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 Y4711... Searching the city database file for: Y4711 ... Date:2300Z 23 APR 25 Station: Y4711 WMO ident: 94711 Latitude: -31.48 Longitude: 145.82 ------------------------------------------------------------------------------- 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 168 SFC 989 264 21.4 12.4 56 9.0 15.8 45 12 295.5 297.1 289.3 322.0 9.18 2 958 537 17.0 12.0 72 5.0 13.9 45 17 293.7 295.4 288.8 320.2 9.23 3 925 835 14.6 10.6 77 4.0 12.2 45 22 294.2 295.8 288.5 319.3 8.70 4 921 872 14.4 10.4 77 4.0 12.0 43 23 294.4 295.9 288.5 319.2 8.62 5 913 946 15.6 8.6 63 7.0 11.5 40 24 296.4 297.8 288.3 318.8 7.70 6 850 1549 12.0 8.0 76 4.0 9.6 50 16 298.7 300.2 289.3 322.0 7.94 7 821 1839 10.8 5.8 71 5.0 8.0 57 13 300.4 301.7 289.2 321.4 7.06 8 721 2908 2.8 2.0 94 0.8 2.4 50 12 303.0 304.1 289.2 321.5 6.14 9 700 3148 2.4 -1.2 77 3.6 0.6 65 14 305.1 306.1 288.9 320.4 5.01 10 690 3264 1.4 -1.7 80 3.1 -0.1 65 14 305.3 306.2 288.8 320.3 4.90 11 676 3429 1.0 -13.0 34 14.0 -4.3 64 14 306.6 307.0 286.5 313.3 2.08 12 670 3501 1.0 -21.0 18 22.0 -5.8 64 14 307.4 307.6 285.7 310.9 1.07 13 668 3525 0.8 -9.2 47 10.0 -3.3 64 14 307.5 308.0 287.6 316.4 2.85 14 663 3585 0.2 -8.8 51 9.0 -3.6 63 14 307.4 308.0 287.7 316.8 2.96 15 586 4560 -7.9 -10.1 84 2.2 -8.8 89 10 309.1 309.6 288.3 318.6 3.03 16 574 4721 -8.3 -17.3 48 9.0 -11.2 79 11 310.4 310.7 287.4 316.0 1.71 17 559 4926 -9.1 -19.1 44 10.0 -12.1 66 12 311.8 312.1 287.7 316.8 1.51 18 505 5705 -14.7 -24.7 42 10.0 -17.1 75 10 314.2 314.4 288.0 317.7 1.02 19 500 5780 -14.9 -29.9 27 15.0 -18.0 70 12 314.9 315.0 287.8 317.1 0.64 20 497 5826 -14.7 -35.7 15 21.0 -18.4 64 10 315.7 315.7 287.8 317.0 0.37 21 495 5856 -14.9 -35.9 15 21.0 -18.6 68 11 315.8 315.8 287.8 317.1 0.36 22 415 7164 -25.3 -45.3 14 20.0 -27.4 65 7 318.7 318.8 288.5 319.3 0.16 23 400 7430 -27.3 -44.3 18 17.0 -29.0 35 5 319.5 319.5 288.8 320.2 0.19 24 322 8944 -40.7 -49.7 37 9.0 -41.2 10 5 321.4 321.5 289.3 321.9 0.13 25 300 9420 -44.5 -57.5 22 13.0 -45.0 35 13 322.6 322.6 289.6 322.9 0.05 26 295 9533 -45.5 -55.5 32 10.0 -45.9 27 15 322.8 322.8 289.7 323.0 0.07 27 288 9693 -45.9 -60.9 17 15.0 -46.3 22 11 324.4 324.4 290.2 324.6 0.04 28 285 9763 -45.7 -68.7 6 23.0 -46.2 18 10 325.7 325.7 290.5 325.7 0.01 29 253 10552 -49.5 -64.5 16 15.0 -49.8 300 9 331.3 331.3 292.1 331.4 0.03 30 250 10630 -49.3 -67.3 10 18.0 -49.7 295 11 332.8 332.8 292.5 332.8 0.02 31 232 11122 -46.7 -76.7 2 30.0 -47.3 