UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120123.upa.cvt Date: 2300Z 1 DEC 25 Searching for Y4995... Searching the city database file for: Y4995 ... Date:2300Z 1 DEC 25 Station: Y4995 WMO ident: 94995 Latitude: -31.53 Longitude: 159.07 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1002 7 21.2 14.2 64 7.0 16.7 35 9 294.2 296.0 289.8 323.4 10.21 1 1000 24 20.6 13.6 64 7.0 16.2 360 4 293.8 295.5 289.3 321.9 9.83 2 962 357 17.0 12.0 72 5.0 13.9 339 11 293.4 295.0 288.6 319.7 9.19 3 959 383 18.4 6.4 45 12.0 11.6 336 12 295.1 296.2 286.5 313.4 6.29 4 942 537 17.6 5.6 45 12.0 10.9 318 15 295.8 296.9 286.5 313.5 6.06 5 925 692 16.2 5.2 48 11.0 10.1 285 21 295.9 297.0 286.5 313.4 6.00 6 850 1404 10.4 3.4 62 7.0 6.7 290 25 297.0 298.1 286.7 314.0 5.75 7 817 1733 8.6 0.6 57 8.0 4.6 298 21 298.5 299.4 286.4 313.1 4.89 8 708 2895 -2.1 -2.1 100 0.0 -2.1 286 33 299.2 300.0 286.4 313.0 4.63 9 700 2985 -2.5 -2.5 100 0.0 -2.5 285 34 299.7 300.5 286.5 313.4 4.55 10 576 4508 -10.3 -11.3 92 1.0 -10.6 295 52 307.8 308.3 287.6 316.6 2.80 11 535 5071 -14.7 -16.7 85 2.0 -15.3 292 55 309.1 309.4 287.2 315.3 1.93 12 529 5156 -16.1 -21.1 65 5.0 -17.4 291 55 308.4 308.6 286.3 312.8 1.34 13 528 5171 -16.1 -20.9 66 4.8 -17.3 290 55 308.6 308.8 286.4 313.0 1.37 14 508 5461 -16.7 -18.2 88 1.5 -17.1 297 68 311.3 311.6 287.8 317.1 1.79 15 503 5535 -16.9 -20.1 76 3.2 -17.8 299 72 311.9 312.2 287.8 317.0 1.54 16 500 5580 -17.7 -23.7 59 6.0 -19.1 300 74 311.5 311.7 287.2 315.2 1.13 17 498 5610 -18.1 -26.1 50 8.0 -19.8 300 75 311.3 311.5 286.9 314.4 0.91 18 489 5746 -18.5 -22.4 71 3.9 -19.4 300 78 312.5 312.7 287.7 316.8 1.30 19 480 5885 -20.1 -42.1 12 22.0 -22.9 300 81 312.2 312.2 286.4 312.9 0.20 20 475 5963 -19.9 -47.9 6 28.0 -22.9 300 83 313.3 313.4 286.6 313.7 0.11 21 417 6919 -26.1 -45.1 15 19.0 -28.0 300 93 317.3 317.3 288.1 317.9 0.16 22 400 7220 -27.3 -52.3 7 25.0 -29.3 300 96 319.5 319.5 288.7 319.8 0.08 23 391 7384 -27.9 -55.9 5 28.0 -29.9 301 99 320.8 320.8 289.0 321.0 0.05 24 355 8073 -31.3 -51.3 12 20.0 -32.9 304 113 325.2 325.2 290.5 325.6 0.10 25 300 9250 -37.7 -65.7 4 28.0 -38.8 300 118 332.2 332.2 292.3 332.3 0.02 26 269 9995 -42.3 -66.3 6 24.0 -43.1 300 126 336.1 336.1 293.3 336.1 0.02 27 250 10490 -42.7 -70.7 3 28.0 -43.5 300 126 342.6 342.6 295.0 342.6 0.01 28 218 11402 -45.8 -75.6 2 29.8 -46.4 305 140 351.5 351.5 297.0 351.6 0.01 29 200 11970 -47.7 -78.7 2 31.0 -48.3 300 134 357.2 357.2 298.1 357.3 0.00 30 199 12003 -47.7 -78.7 2 31.0 -48.3 300 133 357.7 357.7 298.2 357.8 0.00 31 150 13830 -57.1 -85.1 2 28.0 -57.4 305 104 371.7 371.7 300.9 371.7 0.00 32 148 13915 -57.5 -84.5 2 27.0 -57.8 305 104 372.4 372.4 301.0 372.4 0.00 TRP WND 218 11402 -45.8 -75.6 2 29.8 -46.4 305 140 351.5 351.5 297.0 351.6 0.01 Sounding variables and indices 1000-500 mb thick: 5556.00 m Freezing level: 729.39 mb = 2666.59 m = 8748.55 ft Wetbulb zero: 742.10 mb = 2512.95 m = 8244.47 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 78.35 % Est. max temperature: 24.03 C = 75.25 F Sfc-Lift cond lev (LCL): 903.59 mb = 889.21 m = 2917.33 ft T: 14.59 C 700-500 lapse rate: 5.86 C/km ThetaE index: 10.04 C Layer 1000.0- 942.0 mb Conv cond level (CCL): 788.90 mb = 2016.68 m = 6616.31 ft Mean mixing ratio: 7.45 g/kg Conv temperature: 25.74 C = 78.33 F Cap Strength: 2.73 C Lifted Index: 0.68 C Risk: Showers probable Lifted Index @300 mb: 11.56 C Lifted Index @700 mb: -1.41 C Showalter Index: 2.14 C Risk: Showers probable Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 21.10 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 168.80 Risk: None Energy Index: 0.