UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 9 DEC 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 152 SFC 982 305 13.2 8.3 72 4.9 10.4 230 1 287.8 289.1 284.4 307.6 7.00 2 935 715 9.0 7.6 91 1.4 8.2 251 14 287.6 288.9 284.3 307.3 7.01 3 925 804 9.2 6.6 84 2.6 7.8 255 17 288.7 289.9 284.4 307.4 6.62 4 907 968 10.8 1.8 54 9.0 6.3 261 18 292.0 292.8 283.8 305.9 4.80 5 850 1505 6.6 2.5 75 4.1 4.5 280 21 293.1 294.0 284.8 308.7 5.39 6 840 1602 5.8 2.3 78 3.5 4.0 280 22 293.2 294.2 284.9 308.8 5.38 7 819 1809 6.2 -5.8 42 12.0 1.1 280 24 295.8 296.3 283.3 304.8 3.02 8 700 3077 -1.7 -20.7 22 19.0 -7.2 280 36 300.6 300.8 283.0 304.0 1.05 9 657 3578 -4.9 -30.9 11 26.0 -10.6 280 37 302.5 302.6 283.0 304.0 0.44 10 642 3759 -5.5 -19.5 32 14.0 -9.6 280 37 303.8 304.1 284.5 307.9 1.27 11 594 4364 -8.9 -29.9 16 21.0 -13.5 280 38 306.7 306.8 284.8 308.5 0.54 12 574 4629 -10.1 -13.1 79 3.0 -11.1 280 38 308.3 308.8 287.4 316.1 2.43 13 537 5139 -12.9 -16.5 74 3.6 -14.0 280 39 310.9 311.3 287.8 317.3 1.96 14 509 5545 -15.1 -19.1 71 4.0 -16.3 280 40 313.0 313.3 288.2 318.5 1.66 15 500 5680 -15.9 -21.9 60 6.0 -17.4 280 40 313.7 313.9 288.1 318.1 1.32 16 493 5787 -16.1 -26.1 42 10.0 -18.4 280 40 314.7 314.9 288.1 317.8 0.92 17 476 6051 -17.9 -26.9 45 9.0 -19.9 281 41 315.6 315.8 288.3 318.7 0.89 18 400 7330 -28.3 -32.1 70 3.8 -28.9 285 44 318.2 318.3 288.9 320.5 0.65 19 388 7548 -29.9 -33.3 72 3.4 -30.4 288 45 318.9 319.0 289.0 321.0 0.59 20 347 8332 -36.9 -39.4 78 2.5 -37.1 297 48 319.8 319.8 289.0 321.1 0.36 21 300 9320 -45.7 -48.9 70 3.2 -45.9 310 52 320.9 321.0 289.2 321.5 0.15 22 285 9657 -48.9 -52.8 64 3.9 -49.0 314 55 321.1 321.1 289.2 321.5 0.10 23 250 10500 -55.9 -60.4 57 4.5 -56.0 325 64 323.0 323.0 289.7 323.1 0.04 24 230 11025 -60.7 -65.4 54 4.7 -60.7 331 70 323.4 323.5 289.8 323.5 0.03 25 204 11761 -66.7 -72.5 44 5.8 -66.7 340 79 325.3 325.3 290.3 325.3 0.01 26 200 11880 -67.7 -73.7 42 6.0 -67.7 340 77 325.5 325.5 290.5 325.6 0.01 27 198 11940 -68.1 -74.1 42 6.0 -68.1 342 74 325.8 325.8 290.5 325.9 0.01 28 192 12124 -68.7 -73.3 51 4.6 -68.7 347 65 327.8 327.8 291.1 327.8 0.01 29 189 12218 -69.1 -72.5 61 3.4 -69.1 350 60 328.6 328.6 291.3 328.6 0.01 30 174 12715 -65.9 -81.9 9 16.0 -66.0 337 58 341.7 341.7 294.7 341.8 0.00 31 159 13259 -67.7 -82.7 10 15.0 -67.8 324 56 347.6 347.6 296.1 347.6 0.00 32 150 13610 -65.9 -82.9 8 17.0 -66.0 315 54 356.6 356.6 298.0 356.6 0.00 33 139 14075 -63.7 -83.7 5 20.0 -63.8 318 52 368.3 368.3 300.2 368.3 0.00 34 118 15076 -65.5 -85.5 5 20.0 -65.6 324 47 382.6 382.6 302.6 382.6 0.00 35 101 16029 -62.7 -85.7 3 23.0 -62.9 330 42 405.4 405.4 305.9 405.4 0.00 36 100 16090 -63.1 -86.1 3 23.0 -63.3 330 42 405.8 405.8 306.0 405.8 0.00 37 84 17160 -62.7 -86.7 3 24.0 -63.0 328 39 427.4 427.4 308.6 427.4 0.00 38 70 18280 -62.7 -87.7 2 25.0 -63.0 325 35 450.2 450.2 310.9 450.3 0.00 39 50 20330 -66.9 -89.9 3 23.0 -67.1 340 29 485.8 485.8 313.9 485.8 0.00 40 36 22308 -68.5 -90.5 3 22.0 -68.8 327 40 529.6 529.6 316.9 529.6 0.00 41 30 23410 -65.5 -90.5 2 25.0 -66.0 320 46 566.1 566.1 318.9 566.1 0.00 42 29 23616 -64.9 -89.9 2 25.0 -65.4 319 47 573.2 573.2 319.3 573.3 0.00 43 20 25860 -68.7 -91.7 2 23.0 -69.2 305 62 625.9 625.9 321.7 625.9 0.00 44 17 26829 -71.3 -93.3 2 22.0 -71.6 303 65 647.3 647.3 322.6 647.3 0.00 45 15 27573 -70.3 -93.3 2 23.0 -70.8 301 67 674.2 674.2 323.6 674.3 0.00 46 13 28440 -63.3 -90.3 1 27.0 -64.6 299 70 726.6 726.6 325.3 726.7 0.01 47 10 30050 -64.5 -90.5 2 26.0 -65.9 