UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 22 APR 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 138 320 3 SFC 991 216 20.2 8.2 46 12.0 13.2 320 3 294.1 295.3 286.8 314.0 6.89 2 962 470 16.6 3.6 42 13.0 9.7 326 6 293.0 293.9 284.5 307.9 5.15 3 925 801 13.4 2.4 47 11.0 7.8 335 9 293.0 293.9 284.3 307.3 4.92 4 872 1294 8.8 2.8 66 6.0 5.7 325 6 293.2 294.2 284.9 308.8 5.37 5 856 1447 8.0 -3.0 46 11.0 3.0 321 5 293.9 294.6 283.2 304.5 3.58 6 850 1505 8.2 -4.8 39 13.0 2.5 320 5 294.7 295.3 283.0 304.1 3.14 7 846 1544 8.2 -5.8 36 14.0 2.2 317 5 295.1 295.7 283.0 303.9 2.93 8 784 2167 4.0 -9.0 38 13.0 -1.2 276 6 297.1 297.6 283.2 304.6 2.46 9 700 3075 -3.3 -8.3 68 5.0 -5.3 215 7 298.8 299.4 284.5 307.7 2.92 10 659 3550 -7.1 -11.6 70 4.5 -8.7 217 11 299.8 300.2 284.2 307.1 2.39 11 654 3609 -5.7 -30.7 12 25.0 -11.1 217 11 302.0 302.1 282.8 303.5 0.45 12 652 3633 -5.5 -33.5 9 28.0 -11.2 217 12 302.5 302.5 282.8 303.7 0.35 13 625 3964 -7.7 -22.7 29 15.0 -11.6 218 14 303.6 303.8 284.1 306.9 0.99 14 595 4345 -10.9 -39.9 7 29.0 -15.4 220 18 304.2 304.3 283.4 304.9 0.20 15 573 4634 -13.1 -40.1 8 27.0 -17.1 221 20 304.9 305.0 283.7 305.7 0.20 16 568 4701 -13.5 -28.5 27 15.0 -16.6 221 21 305.2 305.4 284.3 307.4 0.64 17 559 4822 -14.5 -38.5 11 24.0 -18.1 222 22 305.5 305.5 283.9 306.3 0.25 18 556 4863 -14.7 -34.7 16 20.0 -18.1 222 22 305.7 305.8 284.2 306.9 0.36 19 553 4904 -14.9 -21.9 55 7.0 -16.6 222 22 305.9 306.2 285.2 309.8 1.20 20 542 5056 -16.1 -18.9 79 2.8 -16.9 223 24 306.3 306.6 285.8 311.4 1.58 21 511 5498 -18.9 -22.2 75 3.3 -19.7 224 28 308.1 308.3 286.1 312.2 1.26 22 507 5557 -19.1 -25.1 59 6.0 -20.4 225 28 308.5 308.7 285.9 311.8 0.98 23 500 5660 -19.9 -25.9 59 6.0 -21.1 225 29 308.8 309.0 286.0 311.9 0.93 24 482 5930 -21.9 -33.9 33 12.0 -23.7 223 28 309.6 309.7 285.7 311.1 0.45 25 470 6115 -23.5 -27.8 68 4.3 -24.3 222 27 309.8 310.0 286.2 312.6 0.83 26 451 6415 -26.1 -29.9 70 3.8 -26.7 220 26 310.2 310.4 286.3 312.6 0.71 27 421 6908 -29.9 -36.9 51 7.0 -30.7 217 24 311.5 311.6 286.4 312.9 0.38 28 400 7270 -33.1 -37.5 65 4.4 -33.6 215 23 312.0 312.0 286.5 313.3 0.38 29 380 7627 -36.1 -38.7 77 2.6 -36.4 217 24 312.6 312.7 286.7 313.9 0.35 30 378 7664 -36.3 -40.6 64 4.3 -36.7 217 25 312.8 312.9 286.7 313.9 0.29 31 376 7701 -36.5 -49.5 25 13.0 -37.3 217 25 313.0 313.1 286.5 313.5 0.11 32 372 7775 -37.1 -44.1 48 7.0 -37.6 218 25 313.2 313.2 286.7 314.0 0.20 33 358 8038 -39.5 -45.5 53 6.0 -39.9 219 26 313.4 