UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 27 OCT 25 Station: LK747 WMO ident: 11747 Latitude: 49.45 Longitude: 17.13 ------------------------------------------------------------------------------- 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 9 SFC 975 218 7.4 4.4 81 3.0 5.9 200 11 282.6 283.5 280.3 297.5 5.38 2 925 649 3.6 1.4 86 2.2 2.6 225 33 283.0 283.8 279.4 295.8 4.57 3 906 817 2.0 0.6 90 1.4 1.4 229 33 283.0 283.8 279.3 295.4 4.41 4 850 1330 -0.7 -1.3 96 0.6 -1.0 240 35 285.4 286.1 280.0 297.0 4.09 5 798 1831 -3.9 -4.1 99 0.2 -4.0 247 35 287.2 287.8 280.1 297.4 3.53 6 700 2857 -8.5 -9.1 95 0.6 -8.7 260 36 293.1 293.6 281.8 301.2 2.74 7 651 3416 -11.9 -13.3 89 1.4 -12.3 259 38 295.4 295.8 282.1 301.8 2.10 8 508 5265 -25.5 -26.8 89 1.3 -25.7 255 44 300.6 300.7 282.7 303.3 0.84 9 500 5380 -26.3 -28.2 84 1.9 -26.6 255 44 301.0 301.1 282.8 303.4 0.75 10 460 5976 -31.1 -33.9 76 2.8 -31.4 261 53 302.2 302.3 282.9 303.8 0.47 11 400 6950 -38.3 -41.1 75 2.8 -38.5 270 69 305.2 305.3 283.8 306.1 0.26 12 319 8470 -49.5 -53.8 61 4.3 -49.6 278 91 310.1 310.1 285.5 310.4 0.08 13 312 8615 -50.7 -54.1 67 3.4 -50.8 279 93 310.4 310.4 285.5 310.7 0.08 14 303 8805 -51.1 -56.1 55 5.0 -51.2 280 96 312.4 312.4 286.3 312.7 0.06 15 300 8870 -51.7 -56.0 60 4.3 -51.8 280 97 312.5 312.5 286.3 312.7 0.06 16 298 8914 -51.5 -53.1 83 1.6 -51.5 280 100 313.4 313.4 286.6 313.7 0.09 17 295 8980 -51.6 -60.1 35 8.5 -51.7 280 104 314.2 314.2 286.9 314.3 0.04 18 288 9136 -51.7 -76.7 3 25.0 -52.0 282 102 316.1 316.1 287.5 316.2 0.00 19 277 9389 -52.7 -66.7 17 14.0 -52.9 285 99 318.2 318.2 288.2 318.3 0.02 20 250 10060 -48.9 -74.9 3 26.0 -49.3 280 46 333.4 333.4 292.6 333.4 0.01 21 248 10113 -48.1 -75.1 3 27.0 -48.6 280 46 335.3 335.3 293.2 335.3 0.01 22 231 10578 -50.9 -76.9 3 26.0 -51.3 276 47 337.9 337.9 293.8 338.0 0.00 23 200 11520 -48.7 -80.7 1 32.0 -49.3 270 50 355.7 355.7 297.8 355.7 0.00 24 179 12245 -48.9 -81.9 1 33.0 -49.5 270 46 366.8 366.8 300.0 366.8 0.00 25 150 13390 -52.9 -83.9 1 31.0 -53.4 270 40 378.9 378.9 302.1 378.9 0.00 26 104 15749 -56.1 -87.1 1 31.0 -56.6 279 38 414.7 414.7 307.1 414.7 0.00 27 100 16000 -55.1 -87.1 1 32.0 -55.6 280 38 421.3 421.3 307.9 421.3 0.00 28 74 17902 -59.5 -88.5 1 29.0 -59.9 250 35 449.9 449.9 310.8 449.9 0.00 29 70 18250 -58.3 -88.3 1 30.0 -58.8 245 35 459.7 459.7 311.7 459.7 0.00 30 59 19322 -56.9 -88.9 1 32.0 -57.6 260 26 485.8 485.8 313.9 485.9 0.00 31 50 20350 -62.7 -90.7 1 28.0 -63.1 275 17 495.7 495.7 314.7 495.7 0.00 32 49 20474 -63.1 -90.1 1 27.0 -63.5 275 18 497.7 497.7 314.8 497.7 0.00 33 36 22381 -60.5 -90.5 1 30.0 -61.2 272 31 550.3 550.3 318.1 550.3 0.00 34 32 23111 -62.5 -90.5 1 28.0 -63.1 271 35 563.8 563.8 318.8 563.8 0.00 35 30 23510 -61.5 -91.5 1 30.0 -62.3 270 38 577.0 577.0 319.5 577.0 0.00 36 25 24646 -57.3 -90.3 1 33.0 -58.7 266 43 619.9 619.9 321.5 620.0 0.00 37 20 26040 -60.7 -92.7 1 32.0 -61.9 260 50 650.4 650.4 322.7 650.4 0.00 38 17 27058 -57.3 -90.3 1 33.0 -59.3 260 58 692.2 692.2 324.2 692.3 0.01 39 13 28757 -56.1 -91.1 0 35.0 -58.9 260 72 751.6 751.6 326.0 751.6 0.01 40 11 29811 -59.1 -91.1 1 32.0 -61.4 260 80 777.5 777.5 326.7 777.5 0.01 41 10 30410 -57.5 -91.5 1 34.0 -60.4 260 85 804.9 804.9 327.4 805.0 0.01 42 8.2 31677 -52.7 -89.7 0 37.0 -57.8 870.9 870.9 328.8 871.0 0.01 43 7.3 32428 -52.7 -89.7 0 37.0 -58.2 900.3 900.3 329.4 900.5 0.02 44 6.6 33086 -47.7 -86.7 0 39.0 -55.8 