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.49 J/kg Max Up Vert Vel: 11.62 m/s Conv Inhibition (B-): 106.86 J/kg Cap Strength: 2.73 C Lift Cond Lev (LCL): 833.66 mb = 1565.05 m = 5134.63 ft Lev Free Conv (LFC): 738.66 mb = 2550.58 m = 8367.93 ft Equ Level (EL): 598.66 mb = 4206.32 m = 13800.11 ft B at Equ Level: 65.50 J/kg Max Parcel Lev (MPL): 438.66 mb = 6547.06 m = 21479.58 ft Wind level data Storm motion: 323 at 29 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 1002 7 35 9 -5.2 -7.4 | 125 28 -22.5 15.8 1 1000 24 360 4 -0.0 -4.0 | 138 26 -17.4 19.2 2 968 305 345 10 2.6 -9.7 | 132 20 -14.8 13.5 3 934 610 310 16 12.3 -10.3 | 158 14 -5.1 12.9 4 925 692 285 21 20.3 -5.4 | 189 18 2.9 17.7 5 901 914 285 26 25.1 -6.7 | 205 18 7.8 16.5 6 869 1219 280 28 27.6 -4.9 | 209 21 10.2 18.3 7 850 1404 290 25 23.5 -8.6 | 203 16 6.1 14.6 8 807 1829 300 20 17.3 -10.0 | 180 13 -0.0 13.2 9 777 2134 290 24 22.6 -8.2 | 199 16 5.2 15.0 10 700 2985 285 34 32.8 -8.8 | 227 21 15.5 14.4 11 667 3353 280 41 40.4 -7.1 | 235 28 23.0 16.1 12 617 3962 295 40 36.3 -16.9 | 252 20 18.9 6.3 13 593 4267 295 49 44.4 -20.7 | 265 27 27.0 2.5 14 548 4877 295 56 50.8 -23.7 | 271 33 33.4 -0.5 15 527 5182 290 55 51.7 -18.8 | 263 35 34.3 4.4 16 500 5580 300 74 64.1 -37.0 | 286 49 46.7 -13.8 17 466 6096 300 86 74.5 -43.0 | 289 60 57.1 -19.8 18 400 7220 300 96 83.1 -48.0 | 291 70 65.8 -24.8 19 347 8230 305 116 95.0 -66.5 | 299 89 77.7 -43.4 20 300 9250 300 118 102.2 -59.0 | 293 92 84.8 -35.8 21 255 10363 300 130 112.6 -65.0 | 294 104 95.2 -41.8 22 250 10490 300 126 109.1 -63.0 | 293 100 91.8 -39.8 23 218 11402 305 140 114.7 -80.3 | 300 113 97.3 -57.1 24 212 11582 305 140 114.7 -80.3 | 300 113 97.3 -57.1 25 200 11970 300 134 116.0 -67.0 | 294 108 98.7 -43.8 26 150 13830 305 104 85.2 -59.7 | 298 77 67.8 -36.5 27 145 14021 305 104 85.2 -59.7 | 298 77 67.8 -36.5 Wind Parameters Mean winds (0-6000m): 293.2 at 38.6 knts Storm direction: 323.2 at 29.0 knts Shear (0-3000m) pos: 1.1 neg: 7.5 tot: 8.6 10-3/s Storm rel Dir Shear (0-3000m): 102.7 deg Storm rel helicity (0-3000m) pos: 184.8 neg: -37.1 tot: 147.7 m^2/s^2 ave: 49.2 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 5.4 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.46 Bulk Shear: 145.73 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 ------------------------------------------------------------------------------- 500 341 9 136 21| 0.0 14.7 14.7| 48.8 -7.8 41.0 82.1 0.43| 17.1 7.3 1000 304 15 162 15| 0.0 16.0 16.0|121.4 -7.8 113.6 113.6 0.69| 18.3 12.7 1500 294 19 180 15| 1.7 10.7 12.3|125.8 -22.1 103.7 69.1 0.50| 15.3 7.6 2000 295 20 182 15| 1.6 8.0 9.6|135.3 -37.1 98.2 49.1 0.40| 13.4 5.3 2500 293 21 187 15| 1.3 7.8 9.0|160.8 -37.1 123.7 49.5 0.46| 12.1 5.5 3000 292 23 194 15| 1.1 7.5 8.6|184.8 -37.1 147.7 49.2 0.48| 11.1 5.4 4000 289 27 210 16| 1.7 6.5 8.1|252.9 -37.1 215.8 54.0 0.51| 10.6 5.4 5000 291 32 227 17| 1.4 6.6 7.9|303.2 -52.4 250.7 50.1 0.48| 10.2 4.9 6000 293 39 246 20| 2.9 5.5 8.4|509.1 -67.5 441.6 73.6 0.49| 11.3 5.5 Wrote GIF file: /home/apache/climate/data/raob//Y4995/skewt/Y4995.skewt.20251201.23.gif