UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120811.upa.cvt Date: 1100Z 8 DEC 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 8 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 146 SFC 981 307 13.4 8.7 73 4.7 10.7 215 5 288.1 289.4 284.7 308.4 7.21 2 925 798 9.0 7.2 88 1.8 8.0 265 23 288.5 289.7 284.5 308.0 6.90 3 889 1126 6.4 5.8 96 0.6 6.1 286 23 289.1 290.3 284.4 307.6 6.51 4 876 1247 7.4 0.4 61 7.0 4.0 294 23 291.4 292.2 283.2 304.4 4.49 5 852 1476 6.0 -5.0 45 11.0 1.3 309 23 292.2 292.8 281.9 301.4 3.09 6 850 1495 6.0 -7.0 39 13.0 0.7 310 23 292.4 292.9 281.5 300.3 2.66 7 838 1611 6.4 -15.6 19 22.0 -1.0 309 24 294.0 294.3 280.6 298.2 1.35 8 787 2123 2.6 -5.4 56 8.0 -0.8 302 26 295.3 295.9 283.4 305.0 3.25 9 776 2236 2.6 -18.4 20 21.0 -4.0 301 27 296.5 296.7 281.4 300.1 1.15 10 746 2554 0.0 -9.0 51 9.0 -3.5 297 28 297.0 297.5 283.4 304.9 2.59 11 708 2970 -3.1 -11.1 54 8.0 -6.0 291 31 298.1 298.5 283.5 305.2 2.31 12 704 3015 -3.3 -13.3 46 10.0 -6.7 291 31 298.3 298.7 283.1 304.4 1.95 13 700 3060 -2.9 -17.9 30 15.0 -7.5 290 31 299.3 299.5 282.8 303.5 1.33 14 687 3208 -2.5 -26.5 14 24.0 -8.5 290 31 301.3 301.4 282.8 303.4 0.64 15 667 3442 -3.1 -39.1 4 36.0 -9.8 291 30 303.2 303.2 283.0 303.9 0.19 16 629 3904 -5.3 -30.3 12 25.0 -10.9 292 30 305.8 305.9 284.4 307.5 0.49 17 500 5660 -18.3 -27.3 45 9.0 -20.1 295 27 310.7 310.9 286.6 313.5 0.81 18 486 5872 -20.1 -28.1 49 8.0 -21.7 296 28 311.0 311.2 286.6 313.7 0.78 19 434 6703 -25.7 -46.7 12 21.0 -27.7 298 30 314.2 314.2 286.9 314.7 0.13 20 414 7044 -28.3 -46.3 16 18.0 -29.9 299 30 315.1 315.1 287.3 315.6 0.14 21 400 7290 -30.5 -44.5 24 14.0 -31.7 300 31 315.3 315.4 287.4 316.0 0.18 22 374 7762 -34.3 -48.3 23 14.0 -35.3 296 37 316.4 316.5 287.7 316.9 0.13 23 356 8103 -37.7 -45.7 43 8.0 -38.2 294 42 316.4 316.4 287.8 317.0 0.18 24 340 8418 -39.9 -45.9 53 6.0 -40.3 292 46 317.6 317.6 288.2 318.2 0.18 25 331 8600 -41.1 -54.1 23 13.0 -41.7 290 49 318.4 318.4 288.3 318.6 0.07 26 319 8849 -42.7 -56.7 20 14.0 -43.2 288 52 319.5 319.5 288.6 319.7 0.06 27 311 9020 -43.5 -50.5 46 7.0 -43.8 287 55 320.7 320.8 289.1 321.2 0.12 28 300 9260 -45.5 -49.9 61 4.4 -45.7 285 58 321.2 321.3 289.3 321.7 0.13 29 292 9440 -46.9 -50.4 67 3.5 -47.0 284 59 321.7 321.8 289.4 322.2 0.13 30 250 10450 -55.3 -59.6 59 4.3 -55.4 280 66 323.9 323.9 290.0 324.0 0.05 31 233 10897 -58.9 -65.9 40 7.0 -59.0 278 68 325.0 325.0 290.3 325.1 0.02 32 203 11749 -65.7 -70.5 51 4.8 -65.7 275 73 327.3 327.3 291.0 327.4 0.01 33 200 11840 -66.3 -71.2 