UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043011.upa.cvt Date: 1100Z 30 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 30 APR 25 Station: LK520 WMO ident: 11520 Latitude: 50.00 Longitude: 14.45 ------------------------------------------------------------------------------- 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 197 SFC 988 301 21.2 8.2 43 13.0 13.6 40 1 295.4 296.6 287.2 315.5 6.91 2 973 433 18.2 6.2 45 12.0 11.5 33 1 293.6 294.7 285.8 311.4 6.11 3 925 862 14.2 5.2 55 9.0 9.3 10 3 293.8 294.9 285.8 311.2 6.00 4 850 1568 7.2 3.7 78 3.5 5.4 315 3 293.7 294.7 285.6 310.7 5.88 5 843 1636 6.6 3.8 82 2.8 5.1 316 3 293.8 294.8 285.7 311.1 5.97 6 839 1675 6.2 3.1 81 3.1 4.6 317 3 293.7 294.8 285.4 310.3 5.70 7 836 1704 7.0 1.0 66 6.0 4.0 318 3 294.9 295.8 285.1 309.3 4.92 8 831 1754 6.4 -1.6 57 8.0 2.7 319 3 294.7 295.5 284.1 306.8 4.09 9 764 2439 3.0 -9.0 41 12.0 -1.7 334 2 298.2 298.7 283.8 306.0 2.53 10 700 3142 -1.7 -13.7 39 12.0 -5.8 350 1 300.6 300.9 284.0 306.5 1.89 11 675 3430 -3.5 -21.5 23 18.0 -8.5 345 2 301.7 301.9 283.4 305.0 1.02 12 648 3750 -6.1 -16.1 45 10.0 -9.3 340 2 302.3 302.6 284.4 307.6 1.68 13 621 4081 -7.3 -19.3 38 12.0 -10.8 334 3 304.7 304.9 284.9 309.0 1.34 14 563 4837 -12.1 -24.1 36 12.0 -15.0 321 5 307.7 307.8 285.7 310.9 0.97 15 500 5730 -19.5 -26.5 54 7.0 -21.0 305 7 309.3 309.4 286.1 312.2 0.88 16 483 5986 -21.5 -27.5 58 6.0 -22.7 309 9 309.9 310.0 286.3 312.7 0.83 17 461 6328 -24.1 -31.1 52 7.0 -25.2 314 11 310.8 310.9 286.4 312.9 0.62 18 446 6569 -25.3 -35.3 39 10.0 -26.7 318 12 312.2 312.3 286.6 313.7 0.42 19 436 6733 -26.7 -32.7 57 6.0 -27.6 320 13 312.5 312.6 286.9 314.4 0.56 20 424 6934 -28.1 -38.1 38 10.0 -29.3 323 14 313.2 313.3 286.9 314.4 0.34 21 400 7350 -31.3 -39.3 45 8.0 -32.1 330 17 314.3 314.4 287.2 315.4 0.32 22 342 8444 -38.7 -49.7 30 11.0 -39.4 327 15 318.7 318.7 288.5 319.1 0.12 23 300 9330 -46.3 -56.3 31 10.0 -46.6 325 13 320.1 320.1 288.8 320.3 0.06 24 291 9531 -47.9 -58.9 27 11.0 -48.2 326 14 320.6 320.6 289.0 320.8 0.05 25 271 9995 -51.9 -55.8 63 3.9 -52.0 328 16 321.4 321.4 289.3 321.7 0.07 26 250 10510 -56.3 -60.8 57 4.5 -56.4 330 19 322.4 322.4 289.5 322.5 0.04 27 240 10769 -58.5 -62.8 58 4.3 -58.6 332 21 322.8 322.8 289.6 323.0 0.03 28 207 11689 -64.9 -70.9 43 6.0 -65.0 340 29 326.8 326.8 290.8 326.8 0.01 29 200 11900 -65.3 -71.3 43 6.0 -65.4 335 29 329.3 329.4 291.5 