UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101506.upa.cvt Date: 0600Z 15 OCT 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 15 OCT 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 205 SFC 988 305 9.8 7.9 88 1.9 8.8 340 3 283.9 285.1 282.5 302.7 6.77 2 925 849 5.8 4.2 89 1.6 5.0 350 13 285.2 286.2 281.7 300.9 5.59 3 880 1256 4.0 4.0 100 0.0 4.0 321 11 287.5 288.5 283.0 303.9 5.80 4 850 1538 2.6 2.6 100 0.0 2.6 300 9 288.9 289.8 283.1 304.3 5.43 5 700 3083 -6.5 -7.9 90 1.4 -7.0 320 13 295.3 295.8 283.1 304.3 3.01 6 687 3229 -7.7 -8.3 95 0.6 -7.9 324 14 295.5 296.1 283.2 304.5 2.97 7 676 3355 -8.3 -11.1 80 2.8 -9.2 327 14 296.2 296.7 282.8 303.6 2.42 8 673 3389 -6.9 -20.9 32 14.0 -10.6 328 15 298.2 298.4 282.0 301.6 1.07 9 668 3448 -5.5 -30.5 12 25.0 -10.9 330 15 300.4 300.5 282.1 301.9 0.45 10 657 3578 -4.9 -41.9 4 37.0 -11.1 333 16 302.5 302.5 282.6 303.0 0.15 11 577 4586 -11.7 -26.7 28 15.0 -15.1 0 21 306.0 306.1 284.7 308.5 0.75 12 520 5376 -16.3 -49.3 4 33.0 -20.0 22 25 309.7 309.7 285.3 310.0 0.08 13 500 5670 -18.3 -43.3 9 25.0 -21.5 30 27 310.7 310.8 285.8 311.3 0.17 14 459 6304 -22.1 -45.1 11 23.0 -24.6 28 29 313.7 313.7 286.8 314.2 0.15 15 456 6352 -22.3 -40.3 18 18.0 -24.6 28 29 314.0 314.1 287.1 314.9 0.25 16 432 6747 -25.7 -33.7 47 8.0 -26.9 27 30 314.6 314.7 287.6 316.4 0.51 17 400 7300 -29.7 -38.7 41 9.0 -30.7 25 31 316.4 316.5 287.9 317.6 0.34 18 386 7553 -31.3 -43.3 30 12.0 -32.4 26 32 317.5 317.6 288.2 318.3 0.22 19 318 8897 -41.7 -45.9 64 4.2 -42.0 29 35 321.2 321.2 289.3 321.9 0.20 20 300 9290 -44.3 -49.3 57 5.0 -44.6 30 36 322.9 322.9 289.8 323.5 0.14 21 254 10387 -51.5 -60.5 33 9.0 -51.7 21 47 328.0 328.0 291.2 328.2 0.04 22 250 10490 -52.3 -60.3 38 8.0 -52.5 20 48 328.3 328.3 291.3 328.5 0.05 23 216 11415 -59.7 -64.1 56 4.4 -59.7 23 45 330.9 330.9 292.0 331.0 0.03 24 200 11890 -62.7 -68.7 44 6.0 -62.8 25 44 333.5 333.5 292.7 333.5 0.02 25 196 12015 -63.3 -68.3 51 5.0 -63.3 25 42 334.4 334.4 292.9 334.5 0.02 26 170 12899 -60.3 -81.3 5 21.0 -60.4 22 35 353.3 353.3 297.4 353.3 0.00 27 150 13680 -61.1 -82.1 5 21.0 -61.3 20 29 364.8 364.8 299.6 364.8 0.00 28 138 14199 -58.7 -83.7 3 25.0 -59.0 17 28 377.9 377.9 301.9 377.9 0.00 29 127 14720 -58.3 -84.3 2 26.0 -58.6 14 27 387.7 387.7 303.5 387.7 0.00 30 100 16210 -61.1 -86.1 2 25.0 -61.4 5 25 409.7 409.7 306.5 409.7 0.00 31 70 18430 -59.3 -87.3 1 28.0 -59.7 25 13 457.5 457.5 311.5 457.5 0.00 32 67 18704 -58.9 -86.9 2 28.0 -59.4 18 11 464.2 464.2 312.1 464.2 0.00 33 55 19930 -62.5 -89.5 1 27.0 -62.9 346 4 482.9 482.9 313.7 482.9 0.00 34 50 20520 -60.7 -88.7 1 28.0 -61.2 330 1 500.4 500.4 315.0 500.5 0.00 35 42 21607 -59.9 -88.9 1 29.0 -60.6 333 6 528.0 528.0 316.8 528.0 0.00 36 37 22395 -61.9 -89.9 1 28.0 -62.5 336 9 542.4 542.4 317.6 542.4 0.00 37 30 23700 -59.5 -89.5 1 30.0 -60.4 340 15 582.4 582.4 319.8 582.5 0.00 38 21 25940 -57.7 -88.7 1 31.0 -59.3 296 11 650.4 650.4 322.7 650.5 0.01 39 20 26250 -54.7 -87.7 1 33.0 -57.0 290 11 668.7 668.7 323.4 668.8 0.01 40 19 26579 -53.5 -87.5 1 34.0 -56.2 682.4 682.4 323.9 682.4 0.01 41 16 27681 -55.1 -88.1 1 33.0 -57.7 711.5 711.5 324.8 711.6 0.01 TRP 196 12015 -63.3 -68.3 51 5.0 -63.3 25 42 334.4 334.4 292.9 334.