UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042206.upa.cvt Date: 0600Z 22 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 22 APR 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 144 SFC 981 304 10.8 5.8 71 5.0 8.2 265 5 285.5 286.5 282.2 302.0 5.90 2 925 792 8.8 1.8 61 7.0 5.4 280 23 288.3 289.1 282.1 301.8 4.71 3 850 1487 5.4 -2.6 56 8.0 1.8 240 15 291.8 292.5 282.4 302.7 3.71 4 752 2477 0.0 -9.0 51 9.0 -3.4 234 20 296.3 296.8 283.1 304.1 2.57 5 700 3045 -5.3 -7.5 84 2.2 -6.1 230 23 296.6 297.2 283.8 306.0 3.11 6 679 3283 -7.5 -7.9 97 0.4 -7.7 231 24 296.8 297.3 283.8 306.1 3.10 7 671 3375 -7.1 -10.9 74 3.8 -8.4 231 24 298.2 298.7 283.7 305.8 2.48 8 664 3457 -7.7 -12.4 69 4.7 -9.3 232 25 298.4 298.8 283.5 305.3 2.22 9 620 3985 -12.3 -14.9 81 2.6 -13.1 234 27 299.1 299.4 283.4 305.1 1.94 10 590 4365 -11.7 -37.7 10 26.0 -15.9 235 28 304.0 304.1 283.4 304.9 0.25 11 537 5079 -16.9 -43.9 8 27.0 -20.3 238 31 306.1 306.1 284.0 306.6 0.14 12 500 5610 -21.1 -45.1 10 24.0 -23.7 240 33 307.3 307.3 284.5 307.8 0.14 13 425 6784 -30.1 -50.1 12 20.0 -31.6 225 37 310.4 310.5 285.6 310.8 0.09 14 405 7123 -33.3 -46.3 26 13.0 -34.3 221 38 310.6 310.6 285.7 311.1 0.15 15 403 7158 -33.5 -39.5 55 6.0 -34.1 221 38 310.8 310.8 286.0 311.9 0.31 16 400 7210 -34.1 -41.1 49 7.0 -34.7 220 38 310.7 310.7 285.9 311.6 0.26 17 380 7568 -37.1 -42.1 60 5.0 -37.5 220 39 311.3 311.4 286.1 312.2 0.25 18 310 8945 -49.1 -52.5 67 3.4 -49.2 220 42 313.2 313.2 286.6 313.6 0.10 19 300 9160 -50.5 -57.5 43 7.0 -50.7 220 42 314.2 314.2 286.9 314.4 0.05 20 281 9583 -53.1 -62.1 33 9.0 -53.2 215 42 316.4 316.4 287.6 316.5 0.03 21 265 9958 -54.9 -62.9 36 8.0 -55.1 210 42 319.1 319.1 288.5 319.2 0.03 22 250 10330 -54.3 -69.3 14 15.0 -54.5 210 35 325.3 325.3 290.4 325.4 0.01 23 210 11440 -57.1 -73.1 11 16.0 -57.3 218 29 337.6 337.6 293.7 337.6 0.01 24 200 11750 -55.1 -80.1 3 25.0 -55.4 220 27 345.5 345.5 295.6 345.5 0.00 25 192 12010 -55.9 -80.9 3 25.0 -56.2 224 25 348.3 348.3 296.3 348.3 0.00 26 183 12319 -50.7 -82.7 1 32.0 -51.2 229 23 361.6 361.6 299.0 361.6 0.00 27 170 12795 -53.9 -83.9 1 30.0 -54.3 237 20 363.9 363.9 299.5 363.9 0.00 28 150 13600 -53.3 -85.3 1 32.0 -53.8 250 15 378.2 378.2 301.9 378.2 0.00 29 120 15045 -51.5 -85.5 1 34.0 -52.2 267 11 406.5 406.5 306.0 406.5 0.00 30 108 15725 -54.1 -86.1 1 32.0 -54.6 274 9 414.0 414.0 307.0 414.0 0.00 31 100 16220 -53.7 -86.7 1 33.0 -54.3 280 7 424.0 424.0 308.2 424.0 0.00 32 70 18500 -55.1 -88.1 1 33.0 -55.8 105 7 466.5 466.5 312.3 466.5 0.00 33 56 19922 -54.9 -87.9 1 33.0 -55.8 78 7 497.7 497.7 314.8 497.7 0.00 34 50 20640 -57.5 -88.5 1 31.0 -58.3 65 7 508.0 508.0 315.5 508.0 0.00 35 39 22220 -53.7 -87.7 1 34.0 -55.2 41 9 555.0 555.0 318.3 555.0 0.00 36 33 23283 -57.1 -89.1 1 32.0 -58.3 24 10 573.1 573.1 319.3 573.2 0.00 37 30 23890 -53.7 -88.7 1 35.0 -55.5 15 11 598.2 598.2 320.5 598.3 0.00 38 29 24108 -53.3 -88.3 1 35.0 -55.2 23 11 605.2 605.2 320.9 605.2 0.01 39 21 26169 -56.9 -89.9 1 33.0 -58.7 94 11 652.8 652.8 322.8 652.9 0.01 40 20 26480 -54.7 -88.7 1 34.0 -57.0 105 11 668.7 668.7 323.4 668.8 0.01 41 17 27519 -54.3 -88.3 1 34.0 -57.0 109 11 701.8 701.8 324.5 701.9 0.01 42 15 28318 -55.7 -88.7 1 33.0 -58.3 111 10 722.8 722.8 325.1 722.8 0.01 43 10 30940 -48.7 -86.7 0 38.0 -54.8 120 9 837.8 837.8 328.1 837.9 0.02 44 9.2 31490 -47.1 -86.1 0 39.0 -54.2 864.1 864.1 328.7 864.3 0.03 45 8.2 32248 -49.3 -87.3 0 38.0 -55.8 884.3 884.3 329.1 884.5 0.02 46 7.0 33297 -44.3 -84.3 0 40.0 -53.9 945.9 945.9 330.3 946.4 0.05 47 6.5 33794 -44.5 -84.5 0 40.0 -54.4 965.3 965.4 330.6 965.8 0.05 48 5.7 34689 -36.3 -79.3 0 43.0 -51.7 1038.2 1038.3 331.8 1039.8 0.13 TRP 265 9958 -54.9 -62.9 36 8.0 -55.1 210 42 319.1 319.1 288.5 319.