UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042606.upa.cvt Date: 0600Z 26 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 26 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 187 SFC 986 303 7.4 3.3 75 4.1 5.4 75 5 281.7 282.5 279.2 295.3 4.92 2 951 599 4.6 0.1 73 4.5 2.6 72 12 281.8 282.5 278.2 293.1 4.05 3 934 747 7.0 0.0 61 7.0 3.8 71 15 285.7 286.4 280.1 297.3 4.09 4 925 826 6.6 -0.4 61 7.0 3.4 70 17 286.1 286.8 280.2 297.5 4.01 5 868 1344 2.0 -2.2 74 4.2 0.2 70 20 286.5 287.2 280.1 297.2 3.74 6 850 1513 1.4 -7.6 51 9.0 -2.0 70 21 287.6 288.1 279.1 295.0 2.54 7 828 1724 1.0 -14.0 32 15.0 -3.9 66 19 289.4 289.6 278.6 294.1 1.56 8 809 1910 0.8 -18.2 23 19.0 -4.8 62 18 291.1 291.3 278.9 294.5 1.13 9 718 2861 -3.1 -23.1 20 20.0 -8.3 44 11 296.9 297.0 281.1 299.5 0.83 10 700 3061 -4.5 -19.5 30 15.0 -8.8 40 9 297.5 297.7 281.8 301.2 1.16 11 632 3857 -9.5 -15.5 62 6.0 -11.3 22 7 300.6 301.0 283.9 306.3 1.81 12 618 4029 -9.5 -24.5 28 15.0 -13.1 18 7 302.6 302.7 283.5 305.3 0.85 13 501 5615 -20.3 -29.3 44 9.0 -22.0 340 3 308.1 308.2 285.5 310.4 0.67 14 500 5630 -20.3 -28.3 49 8.0 -21.8 340 3 308.3 308.4 285.6 310.8 0.74 15 475 6008 -23.7 -29.7 58 6.0 -24.7 340 3 308.6 308.8 285.7 311.0 0.69 16 400 7240 -33.5 -46.5 26 13.0 -34.4 340 5 311.4 311.5 286.0 312.0 0.15 17 391 7399 -34.9 -48.9 23 14.0 -35.8 338 5 311.7 311.7 286.1 312.1 0.11 18 315 8861 -48.7 -54.7 50 6.0 -48.9 323 7 312.3 312.3 286.2 312.6 0.07 19 300 9180 -51.1 -58.1 43 7.0 -51.2 320 7 313.3 313.3 286.6 313.5 0.05 20 281 9601 -54.9 -60.9 47 6.0 -55.0 309 6 313.8 313.8 286.7 313.9 0.04 21 277 9692 -55.3 -59.1 62 3.8 -55.4 307 6 314.5 314.5 287.0 314.7 0.05 22 250 10340 -58.5 -67.5 30 9.0 -58.6 290 5 319.1 319.1 288.5 319.2 0.02 23 241 10569 -60.3 -68.3 34 8.0 -60.4 290 1 319.8 319.8 288.7 319.8 0.02 24 236 10700 -59.1 -70.1 23 11.0 -59.2 293 2 323.5 323.5 289.8 323.5 0.01 25 200 11740 -58.1 -77.1 7 19.0 -58.3 315 13 340.8 340.8 294.5 340.8 0.01 26 177 12510 -57.5 -79.5 4 22.0 -57.7 311 15 353.9 353.9 297.5 353.9 0.00 27 150 13560 -55.5 -82.5 2 27.0 -55.8 305 17 374.5 374.5 301.4 374.5 0.00 28 134 14280 -54.5 -83.5 2 29.0 -54.9 302 16 388.5 388.5 303.6 388.5 0.00 29 100 16150 -55.1 -85.1 1 30.0 -55.6 295 13 421.3 421.3 307.9 421.3 0.00 30 70 18410 -56.3 -86.3 1 30.0 -56.9 295 15 463.9 463.9 312.1 464.0 0.00 31 50 20540 -56.7 -86.7 1 30.0 -57.5 270 3 509.9 509.9 315.7 509.9 0.00 32 43 21490 -58.5 -86.5 2 28.0 -59.3 286 5 527.9 527.9 316.8 527.9 0.01 33 30 23760 -56.7 -86.7 1 30.0 -58.0 325 11 590.1 590.1 320.2 590.1 0.01 34 20 26330 -56.1 -87.1 1 31.0 -58.1 310 11 664.5 664.5 323.2 664.5 0.01 35 14 28605 -56.1 -87.1 1 31.0 -58.7 269 13 735.8 735.8 325.6 735.9 0.01 36 10 30780 -49.9 -83.9 1 34.0 -55.4 230 15 833.3 833.3 328.0 833.6 0.03 37 8.8 31619 -48.5 -83.5 1 35.0 -55.1 869.7 869.8 328.8 870.1 0.04 TRP 241 10569 -60.3 -68.3 34 8.0 -60.4 290 1 319.8 319.8 288.7 319.