UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042423.upa.cvt Date: 2300Z 24 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:2300Z 24 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 120 SFC 978 305 10.6 9.2 91 1.4 9.8 230 3 285.6 286.9 284.0 306.4 7.48 2 925 768 8.4 8.4 100 0.0 8.4 310 11 287.9 289.2 284.9 308.9 7.49 3 850 1465 5.0 4.7 98 0.3 4.8 300 7 291.4 292.5 285.1 309.5 6.31 4 775 2214 1.0 0.2 94 0.8 0.6 264 4 294.9 295.8 285.1 309.6 5.01 5 700 3025 -4.5 -5.6 92 1.1 -5.0 225 1 297.5 298.2 284.7 308.3 3.60 6 665 3426 -7.7 -7.8 99 0.1 -7.7 216 2 298.3 298.9 284.5 308.0 3.19 7 661 3473 -6.1 -9.2 79 3.1 -7.3 215 2 300.6 301.1 285.1 309.5 2.88 8 570 4616 -13.3 -17.8 69 4.5 -14.6 188 6 305.2 305.5 285.5 310.5 1.65 9 507 5497 -19.7 -21.7 84 2.0 -20.2 167 9 307.8 308.0 286.1 312.1 1.33 10 500 5600 -20.7 -22.6 85 1.9 -21.1 165 9 307.8 308.0 286.0 311.9 1.24 11 400 7210 -33.3 -36.3 74 3.0 -33.6 185 27 311.7 311.8 286.5 313.2 0.43 12 345 8230 -42.3 -43.6 87 1.3 -42.4 193 31 313.0 313.0 286.7 313.8 0.23 13 300 9160 -49.7 -52.2 75 2.5 -49.8 200 35 315.3 315.3 287.3 315.7 0.10 14 298 9204 -50.1 -52.5 76 2.4 -50.2 200 35 315.3 315.4 287.3 315.7 0.10 15 294 9292 -50.9 -55.8 56 4.9 -51.0 199 35 315.4 315.4 287.3 315.7 0.07 16 275 9725 -54.7 -57.5 71 2.8 -54.8 198 36 316.0 316.0 287.5 316.2 0.06 17 270 9842 -55.7 -57.2 83 1.5 -55.7 197 37 316.2 316.2 287.6 316.5 0.06 18 256 10180 -57.9 -61.7 62 3.8 -58.0 196 38 317.8 317.8 288.1 318.0 0.04 19 250 10330 -58.7 -61.9 66 3.2 -58.7 195 38 318.8 318.8 288.4 318.9 0.04 20 245 10456 -59.7 -62.3 72 2.6 -59.7 191 34 319.1 319.2 288.5 319.3 0.04 21 243 10507 -59.9 -64.1 58 4.2 -60.0 190 33 319.6 319.6 288.6 319.7 0.03 22 239 10611 -59.7 -66.7 40 7.0 -59.8 197 31 321.4 321.4 289.2 321.5 0.02 23 223 11046 -57.1 -75.1 8 18.0 -57.3 227 22 331.8 331.8 292.2 331.9 0.01 24 206 11550 -53.7 -73.7 7 20.0 -54.0 262 11 344.8 344.8 295.5 344.8 0.01 25 200 11740 -53.7 -75.7 5 22.0 -54.0 275 7 347.7 347.7 296.1 347.8 0.01 26 159 13222 -50.9 -80.9 2 30.0 -51.4 279 13 376.0 376.0 301.6 376.1 0.00 27 150 13600 -51.9 -81.9 2 30.0 -52.4 280 15 380.6 380.6 302.3 380.7 0.00 28 100 16190 -55.9 -84.9 1 29.0 -56.4 310 9 419.7 419.7 307.7 419.7 0.00 29 70 18460 -56.1 -86.1 1 30.0 -56.8 325 9 464.4 464.4 312.1 464.4 0.00 30 50 20590 -58.3 -87.3 1 29.0 -59.0 250 1 506.1 506.1 315.4 506.1 0.00 31 49 20717 -58.5 -87.5 1 29.0 -59.2 254 1 508.6 508.6 315.5 508.6 0.00 32 31 23621 -55.1 -87.1 1 32.0 -56.6 348 3 588.9 588.9 320.1 588.9 0.01 33 30 23830 -55.7 -87.7 1 32.0 -57.2 355 3 592.8 592.8 320.3 592.8 0.01 34 23 25507 -58.7 -88.7 1 30.0 -60.0 11 7 630.8 630.8 321.9 630.8 0.01 35 20 26390 -55.1 -88.1 1 33.0 -57.3 20 9 667.5 667.5 323.3 667.6 0.01 36 19 26719 -55.7 -87.7 1 32.0 -57.9 24 9 675.5 675.5 323.6 675.6 0.01 37 11 30233 -53.1 -87.1 1 34.0 -57.2 72 7 799.3 799.3 327.3 799.4 0.02 38 11 30233 -49.3 -86.3 1 37.0 -54.8 72 7 813.1 813.1 327.5 813.2 0.02 39 11 30233 -49.9 -85.9 1 36.0 -55.1 72 7 810.9 810.9 327.5 811.1 0.02 40 10 30860 -48.5 -85.5 1 37.0 -54.6 80 7 838.5 838.5 328.1 838.7 0.03 41 9.2 31407 -49.7 -85.7 1 36.0 -55.6 854.2 854.2 328.5 854.4 0.03 42 7.3 32938 -44.7 -84.7 0 40.0 -53.9 933.0 933.0 330.1 933.4 0.04 43 6.8 33412 -45.9 -84.9 0 39.0 -54.8 947.1 947.1 330.3 947.6 0.04 44 6.4 33819 -42.1 -83.1 0 41.0 -53.4 979.8 979.8 330.8 980.5 0.06 TRP 243 10507 -59.9 -64.1 58 4.2 -60.0 190 33 319.6 319.6 288.6 319.