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 5466.00 m Freezing level: 752.00 mb = 2477.09 m = 8126.85 ft Wetbulb zero: 815.88 mb = 1818.16 m = 5965.01 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 49.87 % Est. max temperature: 17.89 C = 64.21 F Sfc-Lift cond lev (LCL): 909.35 mb = 932.29 m = 3058.67 ft T: 8.11 C 700-500 lapse rate: 6.16 C/km ThetaE index: 0.26 C Layer 925.0- 850.0 mb Conv cond level (CCL): 745.30 mb = 2548.06 m = 8359.67 ft Mean mixing ratio: 4.90 g/kg Conv temperature: 21.62 C = 70.91 F Cap Strength: 6.40 C Lifted Index: 6.48 C Risk: None Lifted Index @300 mb: 8.78 C Lifted Index @700 mb: 3.00 C Showalter Index: 6.01 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 18.50 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 63.00 Risk: None Energy Index: 1.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.37 J/kg Max Up Vert Vel: 6.06 m/s Conv Inhibition (B-): 63114.74 J/kg Cap Strength: 6.47 C Lift Cond Lev (LCL): 841.94 mb = 1564.04 m = 5131.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 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 ---------------------------------------------------------- 0 981 304 265 5 5.0 0.4 | 91 13 -13.3 0.3 1 925 792 280 23 22.7 -4.0 | 314 6 4.4 -4.2 2 850 1487 240 15 13.0 7.5 | 144 9 -5.3 7.3 3 700 3045 230 23 17.6 14.8 | 177 15 -0.7 14.6 4 500 5610 240 33 28.6 16.5 | 212 19 10.3 16.3 5 400 7210 220 38 24.4 29.1 | 192 30 6.2 28.9 6 300 9160 220 42 27.0 32.2 | 195 33 8.7 32.0 7 265 9958 210 42 21.0 36.4 | 184 36 2.7 36.2 8 250 10330 210 35 17.5 30.3 | 179 30 -0.8 30.1 9 200 11750 220 27 17.4 20.7 | 177 21 -0.9 20.5 10 150 13600 250 15 14.1 5.1 | 140 6 -4.2 5.0 11 100 16220 280 7 6.9 -1.2 | 83 11 -11.4 -1.4 12 70 18500 105 7 -6.8 1.8 | 94 25 -25.0 1.6 13 50 20640 65 7 -6.3 -3.0 | 83 25 -24.6 -3.1 14 30 23890 15 11 -2.8 -10.6 | 63 24 -21.1 -10.8 15 20 26480 105 11 -10.6 2.8 | 95 29 -28.9 2.7 16 10 30940 120 9 -7.8 4.5 | 99 26 -26.1 4.3 Wind Parameters Mean winds (0-6000m): 239.4 at 24.4 knts Storm direction: 269.4 at 18.3 knts Shear (0-3000m) pos: 3.1 neg: 3.3 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 90.4 deg Storm rel helicity (0-3000m) pos: 21.9 neg: -18.2 tot: 3.8 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: -0.28 Storm rel vorticity (0-3000m) horiz: 7.5 stream: -2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.56 Bulk Shear: 33.06 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 ------------------------------------------------------------------------------- 500 277 14 64 5| 18.6 0.0 18.6| 0.0 -7.2 -7.2 -14.3 -0.46| 19.3 -8.8 1000 271 17 62 1| 9.3 5.9 15.1| 0.0 -14.7 -14.7 -14.7 -0.57| 15.7 -9.0 1500 263 17 138 2| 6.2 5.2 11.4| 3.8 -18.2 -14.4 -9.6 -0.50| 12.3 -6.1 2000 256 17 156 4| 4.6 4.2 8.8| 9.8 -18.2 -8.4 -4.2 -0.40| 9.9 -4.0 2500 250 18 164 6| 3.7 3.7 7.4| 15.4 -18.2 -2.8 -1.1 -0.33| 8.5 -2.8 3000 246 19 170 8| 3.1 3.3 6.4| 21.9 -18.2 3.8 1.3 -0.28| 7.5 -2.1 4000 241 20 178 10| 2.8 2.5 5.3| 38.4 -18.2 20.2 5.1 -0.17| 6.2 -1.0 5000 240 22 186 11| 2.7 2.0 4.7| 56.4 -18.2 38.2 7.6 -0.08| 5.4 -0.4 6000 239 24 192 13| 2.3 2.1 4.4| 62.1 -38.1 24.0 4.0 -0.11| 5.1 -0.6 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250422.06.gif