UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102111.upa.cvt Date: 1100Z 21 OCT 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 21 OCT 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 28 SFC 968 304 15.2 6.2 55 9.0 10.3 205 7 291.0 292.1 284.8 308.7 6.14 2 925 686 11.0 6.0 71 5.0 8.3 220 13 290.6 291.7 284.8 308.7 6.34 3 919 740 10.6 5.7 72 4.9 8.0 222 14 290.7 291.8 284.8 308.6 6.25 4 893 979 9.2 5.5 78 3.7 7.2 228 20 291.6 292.8 285.2 309.8 6.35 5 850 1387 6.8 1.8 70 5.0 4.3 240 29 293.3 294.2 284.7 308.2 5.13 6 760 2299 2.0 -5.0 60 7.0 -1.0 240 38 297.6 298.2 284.6 308.0 3.47 7 700 2957 -3.3 -5.5 85 2.2 -4.2 240 44 298.8 299.5 285.2 309.8 3.62 8 678 3209 -5.1 -6.8 88 1.7 -5.8 239 43 299.6 300.2 285.2 309.8 3.39 9 624 3857 -8.7 -14.7 62 6.0 -10.6 237 40 302.6 303.0 284.9 308.8 1.96 10 619 3919 -8.9 -27.9 20 19.0 -13.1 236 40 303.1 303.2 283.5 305.2 0.62 11 614 3982 -9.5 -19.5 44 10.0 -12.3 236 40 303.1 303.4 284.3 307.4 1.33 12 608 4058 -9.9 -29.9 18 20.0 -14.0 236 39 303.5 303.6 283.5 305.3 0.53 13 584 4368 -12.1 -30.1 21 18.0 -15.7 235 38 304.5 304.6 283.9 306.3 0.54 14 544 4906 -16.7 -16.8 99 0.1 -16.7 233 36 305.2 305.6 285.8 311.2 1.89 15 543 4920 -16.9 -17.5 95 0.6 -17.1 232 36 305.1 305.5 285.6 310.8 1.78 16 542 4934 -16.9 -20.9 71 4.0 -17.9 232 36 305.3 305.6 285.2 309.6 1.33 17 541 4947 -16.7 -29.7 32 13.0 -19.1 232 36 305.7 305.8 284.5 307.7 0.60 18 540 4961 -15.5 -38.5 12 23.0 -19.0 232 36 307.3 307.3 284.7 308.2 0.25 19 537 5003 -15.5 -37.5 13 22.0 -18.9 232 35 307.8 307.8 284.9 308.8 0.28 20 500 5540 -18.1 -45.1 7 27.0 -21.4 230 33 311.0 311.0 285.8 311.5 0.14 21 400 7160 -30.3 -51.3 11 21.0 -31.8 235 40 315.6 315.6 287.4 315.9 0.08 22 373 7652 -34.5 -52.5 14 18.0 -35.6 237 41 316.4 316.4 287.6 316.7 0.08 23 338 8331 -40.7 -49.7 37 9.0 -41.2 241 42 317.0 317.0 287.9 317.5 0.12 24 332 8452 -41.9 -45.9 65 4.0 -42.1 241 43 317.0 317.0 288.0 317.7 0.19 25 331 8472 -42.1 -46.4 63 4.3 -42.3 242 43 317.0 317.0 288.0 317.6 0.18 26 319 8721 -43.9 -53.9 32 10.0 -44.3 243 43 317.9 317.9 288.1 318.2 0.08 27 300 9130 -46.9 -59.9 21 13.0 -47.3 245 44 319.3 319.3 288.5 319.4 0.04 28 288 9400 -48.7 -59.7 27 11.0 -49.0 248 49 320.4 320.4 288.9 320.6 0.04 29 284 9492 -48.5 -62.5 18 14.0 -48.8 249 50 322.0 322.0 289.4 322.1 0.03 30 262 10018 -52.3 -61.2 33 8.9 -52.5 255 60 323.9 324.0 290.0 324.1 0.04 31 250 10320 -54.5 -60.5 47 6.0 -54.6 255 58 325.0 325.1 290.3 325.2 0.04 32 240 10580 -56.5 -60.5 61 