UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1200Z 16 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 67 SFC 973 305 23.4 10.4 44 13.0 15.4 100 11 298.9 300.4 289.6 322.8 8.16 2 925 742 18.2 9.2 56 9.0 12.8 115 13 297.9 299.4 289.0 321.1 7.91 3 906 919 16.4 8.4 59 8.0 11.7 121 14 297.8 299.2 288.8 320.2 7.65 4 885 1118 14.6 6.6 59 8.0 10.0 128 15 298.0 299.2 288.2 318.3 6.92 5 850 1458 12.0 3.0 54 9.0 7.2 140 17 298.7 299.7 287.2 315.3 5.59 6 766 2319 6.2 -2.8 52 9.0 2.0 167 22 301.5 302.2 286.6 313.8 4.06 7 750 2492 5.0 -7.0 41 12.0 -0.2 172 23 302.0 302.6 285.8 311.3 3.01 8 736 2646 5.2 -15.8 20 21.0 -2.3 177 24 303.9 304.1 284.8 308.7 1.51 9 700 3054 3.6 -27.4 8 31.0 -4.9 190 27 306.5 306.6 284.7 308.4 0.58 10 694 3124 3.4 -28.6 7 32.0 -5.1 190 27 307.0 307.1 284.8 308.8 0.52 11 625 3961 -4.1 -31.1 10 27.0 -10.2 187 30 307.8 307.8 285.1 309.3 0.46 12 551 4942 -10.7 -45.7 4 35.0 -15.8 183 33 311.2 311.2 285.9 311.7 0.12 13 542 5068 -11.5 -44.5 5 33.0 -16.3 182 33 311.7 311.8 286.1 312.2 0.13 14 500 5680 -16.7 -47.7 5 31.0 -20.4 180 35 312.7 312.7 286.4 313.1 0.10 15 413 7082 -28.7 -54.7 6 26.0 -30.5 184 32 314.8 314.8 287.1 315.0 0.06 16 400 7310 -30.7 -45.7 22 15.0 -32.0 185 31 315.1 315.1 287.3 315.7 0.16 17 366 7932 -36.5 -41.4 60 4.9 -36.9 183 31 315.5 315.5 287.6 316.5 0.28 18 354 8162 -38.3 -40.7 78 2.4 -38.5 183 31 316.1 316.1 287.8 317.2 0.31 19 331 8621 -41.3 -55.3 21 14.0 -41.9 182 31 318.1 318.1 288.2 318.3 0.06 20 300 9280 -46.5 -60.5 19 14.0 -46.9 180 31 319.8 319.8 288.7 320.0 0.04 21 250 10460 -57.1 -63.1 46 6.0 -57.2 215 23 321.2 321.2 289.2 321.3 0.03 22 226 11092 -62.1 -67.1 51 5.0 -62.1 225 29 322.9 322.9 289.7 323.0 0.02 23 221 11232 -59.1 -69.1 26 10.0 -59.2 218 32 329.6 329.6 291.6 329.7 0.02 24 212 11493 -58.1 -73.1 13 15.0 -58.3 204 39 335.1 335.1 293.1 335.2 0.01 25 205 11704 -59.7 -73.7 15 14.0 -59.8 193 44 335.8 335.8 293.3 335.9 0.01 26 200 11860 -56.5 -76.5 6 20.0 -56.7 185 48 343.3 343.3 295.1 343.3 0.01 27 176 12677 -51.3 -81.3 2 30.0 -51.8 192 49 364.6 364.6 299.6 364.6 0.00 28 150 13710 -52.1 -83.1 1 31.0 -52.6 200 50 380.3 380.3 302.3 380.3 0.00 29 141 14111 -50.1 -82.1 1 32.0 -50.8 200 45 390.6 390.6 303.9 390.6 0.00 30 100 16310 -58.1 -86.1 2 28.0 -58.5 200 15 415.5 415.5 307.2 415.5 0.00 31 96 16567 -59.1 -86.1 2 27.0 -59.5 194 15 418.4 418.4 307.5 418.4 0.00 32 90 16974 -57.3 -85.3 2 28.0 -57.8 185 16 429.8 429.8 308.8 429.8 0.00 33 74 18202 -61.3 -87.3 2 26.0 -61.6 158 18 446.1 446.1 310.5 446.1 0.00 34 70 18550 -58.5 -86.5 2 28.0 -59.0 150 19 459.2 459.2 311.7 459.2 0.00 35 65 19019 -56.5 -85.5 1 29.0 -57.2 149 17 473.4 473.4 312.9 473.5 0.00 36 53 20311 -58.3 -86.3 2 28.0 -59.0 146 12 497.7 497.7 314.8 497.8 0.00 37 50 20680 -56.1 -86.1 1 30.0 -57.0 145 11 511.3 511.3 315.7 511.3 0.00 38 30 23930 -56.1 -86.1 1 30.0 -57.5 100 9 591.7 591.7 320.2 591.8 0.01 39 27 24601 -54.5 -85.5 1 31.0 -56.3 97 12 614.3 614.3 321.2 614.4 0.01 40 24 25350 -56.5 -86.5 1 30.0 -58.1 94 15 629.5 629.5 321.9 629.6 0.01 41 20 26510 -54.5 -85.5 1 31.0 -56.8 90 19 669.4 669.4 323.4 669.4 0.01 42 10 31000 -49.3 -83.3 1 34.0 -55.1 115 19 835.5 835.5 328.1 835.9 0.04 43 9.1 31621 -47.5 -82.5 1 35.0 -54.4 865.3 865.3 328.7 865.7 0.05 44 7.2 33171 -46.7 -82.7 1 36.0 -54.9 928.5 928.5 329.9 929.1 0.06 TRP 226 11092 -62.1 -67.1 51 5.0 -62.1 225 29 322.9 322.9 289.7 323.