313.5 286.8 314.1 0.18 34 351 8172 -40.7 -52.7 26 12.0 -41.2 220 27 313.6 313.6 286.7 313.9 0.08 35 343 8328 -41.7 -56.7 18 15.0 -42.3 220 27 314.3 314.3 286.9 314.5 0.05 36 300 9220 -49.1 -55.1 50 6.0 -49.3 225 31 316.1 316.2 287.6 316.4 0.07 37 299 9242 -49.5 -55.5 49 6.0 -49.7 225 31 315.9 315.9 287.5 316.1 0.07 38 250 10390 -58.1 -64.1 46 6.0 -58.2 230 31 319.7 319.7 288.7 319.8 0.03 39 243 10569 -59.5 -64.3 54 4.8 -59.6 229 31 320.2 320.2 288.8 320.3 0.03 40 235 10779 -60.9 -65.8 52 4.9 -61.0 227 31 321.2 321.2 289.1 321.3 0.02 41 224 11078 -61.5 -68.5 39 7.0 -61.6 225 31 324.7 324.7 290.2 324.7 0.02 42 200 11790 -57.3 -80.3 4 23.0 -57.5 220 19 342.0 342.0 294.8 342.0 0.00 43 198 11854 -55.3 -80.3 3 25.0 -55.6 221 19 346.2 346.2 295.8 346.2 0.00 44 168 12903 -53.3 -84.3 1 31.0 -53.7 232 13 366.2 366.2 299.9 366.2 0.00 45 150 13630 -53.5 -84.5 1 31.0 -53.9 240 9 377.9 377.9 301.9 377.9 0.00 46 100 16230 -54.7 -85.7 1 31.0 -55.2 205 3 422.0 422.0 308.0 422.1 0.00 47 82 17504 -53.1 -85.1 1 32.0 -53.9 241 7 450.0 450.0 310.8 450.0 0.00 48 70 18520 -54.9 -85.9 1 31.0 -55.6 270 11 466.9 466.9 312.4 467.0 0.00 49 50 20650 -58.5 -88.5 1 30.0 -59.2 140 3 505.6 505.6 315.4 505.6 0.00 50 42 21757 -53.5 -86.5 1 33.0 -54.9 121 3 543.9 543.9 317.8 543.9 0.01 51 36 22741 -56.5 -87.5 1 31.0 -57.6 105 3 560.6 560.6 318.7 560.6 0.01 52 30 23900 -55.1 -88.1 1 33.0 -56.7 85 3 594.4 594.4 320.3 594.5 0.01 53 22 25886 -52.3 -86.3 1 34.0 -54.9 219 5 657.9 657.9 323.0 658.0 0.01 54 20 26500 -53.1 -87.1 1 34.0 -55.8 260 5 673.6 673.6 323.6 673.7 0.01 55 16 27933 -56.5 -88.5 1 32.0 -58.7 258 6 706.9 706.9 324.7 707.0 0.01 56 10 30980 -48.3 -85.3 1 37.0 -54.5 255 9 839.3 839.3 328.1 839.5 0.03 57 7.7 32706 -47.1 -86.1 0 39.0 -54.9 909.2 909.2 329.6 909.5 0.03 TRP 224 11078 -61.5 -68.5 39 7.0 -61.6 225 31 324.7 324.7 290.2 324.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5522.00 m Freezing level: 737.97 mb = 2664.41 m = 8741.40 ft Wetbulb zero: 805.39 mb = 1946.48 m = 6386.01 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 45.66 % Est. max temperature: 21.38 C = 70.48 F Sfc-Lift cond lev (LCL): 829.02 mb = 1709.77 m = 5609.40 ft T: 7.08 C 700-500 lapse rate: 6.42 C/km ThetaE index: 6.72 C Layer 962.0- 872.0 mb Conv cond level (CCL): 741.18 mb = 2616.87 m = 8585.42 ft Mean mixing ratio: 5.32 g/kg Conv temperature: 24.08 C = 75.34 F Cap Strength: 3.38 C Lifted Index: 3.28 C Risk: None Lifted Index @300 mb: 5.55 C Lifted Index @700 mb: 1.48 C Showalter Index: 6.21 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 28.10 C Cross Totals Index: 15.10 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 39.00 Risk: None Energy Index: 1.