UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042623.upa.cvt Date: 2300Z 26 APR 25 Searching for Y4995... Searching the city database file for: Y4995 ... Date:2300Z 26 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 1012 7 22.8 19.8 83 3.0 20.7 70 19 294.9 297.5 293.4 336.5 14.51 1 1000 110 21.4 19.1 87 2.3 19.8 75 25 294.5 297.1 293.0 334.7 14.05 2 955 508 17.6 17.2 98 0.4 17.4 57 24 294.6 296.9 292.2 331.9 13.03 3 925 781 16.2 15.2 94 1.0 15.5 45 23 295.9 298.0 291.7 329.9 11.82 4 863 1370 13.4 12.5 94 0.9 12.9 12 20 298.9 300.8 291.7 329.9 10.61 5 850 1498 13.4 10.1 80 3.3 11.4 5 18 300.2 301.9 290.9 327.2 9.17 6 843 1568 14.0 8.0 67 6.0 10.4 5 18 301.5 303.0 290.3 325.3 8.01 7 761 2422 7.4 5.0 85 2.4 6.1 15 17 303.3 304.7 290.3 324.9 7.20 8 737 2686 6.6 2.1 73 4.5 4.2 11 18 305.3 306.4 289.9 323.6 6.05 9 725 2821 6.6 -4.4 45 11.0 1.4 15 17 306.7 307.4 288.2 318.5 3.80 10 706 3039 5.0 1.6 79 3.4 3.2 29 14 307.3 308.4 290.5 325.9 6.09 11 700 3109 5.0 1.1 76 3.9 2.9 25 14 308.0 309.1 290.6 326.2 5.93 12 647 3747 0.6 -1.6 85 2.2 -0.5 34 20 310.1 311.0 290.7 326.4 5.26 13 630 3961 0.0 -3.4 78 3.4 -1.7 30 22 311.7 312.6 290.7 326.6 4.73 14 621 4076 -0.3 -14.3 34 14.0 -5.5 25 22 312.7 313.1 288.5 319.3 2.03 15 613 4180 -0.9 -18.9 24 18.0 -6.9 20 23 313.2 313.4 288.1 317.8 1.40 16 611 4206 -0.9 -17.9 26 17.0 -6.7 19 23 313.4 313.7 288.3 318.5 1.53 17 596 4404 -2.7 -11.7 50 9.0 -6.2 13 23 313.6 314.1 289.4 322.1 2.62 18 528 5351 -10.7 -13.4 80 2.7 -11.7 340 49 315.0 315.5 289.8 323.5 2.58 19 500 5770 -12.1 -15.1 78 3.0 -13.2 335 41 318.3 318.7 290.6 326.1 2.37 20 480 6080 -14.5 -16.1 88 1.6 -15.0 340 36 319.1 319.5 290.7 326.6 2.27 21 431 6889 -18.9 -20.9 84 2.0 -19.4 331 25 323.4 323.8 291.5 329.2 1.68 22 403 7385 -22.5 -23.3 93 0.8 -22.7 326 21 325.1 325.3 291.7 330.1 1.45 23 400 7440 -22.9 -24.0 91 1.1 -23.2 325 21 325.2 325.5 291.7 330.0 1.37 24 314 9165 -36.1 -38.5 78 2.4 -36.4 307 41 330.2 330.2 292.2 331.8 0.44 25 312 9210 -36.3 -42.3 54 6.0 -36.9 306 41 330.5 330.5 292.2 331.6 0.30 26 304 9389 -37.9 -43.9 53 6.0 -38.4 302 44 330.7 330.7 292.2 331.7 0.26 27 303 9412 -38.1 -43.1 59 5.0 -38.5 301 44 330.7 330.8 292.2 331.8 0.28 28 300 9480 -38.5 -46.5 43 8.0 -39.1 300 52 331.1 331.1 292.2 331.9 0.20 29 298 9526 -38.7 -53.7 19 15.0 -39.5 300 53 331.5 331.5 292.2 331.8 0.09 30 276 10051 -42.1 -62.1 10 20.0 -42.9 300 67 333.9 333.9 292.8 334.0 0.03 31 250 10720 -44.5 -67.5 6 23.0 -45.2 290 91 339.9 339.9 294.3 340.0 0.02 32 217 11664 -47.1 -73.1 4 26.0 -47.7 286 112 349.9 349.9 296.6 350.0 