329.4 0.01 30 183 12440 -64.3 -78.3 13 14.0 -64.4 330 27 339.4 339.4 294.2 339.5 0.00 31 155 13465 -59.5 -84.5 2 25.0 -59.7 322 24 364.1 364.1 299.5 364.1 0.00 32 150 13670 -59.5 -84.5 2 25.0 -59.7 320 23 367.6 367.6 300.1 367.6 0.00 33 113 15445 -57.7 -85.7 2 28.0 -58.0 330 22 401.9 401.9 305.5 402.0 0.00 34 100 16210 -60.1 -87.1 2 27.0 -60.4 335 21 411.6 411.6 306.7 411.6 0.00 35 93 16666 -57.3 -86.3 1 29.0 -57.8 325 18 425.8 425.8 308.4 425.8 0.00 36 72 18274 -60.5 -88.5 1 28.0 -60.9 289 8 451.3 451.3 311.0 451.3 0.00 37 70 18450 -59.9 -87.9 1 28.0 -60.3 285 7 456.2 456.2 311.4 456.2 0.00 38 58 19627 -57.1 -88.1 1 31.0 -57.8 310 9 487.8 487.8 314.1 487.8 0.00 39 55 19961 -58.5 -88.5 1 30.0 -59.1 317 10 492.0 492.0 314.4 492.0 0.00 40 50 20560 -57.1 -88.1 1 31.0 -57.9 330 11 508.9 508.9 315.6 508.9 0.00 41 33 23187 -55.5 -87.5 1 32.0 -56.9 289 8 577.4 577.4 319.5 577.4 0.01 42 30 23790 -57.1 -88.1 1 31.0 -58.4 280 7 589.0 589.0 320.1 589.0 0.01 43 29 24005 -57.3 -88.3 1 31.0 -58.6 275 8 594.2 594.2 320.3 594.2 0.01 44 24 25212 -55.5 -88.5 1 33.0 -57.3 244 14 632.4 632.4 322.0 632.5 0.01 45 22 25773 -51.5 -87.5 1 36.0 -54.4 230 16 660.3 660.3 323.1 660.3 0.01 46 20 26390 -54.3 -87.3 1 33.0 -56.6 215 19 670.0 670.0 323.4 670.0 0.01 47 19 26720 -54.7 -87.7 1 33.0 -57.1 215 18 678.6 678.6 323.7 678.7 0.01 48 12 29719 -47.3 -86.3 0 39.0 -53.3 219 9 800.2 800.2 327.3 800.3 0.02 49 11 30295 -48.3 -87.3 0 39.0 -54.2 219 7 816.7 816.7 327.7 816.8 0.02 50 10 30930 -44.1 -84.1 0 40.0 -52.2 220 5 854.9 854.9 328.5 855.2 0.03 51 7.2 33169 -36.9 -78.9 0 42.0 -50.7 968.7 968.7 330.7 969.9 0.11 TRP 207 11689 -64.9 -70.9 43 6.0 -65.0 340 29 326.8 326.8 290.8 326.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5533.00 m Freezing level: 723.15 mb = 2887.77 m = 9474.18 ft Wetbulb zero: 790.50 mb = 2161.10 m = 7090.13 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 46.06 % Est. max temperature: 19.95 C = 67.91 F Sfc-Lift cond lev (LCL): 814.60 mb = 1916.20 m = 6286.66 ft T: 5.59 C 700-500 lapse rate: 6.88 C/km ThetaE index: 5.07 C Layer 839.0- 700.0 mb Conv cond level (CCL): 757.88 mb = 2503.79 m = 8214.42 ft Mean mixing ratio: 6.09 g/kg Conv temperature: 24.29 C = 75.72 F Cap Strength: 2.59 C Lifted Index: 1.87 C Risk: Showers probable Lifted Index @300 mb: 6.36 C Lifted Index @700 mb: 1.68 C Showalter Index: 2.34 C Risk: Showers probable Total Totals Index: 49.