947.7 947.7 330.3 948.0 0.03 45 5.8 33938 -48.7 -86.7 0 38.0 -56.8 979.0 979.0 330.8 979.4 0.04 TRP 277 9389 -52.7 -66.7 17 14.0 -52.9 285 99 318.2 318.2 288.2 318.3 0.02 WND 295 8980 -51.6 -60.1 35 8.5 -51.7 280 104 314.2 314.2 286.9 314.3 0.04 Sounding variables and indices 1000-500 mb thick: 5371.00 m Freezing level: 864.52 mb = 1197.04 m = 3927.24 ft Wetbulb zero: 873.33 mb = 1112.37 m = 3649.48 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 91.57 % Est. max temperature: 11.05 C = 51.88 F Sfc-Lift cond lev (LCL): 931.25 mb = 593.83 m = 1948.25 ft T: 4.09 C 700-500 lapse rate: 7.06 C/km ThetaE index: 2.13 C Layer 925.0- 850.0 mb Conv cond level (CCL): 886.75 mb = 989.77 m = 3247.25 ft Mean mixing ratio: 4.67 g/kg Conv temperature: 8.63 C = 47.54 F Cap Strength: 5.18 C Lifted Index: 5.38 C Risk: None Lifted Index @300 mb: 11.62 C Lifted Index @700 mb: 3.20 C Showalter Index: 4.76 C Risk: None Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 25.00 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 203.35 Risk: None Energy Index: 1.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.56 J/kg Max Up Vert Vel: 3.34 m/s Conv Inhibition (B-): 79152.81 J/kg Cap Strength: 5.24 C Lift Cond Lev (LCL): 896.21 mb = 904.45 m = 2967.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 at 29 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 ---------------------------------------------------------- 0 975 218 200 11 3.8 10.3 | 124 30 -24.5 16.5 1 925 649 225 33 23.3 23.3 | 171 30 -4.9 29.5 2 850 1330 240 35 30.3 17.5 | 185 24 2.1 23.7 3 700 2857 260 36 35.5 6.3 | 210 14 7.2 12.5 4 500 5380 255 44 42.5 11.4 | 219 23 14.3 17.6 5 400 6950 270 69 69.0 -0.0 | 261 41 40.8 6.2 6 300 8870 280 97 95.5 -16.8 | 279 68 67.3 -10.6 7 295 8980 280 104 102.4 -18.1 | 279 75 74.2 -11.9 8 277 9389 285 99 95.6 -25.6 | 286 70 67.4 -19.4 9 250 10060 280 46 45.3 -8.0 | 276 17 17.1 -1.8 10 200 11520 270 50 50.0 -0.0 | 254 23 21.8 6.2 11 150 13390 270 40 40.0 -0.0 | 242 13 11.8 6.2 12 100 16000 280 38 37.4 -6.6 | 272 9 9.2 -0.4 13 70 18250 245 35 31.7 14.8 | 189 21 3.5 21.0 14 50 20350 275 17 16.9 -1.5 | 113 12 -11.3 4.7 15 30 23510 270 38 38.0 -0.0 | 238 12 9.8 6.2 16 20 26040 260 50 49.2 8.7 | 235 26 21.0 14.9 17 10 30410 260 85 83.7 14.8 | 249 59 55.5 21.0 Wind Parameters Mean winds (0-6000m): 252.4 at 38.6 knts Storm direction: 282.4 at 28.9 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 88.2 deg Storm rel helicity (0-3000m) pos: 279.3 neg: 0.0 tot: 279.3 m^2/s^2 ave: 93.1 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.08 Bulk Shear: 66.92 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 ------------------------------------------------------------------------------- 500 220 24 152 27| 24.6 0.0 24.6|193.7 0.0 193.7 387.4 1.00| 25.6 25.5 1000 227 29 165 27| 13.8 0.0 13.8|229.1 0.0 229.1 229.1 0.94| 16.2 15.3 1500 233 31 172 25| 9.8 0.0 9.8|248.3 0.0 248.3 165.5 0.91| 12.4 11.3 2000 237 32 177 24| 7.7 0.0 7.7|261.9 0.0 261.9 131.0 0.88| 10.4 9.1 2500 241 33 181 22| 6.5 0.0 6.5|274.0 0.0 274.0 109.6 0.86| 9.1 7.9 3000 244 33 185 21| 5.6 0.0 5.6|279.3 0.0 279.3 93.1 0.85| 8.0 6.8 4000 248 35 192 19| 4.2 0.4 4.7|284.8 0.0 284.8 71.2 0.82| 6.4 5.2 5000 250 36 198 19| 3.4 0.7 4.1|289.4 0.0 289.4 57.9 0.78| 5.5 4.3 6000 252 39 205 20| 4.1 0.6 4.7|376.1 0.0 376.1 62.7 0.78| 5.9 4.6 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20251027.12.gif