UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for Y4711... Searching the city database file for: Y4711 ... Date:2300Z 20 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 147 SFC 986 267 16.2 7.2 55 9.0 11.2 225 10 290.5 291.7 284.9 309.0 6.47 2 982 301 14.6 7.6 63 7.0 10.7 225 10 289.2 290.4 284.7 308.2 6.67 3 925 802 9.6 6.7 82 2.9 8.0 220 15 289.1 290.3 284.5 308.0 6.66 4 918 865 9.2 6.6 84 2.6 7.8 223 15 289.3 290.5 284.7 308.3 6.67 5 850 1502 6.6 2.2 73 4.4 4.4 260 18 293.1 294.0 284.7 308.4 5.28 6 700 3071 -1.7 -8.7 59 7.0 -4.5 265 26 300.6 301.1 285.1 309.3 2.83 7 694 3139 -2.1 -9.1 59 7.0 -4.8 266 26 300.9 301.4 285.1 309.4 2.76 8 676 3348 -2.9 -15.9 36 13.0 -7.2 270 26 302.3 302.6 284.4 307.5 1.64 9 663 3501 -4.1 -12.1 54 8.0 -7.0 268 29 302.6 303.0 285.2 309.7 2.28 10 639 3792 -5.1 -17.1 38 12.0 -8.9 263 34 304.7 305.0 285.2 309.7 1.56 11 629 3916 -4.9 -24.9 19 20.0 -10.1 261 36 306.3 306.4 284.9 309.0 0.81 12 597 4324 -7.7 -19.7 38 12.0 -11.2 265 35 307.6 307.9 286.1 312.0 1.34 13 580 4548 -8.9 -37.9 8 29.0 -14.1 268 38 308.8 308.8 285.2 309.7 0.25 14 551 4944 -11.9 -44.9 5 33.0 -16.6 272 44 309.8 309.8 285.4 310.3 0.13 15 526 5297 -14.5 -32.5 20 18.0 -17.9 273 47 310.8 310.9 286.2 312.5 0.47 16 500 5680 -16.7 -48.7 4 32.0 -20.4 265 46 312.7 312.7 286.4 313.0 0.09 17 423 6913 -24.3 -55.3 4 31.0 -26.8 265 56 318.3 318.3 288.2 318.5 0.05 18 416 7034 -23.7 -58.7 2 35.0 -26.4 265 57 320.6 320.6 288.9 320.7 0.03 19 400 7320 -23.9 -61.9 2 38.0 -26.7 265 59 323.9 323.9 290.0 324.0 0.02 20 398 7357 -23.9 -61.9 2 38.0 -26.7 264 59 324.4 324.4 290.1 324.5 0.02 21 371 7867 -26.9 -63.9 2 37.0 -29.3 256 63 327.0 327.0 290.9 327.1 0.02 22 343 8434 -27.3 -63.3 2 36.0 -29.7 260 65 333.9 333.9 292.8 334.0 0.02 23 339 8518 -27.1 -65.1 1 38.0 -29.6 261 65 335.3 335.3 293.2 335.3 0.02 24 300 9390 -32.9 -67.9 2 35.0 -34.7 275 82 339.0 339.0 294.1 339.1 0.01 25 258 10443 -38.7 -71.7 2 33.0 -39.9 267 102 345.4 345.4 295.6 345.4 0.01 26 250 10660 -38.5 -72.5 2 34.0 -39.8 265 107 348.8 348.8 296.4 348.9 0.01 27 248 10715 -38.9 -72.9 2 34.0 -40.1 265 108 349.0 349.0 296.4 349.1 0.01 28 233 11141 -40.8 -74.8 1 34.0 -41.8 265 113 352.5 352.5 297.2 352.5 0.01 29 200 12170 -45.3 -79.3 1 34.0 -46.1 270 97 361.0 361.0 298.9 361.1 0.00 30 195 12339 -45.3 -79.3 1 34.0 -46.1 271 94 363.7 363.7 299.4 363.7 0.00 31 150 14040 -58.7 -85.7 2 27.0 -58.9 280 89 368.9 368.9 300.4 369.0 0.00 32 145 14252 -60.7 -85.7 2 25.0 -60.9 280 88 369.1 369.1 300.4 369.1 0.00 33 