248 22 343.9 343.9 295.3 343.9 0.00 32 200 12100 -48.5 -79.5 2 31.0 -49.1 235 27 356.0 356.0 297.9 356.0 0.00 33 150 13960 -56.5 -84.5 2 28.0 -56.8 250 31 372.7 372.7 301.1 372.7 0.00 34 117 15523 -59.5 -86.5 2 27.0 -59.7 256 38 394.6 394.6 304.5 394.6 0.00 35 100 16490 -65.5 -88.5 3 23.0 -65.7 250 18 401.2 401.2 305.3 401.2 0.00 36 93 16931 -66.9 -88.9 3 22.0 -67.0 250 18 406.8 406.8 306.1 406.8 0.00 37 70 18640 -69.5 -89.5 4 20.0 -69.6 250 20 435.7 435.7 309.4 435.7 0.00 38 63 19270 -68.3 -90.3 3 22.0 -68.5 451.7 451.7 311.0 451.7 0.00 TRP 253 10552 -49.5 -64.5 16 15.0 -49.8 300 9 331.3 331.3 292.1 331.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5612.00 m Freezing level: 661.10 mb = 3609.14 m = 11840.87 ft Wetbulb zero: 691.39 mb = 3247.90 m = 10655.71 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 66.12 % Est. max temperature: 25.26 C = 77.47 F Sfc-Lift cond lev (LCL): 865.74 mb = 1394.15 m = 4573.91 ft T: 12.92 C 700-500 lapse rate: 6.57 C/km ThetaE index: 10.55 C Layer 700.0- 668.0 mb Conv cond level (CCL): 785.65 mb = 2201.70 m = 7223.34 ft Mean mixing ratio: 8.65 g/kg Conv temperature: 27.23 C = 81.01 F Cap Strength: 3.34 C Lifted Index: 1.49 C Risk: Showers probable Lifted Index @300 mb: 2.38 C Lifted Index @700 mb: 1.97 C Showalter Index: 0.37 C Risk: Thunderstorms probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 22.90 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 156.00 Risk: None Energy Index: -0.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.53 J/kg Max Up Vert Vel: 5.39 m/s Conv Inhibition (B-): 13362.29 J/kg Cap Strength: 3.33 C Lift Cond Lev (LCL): 860.47 mb = 1445.67 m = 4742.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 90 at 10 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 ---------------------------------------------------------- 0 989 264 45 12 -8.5 -8.5 | 352 9 1.1 -8.4 1 925 835 45 22 -15.6 -15.6 | 21 17 -5.9 -15.5 2 916 914 40 24 -15.4 -18.4 | 18 19 -5.8 -18.3 3 853 1524 45 16 -11.3 -11.3 | 9 11 -1.7 -11.3 4 850 1549 50 16 -12.3 -10.3 | 14 11 -2.6 -10.2 5 792 2134 65 10 -9.1 -4.2 | 352 4 0.6 -4.2 6 763 2438 45 10 -7.1 -7.1 | 340 7 2.5 -7.0 7 735 2743 40 10 -6.4 -7.7 | 337 8 3.2 -7.6 8 700 3148 65 14 -12.7 -5.9 | 28 7 -3.1 -5.9 9 682 3353 65 14 -12.7 -5.9 | 28 7 -3.1 -5.9 10 631 3962 60 13 -11.3 -6.5 | 14 7 -1.6 -6.5 11 607 4267 80 11 -10.8 -1.9 | 33 2 -1.2 -1.9 12 583 4572 90 10 -10.0 0.0 | 96 0 -0.4 0.0 13 561 4877 65 12 -10.9 -5.1 | 14 5 -1.3 -5.0 14 519 