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 23.20 C K Index: 18.40 Risk: < 20 % chance of thunderstorms Sweat Index: 75.40 Risk: None Energy Index: 0.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.15 J/kg Max Up Vert Vel: 3.21 m/s Conv Inhibition (B-): 63095.45 J/kg Cap Strength: 2.52 C Lift Cond Lev (LCL): 809.71 mb = 1965.34 m = 6447.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 3 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 ---------------------------------------------------------- 0 988 301 40 1 -0.6 -0.8 | 147 2 -1.2 1.9 1 925 862 10 3 -0.5 -3.0 | 76 1 -1.1 -0.3 2 850 1568 315 3 2.1 -2.1 | 250 2 1.5 0.6 3 700 3142 350 1 0.2 -1.0 | 166 2 -0.4 1.7 4 500 5730 305 7 5.7 -4.0 | 285 5 5.1 -1.3 5 400 7350 330 17 8.5 -14.7 | 327 14 7.9 -12.0 6 300 9330 325 13 7.5 -10.6 | 319 11 6.9 -8.0 7 250 10510 330 19 9.5 -16.5 | 327 16 8.9 -13.8 8 207 11689 340 29 9.9 -27.3 | 339 26 9.3 -24.6 9 200 11900 335 29 12.3 -26.3 | 334 26 11.7 -23.6 10 150 13670 320 23 14.8 -17.6 | 316 21 14.2 -14.9 11 100 16210 335 21 8.9 -19.0 | 333 18 8.3 -16.4 12 70 18450 285 7 6.8 -1.8 | 262 6 6.2 0.9 13 50 20560 330 11 5.5 -9.5 | 324 8 4.9 -6.8 14 30 23790 280 7 6.9 -1.2 | 257 6 6.3 1.5 15 20 26390 215 19 10.9 15.6 | 209 21 10.3 18.2 16 10 30930 220 5 3.2 3.8 | 202 7 2.6 6.5 Wind Parameters Mean winds (0-6000m): 317.5 at 3.7 knts Storm direction: 347.5 at 2.7 knts Shear (0-3000m) pos: 0.3 neg: 0.5 tot: 0.7 10-3/s Storm rel Dir Shear (0-3000m): 20.7 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -1.6 tot: -1.6 m^2/s^2 ave: -0.5 10^-3 m/s^2 rel: -0.68 Storm rel vorticity (0-3000m) horiz: 1.3 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.79 Bulk Shear: 1.36 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 19 2 127 1| 0.0 2.0 2.0| 0.0 -0.8 -0.8 -1.5 -0.85| 2.1 -1.8 1000 4 2 108 1| 0.0 1.4 1.4| 0.0 -1.0 -1.0 -1.0 -0.78| 2.1 -1.6 1500 348 3 151 0| 0.0 0.9 0.9| 0.0 -1.2 -1.2 -0.8 -0.70| 1.9 -1.3 2000 342 3 217 0| 0.2 0.7 0.9| 0.0 -1.4 -1.4 -0.7 -0.72| 1.6 -1.2 2500 340 2 208 0| 0.3 0.6 0.9| 0.0 -1.5 -1.5 -0.6 -0.73| 1.4 -1.1 3000 339 2 198 1| 0.3 0.5 0.7| 0.0 -1.6 -1.6 -0.5 -0.68| 1.3 -0.9 4000 337 2 206 1| 0.2 0.6 0.9| 0.3 -1.6 -1.3 -0.3 -0.38| 1.3 -0.5 5000 326 3 250 1| 0.2 0.8 1.0| 0.3 -1.9 -1.6 -0.3 -0.31| 1.3 -0.4 6000 318 4 271 2| 0.2 0.8 1.0| 4.2 -2.4 1.9 0.3 -0.13| 1.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250430.11.gif