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.13 J/kg Max Up Vert Vel: 2.50 m/s Conv Inhibition (B-): 55669.66 J/kg Cap Strength: 3.38 C Lift Cond Lev (LCL): 794.29 mb = 2060.00 m = 6758.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 10 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 ---------------------------------------------------------- 0 991 216 320 3 1.9 -2.3 | 66 9 -8.1 -3.7 1 925 801 335 9 3.8 -8.2 | 33 11 -6.3 -9.5 2 850 1505 320 5 3.2 -3.8 | 53 9 -6.8 -5.2 3 700 3075 215 7 4.0 5.7 | 126 7 -6.0 4.4 4 500 5660 225 29 20.5 20.5 | 209 22 10.4 19.1 5 400 7270 215 23 13.2 18.8 | 190 18 3.1 17.5 6 300 9220 225 31 21.9 21.9 | 210 24 11.9 20.5 7 250 10390 230 31 23.7 19.9 | 216 23 13.7 18.6 8 224 11078 225 31 21.9 21.9 | 210 24 11.9 20.5 9 200 11790 220 19 12.2 14.6 | 189 13 2.2 13.2 10 150 13630 240 9 7.8 4.5 | 144 4 -2.3 3.1 11 100 16230 205 3 1.3 2.7 | 99 9 -8.8 1.3 12 70 18520 270 11 11.0 -0.0 | 326 2 0.9 -1.4 13 50 20650 140 3 -1.9 2.3 | 94 12 -12.0 0.9 14 30 23900 85 3 -3.0 -0.3 | 83 13 -13.0 -1.6 15 20 26500 260 5 4.9 0.9 | 84 5 -5.1 -0.5 16 10 30980 255 9 8.7 2.3 | 125 2 -1.4 1.0 Wind Parameters Mean winds (0-6000m): 232.2 at 13.5 knts Storm direction: 262.2 at 10.2 knts Shear (0-3000m) pos: 0.9 neg: 2.4 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 69.3 deg Storm rel helicity (0-3000m) pos: 18.1 neg: -13.6 tot: 4.6 m^2/s^2 ave: 1.5 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 31.18 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 ------------------------------------------------------------------------------- 500 331 6 50 10| 5.4 0.0 5.4| 0.0 -11.8 -11.8 -23.7 -0.90| 5.4 -4.9 1000 331 7 43 10| 2.7 0.9 3.6| 4.4 -13.5 -9.0 -9.0 -0.43| 4.5 -1.9 1500 328 6 45 10| 1.8 1.4 3.2| 8.1 -13.6 -5.5 -3.6 -0.19| 4.0 -0.8 2000 320 6 45 9| 1.3 1.9 3.2| 10.2 -13.6 -3.3 -1.7 -0.05| 3.9 -0.2 2500 308 6 45 7| 1.1 2.2 3.3| 14.0 -13.6 0.4 0.2 0.14| 3.8 0.6 3000 295 6 47 6| 0.9 2.4 3.3| 18.1 -13.6 4.6 1.5 0.22| 3.9 0.9 4000 255 8 104 3| 1.0 1.8 2.8| 35.5 -13.6 21.9 5.5 0.40| 4.0 1.6 5000 238 11 165 4| 1.6 1.4 3.1| 55.5 -13.6 41.9 8.4 0.44| 4.1 1.8 6000 232 14 185 7| 1.7 1.2 2.8| 64.8 -24.9 39.9 6.6 0.38| 3.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20250422.12.gif