295 75 778.8 778.8 326.7 778.9 0.01 48 5.2 34119 -56.9 -86.9 1 30.0 -61.7 973.1 973.2 330.7 973.6 0.04 TRP 189 12218 -69.1 -72.5 61 3.4 -69.1 350 60 328.6 328.6 291.3 328.6 0.01 WND 204 11761 -66.7 -72.5 44 5.8 -66.7 340 79 325.3 325.3 290.3 325.3 0.01 Sounding variables and indices 1000-500 mb thick: 5528.00 m Freezing level: 725.61 mb = 2804.18 m = 9199.95 ft Wetbulb zero: 803.52 mb = 1963.24 m = 6440.99 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 49.09 % Est. max temperature: 19.50 C = 67.10 F Sfc-Lift cond lev (LCL): 912.12 mb = 920.70 m = 3020.64 ft T: 10.34 C 700-500 lapse rate: 5.46 C/km ThetaE index: 4.85 C Layer 819.0- 657.0 mb Conv cond level (CCL): 769.38 mb = 2313.89 m = 7591.42 ft Mean mixing ratio: 6.21 g/kg Conv temperature: 23.02 C = 73.43 F Cap Strength: 8.02 C Lifted Index: 8.28 C Risk: None Lifted Index @300 mb: 10.00 C Lifted Index @700 mb: 3.88 C Showalter Index: 7.22 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 18.40 C K Index: 6.00 Risk: None Sweat Index: 112.00 Risk: None Energy Index: 1.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.40 J/kg Max Up Vert Vel: 7.40 m/s Conv Inhibition (B-): 61865.30 J/kg Cap Strength: 8.03 C Lift Cond Lev (LCL): 867.76 mb = 1333.76 m = 4375.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 24 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 ---------------------------------------------------------- 0 982 305 230 1 0.8 0.6 | 131 23 -17.6 15.4 1 925 804 255 17 16.4 4.4 | 174 19 -1.9 19.2 2 850 1505 280 21 20.7 -3.6 | 192 11 2.3 11.1 3 700 3077 280 36 35.5 -6.3 | 244 19 17.1 8.5 4 500 5680 280 40 39.4 -6.9 | 250 22 21.0 7.8 5 400 7330 285 44 42.5 -11.4 | 262 24 24.1 3.4 6 300 9320 310 52 39.8 -33.4 | 311 28 21.5 -18.7 7 250 10500 325 64 36.7 -52.4 | 334 42 18.4 -37.7 8 204 11761 340 79 27.0 -74.2 | 352 60 8.7 -59.5 9 200 11880 340 77 26.3 -72.4 | 352 58 8.0 -57.6 10 189 12218 350 60 10.4 -59.1 | 10 45 -7.9 -44.3 11 150 13610 315 54 38.2 -38.2 | 320 31 19.8 -23.4 12 100 16090 330 42 21.0 -36.4 | 353 22 2.6 -21.6 13 70 18280 325 35 20.1 -28.7 | 353 14 1.7 -13.9 14 50 20330 340 29 9.9 -27.3 | 34 15 -8.4 -12.5 15 30 23410 320 46 29.6 -35.2 | 331 23 11.2 -20.5 16 20 25860 305 62 50.8 -35.6 | 303 39 32.4 -20.8 17 10 30050 295 75 68.0 -31.7 | 289 52 49.6 -16.9 Wind Parameters Mean winds (0-6000m): 278.8 at 31.4 knts Storm direction: 308.8 at 23.6 knts Shear (0-3000m) pos: 4.0 neg: 2.1 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 112.9 deg Storm rel helicity (0-3000m) pos: 156.3 neg: 0.0 tot: 156.3 m^2/s^2 ave: 52.1 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 5.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.37 Bulk Shear: 73.46 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 ------------------------------------------------------------------------------- 500 254 9 151 20| 16.6 0.0 16.6| 90.8 0.0 90.8 181.7 0.97| 17.1 16.5 1000 261 14 164 18| 9.8 0.0 9.8|106.0 0.0 106.0 106.0 0.85| 11.8 10.0 1500 269 16 172 15| 8.0 0.0 8.0|118.8 0.0 118.8 79.2 0.82| 9.8 8.1 2000 273 19 182 14| 6.0 1.2 7.2|133.1 0.0 133.1 66.6 0.83| 8.6 7.2 2500 275 21 193 13| 4.8 2.0 6.7|147.4 0.0 147.4 59.0 0.82| 7.9 6.5 3000 276 24 203 13| 4.0 2.1 6.1|156.3 0.0 156.3 52.1 0.81| 7.1 5.7 4000 278 27 217 14| 3.0 1.8 4.8|160.9 0.0 160.9 40.2 0.80| 5.5 4.4 5000 278 29 226 15| 2.4 1.6 4.0|165.5 0.0 165.5 33.1 0.79| 4.5 3.6 6000 279 31 232 16| 2.2 1.3 3.5|178.8 0.0 178.8 29.8 0.79| 4.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251209.11.gif