103 16334 -69.5 -88.5 5 19.0 -69.6 270 71 390.1 390.1 303.8 390.1 0.00 34 100 16510 -68.9 -87.9 5 19.0 -69.0 265 66 394.6 394.6 304.5 394.6 0.00 35 95 16820 -65.7 -88.7 3 23.0 -65.8 264 66 406.7 406.7 306.1 406.7 0.00 36 81 17783 -69.1 -89.1 4 20.0 -69.2 249 41 418.7 418.7 307.6 418.7 0.00 37 70 18660 -67.7 -89.7 3 22.0 -67.8 235 18 439.5 439.6 309.8 439.6 0.00 38 57 19897 -65.5 -89.5 2 24.0 -65.8 180 8 471.1 471.1 312.7 471.2 0.00 39 52 20451 -67.3 -90.3 2 23.0 -67.5 155 4 479.5 479.5 313.4 479.5 0.00 40 50 20690 -61.1 -89.1 1 28.0 -61.6 145 2 499.5 499.5 314.9 499.5 0.00 41 45 21347 -60.5 -88.5 1 28.0 -61.1 142 4 516.2 516.2 316.1 516.3 0.00 42 41 21926 -61.9 -88.9 2 27.0 -62.4 139 7 526.7 526.7 316.7 526.7 0.00 43 30 23890 -55.7 -86.7 1 31.0 -57.2 130 14 592.8 592.8 320.3 592.8 0.01 44 24 25319 -52.3 -85.3 1 33.0 -54.8 47 13 641.7 641.7 322.4 641.8 0.01 45 20 26500 -50.7 -83.7 1 33.0 -54.0 340 13 681.0 681.0 323.8 681.1 0.02 TRP 103 16334 -69.5 -88.5 5 19.0 -69.6 270 71 390.1 390.1 303.8 390.1 0.00 WND 233 11141 -40.8 -74.8 1 34.0 -41.8 265 113 352.5 352.5 297.2 352.5 0.01 Sounding variables and indices 1000-500 mb thick: 5533.00 m Freezing level: 730.72 mb = 2749.64 m = 9021.01 ft Wetbulb zero: 775.66 mb = 2241.62 m = 7354.31 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 47.86 % Est. max temperature: 19.38 C = 66.88 F Sfc-Lift cond lev (LCL): 861.53 mb = 1390.51 m = 4561.98 ft T: 7.06 C 700-500 lapse rate: 5.75 C/km ThetaE index: 0.97 C Layer 982.0- 918.0 mb Conv cond level (CCL): 810.16 mb = 1889.97 m = 6200.61 ft Mean mixing ratio: 6.55 g/kg Conv temperature: 20.59 C = 69.07 F Cap Strength: 6.08 C Lifted Index: 6.78 C Risk: None Lifted Index @300 mb: 22.04 C Lifted Index @700 mb: 3.32 C Showalter Index: 6.66 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.90 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 108.40 Risk: None Energy Index: 1.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.88 J/kg Max Up Vert Vel: 3.71 m/s Conv Inhibition (B-): 40608.13 J/kg Cap Strength: 6.56 C Lift Cond Lev (LCL): 876.35 mb = 1249.43 m = 4099.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 22 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 ---------------------------------------------------------- 0 986 267 225 10 7.1 7.1 | 139 21 -13.6 15.6 1 946 610 225 14 9.9 9.9 | 150 21 -10.7 18.5 2 925 802 220 15 9.6 11.5 | 151 23 -11.0 20.1 3 913 914 225 15 10.6 10.6 | 152 22 -10.0 19.2 4 880 1219 260 15 14.8 2.6 | 152 13 -5.9 