UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042923.upa.cvt Date: 2300Z 29 APR 25 Searching for Y4995... Searching the city database file for: Y4995 ... Date:2300Z 29 APR 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 1013 5 22.4 15.4 65 7.0 17.8 205 5 294.5 296.4 290.5 325.7 10.92 1 1000 116 20.6 12.6 60 8.0 15.6 210 8 293.8 295.4 288.8 320.1 9.20 2 925 783 14.4 11.4 82 3.0 12.6 180 6 294.0 295.7 288.9 320.4 9.19 3 903 986 12.4 11.1 92 1.3 11.6 193 6 294.0 295.7 288.9 320.5 9.23 4 873 1269 11.4 5.4 67 6.0 8.1 205 8 295.8 297.0 286.9 314.6 6.45 5 850 1492 9.2 4.8 74 4.4 6.8 215 10 295.8 296.9 286.8 314.3 6.35 6 837 1619 8.2 4.2 76 4.0 6.1 220 11 296.0 297.2 286.8 314.1 6.18 7 833 1659 8.6 -1.4 49 10.0 3.8 222 11 296.9 297.6 285.0 309.2 4.14 8 828 1709 8.6 -4.4 39 13.0 2.7 224 12 297.4 298.0 284.3 307.4 3.33 9 775 2254 6.6 -20.4 12 27.0 -2.0 220 13 300.9 301.1 283.0 304.1 0.97 10 756 2457 4.8 -1.2 65 6.0 1.9 220 15 301.1 301.9 287.1 315.1 4.63 11 748 2544 4.2 -3.8 56 8.0 0.5 222 16 301.4 302.1 286.4 313.1 3.86 12 715 2909 1.6 -1.9 78 3.5 -0.1 233 19 302.4 303.3 287.6 316.5 4.65 13 707 3000 1.6 -6.4 55 8.0 -1.9 238 20 303.4 304.0 286.6 313.7 3.35 14 700 3080 1.2 -4.8 64 6.0 -1.5 235 20 303.8 304.5 287.3 315.6 3.82 15 692 3172 0.6 -3.6 73 4.2 -1.3 233 19 304.1 304.9 287.8 317.1 4.24 16 689 3207 0.6 -12.4 37 13.0 -4.3 233 19 304.5 304.9 285.8 311.3 2.14 17 687 3231 0.2 -1.2 90 1.4 -0.5 232 19 304.3 305.3 288.7 319.9 5.10 18 676 3360 0.0 -9.0 51 9.0 -3.7 230 18 305.5 306.0 286.9 314.5 2.86 19 667 3468 -0.7 -5.2 72 4.5 -2.7 233 18 305.9 306.6 288.1 318.0 3.89 20 642 3773 -1.5 -23.5 17 22.0 -7.8 240 18 308.4 308.5 285.8 311.3 0.89 21 613 4140 -3.5 -13.5 46 10.0 -7.2 253 21 310.2 310.6 287.8 317.3 2.20 22 608 4205 -3.7 -15.7 39 12.0 -7.9 256 22 310.7 311.0 287.6 316.7 1.85 23 501 5705 -14.5 -37.5 12 23.0 -18.4 275 58 315.2 315.2 287.5 316.3 0.30 24 500 5720 -14.7 -37.7 12 23.0 -18.6 275 58 315.1 315.2 287.5 316.2 0.30 25 451 6491 -18.1 -58.1 2 40.0 -21.9 280 69 320.3 320.3 288.9 320.4 0.03 26 448 6541 -17.3 -59.3 1 42.0 -21.4 279 70 321.9 321.9 289.3 322.0 0.03 27 413 7145 -19.5 -57.5 2 38.0 -23.2 276 84 326.6 326.7 290.8 326.8 0.04 28 400 7380 -21.7 -57.7 2 36.0 -24.9 275 89 326.8 326.8 290.9 326.9 0.04 29 313 9151 -32.9 -47.9 21 15.0 -34.3 282 119 334.9 335.0 293.2 335.6 0.16 30 300 9450 -33.9 -52.9 13 19.0 -35.3 285 123 337.6 337.6 293.8 338.0 0.09 31 284 9831 -35.3 -65.3 3 30.0 -36.8 283 126 340.9 340.9 294.6 341.0 0.02 32 278 9980 -34.3 -62.3 4 28.0 -35.9 283 127 344.5 344.5 295.4 344.6 0.03 33 250 10710 -40.1 -63.1 7 23.0 -41.1 280 132 346.4 346.5 295.8 346.6 0.03 34 219 11603 -47.1 -63.1 14 16.0 -47.6 277 137 349.0 349.0 296.4 349.2 0.04 35 208 11944 -49.6 -67.9 10 18.3 -50.0 275 139 350.3 350.3 296.7 350.4 0.02 36 200 12200 -51.5 -71.5 7 20.0 -51.9 270 131 351.2 351.2 296.9 351.3 0.01 37 197 12298 -51.7 -72.7 6 21.0 -52.1 271 128 352.4 352.4 297.1 352.5 0.01 38 155 13826 -60.9 -80.9 5 20.0 -61.1 275 108 361.8 361.8 299.1 361.8 0.00 39 150 14030 -61.1 -84.1 3 23.0 -61.3 275 96 364.8 364.8 299.6 364.8 0.00 40 100 16490 -70.3 -89.3 5 19.0 -70.4 275 38 391.9 391.9 304.0 391.9 0.00 41 92 16984 -72.3 -90.3 5 18.0 -72.3 285 46 397.4 397.4 304.9 397.4 0.00 42 80 17809 -71.7 -90.7 4 19.0 -71.8 280 35 414.8 414.8 307.1 414.8 0.00 43 77 18037 -67.7 -89.7 3 22.0 -67.8 278 32 427.7 427.7 308.6 427.7 0.00 44 71 18525 -68.5 -90.5 3 22.0 -68.7 276 26 436.1 436.1 309.5 436.1 0.00 45 70 18610 -68.3 -90.3 3 22.0 -68.4 275 25 438.3 438.3 309.7 438.3 0.00 46 60 19542 -64.1 -90.1 2 26.0 -64.4 309 22 467.4 467.4 312.4 467.4 0.00 47 55 20073 -64.9 -90.9 2 26.0 -65.2 329 20 477.4 477.4 313.2 477.4 0.00 48 52 20417 -61.5 -90.5 1 29.0 -62.0 341 19 493.0 493.0 314.4 493.0 0.00 49 50 20660 -61.7 -89.7 1 28.0 -62.1 350 18 498.1 498.1 314.8 498.1 0.00 50 35 22884 -59.7 -89.7 1 30.0 -60.5 224 10 556.8 556.8 318.5 556.8 0.00 51 30 23860 -55.1 -88.1 1 33.0 -56.7 170 7 594.4 594.4 320.3 594.5 0.01 52 29 24077 -54.5 -87.5 1 33.0 -56.2 185 7 601.9 601.9 320.7 601.9 0.01 53 26 24774 -56.3 -88.3 1 32.0 -57.9 232 8 615.9 615.9 321.3 615.9 0.01 54 20 26460 -51.7 -86.7 1 35.0 -54.7 345 9 677.9 677.9 323.7 678.0 0.01 55 17 27516 -49.5 -86.5 1 37.0 -53.6 312 10 717.2 717.2 325.0 717.3 0.01 56 10 31010 -46.3 -85.3 0 39.0 -53.4 205 13 846.7 846.7 328.3 847.0 0.03 57 9.4 31421 -46.5 -85.5 0 39.0 -53.8 861.1 861.1 328.7 861.3 0.03 TRP 92 16984 -72.3 -90.3 5 18.0 -72.3 285 46 397.4 397.4 304.9 397.4 0.00 WND 208 11944 -49.6 -67.9 10 18.3 -50.0 275 139 350.3 350.3 296.7 350.4 0.02 Sounding variables and indices 1000-500 mb thick: 5604.00 m Freezing level: 676.00 mb = 3360.25 m = 11024.32 ft Wetbulb zero: 797.68 mb = 2016.22 m = 6614.80 ft Precipitable water: 0.92 inches Sfc-500 mean rel hum: 48.18 % Est. max temperature: 23.75 C = 74.75 F Sfc-Lift cond lev (LCL): 913.81 mb = 885.62 m = 2905.54 ft T: 13.39 C 700-500 lapse rate: 6.02 C/km ThetaE index: 16.43 C Layer 873.0- 756.0 mb Conv cond level (CCL): 864.20 mb = 1353.88 m = 4441.82 ft Mean mixing ratio: 9.30 g/kg Conv temperature: 23.75 C = 74.75 F Cap Strength: 2.26 C Lifted Index: 1.33 C Risk: Showers probable Lifted Index @300 mb: 12.55 C Lifted Index @700 mb: 0.54 C Showalter Index: 4.97 C Risk: None Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.50 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 135.60 Risk: None Energy Index: 0.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.45 J/kg Max Up Vert Vel: 1.70 m/s Conv Inhibition (B-): 13.04 J/kg Cap Strength: 2.26 C Lift Cond Lev (LCL): 888.20 mb = 1124.57 m = 3689.49 ft Lev Free Conv (LFC): 843.20 mb = 1558.44 m = 5112.92 ft Equ Level (EL): 833.20 mb = 1657.09 m = 5436.57 ft B at Equ Level: 0.98 J/kg Max Parcel Lev (MPL): 823.20 mb = 1756.75 m = 5763.56 ft Wind level data Storm motion: 284 at 17 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 1013 5 205 5 2.1 4.5 | 121 17 -14.3 8.7 1 1000 