4.0 -56.6 253 57 325.9 325.9 290.6 326.0 0.05 33 227 10933 -58.3 -63.2 53 4.9 -58.4 250 56 328.3 328.3 291.3 328.5 0.03 34 204 11613 -53.7 -78.7 3 25.0 -54.0 258 35 345.8 345.8 295.7 345.8 0.00 35 200 11740 -54.3 -79.3 3 25.0 -54.6 260 31 346.8 346.8 295.9 346.8 0.00 36 172 12694 -59.3 -82.3 4 23.0 -59.5 268 33 353.8 353.8 297.4 353.8 0.00 37 150 13560 -54.5 -83.5 2 29.0 -54.9 275 35 376.2 376.2 301.6 376.2 0.00 38 142 13911 -53.9 -83.9 1 30.0 -54.4 278 33 383.2 383.2 302.8 383.2 0.00 39 119 15029 -60.1 -86.1 2 26.0 -60.3 286 27 391.6 391.6 304.0 391.6 0.00 40 100 16120 -57.9 -85.9 2 28.0 -58.3 295 21 415.9 415.9 307.2 415.9 0.00 41 70 18350 -60.3 -88.3 1 28.0 -60.7 275 11 455.4 455.4 311.4 455.4 0.00 42 50 20430 -63.5 -90.5 1 27.0 -63.8 295 11 493.8 493.8 314.5 493.9 0.00 43 45 21076 -64.1 -91.1 1 27.0 -64.5 287 13 507.5 507.5 315.5 507.5 0.00 44 44 21214 -61.3 -90.3 1 29.0 -61.9 285 14 517.6 517.6 316.1 517.6 0.00 45 39 21958 -63.9 -90.9 1 27.0 -64.4 276 17 529.2 529.2 316.9 529.2 0.00 46 33 22990 -60.7 -90.7 1 30.0 -61.5 262 21 563.6 563.6 318.8 563.6 0.00 47 30 23580 -62.7 -90.7 1 28.0 -63.4 255 23 573.7 573.7 319.3 573.7 0.00 48 29 23790 -62.9 -90.9 1 28.0 -63.6 257 25 578.7 578.8 319.6 578.8 0.00 49 24 24971 -58.1 -90.1 1 32.0 -59.5 269 35 624.9 624.9 321.7 624.9 0.00 50 21 25813 -58.9 -89.9 1 31.0 -60.3 277 41 646.8 646.8 322.6 646.8 0.01 51 20 26120 -58.5 -89.5 1 31.0 -60.0 280 44 657.1 657.1 323.0 657.1 0.01 52 10 30570 -51.3 -87.3 1 36.0 -56.3 270 89 828.1 828.1 327.9 828.2 0.02 53 8.1 31936 -52.3 -88.3 1 36.0 -57.6 875.5 875.5 329.0 875.7 0.02 54 6.2 33694 -45.1 -85.1 0 40.0 -54.8 975.9 975.9 330.8 976.4 0.05 TRP 227 10933 -58.3 -63.2 53 4.9 -58.4 250 56 328.3 328.3 291.3 328.5 0.03 WND 262 10018 -52.3 -61.2 33 8.9 -52.5 255 60 323.9 324.0 290.0 324.1 0.04 Sounding variables and indices 1000-500 mb thick: 5512.00 m Freezing level: 737.36 mb = 2547.36 m = 8357.39 ft Wetbulb zero: 777.47 mb = 2113.90 m = 6935.29 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 58.30 % Est. max temperature: 18.88 C = 65.99 F Sfc-Lift cond lev (LCL): 845.50 mb = 1430.24 m = 4692.35 ft T: 6.57 C 700-500 lapse rate: 5.73 C/km ThetaE index: 1.81 C Layer 850.0- 700.0 mb Conv cond level (CCL): 782.85 mb = 2057.67 m = 6750.80 ft Mean mixing ratio: 6.19 g/kg Conv temperature: 20.57 C = 69.03 F Cap Strength: 3.29 C Lifted Index: 4.85 C Risk: None Lifted Index @300 mb: 7.51 C Lifted Index @700 mb: 1.31 C Showalter Index: 5.38 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 19.90 C K Index: 24.