11.2 5 850 1502 260 18 17.7 3.1 | 166 12 -2.9 11.7 6 786 2134 245 19 17.2 8.0 | 168 17 -3.4 16.6 7 700 3071 265 26 25.9 2.3 | 206 12 5.3 10.8 8 675 3353 270 26 26.0 -0.0 | 212 10 5.4 8.6 9 624 3962 260 37 36.4 6.4 | 226 22 15.8 15.0 10 600 4267 265 35 34.9 3.1 | 231 18 14.2 11.6 11 533 5182 275 47 46.8 -4.1 | 260 27 26.2 4.5 12 500 5680 265 46 45.8 4.0 | 243 28 25.2 12.6 13 400 7320 265 59 58.8 5.1 | 250 41 38.1 13.7 14 368 7925 255 64 61.8 16.6 | 239 48 41.2 25.1 15 324 8839 265 65 64.8 5.7 | 252 46 44.1 14.2 16 300 9390 275 82 81.7 -7.1 | 269 61 61.0 1.4 17 297 9449 275 79 78.7 -6.9 | 268 58 58.1 1.7 18 250 10660 265 107 106.6 9.3 | 258 88 86.0 17.9 19 233 11141 265 113 112.6 9.8 | 259 94 91.9 18.4 20 228 11278 265 113 112.6 9.8 | 259 94 91.9 18.4 21 200 12170 270 97 97.0 -0.0 | 264 77 76.4 8.6 22 181 12802 275 86 85.7 -7.5 | 269 65 65.0 1.1 23 165 13411 275 91 90.7 -7.9 | 269 70 70.0 0.6 24 150 14040 280 89 87.6 -15.5 | 276 67 67.0 -6.9 25 112 15850 280 76 74.8 -13.2 | 275 54 54.2 -4.6 26 103 16334 270 71 71.0 -0.0 | 260 51 50.4 8.6 27 100 16510 265 66 65.7 5.8 | 252 47 45.1 14.3 28 96 16764 265 67 66.7 5.8 | 253 48 46.1 14.4 29 70 18660 235 18 14.7 10.3 | 163 20 -5.9 18.9 30 50 20690 145 2 -1.1 1.6 | 115 24 -21.8 10.2 31 30 23890 130 14 -10.7 9.0 | 119 36 -31.4 17.6 32 20 26500 340 13 4.4 -12.2 | 77 17 -16.2 -3.6 Wind Parameters Mean winds (0-6000m): 262.6 at 29.8 knts Storm direction: 292.6 at 22.3 knts Shear (0-3000m) pos: 3.5 neg: 1.8 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 70.9 deg Storm rel helicity (0-3000m) pos: 79.9 neg: -0.8 tot: 79.1 m^2/s^2 ave: 26.4 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 60.07 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 ------------------------------------------------------------------------------- 500 224 13 146 21| 0.0 5.0 5.0| 24.6 0.0 24.6 49.3 0.85| 5.4 4.5 1000 232 14 150 20| 5.2 2.5 7.7| 32.3 -0.8 31.4 31.4 0.36| 8.0 2.9 1500 242 15 155 17| 3.5 2.8 6.3| 41.7 -0.8 40.8 27.2 0.43| 6.8 2.9 2000 244 16 158 17| 2.6 2.8 5.4| 47.4 -0.8 46.5 23.3 0.41| 6.1 2.5 2500 247 17 163 16| 3.1 2.2 5.4| 66.4 -0.8 65.5 26.2 0.50| 6.0 3.0 3000 251 19 168 15| 3.5 1.8 5.3| 79.9 -0.8 79.1 26.4 0.54| 5.9 3.2 4000 256 22 184 14| 2.8 2.3 5.1|101.4 -0.8 100.5 25.1 0.47| 6.5 3.1 5000 261 26 202 14| 3.5 1.8 5.4|166.4 -9.4 157.0 31.4 0.52| 6.8 3.5 6000 263 30 216 15| 3.0 2.2 5.2|177.5 -55.8 121.7 20.3 0.38| 6.6 2.5 Wrote GIF file: /home/apache/climate/data/raob//Y4711/skewt/Y4711.skewt.20250420.23.gif