5486 90 4 -4.0 0.0 | 270 6 5.6 0.0 15 500 5780 70 12 -11.3 -4.1 | 22 4 -1.7 -4.1 16 499 5791 60 10 -8.7 -5.0 | 349 5 1.0 -5.0 17 479 6096 100 14 -13.8 2.4 | 121 5 -4.2 2.5 18 460 6401 105 16 -15.5 4.1 | 126 7 -5.8 4.2 19 441 6706 115 10 -9.1 4.2 | 187 4 0.6 4.3 20 400 7430 35 5 -2.9 -4.1 | 301 8 6.8 -4.1 21 372 7925 20 10 -3.4 -9.4 | 326 11 6.2 -9.4 22 326 8839 5 3 -0.3 -3.0 | 287 10 9.4 -2.9 23 300 9420 35 13 -7.5 -10.6 | 348 11 2.2 -10.6 24 299 9449 30 17 -8.5 -14.7 | 356 15 1.1 -14.7 25 285 9754 20 10 -3.4 -9.4 | 326 11 6.2 -9.4 26 273 10058 310 10 7.7 -6.4 | 290 18 17.3 -6.4 27 253 10552 300 9 7.8 -4.5 | 284 18 17.4 -4.5 28 250 10630 295 11 10.0 -4.6 | 283 20 19.6 -4.6 29 237 10973 255 17 16.4 4.4 | 260 26 26.0 4.4 30 227 11278 240 28 24.2 14.0 | 247 37 33.9 14.0 31 200 12100 235 27 22.1 15.5 | 244 35 31.7 15.5 32 197 12192 235 28 22.9 16.1 | 244 36 32.6 16.1 33 171 13106 260 28 27.6 4.9 | 262 38 37.2 4.9 34 163 13411 255 33 31.9 8.5 | 258 42 41.5 8.6 35 150 13960 250 31 29.1 10.6 | 255 40 38.7 10.6 36 141 14326 245 32 29.0 13.5 | 251 41 38.6 13.6 37 135 14630 270 21 21.0 -0.0 | 270 31 30.6 0.0 38 128 14935 280 26 25.6 -4.5 | 277 36 35.2 -4.5 39 116 15545 255 39 37.7 10.1 | 258 48 47.3 10.1 40 111 15850 245 31 28.1 13.1 | 251 40 37.7 13.1 41 106 16154 260 27 26.6 4.7 | 263 37 36.2 4.7 42 100 16490 250 18 16.9 6.2 | 257 27 26.5 6.2 43 96 16764 250 18 16.9 6.2 | 257 27 26.5 6.2 44 70 18640 250 20 18.8 6.8 | 256 29 28.4 6.9 Wind Parameters Mean winds (0-6000m): 59.7 at 12.8 knts Storm direction: 89.7 at 9.6 knts Shear (0-3000m) pos: 1.8 neg: 1.5 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 35.2 deg Storm rel helicity (0-3000m) pos: 31.0 neg: -16.9 tot: 14.1 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.18 Bulk Shear: 3.48 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 45 16 10 12| 0.0 9.0 9.0| 15.7 0.0 15.7 31.4 0.59| 9.0 5.3 1000 43 19 14 14| 0.0 3.8 3.8| 16.5 -7.5 9.0 9.0 0.23| 8.3 1.9 1500 44 18 14 13| 2.3 2.6 4.8| 19.0 -11.4 7.6 5.1 0.15| 8.0 1.2 2000 47 16 12 11| 2.6 1.9 4.5| 19.0 -15.0 4.0 2.0 0.03| 7.3 0.2 2500 47 15 8 10| 2.1 1.7 3.8| 19.4 -16.9 2.5 1.0 0.00| 6.5 0.0 3000 48 15 8 10| 1.8 1.5 3.3| 31.0 -16.9 14.1 4.7 0.16| 6.5 1.1 4000 52 14 11 9| 1.9 1.1 3.0| 32.6 -19.6 13.0 3.2 0.14| 5.6 0.8 5000 56 13 12 8| 1.8 1.0 2.8| 32.8 -24.0 8.8 1.8 0.01| 5.8 0.1 6000 60 13 13 7| 2.0 1.2 3.2| 42.9 -26.0 16.9 2.8 0.15| 6.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//Y4711/skewt/Y4711.skewt.20250423.23.gif