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5480.00 m Freezing level: 761.36 mb = 2361.48 m = 7747.53 ft Wetbulb zero: 766.84 mb = 2298.37 m = 7540.51 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 87.27 % Est. max temperature: 17.37 C = 63.27 F Sfc-Lift cond lev (LCL): 957.51 mb = 481.23 m = 1578.83 ft T: 9.76 C 700-500 lapse rate: 6.29 C/km ThetaE index: 1.60 C Layer 700.0- 661.0 mb Conv cond level (CCL): 911.82 mb = 886.33 m = 2907.87 ft Mean mixing ratio: 7.31 g/kg Conv temperature: 13.51 C = 56.32 F Cap Strength: 2.84 C Lifted Index: 2.66 C Risk: None Lifted Index @300 mb: 5.12 C Lifted Index @700 mb: 0.40 C Showalter Index: 1.96 C Risk: Showers probable Total Totals Index: 51.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 25.40 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 121.40 Risk: None Energy Index: 0.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.30 J/kg Max Up Vert Vel: 5.88 m/s Conv Inhibition (B-): 61393.77 J/kg Cap Strength: 2.81 C Lift Cond Lev (LCL): 921.07 mb = 803.12 m = 2634.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 240 at 5 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 ---------------------------------------------------------- 0 978 305 230 3 2.3 1.9 | 77 2 -1.8 -0.4 1 925 768 310 11 8.4 -7.1 | 335 10 4.3 -9.4 2 850 1465 300 7 6.1 -3.5 | 341 6 2.0 -5.8 3 700 3025 225 1 0.7 0.7 | 64 4 -3.4 -1.6 4 500 5600 165 9 -2.3 8.7 | 135 9 -6.4 6.4 5 400 7210 185 27 2.4 26.9 | 176 25 -1.7 24.6 6 300 9160 200 35 12.0 32.9 | 194 32 7.9 30.6 7 250 10330 195 38 9.8 36.7 | 189 35 5.7 34.4 8 243 10507 190 33 5.7 32.5 | 183 30 1.6 30.2 9 200 11740 275 7 7.0 -0.6 | 316 4 2.9 -2.9 10 150 13600 280 15 14.8 -2.6 | 295 12 10.7 -4.9 11 100 16190 310 9 6.9 -5.8 | 341 9 2.8 -8.1 12 70 18460 325 9 5.2 -7.4 | 354 10 1.1 -9.7 13 50 20590 250 1 0.9 0.3 | 58 4 -3.2 -2.0 14 30 23830 355 3 0.3 -3.0 | 36 7 -3.8 -5.3 15 20 26390 20 9 -3.1 -8.5 | 34 13 -7.2 -10.8 16 10 30860 80 7 -6.9 -1.2 | 72 12 -11.0 -3.6 Wind Parameters Mean winds (0-6000m): 210.3 at 6.3 knts Storm direction: 240.3 at 4.7 knts Shear (0-3000m) pos: 1.8 neg: 1.9 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -3.8 deg Storm rel helicity (0-3000m) pos: 9.9 neg: -0.7 tot: 9.2 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.49 Bulk Shear: 11.63 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 ------------------------------------------------------------------------------- 500 297 7 337 6| 11.0 0.0 11.0| 6.3 -0.5 5.9 11.7 0.03| 13.5 0.4 1000 303 8 337 7| 5.5 1.6 7.1| 7.3 -0.5 6.8 6.8 0.05| 8.3 0.4 1500 301 8 338 7| 3.7 2.1 5.8| 7.7 -0.7 7.0 4.7 0.05| 6.6 0.3 2000 298 7 339 6| 2.7 2.3 5.0| 8.6 -0.7 7.8 3.9 0.10| 5.7 0.6 2500 297 6 345 5| 2.2 2.1 4.3| 9.4 -0.7 8.7 3.5 0.16| 5.0 0.8 3000 297 5 352 5| 1.8 1.9 3.7| 9.9 -0.7 9.2 3.1 0.17| 4.5 0.8 4000 284 5 350 4| 1.4 1.8 3.1| 12.1 -0.7 11.4 2.8 0.25| 3.8 0.9 5000 255 5 317 1| 1.1 1.8 2.9| 12.8 -1.1 11.7 2.3 0.23| 3.4 0.8 6000 210 6 163 3| 0.6 1.8 2.4| 28.1 -1.8 26.3 4.4 0.28| 3.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250424.23.gif