50 4.9 -66.3 275 73 327.8 327.8 291.1 327.8 0.01 34 181 12437 -69.6 -73.6 55 4.0 -69.6 280 85 331.9 331.9 292.2 331.9 0.01 35 176 12602 -70.5 -74.3 57 3.8 -70.5 280 75 333.1 333.1 292.6 333.1 0.01 36 163 13059 -67.3 -80.3 14 13.0 -67.4 285 62 345.8 345.8 295.7 345.8 0.00 37 150 13560 -65.7 -84.7 5 19.0 -65.8 290 48 356.9 356.9 298.1 356.9 0.00 38 149 13601 -65.3 -84.3 6 19.0 -65.4 290 48 358.3 358.3 298.4 358.3 0.00 39 119 14972 -63.5 -85.5 4 22.0 -63.7 290 36 385.4 385.4 303.1 385.4 0.00 40 100 16030 -66.7 -86.7 4 20.0 -66.8 290 27 398.9 398.9 305.0 398.9 0.00 41 78 17541 -63.9 -87.9 2 24.0 -64.1 287 28 434.0 434.0 309.3 434.0 0.00 42 70 18200 -65.9 -87.9 3 22.0 -66.1 285 29 443.4 443.4 310.2 443.4 0.00 43 58 19334 -67.5 -89.5 3 22.0 -67.7 293 30 464.3 464.3 312.1 464.3 0.00 44 50 20230 -65.7 -88.7 3 23.0 -66.0 300 31 488.7 488.7 314.1 488.7 0.00 45 32 22907 -71.1 -92.1 3 21.0 -71.3 291 46 540.7 540.7 317.6 540.7 0.00 46 30 23290 -69.7 -90.7 3 21.0 -69.9 290 48 554.6 554.6 318.3 554.6 0.00 47 26 24146 -66.7 -90.7 2 24.0 -67.2 292 51 586.3 586.3 320.0 586.3 0.00 48 21 25427 -68.5 -91.5 2 23.0 -68.9 294 55 617.8 617.8 321.4 617.8 0.00 49 20 25720 -67.1 -92.1 2 25.0 -67.7 295 56 630.8 630.8 321.9 630.8 0.00 50 14 27887 -64.7 -90.7 2 26.0 -65.7 282 71 706.7 706.7 324.7 706.7 0.01 51 13 28338 -66.5 -91.5 2 25.0 -67.4 279 74 715.6 715.6 324.9 715.6 0.01 52 10 29940 -63.1 -90.1 1 27.0 -64.8 270 85 784.0 784.0 326.8 784.1 0.01 53 7.7 31566 -58.3 -87.3 1 29.0 -61.6 864.2 864.2 328.7 864.4 0.02 54 7.2 31992 -54.9 -85.9 1 31.0 -59.5 894.9 894.9 329.3 895.2 0.03 55 6.1 33043 -58.5 -86.5 2 28.0 -62.3 922.8 922.9 329.8 923.2 0.04 56 5.9 33254 -56.7 -86.7 1 30.0 -61.2 939.5 939.5 330.2 939.9 0.04 TRP 176 12602 -70.5 -74.3 57 3.8 -70.5 280 75 333.1 333.1 292.6 333.1 0.01 WND 181 12437 -69.6 -73.6 55 4.0 -69.6 280 85 331.9 331.9 292.2 331.9 0.01 Sounding variables and indices 1000-500 mb thick: 5514.00 m Freezing level: 746.00 mb = 2553.72 m = 8378.25 ft Wetbulb zero: 845.07 mb = 1542.69 m = 5061.27 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 39.69 % Est. max temperature: 19.45 C = 67.02 F Sfc-Lift cond lev (LCL): 913.99 mb = 896.92 m = 2942.63 ft T: 8.22 C 700-500 lapse rate: 5.92 C/km ThetaE index: 10.19 C Layer 925.0- 787.0 mb Conv cond level (CCL): 890.12 mb = 1115.40 m = 3659.40 ft Mean mixing ratio: 6.82 g/kg Conv temperature: 14.36 C = 57.86 F Cap Strength: 5.40 C Lifted Index: 5.35 C Risk: None Lifted Index @300 mb: 9.62 C Lifted Index @700 mb: 2.24 C Showalter Index: 10.39 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 11.30 C K Index: 2.30 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 2.