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5613.00 m Freezing level: 662.72 mb = 3503.12 m = 11493.03 ft Wetbulb zero: 751.18 mb = 2479.13 m = 8133.53 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 26.30 % Est. max temperature: 24.10 C = 75.38 F Sfc-Lift cond lev (LCL): 803.10 mb = 1927.87 m = 6324.95 ft T: 8.84 C 700-500 lapse rate: 7.73 C/km ThetaE index: 14.40 C Layer 925.0- 694.0 mb Conv cond level (CCL): 761.50 mb = 2367.61 m = 7767.65 ft Mean mixing ratio: 7.65 g/kg Conv temperature: 26.13 C = 79.03 F Cap Strength: 3.09 C Lifted Index: -0.67 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.05 C Lifted Index @700 mb: 2.94 C Showalter Index: 2.38 C Risk: Showers probable Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 19.70 C K Index: 0.70 Risk: None Sweat Index: 105.00 Risk: None Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 213.32 J/kg Max Up Vert Vel: 20.66 m/s Conv Inhibition (B-): 180.66 J/kg Cap Strength: 2.98 C Lift Cond Lev (LCL): 800.17 mb = 1958.13 m = 6424.24 ft Lev Free Conv (LFC): 525.17 mb = 5307.31 m = 17412.23 ft Equ Level (EL): 295.17 mb = 9385.04 m = 30790.44 ft B at Equ Level: 213.02 J/kg Max Parcel Lev (MPL): 205.17 mb = 11699.05 m = 38382.25 ft Wind level data Storm motion: 206 at 19 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 ---------------------------------------------------------- 0 973 305 100 11 -10.8 1.9 | 51 25 -19.3 -15.6 1 925 742 115 13 -11.8 5.5 | 59 24 -20.2 -12.0 2 850 1458 140 17 -10.9 13.0 | 77 20 -19.4 -4.5 3 700 3054 190 27 4.7 26.6 | 157 10 -3.8 9.1 4 500 5680 180 35 0.0 35.0 | 154 19 -8.5 17.5 5 400 7310 185 31 2.7 30.9 | 157 15 -5.8 13.4 6 300 9280 180 31 0.0 31.0 | 148 16 -8.5 13.5 7 250 10460 215 23 13.2 18.8 | 254 5 4.7 1.4 8 226 11092 225 29 20.5 20.5 | 256 12 12.0 3.0 9 200 11860 185 48 4.2 47.8 | 172 31 -4.3 30.3 10 150 13710 200 50 17.1 47.0 | 196 31 8.6 29.5 11 100 16310 200 15 5.1 14.1 | 45 5 -3.3 -3.4 12 70 18550 150 19 -9.5 16.5 | 87 18 -18.0 -1.0 13 50 20680 145 11 -6.3 9.0 | 60 17 -14.8 -8.5 14 30 23930 100 9 -8.9 1.6 | 47 24 -17.3 -15.9 15 20 26510 90 19 -19.0 0.0 | 58 33 -27.5 -17.5 16 10 31000 115 19 -17.2 8.0 | 70 27 -25.7 -9.5 Wind Parameters Mean winds (0-6000m): 175.8 at 25.9 knts Storm direction: 205.8 at 19.4 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 106.5 deg Storm rel helicity (0-3000m) pos: 133.3 neg: 0.0 tot: 133.3 m^2/s^2 ave: 44.4 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.0 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 2.84 Bulk Shear: 75.23 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 ------------------------------------------------------------------------------- 500 109 12 56 24| 4.4 0.0 4.4| 26.0 0.0 26.0 52.0 0.94| 4.5 4.2 1000 119 13 62 23| 4.9 0.0 4.9| 53.5 0.0 53.5 53.5 0.91| 5.0 4.5 1500 129 15 68 22| 5.1 0.0 5.1| 78.9 0.0 78.9 52.6 0.89| 5.3 4.7 2000 139 16 75 20| 5.3 0.0 5.3|101.9 0.0 101.9 51.0 0.87| 5.6 4.9 2500 150 18 83 17| 5.4 0.0 5.4|123.0 0.0 123.0 49.2 0.88| 6.0 5.3 3000 160 19 93 15| 5.1 0.0 5.1|133.3 0.0 133.3 44.4 0.87| 5.8 5.0 4000 170 22 108 13| 3.8 0.5 4.3|133.3 -0.6 132.7 33.2 0.78| 4.8 3.7 5000 174 24 121 13| 3.1 0.8 3.8|133.3 -2.8 130.4 26.1 0.70| 4.2 2.9 6000 176 26 129 13| 2.5 0.7 3.2|134.9 -4.1 130.8 21.8 0.65| 3.8 2.5 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250416.12.gif