UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 8 DEC 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 165 160 9 SFC 994 214 6.8 5.9 94 0.9 6.3 160 9 280.4 281.4 279.8 296.5 5.86 2 959 508 4.8 4.6 99 0.2 4.7 232 12 281.3 282.2 279.8 296.6 5.54 3 939 680 5.8 5.0 95 0.8 5.4 275 14 284.0 285.0 281.4 300.2 5.83 4 925 803 5.4 5.4 100 0.0 5.4 305 15 284.8 285.9 282.1 301.8 6.08 5 878 1230 5.0 4.3 95 0.7 4.6 314 19 288.7 289.7 283.6 305.5 5.93 6 850 1495 3.4 3.4 100 0.0 3.4 320 21 289.7 290.7 283.8 306.1 5.75 7 787 2116 0.6 0.3 98 0.3 0.4 316 23 293.2 294.0 284.4 307.6 4.97 8 785 2137 1.2 0.2 93 1.0 0.7 316 23 294.0 294.9 284.7 308.5 4.95 9 771 2281 0.6 -2.7 79 3.3 -0.9 315 23 294.9 295.6 284.1 306.9 4.06 10 756 2439 0.8 -21.2 17 22.0 -5.5 314 23 296.8 296.9 281.2 299.7 0.93 11 700 3055 -1.3 -25.3 14 24.0 -7.5 310 25 301.0 301.2 282.7 303.3 0.70 12 693 3135 -1.5 -34.5 6 33.0 -8.4 311 25 301.7 301.7 282.5 302.7 0.30 13 686 3216 -1.5 -40.5 3 39.0 -8.7 311 25 302.6 302.6 282.7 303.1 0.16 14 521 5350 -14.7 -42.7 7 28.0 -18.7 328 29 311.4 311.5 286.1 312.1 0.17 15 500 5660 -16.9 -43.9 8 27.0 -20.4 330 29 312.4 312.5 286.4 313.0 0.16 16 453 6392 -23.7 -36.7 29 13.0 -25.5 330 32 312.9 312.9 286.8 314.1 0.36 17 445 6522 -24.1 -45.1 13 21.0 -26.3 330 32 313.9 314.0 286.9 314.5 0.15 18 403 7237 -29.9 -48.9 14 19.0 -31.4 330 35 315.5 315.5 287.4 315.9 0.11 19 400 7290 -30.3 -48.3 16 18.0 -31.7 330 35 315.6 315.6 287.5 316.1 0.12 20 364 7952 -36.5 -45.5 39 9.0 -37.1 320 40 316.0 316.0 287.6 316.6 0.18 21 351 8204 -37.9 -44.9 48 7.0 -38.4 316 42 317.4 317.4 288.1 318.1 0.20 22 325 8730 -41.3 -53.3 26 12.0 -41.9 308 46 319.7 319.8 288.8 320.1 0.08 23 317 8899 -42.3 -53.3 29 11.0 -42.8 306 47 320.6 320.7 289.0 321.0 0.08 24 313 8985 -42.7 -46.0 70 3.3 -42.9 304 48 321.3 321.3 289.3 322.0 0.20 25 305 9159 -44.3 -47.2 73 2.9 -44.5 302 49 321.4 321.4 289.4 322.1 0.18 26 300 9270 -45.3 -49.4 63 4.1 -45.5 300 50 321.5 321.5 289.4 322.0 0.14 27 289 9518 -47.1 -53.1 50 6.0 -47.3 299 52 322.4 322.4 289.6 322.8 0.10 28 260 10208 -52.1 -63.1 25 11.0 -52.3 296 56 324.9 324.9 290.3 325.1 0.03 29 250 10460 -54.5 -63.5 32 9.0 -54.6 295 58 325.0 325.0 290.3 325.2 0.03 30 200 11850 -66.7 -71.7 49 5.0 -66.7 295 60 327.1 327.1 290.9 327.2 0.01 31 180 12478 -70.8 -74.5 58 3.7 -70.9 295 77 330.4 330.4 291.8 330.4 0.01 32 177 12577 -71.5 -75.0 59 3.5 -71.5 300 73 330.9 330.9 292.0 330.9 0.01 33 150 13560 -67.7 -82.7 10 15.0 -67.8 305 46 353.5 353.5 297.4 353.5 0.00 34 115 15175 -63.7 -85.7 3 22.0 -63.8 298 31 388.8 388.8 303.6 388.8 0.00 35 100 16030 -64.9 -85.9 4 21.0 -65.1 295 23 402.3 402.3 305.5 402.3 0.00 36 84 17088 -66.7 -87.7 4 21.0 -66.8 297 26 419.2 419.2 307.6 419.3 0.00 37 71 18113 -63.3 -87.3 2 24.0 -63.6 300 29 447.1 447.1 310.6 447.2 0.00 38 70 18200 -63.7 -87.7 2 24.0 -64.0 300 29 448.1 448.1 310.7 448.1 0.00 39 60 19135 -67.1 -89.1 3 22.0 -67.3 298 32 460.7 460.7 311.8 460.7 0.00 40 50 20230 -67.9 -89.9 3 22.0 -68.1 295 35 483.5 483.5 313.7 483.5 0.00 41 42 21279 -66.7 -89.7 3 23.0 -67.0 290 39 511.2 511.2 315.7 511.2 0.00 42 37 22037 -70.1 -91.1 3 21.0 -70.3 286 41 521.3 521.3 316.4 521.3 0.00 43 30 23290 -67.7 -90.7 2 23.0 -68.1 280 46 560.1 560.1 318.6 560.1 0.00 44 20 25730 -66.7 -91.7 2 25.0 -67.3 295 52 632.0 632.0 322.0 632.0 0.00 45 19 26041 -65.7 -90.7 2 25.0 -66.4 294 55 644.5 644.5 322.4 644.5 0.01 46 13 28340 -67.7 -91.7 2 24.0 -68.5 286 77 711.4 711.4 324.8 711.5 0.01 47 10 29940 -62.5 -90.5 1 28.0 -64.3 280 93 786.3 786.3 326.9 786.3 0.01 48 8.7 30810 -57.1 -87.1 