0.6 2500 357 20 308 10| 0.0 1.8 1.8| 7.7 -24.3 -16.5 -6.6 -0.12| 4.7 -0.6 3000 356 19 304 10| 0.5 1.5 2.0| 9.0 -29.6 -20.6 -6.9 -0.15| 4.6 -0.7 4000 355 19 300 10| 0.4 1.5 1.9| 13.1 -36.0 -22.9 -5.7 -0.14| 4.2 -0.6 5000 356 19 301 9| 1.2 1.6 2.8| 23.1 -36.2 -13.1 -2.6 0.01| 5.1 0.0 6000 355 21 308 11| 1.0 2.5 3.5| 31.5 -38.6 -7.1 -1.2 0.02| 5.5 0.1 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251018.23.gif