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5465.00 m Freezing level: 807.14 mb = 1979.43 m = 6494.11 ft Wetbulb zero: 809.45 mb = 1927.00 m = 6322.10 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 58.86 % Est. max temperature: 15.20 C = 59.36 F Sfc-Lift cond lev (LCL): 959.91 mb = 543.31 m = 1782.48 ft T: 8.05 C 700-500 lapse rate: 4.56 C/km ThetaE index: 1.78 C Layer 925.0- 880.0 mb Conv cond level (CCL): 898.28 mb = 1088.41 m = 3570.85 ft Mean mixing ratio: 5.99 g/kg Conv temperature: 12.42 C = 54.35 F Cap Strength: 8.93 C Lifted Index: 9.34 C Risk: None Lifted Index @300 mb: 14.98 C Lifted Index @700 mb: 1.86 C Showalter Index: 7.70 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 20.90 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 76.20 Risk: None Energy Index: 1.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.34 J/kg Max Up Vert Vel: 4.76 m/s Conv Inhibition (B-): 51924.82 J/kg Cap Strength: 9.21 C Lift Cond Lev (LCL): 916.80 mb = 921.73 m = 3024.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 12 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 ---------------------------------------------------------- 0 988 305 340 3 1.0 -2.8 | 222 11 7.1 8.0 1 925 849 350 13 2.3 -12.8 | 284 9 8.3 -2.0 2 850 1538 300 9 7.8 -4.5 | 246 15 13.8 6.3 3 700 3083 320 13 8.4 -10.0 | 267 14 14.4 0.8 4 500 5670 30 27 -13.5 -23.4 | 31 15 -7.5 -12.6 5 400 7300 25 31 -13.1 -28.1 | 22 19 -7.1 -17.3 6 300 9290 30 36 -18.0 -31.2 | 30 24 -12.0 -20.4 7 250 10490 20 48 -16.4 -45.1 | 17 36 -10.4 -34.3 8 200 11890 25 44 -18.6 -39.9 | 23 32 -12.6 -29.1 9 196 12015 25 42 -17.7 -38.1 | 23 30 -11.7 -27.3 10 150 13680 20 29 -9.9 -27.3 | 13 17 -3.9 -16.4 11 100 16210 5 25 -2.2 -24.9 | 345 15 3.9 -14.1 12 70 18430 25 13 -5.5 -11.8 | 331 1 0.5 -1.0 13 50 20520 330 1 0.5 -0.9 | 213 12 6.5 9.9 14 30 23700 340 15 5.1 -14.1 | 286 12 11.2 -3.3 15 20 26250 290 11 10.3 -3.8 | 247 18 16.4 7.0 Wind Parameters Mean winds (0-6000m): 359.2 at 16.5 knts Storm direction: 29.2 at 12.4 knts Shear (0-3000m) pos: 2.7 neg: 1.5 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 52.5 deg Storm rel helicity (0-3000m) pos: 49.0 neg: -23.2 tot: 25.8 m^2/s^2 ave: 8.6 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 11.16 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 ------------------------------------------------------------------------------- 500 348 8 246 8| 9.5 0.0 9.5| 20.9 0.0 20.9 41.9 0.95| 9.6 9.1 1000 341 10 260 9| 4.8 3.4 8.1| 21.4 -13.9 7.5 7.5 0.27| 8.5 2.3 1500 331 10 257 11| 3.2 3.0 6.2| 24.1 -23.2 0.9 0.6 0.13| 6.9 0.9 2000 324 10 256 12| 2.8 2.3 5.1| 31.0 -23.2 7.8 3.9 0.20| 5.6 1.1 2500 322 10 257 13| 2.6 1.8 4.5| 38.1 -23.2 14.9 6.0 0.26| 4.9 1.3 3000 322 11 259 13| 2.7 1.5 4.2| 49.0 -23.2 25.8 8.6 0.34| 4.6 1.6 4000 329 12 268 12| 3.0 1.1 4.2| 81.3 -23.2 58.2 14.5 0.51| 4.7 2.4 5000 344 14 287 10| 3.2 0.9 4.1|118.9 -23.2 95.7 19.1 0.63| 5.0 3.1 6000 359 17 312 8| 2.9 0.7 3.6|135.4 -26.8 108.6 18.1 0.62| 4.7 2.9 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251015.06.gif