1 30.0 -60.4 839.2 839.2 328.1 839.4 0.02 49 6.4 32761 -55.3 -86.3 1 31.0 -60.1 923.8 923.8 329.9 924.2 0.04 50 5.7 33498 -56.9 -86.9 1 30.0 -61.4 947.9 947.9 330.3 948.3 0.04 TRP 177 12577 -71.5 -75.0 59 3.5 -71.5 300 73 330.9 330.9 292.0 330.9 0.01 WND 180 12478 -70.8 -74.5 58 3.7 -70.9 295 77 330.4 330.4 291.8 330.4 0.01 Sounding variables and indices 1000-500 mb thick: 5495.00 m Freezing level: 734.67 mb = 2673.78 m = 8772.12 ft Wetbulb zero: 778.60 mb = 2202.56 m = 7226.15 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 41.73 % Est. max temperature: 16.38 C = 61.48 F Sfc-Lift cond lev (LCL): 980.46 mb = 326.74 m = 1071.97 ft T: 6.03 C 700-500 lapse rate: 5.99 C/km ThetaE index: 8.73 C Layer 771.0- 700.0 mb Conv cond level (CCL): 971.44 mb = 402.38 m = 1320.13 ft Mean mixing ratio: 5.84 g/kg Conv temperature: 7.36 C = 45.24 F Cap Strength: 12.00 C Lifted Index: 12.32 C Risk: None Lifted Index @300 mb: 15.62 C Lifted Index @700 mb: 8.35 C Showalter Index: 7.89 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 20.30 C K Index: -0.30 Risk: None Sweat Index: 111.80 Risk: None Energy Index: 1.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.53 J/kg Max Up Vert Vel: 7.81 m/s Conv Inhibition (B-): 69120.84 J/kg Cap Strength: 12.19 C Lift Cond Lev (LCL): 936.53 mb = 701.66 m = 2302.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 349 at 18 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 ---------------------------------------------------------- 0 994 214 160 9 -3.1 8.5 | 166 27 -6.5 26.0 1 925 803 305 15 12.3 -8.6 | 225 13 8.8 8.9 2 850 1495 320 21 13.5 -16.1 | 262 10 10.0 1.4 3 700 3055 310 25 19.2 -16.1 | 265 16 15.7 1.5 4 500 5660 330 29 14.5 -25.1 | 304 13 11.0 -7.6 5 400 7290 330 35 17.5 -30.3 | 312 19 14.0 -12.8 6 300 9270 300 50 43.3 -25.0 | 281 41 39.8 -7.5 7 250 10460 295 58 52.6 -24.5 | 278 50 49.1 -7.0 8 200 11850 295 60 54.4 -25.4 | 279 52 50.9 -7.8 9 180 12478 295 77 69.8 -32.5 | 283 68 66.3 -15.0 10 177 12577 300 73 63.2 -36.5 | 288 63 59.8 -19.0 11 150 13560 305 46 37.7 -26.4 | 285 35 34.2 -8.9 12 100 16030 295 23 20.8 -9.7 | 246 19 17.4 7.8 13 70 18200 300 29 25.1 -14.5 | 262 22 21.7 3.0 14 50 20230 295 35 31.7 -14.8 | 264 28 28.3 2.7 15 30 23290 280 46 45.3 -8.0 | 257 43 41.8 9.5 16 20 25730 295 52 47.1 -22.0 | 276 44 43.7 -4.4 17 10 29940 280 93 91.6 -16.1 | 269 88 88.1 1.4 Wind Parameters Mean winds (0-6000m): 318.8 at 23.8 knts Storm direction: 348.8 at 17.9 knts Shear (0-3000m) pos: 5.2 neg: 0.8 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 100.8 deg Storm rel helicity (0-3000m) pos: 176.6 neg: -0.0 tot: 176.5 m^2/s^2 ave: 58.8 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.48 Bulk Shear: 64.17 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 ------------------------------------------------------------------------------- 500 252 12 200 22| 21.0 0.0 21.0|141.8 0.0 141.8 283.6 0.85| 25.9 22.1 1000 299 14 219 14| 13.9 0.0 13.9|163.9 0.0 163.9 163.9 0.80| 18.1 14.4 1500 309 16 231 12| 10.3 0.0 10.3|173.0 0.0 173.0 115.4 0.80| 13.4 10.7 2000 312 18 239 11| 7.7 0.5 8.2|173.9 0.0 173.9 87.0 0.77| 10.5 8.1 2500 313 19 245 11| 6.2 0.7 6.9|174.3 0.0 174.3 69.7 0.74| 8.8 6.5 3000 312 20 249 12| 5.2 0.8 6.0|176.6 -0.0 176.5 58.8 0.73| 7.6 5.5 4000 313 21 256 12| 4.2 0.6 4.8|190.9 -0.0 190.9 47.7 0.74| 6.2 4.6 5000 316 23 264 12| 3.6 0.5 4.0|205.4 -0.0 205.3 41.1 0.76| 5.4 4.1 6000 319 24 272 12| 3.1 0.5 3.6|215.0 -0.0 215.0 35.8 0.76| 4.8 3.6 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20251208.12.gif