0.01 33 205 12039 -49.6 -74.2 4 24.6 -50.1 285 120 351.7 351.7 297.0 351.8 0.01 34 200 12200 -50.7 -74.7 4 24.0 -51.1 290 120 352.5 352.5 297.2 352.5 0.01 35 150 14030 -59.1 -84.1 3 25.0 -59.3 280 84 368.3 368.3 300.2 368.3 0.00 36 146 14199 -59.7 -84.7 2 25.0 -59.9 280 85 370.1 370.1 300.6 370.1 0.00 37 141 14418 -58.9 -84.9 2 26.0 -59.2 278 82 375.2 375.2 301.5 375.2 0.00 38 103 16335 -70.9 -87.9 6 17.0 -71.0 305 37 387.5 387.5 303.4 387.5 0.00 39 100 16510 -70.9 -87.9 6 17.0 -71.0 305 44 390.7 390.7 303.9 390.7 0.00 TRP 103 16335 -70.9 -87.9 6 17.0 -71.0 305 37 387.5 387.5 303.4 387.5 0.00 WND 205 12039 -49.6 -74.2 4 24.6 -50.1 285 120 351.7 351.7 297.0 351.8 0.01 Sounding variables and indices 1000-500 mb thick: 5660.00 m Freezing level: 630.00 mb = 3960.73 m = 12994.37 ft Wetbulb zero: 654.78 mb = 3650.09 m = 11975.21 ft Precipitable water: 1.58 inches Sfc-500 mean rel hum: 75.56 % Est. max temperature: 26.85 C = 80.34 F Sfc-Lift cond lev (LCL): 968.66 mb = 385.07 m = 1263.34 ft T: 18.77 C 700-500 lapse rate: 6.43 C/km ThetaE index: 17.99 C Layer 1000.0- 706.0 mb Conv cond level (CCL): 941.88 mb = 626.24 m = 2054.57 ft Mean mixing ratio: 13.03 g/kg Conv temperature: 23.02 C = 73.43 F Cap Strength: 1.32 C Lifted Index: -1.98 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.27 C Lifted Index @700 mb: -0.18 C Showalter Index: 0.54 C Risk: Thunderstorms probable Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 22.20 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 198.20 Risk: None Energy Index: -0.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 332.32 J/kg Max Up Vert Vel: 25.78 m/s Conv Inhibition (B-): 0.02 J/kg Cap Strength: 1.17 C Lift Cond Lev (LCL): 944.11 mb = 605.92 m = 1987.90 ft Lev Free Conv (LFC): 929.11 mb = 743.02 m = 2437.69 ft Equ Level (EL): 849.11 mb = 1506.81 m = 4943.53 ft B at Equ Level: 8.18 J/kg Max Parcel Lev (MPL): 819.11 mb = 1807.81 m = 5931.05 ft Wind level data Storm motion: 41 at 18 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 1012 7 70 19 -17.9 -6.5 | 141 9 -5.8 7.3 1 1000 110 75 25 -24.1 -6.5 | 121 14 -12.1 7.3 2 925 781 45 23 -16.3 -16.3 | 60 5 -4.2 -2.5 3 911 914 35 23 -13.2 -18.8 | 13 5 -1.2 -5.0 4 878 1219 20 22 -7.5 -20.7 | 327 8 4.5 -6.9 5 850 1498 5 18 -1.6 -17.9 | 292 11 10.5 -4.1 6 817 1829 5 16 -1.4 -15.9 | 281 11 10.6 -2.1 7 787 2134 20 17 -5.8 -16.0 | 289 7 6.2 -2.2 8 732 2743 10 18 -3.1 -17.7 | 294 10 8.9 -3.9 9 705 3048 30 14 -7.0 -12.1 | 252 5 5.0 1.7 10 700 3109 25 14 -5.9 -12.7 | 260 6 6.1 1.1 11 679 3353 40 17 -10.9 -13.0 | 