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 112.60 Risk: None Energy Index: 0.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.09 J/kg Max Up Vert Vel: 3.76 m/s Conv Inhibition (B-): 52220.91 J/kg Cap Strength: 4.66 C Lift Cond Lev (LCL): 844.67 mb = 1438.28 m = 4718.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 25 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 ---------------------------------------------------------- 0 968 304 205 7 3.0 6.3 | 101 23 -22.3 4.5 1 925 686 220 13 8.4 10.0 | 116 19 -17.0 8.1 2 850 1387 240 29 25.1 14.5 | 179 13 -0.2 12.6 3 700 2957 240 44 38.1 22.0 | 212 24 12.8 20.1 4 500 5540 230 33 25.3 21.2 | 180 19 -0.0 19.4 5 400 7160 235 40 32.8 22.9 | 199 22 7.5 21.1 6 300 9130 245 44 39.9 18.6 | 221 22 14.6 16.7 7 262 10018 255 60 58.0 15.5 | 247 35 32.6 13.7 8 250 10320 255 58 56.0 15.0 | 247 33 30.7 13.2 9 227 10933 250 56 52.6 19.2 | 238 32 27.3 17.3 10 200 11740 260 31 30.5 5.4 | 236 6 5.2 3.5 11 150 13560 275 35 34.9 -3.1 | 297 11 9.6 -4.9 12 100 16120 295 21 19.0 -8.9 | 30 12 -6.3 -10.7 13 70 18350 275 11 11.0 -1.0 | 79 15 -14.3 -2.8 14 50 20430 295 11 10.0 -4.6 | 67 17 -15.3 -6.5 15 30 23580 255 23 22.2 6.0 | 143 5 -3.1 4.1 16 20 26120 280 44 43.3 -7.6 | 298 20 18.0 -9.5 17 10 30570 270 89 89.0 -0.0 | 272 64 63.7 -1.9 Wind Parameters Mean winds (0-6000m): 235.8 at 33.8 knts Storm direction: 265.8 at 25.4 knts Shear (0-3000m) pos: 4.7 neg: 1.6 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 136.0 neg: -8.6 tot: 127.4 m^2/s^2 ave: 42.5 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 74.26 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 ------------------------------------------------------------------------------- 500 217 11 110 20| 9.6 0.0 9.6| 40.3 0.0 40.3 80.7 0.81| 9.6 7.8 1000 228 16 124 16| 11.1 0.0 11.1| 85.9 0.0 85.9 85.9 0.88| 11.3 10.0 1500 234 21 141 13| 9.4 0.0 9.4|105.1 0.0 105.1 70.1 0.88| 9.7 8.5 2000 236 25 157 13| 7.1 1.2 8.3|119.0 0.0 119.0 59.5 0.85| 8.5 7.2 2500 237 28 172 13| 5.7 2.0 7.6|133.0 0.0 133.0 53.2 0.81| 7.8 6.3 3000 238 30 181 14| 4.7 1.6 6.4|136.0 -8.6 127.4 42.5 0.73| 7.0 5.1 4000 238 33 189 16| 3.5 0.8 4.3|136.0 -35.7 100.3 25.1 0.55| 5.9 3.2 5000 237 34 190 17| 2.8 0.6 3.4|136.0 -60.8 75.1 15.0 0.40| 5.2 2.1 6000 236 34 189 17| 2.6 0.5 3.0|152.9 -65.7 87.2 14.5 0.41| 4.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251021.11.gif