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.17 J/kg Max Up Vert Vel: 3.22 m/s Conv Inhibition (B-): 65894.26 J/kg Cap Strength: 5.40 C Lift Cond Lev (LCL): 896.33 mb = 1057.98 m = 3471.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 20 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 ---------------------------------------------------------- 0 981 307 215 5 2.9 4.1 | 155 22 -9.2 19.9 1 925 798 265 23 22.9 2.0 | 211 21 10.8 17.8 2 850 1495 310 23 17.6 -14.8 | 260 6 5.5 1.0 3 700 3060 290 31 29.1 -10.6 | 253 18 17.1 5.2 4 500 5660 295 27 24.5 -11.4 | 250 13 12.4 4.4 5 400 7290 300 31 26.8 -15.5 | 269 15 14.8 0.3 6 300 9260 285 58 56.0 -15.0 | 269 44 43.9 0.8 7 250 10450 280 66 65.0 -11.5 | 265 53 52.9 4.3 8 200 11840 275 73 72.7 -6.4 | 261 61 60.6 9.4 9 181 12437 280 85 83.7 -14.8 | 269 72 71.6 1.0 10 176 12602 280 75 73.9 -13.0 | 267 62 61.8 2.8 11 150 13560 290 48 45.1 -16.4 | 271 33 33.0 -0.6 12 100 16030 290 27 25.4 -9.2 | 244 15 13.3 6.6 13 70 18200 285 29 28.0 -7.5 | 242 18 15.9 8.3 14 50 20230 300 31 26.8 -15.5 | 269 15 14.8 0.3 15 30 23290 290 48 45.1 -16.4 | 271 33 33.0 -0.6 16 20 25720 295 56 50.8 -23.7 | 281 39 38.7 -7.9 17 10 29940 270 85 85.0 -0.0 | 258 75 72.9 15.8 Wind Parameters Mean winds (0-6000m): 292.6 at 26.5 knts Storm direction: 322.6 at 19.9 knts Shear (0-3000m) pos: 4.3 neg: 1.6 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 97.8 deg Storm rel helicity (0-3000m) pos: 161.3 neg: -6.6 tot: 154.7 m^2/s^2 ave: 51.6 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 38.84 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 ------------------------------------------------------------------------------- 500 257 14 185 19| 20.8 0.0 20.8|127.9 0.0 127.9 255.9 0.99| 22.8 22.5 1000 272 19 203 16| 11.8 0.0 11.8|155.7 0.0 155.7 155.7 0.82| 18.1 14.8 1500 286 20 216 13| 8.6 0.0 8.6|161.3 -0.0 161.2 107.5 0.75| 14.5 10.8 2000 291 22 225 11| 6.5 1.0 7.5|161.3 -0.9 160.3 80.2 0.68| 11.8 8.0 2500 292 23 233 12| 5.2 1.6 6.8|161.3 -3.9 157.3 62.9 0.61| 10.3 6.3 3000 292 24 237 12| 4.3 1.6 6.0|161.3 -6.6 154.7 51.6 0.57| 9.0 5.1 4000 292 26 242 13| 3.1 1.2 4.4|161.3 -7.3 153.9 38.5 0.55| 7.0 3.8 5000 292 26 244 14| 2.4 1.0 3.4|161.3 -8.5 152.7 30.5 0.52| 5.8 3.0 6000 293 27 246 14| 2.1 0.8 3.0|167.5 -9.0 158.5 26.4 0.53| 5.0 2.7 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251208.11.gif