235 1 1.1 0.8 12 628 3962 30 22 -11.0 -19.1 | 349 5 1.0 -5.2 13 605 4267 15 23 -6.0 -22.2 | 324 10 6.1 -8.4 14 560 4877 5 24 -2.1 -23.9 | 315 14 9.9 -10.1 15 539 5182 340 48 16.4 -45.1 | 318 42 28.4 -31.3 16 518 5486 340 49 16.8 -46.0 | 318 43 28.8 -32.2 17 500 5770 335 41 17.3 -37.2 | 308 38 29.4 -23.4 18 479 6096 340 36 12.3 -33.8 | 309 32 24.3 -20.0 19 460 6401 315 30 21.2 -21.2 | 283 34 33.2 -7.4 20 424 7010 335 24 10.1 -21.8 | 290 24 22.2 -7.9 21 400 7440 325 21 12.0 -17.2 | 278 24 24.1 -3.4 22 358 8230 330 27 13.5 -23.4 | 291 27 25.5 -9.6 23 301 9449 300 45 39.0 -22.5 | 280 52 51.0 -8.7 24 300 9480 300 52 45.0 -26.0 | 282 58 57.1 -12.2 25 263 10363 300 75 65.0 -37.5 | 287 81 77.0 -23.7 26 250 10720 290 91 85.5 -31.1 | 280 99 97.5 -17.3 27 205 12039 285 120 115.9 -31.1 | 278 129 127.9 -17.3 28 200 12192 285 120 115.9 -31.1 | 278 129 127.9 -17.3 29 200 12200 290 120 112.8 -41.0 | 282 128 124.8 -27.2 30 158 13716 285 92 88.9 -23.8 | 276 101 100.9 -10.0 31 150 14030 280 84 82.7 -14.6 | 270 95 94.8 -0.8 32 143 14326 280 85 83.7 -14.8 | 271 96 95.7 -1.0 33 129 14935 265 60 59.8 5.2 | 255 74 71.8 19.0 34 123 15240 270 49 49.0 -0.0 | 257 63 61.0 13.8 35 103 16335 305 37 30.3 -21.2 | 280 43 42.3 -7.4 36 101 16459 300 34 29.4 -17.0 | 274 42 41.5 -3.2 37 100 16510 305 44 36.0 -25.2 | 283 49 48.1 -11.4 38 95 16764 305 44 36.0 -25.2 | 283 49 48.1 -11.4 Wind Parameters Mean winds (0-6000m): 11.1 at 24.4 knts Storm direction: 41.1 at 18.3 knts Shear (0-3000m) pos: 1.2 neg: 3.4 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 119.2 deg Storm rel helicity (0-3000m) pos: 3.7 neg: -72.2 tot: -68.5 m^2/s^2 ave: -22.8 10^-3 m/s^2 rel: -0.63 Storm rel vorticity (0-3000m) horiz: 8.6 stream: -5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.80 Bulk Shear: 69.30 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 68 24 115 11| 0.0 6.9 6.9| 0.0 -25.3 -25.3 -50.7 -0.64| 14.1 -9.0 1000 57 24 96 8| 0.0 7.5 7.5| 0.0 -39.2 -39.2 -39.2 -0.75| 12.7 -9.5 1500 45 23 60 5| 0.0 6.8 6.8| 0.0 -60.0 -60.0 -40.0 -0.78| 12.2 -9.5 2000 37 21 12 3| 0.8 5.1 5.9| 1.6 -65.2 -63.6 -31.8 -0.72| 10.3 -7.4 2500 33 20 345 3| 0.6 4.1 4.7| 3.4 -65.2 -61.8 -24.7 -0.65| 8.9 -5.7 3000 30 20 328 4| 1.2 3.4 4.6| 3.7 -72.2 -68.5 -22.8 -0.63| 8.6 -5.4 4000 31 19 323 3| 1.3 3.1 4.4| 4.9 -73.4 -68.5 -17.1 -0.48| 8.0 -3.9 5000 26 20 325 5| 1.0 4.5 5.5| 14.8 -84.3 -69.5 -13.9 -0.39| 8.5 -3.3 6000 11 24 324 13| 0.9 4.4 5.3| 21.3-183.5-162.2 -27.0 -0.36| 9.8 -3.6 Wrote GIF file: /home/apache/climate/data/raob//Y4995/skewt/Y4995.skewt.20250426.23.gif