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5443.00 m Freezing level: 790.33 mb = 2105.05 m = 6906.26 ft Wetbulb zero: 866.42 mb = 1358.66 m = 4457.49 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 41.72 % Est. max temperature: 14.40 C = 57.93 F Sfc-Lift cond lev (LCL): 926.02 mb = 816.97 m = 2680.31 ft T: 6.65 C 700-500 lapse rate: 6.15 C/km ThetaE index: 3.43 C Layer 868.0- 809.0 mb Conv cond level (CCL): 712.80 mb = 2918.08 m = 9573.63 ft Mean mixing ratio: 4.15 g/kg Conv temperature: 22.72 C = 72.90 F Cap Strength: 11.41 C Lifted Index: 11.56 C Risk: None Lifted Index @300 mb: 12.40 C Lifted Index @700 mb: 7.32 C Showalter Index: 12.20 C Risk: None Total Totals Index: 34.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 12.70 C K Index: -0.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.65 J/kg Max Up Vert Vel: 7.57 m/s Conv Inhibition (B-): 71057.62 J/kg Cap Strength: 11.22 C Lift Cond Lev (LCL): 859.19 mb = 1426.21 m = 4679.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 83 at 7 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 ---------------------------------------------------------- 0 986 303 75 5 -4.8 -1.3 | 279 3 2.5 -0.4 1 925 826 70 17 -16.0 -5.8 | 61 10 -8.7 -4.9 2 850 1513 70 21 -19.7 -7.2 | 63 14 -12.4 -6.3 3 700 3061 40 9 -5.8 -6.9 | 346 6 1.5 -6.0 4 500 5630 340 3 1.0 -2.8 | 283 9 8.3 -1.9 5 400 7240 340 5 1.7 -4.7 | 293 10 9.0 -3.8 6 300 9180 320 7 4.5 -5.4 | 291 13 11.8 -4.4 7 250 10340 290 5 4.7 -1.7 | 274 12 12.0 -0.8 8 241 10569 290 1 0.9 -0.3 | 266 8 8.3 0.6 9 200 11740 315 13 9.2 -9.2 | 297 18 16.5 -8.3 10 150 13560 305 17 13.9 -9.8 | 293 23 21.2 -8.8 11 100 16150 295 13 11.8 -5.5 | 283 20 19.1 -4.6 12 70 18410 295 15 13.6 -6.3 | 285 22 20.9 -5.4 13 50 20540 270 3 3.0 -0.0 | 265 10 10.3 0.9 14 30 23760 325 11 6.3 -9.0 | 301 16 13.6 -8.1 15 20 26330 310 11 8.4 -7.1 | 291 17 15.7 -6.1 16 10 30780 230 15 11.5 9.6 | 241 22 18.8 10.6 Wind Parameters Mean winds (0-6000m): 52.8 at 9.8 knts Storm direction: 82.8 at 7.4 knts Shear (0-3000m) pos: 0.0 neg: 1.0 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 58.5 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -31.5 tot: -26.8 m^2/s^2 ave: -8.9 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 18.71 Bulk Shear: 1.53 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 71 11 48 4| 0.0 11.8 11.8| 2.9 0.0 2.9 5.9 0.45| 12.3 5.5 1000 70 15 58 7| 0.0 7.6 7.6| 4.2 0.0 4.2 4.2 0.38| 7.8 3.0 1500 70 16 59 9| 0.0 4.8 4.8| 4.7 -7.7 -3.0 -2.0 0.19| 6.6 1.2 2000 68 16 56 10| 0.0 2.7 2.7| 4.7 -18.3 -13.6 -6.8 -0.01| 6.2 -0.0 2500 66 16 52 9| 0.0 1.5 1.5| 4.7 -26.4 -21.7 -8.7 -0.14| 5.9 -0.8 3000 64 15 47 8| 0.0 1.0 1.0| 4.7 -31.5 -26.8 -8.9 -0.22| 5.5 -1.2 4000 59 13 33 7| 0.0 0.8 0.8| 4.7 -38.3 -33.6 -8.4 -0.30| 4.6 -1.4 5000 56 11 20 6| 0.0 0.6 0.6| 4.7 -45.0 -40.3 -8.1 -0.35| 4.0 -1.4 6000 53 10 6 5| 0.0 0.6 0.6| 6.1 -46.8 -40.7 -6.8 -0.34| 3.5 -1.2 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250426.06.gif