116 210 8 4.0 6.9 | 132 17 -12.4 11.1 2 925 783 180 6 0.0 6.0 | 122 19 -16.4 10.1 3 911 914 190 6 1.0 5.9 | 123 18 -15.4 10.0 4 850 1492 215 10 5.7 8.2 | 139 16 -10.7 12.3 5 847 1524 215 10 5.7 8.2 | 139 16 -10.7 12.3 6 816 1829 230 13 10.0 8.4 | 153 14 -6.5 12.5 7 786 2134 220 12 7.7 9.2 | 147 16 -8.7 13.3 8 757 2438 220 15 9.6 11.5 | 157 17 -6.8 15.6 9 729 2743 225 17 12.0 12.0 | 165 17 -4.4 16.2 10 703 3048 240 20 17.3 10.0 | 184 14 0.9 14.1 11 700 3080 235 20 16.4 11.5 | 180 16 -0.0 15.6 12 676 3353 230 18 13.8 11.6 | 171 16 -2.6 15.7 13 626 3962 245 18 16.3 7.6 | 180 12 -0.1 11.7 14 602 4267 260 24 23.6 4.2 | 221 11 7.2 8.3 15 500 5720 275 58 57.8 -5.1 | 271 41 41.4 -0.9 16 456 6401 280 67 66.0 -11.6 | 279 50 49.6 -7.5 17 400 7380 275 89 88.7 -7.8 | 273 72 72.3 -3.6 18 341 8534 275 110 109.6 -9.6 | 273 93 93.2 -5.4 19 300 9450 285 123 118.8 -31.8 | 285 106 102.4 -27.7 20 250 10710 280 132 130.0 -22.9 | 279 115 113.6 -18.8 21 240 10973 280 132 130.0 -22.9 | 279 115 113.6 -18.8 22 208 11944 275 139 138.5 -12.1 | 274 122 122.1 -8.0 23 200 12192 275 139 138.5 -12.1 | 274 122 122.1 -8.0 24 200 12200 270 131 131.0 -0.0 | 268 115 114.6 4.1 25 182 12802 275 111 110.6 -9.7 | 273 94 94.2 -5.5 26 150 14021 275 107 106.6 -9.3 | 273 90 90.2 -5.2 27 150 14030 275 96 95.6 -8.4 | 273 79 79.2 -4.2 28 123 15240 290 74 69.5 -25.3 | 292 57 53.1 -21.2 29 106 16154 275 69 68.7 -6.0 | 272 52 52.3 -1.9 30 101 16459 265 55 54.8 4.8 | 257 39 38.4 8.9 31 100 16490 275 38 37.9 -3.3 | 268 21 21.4 0.8 32 95 16764 275 38 37.9 -3.3 | 268 21 21.4 0.8 33 92 16984 285 46 44.4 -11.9 | 285 29 28.0 -7.8 34 70 18610 275 25 24.9 -2.2 | 257 9 8.5 2.0 35 50 20660 350 18 3.1 -17.7 | 44 19 -13.3 -13.6 36 30 23860 170 7 -1.2 6.9 | 122 21 -17.6 11.0 37 20 26460 345 9 2.3 -8.7 | 72 15 -14.1 -4.6 38 10 31010 205 13 5.5 11.8 | 146 19 -10.9 15.9 Wind Parameters Mean winds (0-6000m): 254.2 at 22.6 knts Storm direction: 284.2 at 16.9 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 59.4 deg Storm rel helicity (0-3000m) pos: 90.0 neg: -17.7 tot: 72.4 m^2/s^2 ave: 24.1 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 47.12 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 ------------------------------------------------------------------------------- 500 203 7 128 17| 0.0 2.3 2.3| 12.0 -6.9 5.1 10.3 0.25| 5.3 1.3 1000 196 7 126 18| 0.1 1.1 1.3| 17.6 -13.3 4.2 4.2 0.13| 4.2 0.6 1500 201 7 128 18| 1.5 0.8 2.3| 36.6 -13.3 23.2 15.5 0.41| 4.4 1.8 2000 209 8 133 17| 1.9 0.6 2.5| 50.0 -15.6 34.4 17.2 0.45| 4.6 2.1 2500 213 9 137 17| 1.5 1.0 2.6| 63.7 -17.7 46.1 18.4 0.48| 4.5 2.2 3000 217 11 142 16| 2.3 0.8 3.2| 90.0 -17.7 72.4 24.1 0.59| 4.9 2.9 4000 224 13 151 15| 2.1 0.7 2.8|100.5 -28.2 72.2 18.1 0.46| 4.8 2.2 5000 239 16 168 13| 4.2 0.5 4.8|168.1 -28.2 139.9 28.0 0.56| 6.4 3.6 6000 254 23 207 12| 5.4 0.5 5.8|268.9 -28.2 240.7 40.1 0.54| 7.2 3.9 Wrote GIF file: /home/apache/climate/data/raob//Y4995/skewt/Y4995.skewt.20250429.23.gif